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@@ -1,1413 +1,1415 b'' | |||||
1 | # -*- coding: iso-8859-1 -*- |
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1 | # -*- coding: iso-8859-1 -*- | |
2 |
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2 | |||
3 | import curses, textwrap |
|
3 | import curses, textwrap | |
4 |
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4 | |||
5 | import astyle, ipipe |
|
5 | import astyle, ipipe | |
6 |
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6 | |||
7 |
|
7 | |||
8 | _ibrowse_help = """ |
|
8 | _ibrowse_help = """ | |
9 | down |
|
9 | down | |
10 | Move the cursor to the next line. |
|
10 | Move the cursor to the next line. | |
11 |
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11 | |||
12 | up |
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12 | up | |
13 | Move the cursor to the previous line. |
|
13 | Move the cursor to the previous line. | |
14 |
|
14 | |||
15 | pagedown |
|
15 | pagedown | |
16 | Move the cursor down one page (minus overlap). |
|
16 | Move the cursor down one page (minus overlap). | |
17 |
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17 | |||
18 | pageup |
|
18 | pageup | |
19 | Move the cursor up one page (minus overlap). |
|
19 | Move the cursor up one page (minus overlap). | |
20 |
|
20 | |||
21 | left |
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21 | left | |
22 | Move the cursor left. |
|
22 | Move the cursor left. | |
23 |
|
23 | |||
24 | right |
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24 | right | |
25 | Move the cursor right. |
|
25 | Move the cursor right. | |
26 |
|
26 | |||
27 | home |
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27 | home | |
28 | Move the cursor to the first column. |
|
28 | Move the cursor to the first column. | |
29 |
|
29 | |||
30 | end |
|
30 | end | |
31 | Move the cursor to the last column. |
|
31 | Move the cursor to the last column. | |
32 |
|
32 | |||
33 | prevattr |
|
33 | prevattr | |
34 | Move the cursor one attribute column to the left. |
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34 | Move the cursor one attribute column to the left. | |
35 |
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35 | |||
36 | nextattr |
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36 | nextattr | |
37 | Move the cursor one attribute column to the right. |
|
37 | Move the cursor one attribute column to the right. | |
38 |
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38 | |||
39 | pick |
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39 | pick | |
40 | 'Pick' the object under the cursor (i.e. the row the cursor is on). This |
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40 | 'Pick' the object under the cursor (i.e. the row the cursor is on). This | |
41 | leaves the browser and returns the picked object to the caller. (In IPython |
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41 | leaves the browser and returns the picked object to the caller. (In IPython | |
42 | this object will be available as the '_' variable.) |
|
42 | this object will be available as the '_' variable.) | |
43 |
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43 | |||
44 | pickattr |
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44 | pickattr | |
45 | 'Pick' the attribute under the cursor (i.e. the row/column the cursor is on). |
|
45 | 'Pick' the attribute under the cursor (i.e. the row/column the cursor is on). | |
46 |
|
46 | |||
47 | pickallattrs |
|
47 | pickallattrs | |
48 | Pick' the complete column under the cursor (i.e. the attribute under the |
|
48 | Pick' the complete column under the cursor (i.e. the attribute under the | |
49 | cursor) from all currently fetched objects. These attributes will be returned |
|
49 | cursor) from all currently fetched objects. These attributes will be returned | |
50 | as a list. |
|
50 | as a list. | |
51 |
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51 | |||
52 | tooglemark |
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52 | tooglemark | |
53 | Mark/unmark the object under the cursor. Marked objects have a '!' after the |
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53 | Mark/unmark the object under the cursor. Marked objects have a '!' after the | |
54 | row number). |
|
54 | row number). | |
55 |
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55 | |||
56 | pickmarked |
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56 | pickmarked | |
57 | 'Pick' marked objects. Marked objects will be returned as a list. |
|
57 | 'Pick' marked objects. Marked objects will be returned as a list. | |
58 |
|
58 | |||
59 | pickmarkedattr |
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59 | pickmarkedattr | |
60 | 'Pick' the attribute under the cursor from all marked objects (This returns a |
|
60 | 'Pick' the attribute under the cursor from all marked objects (This returns a | |
61 | list). |
|
61 | list). | |
62 |
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62 | |||
63 | enterdefault |
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63 | enterdefault | |
64 | Enter the object under the cursor. (what this mean depends on the object |
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64 | Enter the object under the cursor. (what this mean depends on the object | |
65 | itself (i.e. how it implements the '__xiter__' method). This opens a new |
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65 | itself (i.e. how it implements the '__xiter__' method). This opens a new | |
66 | browser 'level'. |
|
66 | browser 'level'. | |
67 |
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67 | |||
68 | enter |
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68 | enter | |
69 | Enter the object under the cursor. If the object provides different enter |
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69 | Enter the object under the cursor. If the object provides different enter | |
70 | modes a menu of all modes will be presented; choose one and enter it (via the |
|
70 | modes a menu of all modes will be presented; choose one and enter it (via the | |
71 | 'enter' or 'enterdefault' command). |
|
71 | 'enter' or 'enterdefault' command). | |
72 |
|
72 | |||
73 | enterattr |
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73 | enterattr | |
74 | Enter the attribute under the cursor. |
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74 | Enter the attribute under the cursor. | |
75 |
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75 | |||
76 | leave |
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76 | leave | |
77 | Leave the current browser level and go back to the previous one. |
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77 | Leave the current browser level and go back to the previous one. | |
78 |
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78 | |||
79 | detail |
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79 | detail | |
80 | Show a detail view of the object under the cursor. This shows the name, type, |
|
80 | Show a detail view of the object under the cursor. This shows the name, type, | |
81 | doc string and value of the object attributes (and it might show more |
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81 | doc string and value of the object attributes (and it might show more | |
82 | attributes than in the list view, depending on the object). |
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82 | attributes than in the list view, depending on the object). | |
83 |
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83 | |||
84 | detailattr |
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84 | detailattr | |
85 | Show a detail view of the attribute under the cursor. |
|
85 | Show a detail view of the attribute under the cursor. | |
86 |
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86 | |||
87 | markrange |
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87 | markrange | |
88 | Mark all objects from the last marked object before the current cursor |
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88 | Mark all objects from the last marked object before the current cursor | |
89 | position to the cursor position. |
|
89 | position to the cursor position. | |
90 |
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90 | |||
91 | sortattrasc |
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91 | sortattrasc | |
92 | Sort the objects (in ascending order) using the attribute under the cursor as |
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92 | Sort the objects (in ascending order) using the attribute under the cursor as | |
93 | the sort key. |
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93 | the sort key. | |
94 |
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94 | |||
95 | sortattrdesc |
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95 | sortattrdesc | |
96 | Sort the objects (in descending order) using the attribute under the cursor as |
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96 | Sort the objects (in descending order) using the attribute under the cursor as | |
97 | the sort key. |
|
97 | the sort key. | |
98 |
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98 | |||
99 | goto |
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99 | goto | |
100 | Jump to a row. The row number can be entered at the bottom of the screen. |
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100 | Jump to a row. The row number can be entered at the bottom of the screen. | |
101 |
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101 | |||
102 | find |
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102 | find | |
103 | Search forward for a row. At the bottom of the screen the condition can be |
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103 | Search forward for a row. At the bottom of the screen the condition can be | |
104 | entered. |
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104 | entered. | |
105 |
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105 | |||
106 | findbackwards |
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106 | findbackwards | |
107 | Search backward for a row. At the bottom of the screen the condition can be |
|
107 | Search backward for a row. At the bottom of the screen the condition can be | |
108 | entered. |
|
108 | entered. | |
109 |
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109 | |||
110 | help |
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110 | help | |
111 | This screen. |
|
111 | This screen. | |
112 | """ |
|
112 | """ | |
113 |
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113 | |||
114 |
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114 | |||
115 | class UnassignedKeyError(Exception): |
|
115 | class UnassignedKeyError(Exception): | |
116 | """ |
|
116 | """ | |
117 | Exception that is used for reporting unassigned keys. |
|
117 | Exception that is used for reporting unassigned keys. | |
118 | """ |
|
118 | """ | |
119 |
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119 | |||
120 |
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120 | |||
121 | class UnknownCommandError(Exception): |
|
121 | class UnknownCommandError(Exception): | |
122 | """ |
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122 | """ | |
123 | Exception that is used for reporting unknown command (this should never |
|
123 | Exception that is used for reporting unknown command (this should never | |
124 | happen). |
|
124 | happen). | |
125 | """ |
|
125 | """ | |
126 |
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126 | |||
127 |
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127 | |||
128 | class CommandError(Exception): |
|
128 | class CommandError(Exception): | |
129 | """ |
|
129 | """ | |
130 | Exception that is used for reporting that a command can't be executed. |
|
130 | Exception that is used for reporting that a command can't be executed. | |
131 | """ |
|
131 | """ | |
132 |
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132 | |||
133 |
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133 | |||
134 | class _BrowserCachedItem(object): |
|
134 | class _BrowserCachedItem(object): | |
135 | # This is used internally by ``ibrowse`` to store a item together with its |
|
135 | # This is used internally by ``ibrowse`` to store a item together with its | |
136 | # marked status. |
|
136 | # marked status. | |
137 | __slots__ = ("item", "marked") |
|
137 | __slots__ = ("item", "marked") | |
138 |
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138 | |||
139 | def __init__(self, item): |
|
139 | def __init__(self, item): | |
140 | self.item = item |
|
140 | self.item = item | |
141 | self.marked = False |
|
141 | self.marked = False | |
142 |
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142 | |||
143 |
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143 | |||
144 | class _BrowserHelp(object): |
|
144 | class _BrowserHelp(object): | |
145 | style_header = astyle.Style.fromstr("red:blacK") |
|
145 | style_header = astyle.Style.fromstr("red:blacK") | |
146 | # This is used internally by ``ibrowse`` for displaying the help screen. |
|
146 | # This is used internally by ``ibrowse`` for displaying the help screen. | |
147 | def __init__(self, browser): |
|
147 | def __init__(self, browser): | |
148 | self.browser = browser |
|
148 | self.browser = browser | |
149 |
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149 | |||
150 | def __xrepr__(self, mode): |
|
150 | def __xrepr__(self, mode): | |
151 | yield (-1, True) |
|
151 | yield (-1, True) | |
152 | if mode == "header" or mode == "footer": |
|
152 | if mode == "header" or mode == "footer": | |
153 | yield (astyle.style_default, "ibrowse help screen") |
|
153 | yield (astyle.style_default, "ibrowse help screen") | |
154 | else: |
|
154 | else: | |
155 | yield (astyle.style_default, repr(self)) |
|
155 | yield (astyle.style_default, repr(self)) | |
156 |
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156 | |||
157 | def __xiter__(self, mode): |
|
157 | def __xiter__(self, mode): | |
158 | # Get reverse key mapping |
|
158 | # Get reverse key mapping | |
159 | allkeys = {} |
|
159 | allkeys = {} | |
160 | for (key, cmd) in self.browser.keymap.iteritems(): |
|
160 | for (key, cmd) in self.browser.keymap.iteritems(): | |
161 | allkeys.setdefault(cmd, []).append(key) |
|
161 | allkeys.setdefault(cmd, []).append(key) | |
162 |
|
162 | |||
163 | fields = ("key", "description") |
|
163 | fields = ("key", "description") | |
164 |
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164 | |||
165 | for (i, command) in enumerate(_ibrowse_help.strip().split("\n\n")): |
|
165 | for (i, command) in enumerate(_ibrowse_help.strip().split("\n\n")): | |
166 | if i: |
|
166 | if i: | |
167 | yield ipipe.Fields(fields, key="", description="") |
|
167 | yield ipipe.Fields(fields, key="", description="") | |
168 |
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168 | |||
169 | (name, description) = command.split("\n", 1) |
|
169 | (name, description) = command.split("\n", 1) | |
170 | keys = allkeys.get(name, []) |
|
170 | keys = allkeys.get(name, []) | |
171 | lines = textwrap.wrap(description, 60) |
|
171 | lines = textwrap.wrap(description, 60) | |
172 |
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172 | |||
173 | yield ipipe.Fields(fields, description=astyle.Text((self.style_header, name))) |
|
173 | yield ipipe.Fields(fields, description=astyle.Text((self.style_header, name))) | |
174 | for i in xrange(max(len(keys), len(lines))): |
|
174 | for i in xrange(max(len(keys), len(lines))): | |
175 | try: |
|
175 | try: | |
176 | key = self.browser.keylabel(keys[i]) |
|
176 | key = self.browser.keylabel(keys[i]) | |
177 | except IndexError: |
|
177 | except IndexError: | |
178 | key = "" |
|
178 | key = "" | |
179 | try: |
|
179 | try: | |
180 | line = lines[i] |
|
180 | line = lines[i] | |
181 | except IndexError: |
|
181 | except IndexError: | |
182 | line = "" |
|
182 | line = "" | |
183 | yield ipipe.Fields(fields, key=key, description=line) |
|
183 | yield ipipe.Fields(fields, key=key, description=line) | |
184 |
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184 | |||
185 |
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185 | |||
186 | class _BrowserLevel(object): |
|
186 | class _BrowserLevel(object): | |
187 | # This is used internally to store the state (iterator, fetch items, |
|
187 | # This is used internally to store the state (iterator, fetch items, | |
188 | # position of cursor and screen, etc.) of one browser level |
|
188 | # position of cursor and screen, etc.) of one browser level | |
189 | # An ``ibrowse`` object keeps multiple ``_BrowserLevel`` objects in |
|
189 | # An ``ibrowse`` object keeps multiple ``_BrowserLevel`` objects in | |
190 | # a stack. |
|
190 | # a stack. | |
191 | def __init__(self, browser, input, iterator, mainsizey, *attrs): |
|
191 | def __init__(self, browser, input, iterator, mainsizey, *attrs): | |
192 | self.browser = browser |
|
192 | self.browser = browser | |
193 | self.input = input |
|
193 | self.input = input | |
194 | self.header = [x for x in ipipe.xrepr(input, "header") if not isinstance(x[0], int)] |
|
194 | self.header = [x for x in ipipe.xrepr(input, "header") if not isinstance(x[0], int)] | |
195 | # iterator for the input |
|
195 | # iterator for the input | |
196 | self.iterator = iterator |
|
196 | self.iterator = iterator | |
197 |
|
197 | |||
198 | # is the iterator exhausted? |
|
198 | # is the iterator exhausted? | |
199 | self.exhausted = False |
|
199 | self.exhausted = False | |
200 |
|
200 | |||
201 | # attributes to be display (autodetected if empty) |
|
201 | # attributes to be display (autodetected if empty) | |
202 | self.attrs = attrs |
|
202 | self.attrs = attrs | |
203 |
|
203 | |||
204 | # fetched items (+ marked flag) |
|
204 | # fetched items (+ marked flag) | |
205 | self.items = ipipe.deque() |
|
205 | self.items = ipipe.deque() | |
206 |
|
206 | |||
207 | # Number of marked objects |
|
207 | # Number of marked objects | |
208 | self.marked = 0 |
|
208 | self.marked = 0 | |
209 |
|
209 | |||
210 | # Vertical cursor position |
|
210 | # Vertical cursor position | |
211 | self.cury = 0 |
|
211 | self.cury = 0 | |
212 |
|
212 | |||
213 | # Horizontal cursor position |
|
213 | # Horizontal cursor position | |
214 | self.curx = 0 |
|
214 | self.curx = 0 | |
215 |
|
215 | |||
216 | # Index of first data column |
|
216 | # Index of first data column | |
217 | self.datastartx = 0 |
|
217 | self.datastartx = 0 | |
218 |
|
218 | |||
219 | # Index of first data line |
|
219 | # Index of first data line | |
220 | self.datastarty = 0 |
|
220 | self.datastarty = 0 | |
221 |
|
221 | |||
222 | # height of the data display area |
|
222 | # height of the data display area | |
223 | self.mainsizey = mainsizey |
|
223 | self.mainsizey = mainsizey | |
224 |
|
224 | |||
225 | # width of the data display area (changes when scrolling) |
|
225 | # width of the data display area (changes when scrolling) | |
226 | self.mainsizex = 0 |
|
226 | self.mainsizex = 0 | |
227 |
|
227 | |||
228 | # Size of row number (changes when scrolling) |
|
228 | # Size of row number (changes when scrolling) | |
229 | self.numbersizex = 0 |
|
229 | self.numbersizex = 0 | |
230 |
|
230 | |||
231 | # Attribute names to display (in this order) |
|
231 | # Attribute names to display (in this order) | |
232 | self.displayattrs = [] |
|
232 | self.displayattrs = [] | |
233 |
|
233 | |||
234 | # index and name of attribute under the cursor |
|
234 | # index and name of attribute under the cursor | |
235 | self.displayattr = (None, ipipe.noitem) |
|
235 | self.displayattr = (None, ipipe.noitem) | |
236 |
|
236 | |||
237 | # Maps attribute names to column widths |
|
237 | # Maps attribute names to column widths | |
238 | self.colwidths = {} |
|
238 | self.colwidths = {} | |
239 |
|
239 | |||
240 | self.fetch(mainsizey) |
|
240 | self.fetch(mainsizey) | |
241 | self.calcdisplayattrs() |
|
241 | self.calcdisplayattrs() | |
242 | # formatted attributes for the items on screen |
|
242 | # formatted attributes for the items on screen | |
243 | # (i.e. self.items[self.datastarty:self.datastarty+self.mainsizey]) |
|
243 | # (i.e. self.items[self.datastarty:self.datastarty+self.mainsizey]) | |
244 | self.displayrows = [self.getrow(i) for i in xrange(len(self.items))] |
|
244 | self.displayrows = [self.getrow(i) for i in xrange(len(self.items))] | |
245 | self.calcwidths() |
|
245 | self.calcwidths() | |
246 | self.calcdisplayattr() |
|
246 | self.calcdisplayattr() | |
247 |
|
247 | |||
248 | def fetch(self, count): |
|
248 | def fetch(self, count): | |
249 | # Try to fill ``self.items`` with at least ``count`` objects. |
|
249 | # Try to fill ``self.items`` with at least ``count`` objects. | |
250 | have = len(self.items) |
|
250 | have = len(self.items) | |
251 | while not self.exhausted and have < count: |
|
251 | while not self.exhausted and have < count: | |
252 | try: |
|
252 | try: | |
253 | item = self.iterator.next() |
|
253 | item = self.iterator.next() | |
254 | except StopIteration: |
|
254 | except StopIteration: | |
255 | self.exhausted = True |
|
255 | self.exhausted = True | |
256 | break |
|
256 | break | |
257 | else: |
|
257 | else: | |
258 | have += 1 |
|
258 | have += 1 | |
259 | self.items.append(_BrowserCachedItem(item)) |
|
259 | self.items.append(_BrowserCachedItem(item)) | |
260 |
|
260 | |||
261 | def calcdisplayattrs(self): |
|
261 | def calcdisplayattrs(self): | |
262 | # Calculate which attributes are available from the objects that are |
|
262 | # Calculate which attributes are available from the objects that are | |
263 | # currently visible on screen (and store it in ``self.displayattrs``) |
|
263 | # currently visible on screen (and store it in ``self.displayattrs``) | |
264 | attrnames = set() |
|
264 | attrnames = set() | |
265 | # If the browser object specifies a fixed list of attributes, |
|
265 | # If the browser object specifies a fixed list of attributes, | |
266 | # simply use it. |
|
266 | # simply use it. | |
267 | if self.attrs: |
|
267 | if self.attrs: | |
268 | self.displayattrs = self.attrs |
|
268 | self.displayattrs = self.attrs | |
269 | else: |
|
269 | else: | |
270 | self.displayattrs = [] |
|
270 | self.displayattrs = [] | |
271 | endy = min(self.datastarty+self.mainsizey, len(self.items)) |
|
271 | endy = min(self.datastarty+self.mainsizey, len(self.items)) | |
272 | for i in xrange(self.datastarty, endy): |
|
272 | for i in xrange(self.datastarty, endy): | |
273 | for attrname in ipipe.xattrs(self.items[i].item, "default"): |
|
273 | for attrname in ipipe.xattrs(self.items[i].item, "default"): | |
274 | if attrname not in attrnames: |
|
274 | if attrname not in attrnames: | |
275 | self.displayattrs.append(attrname) |
|
275 | self.displayattrs.append(attrname) | |
276 | attrnames.add(attrname) |
|
276 | attrnames.add(attrname) | |
277 |
|
277 | |||
278 | def getrow(self, i): |
|
278 | def getrow(self, i): | |
279 | # Return a dictinary with the attributes for the object |
|
279 | # Return a dictinary with the attributes for the object | |
280 | # ``self.items[i]``. Attribute names are taken from |
|
280 | # ``self.items[i]``. Attribute names are taken from | |
281 | # ``self.displayattrs`` so ``calcdisplayattrs()`` must have been |
|
281 | # ``self.displayattrs`` so ``calcdisplayattrs()`` must have been | |
282 | # called before. |
|
282 | # called before. | |
283 | row = {} |
|
283 | row = {} | |
284 | item = self.items[i].item |
|
284 | item = self.items[i].item | |
285 | for attrname in self.displayattrs: |
|
285 | for attrname in self.displayattrs: | |
286 | try: |
|
286 | try: | |
287 | value = ipipe._getattr(item, attrname, ipipe.noitem) |
|
287 | value = ipipe._getattr(item, attrname, ipipe.noitem) | |
288 | except (KeyboardInterrupt, SystemExit): |
|
288 | except (KeyboardInterrupt, SystemExit): | |
289 | raise |
|
289 | raise | |
290 | except Exception, exc: |
|
290 | except Exception, exc: | |
291 | value = exc |
|
291 | value = exc | |
292 | # only store attribute if it exists (or we got an exception) |
|
292 | # only store attribute if it exists (or we got an exception) | |
293 | if value is not ipipe.noitem: |
|
293 | if value is not ipipe.noitem: | |
294 | parts = [] |
|
294 | parts = [] | |
295 | totallength = 0 |
|
295 | totallength = 0 | |
296 | align = None |
|
296 | align = None | |
297 |
full = |
|
297 | full = True | |
298 | # Collect parts until we have enough |
|
298 | # Collect parts until we have enough | |
299 | for part in ipipe.xrepr(value, "cell"): |
|
299 | for part in ipipe.xrepr(value, "cell"): | |
300 | # part gives (alignment, stop) |
|
300 | # part gives (alignment, stop) | |
301 | # instead of (style, text) |
|
301 | # instead of (style, text) | |
302 | if isinstance(part[0], int): |
|
302 | if isinstance(part[0], int): | |
303 | # only consider the first occurence |
|
303 | # only consider the first occurence | |
304 | if align is None: |
|
304 | if align is None: | |
305 | align = part[0] |
|
305 | align = part[0] | |
306 | full = part[1] |
|
306 | full = part[1] | |
307 | else: |
|
307 | else: | |
308 | parts.append(part) |
|
308 | parts.append(part) | |
309 | totallength += len(part[1]) |
|
309 | totallength += len(part[1]) | |
310 | if totallength >= self.browser.maxattrlength and not full: |
|
310 | if totallength >= self.browser.maxattrlength and not full: | |
311 | parts.append((astyle.style_ellisis, "...")) |
|
311 | parts.append((astyle.style_ellisis, "...")) | |
312 | totallength += 3 |
|
312 | totallength += 3 | |
313 | break |
|
313 | break | |
|
314 | if align is None: | |||
|
315 | align = -1 | |||
314 | # remember alignment, length and colored parts |
|
316 | # remember alignment, length and colored parts | |
315 | row[attrname] = (align, totallength, parts) |
|
317 | row[attrname] = (align, totallength, parts) | |
316 | return row |
|
318 | return row | |
317 |
|
319 | |||
318 | def calcwidths(self): |
|
320 | def calcwidths(self): | |
319 | # Recalculate the displayed fields and their width. |
|
321 | # Recalculate the displayed fields and their width. | |
320 | # ``calcdisplayattrs()'' must have been called and the cache |
|
322 | # ``calcdisplayattrs()'' must have been called and the cache | |
321 | # for attributes of the objects on screen (``self.displayrows``) |
|
323 | # for attributes of the objects on screen (``self.displayrows``) | |
322 | # must have been filled. This returns a dictionary mapping |
|
324 | # must have been filled. This returns a dictionary mapping | |
323 | # colmn names to width. |
|
325 | # colmn names to width. | |
324 | self.colwidths = {} |
|
326 | self.colwidths = {} | |
325 | for row in self.displayrows: |
|
327 | for row in self.displayrows: | |
326 | for attrname in self.displayattrs: |
|
328 | for attrname in self.displayattrs: | |
327 | try: |
|
329 | try: | |
328 | length = row[attrname][1] |
|
330 | length = row[attrname][1] | |
329 | except KeyError: |
|
331 | except KeyError: | |
330 | length = 0 |
|
332 | length = 0 | |
331 | # always add attribute to colwidths, even if it doesn't exist |
|
333 | # always add attribute to colwidths, even if it doesn't exist | |
332 | if attrname not in self.colwidths: |
|
334 | if attrname not in self.colwidths: | |
333 | self.colwidths[attrname] = len(ipipe._attrname(attrname)) |
|
335 | self.colwidths[attrname] = len(ipipe._attrname(attrname)) | |
334 | newwidth = max(self.colwidths[attrname], length) |
|
336 | newwidth = max(self.colwidths[attrname], length) | |
335 | self.colwidths[attrname] = newwidth |
|
337 | self.colwidths[attrname] = newwidth | |
336 |
|
338 | |||
337 | # How many characters do we need to paint the item number? |
|
339 | # How many characters do we need to paint the item number? | |
338 | self.numbersizex = len(str(self.datastarty+self.mainsizey-1)) |
|
340 | self.numbersizex = len(str(self.datastarty+self.mainsizey-1)) | |
339 | # How must space have we got to display data? |
|
341 | # How must space have we got to display data? | |
340 | self.mainsizex = self.browser.scrsizex-self.numbersizex-3 |
|
342 | self.mainsizex = self.browser.scrsizex-self.numbersizex-3 | |
341 | # width of all columns |
|
343 | # width of all columns | |
342 | self.datasizex = sum(self.colwidths.itervalues()) + len(self.colwidths) |
|
344 | self.datasizex = sum(self.colwidths.itervalues()) + len(self.colwidths) | |
343 |
|
345 | |||
344 | def calcdisplayattr(self): |
|
346 | def calcdisplayattr(self): | |
345 | # Find out on which attribute the cursor is on and store this |
|
347 | # Find out on which attribute the cursor is on and store this | |
346 | # information in ``self.displayattr``. |
|
348 | # information in ``self.displayattr``. | |
347 | pos = 0 |
|
349 | pos = 0 | |
348 | for (i, attrname) in enumerate(self.displayattrs): |
|
350 | for (i, attrname) in enumerate(self.displayattrs): | |
349 | if pos+self.colwidths[attrname] >= self.curx: |
|
351 | if pos+self.colwidths[attrname] >= self.curx: | |
350 | self.displayattr = (i, attrname) |
|
352 | self.displayattr = (i, attrname) | |
351 | break |
|
353 | break | |
352 | pos += self.colwidths[attrname]+1 |
|
354 | pos += self.colwidths[attrname]+1 | |
353 | else: |
|
355 | else: | |
354 | self.displayattr = (None, ipipe.noitem) |
|
356 | self.displayattr = (None, ipipe.noitem) | |
355 |
|
357 | |||
356 | def moveto(self, x, y, refresh=False): |
|
358 | def moveto(self, x, y, refresh=False): | |
357 | # Move the cursor to the position ``(x,y)`` (in data coordinates, |
|
359 | # Move the cursor to the position ``(x,y)`` (in data coordinates, | |
358 | # not in screen coordinates). If ``refresh`` is true, all cached |
|
360 | # not in screen coordinates). If ``refresh`` is true, all cached | |
359 | # values will be recalculated (e.g. because the list has been |
|
361 | # values will be recalculated (e.g. because the list has been | |
360 | # resorted, so screen positions etc. are no longer valid). |
|
362 | # resorted, so screen positions etc. are no longer valid). | |
361 | olddatastarty = self.datastarty |
|
363 | olddatastarty = self.datastarty | |
362 | oldx = self.curx |
|
364 | oldx = self.curx | |
363 | oldy = self.cury |
|
365 | oldy = self.cury | |
364 | x = int(x+0.5) |
|
366 | x = int(x+0.5) | |
365 | y = int(y+0.5) |
|
367 | y = int(y+0.5) | |
366 | newx = x # remember where we wanted to move |
|
368 | newx = x # remember where we wanted to move | |
367 | newy = y # remember where we wanted to move |
|
369 | newy = y # remember where we wanted to move | |
368 |
|
370 | |||
369 | scrollbordery = min(self.browser.scrollbordery, self.mainsizey//2) |
|
371 | scrollbordery = min(self.browser.scrollbordery, self.mainsizey//2) | |
370 | scrollborderx = min(self.browser.scrollborderx, self.mainsizex//2) |
|
372 | scrollborderx = min(self.browser.scrollborderx, self.mainsizex//2) | |
371 |
|
373 | |||
372 | # Make sure that the cursor didn't leave the main area vertically |
|
374 | # Make sure that the cursor didn't leave the main area vertically | |
373 | if y < 0: |
|
375 | if y < 0: | |
374 | y = 0 |
|
376 | y = 0 | |
375 | self.fetch(y+scrollbordery+1) # try to get more items |
|
377 | self.fetch(y+scrollbordery+1) # try to get more items | |
376 | if y >= len(self.items): |
|
378 | if y >= len(self.items): | |
377 | y = max(0, len(self.items)-1) |
|
379 | y = max(0, len(self.items)-1) | |
378 |
|
380 | |||
379 | # Make sure that the cursor stays on screen vertically |
|
381 | # Make sure that the cursor stays on screen vertically | |
380 | if y < self.datastarty+scrollbordery: |
|
382 | if y < self.datastarty+scrollbordery: | |
381 | self.datastarty = max(0, y-scrollbordery) |
|
383 | self.datastarty = max(0, y-scrollbordery) | |
382 | elif y >= self.datastarty+self.mainsizey-scrollbordery: |
|
384 | elif y >= self.datastarty+self.mainsizey-scrollbordery: | |
383 | self.datastarty = max(0, min(y-self.mainsizey+scrollbordery+1, |
|
385 | self.datastarty = max(0, min(y-self.mainsizey+scrollbordery+1, | |
384 | len(self.items)-self.mainsizey)) |
|
386 | len(self.items)-self.mainsizey)) | |
385 |
|
387 | |||
386 | if refresh: # Do we need to refresh the complete display? |
|
388 | if refresh: # Do we need to refresh the complete display? | |
387 | self.calcdisplayattrs() |
|
389 | self.calcdisplayattrs() | |
388 | endy = min(self.datastarty+self.mainsizey, len(self.items)) |
|
390 | endy = min(self.datastarty+self.mainsizey, len(self.items)) | |
389 | self.displayrows = map(self.getrow, xrange(self.datastarty, endy)) |
|
391 | self.displayrows = map(self.getrow, xrange(self.datastarty, endy)) | |
390 | self.calcwidths() |
|
392 | self.calcwidths() | |
391 | # Did we scroll vertically => update displayrows |
|
393 | # Did we scroll vertically => update displayrows | |
392 | # and various other attributes |
|
394 | # and various other attributes | |
393 | elif self.datastarty != olddatastarty: |
|
395 | elif self.datastarty != olddatastarty: | |
394 | # Recalculate which attributes we have to display |
|
396 | # Recalculate which attributes we have to display | |
395 | olddisplayattrs = self.displayattrs |
|
397 | olddisplayattrs = self.displayattrs | |
396 | self.calcdisplayattrs() |
|
398 | self.calcdisplayattrs() | |
397 | # If there are new attributes, recreate the cache |
|
399 | # If there are new attributes, recreate the cache | |
398 | if self.displayattrs != olddisplayattrs: |
|
400 | if self.displayattrs != olddisplayattrs: | |
399 | endy = min(self.datastarty+self.mainsizey, len(self.items)) |
|
401 | endy = min(self.datastarty+self.mainsizey, len(self.items)) | |
400 | self.displayrows = map(self.getrow, xrange(self.datastarty, endy)) |
|
402 | self.displayrows = map(self.getrow, xrange(self.datastarty, endy)) | |
401 | elif self.datastarty<olddatastarty: # we did scroll up |
|
403 | elif self.datastarty<olddatastarty: # we did scroll up | |
402 | # drop rows from the end |
|
404 | # drop rows from the end | |
403 | del self.displayrows[self.datastarty-olddatastarty:] |
|
405 | del self.displayrows[self.datastarty-olddatastarty:] | |
404 | # fetch new items |
|
406 | # fetch new items | |
405 | for i in xrange(olddatastarty-1, |
|
407 | for i in xrange(olddatastarty-1, | |
406 | self.datastarty-1, -1): |
|
408 | self.datastarty-1, -1): | |
407 | try: |
|
409 | try: | |
408 | row = self.getrow(i) |
|
410 | row = self.getrow(i) | |
409 | except IndexError: |
|
411 | except IndexError: | |
410 | # we didn't have enough objects to fill the screen |
|
412 | # we didn't have enough objects to fill the screen | |
411 | break |
|
413 | break | |
412 | self.displayrows.insert(0, row) |
|
414 | self.displayrows.insert(0, row) | |
413 | else: # we did scroll down |
|
415 | else: # we did scroll down | |
414 | # drop rows from the start |
|
416 | # drop rows from the start | |
415 | del self.displayrows[:self.datastarty-olddatastarty] |
|
417 | del self.displayrows[:self.datastarty-olddatastarty] | |
416 | # fetch new items |
|
418 | # fetch new items | |
417 | for i in xrange(olddatastarty+self.mainsizey, |
|
419 | for i in xrange(olddatastarty+self.mainsizey, | |
418 | self.datastarty+self.mainsizey): |
|
420 | self.datastarty+self.mainsizey): | |
419 | try: |
|
421 | try: | |
420 | row = self.getrow(i) |
|
422 | row = self.getrow(i) | |
421 | except IndexError: |
|
423 | except IndexError: | |
422 | # we didn't have enough objects to fill the screen |
|
424 | # we didn't have enough objects to fill the screen | |
423 | break |
|
425 | break | |
424 | self.displayrows.append(row) |
|
426 | self.displayrows.append(row) | |
425 | self.calcwidths() |
|
427 | self.calcwidths() | |
426 |
|
428 | |||
427 | # Make sure that the cursor didn't leave the data area horizontally |
|
429 | # Make sure that the cursor didn't leave the data area horizontally | |
428 | if x < 0: |
|
430 | if x < 0: | |
429 | x = 0 |
|
431 | x = 0 | |
430 | elif x >= self.datasizex: |
|
432 | elif x >= self.datasizex: | |
431 | x = max(0, self.datasizex-1) |
|
433 | x = max(0, self.datasizex-1) | |
432 |
|
434 | |||
433 | # Make sure that the cursor stays on screen horizontally |
|
435 | # Make sure that the cursor stays on screen horizontally | |
434 | if x < self.datastartx+scrollborderx: |
|
436 | if x < self.datastartx+scrollborderx: | |
435 | self.datastartx = max(0, x-scrollborderx) |
|
437 | self.datastartx = max(0, x-scrollborderx) | |
436 | elif x >= self.datastartx+self.mainsizex-scrollborderx: |
|
438 | elif x >= self.datastartx+self.mainsizex-scrollborderx: | |
437 | self.datastartx = max(0, min(x-self.mainsizex+scrollborderx+1, |
|
439 | self.datastartx = max(0, min(x-self.mainsizex+scrollborderx+1, | |
438 | self.datasizex-self.mainsizex)) |
|
440 | self.datasizex-self.mainsizex)) | |
439 |
|
441 | |||
440 | if x == oldx and y == oldy and (x != newx or y != newy): # couldn't move |
|
442 | if x == oldx and y == oldy and (x != newx or y != newy): # couldn't move | |
441 | self.browser.beep() |
|
443 | self.browser.beep() | |
442 | else: |
|
444 | else: | |
443 | self.curx = x |
|
445 | self.curx = x | |
444 | self.cury = y |
|
446 | self.cury = y | |
445 | self.calcdisplayattr() |
|
447 | self.calcdisplayattr() | |
446 |
|
448 | |||
447 | def sort(self, key, reverse=False): |
|
449 | def sort(self, key, reverse=False): | |
448 | """ |
|
450 | """ | |
449 | Sort the currently list of items using the key function ``key``. If |
|
451 | Sort the currently list of items using the key function ``key``. If | |
450 | ``reverse`` is true the sort order is reversed. |
|
452 | ``reverse`` is true the sort order is reversed. | |
451 | """ |
|
453 | """ | |
452 | curitem = self.items[self.cury] # Remember where the cursor is now |
|
454 | curitem = self.items[self.cury] # Remember where the cursor is now | |
453 |
|
455 | |||
454 | # Sort items |
|
456 | # Sort items | |
455 | def realkey(item): |
|
457 | def realkey(item): | |
456 | return key(item.item) |
|
458 | return key(item.item) | |
457 | self.items = ipipe.deque(sorted(self.items, key=realkey, reverse=reverse)) |
|
459 | self.items = ipipe.deque(sorted(self.items, key=realkey, reverse=reverse)) | |
458 |
|
460 | |||
459 | # Find out where the object under the cursor went |
|
461 | # Find out where the object under the cursor went | |
460 | cury = self.cury |
|
462 | cury = self.cury | |
461 | for (i, item) in enumerate(self.items): |
|
463 | for (i, item) in enumerate(self.items): | |
462 | if item is curitem: |
|
464 | if item is curitem: | |
463 | cury = i |
|
465 | cury = i | |
464 | break |
|
466 | break | |
465 |
|
467 | |||
466 | self.moveto(self.curx, cury, refresh=True) |
|
468 | self.moveto(self.curx, cury, refresh=True) | |
467 |
|
469 | |||
468 |
|
470 | |||
469 | class ibrowse(ipipe.Display): |
|
471 | class ibrowse(ipipe.Display): | |
470 | # Show this many lines from the previous screen when paging horizontally |
|
472 | # Show this many lines from the previous screen when paging horizontally | |
471 | pageoverlapx = 1 |
|
473 | pageoverlapx = 1 | |
472 |
|
474 | |||
473 | # Show this many lines from the previous screen when paging vertically |
|
475 | # Show this many lines from the previous screen when paging vertically | |
474 | pageoverlapy = 1 |
|
476 | pageoverlapy = 1 | |
475 |
|
477 | |||
476 | # Start scrolling when the cursor is less than this number of columns |
|
478 | # Start scrolling when the cursor is less than this number of columns | |
477 | # away from the left or right screen edge |
|
479 | # away from the left or right screen edge | |
478 | scrollborderx = 10 |
|
480 | scrollborderx = 10 | |
479 |
|
481 | |||
480 | # Start scrolling when the cursor is less than this number of lines |
|
482 | # Start scrolling when the cursor is less than this number of lines | |
481 | # away from the top or bottom screen edge |
|
483 | # away from the top or bottom screen edge | |
482 | scrollbordery = 5 |
|
484 | scrollbordery = 5 | |
483 |
|
485 | |||
484 | # Accelerate by this factor when scrolling horizontally |
|
486 | # Accelerate by this factor when scrolling horizontally | |
485 | acceleratex = 1.05 |
|
487 | acceleratex = 1.05 | |
486 |
|
488 | |||
487 | # Accelerate by this factor when scrolling vertically |
|
489 | # Accelerate by this factor when scrolling vertically | |
488 | acceleratey = 1.05 |
|
490 | acceleratey = 1.05 | |
489 |
|
491 | |||
490 | # The maximum horizontal scroll speed |
|
492 | # The maximum horizontal scroll speed | |
491 | # (as a factor of the screen width (i.e. 0.5 == half a screen width) |
|
493 | # (as a factor of the screen width (i.e. 0.5 == half a screen width) | |
492 | maxspeedx = 0.5 |
|
494 | maxspeedx = 0.5 | |
493 |
|
495 | |||
494 | # The maximum vertical scroll speed |
|
496 | # The maximum vertical scroll speed | |
495 | # (as a factor of the screen height (i.e. 0.5 == half a screen height) |
|
497 | # (as a factor of the screen height (i.e. 0.5 == half a screen height) | |
496 | maxspeedy = 0.5 |
|
498 | maxspeedy = 0.5 | |
497 |
|
499 | |||
498 | # The maximum number of header lines for browser level |
|
500 | # The maximum number of header lines for browser level | |
499 | # if the nesting is deeper, only the innermost levels are displayed |
|
501 | # if the nesting is deeper, only the innermost levels are displayed | |
500 | maxheaders = 5 |
|
502 | maxheaders = 5 | |
501 |
|
503 | |||
502 | # The approximate maximum length of a column entry |
|
504 | # The approximate maximum length of a column entry | |
503 | maxattrlength = 200 |
|
505 | maxattrlength = 200 | |
504 |
|
506 | |||
505 | # Styles for various parts of the GUI |
|
507 | # Styles for various parts of the GUI | |
506 | style_objheadertext = astyle.Style.fromstr("white:black:bold|reverse") |
|
508 | style_objheadertext = astyle.Style.fromstr("white:black:bold|reverse") | |
507 | style_objheadernumber = astyle.Style.fromstr("white:blue:bold|reverse") |
|
509 | style_objheadernumber = astyle.Style.fromstr("white:blue:bold|reverse") | |
508 | style_objheaderobject = astyle.Style.fromstr("white:black:reverse") |
|
510 | style_objheaderobject = astyle.Style.fromstr("white:black:reverse") | |
509 | style_colheader = astyle.Style.fromstr("blue:white:reverse") |
|
511 | style_colheader = astyle.Style.fromstr("blue:white:reverse") | |
510 | style_colheaderhere = astyle.Style.fromstr("green:black:bold|reverse") |
|
512 | style_colheaderhere = astyle.Style.fromstr("green:black:bold|reverse") | |
511 | style_colheadersep = astyle.Style.fromstr("blue:black:reverse") |
|
513 | style_colheadersep = astyle.Style.fromstr("blue:black:reverse") | |
512 | style_number = astyle.Style.fromstr("blue:white:reverse") |
|
514 | style_number = astyle.Style.fromstr("blue:white:reverse") | |
513 | style_numberhere = astyle.Style.fromstr("green:black:bold|reverse") |
|
515 | style_numberhere = astyle.Style.fromstr("green:black:bold|reverse") | |
514 | style_sep = astyle.Style.fromstr("blue:black") |
|
516 | style_sep = astyle.Style.fromstr("blue:black") | |
515 | style_data = astyle.Style.fromstr("white:black") |
|
517 | style_data = astyle.Style.fromstr("white:black") | |
516 | style_datapad = astyle.Style.fromstr("blue:black:bold") |
|
518 | style_datapad = astyle.Style.fromstr("blue:black:bold") | |
517 | style_footer = astyle.Style.fromstr("black:white") |
|
519 | style_footer = astyle.Style.fromstr("black:white") | |
518 | style_report = astyle.Style.fromstr("white:black") |
|
520 | style_report = astyle.Style.fromstr("white:black") | |
519 |
|
521 | |||
520 | # Column separator in header |
|
522 | # Column separator in header | |
521 | headersepchar = "|" |
|
523 | headersepchar = "|" | |
522 |
|
524 | |||
523 | # Character for padding data cell entries |
|
525 | # Character for padding data cell entries | |
524 | datapadchar = "." |
|
526 | datapadchar = "." | |
525 |
|
527 | |||
526 | # Column separator in data area |
|
528 | # Column separator in data area | |
527 | datasepchar = "|" |
|
529 | datasepchar = "|" | |
528 |
|
530 | |||
529 | # Character to use for "empty" cell (i.e. for non-existing attributes) |
|
531 | # Character to use for "empty" cell (i.e. for non-existing attributes) | |
530 | nodatachar = "-" |
|
532 | nodatachar = "-" | |
531 |
|
533 | |||
532 | # Prompts for modes that require keyboard input |
|
534 | # Prompts for modes that require keyboard input | |
533 | prompts = { |
|
535 | prompts = { | |
534 | "goto": "goto object #: ", |
|
536 | "goto": "goto object #: ", | |
535 | "find": "find expression: ", |
|
537 | "find": "find expression: ", | |
536 | "findbackwards": "find backwards expression: " |
|
538 | "findbackwards": "find backwards expression: " | |
537 | } |
|
539 | } | |
538 |
|
540 | |||
539 | # Maps curses key codes to "function" names |
|
541 | # Maps curses key codes to "function" names | |
540 | keymap = { |
|
542 | keymap = { | |
541 | ord("q"): "quit", |
|
543 | ord("q"): "quit", | |
542 | curses.KEY_UP: "up", |
|
544 | curses.KEY_UP: "up", | |
543 | curses.KEY_DOWN: "down", |
|
545 | curses.KEY_DOWN: "down", | |
544 | curses.KEY_PPAGE: "pageup", |
|
546 | curses.KEY_PPAGE: "pageup", | |
545 | curses.KEY_NPAGE: "pagedown", |
|
547 | curses.KEY_NPAGE: "pagedown", | |
546 | curses.KEY_LEFT: "left", |
|
548 | curses.KEY_LEFT: "left", | |
547 | curses.KEY_RIGHT: "right", |
|
549 | curses.KEY_RIGHT: "right", | |
548 | curses.KEY_HOME: "home", |
|
550 | curses.KEY_HOME: "home", | |
549 | curses.KEY_END: "end", |
|
551 | curses.KEY_END: "end", | |
550 | ord("<"): "prevattr", |
|
552 | ord("<"): "prevattr", | |
551 | 0x1b: "prevattr", # SHIFT-TAB |
|
553 | 0x1b: "prevattr", # SHIFT-TAB | |
552 | ord(">"): "nextattr", |
|
554 | ord(">"): "nextattr", | |
553 | ord("\t"):"nextattr", # TAB |
|
555 | ord("\t"):"nextattr", # TAB | |
554 | ord("p"): "pick", |
|
556 | ord("p"): "pick", | |
555 | ord("P"): "pickattr", |
|
557 | ord("P"): "pickattr", | |
556 | ord("C"): "pickallattrs", |
|
558 | ord("C"): "pickallattrs", | |
557 | ord("m"): "pickmarked", |
|
559 | ord("m"): "pickmarked", | |
558 | ord("M"): "pickmarkedattr", |
|
560 | ord("M"): "pickmarkedattr", | |
559 | ord("\n"): "enterdefault", |
|
561 | ord("\n"): "enterdefault", | |
560 | # FIXME: What's happening here? |
|
562 | # FIXME: What's happening here? | |
561 | 8: "leave", |
|
563 | 8: "leave", | |
562 | 127: "leave", |
|
564 | 127: "leave", | |
563 | curses.KEY_BACKSPACE: "leave", |
|
565 | curses.KEY_BACKSPACE: "leave", | |
564 | ord("x"): "leave", |
|
566 | ord("x"): "leave", | |
565 | ord("h"): "help", |
|
567 | ord("h"): "help", | |
566 | ord("e"): "enter", |
|
568 | ord("e"): "enter", | |
567 | ord("E"): "enterattr", |
|
569 | ord("E"): "enterattr", | |
568 | ord("d"): "detail", |
|
570 | ord("d"): "detail", | |
569 | ord("D"): "detailattr", |
|
571 | ord("D"): "detailattr", | |
570 | ord(" "): "tooglemark", |
|
572 | ord(" "): "tooglemark", | |
571 | ord("r"): "markrange", |
|
573 | ord("r"): "markrange", | |
572 | ord("v"): "sortattrasc", |
|
574 | ord("v"): "sortattrasc", | |
573 | ord("V"): "sortattrdesc", |
|
575 | ord("V"): "sortattrdesc", | |
574 | ord("g"): "goto", |
|
576 | ord("g"): "goto", | |
575 | ord("f"): "find", |
|
577 | ord("f"): "find", | |
576 | ord("b"): "findbackwards", |
|
578 | ord("b"): "findbackwards", | |
577 | } |
|
579 | } | |
578 |
|
580 | |||
579 | def __init__(self, *attrs): |
|
581 | def __init__(self, *attrs): | |
580 | """ |
|
582 | """ | |
581 | Create a new browser. If ``attrs`` is not empty, it is the list |
|
583 | Create a new browser. If ``attrs`` is not empty, it is the list | |
582 | of attributes that will be displayed in the browser, otherwise |
|
584 | of attributes that will be displayed in the browser, otherwise | |
583 | these will be determined by the objects on screen. |
|
585 | these will be determined by the objects on screen. | |
584 | """ |
|
586 | """ | |
585 | self.attrs = attrs |
|
587 | self.attrs = attrs | |
586 |
|
588 | |||
587 | # Stack of browser levels |
|
589 | # Stack of browser levels | |
588 | self.levels = [] |
|
590 | self.levels = [] | |
589 | # how many colums to scroll (Changes when accelerating) |
|
591 | # how many colums to scroll (Changes when accelerating) | |
590 | self.stepx = 1. |
|
592 | self.stepx = 1. | |
591 |
|
593 | |||
592 | # how many rows to scroll (Changes when accelerating) |
|
594 | # how many rows to scroll (Changes when accelerating) | |
593 | self.stepy = 1. |
|
595 | self.stepy = 1. | |
594 |
|
596 | |||
595 | # Beep on the edges of the data area? (Will be set to ``False`` |
|
597 | # Beep on the edges of the data area? (Will be set to ``False`` | |
596 | # once the cursor hits the edge of the screen, so we don't get |
|
598 | # once the cursor hits the edge of the screen, so we don't get | |
597 | # multiple beeps). |
|
599 | # multiple beeps). | |
598 | self._dobeep = True |
|
600 | self._dobeep = True | |
599 |
|
601 | |||
600 | # Cache for registered ``curses`` colors and styles. |
|
602 | # Cache for registered ``curses`` colors and styles. | |
601 | self._styles = {} |
|
603 | self._styles = {} | |
602 | self._colors = {} |
|
604 | self._colors = {} | |
603 | self._maxcolor = 1 |
|
605 | self._maxcolor = 1 | |
604 |
|
606 | |||
605 | # How many header lines do we want to paint (the numbers of levels |
|
607 | # How many header lines do we want to paint (the numbers of levels | |
606 | # we have, but with an upper bound) |
|
608 | # we have, but with an upper bound) | |
607 | self._headerlines = 1 |
|
609 | self._headerlines = 1 | |
608 |
|
610 | |||
609 | # Index of first header line |
|
611 | # Index of first header line | |
610 | self._firstheaderline = 0 |
|
612 | self._firstheaderline = 0 | |
611 |
|
613 | |||
612 | # curses window |
|
614 | # curses window | |
613 | self.scr = None |
|
615 | self.scr = None | |
614 | # report in the footer line (error, executed command etc.) |
|
616 | # report in the footer line (error, executed command etc.) | |
615 | self._report = None |
|
617 | self._report = None | |
616 |
|
618 | |||
617 | # value to be returned to the caller (set by commands) |
|
619 | # value to be returned to the caller (set by commands) | |
618 | self.returnvalue = None |
|
620 | self.returnvalue = None | |
619 |
|
621 | |||
620 | # The mode the browser is in |
|
622 | # The mode the browser is in | |
621 | # e.g. normal browsing or entering an argument for a command |
|
623 | # e.g. normal browsing or entering an argument for a command | |
622 | self.mode = "default" |
|
624 | self.mode = "default" | |
623 |
|
625 | |||
624 | # The partially entered row number for the goto command |
|
626 | # The partially entered row number for the goto command | |
625 | self.goto = "" |
|
627 | self.goto = "" | |
626 |
|
628 | |||
627 | def nextstepx(self, step): |
|
629 | def nextstepx(self, step): | |
628 | """ |
|
630 | """ | |
629 | Accelerate horizontally. |
|
631 | Accelerate horizontally. | |
630 | """ |
|
632 | """ | |
631 | return max(1., min(step*self.acceleratex, |
|
633 | return max(1., min(step*self.acceleratex, | |
632 | self.maxspeedx*self.levels[-1].mainsizex)) |
|
634 | self.maxspeedx*self.levels[-1].mainsizex)) | |
633 |
|
635 | |||
634 | def nextstepy(self, step): |
|
636 | def nextstepy(self, step): | |
635 | """ |
|
637 | """ | |
636 | Accelerate vertically. |
|
638 | Accelerate vertically. | |
637 | """ |
|
639 | """ | |
638 | return max(1., min(step*self.acceleratey, |
|
640 | return max(1., min(step*self.acceleratey, | |
639 | self.maxspeedy*self.levels[-1].mainsizey)) |
|
641 | self.maxspeedy*self.levels[-1].mainsizey)) | |
640 |
|
642 | |||
641 | def getstyle(self, style): |
|
643 | def getstyle(self, style): | |
642 | """ |
|
644 | """ | |
643 | Register the ``style`` with ``curses`` or get it from the cache, |
|
645 | Register the ``style`` with ``curses`` or get it from the cache, | |
644 | if it has been registered before. |
|
646 | if it has been registered before. | |
645 | """ |
|
647 | """ | |
646 | try: |
|
648 | try: | |
647 | return self._styles[style.fg, style.bg, style.attrs] |
|
649 | return self._styles[style.fg, style.bg, style.attrs] | |
648 | except KeyError: |
|
650 | except KeyError: | |
649 | attrs = 0 |
|
651 | attrs = 0 | |
650 | for b in astyle.A2CURSES: |
|
652 | for b in astyle.A2CURSES: | |
651 | if style.attrs & b: |
|
653 | if style.attrs & b: | |
652 | attrs |= astyle.A2CURSES[b] |
|
654 | attrs |= astyle.A2CURSES[b] | |
653 | try: |
|
655 | try: | |
654 | color = self._colors[style.fg, style.bg] |
|
656 | color = self._colors[style.fg, style.bg] | |
655 | except KeyError: |
|
657 | except KeyError: | |
656 | curses.init_pair( |
|
658 | curses.init_pair( | |
657 | self._maxcolor, |
|
659 | self._maxcolor, | |
658 | astyle.COLOR2CURSES[style.fg], |
|
660 | astyle.COLOR2CURSES[style.fg], | |
659 | astyle.COLOR2CURSES[style.bg] |
|
661 | astyle.COLOR2CURSES[style.bg] | |
660 | ) |
|
662 | ) | |
661 | color = curses.color_pair(self._maxcolor) |
|
663 | color = curses.color_pair(self._maxcolor) | |
662 | self._colors[style.fg, style.bg] = color |
|
664 | self._colors[style.fg, style.bg] = color | |
663 | self._maxcolor += 1 |
|
665 | self._maxcolor += 1 | |
664 | c = color | attrs |
|
666 | c = color | attrs | |
665 | self._styles[style.fg, style.bg, style.attrs] = c |
|
667 | self._styles[style.fg, style.bg, style.attrs] = c | |
666 | return c |
|
668 | return c | |
667 |
|
669 | |||
668 | def addstr(self, y, x, begx, endx, text, style): |
|
670 | def addstr(self, y, x, begx, endx, text, style): | |
669 | """ |
|
671 | """ | |
670 | A version of ``curses.addstr()`` that can handle ``x`` coordinates |
|
672 | A version of ``curses.addstr()`` that can handle ``x`` coordinates | |
671 | that are outside the screen. |
|
673 | that are outside the screen. | |
672 | """ |
|
674 | """ | |
673 | text2 = text[max(0, begx-x):max(0, endx-x)] |
|
675 | text2 = text[max(0, begx-x):max(0, endx-x)] | |
674 | if text2: |
|
676 | if text2: | |
675 | self.scr.addstr(y, max(x, begx), text2, self.getstyle(style)) |
|
677 | self.scr.addstr(y, max(x, begx), text2, self.getstyle(style)) | |
676 | return len(text) |
|
678 | return len(text) | |
677 |
|
679 | |||
678 | def addchr(self, y, x, begx, endx, c, l, style): |
|
680 | def addchr(self, y, x, begx, endx, c, l, style): | |
679 | x0 = max(x, begx) |
|
681 | x0 = max(x, begx) | |
680 | x1 = min(x+l, endx) |
|
682 | x1 = min(x+l, endx) | |
681 | if x1>x0: |
|
683 | if x1>x0: | |
682 | self.scr.addstr(y, x0, c*(x1-x0), self.getstyle(style)) |
|
684 | self.scr.addstr(y, x0, c*(x1-x0), self.getstyle(style)) | |
683 | return l |
|
685 | return l | |
684 |
|
686 | |||
685 | def _calcheaderlines(self, levels): |
|
687 | def _calcheaderlines(self, levels): | |
686 | # Calculate how many headerlines do we have to display, if we have |
|
688 | # Calculate how many headerlines do we have to display, if we have | |
687 | # ``levels`` browser levels |
|
689 | # ``levels`` browser levels | |
688 | if levels is None: |
|
690 | if levels is None: | |
689 | levels = len(self.levels) |
|
691 | levels = len(self.levels) | |
690 | self._headerlines = min(self.maxheaders, levels) |
|
692 | self._headerlines = min(self.maxheaders, levels) | |
691 | self._firstheaderline = levels-self._headerlines |
|
693 | self._firstheaderline = levels-self._headerlines | |
692 |
|
694 | |||
693 | def getstylehere(self, style): |
|
695 | def getstylehere(self, style): | |
694 | """ |
|
696 | """ | |
695 | Return a style for displaying the original style ``style`` |
|
697 | Return a style for displaying the original style ``style`` | |
696 | in the row the cursor is on. |
|
698 | in the row the cursor is on. | |
697 | """ |
|
699 | """ | |
698 | return astyle.Style(style.fg, style.bg, style.attrs | astyle.A_BOLD) |
|
700 | return astyle.Style(style.fg, style.bg, style.attrs | astyle.A_BOLD) | |
699 |
|
701 | |||
700 | def report(self, msg): |
|
702 | def report(self, msg): | |
701 | """ |
|
703 | """ | |
702 | Store the message ``msg`` for display below the footer line. This |
|
704 | Store the message ``msg`` for display below the footer line. This | |
703 | will be displayed as soon as the screen is redrawn. |
|
705 | will be displayed as soon as the screen is redrawn. | |
704 | """ |
|
706 | """ | |
705 | self._report = msg |
|
707 | self._report = msg | |
706 |
|
708 | |||
707 | def enter(self, item, mode, *attrs): |
|
709 | def enter(self, item, mode, *attrs): | |
708 | """ |
|
710 | """ | |
709 | Enter the object ``item`` in the mode ``mode``. If ``attrs`` is |
|
711 | Enter the object ``item`` in the mode ``mode``. If ``attrs`` is | |
710 | specified, it will be used as a fixed list of attributes to display. |
|
712 | specified, it will be used as a fixed list of attributes to display. | |
711 | """ |
|
713 | """ | |
712 | try: |
|
714 | try: | |
713 | iterator = ipipe.xiter(item, mode) |
|
715 | iterator = ipipe.xiter(item, mode) | |
714 | except (KeyboardInterrupt, SystemExit): |
|
716 | except (KeyboardInterrupt, SystemExit): | |
715 | raise |
|
717 | raise | |
716 | except Exception, exc: |
|
718 | except Exception, exc: | |
717 | curses.beep() |
|
719 | curses.beep() | |
718 | self.report(exc) |
|
720 | self.report(exc) | |
719 | else: |
|
721 | else: | |
720 | self._calcheaderlines(len(self.levels)+1) |
|
722 | self._calcheaderlines(len(self.levels)+1) | |
721 | level = _BrowserLevel( |
|
723 | level = _BrowserLevel( | |
722 | self, |
|
724 | self, | |
723 | item, |
|
725 | item, | |
724 | iterator, |
|
726 | iterator, | |
725 | self.scrsizey-1-self._headerlines-2, |
|
727 | self.scrsizey-1-self._headerlines-2, | |
726 | *attrs |
|
728 | *attrs | |
727 | ) |
|
729 | ) | |
728 | self.levels.append(level) |
|
730 | self.levels.append(level) | |
729 |
|
731 | |||
730 | def startkeyboardinput(self, mode): |
|
732 | def startkeyboardinput(self, mode): | |
731 | """ |
|
733 | """ | |
732 | Enter mode ``mode``, which requires keyboard input. |
|
734 | Enter mode ``mode``, which requires keyboard input. | |
733 | """ |
|
735 | """ | |
734 | self.mode = mode |
|
736 | self.mode = mode | |
735 | self.keyboardinput = "" |
|
737 | self.keyboardinput = "" | |
736 | self.cursorpos = 0 |
|
738 | self.cursorpos = 0 | |
737 |
|
739 | |||
738 | def executekeyboardinput(self, mode): |
|
740 | def executekeyboardinput(self, mode): | |
739 | exe = getattr(self, "exe_%s" % mode, None) |
|
741 | exe = getattr(self, "exe_%s" % mode, None) | |
740 | if exe is not None: |
|
742 | if exe is not None: | |
741 | exe() |
|
743 | exe() | |
742 | self.mode = "default" |
|
744 | self.mode = "default" | |
743 |
|
745 | |||
744 | def keylabel(self, keycode): |
|
746 | def keylabel(self, keycode): | |
745 | """ |
|
747 | """ | |
746 | Return a pretty name for the ``curses`` key ``keycode`` (used in the |
|
748 | Return a pretty name for the ``curses`` key ``keycode`` (used in the | |
747 | help screen and in reports about unassigned keys). |
|
749 | help screen and in reports about unassigned keys). | |
748 | """ |
|
750 | """ | |
749 | if keycode <= 0xff: |
|
751 | if keycode <= 0xff: | |
750 | specialsnames = { |
|
752 | specialsnames = { | |
751 | ord("\n"): "RETURN", |
|
753 | ord("\n"): "RETURN", | |
752 | ord(" "): "SPACE", |
|
754 | ord(" "): "SPACE", | |
753 | ord("\t"): "TAB", |
|
755 | ord("\t"): "TAB", | |
754 | ord("\x7f"): "DELETE", |
|
756 | ord("\x7f"): "DELETE", | |
755 | ord("\x08"): "BACKSPACE", |
|
757 | ord("\x08"): "BACKSPACE", | |
756 | } |
|
758 | } | |
757 | if keycode in specialsnames: |
|
759 | if keycode in specialsnames: | |
758 | return specialsnames[keycode] |
|
760 | return specialsnames[keycode] | |
759 | return repr(chr(keycode)) |
|
761 | return repr(chr(keycode)) | |
760 | for name in dir(curses): |
|
762 | for name in dir(curses): | |
761 | if name.startswith("KEY_") and getattr(curses, name) == keycode: |
|
763 | if name.startswith("KEY_") and getattr(curses, name) == keycode: | |
762 | return name |
|
764 | return name | |
763 | return str(keycode) |
|
765 | return str(keycode) | |
764 |
|
766 | |||
765 | def beep(self, force=False): |
|
767 | def beep(self, force=False): | |
766 | if force or self._dobeep: |
|
768 | if force or self._dobeep: | |
767 | curses.beep() |
|
769 | curses.beep() | |
768 | # don't beep again (as long as the same key is pressed) |
|
770 | # don't beep again (as long as the same key is pressed) | |
769 | self._dobeep = False |
|
771 | self._dobeep = False | |
770 |
|
772 | |||
771 | def cmd_quit(self): |
|
773 | def cmd_quit(self): | |
772 | self.returnvalue = None |
|
774 | self.returnvalue = None | |
773 | return True |
|
775 | return True | |
774 |
|
776 | |||
775 | def cmd_up(self): |
|
777 | def cmd_up(self): | |
776 | level = self.levels[-1] |
|
778 | level = self.levels[-1] | |
777 | self.report("up") |
|
779 | self.report("up") | |
778 | level.moveto(level.curx, level.cury-self.stepy) |
|
780 | level.moveto(level.curx, level.cury-self.stepy) | |
779 |
|
781 | |||
780 | def cmd_down(self): |
|
782 | def cmd_down(self): | |
781 | level = self.levels[-1] |
|
783 | level = self.levels[-1] | |
782 | self.report("down") |
|
784 | self.report("down") | |
783 | level.moveto(level.curx, level.cury+self.stepy) |
|
785 | level.moveto(level.curx, level.cury+self.stepy) | |
784 |
|
786 | |||
785 | def cmd_pageup(self): |
|
787 | def cmd_pageup(self): | |
786 | level = self.levels[-1] |
|
788 | level = self.levels[-1] | |
787 | self.report("page up") |
|
789 | self.report("page up") | |
788 | level.moveto(level.curx, level.cury-level.mainsizey+self.pageoverlapy) |
|
790 | level.moveto(level.curx, level.cury-level.mainsizey+self.pageoverlapy) | |
789 |
|
791 | |||
790 | def cmd_pagedown(self): |
|
792 | def cmd_pagedown(self): | |
791 | level = self.levels[-1] |
|
793 | level = self.levels[-1] | |
792 | self.report("page down") |
|
794 | self.report("page down") | |
793 | level.moveto(level.curx, level.cury+level.mainsizey-self.pageoverlapy) |
|
795 | level.moveto(level.curx, level.cury+level.mainsizey-self.pageoverlapy) | |
794 |
|
796 | |||
795 | def cmd_left(self): |
|
797 | def cmd_left(self): | |
796 | level = self.levels[-1] |
|
798 | level = self.levels[-1] | |
797 | self.report("left") |
|
799 | self.report("left") | |
798 | level.moveto(level.curx-self.stepx, level.cury) |
|
800 | level.moveto(level.curx-self.stepx, level.cury) | |
799 |
|
801 | |||
800 | def cmd_right(self): |
|
802 | def cmd_right(self): | |
801 | level = self.levels[-1] |
|
803 | level = self.levels[-1] | |
802 | self.report("right") |
|
804 | self.report("right") | |
803 | level.moveto(level.curx+self.stepx, level.cury) |
|
805 | level.moveto(level.curx+self.stepx, level.cury) | |
804 |
|
806 | |||
805 | def cmd_home(self): |
|
807 | def cmd_home(self): | |
806 | level = self.levels[-1] |
|
808 | level = self.levels[-1] | |
807 | self.report("home") |
|
809 | self.report("home") | |
808 | level.moveto(0, level.cury) |
|
810 | level.moveto(0, level.cury) | |
809 |
|
811 | |||
810 | def cmd_end(self): |
|
812 | def cmd_end(self): | |
811 | level = self.levels[-1] |
|
813 | level = self.levels[-1] | |
812 | self.report("end") |
|
814 | self.report("end") | |
813 | level.moveto(level.datasizex+level.mainsizey-self.pageoverlapx, level.cury) |
|
815 | level.moveto(level.datasizex+level.mainsizey-self.pageoverlapx, level.cury) | |
814 |
|
816 | |||
815 | def cmd_prevattr(self): |
|
817 | def cmd_prevattr(self): | |
816 | level = self.levels[-1] |
|
818 | level = self.levels[-1] | |
817 | if level.displayattr[0] is None or level.displayattr[0] == 0: |
|
819 | if level.displayattr[0] is None or level.displayattr[0] == 0: | |
818 | self.beep() |
|
820 | self.beep() | |
819 | else: |
|
821 | else: | |
820 | self.report("prevattr") |
|
822 | self.report("prevattr") | |
821 | pos = 0 |
|
823 | pos = 0 | |
822 | for (i, attrname) in enumerate(level.displayattrs): |
|
824 | for (i, attrname) in enumerate(level.displayattrs): | |
823 | if i == level.displayattr[0]-1: |
|
825 | if i == level.displayattr[0]-1: | |
824 | break |
|
826 | break | |
825 | pos += level.colwidths[attrname] + 1 |
|
827 | pos += level.colwidths[attrname] + 1 | |
826 | level.moveto(pos, level.cury) |
|
828 | level.moveto(pos, level.cury) | |
827 |
|
829 | |||
828 | def cmd_nextattr(self): |
|
830 | def cmd_nextattr(self): | |
829 | level = self.levels[-1] |
|
831 | level = self.levels[-1] | |
830 | if level.displayattr[0] is None or level.displayattr[0] == len(level.displayattrs)-1: |
|
832 | if level.displayattr[0] is None or level.displayattr[0] == len(level.displayattrs)-1: | |
831 | self.beep() |
|
833 | self.beep() | |
832 | else: |
|
834 | else: | |
833 | self.report("nextattr") |
|
835 | self.report("nextattr") | |
834 | pos = 0 |
|
836 | pos = 0 | |
835 | for (i, attrname) in enumerate(level.displayattrs): |
|
837 | for (i, attrname) in enumerate(level.displayattrs): | |
836 | if i == level.displayattr[0]+1: |
|
838 | if i == level.displayattr[0]+1: | |
837 | break |
|
839 | break | |
838 | pos += level.colwidths[attrname] + 1 |
|
840 | pos += level.colwidths[attrname] + 1 | |
839 | level.moveto(pos, level.cury) |
|
841 | level.moveto(pos, level.cury) | |
840 |
|
842 | |||
841 | def cmd_pick(self): |
|
843 | def cmd_pick(self): | |
842 | level = self.levels[-1] |
|
844 | level = self.levels[-1] | |
843 | self.returnvalue = level.items[level.cury].item |
|
845 | self.returnvalue = level.items[level.cury].item | |
844 | return True |
|
846 | return True | |
845 |
|
847 | |||
846 | def cmd_pickattr(self): |
|
848 | def cmd_pickattr(self): | |
847 | level = self.levels[-1] |
|
849 | level = self.levels[-1] | |
848 | attrname = level.displayattr[1] |
|
850 | attrname = level.displayattr[1] | |
849 | if attrname is ipipe.noitem: |
|
851 | if attrname is ipipe.noitem: | |
850 | curses.beep() |
|
852 | curses.beep() | |
851 | self.report(AttributeError(ipipe._attrname(attrname))) |
|
853 | self.report(AttributeError(ipipe._attrname(attrname))) | |
852 | return |
|
854 | return | |
853 | attr = ipipe._getattr(level.items[level.cury].item, attrname) |
|
855 | attr = ipipe._getattr(level.items[level.cury].item, attrname) | |
854 | if attr is ipipe.noitem: |
|
856 | if attr is ipipe.noitem: | |
855 | curses.beep() |
|
857 | curses.beep() | |
856 | self.report(AttributeError(ipipe._attrname(attrname))) |
|
858 | self.report(AttributeError(ipipe._attrname(attrname))) | |
857 | else: |
|
859 | else: | |
858 | self.returnvalue = attr |
|
860 | self.returnvalue = attr | |
859 | return True |
|
861 | return True | |
860 |
|
862 | |||
861 | def cmd_pickallattrs(self): |
|
863 | def cmd_pickallattrs(self): | |
862 | level = self.levels[-1] |
|
864 | level = self.levels[-1] | |
863 | attrname = level.displayattr[1] |
|
865 | attrname = level.displayattr[1] | |
864 | if attrname is ipipe.noitem: |
|
866 | if attrname is ipipe.noitem: | |
865 | curses.beep() |
|
867 | curses.beep() | |
866 | self.report(AttributeError(ipipe._attrname(attrname))) |
|
868 | self.report(AttributeError(ipipe._attrname(attrname))) | |
867 | return |
|
869 | return | |
868 | result = [] |
|
870 | result = [] | |
869 | for cache in level.items: |
|
871 | for cache in level.items: | |
870 | attr = ipipe._getattr(cache.item, attrname) |
|
872 | attr = ipipe._getattr(cache.item, attrname) | |
871 | if attr is not ipipe.noitem: |
|
873 | if attr is not ipipe.noitem: | |
872 | result.append(attr) |
|
874 | result.append(attr) | |
873 | self.returnvalue = result |
|
875 | self.returnvalue = result | |
874 | return True |
|
876 | return True | |
875 |
|
877 | |||
876 | def cmd_pickmarked(self): |
|
878 | def cmd_pickmarked(self): | |
877 | level = self.levels[-1] |
|
879 | level = self.levels[-1] | |
878 | self.returnvalue = [cache.item for cache in level.items if cache.marked] |
|
880 | self.returnvalue = [cache.item for cache in level.items if cache.marked] | |
879 | return True |
|
881 | return True | |
880 |
|
882 | |||
881 | def cmd_pickmarkedattr(self): |
|
883 | def cmd_pickmarkedattr(self): | |
882 | level = self.levels[-1] |
|
884 | level = self.levels[-1] | |
883 | attrname = level.displayattr[1] |
|
885 | attrname = level.displayattr[1] | |
884 | if attrname is ipipe.noitem: |
|
886 | if attrname is ipipe.noitem: | |
885 | curses.beep() |
|
887 | curses.beep() | |
886 | self.report(AttributeError(ipipe._attrname(attrname))) |
|
888 | self.report(AttributeError(ipipe._attrname(attrname))) | |
887 | return |
|
889 | return | |
888 | result = [] |
|
890 | result = [] | |
889 | for cache in level.items: |
|
891 | for cache in level.items: | |
890 | if cache.marked: |
|
892 | if cache.marked: | |
891 | attr = ipipe._getattr(cache.item, attrname) |
|
893 | attr = ipipe._getattr(cache.item, attrname) | |
892 | if attr is not ipipe.noitem: |
|
894 | if attr is not ipipe.noitem: | |
893 | result.append(attr) |
|
895 | result.append(attr) | |
894 | self.returnvalue = result |
|
896 | self.returnvalue = result | |
895 | return True |
|
897 | return True | |
896 |
|
898 | |||
897 | def cmd_markrange(self): |
|
899 | def cmd_markrange(self): | |
898 | level = self.levels[-1] |
|
900 | level = self.levels[-1] | |
899 | self.report("markrange") |
|
901 | self.report("markrange") | |
900 | start = None |
|
902 | start = None | |
901 | if level.items: |
|
903 | if level.items: | |
902 | for i in xrange(level.cury, -1, -1): |
|
904 | for i in xrange(level.cury, -1, -1): | |
903 | if level.items[i].marked: |
|
905 | if level.items[i].marked: | |
904 | start = i |
|
906 | start = i | |
905 | break |
|
907 | break | |
906 | if start is None: |
|
908 | if start is None: | |
907 | self.report(CommandError("no mark before cursor")) |
|
909 | self.report(CommandError("no mark before cursor")) | |
908 | curses.beep() |
|
910 | curses.beep() | |
909 | else: |
|
911 | else: | |
910 | for i in xrange(start, level.cury+1): |
|
912 | for i in xrange(start, level.cury+1): | |
911 | cache = level.items[i] |
|
913 | cache = level.items[i] | |
912 | if not cache.marked: |
|
914 | if not cache.marked: | |
913 | cache.marked = True |
|
915 | cache.marked = True | |
914 | level.marked += 1 |
|
916 | level.marked += 1 | |
915 |
|
917 | |||
916 | def cmd_enterdefault(self): |
|
918 | def cmd_enterdefault(self): | |
917 | level = self.levels[-1] |
|
919 | level = self.levels[-1] | |
918 | try: |
|
920 | try: | |
919 | item = level.items[level.cury].item |
|
921 | item = level.items[level.cury].item | |
920 | except IndexError: |
|
922 | except IndexError: | |
921 | self.report(CommandError("No object")) |
|
923 | self.report(CommandError("No object")) | |
922 | curses.beep() |
|
924 | curses.beep() | |
923 | else: |
|
925 | else: | |
924 | self.report("entering object (default mode)...") |
|
926 | self.report("entering object (default mode)...") | |
925 | self.enter(item, "default") |
|
927 | self.enter(item, "default") | |
926 |
|
928 | |||
927 | def cmd_leave(self): |
|
929 | def cmd_leave(self): | |
928 | self.report("leave") |
|
930 | self.report("leave") | |
929 | if len(self.levels) > 1: |
|
931 | if len(self.levels) > 1: | |
930 | self._calcheaderlines(len(self.levels)-1) |
|
932 | self._calcheaderlines(len(self.levels)-1) | |
931 | self.levels.pop(-1) |
|
933 | self.levels.pop(-1) | |
932 | else: |
|
934 | else: | |
933 | self.report(CommandError("This is the last level")) |
|
935 | self.report(CommandError("This is the last level")) | |
934 | curses.beep() |
|
936 | curses.beep() | |
935 |
|
937 | |||
936 | def cmd_enter(self): |
|
938 | def cmd_enter(self): | |
937 | level = self.levels[-1] |
|
939 | level = self.levels[-1] | |
938 | try: |
|
940 | try: | |
939 | item = level.items[level.cury].item |
|
941 | item = level.items[level.cury].item | |
940 | except IndexError: |
|
942 | except IndexError: | |
941 | self.report(CommandError("No object")) |
|
943 | self.report(CommandError("No object")) | |
942 | curses.beep() |
|
944 | curses.beep() | |
943 | else: |
|
945 | else: | |
944 | self.report("entering object...") |
|
946 | self.report("entering object...") | |
945 | self.enter(item, None) |
|
947 | self.enter(item, None) | |
946 |
|
948 | |||
947 | def cmd_enterattr(self): |
|
949 | def cmd_enterattr(self): | |
948 | level = self.levels[-1] |
|
950 | level = self.levels[-1] | |
949 | attrname = level.displayattr[1] |
|
951 | attrname = level.displayattr[1] | |
950 | if attrname is ipipe.noitem: |
|
952 | if attrname is ipipe.noitem: | |
951 | curses.beep() |
|
953 | curses.beep() | |
952 | self.report(AttributeError(ipipe._attrname(attrname))) |
|
954 | self.report(AttributeError(ipipe._attrname(attrname))) | |
953 | return |
|
955 | return | |
954 | try: |
|
956 | try: | |
955 | item = level.items[level.cury].item |
|
957 | item = level.items[level.cury].item | |
956 | except IndexError: |
|
958 | except IndexError: | |
957 | self.report(CommandError("No object")) |
|
959 | self.report(CommandError("No object")) | |
958 | curses.beep() |
|
960 | curses.beep() | |
959 | else: |
|
961 | else: | |
960 | attr = ipipe._getattr(item, attrname) |
|
962 | attr = ipipe._getattr(item, attrname) | |
961 | if attr is ipipe.noitem: |
|
963 | if attr is ipipe.noitem: | |
962 | self.report(AttributeError(ipipe._attrname(attrname))) |
|
964 | self.report(AttributeError(ipipe._attrname(attrname))) | |
963 | else: |
|
965 | else: | |
964 | self.report("entering object attribute %s..." % ipipe._attrname(attrname)) |
|
966 | self.report("entering object attribute %s..." % ipipe._attrname(attrname)) | |
965 | self.enter(attr, None) |
|
967 | self.enter(attr, None) | |
966 |
|
968 | |||
967 | def cmd_detail(self): |
|
969 | def cmd_detail(self): | |
968 | level = self.levels[-1] |
|
970 | level = self.levels[-1] | |
969 | try: |
|
971 | try: | |
970 | item = level.items[level.cury].item |
|
972 | item = level.items[level.cury].item | |
971 | except IndexError: |
|
973 | except IndexError: | |
972 | self.report(CommandError("No object")) |
|
974 | self.report(CommandError("No object")) | |
973 | curses.beep() |
|
975 | curses.beep() | |
974 | else: |
|
976 | else: | |
975 | self.report("entering detail view for object...") |
|
977 | self.report("entering detail view for object...") | |
976 | self.enter(item, "detail") |
|
978 | self.enter(item, "detail") | |
977 |
|
979 | |||
978 | def cmd_detailattr(self): |
|
980 | def cmd_detailattr(self): | |
979 | level = self.levels[-1] |
|
981 | level = self.levels[-1] | |
980 | attrname = level.displayattr[1] |
|
982 | attrname = level.displayattr[1] | |
981 | if attrname is ipipe.noitem: |
|
983 | if attrname is ipipe.noitem: | |
982 | curses.beep() |
|
984 | curses.beep() | |
983 | self.report(AttributeError(ipipe._attrname(attrname))) |
|
985 | self.report(AttributeError(ipipe._attrname(attrname))) | |
984 | return |
|
986 | return | |
985 | try: |
|
987 | try: | |
986 | item = level.items[level.cury].item |
|
988 | item = level.items[level.cury].item | |
987 | except IndexError: |
|
989 | except IndexError: | |
988 | self.report(CommandError("No object")) |
|
990 | self.report(CommandError("No object")) | |
989 | curses.beep() |
|
991 | curses.beep() | |
990 | else: |
|
992 | else: | |
991 | attr = ipipe._getattr(item, attrname) |
|
993 | attr = ipipe._getattr(item, attrname) | |
992 | if attr is ipipe.noitem: |
|
994 | if attr is ipipe.noitem: | |
993 | self.report(AttributeError(ipipe._attrname(attrname))) |
|
995 | self.report(AttributeError(ipipe._attrname(attrname))) | |
994 | else: |
|
996 | else: | |
995 | self.report("entering detail view for attribute...") |
|
997 | self.report("entering detail view for attribute...") | |
996 | self.enter(attr, "detail") |
|
998 | self.enter(attr, "detail") | |
997 |
|
999 | |||
998 | def cmd_tooglemark(self): |
|
1000 | def cmd_tooglemark(self): | |
999 | level = self.levels[-1] |
|
1001 | level = self.levels[-1] | |
1000 | self.report("toggle mark") |
|
1002 | self.report("toggle mark") | |
1001 | try: |
|
1003 | try: | |
1002 | item = level.items[level.cury] |
|
1004 | item = level.items[level.cury] | |
1003 | except IndexError: # no items? |
|
1005 | except IndexError: # no items? | |
1004 | pass |
|
1006 | pass | |
1005 | else: |
|
1007 | else: | |
1006 | if item.marked: |
|
1008 | if item.marked: | |
1007 | item.marked = False |
|
1009 | item.marked = False | |
1008 | level.marked -= 1 |
|
1010 | level.marked -= 1 | |
1009 | else: |
|
1011 | else: | |
1010 | item.marked = True |
|
1012 | item.marked = True | |
1011 | level.marked += 1 |
|
1013 | level.marked += 1 | |
1012 |
|
1014 | |||
1013 | def cmd_sortattrasc(self): |
|
1015 | def cmd_sortattrasc(self): | |
1014 | level = self.levels[-1] |
|
1016 | level = self.levels[-1] | |
1015 | attrname = level.displayattr[1] |
|
1017 | attrname = level.displayattr[1] | |
1016 | if attrname is ipipe.noitem: |
|
1018 | if attrname is ipipe.noitem: | |
1017 | curses.beep() |
|
1019 | curses.beep() | |
1018 | self.report(AttributeError(ipipe._attrname(attrname))) |
|
1020 | self.report(AttributeError(ipipe._attrname(attrname))) | |
1019 | return |
|
1021 | return | |
1020 | self.report("sort by %s (ascending)" % ipipe._attrname(attrname)) |
|
1022 | self.report("sort by %s (ascending)" % ipipe._attrname(attrname)) | |
1021 | def key(item): |
|
1023 | def key(item): | |
1022 | try: |
|
1024 | try: | |
1023 | return ipipe._getattr(item, attrname, None) |
|
1025 | return ipipe._getattr(item, attrname, None) | |
1024 | except (KeyboardInterrupt, SystemExit): |
|
1026 | except (KeyboardInterrupt, SystemExit): | |
1025 | raise |
|
1027 | raise | |
1026 | except Exception: |
|
1028 | except Exception: | |
1027 | return None |
|
1029 | return None | |
1028 | level.sort(key) |
|
1030 | level.sort(key) | |
1029 |
|
1031 | |||
1030 | def cmd_sortattrdesc(self): |
|
1032 | def cmd_sortattrdesc(self): | |
1031 | level = self.levels[-1] |
|
1033 | level = self.levels[-1] | |
1032 | attrname = level.displayattr[1] |
|
1034 | attrname = level.displayattr[1] | |
1033 | if attrname is ipipe.noitem: |
|
1035 | if attrname is ipipe.noitem: | |
1034 | curses.beep() |
|
1036 | curses.beep() | |
1035 | self.report(AttributeError(ipipe._attrname(attrname))) |
|
1037 | self.report(AttributeError(ipipe._attrname(attrname))) | |
1036 | return |
|
1038 | return | |
1037 | self.report("sort by %s (descending)" % ipipe._attrname(attrname)) |
|
1039 | self.report("sort by %s (descending)" % ipipe._attrname(attrname)) | |
1038 | def key(item): |
|
1040 | def key(item): | |
1039 | try: |
|
1041 | try: | |
1040 | return ipipe._getattr(item, attrname, None) |
|
1042 | return ipipe._getattr(item, attrname, None) | |
1041 | except (KeyboardInterrupt, SystemExit): |
|
1043 | except (KeyboardInterrupt, SystemExit): | |
1042 | raise |
|
1044 | raise | |
1043 | except Exception: |
|
1045 | except Exception: | |
1044 | return None |
|
1046 | return None | |
1045 | level.sort(key, reverse=True) |
|
1047 | level.sort(key, reverse=True) | |
1046 |
|
1048 | |||
1047 | def cmd_goto(self): |
|
1049 | def cmd_goto(self): | |
1048 | self.startkeyboardinput("goto") |
|
1050 | self.startkeyboardinput("goto") | |
1049 |
|
1051 | |||
1050 | def exe_goto(self): |
|
1052 | def exe_goto(self): | |
1051 | level = self.levels[-1] |
|
1053 | level = self.levels[-1] | |
1052 | if self.keyboardinput: |
|
1054 | if self.keyboardinput: | |
1053 | level.moveto(level.curx, int(self.keyboardinput)) |
|
1055 | level.moveto(level.curx, int(self.keyboardinput)) | |
1054 |
|
1056 | |||
1055 | def cmd_find(self): |
|
1057 | def cmd_find(self): | |
1056 | self.startkeyboardinput("find") |
|
1058 | self.startkeyboardinput("find") | |
1057 |
|
1059 | |||
1058 | def exe_find(self): |
|
1060 | def exe_find(self): | |
1059 | level = self.levels[-1] |
|
1061 | level = self.levels[-1] | |
1060 | if self.keyboardinput: |
|
1062 | if self.keyboardinput: | |
1061 | while True: |
|
1063 | while True: | |
1062 | cury = level.cury |
|
1064 | cury = level.cury | |
1063 | level.moveto(level.curx, cury+1) |
|
1065 | level.moveto(level.curx, cury+1) | |
1064 | if cury == level.cury: |
|
1066 | if cury == level.cury: | |
1065 | curses.beep() |
|
1067 | curses.beep() | |
1066 | break |
|
1068 | break | |
1067 | item = level.items[level.cury].item |
|
1069 | item = level.items[level.cury].item | |
1068 | try: |
|
1070 | try: | |
1069 | if eval(self.keyboardinput, globals(), ipipe.AttrNamespace(item)): |
|
1071 | if eval(self.keyboardinput, globals(), ipipe.AttrNamespace(item)): | |
1070 | break |
|
1072 | break | |
1071 | except (KeyboardInterrupt, SystemExit): |
|
1073 | except (KeyboardInterrupt, SystemExit): | |
1072 | raise |
|
1074 | raise | |
1073 | except Exception, exc: |
|
1075 | except Exception, exc: | |
1074 | self.report(exc) |
|
1076 | self.report(exc) | |
1075 | curses.beep() |
|
1077 | curses.beep() | |
1076 | break # break on error |
|
1078 | break # break on error | |
1077 |
|
1079 | |||
1078 | def cmd_findbackwards(self): |
|
1080 | def cmd_findbackwards(self): | |
1079 | self.startkeyboardinput("findbackwards") |
|
1081 | self.startkeyboardinput("findbackwards") | |
1080 |
|
1082 | |||
1081 | def exe_findbackwards(self): |
|
1083 | def exe_findbackwards(self): | |
1082 | level = self.levels[-1] |
|
1084 | level = self.levels[-1] | |
1083 | if self.keyboardinput: |
|
1085 | if self.keyboardinput: | |
1084 | while level.cury: |
|
1086 | while level.cury: | |
1085 | level.moveto(level.curx, level.cury-1) |
|
1087 | level.moveto(level.curx, level.cury-1) | |
1086 | item = level.items[level.cury].item |
|
1088 | item = level.items[level.cury].item | |
1087 | try: |
|
1089 | try: | |
1088 | if eval(self.keyboardinput, globals(), ipipe.AttrNamespace(item)): |
|
1090 | if eval(self.keyboardinput, globals(), ipipe.AttrNamespace(item)): | |
1089 | break |
|
1091 | break | |
1090 | except (KeyboardInterrupt, SystemExit): |
|
1092 | except (KeyboardInterrupt, SystemExit): | |
1091 | raise |
|
1093 | raise | |
1092 | except Exception, exc: |
|
1094 | except Exception, exc: | |
1093 | self.report(exc) |
|
1095 | self.report(exc) | |
1094 | curses.beep() |
|
1096 | curses.beep() | |
1095 | break # break on error |
|
1097 | break # break on error | |
1096 | else: |
|
1098 | else: | |
1097 | curses.beep() |
|
1099 | curses.beep() | |
1098 |
|
1100 | |||
1099 | def cmd_help(self): |
|
1101 | def cmd_help(self): | |
1100 | """ |
|
1102 | """ | |
1101 | The help command |
|
1103 | The help command | |
1102 | """ |
|
1104 | """ | |
1103 | for level in self.levels: |
|
1105 | for level in self.levels: | |
1104 | if isinstance(level.input, _BrowserHelp): |
|
1106 | if isinstance(level.input, _BrowserHelp): | |
1105 | curses.beep() |
|
1107 | curses.beep() | |
1106 | self.report(CommandError("help already active")) |
|
1108 | self.report(CommandError("help already active")) | |
1107 | return |
|
1109 | return | |
1108 |
|
1110 | |||
1109 | self.enter(_BrowserHelp(self), "default") |
|
1111 | self.enter(_BrowserHelp(self), "default") | |
1110 |
|
1112 | |||
1111 | def _dodisplay(self, scr): |
|
1113 | def _dodisplay(self, scr): | |
1112 | """ |
|
1114 | """ | |
1113 | This method is the workhorse of the browser. It handles screen |
|
1115 | This method is the workhorse of the browser. It handles screen | |
1114 | drawing and the keyboard. |
|
1116 | drawing and the keyboard. | |
1115 | """ |
|
1117 | """ | |
1116 | self.scr = scr |
|
1118 | self.scr = scr | |
1117 | curses.halfdelay(1) |
|
1119 | curses.halfdelay(1) | |
1118 | footery = 2 |
|
1120 | footery = 2 | |
1119 |
|
1121 | |||
1120 | keys = [] |
|
1122 | keys = [] | |
1121 | for (key, cmd) in self.keymap.iteritems(): |
|
1123 | for (key, cmd) in self.keymap.iteritems(): | |
1122 | if cmd == "quit": |
|
1124 | if cmd == "quit": | |
1123 | keys.append("%s=%s" % (self.keylabel(key), cmd)) |
|
1125 | keys.append("%s=%s" % (self.keylabel(key), cmd)) | |
1124 | for (key, cmd) in self.keymap.iteritems(): |
|
1126 | for (key, cmd) in self.keymap.iteritems(): | |
1125 | if cmd == "help": |
|
1127 | if cmd == "help": | |
1126 | keys.append("%s=%s" % (self.keylabel(key), cmd)) |
|
1128 | keys.append("%s=%s" % (self.keylabel(key), cmd)) | |
1127 | helpmsg = " | %s" % " ".join(keys) |
|
1129 | helpmsg = " | %s" % " ".join(keys) | |
1128 |
|
1130 | |||
1129 | scr.clear() |
|
1131 | scr.clear() | |
1130 | msg = "Fetching first batch of objects..." |
|
1132 | msg = "Fetching first batch of objects..." | |
1131 | (self.scrsizey, self.scrsizex) = scr.getmaxyx() |
|
1133 | (self.scrsizey, self.scrsizex) = scr.getmaxyx() | |
1132 | scr.addstr(self.scrsizey//2, (self.scrsizex-len(msg))//2, msg) |
|
1134 | scr.addstr(self.scrsizey//2, (self.scrsizex-len(msg))//2, msg) | |
1133 | scr.refresh() |
|
1135 | scr.refresh() | |
1134 |
|
1136 | |||
1135 | lastc = -1 |
|
1137 | lastc = -1 | |
1136 |
|
1138 | |||
1137 | self.levels = [] |
|
1139 | self.levels = [] | |
1138 | # enter the first level |
|
1140 | # enter the first level | |
1139 | self.enter(self.input, ipipe.xiter(self.input, "default"), *self.attrs) |
|
1141 | self.enter(self.input, ipipe.xiter(self.input, "default"), *self.attrs) | |
1140 |
|
1142 | |||
1141 | self._calcheaderlines(None) |
|
1143 | self._calcheaderlines(None) | |
1142 |
|
1144 | |||
1143 | while True: |
|
1145 | while True: | |
1144 | level = self.levels[-1] |
|
1146 | level = self.levels[-1] | |
1145 | (self.scrsizey, self.scrsizex) = scr.getmaxyx() |
|
1147 | (self.scrsizey, self.scrsizex) = scr.getmaxyx() | |
1146 | level.mainsizey = self.scrsizey-1-self._headerlines-footery |
|
1148 | level.mainsizey = self.scrsizey-1-self._headerlines-footery | |
1147 |
|
1149 | |||
1148 | # Paint object header |
|
1150 | # Paint object header | |
1149 | for i in xrange(self._firstheaderline, self._firstheaderline+self._headerlines): |
|
1151 | for i in xrange(self._firstheaderline, self._firstheaderline+self._headerlines): | |
1150 | lv = self.levels[i] |
|
1152 | lv = self.levels[i] | |
1151 | posx = 0 |
|
1153 | posx = 0 | |
1152 | posy = i-self._firstheaderline |
|
1154 | posy = i-self._firstheaderline | |
1153 | endx = self.scrsizex |
|
1155 | endx = self.scrsizex | |
1154 | if i: # not the first level |
|
1156 | if i: # not the first level | |
1155 | msg = " (%d/%d" % (self.levels[i-1].cury, len(self.levels[i-1].items)) |
|
1157 | msg = " (%d/%d" % (self.levels[i-1].cury, len(self.levels[i-1].items)) | |
1156 | if not self.levels[i-1].exhausted: |
|
1158 | if not self.levels[i-1].exhausted: | |
1157 | msg += "+" |
|
1159 | msg += "+" | |
1158 | msg += ") " |
|
1160 | msg += ") " | |
1159 | endx -= len(msg)+1 |
|
1161 | endx -= len(msg)+1 | |
1160 | posx += self.addstr(posy, posx, 0, endx, " ibrowse #%d: " % i, self.style_objheadertext) |
|
1162 | posx += self.addstr(posy, posx, 0, endx, " ibrowse #%d: " % i, self.style_objheadertext) | |
1161 | for (style, text) in lv.header: |
|
1163 | for (style, text) in lv.header: | |
1162 | posx += self.addstr(posy, posx, 0, endx, text, self.style_objheaderobject) |
|
1164 | posx += self.addstr(posy, posx, 0, endx, text, self.style_objheaderobject) | |
1163 | if posx >= endx: |
|
1165 | if posx >= endx: | |
1164 | break |
|
1166 | break | |
1165 | if i: |
|
1167 | if i: | |
1166 | posx += self.addstr(posy, posx, 0, self.scrsizex, msg, self.style_objheadernumber) |
|
1168 | posx += self.addstr(posy, posx, 0, self.scrsizex, msg, self.style_objheadernumber) | |
1167 | posx += self.addchr(posy, posx, 0, self.scrsizex, " ", self.scrsizex-posx, self.style_objheadernumber) |
|
1169 | posx += self.addchr(posy, posx, 0, self.scrsizex, " ", self.scrsizex-posx, self.style_objheadernumber) | |
1168 |
|
1170 | |||
1169 | if not level.items: |
|
1171 | if not level.items: | |
1170 | self.addchr(self._headerlines, 0, 0, self.scrsizex, " ", self.scrsizex, self.style_colheader) |
|
1172 | self.addchr(self._headerlines, 0, 0, self.scrsizex, " ", self.scrsizex, self.style_colheader) | |
1171 | self.addstr(self._headerlines+1, 0, 0, self.scrsizex, " <empty>", astyle.style_error) |
|
1173 | self.addstr(self._headerlines+1, 0, 0, self.scrsizex, " <empty>", astyle.style_error) | |
1172 | scr.clrtobot() |
|
1174 | scr.clrtobot() | |
1173 | else: |
|
1175 | else: | |
1174 | # Paint column headers |
|
1176 | # Paint column headers | |
1175 | scr.move(self._headerlines, 0) |
|
1177 | scr.move(self._headerlines, 0) | |
1176 | scr.addstr(" %*s " % (level.numbersizex, "#"), self.getstyle(self.style_colheader)) |
|
1178 | scr.addstr(" %*s " % (level.numbersizex, "#"), self.getstyle(self.style_colheader)) | |
1177 | scr.addstr(self.headersepchar, self.getstyle(self.style_colheadersep)) |
|
1179 | scr.addstr(self.headersepchar, self.getstyle(self.style_colheadersep)) | |
1178 | begx = level.numbersizex+3 |
|
1180 | begx = level.numbersizex+3 | |
1179 | posx = begx-level.datastartx |
|
1181 | posx = begx-level.datastartx | |
1180 | for attrname in level.displayattrs: |
|
1182 | for attrname in level.displayattrs: | |
1181 | strattrname = ipipe._attrname(attrname) |
|
1183 | strattrname = ipipe._attrname(attrname) | |
1182 | cwidth = level.colwidths[attrname] |
|
1184 | cwidth = level.colwidths[attrname] | |
1183 | header = strattrname.ljust(cwidth) |
|
1185 | header = strattrname.ljust(cwidth) | |
1184 | if attrname == level.displayattr[1]: |
|
1186 | if attrname == level.displayattr[1]: | |
1185 | style = self.style_colheaderhere |
|
1187 | style = self.style_colheaderhere | |
1186 | else: |
|
1188 | else: | |
1187 | style = self.style_colheader |
|
1189 | style = self.style_colheader | |
1188 | posx += self.addstr(self._headerlines, posx, begx, self.scrsizex, header, style) |
|
1190 | posx += self.addstr(self._headerlines, posx, begx, self.scrsizex, header, style) | |
1189 | posx += self.addstr(self._headerlines, posx, begx, self.scrsizex, self.headersepchar, self.style_colheadersep) |
|
1191 | posx += self.addstr(self._headerlines, posx, begx, self.scrsizex, self.headersepchar, self.style_colheadersep) | |
1190 | if posx >= self.scrsizex: |
|
1192 | if posx >= self.scrsizex: | |
1191 | break |
|
1193 | break | |
1192 | else: |
|
1194 | else: | |
1193 | scr.addstr(" "*(self.scrsizex-posx), self.getstyle(self.style_colheader)) |
|
1195 | scr.addstr(" "*(self.scrsizex-posx), self.getstyle(self.style_colheader)) | |
1194 |
|
1196 | |||
1195 | # Paint rows |
|
1197 | # Paint rows | |
1196 | posy = self._headerlines+1+level.datastarty |
|
1198 | posy = self._headerlines+1+level.datastarty | |
1197 | for i in xrange(level.datastarty, min(level.datastarty+level.mainsizey, len(level.items))): |
|
1199 | for i in xrange(level.datastarty, min(level.datastarty+level.mainsizey, len(level.items))): | |
1198 | cache = level.items[i] |
|
1200 | cache = level.items[i] | |
1199 | if i == level.cury: |
|
1201 | if i == level.cury: | |
1200 | style = self.style_numberhere |
|
1202 | style = self.style_numberhere | |
1201 | else: |
|
1203 | else: | |
1202 | style = self.style_number |
|
1204 | style = self.style_number | |
1203 |
|
1205 | |||
1204 | posy = self._headerlines+1+i-level.datastarty |
|
1206 | posy = self._headerlines+1+i-level.datastarty | |
1205 | posx = begx-level.datastartx |
|
1207 | posx = begx-level.datastartx | |
1206 |
|
1208 | |||
1207 | scr.move(posy, 0) |
|
1209 | scr.move(posy, 0) | |
1208 | scr.addstr(" %*d%s" % (level.numbersizex, i, " !"[cache.marked]), self.getstyle(style)) |
|
1210 | scr.addstr(" %*d%s" % (level.numbersizex, i, " !"[cache.marked]), self.getstyle(style)) | |
1209 | scr.addstr(self.headersepchar, self.getstyle(self.style_sep)) |
|
1211 | scr.addstr(self.headersepchar, self.getstyle(self.style_sep)) | |
1210 |
|
1212 | |||
1211 | for attrname in level.displayattrs: |
|
1213 | for attrname in level.displayattrs: | |
1212 | cwidth = level.colwidths[attrname] |
|
1214 | cwidth = level.colwidths[attrname] | |
1213 | try: |
|
1215 | try: | |
1214 | (align, length, parts) = level.displayrows[i-level.datastarty][attrname] |
|
1216 | (align, length, parts) = level.displayrows[i-level.datastarty][attrname] | |
1215 | except KeyError: |
|
1217 | except KeyError: | |
1216 | align = 2 |
|
1218 | align = 2 | |
1217 | style = astyle.style_nodata |
|
1219 | style = astyle.style_nodata | |
1218 | padstyle = self.style_datapad |
|
1220 | padstyle = self.style_datapad | |
1219 | sepstyle = self.style_sep |
|
1221 | sepstyle = self.style_sep | |
1220 | if i == level.cury: |
|
1222 | if i == level.cury: | |
1221 | padstyle = self.getstylehere(padstyle) |
|
1223 | padstyle = self.getstylehere(padstyle) | |
1222 | sepstyle = self.getstylehere(sepstyle) |
|
1224 | sepstyle = self.getstylehere(sepstyle) | |
1223 | if align == 2: |
|
1225 | if align == 2: | |
1224 | posx += self.addchr(posy, posx, begx, self.scrsizex, self.nodatachar, cwidth, style) |
|
1226 | posx += self.addchr(posy, posx, begx, self.scrsizex, self.nodatachar, cwidth, style) | |
1225 | else: |
|
1227 | else: | |
1226 | if align == 1: |
|
1228 | if align == 1: | |
1227 | posx += self.addchr(posy, posx, begx, self.scrsizex, self.datapadchar, cwidth-length, padstyle) |
|
1229 | posx += self.addchr(posy, posx, begx, self.scrsizex, self.datapadchar, cwidth-length, padstyle) | |
1228 | elif align == 0: |
|
1230 | elif align == 0: | |
1229 | pad1 = (cwidth-length)//2 |
|
1231 | pad1 = (cwidth-length)//2 | |
1230 | pad2 = cwidth-length-len(pad1) |
|
1232 | pad2 = cwidth-length-len(pad1) | |
1231 | posx += self.addchr(posy, posx, begx, self.scrsizex, self.datapadchar, pad1, padstyle) |
|
1233 | posx += self.addchr(posy, posx, begx, self.scrsizex, self.datapadchar, pad1, padstyle) | |
1232 | for (style, text) in parts: |
|
1234 | for (style, text) in parts: | |
1233 | if i == level.cury: |
|
1235 | if i == level.cury: | |
1234 | style = self.getstylehere(style) |
|
1236 | style = self.getstylehere(style) | |
1235 | posx += self.addstr(posy, posx, begx, self.scrsizex, text, style) |
|
1237 | posx += self.addstr(posy, posx, begx, self.scrsizex, text, style) | |
1236 | if posx >= self.scrsizex: |
|
1238 | if posx >= self.scrsizex: | |
1237 | break |
|
1239 | break | |
1238 | if align == -1: |
|
1240 | if align == -1: | |
1239 | posx += self.addchr(posy, posx, begx, self.scrsizex, self.datapadchar, cwidth-length, padstyle) |
|
1241 | posx += self.addchr(posy, posx, begx, self.scrsizex, self.datapadchar, cwidth-length, padstyle) | |
1240 | elif align == 0: |
|
1242 | elif align == 0: | |
1241 | posx += self.addchr(posy, posx, begx, self.scrsizex, self.datapadchar, pad2, padstyle) |
|
1243 | posx += self.addchr(posy, posx, begx, self.scrsizex, self.datapadchar, pad2, padstyle) | |
1242 | posx += self.addstr(posy, posx, begx, self.scrsizex, self.datasepchar, sepstyle) |
|
1244 | posx += self.addstr(posy, posx, begx, self.scrsizex, self.datasepchar, sepstyle) | |
1243 | else: |
|
1245 | else: | |
1244 | scr.clrtoeol() |
|
1246 | scr.clrtoeol() | |
1245 |
|
1247 | |||
1246 | # Add blank row headers for the rest of the screen |
|
1248 | # Add blank row headers for the rest of the screen | |
1247 | for posy in xrange(posy+1, self.scrsizey-2): |
|
1249 | for posy in xrange(posy+1, self.scrsizey-2): | |
1248 | scr.addstr(posy, 0, " " * (level.numbersizex+2), self.getstyle(self.style_colheader)) |
|
1250 | scr.addstr(posy, 0, " " * (level.numbersizex+2), self.getstyle(self.style_colheader)) | |
1249 | scr.clrtoeol() |
|
1251 | scr.clrtoeol() | |
1250 |
|
1252 | |||
1251 | posy = self.scrsizey-footery |
|
1253 | posy = self.scrsizey-footery | |
1252 | # Display footer |
|
1254 | # Display footer | |
1253 | scr.addstr(posy, 0, " "*self.scrsizex, self.getstyle(self.style_footer)) |
|
1255 | scr.addstr(posy, 0, " "*self.scrsizex, self.getstyle(self.style_footer)) | |
1254 |
|
1256 | |||
1255 | if level.exhausted: |
|
1257 | if level.exhausted: | |
1256 | flag = "" |
|
1258 | flag = "" | |
1257 | else: |
|
1259 | else: | |
1258 | flag = "+" |
|
1260 | flag = "+" | |
1259 |
|
1261 | |||
1260 | endx = self.scrsizex-len(helpmsg)-1 |
|
1262 | endx = self.scrsizex-len(helpmsg)-1 | |
1261 | scr.addstr(posy, endx, helpmsg, self.getstyle(self.style_footer)) |
|
1263 | scr.addstr(posy, endx, helpmsg, self.getstyle(self.style_footer)) | |
1262 |
|
1264 | |||
1263 | posx = 0 |
|
1265 | posx = 0 | |
1264 | msg = " %d%s objects (%d marked): " % (len(level.items), flag, level.marked) |
|
1266 | msg = " %d%s objects (%d marked): " % (len(level.items), flag, level.marked) | |
1265 | posx += self.addstr(posy, posx, 0, endx, msg, self.style_footer) |
|
1267 | posx += self.addstr(posy, posx, 0, endx, msg, self.style_footer) | |
1266 | try: |
|
1268 | try: | |
1267 | item = level.items[level.cury].item |
|
1269 | item = level.items[level.cury].item | |
1268 | except IndexError: # empty |
|
1270 | except IndexError: # empty | |
1269 | pass |
|
1271 | pass | |
1270 | else: |
|
1272 | else: | |
1271 | for (nostyle, text) in ipipe.xrepr(item, "footer"): |
|
1273 | for (nostyle, text) in ipipe.xrepr(item, "footer"): | |
1272 | if not isinstance(nostyle, int): |
|
1274 | if not isinstance(nostyle, int): | |
1273 | posx += self.addstr(posy, posx, 0, endx, text, self.style_footer) |
|
1275 | posx += self.addstr(posy, posx, 0, endx, text, self.style_footer) | |
1274 | if posx >= endx: |
|
1276 | if posx >= endx: | |
1275 | break |
|
1277 | break | |
1276 |
|
1278 | |||
1277 | attrstyle = [(astyle.style_default, "no attribute")] |
|
1279 | attrstyle = [(astyle.style_default, "no attribute")] | |
1278 | attrname = level.displayattr[1] |
|
1280 | attrname = level.displayattr[1] | |
1279 | if attrname is not ipipe.noitem and attrname is not None: |
|
1281 | if attrname is not ipipe.noitem and attrname is not None: | |
1280 | posx += self.addstr(posy, posx, 0, endx, " | ", self.style_footer) |
|
1282 | posx += self.addstr(posy, posx, 0, endx, " | ", self.style_footer) | |
1281 | posx += self.addstr(posy, posx, 0, endx, ipipe._attrname(attrname), self.style_footer) |
|
1283 | posx += self.addstr(posy, posx, 0, endx, ipipe._attrname(attrname), self.style_footer) | |
1282 | posx += self.addstr(posy, posx, 0, endx, ": ", self.style_footer) |
|
1284 | posx += self.addstr(posy, posx, 0, endx, ": ", self.style_footer) | |
1283 | try: |
|
1285 | try: | |
1284 | attr = ipipe._getattr(item, attrname) |
|
1286 | attr = ipipe._getattr(item, attrname) | |
1285 | except (SystemExit, KeyboardInterrupt): |
|
1287 | except (SystemExit, KeyboardInterrupt): | |
1286 | raise |
|
1288 | raise | |
1287 | except Exception, exc: |
|
1289 | except Exception, exc: | |
1288 | attr = exc |
|
1290 | attr = exc | |
1289 | if attr is not ipipe.noitem: |
|
1291 | if attr is not ipipe.noitem: | |
1290 | attrstyle = ipipe.xrepr(attr, "footer") |
|
1292 | attrstyle = ipipe.xrepr(attr, "footer") | |
1291 | for (nostyle, text) in attrstyle: |
|
1293 | for (nostyle, text) in attrstyle: | |
1292 | if not isinstance(nostyle, int): |
|
1294 | if not isinstance(nostyle, int): | |
1293 | posx += self.addstr(posy, posx, 0, endx, text, self.style_footer) |
|
1295 | posx += self.addstr(posy, posx, 0, endx, text, self.style_footer) | |
1294 | if posx >= endx: |
|
1296 | if posx >= endx: | |
1295 | break |
|
1297 | break | |
1296 |
|
1298 | |||
1297 | try: |
|
1299 | try: | |
1298 | # Display input prompt |
|
1300 | # Display input prompt | |
1299 | if self.mode in self.prompts: |
|
1301 | if self.mode in self.prompts: | |
1300 | scr.addstr(self.scrsizey-1, 0, |
|
1302 | scr.addstr(self.scrsizey-1, 0, | |
1301 | self.prompts[self.mode] + self.keyboardinput, |
|
1303 | self.prompts[self.mode] + self.keyboardinput, | |
1302 | self.getstyle(astyle.style_default)) |
|
1304 | self.getstyle(astyle.style_default)) | |
1303 | # Display report |
|
1305 | # Display report | |
1304 | else: |
|
1306 | else: | |
1305 | if self._report is not None: |
|
1307 | if self._report is not None: | |
1306 | if isinstance(self._report, Exception): |
|
1308 | if isinstance(self._report, Exception): | |
1307 | style = self.getstyle(astyle.style_error) |
|
1309 | style = self.getstyle(astyle.style_error) | |
1308 | if self._report.__class__.__module__ == "exceptions": |
|
1310 | if self._report.__class__.__module__ == "exceptions": | |
1309 | msg = "%s: %s" % \ |
|
1311 | msg = "%s: %s" % \ | |
1310 | (self._report.__class__.__name__, self._report) |
|
1312 | (self._report.__class__.__name__, self._report) | |
1311 | else: |
|
1313 | else: | |
1312 | msg = "%s.%s: %s" % \ |
|
1314 | msg = "%s.%s: %s" % \ | |
1313 | (self._report.__class__.__module__, |
|
1315 | (self._report.__class__.__module__, | |
1314 | self._report.__class__.__name__, self._report) |
|
1316 | self._report.__class__.__name__, self._report) | |
1315 | else: |
|
1317 | else: | |
1316 | style = self.getstyle(self.style_report) |
|
1318 | style = self.getstyle(self.style_report) | |
1317 | msg = self._report |
|
1319 | msg = self._report | |
1318 | scr.addstr(self.scrsizey-1, 0, msg[:self.scrsizex], style) |
|
1320 | scr.addstr(self.scrsizey-1, 0, msg[:self.scrsizex], style) | |
1319 | self._report = None |
|
1321 | self._report = None | |
1320 | else: |
|
1322 | else: | |
1321 | scr.move(self.scrsizey-1, 0) |
|
1323 | scr.move(self.scrsizey-1, 0) | |
1322 | except curses.error: |
|
1324 | except curses.error: | |
1323 | # Protect against error from writing to the last line |
|
1325 | # Protect against error from writing to the last line | |
1324 | pass |
|
1326 | pass | |
1325 | scr.clrtoeol() |
|
1327 | scr.clrtoeol() | |
1326 |
|
1328 | |||
1327 | # Position cursor |
|
1329 | # Position cursor | |
1328 | if self.mode in self.prompts: |
|
1330 | if self.mode in self.prompts: | |
1329 | scr.move(self.scrsizey-1, len(self.prompts[self.mode])+self.cursorpos) |
|
1331 | scr.move(self.scrsizey-1, len(self.prompts[self.mode])+self.cursorpos) | |
1330 | else: |
|
1332 | else: | |
1331 | scr.move( |
|
1333 | scr.move( | |
1332 | 1+self._headerlines+level.cury-level.datastarty, |
|
1334 | 1+self._headerlines+level.cury-level.datastarty, | |
1333 | level.numbersizex+3+level.curx-level.datastartx |
|
1335 | level.numbersizex+3+level.curx-level.datastartx | |
1334 | ) |
|
1336 | ) | |
1335 | scr.refresh() |
|
1337 | scr.refresh() | |
1336 |
|
1338 | |||
1337 | # Check keyboard |
|
1339 | # Check keyboard | |
1338 | while True: |
|
1340 | while True: | |
1339 | c = scr.getch() |
|
1341 | c = scr.getch() | |
1340 | if self.mode in self.prompts: |
|
1342 | if self.mode in self.prompts: | |
1341 | if c in (8, 127, curses.KEY_BACKSPACE): |
|
1343 | if c in (8, 127, curses.KEY_BACKSPACE): | |
1342 | if self.cursorpos: |
|
1344 | if self.cursorpos: | |
1343 | self.keyboardinput = self.keyboardinput[:self.cursorpos-1] + self.keyboardinput[self.cursorpos:] |
|
1345 | self.keyboardinput = self.keyboardinput[:self.cursorpos-1] + self.keyboardinput[self.cursorpos:] | |
1344 | self.cursorpos -= 1 |
|
1346 | self.cursorpos -= 1 | |
1345 | break |
|
1347 | break | |
1346 | else: |
|
1348 | else: | |
1347 | curses.beep() |
|
1349 | curses.beep() | |
1348 | elif c == curses.KEY_LEFT: |
|
1350 | elif c == curses.KEY_LEFT: | |
1349 | if self.cursorpos: |
|
1351 | if self.cursorpos: | |
1350 | self.cursorpos -= 1 |
|
1352 | self.cursorpos -= 1 | |
1351 | break |
|
1353 | break | |
1352 | else: |
|
1354 | else: | |
1353 | curses.beep() |
|
1355 | curses.beep() | |
1354 | elif c == curses.KEY_RIGHT: |
|
1356 | elif c == curses.KEY_RIGHT: | |
1355 | if self.cursorpos < len(self.keyboardinput): |
|
1357 | if self.cursorpos < len(self.keyboardinput): | |
1356 | self.cursorpos += 1 |
|
1358 | self.cursorpos += 1 | |
1357 | break |
|
1359 | break | |
1358 | else: |
|
1360 | else: | |
1359 | curses.beep() |
|
1361 | curses.beep() | |
1360 | elif c in (curses.KEY_UP, curses.KEY_DOWN): # cancel |
|
1362 | elif c in (curses.KEY_UP, curses.KEY_DOWN): # cancel | |
1361 | self.mode = "default" |
|
1363 | self.mode = "default" | |
1362 | break |
|
1364 | break | |
1363 | elif c == ord("\n"): |
|
1365 | elif c == ord("\n"): | |
1364 | self.executekeyboardinput(self.mode) |
|
1366 | self.executekeyboardinput(self.mode) | |
1365 | break |
|
1367 | break | |
1366 | elif c != -1: |
|
1368 | elif c != -1: | |
1367 | try: |
|
1369 | try: | |
1368 | c = chr(c) |
|
1370 | c = chr(c) | |
1369 | except ValueError: |
|
1371 | except ValueError: | |
1370 | curses.beep() |
|
1372 | curses.beep() | |
1371 | else: |
|
1373 | else: | |
1372 | if (self.mode == "goto" and not "0" <= c <= "9"): |
|
1374 | if (self.mode == "goto" and not "0" <= c <= "9"): | |
1373 | curses.beep() |
|
1375 | curses.beep() | |
1374 | else: |
|
1376 | else: | |
1375 | self.keyboardinput = self.keyboardinput[:self.cursorpos] + c + self.keyboardinput[self.cursorpos:] |
|
1377 | self.keyboardinput = self.keyboardinput[:self.cursorpos] + c + self.keyboardinput[self.cursorpos:] | |
1376 | self.cursorpos += 1 |
|
1378 | self.cursorpos += 1 | |
1377 | break # Redisplay |
|
1379 | break # Redisplay | |
1378 | else: |
|
1380 | else: | |
1379 | # if no key is pressed slow down and beep again |
|
1381 | # if no key is pressed slow down and beep again | |
1380 | if c == -1: |
|
1382 | if c == -1: | |
1381 | self.stepx = 1. |
|
1383 | self.stepx = 1. | |
1382 | self.stepy = 1. |
|
1384 | self.stepy = 1. | |
1383 | self._dobeep = True |
|
1385 | self._dobeep = True | |
1384 | else: |
|
1386 | else: | |
1385 | # if a different key was pressed slow down and beep too |
|
1387 | # if a different key was pressed slow down and beep too | |
1386 | if c != lastc: |
|
1388 | if c != lastc: | |
1387 | lastc = c |
|
1389 | lastc = c | |
1388 | self.stepx = 1. |
|
1390 | self.stepx = 1. | |
1389 | self.stepy = 1. |
|
1391 | self.stepy = 1. | |
1390 | self._dobeep = True |
|
1392 | self._dobeep = True | |
1391 | cmdname = self.keymap.get(c, None) |
|
1393 | cmdname = self.keymap.get(c, None) | |
1392 | if cmdname is None: |
|
1394 | if cmdname is None: | |
1393 | self.report( |
|
1395 | self.report( | |
1394 | UnassignedKeyError("Unassigned key %s" % |
|
1396 | UnassignedKeyError("Unassigned key %s" % | |
1395 | self.keylabel(c))) |
|
1397 | self.keylabel(c))) | |
1396 | else: |
|
1398 | else: | |
1397 | cmdfunc = getattr(self, "cmd_%s" % cmdname, None) |
|
1399 | cmdfunc = getattr(self, "cmd_%s" % cmdname, None) | |
1398 | if cmdfunc is None: |
|
1400 | if cmdfunc is None: | |
1399 | self.report( |
|
1401 | self.report( | |
1400 | UnknownCommandError("Unknown command %r" % |
|
1402 | UnknownCommandError("Unknown command %r" % | |
1401 | (cmdname,))) |
|
1403 | (cmdname,))) | |
1402 | elif cmdfunc(): |
|
1404 | elif cmdfunc(): | |
1403 | returnvalue = self.returnvalue |
|
1405 | returnvalue = self.returnvalue | |
1404 | self.returnvalue = None |
|
1406 | self.returnvalue = None | |
1405 | return returnvalue |
|
1407 | return returnvalue | |
1406 | self.stepx = self.nextstepx(self.stepx) |
|
1408 | self.stepx = self.nextstepx(self.stepx) | |
1407 | self.stepy = self.nextstepy(self.stepy) |
|
1409 | self.stepy = self.nextstepy(self.stepy) | |
1408 | curses.flushinp() # get rid of type ahead |
|
1410 | curses.flushinp() # get rid of type ahead | |
1409 | break # Redisplay |
|
1411 | break # Redisplay | |
1410 | self.scr = None |
|
1412 | self.scr = None | |
1411 |
|
1413 | |||
1412 | def display(self): |
|
1414 | def display(self): | |
1413 | return curses.wrapper(self._dodisplay) |
|
1415 | return curses.wrapper(self._dodisplay) |
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