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@@ -1,2035 +1,2035 b'' | |||
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1 | 1 | # stuff related specifically to patch manipulation / parsing |
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2 | 2 | # |
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3 | 3 | # Copyright 2008 Mark Edgington <edgimar@gmail.com> |
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4 | 4 | # |
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5 | 5 | # This software may be used and distributed according to the terms of the |
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6 | 6 | # GNU General Public License version 2 or any later version. |
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7 | 7 | # |
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8 | 8 | # This code is based on the Mark Edgington's crecord extension. |
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9 | 9 | # (Itself based on Bryan O'Sullivan's record extension.) |
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10 | 10 | |
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11 | 11 | from __future__ import absolute_import |
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12 | 12 | |
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13 | 13 | import os |
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14 | 14 | import re |
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15 | 15 | import signal |
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16 | 16 | |
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17 | 17 | from .i18n import _ |
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18 | 18 | from .pycompat import ( |
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19 | 19 | getattr, |
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20 | 20 | open, |
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21 | 21 | ) |
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22 | 22 | from . import ( |
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23 | 23 | diffhelper, |
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24 | 24 | encoding, |
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25 | 25 | error, |
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26 | 26 | patch as patchmod, |
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27 | 27 | pycompat, |
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28 | 28 | scmutil, |
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29 | 29 | util, |
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30 | 30 | ) |
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31 | 31 | from .utils import stringutil |
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32 | 32 | |
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33 | 33 | stringio = util.stringio |
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34 | 34 | |
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35 | 35 | # patch comments based on the git one |
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36 | 36 | diffhelptext = _( |
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37 | 37 | b"""# To remove '-' lines, make them ' ' lines (context). |
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38 | 38 | # To remove '+' lines, delete them. |
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39 | 39 | # Lines starting with # will be removed from the patch. |
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40 | 40 | """ |
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41 | 41 | ) |
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42 | 42 | |
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43 | 43 | hunkhelptext = _( |
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44 | 44 | b"""# |
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45 | 45 | # If the patch applies cleanly, the edited hunk will immediately be |
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46 | 46 | # added to the record list. If it does not apply cleanly, a rejects file |
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47 | 47 | # will be generated. You can use that when you try again. If all lines |
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48 | 48 | # of the hunk are removed, then the edit is aborted and the hunk is left |
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49 | 49 | # unchanged. |
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50 | 50 | """ |
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51 | 51 | ) |
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52 | 52 | |
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53 | 53 | patchhelptext = _( |
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54 | 54 | b"""# |
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55 | 55 | # If the patch applies cleanly, the edited patch will immediately |
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56 | 56 | # be finalised. If it does not apply cleanly, rejects files will be |
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57 | 57 | # generated. You can use those when you try again. |
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58 | 58 | """ |
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59 | 59 | ) |
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60 | 60 | |
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61 | 61 | try: |
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62 | 62 | import curses |
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63 | 63 | import curses.ascii |
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64 | 64 | |
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65 | 65 | curses.error |
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66 | 66 | except (ImportError, AttributeError): |
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67 |
curses = |
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67 | curses = None | |
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68 | 68 | |
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69 | 69 | |
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70 | 70 | class fallbackerror(error.Abort): |
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71 | 71 | """Error that indicates the client should try to fallback to text mode.""" |
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72 | 72 | |
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73 | 73 | # Inherits from error.Abort so that existing behavior is preserved if the |
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74 | 74 | # calling code does not know how to fallback. |
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75 | 75 | |
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76 | 76 | |
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77 | 77 | def checkcurses(ui): |
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78 | 78 | """Return True if the user wants to use curses |
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79 | 79 | |
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80 | 80 | This method returns True if curses is found (and that python is built with |
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81 | 81 | it) and that the user has the correct flag for the ui. |
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82 | 82 | """ |
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83 | 83 | return curses and ui.interface(b"chunkselector") == b"curses" |
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84 | 84 | |
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85 | 85 | |
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86 | 86 | class patchnode(object): |
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87 | 87 | """abstract class for patch graph nodes |
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88 | 88 | (i.e. patchroot, header, hunk, hunkline) |
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89 | 89 | """ |
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90 | 90 | |
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91 | 91 | def firstchild(self): |
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92 | 92 | raise NotImplementedError(b"method must be implemented by subclass") |
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93 | 93 | |
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94 | 94 | def lastchild(self): |
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95 | 95 | raise NotImplementedError(b"method must be implemented by subclass") |
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96 | 96 | |
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97 | 97 | def allchildren(self): |
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98 | 98 | """Return a list of all of the direct children of this node""" |
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99 | 99 | raise NotImplementedError(b"method must be implemented by subclass") |
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100 | 100 | |
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101 | 101 | def nextsibling(self): |
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102 | 102 | """ |
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103 | 103 | Return the closest next item of the same type where there are no items |
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104 | 104 | of different types between the current item and this closest item. |
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105 | 105 | If no such item exists, return None. |
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106 | 106 | """ |
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107 | 107 | raise NotImplementedError(b"method must be implemented by subclass") |
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108 | 108 | |
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109 | 109 | def prevsibling(self): |
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110 | 110 | """ |
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111 | 111 | Return the closest previous item of the same type where there are no |
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112 | 112 | items of different types between the current item and this closest item. |
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113 | 113 | If no such item exists, return None. |
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114 | 114 | """ |
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115 | 115 | raise NotImplementedError(b"method must be implemented by subclass") |
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116 | 116 | |
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117 | 117 | def parentitem(self): |
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118 | 118 | raise NotImplementedError(b"method must be implemented by subclass") |
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119 | 119 | |
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120 | 120 | def nextitem(self, skipfolded=True): |
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121 | 121 | """ |
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122 | 122 | Try to return the next item closest to this item, regardless of item's |
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123 | 123 | type (header, hunk, or hunkline). |
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124 | 124 | |
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125 | 125 | If skipfolded == True, and the current item is folded, then the child |
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126 | 126 | items that are hidden due to folding will be skipped when determining |
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127 | 127 | the next item. |
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128 | 128 | |
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129 | 129 | If it is not possible to get the next item, return None. |
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130 | 130 | """ |
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131 | 131 | try: |
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132 | 132 | itemfolded = self.folded |
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133 | 133 | except AttributeError: |
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134 | 134 | itemfolded = False |
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135 | 135 | if skipfolded and itemfolded: |
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136 | 136 | nextitem = self.nextsibling() |
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137 | 137 | if nextitem is None: |
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138 | 138 | try: |
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139 | 139 | nextitem = self.parentitem().nextsibling() |
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140 | 140 | except AttributeError: |
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141 | 141 | nextitem = None |
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142 | 142 | return nextitem |
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143 | 143 | else: |
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144 | 144 | # try child |
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145 | 145 | item = self.firstchild() |
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146 | 146 | if item is not None: |
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147 | 147 | return item |
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148 | 148 | |
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149 | 149 | # else try next sibling |
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150 | 150 | item = self.nextsibling() |
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151 | 151 | if item is not None: |
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152 | 152 | return item |
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153 | 153 | |
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154 | 154 | try: |
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155 | 155 | # else try parent's next sibling |
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156 | 156 | item = self.parentitem().nextsibling() |
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157 | 157 | if item is not None: |
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158 | 158 | return item |
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159 | 159 | |
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160 | 160 | # else return grandparent's next sibling (or None) |
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161 | 161 | return self.parentitem().parentitem().nextsibling() |
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162 | 162 | |
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163 | 163 | except AttributeError: # parent and/or grandparent was None |
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164 | 164 | return None |
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165 | 165 | |
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166 | 166 | def previtem(self): |
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167 | 167 | """ |
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168 | 168 | Try to return the previous item closest to this item, regardless of |
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169 | 169 | item's type (header, hunk, or hunkline). |
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170 | 170 | |
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171 | 171 | If it is not possible to get the previous item, return None. |
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172 | 172 | """ |
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173 | 173 | # try previous sibling's last child's last child, |
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174 | 174 | # else try previous sibling's last child, else try previous sibling |
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175 | 175 | prevsibling = self.prevsibling() |
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176 | 176 | if prevsibling is not None: |
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177 | 177 | prevsiblinglastchild = prevsibling.lastchild() |
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178 | 178 | if (prevsiblinglastchild is not None) and not prevsibling.folded: |
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179 | 179 | prevsiblinglclc = prevsiblinglastchild.lastchild() |
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180 | 180 | if ( |
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181 | 181 | prevsiblinglclc is not None |
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182 | 182 | ) and not prevsiblinglastchild.folded: |
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183 | 183 | return prevsiblinglclc |
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184 | 184 | else: |
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185 | 185 | return prevsiblinglastchild |
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186 | 186 | else: |
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187 | 187 | return prevsibling |
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188 | 188 | |
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189 | 189 | # try parent (or None) |
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190 | 190 | return self.parentitem() |
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191 | 191 | |
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192 | 192 | |
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193 | 193 | class patch(patchnode, list): # todo: rename patchroot |
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194 | 194 | """ |
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195 | 195 | list of header objects representing the patch. |
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196 | 196 | """ |
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197 | 197 | |
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198 | 198 | def __init__(self, headerlist): |
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199 | 199 | self.extend(headerlist) |
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200 | 200 | # add parent patch object reference to each header |
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201 | 201 | for header in self: |
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202 | 202 | header.patch = self |
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203 | 203 | |
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204 | 204 | |
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205 | 205 | class uiheader(patchnode): |
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206 | 206 | """patch header |
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207 | 207 | |
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208 | 208 | xxx shouldn't we move this to mercurial/patch.py ? |
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209 | 209 | """ |
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210 | 210 | |
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211 | 211 | def __init__(self, header): |
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212 | 212 | self.nonuiheader = header |
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213 | 213 | # flag to indicate whether to apply this chunk |
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214 | 214 | self.applied = True |
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215 | 215 | # flag which only affects the status display indicating if a node's |
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216 | 216 | # children are partially applied (i.e. some applied, some not). |
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217 | 217 | self.partial = False |
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218 | 218 | |
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219 | 219 | # flag to indicate whether to display as folded/unfolded to user |
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220 | 220 | self.folded = True |
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221 | 221 | |
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222 | 222 | # list of all headers in patch |
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223 | 223 | self.patch = None |
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224 | 224 | |
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225 | 225 | # flag is False if this header was ever unfolded from initial state |
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226 | 226 | self.neverunfolded = True |
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227 | 227 | self.hunks = [uihunk(h, self) for h in self.hunks] |
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228 | 228 | |
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229 | 229 | def prettystr(self): |
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230 | 230 | x = stringio() |
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231 | 231 | self.pretty(x) |
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232 | 232 | return x.getvalue() |
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233 | 233 | |
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234 | 234 | def nextsibling(self): |
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235 | 235 | numheadersinpatch = len(self.patch) |
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236 | 236 | indexofthisheader = self.patch.index(self) |
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237 | 237 | |
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238 | 238 | if indexofthisheader < numheadersinpatch - 1: |
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239 | 239 | nextheader = self.patch[indexofthisheader + 1] |
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240 | 240 | return nextheader |
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241 | 241 | else: |
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242 | 242 | return None |
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243 | 243 | |
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244 | 244 | def prevsibling(self): |
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245 | 245 | indexofthisheader = self.patch.index(self) |
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246 | 246 | if indexofthisheader > 0: |
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247 | 247 | previousheader = self.patch[indexofthisheader - 1] |
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248 | 248 | return previousheader |
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249 | 249 | else: |
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250 | 250 | return None |
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251 | 251 | |
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252 | 252 | def parentitem(self): |
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253 | 253 | """ |
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254 | 254 | there is no 'real' parent item of a header that can be selected, |
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255 | 255 | so return None. |
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256 | 256 | """ |
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257 | 257 | return None |
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258 | 258 | |
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259 | 259 | def firstchild(self): |
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260 | 260 | """return the first child of this item, if one exists. otherwise |
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261 | 261 | None.""" |
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262 | 262 | if len(self.hunks) > 0: |
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263 | 263 | return self.hunks[0] |
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264 | 264 | else: |
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265 | 265 | return None |
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266 | 266 | |
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267 | 267 | def lastchild(self): |
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268 | 268 | """return the last child of this item, if one exists. otherwise |
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269 | 269 | None.""" |
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270 | 270 | if len(self.hunks) > 0: |
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271 | 271 | return self.hunks[-1] |
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272 | 272 | else: |
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273 | 273 | return None |
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274 | 274 | |
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275 | 275 | def allchildren(self): |
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276 | 276 | """return a list of all of the direct children of this node""" |
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277 | 277 | return self.hunks |
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278 | 278 | |
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279 | 279 | def __getattr__(self, name): |
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280 | 280 | return getattr(self.nonuiheader, name) |
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281 | 281 | |
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282 | 282 | |
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283 | 283 | class uihunkline(patchnode): |
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284 | 284 | """represents a changed line in a hunk""" |
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285 | 285 | |
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286 | 286 | def __init__(self, linetext, hunk): |
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287 | 287 | self.linetext = linetext |
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288 | 288 | self.applied = True |
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289 | 289 | # the parent hunk to which this line belongs |
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290 | 290 | self.hunk = hunk |
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291 | 291 | # folding lines currently is not used/needed, but this flag is needed |
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292 | 292 | # in the previtem method. |
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293 | 293 | self.folded = False |
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294 | 294 | |
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295 | 295 | def prettystr(self): |
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296 | 296 | return self.linetext |
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297 | 297 | |
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298 | 298 | def nextsibling(self): |
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299 | 299 | numlinesinhunk = len(self.hunk.changedlines) |
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300 | 300 | indexofthisline = self.hunk.changedlines.index(self) |
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301 | 301 | |
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302 | 302 | if indexofthisline < numlinesinhunk - 1: |
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303 | 303 | nextline = self.hunk.changedlines[indexofthisline + 1] |
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304 | 304 | return nextline |
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305 | 305 | else: |
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306 | 306 | return None |
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307 | 307 | |
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308 | 308 | def prevsibling(self): |
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309 | 309 | indexofthisline = self.hunk.changedlines.index(self) |
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310 | 310 | if indexofthisline > 0: |
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311 | 311 | previousline = self.hunk.changedlines[indexofthisline - 1] |
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312 | 312 | return previousline |
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313 | 313 | else: |
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314 | 314 | return None |
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315 | 315 | |
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316 | 316 | def parentitem(self): |
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317 | 317 | """return the parent to the current item""" |
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318 | 318 | return self.hunk |
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319 | 319 | |
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320 | 320 | def firstchild(self): |
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321 | 321 | """return the first child of this item, if one exists. otherwise |
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322 | 322 | None.""" |
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323 | 323 | # hunk-lines don't have children |
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324 | 324 | return None |
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325 | 325 | |
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326 | 326 | def lastchild(self): |
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327 | 327 | """return the last child of this item, if one exists. otherwise |
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328 | 328 | None.""" |
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329 | 329 | # hunk-lines don't have children |
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330 | 330 | return None |
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331 | 331 | |
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332 | 332 | |
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333 | 333 | class uihunk(patchnode): |
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334 | 334 | """ui patch hunk, wraps a hunk and keep track of ui behavior """ |
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335 | 335 | |
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336 | 336 | maxcontext = 3 |
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337 | 337 | |
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338 | 338 | def __init__(self, hunk, header): |
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339 | 339 | self._hunk = hunk |
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340 | 340 | self.changedlines = [uihunkline(line, self) for line in hunk.hunk] |
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341 | 341 | self.header = header |
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342 | 342 | # used at end for detecting how many removed lines were un-applied |
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343 | 343 | self.originalremoved = self.removed |
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344 | 344 | |
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345 | 345 | # flag to indicate whether to display as folded/unfolded to user |
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346 | 346 | self.folded = True |
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347 | 347 | # flag to indicate whether to apply this chunk |
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348 | 348 | self.applied = True |
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349 | 349 | # flag which only affects the status display indicating if a node's |
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350 | 350 | # children are partially applied (i.e. some applied, some not). |
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351 | 351 | self.partial = False |
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352 | 352 | |
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353 | 353 | def nextsibling(self): |
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354 | 354 | numhunksinheader = len(self.header.hunks) |
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355 | 355 | indexofthishunk = self.header.hunks.index(self) |
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356 | 356 | |
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357 | 357 | if indexofthishunk < numhunksinheader - 1: |
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358 | 358 | nexthunk = self.header.hunks[indexofthishunk + 1] |
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359 | 359 | return nexthunk |
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360 | 360 | else: |
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361 | 361 | return None |
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362 | 362 | |
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363 | 363 | def prevsibling(self): |
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364 | 364 | indexofthishunk = self.header.hunks.index(self) |
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365 | 365 | if indexofthishunk > 0: |
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366 | 366 | previoushunk = self.header.hunks[indexofthishunk - 1] |
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367 | 367 | return previoushunk |
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368 | 368 | else: |
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369 | 369 | return None |
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370 | 370 | |
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371 | 371 | def parentitem(self): |
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372 | 372 | """return the parent to the current item""" |
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373 | 373 | return self.header |
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374 | 374 | |
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375 | 375 | def firstchild(self): |
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376 | 376 | """return the first child of this item, if one exists. otherwise |
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377 | 377 | None.""" |
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378 | 378 | if len(self.changedlines) > 0: |
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379 | 379 | return self.changedlines[0] |
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380 | 380 | else: |
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381 | 381 | return None |
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382 | 382 | |
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383 | 383 | def lastchild(self): |
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384 | 384 | """return the last child of this item, if one exists. otherwise |
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385 | 385 | None.""" |
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386 | 386 | if len(self.changedlines) > 0: |
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387 | 387 | return self.changedlines[-1] |
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388 | 388 | else: |
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389 | 389 | return None |
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390 | 390 | |
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391 | 391 | def allchildren(self): |
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392 | 392 | """return a list of all of the direct children of this node""" |
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393 | 393 | return self.changedlines |
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394 | 394 | |
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395 | 395 | def countchanges(self): |
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396 | 396 | """changedlines -> (n+,n-)""" |
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397 | 397 | add = len( |
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398 | 398 | [ |
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399 | 399 | l |
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400 | 400 | for l in self.changedlines |
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401 | 401 | if l.applied and l.prettystr().startswith(b'+') |
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402 | 402 | ] |
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403 | 403 | ) |
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404 | 404 | rem = len( |
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405 | 405 | [ |
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406 | 406 | l |
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407 | 407 | for l in self.changedlines |
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408 | 408 | if l.applied and l.prettystr().startswith(b'-') |
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409 | 409 | ] |
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410 | 410 | ) |
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411 | 411 | return add, rem |
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412 | 412 | |
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413 | 413 | def getfromtoline(self): |
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414 | 414 | # calculate the number of removed lines converted to context lines |
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415 | 415 | removedconvertedtocontext = self.originalremoved - self.removed |
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416 | 416 | |
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417 | 417 | contextlen = ( |
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418 | 418 | len(self.before) + len(self.after) + removedconvertedtocontext |
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419 | 419 | ) |
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420 | 420 | if self.after and self.after[-1] == diffhelper.MISSING_NEWLINE_MARKER: |
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421 | 421 | contextlen -= 1 |
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422 | 422 | fromlen = contextlen + self.removed |
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423 | 423 | tolen = contextlen + self.added |
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424 | 424 | |
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425 | 425 | # diffutils manual, section "2.2.2.2 detailed description of unified |
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426 | 426 | # format": "an empty hunk is considered to end at the line that |
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427 | 427 | # precedes the hunk." |
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428 | 428 | # |
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429 | 429 | # so, if either of hunks is empty, decrease its line start. --immerrr |
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430 | 430 | # but only do this if fromline > 0, to avoid having, e.g fromline=-1. |
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431 | 431 | fromline, toline = self.fromline, self.toline |
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432 | 432 | if fromline != 0: |
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433 | 433 | if fromlen == 0: |
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434 | 434 | fromline -= 1 |
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435 | 435 | if tolen == 0 and toline > 0: |
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436 | 436 | toline -= 1 |
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437 | 437 | |
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438 | 438 | fromtoline = b'@@ -%d,%d +%d,%d @@%s\n' % ( |
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439 | 439 | fromline, |
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440 | 440 | fromlen, |
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441 | 441 | toline, |
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442 | 442 | tolen, |
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443 | 443 | self.proc and (b' ' + self.proc), |
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444 | 444 | ) |
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445 | 445 | return fromtoline |
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446 | 446 | |
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447 | 447 | def write(self, fp): |
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448 | 448 | # updated self.added/removed, which are used by getfromtoline() |
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449 | 449 | self.added, self.removed = self.countchanges() |
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450 | 450 | fp.write(self.getfromtoline()) |
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451 | 451 | |
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452 | 452 | hunklinelist = [] |
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453 | 453 | # add the following to the list: (1) all applied lines, and |
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454 | 454 | # (2) all unapplied removal lines (convert these to context lines) |
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455 | 455 | for changedline in self.changedlines: |
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456 | 456 | changedlinestr = changedline.prettystr() |
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457 | 457 | if changedline.applied: |
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458 | 458 | hunklinelist.append(changedlinestr) |
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459 | 459 | elif changedlinestr.startswith(b"-"): |
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460 | 460 | hunklinelist.append(b" " + changedlinestr[1:]) |
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461 | 461 | |
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462 | 462 | fp.write(b''.join(self.before + hunklinelist + self.after)) |
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463 | 463 | |
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464 | 464 | pretty = write |
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465 | 465 | |
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466 | 466 | def prettystr(self): |
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467 | 467 | x = stringio() |
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468 | 468 | self.pretty(x) |
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469 | 469 | return x.getvalue() |
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470 | 470 | |
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471 | 471 | def reversehunk(self): |
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472 | 472 | """return a recordhunk which is the reverse of the hunk |
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473 | 473 | |
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474 | 474 | Assuming the displayed patch is diff(A, B) result. The returned hunk is |
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475 | 475 | intended to be applied to B, instead of A. |
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476 | 476 | |
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477 | 477 | For example, when A is "0\n1\n2\n6\n" and B is "0\n3\n4\n5\n6\n", and |
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478 | 478 | the user made the following selection: |
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479 | 479 | |
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480 | 480 | 0 |
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481 | 481 | [x] -1 [x]: selected |
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482 | 482 | [ ] -2 [ ]: not selected |
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483 | 483 | [x] +3 |
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484 | 484 | [ ] +4 |
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485 | 485 | [x] +5 |
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486 | 486 | 6 |
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487 | 487 | |
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488 | 488 | This function returns a hunk like: |
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489 | 489 | |
|
490 | 490 | 0 |
|
491 | 491 | -3 |
|
492 | 492 | -4 |
|
493 | 493 | -5 |
|
494 | 494 | +1 |
|
495 | 495 | +4 |
|
496 | 496 | 6 |
|
497 | 497 | |
|
498 | 498 | Note "4" was first deleted then added. That's because "4" exists in B |
|
499 | 499 | side and "-4" must exist between "-3" and "-5" to make the patch |
|
500 | 500 | applicable to B. |
|
501 | 501 | """ |
|
502 | 502 | dels = [] |
|
503 | 503 | adds = [] |
|
504 | 504 | noeol = False |
|
505 | 505 | for line in self.changedlines: |
|
506 | 506 | text = line.linetext |
|
507 | 507 | if line.linetext == diffhelper.MISSING_NEWLINE_MARKER: |
|
508 | 508 | noeol = True |
|
509 | 509 | break |
|
510 | 510 | if line.applied: |
|
511 | 511 | if text.startswith(b'+'): |
|
512 | 512 | dels.append(text[1:]) |
|
513 | 513 | elif text.startswith(b'-'): |
|
514 | 514 | adds.append(text[1:]) |
|
515 | 515 | elif text.startswith(b'+'): |
|
516 | 516 | dels.append(text[1:]) |
|
517 | 517 | adds.append(text[1:]) |
|
518 | 518 | hunk = [b'-%s' % l for l in dels] + [b'+%s' % l for l in adds] |
|
519 | 519 | if noeol and hunk: |
|
520 | 520 | # Remove the newline from the end of the hunk. |
|
521 | 521 | hunk[-1] = hunk[-1][:-1] |
|
522 | 522 | h = self._hunk |
|
523 | 523 | return patchmod.recordhunk( |
|
524 | 524 | h.header, h.toline, h.fromline, h.proc, h.before, hunk, h.after |
|
525 | 525 | ) |
|
526 | 526 | |
|
527 | 527 | def __getattr__(self, name): |
|
528 | 528 | return getattr(self._hunk, name) |
|
529 | 529 | |
|
530 | 530 | def __repr__(self): |
|
531 | 531 | return '<hunk %r@%d>' % (self.filename(), self.fromline) |
|
532 | 532 | |
|
533 | 533 | |
|
534 | 534 | def filterpatch(ui, chunks, chunkselector, operation=None): |
|
535 | 535 | """interactively filter patch chunks into applied-only chunks""" |
|
536 | 536 | chunks = list(chunks) |
|
537 | 537 | # convert chunks list into structure suitable for displaying/modifying |
|
538 | 538 | # with curses. create a list of headers only. |
|
539 | 539 | headers = [c for c in chunks if isinstance(c, patchmod.header)] |
|
540 | 540 | |
|
541 | 541 | # if there are no changed files |
|
542 | 542 | if len(headers) == 0: |
|
543 | 543 | return [], {} |
|
544 | 544 | uiheaders = [uiheader(h) for h in headers] |
|
545 | 545 | # let user choose headers/hunks/lines, and mark their applied flags |
|
546 | 546 | # accordingly |
|
547 | 547 | ret = chunkselector(ui, uiheaders, operation=operation) |
|
548 | 548 | appliedhunklist = [] |
|
549 | 549 | for hdr in uiheaders: |
|
550 | 550 | if hdr.applied and ( |
|
551 | 551 | hdr.special() or len([h for h in hdr.hunks if h.applied]) > 0 |
|
552 | 552 | ): |
|
553 | 553 | appliedhunklist.append(hdr) |
|
554 | 554 | fixoffset = 0 |
|
555 | 555 | for hnk in hdr.hunks: |
|
556 | 556 | if hnk.applied: |
|
557 | 557 | appliedhunklist.append(hnk) |
|
558 | 558 | # adjust the 'to'-line offset of the hunk to be correct |
|
559 | 559 | # after de-activating some of the other hunks for this file |
|
560 | 560 | if fixoffset: |
|
561 | 561 | # hnk = copy.copy(hnk) # necessary?? |
|
562 | 562 | hnk.toline += fixoffset |
|
563 | 563 | else: |
|
564 | 564 | fixoffset += hnk.removed - hnk.added |
|
565 | 565 | |
|
566 | 566 | return (appliedhunklist, ret) |
|
567 | 567 | |
|
568 | 568 | |
|
569 | 569 | def chunkselector(ui, headerlist, operation=None): |
|
570 | 570 | """ |
|
571 | 571 | curses interface to get selection of chunks, and mark the applied flags |
|
572 | 572 | of the chosen chunks. |
|
573 | 573 | """ |
|
574 | 574 | ui.write(_(b'starting interactive selection\n')) |
|
575 | 575 | chunkselector = curseschunkselector(headerlist, ui, operation) |
|
576 | 576 | origsigtstp = sentinel = object() |
|
577 | 577 | if util.safehasattr(signal, b'SIGTSTP'): |
|
578 | 578 | origsigtstp = signal.getsignal(signal.SIGTSTP) |
|
579 | 579 | try: |
|
580 | 580 | with util.with_lc_ctype(): |
|
581 | 581 | curses.wrapper(chunkselector.main) |
|
582 | 582 | if chunkselector.initexc is not None: |
|
583 | 583 | raise chunkselector.initexc |
|
584 | 584 | # ncurses does not restore signal handler for SIGTSTP |
|
585 | 585 | finally: |
|
586 | 586 | if origsigtstp is not sentinel: |
|
587 | 587 | signal.signal(signal.SIGTSTP, origsigtstp) |
|
588 | 588 | return chunkselector.opts |
|
589 | 589 | |
|
590 | 590 | |
|
591 | 591 | def testdecorator(testfn, f): |
|
592 | 592 | def u(*args, **kwargs): |
|
593 | 593 | return f(testfn, *args, **kwargs) |
|
594 | 594 | |
|
595 | 595 | return u |
|
596 | 596 | |
|
597 | 597 | |
|
598 | 598 | def testchunkselector(testfn, ui, headerlist, operation=None): |
|
599 | 599 | """ |
|
600 | 600 | test interface to get selection of chunks, and mark the applied flags |
|
601 | 601 | of the chosen chunks. |
|
602 | 602 | """ |
|
603 | 603 | chunkselector = curseschunkselector(headerlist, ui, operation) |
|
604 | 604 | |
|
605 | 605 | class dummystdscr(object): |
|
606 | 606 | def clear(self): |
|
607 | 607 | pass |
|
608 | 608 | |
|
609 | 609 | def refresh(self): |
|
610 | 610 | pass |
|
611 | 611 | |
|
612 | 612 | chunkselector.stdscr = dummystdscr() |
|
613 | 613 | if testfn and os.path.exists(testfn): |
|
614 | 614 | testf = open(testfn, b'r') |
|
615 | 615 | # TODO: open in binary mode? |
|
616 | 616 | testcommands = [x.rstrip('\n') for x in testf.readlines()] |
|
617 | 617 | testf.close() |
|
618 | 618 | while True: |
|
619 | 619 | if chunkselector.handlekeypressed(testcommands.pop(0), test=True): |
|
620 | 620 | break |
|
621 | 621 | return chunkselector.opts |
|
622 | 622 | |
|
623 | 623 | |
|
624 | 624 | _headermessages = { # {operation: text} |
|
625 | 625 | b'apply': _(b'Select hunks to apply'), |
|
626 | 626 | b'discard': _(b'Select hunks to discard'), |
|
627 | 627 | b'keep': _(b'Select hunks to keep'), |
|
628 | 628 | None: _(b'Select hunks to record'), |
|
629 | 629 | } |
|
630 | 630 | |
|
631 | 631 | |
|
632 | 632 | class curseschunkselector(object): |
|
633 | 633 | def __init__(self, headerlist, ui, operation=None): |
|
634 | 634 | # put the headers into a patch object |
|
635 | 635 | self.headerlist = patch(headerlist) |
|
636 | 636 | |
|
637 | 637 | self.ui = ui |
|
638 | 638 | self.opts = {} |
|
639 | 639 | |
|
640 | 640 | self.errorstr = None |
|
641 | 641 | # list of all chunks |
|
642 | 642 | self.chunklist = [] |
|
643 | 643 | for h in headerlist: |
|
644 | 644 | self.chunklist.append(h) |
|
645 | 645 | self.chunklist.extend(h.hunks) |
|
646 | 646 | |
|
647 | 647 | # dictionary mapping (fgcolor, bgcolor) pairs to the |
|
648 | 648 | # corresponding curses color-pair value. |
|
649 | 649 | self.colorpairs = {} |
|
650 | 650 | # maps custom nicknames of color-pairs to curses color-pair values |
|
651 | 651 | self.colorpairnames = {} |
|
652 | 652 | |
|
653 | 653 | # Honor color setting of ui section. Keep colored setup as |
|
654 | 654 | # long as not explicitly set to a falsy value - especially, |
|
655 | 655 | # when not set at all. This is to stay most compatible with |
|
656 | 656 | # previous (color only) behaviour. |
|
657 | 657 | uicolor = stringutil.parsebool(self.ui.config(b'ui', b'color')) |
|
658 | 658 | self.usecolor = uicolor is not False |
|
659 | 659 | |
|
660 | 660 | # the currently selected header, hunk, or hunk-line |
|
661 | 661 | self.currentselecteditem = self.headerlist[0] |
|
662 | 662 | self.lastapplieditem = None |
|
663 | 663 | |
|
664 | 664 | # updated when printing out patch-display -- the 'lines' here are the |
|
665 | 665 | # line positions *in the pad*, not on the screen. |
|
666 | 666 | self.selecteditemstartline = 0 |
|
667 | 667 | self.selecteditemendline = None |
|
668 | 668 | |
|
669 | 669 | # define indentation levels |
|
670 | 670 | self.headerindentnumchars = 0 |
|
671 | 671 | self.hunkindentnumchars = 3 |
|
672 | 672 | self.hunklineindentnumchars = 6 |
|
673 | 673 | |
|
674 | 674 | # the first line of the pad to print to the screen |
|
675 | 675 | self.firstlineofpadtoprint = 0 |
|
676 | 676 | |
|
677 | 677 | # keeps track of the number of lines in the pad |
|
678 | 678 | self.numpadlines = None |
|
679 | 679 | |
|
680 | 680 | self.numstatuslines = 1 |
|
681 | 681 | |
|
682 | 682 | # keep a running count of the number of lines printed to the pad |
|
683 | 683 | # (used for determining when the selected item begins/ends) |
|
684 | 684 | self.linesprintedtopadsofar = 0 |
|
685 | 685 | |
|
686 | 686 | # stores optional text for a commit comment provided by the user |
|
687 | 687 | self.commenttext = b"" |
|
688 | 688 | |
|
689 | 689 | # if the last 'toggle all' command caused all changes to be applied |
|
690 | 690 | self.waslasttoggleallapplied = True |
|
691 | 691 | |
|
692 | 692 | # affects some ui text |
|
693 | 693 | if operation not in _headermessages: |
|
694 | 694 | raise error.ProgrammingError( |
|
695 | 695 | b'unexpected operation: %s' % operation |
|
696 | 696 | ) |
|
697 | 697 | self.operation = operation |
|
698 | 698 | |
|
699 | 699 | def uparrowevent(self): |
|
700 | 700 | """ |
|
701 | 701 | try to select the previous item to the current item that has the |
|
702 | 702 | most-indented level. for example, if a hunk is selected, try to select |
|
703 | 703 | the last hunkline of the hunk prior to the selected hunk. or, if |
|
704 | 704 | the first hunkline of a hunk is currently selected, then select the |
|
705 | 705 | hunk itself. |
|
706 | 706 | """ |
|
707 | 707 | currentitem = self.currentselecteditem |
|
708 | 708 | |
|
709 | 709 | nextitem = currentitem.previtem() |
|
710 | 710 | |
|
711 | 711 | if nextitem is None: |
|
712 | 712 | # if no parent item (i.e. currentitem is the first header), then |
|
713 | 713 | # no change... |
|
714 | 714 | nextitem = currentitem |
|
715 | 715 | |
|
716 | 716 | self.currentselecteditem = nextitem |
|
717 | 717 | |
|
718 | 718 | def uparrowshiftevent(self): |
|
719 | 719 | """ |
|
720 | 720 | select (if possible) the previous item on the same level as the |
|
721 | 721 | currently selected item. otherwise, select (if possible) the |
|
722 | 722 | parent-item of the currently selected item. |
|
723 | 723 | """ |
|
724 | 724 | currentitem = self.currentselecteditem |
|
725 | 725 | nextitem = currentitem.prevsibling() |
|
726 | 726 | # if there's no previous sibling, try choosing the parent |
|
727 | 727 | if nextitem is None: |
|
728 | 728 | nextitem = currentitem.parentitem() |
|
729 | 729 | if nextitem is None: |
|
730 | 730 | # if no parent item (i.e. currentitem is the first header), then |
|
731 | 731 | # no change... |
|
732 | 732 | nextitem = currentitem |
|
733 | 733 | |
|
734 | 734 | self.currentselecteditem = nextitem |
|
735 | 735 | self.recenterdisplayedarea() |
|
736 | 736 | |
|
737 | 737 | def downarrowevent(self): |
|
738 | 738 | """ |
|
739 | 739 | try to select the next item to the current item that has the |
|
740 | 740 | most-indented level. for example, if a hunk is selected, select |
|
741 | 741 | the first hunkline of the selected hunk. or, if the last hunkline of |
|
742 | 742 | a hunk is currently selected, then select the next hunk, if one exists, |
|
743 | 743 | or if not, the next header if one exists. |
|
744 | 744 | """ |
|
745 | 745 | # self.startprintline += 1 #debug |
|
746 | 746 | currentitem = self.currentselecteditem |
|
747 | 747 | |
|
748 | 748 | nextitem = currentitem.nextitem() |
|
749 | 749 | # if there's no next item, keep the selection as-is |
|
750 | 750 | if nextitem is None: |
|
751 | 751 | nextitem = currentitem |
|
752 | 752 | |
|
753 | 753 | self.currentselecteditem = nextitem |
|
754 | 754 | |
|
755 | 755 | def downarrowshiftevent(self): |
|
756 | 756 | """ |
|
757 | 757 | select (if possible) the next item on the same level as the currently |
|
758 | 758 | selected item. otherwise, select (if possible) the next item on the |
|
759 | 759 | same level as the parent item of the currently selected item. |
|
760 | 760 | """ |
|
761 | 761 | currentitem = self.currentselecteditem |
|
762 | 762 | nextitem = currentitem.nextsibling() |
|
763 | 763 | # if there's no next sibling, try choosing the parent's nextsibling |
|
764 | 764 | if nextitem is None: |
|
765 | 765 | try: |
|
766 | 766 | nextitem = currentitem.parentitem().nextsibling() |
|
767 | 767 | except AttributeError: |
|
768 | 768 | # parentitem returned None, so nextsibling() can't be called |
|
769 | 769 | nextitem = None |
|
770 | 770 | if nextitem is None: |
|
771 | 771 | # if parent has no next sibling, then no change... |
|
772 | 772 | nextitem = currentitem |
|
773 | 773 | |
|
774 | 774 | self.currentselecteditem = nextitem |
|
775 | 775 | self.recenterdisplayedarea() |
|
776 | 776 | |
|
777 | 777 | def nextsametype(self, test=False): |
|
778 | 778 | currentitem = self.currentselecteditem |
|
779 | 779 | sametype = lambda item: isinstance(item, type(currentitem)) |
|
780 | 780 | nextitem = currentitem.nextitem() |
|
781 | 781 | |
|
782 | 782 | while nextitem is not None and not sametype(nextitem): |
|
783 | 783 | nextitem = nextitem.nextitem() |
|
784 | 784 | |
|
785 | 785 | if nextitem is None: |
|
786 | 786 | nextitem = currentitem |
|
787 | 787 | else: |
|
788 | 788 | parent = nextitem.parentitem() |
|
789 | 789 | if parent is not None and parent.folded: |
|
790 | 790 | self.togglefolded(parent) |
|
791 | 791 | |
|
792 | 792 | self.currentselecteditem = nextitem |
|
793 | 793 | if not test: |
|
794 | 794 | self.recenterdisplayedarea() |
|
795 | 795 | |
|
796 | 796 | def rightarrowevent(self): |
|
797 | 797 | """ |
|
798 | 798 | select (if possible) the first of this item's child-items. |
|
799 | 799 | """ |
|
800 | 800 | currentitem = self.currentselecteditem |
|
801 | 801 | nextitem = currentitem.firstchild() |
|
802 | 802 | |
|
803 | 803 | # turn off folding if we want to show a child-item |
|
804 | 804 | if currentitem.folded: |
|
805 | 805 | self.togglefolded(currentitem) |
|
806 | 806 | |
|
807 | 807 | if nextitem is None: |
|
808 | 808 | # if no next item on parent-level, then no change... |
|
809 | 809 | nextitem = currentitem |
|
810 | 810 | |
|
811 | 811 | self.currentselecteditem = nextitem |
|
812 | 812 | |
|
813 | 813 | def leftarrowevent(self): |
|
814 | 814 | """ |
|
815 | 815 | if the current item can be folded (i.e. it is an unfolded header or |
|
816 | 816 | hunk), then fold it. otherwise try select (if possible) the parent |
|
817 | 817 | of this item. |
|
818 | 818 | """ |
|
819 | 819 | currentitem = self.currentselecteditem |
|
820 | 820 | |
|
821 | 821 | # try to fold the item |
|
822 | 822 | if not isinstance(currentitem, uihunkline): |
|
823 | 823 | if not currentitem.folded: |
|
824 | 824 | self.togglefolded(item=currentitem) |
|
825 | 825 | return |
|
826 | 826 | |
|
827 | 827 | # if it can't be folded, try to select the parent item |
|
828 | 828 | nextitem = currentitem.parentitem() |
|
829 | 829 | |
|
830 | 830 | if nextitem is None: |
|
831 | 831 | # if no item on parent-level, then no change... |
|
832 | 832 | nextitem = currentitem |
|
833 | 833 | if not nextitem.folded: |
|
834 | 834 | self.togglefolded(item=nextitem) |
|
835 | 835 | |
|
836 | 836 | self.currentselecteditem = nextitem |
|
837 | 837 | |
|
838 | 838 | def leftarrowshiftevent(self): |
|
839 | 839 | """ |
|
840 | 840 | select the header of the current item (or fold current item if the |
|
841 | 841 | current item is already a header). |
|
842 | 842 | """ |
|
843 | 843 | currentitem = self.currentselecteditem |
|
844 | 844 | |
|
845 | 845 | if isinstance(currentitem, uiheader): |
|
846 | 846 | if not currentitem.folded: |
|
847 | 847 | self.togglefolded(item=currentitem) |
|
848 | 848 | return |
|
849 | 849 | |
|
850 | 850 | # select the parent item recursively until we're at a header |
|
851 | 851 | while True: |
|
852 | 852 | nextitem = currentitem.parentitem() |
|
853 | 853 | if nextitem is None: |
|
854 | 854 | break |
|
855 | 855 | else: |
|
856 | 856 | currentitem = nextitem |
|
857 | 857 | |
|
858 | 858 | self.currentselecteditem = currentitem |
|
859 | 859 | |
|
860 | 860 | def updatescroll(self): |
|
861 | 861 | """scroll the screen to fully show the currently-selected""" |
|
862 | 862 | selstart = self.selecteditemstartline |
|
863 | 863 | selend = self.selecteditemendline |
|
864 | 864 | |
|
865 | 865 | padstart = self.firstlineofpadtoprint |
|
866 | 866 | padend = padstart + self.yscreensize - self.numstatuslines - 1 |
|
867 | 867 | # 'buffered' pad start/end values which scroll with a certain |
|
868 | 868 | # top/bottom context margin |
|
869 | 869 | padstartbuffered = padstart + 3 |
|
870 | 870 | padendbuffered = padend - 3 |
|
871 | 871 | |
|
872 | 872 | if selend > padendbuffered: |
|
873 | 873 | self.scrolllines(selend - padendbuffered) |
|
874 | 874 | elif selstart < padstartbuffered: |
|
875 | 875 | # negative values scroll in pgup direction |
|
876 | 876 | self.scrolllines(selstart - padstartbuffered) |
|
877 | 877 | |
|
878 | 878 | def scrolllines(self, numlines): |
|
879 | 879 | """scroll the screen up (down) by numlines when numlines >0 (<0).""" |
|
880 | 880 | self.firstlineofpadtoprint += numlines |
|
881 | 881 | if self.firstlineofpadtoprint < 0: |
|
882 | 882 | self.firstlineofpadtoprint = 0 |
|
883 | 883 | if self.firstlineofpadtoprint > self.numpadlines - 1: |
|
884 | 884 | self.firstlineofpadtoprint = self.numpadlines - 1 |
|
885 | 885 | |
|
886 | 886 | def toggleapply(self, item=None): |
|
887 | 887 | """ |
|
888 | 888 | toggle the applied flag of the specified item. if no item is specified, |
|
889 | 889 | toggle the flag of the currently selected item. |
|
890 | 890 | """ |
|
891 | 891 | if item is None: |
|
892 | 892 | item = self.currentselecteditem |
|
893 | 893 | # Only set this when NOT using 'toggleall' |
|
894 | 894 | self.lastapplieditem = item |
|
895 | 895 | |
|
896 | 896 | item.applied = not item.applied |
|
897 | 897 | |
|
898 | 898 | if isinstance(item, uiheader): |
|
899 | 899 | item.partial = False |
|
900 | 900 | if item.applied: |
|
901 | 901 | # apply all its hunks |
|
902 | 902 | for hnk in item.hunks: |
|
903 | 903 | hnk.applied = True |
|
904 | 904 | # apply all their hunklines |
|
905 | 905 | for hunkline in hnk.changedlines: |
|
906 | 906 | hunkline.applied = True |
|
907 | 907 | else: |
|
908 | 908 | # un-apply all its hunks |
|
909 | 909 | for hnk in item.hunks: |
|
910 | 910 | hnk.applied = False |
|
911 | 911 | hnk.partial = False |
|
912 | 912 | # un-apply all their hunklines |
|
913 | 913 | for hunkline in hnk.changedlines: |
|
914 | 914 | hunkline.applied = False |
|
915 | 915 | elif isinstance(item, uihunk): |
|
916 | 916 | item.partial = False |
|
917 | 917 | # apply all it's hunklines |
|
918 | 918 | for hunkline in item.changedlines: |
|
919 | 919 | hunkline.applied = item.applied |
|
920 | 920 | |
|
921 | 921 | siblingappliedstatus = [hnk.applied for hnk in item.header.hunks] |
|
922 | 922 | allsiblingsapplied = not (False in siblingappliedstatus) |
|
923 | 923 | nosiblingsapplied = not (True in siblingappliedstatus) |
|
924 | 924 | |
|
925 | 925 | siblingspartialstatus = [hnk.partial for hnk in item.header.hunks] |
|
926 | 926 | somesiblingspartial = True in siblingspartialstatus |
|
927 | 927 | |
|
928 | 928 | # cases where applied or partial should be removed from header |
|
929 | 929 | |
|
930 | 930 | # if no 'sibling' hunks are applied (including this hunk) |
|
931 | 931 | if nosiblingsapplied: |
|
932 | 932 | if not item.header.special(): |
|
933 | 933 | item.header.applied = False |
|
934 | 934 | item.header.partial = False |
|
935 | 935 | else: # some/all parent siblings are applied |
|
936 | 936 | item.header.applied = True |
|
937 | 937 | item.header.partial = ( |
|
938 | 938 | somesiblingspartial or not allsiblingsapplied |
|
939 | 939 | ) |
|
940 | 940 | |
|
941 | 941 | elif isinstance(item, uihunkline): |
|
942 | 942 | siblingappliedstatus = [ln.applied for ln in item.hunk.changedlines] |
|
943 | 943 | allsiblingsapplied = not (False in siblingappliedstatus) |
|
944 | 944 | nosiblingsapplied = not (True in siblingappliedstatus) |
|
945 | 945 | |
|
946 | 946 | # if no 'sibling' lines are applied |
|
947 | 947 | if nosiblingsapplied: |
|
948 | 948 | item.hunk.applied = False |
|
949 | 949 | item.hunk.partial = False |
|
950 | 950 | elif allsiblingsapplied: |
|
951 | 951 | item.hunk.applied = True |
|
952 | 952 | item.hunk.partial = False |
|
953 | 953 | else: # some siblings applied |
|
954 | 954 | item.hunk.applied = True |
|
955 | 955 | item.hunk.partial = True |
|
956 | 956 | |
|
957 | 957 | parentsiblingsapplied = [ |
|
958 | 958 | hnk.applied for hnk in item.hunk.header.hunks |
|
959 | 959 | ] |
|
960 | 960 | noparentsiblingsapplied = not (True in parentsiblingsapplied) |
|
961 | 961 | allparentsiblingsapplied = not (False in parentsiblingsapplied) |
|
962 | 962 | |
|
963 | 963 | parentsiblingspartial = [ |
|
964 | 964 | hnk.partial for hnk in item.hunk.header.hunks |
|
965 | 965 | ] |
|
966 | 966 | someparentsiblingspartial = True in parentsiblingspartial |
|
967 | 967 | |
|
968 | 968 | # if all parent hunks are not applied, un-apply header |
|
969 | 969 | if noparentsiblingsapplied: |
|
970 | 970 | if not item.hunk.header.special(): |
|
971 | 971 | item.hunk.header.applied = False |
|
972 | 972 | item.hunk.header.partial = False |
|
973 | 973 | # set the applied and partial status of the header if needed |
|
974 | 974 | else: # some/all parent siblings are applied |
|
975 | 975 | item.hunk.header.applied = True |
|
976 | 976 | item.hunk.header.partial = ( |
|
977 | 977 | someparentsiblingspartial or not allparentsiblingsapplied |
|
978 | 978 | ) |
|
979 | 979 | |
|
980 | 980 | def toggleall(self): |
|
981 | 981 | """toggle the applied flag of all items.""" |
|
982 | 982 | if self.waslasttoggleallapplied: # then unapply them this time |
|
983 | 983 | for item in self.headerlist: |
|
984 | 984 | if item.applied: |
|
985 | 985 | self.toggleapply(item) |
|
986 | 986 | else: |
|
987 | 987 | for item in self.headerlist: |
|
988 | 988 | if not item.applied: |
|
989 | 989 | self.toggleapply(item) |
|
990 | 990 | self.waslasttoggleallapplied = not self.waslasttoggleallapplied |
|
991 | 991 | |
|
992 | 992 | def flipselections(self): |
|
993 | 993 | """ |
|
994 | 994 | Flip all selections. Every selected line is unselected and vice |
|
995 | 995 | versa. |
|
996 | 996 | """ |
|
997 | 997 | for header in self.headerlist: |
|
998 | 998 | for hunk in header.allchildren(): |
|
999 | 999 | for line in hunk.allchildren(): |
|
1000 | 1000 | self.toggleapply(line) |
|
1001 | 1001 | |
|
1002 | 1002 | def toggleallbetween(self): |
|
1003 | 1003 | """toggle applied on or off for all items in range [lastapplied, |
|
1004 | 1004 | current].""" |
|
1005 | 1005 | if ( |
|
1006 | 1006 | not self.lastapplieditem |
|
1007 | 1007 | or self.currentselecteditem == self.lastapplieditem |
|
1008 | 1008 | ): |
|
1009 | 1009 | # Treat this like a normal 'x'/' ' |
|
1010 | 1010 | self.toggleapply() |
|
1011 | 1011 | return |
|
1012 | 1012 | |
|
1013 | 1013 | startitem = self.lastapplieditem |
|
1014 | 1014 | enditem = self.currentselecteditem |
|
1015 | 1015 | # Verify that enditem is "after" startitem, otherwise swap them. |
|
1016 | 1016 | for direction in [b'forward', b'reverse']: |
|
1017 | 1017 | nextitem = startitem.nextitem() |
|
1018 | 1018 | while nextitem and nextitem != enditem: |
|
1019 | 1019 | nextitem = nextitem.nextitem() |
|
1020 | 1020 | if nextitem: |
|
1021 | 1021 | break |
|
1022 | 1022 | # Looks like we went the wrong direction :) |
|
1023 | 1023 | startitem, enditem = enditem, startitem |
|
1024 | 1024 | |
|
1025 | 1025 | if not nextitem: |
|
1026 | 1026 | # We didn't find a path going either forward or backward? Don't know |
|
1027 | 1027 | # how this can happen, let's not crash though. |
|
1028 | 1028 | return |
|
1029 | 1029 | |
|
1030 | 1030 | nextitem = startitem |
|
1031 | 1031 | # Switch all items to be the opposite state of the currently selected |
|
1032 | 1032 | # item. Specifically: |
|
1033 | 1033 | # [ ] startitem |
|
1034 | 1034 | # [x] middleitem |
|
1035 | 1035 | # [ ] enditem <-- currently selected |
|
1036 | 1036 | # This will turn all three on, since the currently selected item is off. |
|
1037 | 1037 | # This does *not* invert each item (i.e. middleitem stays marked/on) |
|
1038 | 1038 | desiredstate = not self.currentselecteditem.applied |
|
1039 | 1039 | while nextitem != enditem.nextitem(): |
|
1040 | 1040 | if nextitem.applied != desiredstate: |
|
1041 | 1041 | self.toggleapply(item=nextitem) |
|
1042 | 1042 | nextitem = nextitem.nextitem() |
|
1043 | 1043 | |
|
1044 | 1044 | def togglefolded(self, item=None, foldparent=False): |
|
1045 | 1045 | """toggle folded flag of specified item (defaults to currently |
|
1046 | 1046 | selected)""" |
|
1047 | 1047 | if item is None: |
|
1048 | 1048 | item = self.currentselecteditem |
|
1049 | 1049 | if foldparent or (isinstance(item, uiheader) and item.neverunfolded): |
|
1050 | 1050 | if not isinstance(item, uiheader): |
|
1051 | 1051 | # we need to select the parent item in this case |
|
1052 | 1052 | self.currentselecteditem = item = item.parentitem() |
|
1053 | 1053 | elif item.neverunfolded: |
|
1054 | 1054 | item.neverunfolded = False |
|
1055 | 1055 | |
|
1056 | 1056 | # also fold any foldable children of the parent/current item |
|
1057 | 1057 | if isinstance(item, uiheader): # the original or 'new' item |
|
1058 | 1058 | for child in item.allchildren(): |
|
1059 | 1059 | child.folded = not item.folded |
|
1060 | 1060 | |
|
1061 | 1061 | if isinstance(item, (uiheader, uihunk)): |
|
1062 | 1062 | item.folded = not item.folded |
|
1063 | 1063 | |
|
1064 | 1064 | def alignstring(self, instr, window): |
|
1065 | 1065 | """ |
|
1066 | 1066 | add whitespace to the end of a string in order to make it fill |
|
1067 | 1067 | the screen in the x direction. the current cursor position is |
|
1068 | 1068 | taken into account when making this calculation. the string can span |
|
1069 | 1069 | multiple lines. |
|
1070 | 1070 | """ |
|
1071 | 1071 | y, xstart = window.getyx() |
|
1072 | 1072 | width = self.xscreensize |
|
1073 | 1073 | # turn tabs into spaces |
|
1074 | 1074 | instr = instr.expandtabs(4) |
|
1075 | 1075 | strwidth = encoding.colwidth(instr) |
|
1076 | 1076 | numspaces = width - ((strwidth + xstart) % width) |
|
1077 | 1077 | return instr + b" " * numspaces |
|
1078 | 1078 | |
|
1079 | 1079 | def printstring( |
|
1080 | 1080 | self, |
|
1081 | 1081 | window, |
|
1082 | 1082 | text, |
|
1083 | 1083 | fgcolor=None, |
|
1084 | 1084 | bgcolor=None, |
|
1085 | 1085 | pair=None, |
|
1086 | 1086 | pairname=None, |
|
1087 | 1087 | attrlist=None, |
|
1088 | 1088 | towin=True, |
|
1089 | 1089 | align=True, |
|
1090 | 1090 | showwhtspc=False, |
|
1091 | 1091 | ): |
|
1092 | 1092 | """ |
|
1093 | 1093 | print the string, text, with the specified colors and attributes, to |
|
1094 | 1094 | the specified curses window object. |
|
1095 | 1095 | |
|
1096 | 1096 | the foreground and background colors are of the form |
|
1097 | 1097 | curses.color_xxxx, where xxxx is one of: [black, blue, cyan, green, |
|
1098 | 1098 | magenta, red, white, yellow]. if pairname is provided, a color |
|
1099 | 1099 | pair will be looked up in the self.colorpairnames dictionary. |
|
1100 | 1100 | |
|
1101 | 1101 | attrlist is a list containing text attributes in the form of |
|
1102 | 1102 | curses.a_xxxx, where xxxx can be: [bold, dim, normal, standout, |
|
1103 | 1103 | underline]. |
|
1104 | 1104 | |
|
1105 | 1105 | if align == True, whitespace is added to the printed string such that |
|
1106 | 1106 | the string stretches to the right border of the window. |
|
1107 | 1107 | |
|
1108 | 1108 | if showwhtspc == True, trailing whitespace of a string is highlighted. |
|
1109 | 1109 | """ |
|
1110 | 1110 | # preprocess the text, converting tabs to spaces |
|
1111 | 1111 | text = text.expandtabs(4) |
|
1112 | 1112 | # strip \n, and convert control characters to ^[char] representation |
|
1113 | 1113 | text = re.sub( |
|
1114 | 1114 | br'[\x00-\x08\x0a-\x1f]', |
|
1115 | 1115 | lambda m: b'^' + pycompat.sysbytes(chr(ord(m.group()) + 64)), |
|
1116 | 1116 | text.strip(b'\n'), |
|
1117 | 1117 | ) |
|
1118 | 1118 | |
|
1119 | 1119 | if pair is not None: |
|
1120 | 1120 | colorpair = pair |
|
1121 | 1121 | elif pairname is not None: |
|
1122 | 1122 | colorpair = self.colorpairnames[pairname] |
|
1123 | 1123 | else: |
|
1124 | 1124 | if fgcolor is None: |
|
1125 | 1125 | fgcolor = -1 |
|
1126 | 1126 | if bgcolor is None: |
|
1127 | 1127 | bgcolor = -1 |
|
1128 | 1128 | if (fgcolor, bgcolor) in self.colorpairs: |
|
1129 | 1129 | colorpair = self.colorpairs[(fgcolor, bgcolor)] |
|
1130 | 1130 | else: |
|
1131 | 1131 | colorpair = self.getcolorpair(fgcolor, bgcolor) |
|
1132 | 1132 | # add attributes if possible |
|
1133 | 1133 | if attrlist is None: |
|
1134 | 1134 | attrlist = [] |
|
1135 | 1135 | if colorpair < 256: |
|
1136 | 1136 | # then it is safe to apply all attributes |
|
1137 | 1137 | for textattr in attrlist: |
|
1138 | 1138 | colorpair |= textattr |
|
1139 | 1139 | else: |
|
1140 | 1140 | # just apply a select few (safe?) attributes |
|
1141 | 1141 | for textattr in (curses.A_UNDERLINE, curses.A_BOLD): |
|
1142 | 1142 | if textattr in attrlist: |
|
1143 | 1143 | colorpair |= textattr |
|
1144 | 1144 | |
|
1145 | 1145 | y, xstart = self.chunkpad.getyx() |
|
1146 | 1146 | t = b"" # variable for counting lines printed |
|
1147 | 1147 | # if requested, show trailing whitespace |
|
1148 | 1148 | if showwhtspc: |
|
1149 | 1149 | origlen = len(text) |
|
1150 | 1150 | text = text.rstrip(b' \n') # tabs have already been expanded |
|
1151 | 1151 | strippedlen = len(text) |
|
1152 | 1152 | numtrailingspaces = origlen - strippedlen |
|
1153 | 1153 | |
|
1154 | 1154 | if towin: |
|
1155 | 1155 | window.addstr(encoding.strfromlocal(text), colorpair) |
|
1156 | 1156 | t += text |
|
1157 | 1157 | |
|
1158 | 1158 | if showwhtspc: |
|
1159 | 1159 | wscolorpair = colorpair | curses.A_REVERSE |
|
1160 | 1160 | if towin: |
|
1161 | 1161 | for i in range(numtrailingspaces): |
|
1162 | 1162 | window.addch(curses.ACS_CKBOARD, wscolorpair) |
|
1163 | 1163 | t += b" " * numtrailingspaces |
|
1164 | 1164 | |
|
1165 | 1165 | if align: |
|
1166 | 1166 | if towin: |
|
1167 | 1167 | extrawhitespace = self.alignstring(b"", window) |
|
1168 | 1168 | window.addstr(extrawhitespace, colorpair) |
|
1169 | 1169 | else: |
|
1170 | 1170 | # need to use t, since the x position hasn't incremented |
|
1171 | 1171 | extrawhitespace = self.alignstring(t, window) |
|
1172 | 1172 | t += extrawhitespace |
|
1173 | 1173 | |
|
1174 | 1174 | # is reset to 0 at the beginning of printitem() |
|
1175 | 1175 | |
|
1176 | 1176 | linesprinted = (xstart + len(t)) // self.xscreensize |
|
1177 | 1177 | self.linesprintedtopadsofar += linesprinted |
|
1178 | 1178 | return t |
|
1179 | 1179 | |
|
1180 | 1180 | def _getstatuslinesegments(self): |
|
1181 | 1181 | """-> [str]. return segments""" |
|
1182 | 1182 | selected = self.currentselecteditem.applied |
|
1183 | 1183 | spaceselect = _(b'space/enter: select') |
|
1184 | 1184 | spacedeselect = _(b'space/enter: deselect') |
|
1185 | 1185 | # Format the selected label into a place as long as the longer of the |
|
1186 | 1186 | # two possible labels. This may vary by language. |
|
1187 | 1187 | spacelen = max(len(spaceselect), len(spacedeselect)) |
|
1188 | 1188 | selectedlabel = b'%-*s' % ( |
|
1189 | 1189 | spacelen, |
|
1190 | 1190 | spacedeselect if selected else spaceselect, |
|
1191 | 1191 | ) |
|
1192 | 1192 | segments = [ |
|
1193 | 1193 | _headermessages[self.operation], |
|
1194 | 1194 | b'-', |
|
1195 | 1195 | _(b'[x]=selected **=collapsed'), |
|
1196 | 1196 | _(b'c: confirm'), |
|
1197 | 1197 | _(b'q: abort'), |
|
1198 | 1198 | _(b'arrow keys: move/expand/collapse'), |
|
1199 | 1199 | selectedlabel, |
|
1200 | 1200 | _(b'?: help'), |
|
1201 | 1201 | ] |
|
1202 | 1202 | return segments |
|
1203 | 1203 | |
|
1204 | 1204 | def _getstatuslines(self): |
|
1205 | 1205 | """() -> [str]. return short help used in the top status window""" |
|
1206 | 1206 | if self.errorstr is not None: |
|
1207 | 1207 | lines = [self.errorstr, _(b'Press any key to continue')] |
|
1208 | 1208 | else: |
|
1209 | 1209 | # wrap segments to lines |
|
1210 | 1210 | segments = self._getstatuslinesegments() |
|
1211 | 1211 | width = self.xscreensize |
|
1212 | 1212 | lines = [] |
|
1213 | 1213 | lastwidth = width |
|
1214 | 1214 | for s in segments: |
|
1215 | 1215 | w = encoding.colwidth(s) |
|
1216 | 1216 | sep = b' ' * (1 + (s and s[0] not in b'-[')) |
|
1217 | 1217 | if lastwidth + w + len(sep) >= width: |
|
1218 | 1218 | lines.append(s) |
|
1219 | 1219 | lastwidth = w |
|
1220 | 1220 | else: |
|
1221 | 1221 | lines[-1] += sep + s |
|
1222 | 1222 | lastwidth += w + len(sep) |
|
1223 | 1223 | if len(lines) != self.numstatuslines: |
|
1224 | 1224 | self.numstatuslines = len(lines) |
|
1225 | 1225 | self.statuswin.resize(self.numstatuslines, self.xscreensize) |
|
1226 | 1226 | return [stringutil.ellipsis(l, self.xscreensize - 1) for l in lines] |
|
1227 | 1227 | |
|
1228 | 1228 | def updatescreen(self): |
|
1229 | 1229 | self.statuswin.erase() |
|
1230 | 1230 | self.chunkpad.erase() |
|
1231 | 1231 | |
|
1232 | 1232 | printstring = self.printstring |
|
1233 | 1233 | |
|
1234 | 1234 | # print out the status lines at the top |
|
1235 | 1235 | try: |
|
1236 | 1236 | for line in self._getstatuslines(): |
|
1237 | 1237 | printstring(self.statuswin, line, pairname=b"legend") |
|
1238 | 1238 | self.statuswin.refresh() |
|
1239 | 1239 | except curses.error: |
|
1240 | 1240 | pass |
|
1241 | 1241 | if self.errorstr is not None: |
|
1242 | 1242 | return |
|
1243 | 1243 | |
|
1244 | 1244 | # print out the patch in the remaining part of the window |
|
1245 | 1245 | try: |
|
1246 | 1246 | self.printitem() |
|
1247 | 1247 | self.updatescroll() |
|
1248 | 1248 | self.chunkpad.refresh( |
|
1249 | 1249 | self.firstlineofpadtoprint, |
|
1250 | 1250 | 0, |
|
1251 | 1251 | self.numstatuslines, |
|
1252 | 1252 | 0, |
|
1253 | 1253 | self.yscreensize - self.numstatuslines, |
|
1254 | 1254 | self.xscreensize - 1, |
|
1255 | 1255 | ) |
|
1256 | 1256 | except curses.error: |
|
1257 | 1257 | pass |
|
1258 | 1258 | |
|
1259 | 1259 | def getstatusprefixstring(self, item): |
|
1260 | 1260 | """ |
|
1261 | 1261 | create a string to prefix a line with which indicates whether 'item' |
|
1262 | 1262 | is applied and/or folded. |
|
1263 | 1263 | """ |
|
1264 | 1264 | |
|
1265 | 1265 | # create checkbox string |
|
1266 | 1266 | if item.applied: |
|
1267 | 1267 | if not isinstance(item, uihunkline) and item.partial: |
|
1268 | 1268 | checkbox = b"[~]" |
|
1269 | 1269 | else: |
|
1270 | 1270 | checkbox = b"[x]" |
|
1271 | 1271 | else: |
|
1272 | 1272 | checkbox = b"[ ]" |
|
1273 | 1273 | |
|
1274 | 1274 | try: |
|
1275 | 1275 | if item.folded: |
|
1276 | 1276 | checkbox += b"**" |
|
1277 | 1277 | if isinstance(item, uiheader): |
|
1278 | 1278 | # one of "m", "a", or "d" (modified, added, deleted) |
|
1279 | 1279 | filestatus = item.changetype |
|
1280 | 1280 | |
|
1281 | 1281 | checkbox += filestatus + b" " |
|
1282 | 1282 | else: |
|
1283 | 1283 | checkbox += b" " |
|
1284 | 1284 | if isinstance(item, uiheader): |
|
1285 | 1285 | # add two more spaces for headers |
|
1286 | 1286 | checkbox += b" " |
|
1287 | 1287 | except AttributeError: # not foldable |
|
1288 | 1288 | checkbox += b" " |
|
1289 | 1289 | |
|
1290 | 1290 | return checkbox |
|
1291 | 1291 | |
|
1292 | 1292 | def printheader( |
|
1293 | 1293 | self, header, selected=False, towin=True, ignorefolding=False |
|
1294 | 1294 | ): |
|
1295 | 1295 | """ |
|
1296 | 1296 | print the header to the pad. if countlines is True, don't print |
|
1297 | 1297 | anything, but just count the number of lines which would be printed. |
|
1298 | 1298 | """ |
|
1299 | 1299 | |
|
1300 | 1300 | outstr = b"" |
|
1301 | 1301 | text = header.prettystr() |
|
1302 | 1302 | chunkindex = self.chunklist.index(header) |
|
1303 | 1303 | |
|
1304 | 1304 | if chunkindex != 0 and not header.folded: |
|
1305 | 1305 | # add separating line before headers |
|
1306 | 1306 | outstr += self.printstring( |
|
1307 | 1307 | self.chunkpad, b'_' * self.xscreensize, towin=towin, align=False |
|
1308 | 1308 | ) |
|
1309 | 1309 | # select color-pair based on if the header is selected |
|
1310 | 1310 | colorpair = self.getcolorpair( |
|
1311 | 1311 | name=selected and b"selected" or b"normal", attrlist=[curses.A_BOLD] |
|
1312 | 1312 | ) |
|
1313 | 1313 | |
|
1314 | 1314 | # print out each line of the chunk, expanding it to screen width |
|
1315 | 1315 | |
|
1316 | 1316 | # number of characters to indent lines on this level by |
|
1317 | 1317 | indentnumchars = 0 |
|
1318 | 1318 | checkbox = self.getstatusprefixstring(header) |
|
1319 | 1319 | if not header.folded or ignorefolding: |
|
1320 | 1320 | textlist = text.split(b"\n") |
|
1321 | 1321 | linestr = checkbox + textlist[0] |
|
1322 | 1322 | else: |
|
1323 | 1323 | linestr = checkbox + header.filename() |
|
1324 | 1324 | outstr += self.printstring( |
|
1325 | 1325 | self.chunkpad, linestr, pair=colorpair, towin=towin |
|
1326 | 1326 | ) |
|
1327 | 1327 | if not header.folded or ignorefolding: |
|
1328 | 1328 | if len(textlist) > 1: |
|
1329 | 1329 | for line in textlist[1:]: |
|
1330 | 1330 | linestr = b" " * (indentnumchars + len(checkbox)) + line |
|
1331 | 1331 | outstr += self.printstring( |
|
1332 | 1332 | self.chunkpad, linestr, pair=colorpair, towin=towin |
|
1333 | 1333 | ) |
|
1334 | 1334 | |
|
1335 | 1335 | return outstr |
|
1336 | 1336 | |
|
1337 | 1337 | def printhunklinesbefore( |
|
1338 | 1338 | self, hunk, selected=False, towin=True, ignorefolding=False |
|
1339 | 1339 | ): |
|
1340 | 1340 | """includes start/end line indicator""" |
|
1341 | 1341 | outstr = b"" |
|
1342 | 1342 | # where hunk is in list of siblings |
|
1343 | 1343 | hunkindex = hunk.header.hunks.index(hunk) |
|
1344 | 1344 | |
|
1345 | 1345 | if hunkindex != 0: |
|
1346 | 1346 | # add separating line before headers |
|
1347 | 1347 | outstr += self.printstring( |
|
1348 | 1348 | self.chunkpad, b' ' * self.xscreensize, towin=towin, align=False |
|
1349 | 1349 | ) |
|
1350 | 1350 | |
|
1351 | 1351 | colorpair = self.getcolorpair( |
|
1352 | 1352 | name=selected and b"selected" or b"normal", attrlist=[curses.A_BOLD] |
|
1353 | 1353 | ) |
|
1354 | 1354 | |
|
1355 | 1355 | # print out from-to line with checkbox |
|
1356 | 1356 | checkbox = self.getstatusprefixstring(hunk) |
|
1357 | 1357 | |
|
1358 | 1358 | lineprefix = b" " * self.hunkindentnumchars + checkbox |
|
1359 | 1359 | frtoline = b" " + hunk.getfromtoline().strip(b"\n") |
|
1360 | 1360 | |
|
1361 | 1361 | outstr += self.printstring( |
|
1362 | 1362 | self.chunkpad, lineprefix, towin=towin, align=False |
|
1363 | 1363 | ) # add uncolored checkbox/indent |
|
1364 | 1364 | outstr += self.printstring( |
|
1365 | 1365 | self.chunkpad, frtoline, pair=colorpair, towin=towin |
|
1366 | 1366 | ) |
|
1367 | 1367 | |
|
1368 | 1368 | if hunk.folded and not ignorefolding: |
|
1369 | 1369 | # skip remainder of output |
|
1370 | 1370 | return outstr |
|
1371 | 1371 | |
|
1372 | 1372 | # print out lines of the chunk preceeding changed-lines |
|
1373 | 1373 | for line in hunk.before: |
|
1374 | 1374 | linestr = ( |
|
1375 | 1375 | b" " * (self.hunklineindentnumchars + len(checkbox)) + line |
|
1376 | 1376 | ) |
|
1377 | 1377 | outstr += self.printstring(self.chunkpad, linestr, towin=towin) |
|
1378 | 1378 | |
|
1379 | 1379 | return outstr |
|
1380 | 1380 | |
|
1381 | 1381 | def printhunklinesafter(self, hunk, towin=True, ignorefolding=False): |
|
1382 | 1382 | outstr = b"" |
|
1383 | 1383 | if hunk.folded and not ignorefolding: |
|
1384 | 1384 | return outstr |
|
1385 | 1385 | |
|
1386 | 1386 | # a bit superfluous, but to avoid hard-coding indent amount |
|
1387 | 1387 | checkbox = self.getstatusprefixstring(hunk) |
|
1388 | 1388 | for line in hunk.after: |
|
1389 | 1389 | linestr = ( |
|
1390 | 1390 | b" " * (self.hunklineindentnumchars + len(checkbox)) + line |
|
1391 | 1391 | ) |
|
1392 | 1392 | outstr += self.printstring(self.chunkpad, linestr, towin=towin) |
|
1393 | 1393 | |
|
1394 | 1394 | return outstr |
|
1395 | 1395 | |
|
1396 | 1396 | def printhunkchangedline(self, hunkline, selected=False, towin=True): |
|
1397 | 1397 | outstr = b"" |
|
1398 | 1398 | checkbox = self.getstatusprefixstring(hunkline) |
|
1399 | 1399 | |
|
1400 | 1400 | linestr = hunkline.prettystr().strip(b"\n") |
|
1401 | 1401 | |
|
1402 | 1402 | # select color-pair based on whether line is an addition/removal |
|
1403 | 1403 | if selected: |
|
1404 | 1404 | colorpair = self.getcolorpair(name=b"selected") |
|
1405 | 1405 | elif linestr.startswith(b"+"): |
|
1406 | 1406 | colorpair = self.getcolorpair(name=b"addition") |
|
1407 | 1407 | elif linestr.startswith(b"-"): |
|
1408 | 1408 | colorpair = self.getcolorpair(name=b"deletion") |
|
1409 | 1409 | elif linestr.startswith(b"\\"): |
|
1410 | 1410 | colorpair = self.getcolorpair(name=b"normal") |
|
1411 | 1411 | |
|
1412 | 1412 | lineprefix = b" " * self.hunklineindentnumchars + checkbox |
|
1413 | 1413 | outstr += self.printstring( |
|
1414 | 1414 | self.chunkpad, lineprefix, towin=towin, align=False |
|
1415 | 1415 | ) # add uncolored checkbox/indent |
|
1416 | 1416 | outstr += self.printstring( |
|
1417 | 1417 | self.chunkpad, linestr, pair=colorpair, towin=towin, showwhtspc=True |
|
1418 | 1418 | ) |
|
1419 | 1419 | return outstr |
|
1420 | 1420 | |
|
1421 | 1421 | def printitem( |
|
1422 | 1422 | self, item=None, ignorefolding=False, recursechildren=True, towin=True |
|
1423 | 1423 | ): |
|
1424 | 1424 | """ |
|
1425 | 1425 | use __printitem() to print the the specified item.applied. |
|
1426 | 1426 | if item is not specified, then print the entire patch. |
|
1427 | 1427 | (hiding folded elements, etc. -- see __printitem() docstring) |
|
1428 | 1428 | """ |
|
1429 | 1429 | |
|
1430 | 1430 | if item is None: |
|
1431 | 1431 | item = self.headerlist |
|
1432 | 1432 | if recursechildren: |
|
1433 | 1433 | self.linesprintedtopadsofar = 0 |
|
1434 | 1434 | |
|
1435 | 1435 | outstr = [] |
|
1436 | 1436 | self.__printitem( |
|
1437 | 1437 | item, ignorefolding, recursechildren, outstr, towin=towin |
|
1438 | 1438 | ) |
|
1439 | 1439 | return b''.join(outstr) |
|
1440 | 1440 | |
|
1441 | 1441 | def outofdisplayedarea(self): |
|
1442 | 1442 | y, _ = self.chunkpad.getyx() # cursor location |
|
1443 | 1443 | # * 2 here works but an optimization would be the max number of |
|
1444 | 1444 | # consecutive non selectable lines |
|
1445 | 1445 | # i.e the max number of context line for any hunk in the patch |
|
1446 | 1446 | miny = min(0, self.firstlineofpadtoprint - self.yscreensize) |
|
1447 | 1447 | maxy = self.firstlineofpadtoprint + self.yscreensize * 2 |
|
1448 | 1448 | return y < miny or y > maxy |
|
1449 | 1449 | |
|
1450 | 1450 | def handleselection(self, item, recursechildren): |
|
1451 | 1451 | selected = item is self.currentselecteditem |
|
1452 | 1452 | if selected and recursechildren: |
|
1453 | 1453 | # assumes line numbering starting from line 0 |
|
1454 | 1454 | self.selecteditemstartline = self.linesprintedtopadsofar |
|
1455 | 1455 | selecteditemlines = self.getnumlinesdisplayed( |
|
1456 | 1456 | item, recursechildren=False |
|
1457 | 1457 | ) |
|
1458 | 1458 | self.selecteditemendline = ( |
|
1459 | 1459 | self.selecteditemstartline + selecteditemlines - 1 |
|
1460 | 1460 | ) |
|
1461 | 1461 | return selected |
|
1462 | 1462 | |
|
1463 | 1463 | def __printitem( |
|
1464 | 1464 | self, item, ignorefolding, recursechildren, outstr, towin=True |
|
1465 | 1465 | ): |
|
1466 | 1466 | """ |
|
1467 | 1467 | recursive method for printing out patch/header/hunk/hunk-line data to |
|
1468 | 1468 | screen. also returns a string with all of the content of the displayed |
|
1469 | 1469 | patch (not including coloring, etc.). |
|
1470 | 1470 | |
|
1471 | 1471 | if ignorefolding is True, then folded items are printed out. |
|
1472 | 1472 | |
|
1473 | 1473 | if recursechildren is False, then only print the item without its |
|
1474 | 1474 | child items. |
|
1475 | 1475 | """ |
|
1476 | 1476 | |
|
1477 | 1477 | if towin and self.outofdisplayedarea(): |
|
1478 | 1478 | return |
|
1479 | 1479 | |
|
1480 | 1480 | selected = self.handleselection(item, recursechildren) |
|
1481 | 1481 | |
|
1482 | 1482 | # patch object is a list of headers |
|
1483 | 1483 | if isinstance(item, patch): |
|
1484 | 1484 | if recursechildren: |
|
1485 | 1485 | for hdr in item: |
|
1486 | 1486 | self.__printitem( |
|
1487 | 1487 | hdr, ignorefolding, recursechildren, outstr, towin |
|
1488 | 1488 | ) |
|
1489 | 1489 | # todo: eliminate all isinstance() calls |
|
1490 | 1490 | if isinstance(item, uiheader): |
|
1491 | 1491 | outstr.append( |
|
1492 | 1492 | self.printheader( |
|
1493 | 1493 | item, selected, towin=towin, ignorefolding=ignorefolding |
|
1494 | 1494 | ) |
|
1495 | 1495 | ) |
|
1496 | 1496 | if recursechildren: |
|
1497 | 1497 | for hnk in item.hunks: |
|
1498 | 1498 | self.__printitem( |
|
1499 | 1499 | hnk, ignorefolding, recursechildren, outstr, towin |
|
1500 | 1500 | ) |
|
1501 | 1501 | elif isinstance(item, uihunk) and ( |
|
1502 | 1502 | (not item.header.folded) or ignorefolding |
|
1503 | 1503 | ): |
|
1504 | 1504 | # print the hunk data which comes before the changed-lines |
|
1505 | 1505 | outstr.append( |
|
1506 | 1506 | self.printhunklinesbefore( |
|
1507 | 1507 | item, selected, towin=towin, ignorefolding=ignorefolding |
|
1508 | 1508 | ) |
|
1509 | 1509 | ) |
|
1510 | 1510 | if recursechildren: |
|
1511 | 1511 | for l in item.changedlines: |
|
1512 | 1512 | self.__printitem( |
|
1513 | 1513 | l, ignorefolding, recursechildren, outstr, towin |
|
1514 | 1514 | ) |
|
1515 | 1515 | outstr.append( |
|
1516 | 1516 | self.printhunklinesafter( |
|
1517 | 1517 | item, towin=towin, ignorefolding=ignorefolding |
|
1518 | 1518 | ) |
|
1519 | 1519 | ) |
|
1520 | 1520 | elif isinstance(item, uihunkline) and ( |
|
1521 | 1521 | (not item.hunk.folded) or ignorefolding |
|
1522 | 1522 | ): |
|
1523 | 1523 | outstr.append( |
|
1524 | 1524 | self.printhunkchangedline(item, selected, towin=towin) |
|
1525 | 1525 | ) |
|
1526 | 1526 | |
|
1527 | 1527 | return outstr |
|
1528 | 1528 | |
|
1529 | 1529 | def getnumlinesdisplayed( |
|
1530 | 1530 | self, item=None, ignorefolding=False, recursechildren=True |
|
1531 | 1531 | ): |
|
1532 | 1532 | """ |
|
1533 | 1533 | return the number of lines which would be displayed if the item were |
|
1534 | 1534 | to be printed to the display. the item will not be printed to the |
|
1535 | 1535 | display (pad). |
|
1536 | 1536 | if no item is given, assume the entire patch. |
|
1537 | 1537 | if ignorefolding is True, folded items will be unfolded when counting |
|
1538 | 1538 | the number of lines. |
|
1539 | 1539 | """ |
|
1540 | 1540 | |
|
1541 | 1541 | # temporarily disable printing to windows by printstring |
|
1542 | 1542 | patchdisplaystring = self.printitem( |
|
1543 | 1543 | item, ignorefolding, recursechildren, towin=False |
|
1544 | 1544 | ) |
|
1545 | 1545 | numlines = len(patchdisplaystring) // self.xscreensize |
|
1546 | 1546 | return numlines |
|
1547 | 1547 | |
|
1548 | 1548 | def sigwinchhandler(self, n, frame): |
|
1549 | 1549 | """handle window resizing""" |
|
1550 | 1550 | try: |
|
1551 | 1551 | curses.endwin() |
|
1552 | 1552 | self.xscreensize, self.yscreensize = scmutil.termsize(self.ui) |
|
1553 | 1553 | self.statuswin.resize(self.numstatuslines, self.xscreensize) |
|
1554 | 1554 | self.numpadlines = self.getnumlinesdisplayed(ignorefolding=True) + 1 |
|
1555 | 1555 | self.chunkpad = curses.newpad(self.numpadlines, self.xscreensize) |
|
1556 | 1556 | except curses.error: |
|
1557 | 1557 | pass |
|
1558 | 1558 | |
|
1559 | 1559 | def getcolorpair( |
|
1560 | 1560 | self, fgcolor=None, bgcolor=None, name=None, attrlist=None |
|
1561 | 1561 | ): |
|
1562 | 1562 | """ |
|
1563 | 1563 | get a curses color pair, adding it to self.colorpairs if it is not |
|
1564 | 1564 | already defined. an optional string, name, can be passed as a shortcut |
|
1565 | 1565 | for referring to the color-pair. by default, if no arguments are |
|
1566 | 1566 | specified, the white foreground / black background color-pair is |
|
1567 | 1567 | returned. |
|
1568 | 1568 | |
|
1569 | 1569 | it is expected that this function will be used exclusively for |
|
1570 | 1570 | initializing color pairs, and not curses.init_pair(). |
|
1571 | 1571 | |
|
1572 | 1572 | attrlist is used to 'flavor' the returned color-pair. this information |
|
1573 | 1573 | is not stored in self.colorpairs. it contains attribute values like |
|
1574 | 1574 | curses.A_BOLD. |
|
1575 | 1575 | """ |
|
1576 | 1576 | |
|
1577 | 1577 | if (name is not None) and name in self.colorpairnames: |
|
1578 | 1578 | # then get the associated color pair and return it |
|
1579 | 1579 | colorpair = self.colorpairnames[name] |
|
1580 | 1580 | else: |
|
1581 | 1581 | if fgcolor is None: |
|
1582 | 1582 | fgcolor = -1 |
|
1583 | 1583 | if bgcolor is None: |
|
1584 | 1584 | bgcolor = -1 |
|
1585 | 1585 | if (fgcolor, bgcolor) in self.colorpairs: |
|
1586 | 1586 | colorpair = self.colorpairs[(fgcolor, bgcolor)] |
|
1587 | 1587 | else: |
|
1588 | 1588 | pairindex = len(self.colorpairs) + 1 |
|
1589 | 1589 | if self.usecolor: |
|
1590 | 1590 | curses.init_pair(pairindex, fgcolor, bgcolor) |
|
1591 | 1591 | colorpair = self.colorpairs[ |
|
1592 | 1592 | (fgcolor, bgcolor) |
|
1593 | 1593 | ] = curses.color_pair(pairindex) |
|
1594 | 1594 | if name is not None: |
|
1595 | 1595 | self.colorpairnames[name] = curses.color_pair(pairindex) |
|
1596 | 1596 | else: |
|
1597 | 1597 | cval = 0 |
|
1598 | 1598 | if name is not None: |
|
1599 | 1599 | if name == b'selected': |
|
1600 | 1600 | cval = curses.A_REVERSE |
|
1601 | 1601 | self.colorpairnames[name] = cval |
|
1602 | 1602 | colorpair = self.colorpairs[(fgcolor, bgcolor)] = cval |
|
1603 | 1603 | |
|
1604 | 1604 | # add attributes if possible |
|
1605 | 1605 | if attrlist is None: |
|
1606 | 1606 | attrlist = [] |
|
1607 | 1607 | if colorpair < 256: |
|
1608 | 1608 | # then it is safe to apply all attributes |
|
1609 | 1609 | for textattr in attrlist: |
|
1610 | 1610 | colorpair |= textattr |
|
1611 | 1611 | else: |
|
1612 | 1612 | # just apply a select few (safe?) attributes |
|
1613 | 1613 | for textattrib in (curses.A_UNDERLINE, curses.A_BOLD): |
|
1614 | 1614 | if textattrib in attrlist: |
|
1615 | 1615 | colorpair |= textattrib |
|
1616 | 1616 | return colorpair |
|
1617 | 1617 | |
|
1618 | 1618 | def initcolorpair(self, *args, **kwargs): |
|
1619 | 1619 | """same as getcolorpair.""" |
|
1620 | 1620 | self.getcolorpair(*args, **kwargs) |
|
1621 | 1621 | |
|
1622 | 1622 | def helpwindow(self): |
|
1623 | 1623 | """print a help window to the screen. exit after any keypress.""" |
|
1624 | 1624 | helptext = _( |
|
1625 | 1625 | b""" [press any key to return to the patch-display] |
|
1626 | 1626 | |
|
1627 | 1627 | The curses hunk selector allows you to interactively choose among the |
|
1628 | 1628 | changes you have made, and confirm only those changes you select for |
|
1629 | 1629 | further processing by the command you are running (such as commit, |
|
1630 | 1630 | shelve, or revert). After confirming the selected changes, the |
|
1631 | 1631 | unselected changes are still present in your working copy, so you can |
|
1632 | 1632 | use the hunk selector multiple times to split large changes into |
|
1633 | 1633 | smaller changesets. the following are valid keystrokes: |
|
1634 | 1634 | |
|
1635 | 1635 | x [space] : (un-)select item ([~]/[x] = partly/fully applied) |
|
1636 | 1636 | [enter] : (un-)select item and go to next item of same type |
|
1637 | 1637 | A : (un-)select all items |
|
1638 | 1638 | X : (un-)select all items between current and most-recent |
|
1639 | 1639 | up/down-arrow [k/j] : go to previous/next unfolded item |
|
1640 | 1640 | pgup/pgdn [K/J] : go to previous/next item of same type |
|
1641 | 1641 | right/left-arrow [l/h] : go to child item / parent item |
|
1642 | 1642 | shift-left-arrow [H] : go to parent header / fold selected header |
|
1643 | 1643 | g : go to the top |
|
1644 | 1644 | G : go to the bottom |
|
1645 | 1645 | f : fold / unfold item, hiding/revealing its children |
|
1646 | 1646 | F : fold / unfold parent item and all of its ancestors |
|
1647 | 1647 | ctrl-l : scroll the selected line to the top of the screen |
|
1648 | 1648 | m : edit / resume editing the commit message |
|
1649 | 1649 | e : edit the currently selected hunk |
|
1650 | 1650 | a : toggle all selections |
|
1651 | 1651 | c : confirm selected changes |
|
1652 | 1652 | r : review/edit and confirm selected changes |
|
1653 | 1653 | q : quit without confirming (no changes will be made) |
|
1654 | 1654 | ? : help (what you're currently reading)""" |
|
1655 | 1655 | ) |
|
1656 | 1656 | |
|
1657 | 1657 | helpwin = curses.newwin(self.yscreensize, 0, 0, 0) |
|
1658 | 1658 | helplines = helptext.split(b"\n") |
|
1659 | 1659 | helplines = helplines + [b" "] * ( |
|
1660 | 1660 | self.yscreensize - self.numstatuslines - len(helplines) - 1 |
|
1661 | 1661 | ) |
|
1662 | 1662 | try: |
|
1663 | 1663 | for line in helplines: |
|
1664 | 1664 | self.printstring(helpwin, line, pairname=b"legend") |
|
1665 | 1665 | except curses.error: |
|
1666 | 1666 | pass |
|
1667 | 1667 | helpwin.refresh() |
|
1668 | 1668 | try: |
|
1669 | 1669 | with self.ui.timeblockedsection(b'crecord'): |
|
1670 | 1670 | helpwin.getkey() |
|
1671 | 1671 | except curses.error: |
|
1672 | 1672 | pass |
|
1673 | 1673 | |
|
1674 | 1674 | def commitMessageWindow(self): |
|
1675 | 1675 | """Create a temporary commit message editing window on the screen.""" |
|
1676 | 1676 | |
|
1677 | 1677 | curses.raw() |
|
1678 | 1678 | curses.def_prog_mode() |
|
1679 | 1679 | curses.endwin() |
|
1680 | 1680 | self.commenttext = self.ui.edit(self.commenttext, self.ui.username()) |
|
1681 | 1681 | curses.cbreak() |
|
1682 | 1682 | self.stdscr.refresh() |
|
1683 | 1683 | self.stdscr.keypad(1) # allow arrow-keys to continue to function |
|
1684 | 1684 | |
|
1685 | 1685 | def handlefirstlineevent(self): |
|
1686 | 1686 | """ |
|
1687 | 1687 | Handle 'g' to navigate to the top most file in the ncurses window. |
|
1688 | 1688 | """ |
|
1689 | 1689 | self.currentselecteditem = self.headerlist[0] |
|
1690 | 1690 | currentitem = self.currentselecteditem |
|
1691 | 1691 | # select the parent item recursively until we're at a header |
|
1692 | 1692 | while True: |
|
1693 | 1693 | nextitem = currentitem.parentitem() |
|
1694 | 1694 | if nextitem is None: |
|
1695 | 1695 | break |
|
1696 | 1696 | else: |
|
1697 | 1697 | currentitem = nextitem |
|
1698 | 1698 | |
|
1699 | 1699 | self.currentselecteditem = currentitem |
|
1700 | 1700 | |
|
1701 | 1701 | def handlelastlineevent(self): |
|
1702 | 1702 | """ |
|
1703 | 1703 | Handle 'G' to navigate to the bottom most file/hunk/line depending |
|
1704 | 1704 | on the whether the fold is active or not. |
|
1705 | 1705 | |
|
1706 | 1706 | If the bottom most file is folded, it navigates to that file and |
|
1707 | 1707 | stops there. If the bottom most file is unfolded, it navigates to |
|
1708 | 1708 | the bottom most hunk in that file and stops there. If the bottom most |
|
1709 | 1709 | hunk is unfolded, it navigates to the bottom most line in that hunk. |
|
1710 | 1710 | """ |
|
1711 | 1711 | currentitem = self.currentselecteditem |
|
1712 | 1712 | nextitem = currentitem.nextitem() |
|
1713 | 1713 | # select the child item recursively until we're at a footer |
|
1714 | 1714 | while nextitem is not None: |
|
1715 | 1715 | nextitem = currentitem.nextitem() |
|
1716 | 1716 | if nextitem is None: |
|
1717 | 1717 | break |
|
1718 | 1718 | else: |
|
1719 | 1719 | currentitem = nextitem |
|
1720 | 1720 | |
|
1721 | 1721 | self.currentselecteditem = currentitem |
|
1722 | 1722 | self.recenterdisplayedarea() |
|
1723 | 1723 | |
|
1724 | 1724 | def confirmationwindow(self, windowtext): |
|
1725 | 1725 | """display an informational window, then wait for and return a |
|
1726 | 1726 | keypress.""" |
|
1727 | 1727 | |
|
1728 | 1728 | confirmwin = curses.newwin(self.yscreensize, 0, 0, 0) |
|
1729 | 1729 | try: |
|
1730 | 1730 | lines = windowtext.split(b"\n") |
|
1731 | 1731 | for line in lines: |
|
1732 | 1732 | self.printstring(confirmwin, line, pairname=b"selected") |
|
1733 | 1733 | except curses.error: |
|
1734 | 1734 | pass |
|
1735 | 1735 | self.stdscr.refresh() |
|
1736 | 1736 | confirmwin.refresh() |
|
1737 | 1737 | try: |
|
1738 | 1738 | with self.ui.timeblockedsection(b'crecord'): |
|
1739 | 1739 | response = chr(self.stdscr.getch()) |
|
1740 | 1740 | except ValueError: |
|
1741 | 1741 | response = None |
|
1742 | 1742 | |
|
1743 | 1743 | return response |
|
1744 | 1744 | |
|
1745 | 1745 | def reviewcommit(self): |
|
1746 | 1746 | """ask for 'y' to be pressed to confirm selected. return True if |
|
1747 | 1747 | confirmed.""" |
|
1748 | 1748 | confirmtext = _( |
|
1749 | 1749 | b"""If you answer yes to the following, your currently chosen patch chunks |
|
1750 | 1750 | will be loaded into an editor. To modify the patch, make the changes in your |
|
1751 | 1751 | editor and save. To accept the current patch as-is, close the editor without |
|
1752 | 1752 | saving. |
|
1753 | 1753 | |
|
1754 | 1754 | note: don't add/remove lines unless you also modify the range information. |
|
1755 | 1755 | failing to follow this rule will result in the commit aborting. |
|
1756 | 1756 | |
|
1757 | 1757 | are you sure you want to review/edit and confirm the selected changes [yn]? |
|
1758 | 1758 | """ |
|
1759 | 1759 | ) |
|
1760 | 1760 | with self.ui.timeblockedsection(b'crecord'): |
|
1761 | 1761 | response = self.confirmationwindow(confirmtext) |
|
1762 | 1762 | if response is None: |
|
1763 | 1763 | response = "n" |
|
1764 | 1764 | if response.lower().startswith("y"): |
|
1765 | 1765 | return True |
|
1766 | 1766 | else: |
|
1767 | 1767 | return False |
|
1768 | 1768 | |
|
1769 | 1769 | def recenterdisplayedarea(self): |
|
1770 | 1770 | """ |
|
1771 | 1771 | once we scrolled with pg up pg down we can be pointing outside of the |
|
1772 | 1772 | display zone. we print the patch with towin=False to compute the |
|
1773 | 1773 | location of the selected item even though it is outside of the displayed |
|
1774 | 1774 | zone and then update the scroll. |
|
1775 | 1775 | """ |
|
1776 | 1776 | self.printitem(towin=False) |
|
1777 | 1777 | self.updatescroll() |
|
1778 | 1778 | |
|
1779 | 1779 | def toggleedit(self, item=None, test=False): |
|
1780 | 1780 | """ |
|
1781 | 1781 | edit the currently selected chunk |
|
1782 | 1782 | """ |
|
1783 | 1783 | |
|
1784 | 1784 | def updateui(self): |
|
1785 | 1785 | self.numpadlines = self.getnumlinesdisplayed(ignorefolding=True) + 1 |
|
1786 | 1786 | self.chunkpad = curses.newpad(self.numpadlines, self.xscreensize) |
|
1787 | 1787 | self.updatescroll() |
|
1788 | 1788 | self.stdscr.refresh() |
|
1789 | 1789 | self.statuswin.refresh() |
|
1790 | 1790 | self.stdscr.keypad(1) |
|
1791 | 1791 | |
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1792 | 1792 | def editpatchwitheditor(self, chunk): |
|
1793 | 1793 | if chunk is None: |
|
1794 | 1794 | self.ui.write(_(b'cannot edit patch for whole file')) |
|
1795 | 1795 | self.ui.write(b"\n") |
|
1796 | 1796 | return None |
|
1797 | 1797 | if chunk.header.binary(): |
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1798 | 1798 | self.ui.write(_(b'cannot edit patch for binary file')) |
|
1799 | 1799 | self.ui.write(b"\n") |
|
1800 | 1800 | return None |
|
1801 | 1801 | |
|
1802 | 1802 | # write the initial patch |
|
1803 | 1803 | patch = stringio() |
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1804 | 1804 | patch.write(diffhelptext + hunkhelptext) |
|
1805 | 1805 | chunk.header.write(patch) |
|
1806 | 1806 | chunk.write(patch) |
|
1807 | 1807 | |
|
1808 | 1808 | # start the editor and wait for it to complete |
|
1809 | 1809 | try: |
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1810 | 1810 | patch = self.ui.edit(patch.getvalue(), b"", action=b"diff") |
|
1811 | 1811 | except error.Abort as exc: |
|
1812 | 1812 | self.errorstr = exc.message |
|
1813 | 1813 | return None |
|
1814 | 1814 | finally: |
|
1815 | 1815 | self.stdscr.clear() |
|
1816 | 1816 | self.stdscr.refresh() |
|
1817 | 1817 | |
|
1818 | 1818 | # remove comment lines |
|
1819 | 1819 | patch = [ |
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1820 | 1820 | line + b'\n' |
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1821 | 1821 | for line in patch.splitlines() |
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1822 | 1822 | if not line.startswith(b'#') |
|
1823 | 1823 | ] |
|
1824 | 1824 | return patchmod.parsepatch(patch) |
|
1825 | 1825 | |
|
1826 | 1826 | if item is None: |
|
1827 | 1827 | item = self.currentselecteditem |
|
1828 | 1828 | if isinstance(item, uiheader): |
|
1829 | 1829 | return |
|
1830 | 1830 | if isinstance(item, uihunkline): |
|
1831 | 1831 | item = item.parentitem() |
|
1832 | 1832 | if not isinstance(item, uihunk): |
|
1833 | 1833 | return |
|
1834 | 1834 | |
|
1835 | 1835 | # To go back to that hunk or its replacement at the end of the edit |
|
1836 | 1836 | itemindex = item.parentitem().hunks.index(item) |
|
1837 | 1837 | |
|
1838 | 1838 | beforeadded, beforeremoved = item.added, item.removed |
|
1839 | 1839 | newpatches = editpatchwitheditor(self, item) |
|
1840 | 1840 | if newpatches is None: |
|
1841 | 1841 | if not test: |
|
1842 | 1842 | updateui(self) |
|
1843 | 1843 | return |
|
1844 | 1844 | header = item.header |
|
1845 | 1845 | editedhunkindex = header.hunks.index(item) |
|
1846 | 1846 | hunksbefore = header.hunks[:editedhunkindex] |
|
1847 | 1847 | hunksafter = header.hunks[editedhunkindex + 1 :] |
|
1848 | 1848 | newpatchheader = newpatches[0] |
|
1849 | 1849 | newhunks = [uihunk(h, header) for h in newpatchheader.hunks] |
|
1850 | 1850 | newadded = sum([h.added for h in newhunks]) |
|
1851 | 1851 | newremoved = sum([h.removed for h in newhunks]) |
|
1852 | 1852 | offset = (newadded - beforeadded) - (newremoved - beforeremoved) |
|
1853 | 1853 | |
|
1854 | 1854 | for h in hunksafter: |
|
1855 | 1855 | h.toline += offset |
|
1856 | 1856 | for h in newhunks: |
|
1857 | 1857 | h.folded = False |
|
1858 | 1858 | header.hunks = hunksbefore + newhunks + hunksafter |
|
1859 | 1859 | if self.emptypatch(): |
|
1860 | 1860 | header.hunks = hunksbefore + [item] + hunksafter |
|
1861 | 1861 | self.currentselecteditem = header |
|
1862 | 1862 | if len(header.hunks) > itemindex: |
|
1863 | 1863 | self.currentselecteditem = header.hunks[itemindex] |
|
1864 | 1864 | |
|
1865 | 1865 | if not test: |
|
1866 | 1866 | updateui(self) |
|
1867 | 1867 | |
|
1868 | 1868 | def emptypatch(self): |
|
1869 | 1869 | item = self.headerlist |
|
1870 | 1870 | if not item: |
|
1871 | 1871 | return True |
|
1872 | 1872 | for header in item: |
|
1873 | 1873 | if header.hunks: |
|
1874 | 1874 | return False |
|
1875 | 1875 | return True |
|
1876 | 1876 | |
|
1877 | 1877 | def handlekeypressed(self, keypressed, test=False): |
|
1878 | 1878 | """ |
|
1879 | 1879 | Perform actions based on pressed keys. |
|
1880 | 1880 | |
|
1881 | 1881 | Return true to exit the main loop. |
|
1882 | 1882 | """ |
|
1883 | 1883 | if keypressed in ["k", "KEY_UP"]: |
|
1884 | 1884 | self.uparrowevent() |
|
1885 | 1885 | elif keypressed in ["K", "KEY_PPAGE"]: |
|
1886 | 1886 | self.uparrowshiftevent() |
|
1887 | 1887 | elif keypressed in ["j", "KEY_DOWN"]: |
|
1888 | 1888 | self.downarrowevent() |
|
1889 | 1889 | elif keypressed in ["J", "KEY_NPAGE"]: |
|
1890 | 1890 | self.downarrowshiftevent() |
|
1891 | 1891 | elif keypressed in ["l", "KEY_RIGHT"]: |
|
1892 | 1892 | self.rightarrowevent() |
|
1893 | 1893 | elif keypressed in ["h", "KEY_LEFT"]: |
|
1894 | 1894 | self.leftarrowevent() |
|
1895 | 1895 | elif keypressed in ["H", "KEY_SLEFT"]: |
|
1896 | 1896 | self.leftarrowshiftevent() |
|
1897 | 1897 | elif keypressed in ["q"]: |
|
1898 | 1898 | raise error.CanceledError(_(b'user quit')) |
|
1899 | 1899 | elif keypressed in ['a']: |
|
1900 | 1900 | self.flipselections() |
|
1901 | 1901 | elif keypressed in ["c"]: |
|
1902 | 1902 | return True |
|
1903 | 1903 | elif keypressed in ["r"]: |
|
1904 | 1904 | if self.reviewcommit(): |
|
1905 | 1905 | self.opts[b'review'] = True |
|
1906 | 1906 | return True |
|
1907 | 1907 | elif test and keypressed in ["R"]: |
|
1908 | 1908 | self.opts[b'review'] = True |
|
1909 | 1909 | return True |
|
1910 | 1910 | elif keypressed in [" ", "x"]: |
|
1911 | 1911 | self.toggleapply() |
|
1912 | 1912 | elif keypressed in ["\n", "KEY_ENTER"]: |
|
1913 | 1913 | self.toggleapply() |
|
1914 | 1914 | self.nextsametype(test=test) |
|
1915 | 1915 | elif keypressed in ["X"]: |
|
1916 | 1916 | self.toggleallbetween() |
|
1917 | 1917 | elif keypressed in ["A"]: |
|
1918 | 1918 | self.toggleall() |
|
1919 | 1919 | elif keypressed in ["e"]: |
|
1920 | 1920 | self.toggleedit(test=test) |
|
1921 | 1921 | elif keypressed in ["f"]: |
|
1922 | 1922 | self.togglefolded() |
|
1923 | 1923 | elif keypressed in ["F"]: |
|
1924 | 1924 | self.togglefolded(foldparent=True) |
|
1925 | 1925 | elif keypressed in ["m"]: |
|
1926 | 1926 | self.commitMessageWindow() |
|
1927 | 1927 | elif keypressed in ["g", "KEY_HOME"]: |
|
1928 | 1928 | self.handlefirstlineevent() |
|
1929 | 1929 | elif keypressed in ["G", "KEY_END"]: |
|
1930 | 1930 | self.handlelastlineevent() |
|
1931 | 1931 | elif keypressed in ["?"]: |
|
1932 | 1932 | self.helpwindow() |
|
1933 | 1933 | self.stdscr.clear() |
|
1934 | 1934 | self.stdscr.refresh() |
|
1935 | 1935 | elif keypressed in [curses.ascii.ctrl("L")]: |
|
1936 | 1936 | # scroll the current line to the top of the screen, and redraw |
|
1937 | 1937 | # everything |
|
1938 | 1938 | self.scrolllines(self.selecteditemstartline) |
|
1939 | 1939 | self.stdscr.clear() |
|
1940 | 1940 | self.stdscr.refresh() |
|
1941 | 1941 | |
|
1942 | 1942 | def main(self, stdscr): |
|
1943 | 1943 | """ |
|
1944 | 1944 | method to be wrapped by curses.wrapper() for selecting chunks. |
|
1945 | 1945 | """ |
|
1946 | 1946 | |
|
1947 | 1947 | origsigwinch = sentinel = object() |
|
1948 | 1948 | if util.safehasattr(signal, b'SIGWINCH'): |
|
1949 | 1949 | origsigwinch = signal.signal(signal.SIGWINCH, self.sigwinchhandler) |
|
1950 | 1950 | try: |
|
1951 | 1951 | return self._main(stdscr) |
|
1952 | 1952 | finally: |
|
1953 | 1953 | if origsigwinch is not sentinel: |
|
1954 | 1954 | signal.signal(signal.SIGWINCH, origsigwinch) |
|
1955 | 1955 | |
|
1956 | 1956 | def _main(self, stdscr): |
|
1957 | 1957 | self.stdscr = stdscr |
|
1958 | 1958 | # error during initialization, cannot be printed in the curses |
|
1959 | 1959 | # interface, it should be printed by the calling code |
|
1960 | 1960 | self.initexc = None |
|
1961 | 1961 | self.yscreensize, self.xscreensize = self.stdscr.getmaxyx() |
|
1962 | 1962 | |
|
1963 | 1963 | curses.start_color() |
|
1964 | 1964 | try: |
|
1965 | 1965 | curses.use_default_colors() |
|
1966 | 1966 | except curses.error: |
|
1967 | 1967 | self.usecolor = False |
|
1968 | 1968 | |
|
1969 | 1969 | # In some situations we may have some cruft left on the "alternate |
|
1970 | 1970 | # screen" from another program (or previous iterations of ourself), and |
|
1971 | 1971 | # we won't clear it if the scroll region is small enough to comfortably |
|
1972 | 1972 | # fit on the terminal. |
|
1973 | 1973 | self.stdscr.clear() |
|
1974 | 1974 | |
|
1975 | 1975 | # don't display the cursor |
|
1976 | 1976 | try: |
|
1977 | 1977 | curses.curs_set(0) |
|
1978 | 1978 | except curses.error: |
|
1979 | 1979 | pass |
|
1980 | 1980 | |
|
1981 | 1981 | # available colors: black, blue, cyan, green, magenta, white, yellow |
|
1982 | 1982 | # init_pair(color_id, foreground_color, background_color) |
|
1983 | 1983 | self.initcolorpair(None, None, name=b"normal") |
|
1984 | 1984 | self.initcolorpair( |
|
1985 | 1985 | curses.COLOR_WHITE, curses.COLOR_MAGENTA, name=b"selected" |
|
1986 | 1986 | ) |
|
1987 | 1987 | self.initcolorpair(curses.COLOR_RED, None, name=b"deletion") |
|
1988 | 1988 | self.initcolorpair(curses.COLOR_GREEN, None, name=b"addition") |
|
1989 | 1989 | self.initcolorpair( |
|
1990 | 1990 | curses.COLOR_WHITE, curses.COLOR_BLUE, name=b"legend" |
|
1991 | 1991 | ) |
|
1992 | 1992 | # newwin([height, width,] begin_y, begin_x) |
|
1993 | 1993 | self.statuswin = curses.newwin(self.numstatuslines, 0, 0, 0) |
|
1994 | 1994 | self.statuswin.keypad(1) # interpret arrow-key, etc. esc sequences |
|
1995 | 1995 | |
|
1996 | 1996 | # figure out how much space to allocate for the chunk-pad which is |
|
1997 | 1997 | # used for displaying the patch |
|
1998 | 1998 | |
|
1999 | 1999 | # stupid hack to prevent getnumlinesdisplayed from failing |
|
2000 | 2000 | self.chunkpad = curses.newpad(1, self.xscreensize) |
|
2001 | 2001 | |
|
2002 | 2002 | # add 1 so to account for last line text reaching end of line |
|
2003 | 2003 | self.numpadlines = self.getnumlinesdisplayed(ignorefolding=True) + 1 |
|
2004 | 2004 | |
|
2005 | 2005 | try: |
|
2006 | 2006 | self.chunkpad = curses.newpad(self.numpadlines, self.xscreensize) |
|
2007 | 2007 | except curses.error: |
|
2008 | 2008 | self.initexc = fallbackerror( |
|
2009 | 2009 | _(b'this diff is too large to be displayed') |
|
2010 | 2010 | ) |
|
2011 | 2011 | return |
|
2012 | 2012 | # initialize selecteditemendline (initial start-line is 0) |
|
2013 | 2013 | self.selecteditemendline = self.getnumlinesdisplayed( |
|
2014 | 2014 | self.currentselecteditem, recursechildren=False |
|
2015 | 2015 | ) |
|
2016 | 2016 | |
|
2017 | 2017 | while True: |
|
2018 | 2018 | self.updatescreen() |
|
2019 | 2019 | try: |
|
2020 | 2020 | with self.ui.timeblockedsection(b'crecord'): |
|
2021 | 2021 | keypressed = self.statuswin.getkey() |
|
2022 | 2022 | if self.errorstr is not None: |
|
2023 | 2023 | self.errorstr = None |
|
2024 | 2024 | continue |
|
2025 | 2025 | except curses.error: |
|
2026 | 2026 | keypressed = b"foobar" |
|
2027 | 2027 | if self.handlekeypressed(keypressed): |
|
2028 | 2028 | break |
|
2029 | 2029 | |
|
2030 | 2030 | if self.commenttext != b"": |
|
2031 | 2031 | whitespaceremoved = re.sub( |
|
2032 | 2032 | br"(?m)^\s.*(\n|$)", b"", self.commenttext |
|
2033 | 2033 | ) |
|
2034 | 2034 | if whitespaceremoved != b"": |
|
2035 | 2035 | self.opts[b'message'] = self.commenttext |
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