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# -*- coding: iso-8859-1 -*-
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import ipipe, os, webbrowser, urllib
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from IPython import ipapi
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import wx
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import wx.grid, wx.html
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try:
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sorted
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except NameError:
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from ipipe import sorted
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try:
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set
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except:
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from sets import Set as set
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__all__ = ["igrid"]
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help = """
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<?xml version='1.0' encoding='iso-8859-1'?>
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1" />
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<link rel="stylesheet" href="igrid_help.css" type="text/css" />
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<title>igrid help</title>
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</head>
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<body>
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<h1>igrid help</h1>
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<h2>Commands</h2>
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<h3>pick (P)</h3>
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<p>Pick the whole row (object is available as "_")</p>
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<h3>pickattr (Shift-P)</h3>
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<p>Pick the attribute under the cursor</p>
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<h3>pickallattrs (Shift-C)</h3>
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<p>Pick the complete column under the cursor (i.e. the attribute under the
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cursor) from all currently fetched objects. These attributes will be returned
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as a list.</p>
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<h3>pickinput (I)</h3>
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<p>Pick the current row as next input line in IPython. Additionally the row is stored as "_"</p>
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<h3>pickinputattr (Shift-I)</h3>
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<p>Pick the attribute under the cursor as next input line in IPython. Additionally the row is stored as "_"</p>
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<h3>enter (E)</h3>
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<p>Enter the object under the cursor. (what this mean depends on the object
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itself, i.e. how it implements iteration). This opens a new browser 'level'.</p>
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<h3>enterattr (Shift-E)</h3>
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<p>Enter the attribute under the cursor.</p>
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<h3>detail (D)</h3>
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<p>Show a detail view of the object under the cursor. This shows the name,
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type, doc string and value of the object attributes (and it might show more
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attributes than in the list view, depending on the object).</p>
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<h3>detailattr (Shift-D)</h3>
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<p>Show a detail view of the attribute under the cursor.</p>
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<h3>pickrows (M)</h3>
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<p>Pick multiple selected rows (M)</p>
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<h3>pickrowsattr (CTRL-M)</h3>
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<p>From multiple selected rows pick the cells matching the attribute the cursor is in (CTRL-M)</p>
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<h3>find (CTRL-F)</h3>
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<p>Find text</p>
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<h3>find_expression (CTRL-Shift-F)</h3>
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<p>Find entries matching an expression</p>
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<h3>find_next (F3)</h3>
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<p>Find next occurrence</p>
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<h3>find_previous (Shift-F3)</h3>
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<p>Find previous occurrence</p>
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<h3>sortattrasc (V)</h3>
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<p>Sort the objects (in ascending order) using the attribute under the cursor as the sort key.</p>
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<h3>sortattrdesc (Shift-V)</h3>
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<p>Sort the objects (in descending order) using the attribute under the cursor as the sort key.</p>
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<h3>refresh_once (R, F5)</h3>
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<p>Refreshes the display by restarting the iterator</p>
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<h3>refresh_every_second</h3>
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<p>Refreshes the display by restarting the iterator every second until stopped by stop_refresh.</p>
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<h3>refresh_interval</h3>
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<p>Refreshes the display by restarting the iterator every X ms (X is a custom interval set by the user) until stopped by stop_refresh.</p>
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<h3>stop_refresh</h3>
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<p>Stops all refresh timers.</p>
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<h3>leave (Backspace, DEL, X)</h3>
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<p>Close current tab (and all the tabs to the right of the current one).</h3>
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<h3>quit (ESC,Q)</h3>
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<p>Quit igrid and return to the IPython prompt.</p>
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<h2>Navigation</h2>
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<h3>Jump to the last column of the current row (END, CTRL-E, CTRL-Right)</h3>
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<h3>Jump to the first column of the current row (HOME, CTRL-A, CTRL-Left)</h3>
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<h3>Move the cursor one column to the left (<)</h3>
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<h3>Move the cursor one column to the right (>)</h3>
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<h3>Jump to the first row in the current column (CTRL-Up)</h3>
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<h3>Jump to the last row in the current column (CTRL-Down)</h3>
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</body>
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</html>
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"""
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class IGridRenderer(wx.grid.PyGridCellRenderer):
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"""
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This is a custom renderer for our IGridGrid
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"""
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def __init__(self, table):
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self.maxchars = 200
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self.table = table
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self.colormap = (
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( 0, 0, 0),
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(174, 0, 0),
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( 0, 174, 0),
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(174, 174, 0),
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( 0, 0, 174),
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(174, 0, 174),
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( 0, 174, 174),
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( 64, 64, 64)
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)
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wx.grid.PyGridCellRenderer.__init__(self)
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def _getvalue(self, row, col):
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try:
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value = self.table._displayattrs[col].value(self.table.items[row])
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(align, width, text) = ipipe.xformat(value, "cell", self.maxchars)
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except Exception, exc:
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(align, width, text) = ipipe.xformat(exc, "cell", self.maxchars)
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return (align, text)
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def GetBestSize(self, grid, attr, dc, row, col):
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text = grid.GetCellValue(row, col)
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(align, text) = self._getvalue(row, col)
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dc.SetFont(attr.GetFont())
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(w, h) = dc.GetTextExtent(str(text))
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return wx.Size(min(w+2, 600), h+2) # add border
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def Draw(self, grid, attr, dc, rect, row, col, isSelected):
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"""
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Takes care of drawing everything in the cell; aligns the text
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"""
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text = grid.GetCellValue(row, col)
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(align, text) = self._getvalue(row, col)
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if isSelected:
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bg = grid.GetSelectionBackground()
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else:
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bg = ["white", (240, 240, 240)][row%2]
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dc.SetTextBackground(bg)
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dc.SetBrush(wx.Brush(bg, wx.SOLID))
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dc.SetPen(wx.TRANSPARENT_PEN)
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dc.SetFont(attr.GetFont())
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dc.DrawRectangleRect(rect)
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dc.SetClippingRect(rect)
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# Format the text
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if align == -1: # left alignment
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(width, height) = dc.GetTextExtent(str(text))
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x = rect[0]+1
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y = rect[1]+0.5*(rect[3]-height)
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for (style, part) in text:
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if isSelected:
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fg = grid.GetSelectionForeground()
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else:
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fg = self.colormap[style.fg]
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dc.SetTextForeground(fg)
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(w, h) = dc.GetTextExtent(part)
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dc.DrawText(part, x, y)
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x += w
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elif align == 0: # center alignment
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(width, height) = dc.GetTextExtent(str(text))
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x = rect[0]+0.5*(rect[2]-width)
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y = rect[1]+0.5*(rect[3]-height)
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for (style, part) in text:
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if isSelected:
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fg = grid.GetSelectionForeground()
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else:
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fg = self.colormap[style.fg]
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dc.SetTextForeground(fg)
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(w, h) = dc.GetTextExtent(part)
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dc.DrawText(part, x, y)
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x += w
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else: # right alignment
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(width, height) = dc.GetTextExtent(str(text))
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x = rect[0]+rect[2]-1
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y = rect[1]+0.5*(rect[3]-height)
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for (style, part) in reversed(text):
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(w, h) = dc.GetTextExtent(part)
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x -= w
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if isSelected:
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fg = grid.GetSelectionForeground()
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else:
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fg = self.colormap[style.fg]
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dc.SetTextForeground(fg)
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dc.DrawText(part, x, y)
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dc.DestroyClippingRegion()
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def Clone(self):
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return IGridRenderer(self.table)
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class IGridTable(wx.grid.PyGridTableBase):
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# The data table for the ``IGridGrid``. Some dirty tricks were used here:
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# ``GetValue()`` does not get any values (or at least it does not return
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# anything, accessing the values is done by the renderer)
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# but rather tries to fetch the objects which were requested into the table.
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# General behaviour is: Fetch the first X objects. If the user scrolls down
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# to the last object another bunch of X objects is fetched (if possible)
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def __init__(self, input, fontsize, *attrs):
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wx.grid.PyGridTableBase.__init__(self)
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self.input = input
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self.iterator = ipipe.xiter(input)
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self.items = []
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self.attrs = [ipipe.upgradexattr(attr) for attr in attrs]
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self._displayattrs = self.attrs[:]
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self._displayattrset = set(self.attrs)
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self.fontsize = fontsize
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self._fetch(1)
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self.timer = wx.Timer()
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self.timer.Bind(wx.EVT_TIMER, self.refresh_content)
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def GetAttr(self, *args):
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attr = wx.grid.GridCellAttr()
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attr.SetFont(wx.Font(self.fontsize, wx.TELETYPE, wx.NORMAL, wx.NORMAL))
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return attr
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def GetNumberRows(self):
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return len(self.items)
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def GetNumberCols(self):
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return len(self._displayattrs)
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def GetColLabelValue(self, col):
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if col < len(self._displayattrs):
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return self._displayattrs[col].name()
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else:
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return ""
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def GetRowLabelValue(self, row):
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return str(row)
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def IsEmptyCell(self, row, col):
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return False
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def _append(self, item):
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self.items.append(item)
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# Nothing to do if the set of attributes has been fixed by the user
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if not self.attrs:
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for attr in ipipe.xattrs(item):
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attr = ipipe.upgradexattr(attr)
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if attr not in self._displayattrset:
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self._displayattrs.append(attr)
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self._displayattrset.add(attr)
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def _fetch(self, count):
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# Try to fill ``self.items`` with at least ``count`` objects.
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have = len(self.items)
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while self.iterator is not None and have < count:
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try:
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item = self.iterator.next()
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except StopIteration:
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self.iterator = None
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break
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except (KeyboardInterrupt, SystemExit):
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raise
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except Exception, exc:
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have += 1
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self._append(exc)
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self.iterator = None
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break
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else:
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have += 1
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self._append(item)
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def GetValue(self, row, col):
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# some kind of dummy-function: does not return anything but "";
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# (The value isn't use anyway)
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# its main task is to trigger the fetch of new objects
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sizing_needed = False
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had_cols = len(self._displayattrs)
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had_rows = len(self.items)
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if row == had_rows - 1 and self.iterator is not None:
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self._fetch(row + 20)
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sizing_needed = True
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have_rows = len(self.items)
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have_cols = len(self._displayattrs)
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if have_rows > had_rows:
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msg = wx.grid.GridTableMessage(self, wx.grid.GRIDTABLE_NOTIFY_ROWS_APPENDED, have_rows - had_rows)
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self.GetView().ProcessTableMessage(msg)
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sizing_needed = True
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if row >= have_rows:
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return ""
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if have_cols != had_cols:
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msg = wx.grid.GridTableMessage(self, wx.grid.GRIDTABLE_NOTIFY_COLS_APPENDED, have_cols - had_cols)
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self.GetView().ProcessTableMessage(msg)
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sizing_needed = True
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if sizing_needed:
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self.GetView().AutoSizeColumns(False)
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return ""
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def SetValue(self, row, col, value):
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pass
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def refresh_content(self, event):
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msg = wx.grid.GridTableMessage(self, wx.grid.GRIDTABLE_NOTIFY_ROWS_DELETED, 0, self.GetNumberRows())
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self.GetView().ProcessTableMessage(msg)
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self.iterator = ipipe.xiter(self.input)
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self.items = []
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self.attrs = [] # _append will calculate new displayattrs
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self._fetch(1) # fetch one...
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if self.items:
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msg = wx.grid.GridTableMessage(self, wx.grid.GRIDTABLE_NOTIFY_ROWS_APPENDED, 1)
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self.GetView().ProcessTableMessage(msg)
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self.GetValue(0, 0) # and trigger "fetch next 20"
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item = self.items[0]
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self.GetView().AutoSizeColumns(False)
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panel = self.GetView().GetParent()
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nb = panel.GetParent()
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current = nb.GetSelection()
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if nb.GetPage(current) == panel:
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self.GetView().set_footer(item)
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class IGridGrid(wx.grid.Grid):
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# The actual grid
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# all methods for selecting/sorting/picking/... data are implemented here
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def __init__(self, panel, input, *attrs):
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wx.grid.Grid.__init__(self, panel)
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fontsize = 9
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self.input = input
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self.table = IGridTable(self.input, fontsize, *attrs)
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self.SetTable(self.table, True)
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self.SetSelectionMode(wx.grid.Grid.wxGridSelectRows)
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self.SetDefaultRenderer(IGridRenderer(self.table))
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self.EnableEditing(False)
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self.Bind(wx.EVT_KEY_DOWN, self.key_pressed)
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self.Bind(wx.grid.EVT_GRID_CELL_LEFT_DCLICK, self.cell_doubleclicked)
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self.Bind(wx.grid.EVT_GRID_CELL_LEFT_CLICK, self.cell_leftclicked)
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self.Bind(wx.grid.EVT_GRID_LABEL_LEFT_DCLICK, self.label_doubleclicked)
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self.Bind(wx.grid.EVT_GRID_LABEL_LEFT_CLICK, self.on_label_leftclick)
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self.Bind(wx.grid.EVT_GRID_RANGE_SELECT, self._on_selected_range)
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self.Bind(wx.grid.EVT_GRID_SELECT_CELL, self._on_selected_cell)
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self.current_selection = set()
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self.maxchars = 200
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def on_label_leftclick(self, event):
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event.Skip()
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def error_output(self, text):
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wx.Bell()
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frame = self.GetParent().GetParent().GetParent()
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frame.SetStatusText(str(text))
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def _on_selected_range(self, event):
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# Internal update to the selection tracking lists
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if event.Selecting():
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# adding to the list...
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self.current_selection.update(xrange(event.GetTopRow(), event.GetBottomRow()+1))
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else:
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# removal from list
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for index in xrange(event.GetTopRow(), event.GetBottomRow()+1):
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self.current_selection.discard(index)
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event.Skip()
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def _on_selected_cell(self, event):
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# Internal update to the selection tracking list
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self.current_selection = set([event.GetRow()])
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event.Skip()
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def sort(self, key, reverse=False):
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"""
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Sort the current list of items using the key function ``key``. If
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``reverse`` is true the sort order is reversed.
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"""
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row = self.GetGridCursorRow()
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col = self.GetGridCursorCol()
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curitem = self.table.items[row] # Remember where the cursor is now
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# Sort items
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def realkey(item):
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try:
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return key(item)
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except (KeyboardInterrupt, SystemExit):
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raise
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|
|
except Exception:
|
|
|
return None
|
|
|
try:
|
|
|
self.table.items = ipipe.deque(sorted(self.table.items, key=realkey, reverse=reverse))
|
|
|
except TypeError, exc:
|
|
|
self.error_output("Exception encountered: %s" % exc)
|
|
|
return
|
|
|
# Find out where the object under the cursor went
|
|
|
for (i, item) in enumerate(self.table.items):
|
|
|
if item is curitem:
|
|
|
self.SetGridCursor(i,col)
|
|
|
self.MakeCellVisible(i,col)
|
|
|
self.Refresh()
|
|
|
|
|
|
def sortattrasc(self):
|
|
|
"""
|
|
|
Sort in ascending order; sorting criteria is the current attribute
|
|
|
"""
|
|
|
col = self.GetGridCursorCol()
|
|
|
attr = self.table._displayattrs[col]
|
|
|
frame = self.GetParent().GetParent().GetParent()
|
|
|
if attr is ipipe.noitem:
|
|
|
self.error_output("no column under cursor")
|
|
|
return
|
|
|
frame.SetStatusText("sort by %s (ascending)" % attr.name())
|
|
|
def key(item):
|
|
|
try:
|
|
|
return attr.value(item)
|
|
|
except (KeyboardInterrupt, SystemExit):
|
|
|
raise
|
|
|
except Exception:
|
|
|
return None
|
|
|
self.sort(key)
|
|
|
|
|
|
def sortattrdesc(self):
|
|
|
"""
|
|
|
Sort in descending order; sorting criteria is the current attribute
|
|
|
"""
|
|
|
col = self.GetGridCursorCol()
|
|
|
attr = self.table._displayattrs[col]
|
|
|
frame = self.GetParent().GetParent().GetParent()
|
|
|
if attr is ipipe.noitem:
|
|
|
self.error_output("no column under cursor")
|
|
|
return
|
|
|
frame.SetStatusText("sort by %s (descending)" % attr.name())
|
|
|
def key(item):
|
|
|
try:
|
|
|
return attr.value(item)
|
|
|
except (KeyboardInterrupt, SystemExit):
|
|
|
raise
|
|
|
except Exception:
|
|
|
return None
|
|
|
self.sort(key, reverse=True)
|
|
|
|
|
|
def label_doubleclicked(self, event):
|
|
|
row = event.GetRow()
|
|
|
col = event.GetCol()
|
|
|
if col == -1:
|
|
|
self.enter(row)
|
|
|
|
|
|
def _getvalue(self, row, col):
|
|
|
"""
|
|
|
Gets the text which is displayed at ``(row, col)``
|
|
|
"""
|
|
|
try:
|
|
|
value = self.table._displayattrs[col].value(self.table.items[row])
|
|
|
(align, width, text) = ipipe.xformat(value, "cell", self.maxchars)
|
|
|
except IndexError:
|
|
|
raise IndexError
|
|
|
except Exception, exc:
|
|
|
(align, width, text) = ipipe.xformat(exc, "cell", self.maxchars)
|
|
|
return text
|
|
|
|
|
|
def searchexpression(self, searchexp, startrow=None, search_forward=True ):
|
|
|
"""
|
|
|
Find by expression
|
|
|
"""
|
|
|
frame = self.GetParent().GetParent().GetParent()
|
|
|
if searchexp:
|
|
|
if search_forward:
|
|
|
if not startrow:
|
|
|
row = self.GetGridCursorRow()+1
|
|
|
else:
|
|
|
row = startrow + 1
|
|
|
while True:
|
|
|
try:
|
|
|
foo = self.table.GetValue(row, 0)
|
|
|
item = self.table.items[row]
|
|
|
try:
|
|
|
globals = ipipe.getglobals(None)
|
|
|
if eval(searchexp, globals, ipipe.AttrNamespace(item)):
|
|
|
self.SetGridCursor(row, 0) # found something
|
|
|
self.MakeCellVisible(row, 0)
|
|
|
break
|
|
|
except (KeyboardInterrupt, SystemExit):
|
|
|
raise
|
|
|
except Exception, exc:
|
|
|
frame.SetStatusText(str(exc))
|
|
|
wx.Bell()
|
|
|
break # break on error
|
|
|
except IndexError:
|
|
|
return
|
|
|
row += 1
|
|
|
else:
|
|
|
if not startrow:
|
|
|
row = self.GetGridCursorRow() - 1
|
|
|
else:
|
|
|
row = startrow - 1
|
|
|
while True:
|
|
|
try:
|
|
|
foo = self.table.GetValue(row, 0)
|
|
|
item = self.table.items[row]
|
|
|
try:
|
|
|
globals = ipipe.getglobals(None)
|
|
|
if eval(searchexp, globals, ipipe.AttrNamespace(item)):
|
|
|
self.SetGridCursor(row, 0) # found something
|
|
|
self.MakeCellVisible(row, 0)
|
|
|
break
|
|
|
except (KeyboardInterrupt, SystemExit):
|
|
|
raise
|
|
|
except Exception, exc:
|
|
|
frame.SetStatusText(str(exc))
|
|
|
wx.Bell()
|
|
|
break # break on error
|
|
|
except IndexError:
|
|
|
return
|
|
|
row -= 1
|
|
|
|
|
|
|
|
|
def search(self, searchtext, startrow=None, startcol=None, search_forward=True):
|
|
|
"""
|
|
|
search for ``searchtext``, starting in ``(startrow, startcol)``;
|
|
|
if ``search_forward`` is true the direction is "forward"
|
|
|
"""
|
|
|
searchtext = searchtext.lower()
|
|
|
if search_forward:
|
|
|
if startrow is not None and startcol is not None:
|
|
|
row = startrow
|
|
|
else:
|
|
|
startcol = self.GetGridCursorCol() + 1
|
|
|
row = self.GetGridCursorRow()
|
|
|
if startcol >= self.GetNumberCols():
|
|
|
startcol = 0
|
|
|
row += 1
|
|
|
while True:
|
|
|
for col in xrange(startcol, self.table.GetNumberCols()):
|
|
|
try:
|
|
|
foo = self.table.GetValue(row, col)
|
|
|
text = self._getvalue(row, col)
|
|
|
if searchtext in text.string().lower():
|
|
|
self.SetGridCursor(row, col)
|
|
|
self.MakeCellVisible(row, col)
|
|
|
return
|
|
|
except IndexError:
|
|
|
return
|
|
|
startcol = 0
|
|
|
row += 1
|
|
|
else:
|
|
|
if startrow is not None and startcol is not None:
|
|
|
row = startrow
|
|
|
else:
|
|
|
startcol = self.GetGridCursorCol() - 1
|
|
|
row = self.GetGridCursorRow()
|
|
|
if startcol < 0:
|
|
|
startcol = self.GetNumberCols() - 1
|
|
|
row -= 1
|
|
|
while True:
|
|
|
for col in xrange(startcol, -1, -1):
|
|
|
try:
|
|
|
foo = self.table.GetValue(row, col)
|
|
|
text = self._getvalue(row, col)
|
|
|
if searchtext in text.string().lower():
|
|
|
self.SetGridCursor(row, col)
|
|
|
self.MakeCellVisible(row, col)
|
|
|
return
|
|
|
except IndexError:
|
|
|
return
|
|
|
startcol = self.table.GetNumberCols()-1
|
|
|
row -= 1
|
|
|
|
|
|
def key_pressed(self, event):
|
|
|
"""
|
|
|
Maps pressed keys to functions
|
|
|
"""
|
|
|
frame = self.GetParent().GetParent().GetParent()
|
|
|
frame.SetStatusText("")
|
|
|
sh = event.ShiftDown()
|
|
|
ctrl = event.ControlDown()
|
|
|
|
|
|
keycode = event.GetKeyCode()
|
|
|
if keycode == ord("P"):
|
|
|
row = self.GetGridCursorRow()
|
|
|
if sh:
|
|
|
col = self.GetGridCursorCol()
|
|
|
self.pickattr(row, col)
|
|
|
else:
|
|
|
self.pick(row)
|
|
|
elif keycode == ord("M"):
|
|
|
if ctrl:
|
|
|
col = self.GetGridCursorCol()
|
|
|
self.pickrowsattr(sorted(self.current_selection), col)
|
|
|
else:
|
|
|
self.pickrows(sorted(self.current_selection))
|
|
|
elif keycode in (wx.WXK_BACK, wx.WXK_DELETE, ord("X")) and not (ctrl or sh):
|
|
|
self.delete_current_notebook()
|
|
|
elif keycode in (ord("E"), ord("\r")):
|
|
|
row = self.GetGridCursorRow()
|
|
|
if sh:
|
|
|
col = self.GetGridCursorCol()
|
|
|
self.enterattr(row, col)
|
|
|
else:
|
|
|
self.enter(row)
|
|
|
elif keycode == ord("E") and ctrl:
|
|
|
row = self.GetGridCursorRow()
|
|
|
self.SetGridCursor(row, self.GetNumberCols()-1)
|
|
|
elif keycode == wx.WXK_HOME or (keycode == ord("A") and ctrl):
|
|
|
row = self.GetGridCursorRow()
|
|
|
self.SetGridCursor(row, 0)
|
|
|
elif keycode == ord("C") and sh:
|
|
|
col = self.GetGridCursorCol()
|
|
|
attr = self.table._displayattrs[col]
|
|
|
result = []
|
|
|
for i in xrange(self.GetNumberRows()):
|
|
|
result.append(self.table._displayattrs[col].value(self.table.items[i]))
|
|
|
self.quit(result)
|
|
|
elif keycode in (wx.WXK_ESCAPE, ord("Q")) and not (ctrl or sh):
|
|
|
self.quit()
|
|
|
elif keycode == ord("<"):
|
|
|
row = self.GetGridCursorRow()
|
|
|
col = self.GetGridCursorCol()
|
|
|
if not event.ShiftDown():
|
|
|
newcol = col - 1
|
|
|
if newcol >= 0:
|
|
|
self.SetGridCursor(row, col - 1)
|
|
|
else:
|
|
|
newcol = col + 1
|
|
|
if newcol < self.GetNumberCols():
|
|
|
self.SetGridCursor(row, col + 1)
|
|
|
elif keycode == ord("D"):
|
|
|
col = self.GetGridCursorCol()
|
|
|
row = self.GetGridCursorRow()
|
|
|
if not sh:
|
|
|
self.detail(row, col)
|
|
|
else:
|
|
|
self.detail_attr(row, col)
|
|
|
elif keycode == ord("F") and ctrl:
|
|
|
if sh:
|
|
|
frame.enter_searchexpression(event)
|
|
|
else:
|
|
|
frame.enter_searchtext(event)
|
|
|
elif keycode == wx.WXK_F3:
|
|
|
if sh:
|
|
|
frame.find_previous(event)
|
|
|
else:
|
|
|
frame.find_next(event)
|
|
|
elif keycode == ord("V"):
|
|
|
if sh:
|
|
|
self.sortattrdesc()
|
|
|
else:
|
|
|
self.sortattrasc()
|
|
|
elif keycode == wx.WXK_DOWN:
|
|
|
row = self.GetGridCursorRow()
|
|
|
try:
|
|
|
item = self.table.items[row+1]
|
|
|
except IndexError:
|
|
|
item = self.table.items[row]
|
|
|
self.set_footer(item)
|
|
|
event.Skip()
|
|
|
elif keycode == wx.WXK_UP:
|
|
|
row = self.GetGridCursorRow()
|
|
|
if row >= 1:
|
|
|
item = self.table.items[row-1]
|
|
|
else:
|
|
|
item = self.table.items[row]
|
|
|
self.set_footer(item)
|
|
|
event.Skip()
|
|
|
elif keycode == wx.WXK_RIGHT:
|
|
|
row = self.GetGridCursorRow()
|
|
|
item = self.table.items[row]
|
|
|
self.set_footer(item)
|
|
|
event.Skip()
|
|
|
elif keycode == wx.WXK_LEFT:
|
|
|
row = self.GetGridCursorRow()
|
|
|
item = self.table.items[row]
|
|
|
self.set_footer(item)
|
|
|
event.Skip()
|
|
|
elif keycode == ord("R") or keycode == wx.WXK_F5:
|
|
|
self.table.refresh_content(event)
|
|
|
elif keycode == ord("I"):
|
|
|
row = self.GetGridCursorRow()
|
|
|
if not sh:
|
|
|
self.pickinput(row)
|
|
|
else:
|
|
|
col = self.GetGridCursorCol()
|
|
|
self.pickinputattr(row, col)
|
|
|
else:
|
|
|
event.Skip()
|
|
|
|
|
|
def delete_current_notebook(self):
|
|
|
"""
|
|
|
deletes the current notebook tab
|
|
|
"""
|
|
|
panel = self.GetParent()
|
|
|
nb = panel.GetParent()
|
|
|
current = nb.GetSelection()
|
|
|
count = nb.GetPageCount()
|
|
|
if count > 1:
|
|
|
for i in xrange(count-1, current-1, -1):
|
|
|
nb.DeletePage(i)
|
|
|
nb.GetCurrentPage().grid.SetFocus()
|
|
|
else:
|
|
|
frame = nb.GetParent()
|
|
|
frame.SetStatusText("This is the last level!")
|
|
|
|
|
|
def _doenter(self, value, *attrs):
|
|
|
"""
|
|
|
"enter" a special item resulting in a new notebook tab
|
|
|
"""
|
|
|
panel = self.GetParent()
|
|
|
nb = panel.GetParent()
|
|
|
frame = nb.GetParent()
|
|
|
current = nb.GetSelection()
|
|
|
count = nb.GetPageCount()
|
|
|
try: # if we want to enter something non-iterable, e.g. a function
|
|
|
if current + 1 == count and value is not self.input: # we have an event in the last tab
|
|
|
frame._add_notebook(value, *attrs)
|
|
|
elif value != self.input: # we have to delete all tabs newer than [panel] first
|
|
|
for i in xrange(count-1, current, -1): # some tabs don't close if we don't close in *reverse* order
|
|
|
nb.DeletePage(i)
|
|
|
frame._add_notebook(value)
|
|
|
except TypeError, exc:
|
|
|
if exc.__class__.__module__ == "exceptions":
|
|
|
msg = "%s: %s" % (exc.__class__.__name__, exc)
|
|
|
else:
|
|
|
msg = "%s.%s: %s" % (exc.__class__.__module__, exc.__class__.__name__, exc)
|
|
|
frame.SetStatusText(msg)
|
|
|
|
|
|
def enterattr(self, row, col):
|
|
|
try:
|
|
|
attr = self.table._displayattrs[col]
|
|
|
value = attr.value(self.table.items[row])
|
|
|
except Exception, exc:
|
|
|
self.error_output(str(exc))
|
|
|
else:
|
|
|
self._doenter(value)
|
|
|
|
|
|
def set_footer(self, item):
|
|
|
frame = self.GetParent().GetParent().GetParent()
|
|
|
frame.SetStatusText(" ".join([str(text) for (style, text) in ipipe.xformat(item, "footer", 20)[2]]), 0)
|
|
|
|
|
|
def enter(self, row):
|
|
|
try:
|
|
|
value = self.table.items[row]
|
|
|
except Exception, exc:
|
|
|
self.error_output(str(exc))
|
|
|
else:
|
|
|
self._doenter(value)
|
|
|
|
|
|
def detail(self, row, col):
|
|
|
"""
|
|
|
shows a detail-view of the current cell
|
|
|
"""
|
|
|
try:
|
|
|
attr = self.table._displayattrs[col]
|
|
|
item = self.table.items[row]
|
|
|
except Exception, exc:
|
|
|
self.error_output(str(exc))
|
|
|
else:
|
|
|
attrs = [ipipe.AttributeDetail(item, attr) for attr in ipipe.xattrs(item, "detail")]
|
|
|
self._doenter(attrs)
|
|
|
|
|
|
def detail_attr(self, row, col):
|
|
|
try:
|
|
|
attr = self.table._displayattrs[col]
|
|
|
item = attr.value(self.table.items[row])
|
|
|
except Exception, exc:
|
|
|
self.error_output(str(exc))
|
|
|
else:
|
|
|
attrs = [ipipe.AttributeDetail(item, attr) for attr in ipipe.xattrs(item, "detail")]
|
|
|
self._doenter(attrs)
|
|
|
|
|
|
def quit(self, result=None):
|
|
|
"""
|
|
|
quit
|
|
|
"""
|
|
|
frame = self.GetParent().GetParent().GetParent()
|
|
|
if frame.helpdialog:
|
|
|
frame.helpdialog.Destroy()
|
|
|
app = frame.parent
|
|
|
if app is not None:
|
|
|
app.result = result
|
|
|
frame.Close()
|
|
|
frame.Destroy()
|
|
|
|
|
|
def cell_doubleclicked(self, event):
|
|
|
self.enterattr(event.GetRow(), event.GetCol())
|
|
|
event.Skip()
|
|
|
|
|
|
def cell_leftclicked(self, event):
|
|
|
row = event.GetRow()
|
|
|
item = self.table.items[row]
|
|
|
self.set_footer(item)
|
|
|
event.Skip()
|
|
|
|
|
|
def pick(self, row):
|
|
|
"""
|
|
|
pick a single row and return to the IPython prompt
|
|
|
"""
|
|
|
try:
|
|
|
value = self.table.items[row]
|
|
|
except Exception, exc:
|
|
|
self.error_output(str(exc))
|
|
|
else:
|
|
|
self.quit(value)
|
|
|
|
|
|
def pickinput(self, row):
|
|
|
try:
|
|
|
value = self.table.items[row]
|
|
|
except Exception, exc:
|
|
|
self.error_output(str(exc))
|
|
|
else:
|
|
|
api = ipapi.get()
|
|
|
api.set_next_input(str(value))
|
|
|
self.quit(value)
|
|
|
|
|
|
def pickinputattr(self, row, col):
|
|
|
try:
|
|
|
attr = self.table._displayattrs[col]
|
|
|
value = attr.value(self.table.items[row])
|
|
|
except Exception, exc:
|
|
|
self.error_output(str(exc))
|
|
|
else:
|
|
|
api = ipapi.get()
|
|
|
api.set_next_input(str(value))
|
|
|
self.quit(value)
|
|
|
|
|
|
def pickrows(self, rows):
|
|
|
"""
|
|
|
pick multiple rows and return to the IPython prompt
|
|
|
"""
|
|
|
try:
|
|
|
value = [self.table.items[row] for row in rows]
|
|
|
except Exception, exc:
|
|
|
self.error_output(str(exc))
|
|
|
else:
|
|
|
self.quit(value)
|
|
|
|
|
|
def pickrowsattr(self, rows, col):
|
|
|
""""
|
|
|
pick one column from multiple rows
|
|
|
"""
|
|
|
values = []
|
|
|
try:
|
|
|
attr = self.table._displayattrs[col]
|
|
|
for row in rows:
|
|
|
try:
|
|
|
values.append(attr.value(self.table.items[row]))
|
|
|
except (SystemExit, KeyboardInterrupt):
|
|
|
raise
|
|
|
except Exception:
|
|
|
raise #pass
|
|
|
except Exception, exc:
|
|
|
self.error_output(str(exc))
|
|
|
else:
|
|
|
self.quit(values)
|
|
|
|
|
|
def pickattr(self, row, col):
|
|
|
try:
|
|
|
attr = self.table._displayattrs[col]
|
|
|
value = attr.value(self.table.items[row])
|
|
|
except Exception, exc:
|
|
|
self.error_output(str(exc))
|
|
|
else:
|
|
|
self.quit(value)
|
|
|
|
|
|
|
|
|
class IGridPanel(wx.Panel):
|
|
|
# Each IGridPanel contains an IGridGrid
|
|
|
def __init__(self, parent, input, *attrs):
|
|
|
wx.Panel.__init__(self, parent, -1)
|
|
|
self.grid = IGridGrid(self, input, *attrs)
|
|
|
self.grid.FitInside()
|
|
|
sizer = wx.BoxSizer(wx.VERTICAL)
|
|
|
sizer.Add(self.grid, proportion=1, flag=wx.EXPAND | wx.ALL, border=10)
|
|
|
self.SetSizer(sizer)
|
|
|
sizer.Fit(self)
|
|
|
sizer.SetSizeHints(self)
|
|
|
|
|
|
|
|
|
class IGridHTMLHelp(wx.Frame):
|
|
|
def __init__(self, parent, title, size):
|
|
|
wx.Frame.__init__(self, parent, -1, title, size=size)
|
|
|
html = wx.html.HtmlWindow(self)
|
|
|
if "gtk2" in wx.PlatformInfo:
|
|
|
html.SetStandardFonts()
|
|
|
html.SetPage(help)
|
|
|
|
|
|
|
|
|
class IGridFrame(wx.Frame):
|
|
|
maxtitlelen = 30
|
|
|
|
|
|
def __init__(self, parent, input):
|
|
|
title = " ".join([str(text) for (style, text) in ipipe.xformat(input, "header", 20)[2]])
|
|
|
wx.Frame.__init__(self, None, title=title, size=(640, 480))
|
|
|
self.menubar = wx.MenuBar()
|
|
|
self.menucounter = 100
|
|
|
self.m_help = wx.Menu()
|
|
|
self.m_search = wx.Menu()
|
|
|
self.m_sort = wx.Menu()
|
|
|
self.m_refresh = wx.Menu()
|
|
|
self.notebook = wx.Notebook(self, -1, style=0)
|
|
|
self.statusbar = self.CreateStatusBar(1, wx.ST_SIZEGRIP)
|
|
|
self.statusbar.SetFieldsCount(2)
|
|
|
self.SetStatusWidths([-1, 200])
|
|
|
self.parent = parent
|
|
|
self._add_notebook(input)
|
|
|
self.Bind(wx.EVT_CLOSE, self.OnCloseWindow)
|
|
|
self.makemenu(self.m_sort, "&Sort (asc)\tV", "Sort ascending", self.sortasc)
|
|
|
self.makemenu(self.m_sort, "Sort (&desc)\tShift-V", "Sort descending", self.sortdesc)
|
|
|
self.makemenu(self.m_help, "&Help\tF1", "Help", self.display_help)
|
|
|
# self.makemenu(self.m_help, "&Show help in browser", "Show help in browser", self.display_help_in_browser)
|
|
|
self.makemenu(self.m_search, "&Find text\tCTRL-F", "Find text", self.enter_searchtext)
|
|
|
self.makemenu(self.m_search, "Find by &expression\tCTRL-Shift-F", "Find by expression", self.enter_searchexpression)
|
|
|
self.makemenu(self.m_search, "Find &next\tF3", "Find next", self.find_next)
|
|
|
self.makemenu(self.m_search, "Find &previous\tShift-F3", "Find previous", self.find_previous)
|
|
|
self.makemenu(self.m_refresh, "&Refresh once \tF5", "Refresh once", self.refresh_once)
|
|
|
self.makemenu(self.m_refresh, "Refresh every &1s", "Refresh every second", self.refresh_every_second)
|
|
|
self.makemenu(self.m_refresh, "Refresh every &X seconds", "Refresh every X seconds", self.refresh_interval)
|
|
|
self.makemenu(self.m_refresh, "&Stop all refresh timers", "Stop refresh timers", self.stop_refresh)
|
|
|
self.menubar.Append(self.m_search, "&Find")
|
|
|
self.menubar.Append(self.m_sort, "&Sort")
|
|
|
self.menubar.Append(self.m_refresh, "&Refresh")
|
|
|
self.menubar.Append(self.m_help, "&Help")
|
|
|
self.SetMenuBar(self.menubar)
|
|
|
self.searchtext = ""
|
|
|
self.searchexpression = ""
|
|
|
self.helpdialog = None
|
|
|
self.refresh_interval = 1000
|
|
|
self.SetStatusText("Refreshing inactive", 1)
|
|
|
|
|
|
def refresh_once(self, event):
|
|
|
table = self.notebook.GetPage(self.notebook.GetSelection()).grid.table
|
|
|
table.refresh_content(event)
|
|
|
|
|
|
def refresh_interval(self, event):
|
|
|
table = self.notebook.GetPage(self.notebook.GetSelection()).grid.table
|
|
|
dlg = wx.TextEntryDialog(self, "Enter refresh interval (milliseconds):", "Refresh timer:", defaultValue=str(self.refresh_interval))
|
|
|
if dlg.ShowModal() == wx.ID_OK:
|
|
|
try:
|
|
|
milliseconds = int(dlg.GetValue())
|
|
|
except ValueError, exc:
|
|
|
self.SetStatusText(str(exc))
|
|
|
else:
|
|
|
table.timer.Start(milliseconds=milliseconds, oneShot=False)
|
|
|
self.SetStatusText("Refresh timer set to %s ms" % milliseconds)
|
|
|
self.SetStatusText("Refresh interval: %s ms" % milliseconds, 1)
|
|
|
self.refresh_interval = milliseconds
|
|
|
dlg.Destroy()
|
|
|
|
|
|
def stop_refresh(self, event):
|
|
|
for i in xrange(self.notebook.GetPageCount()):
|
|
|
nb = self.notebook.GetPage(i)
|
|
|
nb.grid.table.timer.Stop()
|
|
|
self.SetStatusText("Refreshing inactive", 1)
|
|
|
|
|
|
def refresh_every_second(self, event):
|
|
|
table = self.notebook.GetPage(self.notebook.GetSelection()).grid.table
|
|
|
table.timer.Start(milliseconds=1000, oneShot=False)
|
|
|
self.SetStatusText("Refresh interval: 1000 ms", 1)
|
|
|
|
|
|
def sortasc(self, event):
|
|
|
grid = self.notebook.GetPage(self.notebook.GetSelection()).grid
|
|
|
grid.sortattrasc()
|
|
|
|
|
|
def sortdesc(self, event):
|
|
|
grid = self.notebook.GetPage(self.notebook.GetSelection()).grid
|
|
|
grid.sortattrdesc()
|
|
|
|
|
|
def find_previous(self, event):
|
|
|
"""
|
|
|
find previous occurrences
|
|
|
"""
|
|
|
grid = self.notebook.GetPage(self.notebook.GetSelection()).grid
|
|
|
if self.searchtext:
|
|
|
row = grid.GetGridCursorRow()
|
|
|
col = grid.GetGridCursorCol()
|
|
|
self.SetStatusText('Search mode: text; looking for %s' % self.searchtext)
|
|
|
if col-1 >= 0:
|
|
|
grid.search(self.searchtext, row, col-1, False)
|
|
|
else:
|
|
|
grid.search(self.searchtext, row-1, grid.table.GetNumberCols()-1, False)
|
|
|
elif self.searchexpression:
|
|
|
self.SetStatusText("Search mode: expression; looking for %s" % repr(self.searchexpression)[2:-1])
|
|
|
grid.searchexpression(searchexp=self.searchexpression, search_forward=False)
|
|
|
else:
|
|
|
self.SetStatusText("No search yet: please enter search-text or -expression")
|
|
|
|
|
|
def find_next(self, event):
|
|
|
"""
|
|
|
find the next occurrence
|
|
|
"""
|
|
|
grid = self.notebook.GetPage(self.notebook.GetSelection()).grid
|
|
|
if self.searchtext != "":
|
|
|
row = grid.GetGridCursorRow()
|
|
|
col = grid.GetGridCursorCol()
|
|
|
self.SetStatusText('Search mode: text; looking for %s' % self.searchtext)
|
|
|
if col+1 < grid.table.GetNumberCols():
|
|
|
grid.search(self.searchtext, row, col+1)
|
|
|
else:
|
|
|
grid.search(self.searchtext, row+1, 0)
|
|
|
elif self.searchexpression != "":
|
|
|
self.SetStatusText('Search mode: expression; looking for %s' % repr(self.searchexpression)[2:-1])
|
|
|
grid.searchexpression(searchexp=self.searchexpression)
|
|
|
else:
|
|
|
self.SetStatusText("No search yet: please enter search-text or -expression")
|
|
|
|
|
|
def display_help(self, event):
|
|
|
"""
|
|
|
Display a help dialog
|
|
|
"""
|
|
|
if self.helpdialog:
|
|
|
self.helpdialog.Destroy()
|
|
|
self.helpdialog = IGridHTMLHelp(None, title="Help", size=wx.Size(600,400))
|
|
|
self.helpdialog.Show()
|
|
|
|
|
|
def display_help_in_browser(self, event):
|
|
|
"""
|
|
|
Show the help-HTML in a browser (as a ``HtmlWindow`` does not understand
|
|
|
CSS this looks better)
|
|
|
"""
|
|
|
filename = urllib.pathname2url(os.path.abspath(os.path.join(os.path.dirname(__file__), "igrid_help.html")))
|
|
|
if not filename.startswith("file"):
|
|
|
filename = "file:" + filename
|
|
|
webbrowser.open(filename, new=1, autoraise=True)
|
|
|
|
|
|
def enter_searchexpression(self, event):
|
|
|
dlg = wx.TextEntryDialog(self, "Find:", "Find matching expression:", defaultValue=self.searchexpression)
|
|
|
if dlg.ShowModal() == wx.ID_OK:
|
|
|
self.searchexpression = dlg.GetValue()
|
|
|
self.searchtext = ""
|
|
|
self.SetStatusText('Search mode: expression; looking for %s' % repr(self.searchexpression)[2:-1])
|
|
|
self.notebook.GetPage(self.notebook.GetSelection()).grid.searchexpression(self.searchexpression)
|
|
|
dlg.Destroy()
|
|
|
|
|
|
def makemenu(self, menu, label, help, cmd):
|
|
|
menu.Append(self.menucounter, label, help)
|
|
|
self.Bind(wx.EVT_MENU, cmd, id=self.menucounter)
|
|
|
self.menucounter += 1
|
|
|
|
|
|
def _add_notebook(self, input, *attrs):
|
|
|
# Adds another notebook which has the starting object ``input``
|
|
|
panel = IGridPanel(self.notebook, input, *attrs)
|
|
|
text = str(ipipe.xformat(input, "header", self.maxtitlelen)[2])
|
|
|
if len(text) >= self.maxtitlelen:
|
|
|
text = text[:self.maxtitlelen].rstrip(".") + "..."
|
|
|
self.notebook.AddPage(panel, text, True)
|
|
|
panel.grid.SetFocus()
|
|
|
self.Layout()
|
|
|
|
|
|
def OnCloseWindow(self, event):
|
|
|
self.Destroy()
|
|
|
|
|
|
def enter_searchtext(self, event):
|
|
|
# Displays a dialog asking for the searchtext
|
|
|
dlg = wx.TextEntryDialog(self, "Find:", "Find in list", defaultValue=self.searchtext)
|
|
|
if dlg.ShowModal() == wx.ID_OK:
|
|
|
self.searchtext = dlg.GetValue()
|
|
|
self.searchexpression = ""
|
|
|
self.SetStatusText('Search mode: text; looking for %s' % self.searchtext)
|
|
|
self.notebook.GetPage(self.notebook.GetSelection()).grid.search(self.searchtext)
|
|
|
dlg.Destroy()
|
|
|
|
|
|
|
|
|
class App(wx.App):
|
|
|
def __init__(self, input):
|
|
|
self.input = input
|
|
|
self.result = None # Result to be returned to IPython. Set by quit().
|
|
|
wx.App.__init__(self)
|
|
|
|
|
|
def OnInit(self):
|
|
|
frame = IGridFrame(self, self.input)
|
|
|
frame.Show()
|
|
|
self.SetTopWindow(frame)
|
|
|
frame.Raise()
|
|
|
return True
|
|
|
|
|
|
|
|
|
class igrid(ipipe.Display):
|
|
|
"""
|
|
|
This is a wx-based display object that can be used instead of ``ibrowse``
|
|
|
(which is curses-based) or ``idump`` (which simply does a print).
|
|
|
"""
|
|
|
|
|
|
if wx.VERSION < (2, 7):
|
|
|
def display(self):
|
|
|
try:
|
|
|
# Try to create a "standalone" frame. If this works we're probably
|
|
|
# running with -wthread.
|
|
|
# Note that this sets the parent of the frame to None, but we can't
|
|
|
# pass a result object back to the shell anyway.
|
|
|
frame = IGridFrame(None, self.input)
|
|
|
frame.Show()
|
|
|
frame.Raise()
|
|
|
except wx.PyNoAppError:
|
|
|
# There's no wx application yet => create one.
|
|
|
app = App(self.input)
|
|
|
app.MainLoop()
|
|
|
return app.result
|
|
|
else:
|
|
|
# With wx 2.7 it gets simpler.
|
|
|
def display(self):
|
|
|
app = App(self.input)
|
|
|
app.MainLoop()
|
|
|
return app.result
|
|
|
|
|
|
|
