wxPython/demo/GridSimple.py

   1
   2 import  wx
   3 import  wx.grid             as  gridlib
   4 #import  wx.lib.mixins.grid  as  mixins
   5
   6 #---------------------------------------------------------------------------
   7
   8 class SimpleGrid(gridlib.Grid): ##, mixins.GridAutoEditMixin):
   9     def __init__(self, parent, log):
  10         gridlib.Grid.__init__(self, parent, -1)
  11         ##mixins.GridAutoEditMixin.__init__(self)
  12         self.log = log
  13         self.moveTo = None
  14
  15         self.Bind(wx.EVT_IDLE, self.OnIdle)
  16
  17         self.CreateGrid(25, 25) #, wxGrid.wxGridSelectRows)
  18         ##self.EnableEditing(False)
  19
  20         # simple cell formatting
  21         self.SetColSize(3, 200)
  22         self.SetRowSize(4, 45)
  23         self.SetCellValue(0, 0, "First cell")
  24         self.SetCellValue(1, 1, "Another cell")
  25         self.SetCellValue(2, 2, "Yet another cell")
  26         self.SetCellValue(3, 3, "This cell is read-only")
  27         self.SetCellFont(0, 0, wx.Font(12, wx.ROMAN, wx.ITALIC, wx.NORMAL))
  28         self.SetCellTextColour(1, 1, wx.RED)
  29         self.SetCellBackgroundColour(2, 2, wx.CYAN)
  30         self.SetReadOnly(3, 3, True)
  31
  32         self.SetCellEditor(5, 0, gridlib.GridCellNumberEditor(1,1000))
  33         self.SetCellValue(5, 0, "123")
  34         self.SetCellEditor(6, 0, gridlib.GridCellFloatEditor())
  35         self.SetCellValue(6, 0, "123.34")
  36         self.SetCellEditor(7, 0, gridlib.GridCellNumberEditor())
  37
  38         self.SetCellValue(6, 3, "You can veto editing this cell")
  39
  40         #self.SetRowLabelSize(0)
  41         #self.SetColLabelSize(0)
  42
  43         # attribute objects let you keep a set of formatting values
  44         # in one spot, and reuse them if needed
  45         attr = gridlib.GridCellAttr()
  46         attr.SetTextColour(wx.BLACK)
  47         attr.SetBackgroundColour(wx.RED)
  48         attr.SetFont(wx.Font(10, wx.SWISS, wx.NORMAL, wx.BOLD))
  49
  50         # you can set cell attributes for the whole row (or column)
  51         self.SetRowAttr(5, attr)
  52
  53         self.SetColLabelValue(0, "Custom")
  54         self.SetColLabelValue(1, "column")
  55         self.SetColLabelValue(2, "labels")
  56
  57         self.SetColLabelAlignment(wx.ALIGN_LEFT, wx.ALIGN_BOTTOM)
  58
  59         #self.SetDefaultCellOverflow(False)
  60         #r = wxGridCellAutoWrapStringRenderer()
  61         #self.SetCellRenderer(9, 1, r)
  62
  63         # overflow cells
  64         self.SetCellValue( 9, 1, "This default cell will overflow into neighboring cells, but not if you turn overflow off.");
  65         self.SetCellSize(11, 1, 3, 3);
  66         self.SetCellAlignment(11, 1, wx.ALIGN_CENTRE, wx.ALIGN_CENTRE);
  67         self.SetCellValue(11, 1, "This cell is set to span 3 rows and 3 columns");
  68
  69
  70         editor = gridlib.GridCellTextEditor()
  71         editor.SetParameters('10')
  72         self.SetCellEditor(0, 4, editor)
  73         self.SetCellValue(0, 4, "Limited text")
  74
  75
  76         # test all the events
  77         self.Bind(gridlib.EVT_GRID_CELL_LEFT_CLICK, self.OnCellLeftClick)
  78         self.Bind(gridlib.EVT_GRID_CELL_RIGHT_CLICK, self.OnCellRightClick)
  79         self.Bind(gridlib.EVT_GRID_CELL_LEFT_DCLICK, self.OnCellLeftDClick)
  80         self.Bind(gridlib.EVT_GRID_CELL_RIGHT_DCLICK, self.OnCellRightDClick)
  81
  82         self.Bind(gridlib.EVT_GRID_LABEL_LEFT_CLICK, self.OnLabelLeftClick)
  83         self.Bind(gridlib.EVT_GRID_LABEL_RIGHT_CLICK, self.OnLabelRightClick)
  84         self.Bind(gridlib.EVT_GRID_LABEL_LEFT_DCLICK, self.OnLabelLeftDClick)
  85         self.Bind(gridlib.EVT_GRID_LABEL_RIGHT_DCLICK, self.OnLabelRightDClick)
  86
  87         self.Bind(gridlib.EVT_GRID_ROW_SIZE, self.OnRowSize)
  88         self.Bind(gridlib.EVT_GRID_COL_SIZE, self.OnColSize)
  89
  90         self.Bind(gridlib.EVT_GRID_RANGE_SELECT, self.OnRangeSelect)
  91         self.Bind(gridlib.EVT_GRID_CELL_CHANGE, self.OnCellChange)
  92         self.Bind(gridlib.EVT_GRID_SELECT_CELL, self.OnSelectCell)
  93
  94         self.Bind(gridlib.EVT_GRID_EDITOR_SHOWN, self.OnEditorShown)
  95         self.Bind(gridlib.EVT_GRID_EDITOR_HIDDEN, self.OnEditorHidden)
  96         self.Bind(gridlib.EVT_GRID_EDITOR_CREATED, self.OnEditorCreated)
  97
  98
  99     def OnCellLeftClick(self, evt):
 100         self.log.write("OnCellLeftClick: (%d,%d) %s\n" %
 101                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 102         evt.Skip()
 103
 104     def OnCellRightClick(self, evt):
 105         self.log.write("OnCellRightClick: (%d,%d) %s\n" %
 106                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 107         evt.Skip()
 108
 109     def OnCellLeftDClick(self, evt):
 110         self.log.write("OnCellLeftDClick: (%d,%d) %s\n" %
 111                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 112         evt.Skip()
 113
 114     def OnCellRightDClick(self, evt):
 115         self.log.write("OnCellRightDClick: (%d,%d) %s\n" %
 116                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 117         evt.Skip()
 118
 119     def OnLabelLeftClick(self, evt):
 120         self.log.write("OnLabelLeftClick: (%d,%d) %s\n" %
 121                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 122         evt.Skip()
 123
 124     def OnLabelRightClick(self, evt):
 125         self.log.write("OnLabelRightClick: (%d,%d) %s\n" %
 126                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 127         evt.Skip()
 128
 129     def OnLabelLeftDClick(self, evt):
 130         self.log.write("OnLabelLeftDClick: (%d,%d) %s\n" %
 131                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 132         evt.Skip()
 133
 134     def OnLabelRightDClick(self, evt):
 135         self.log.write("OnLabelRightDClick: (%d,%d) %s\n" %
 136                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 137         evt.Skip()
 138
 139     def OnRowSize(self, evt):
 140         self.log.write("OnRowSize: row %d, %s\n" %
 141                        (evt.GetRowOrCol(), evt.GetPosition()))
 142         evt.Skip()
 143
 144     def OnColSize(self, evt):
 145         self.log.write("OnColSize: col %d, %s\n" %
 146                        (evt.GetRowOrCol(), evt.GetPosition()))
 147         evt.Skip()
 148
 149     def OnRangeSelect(self, evt):
 150         if evt.Selecting():
 151             self.log.write("OnRangeSelect: top-left %s, bottom-right %s\n" %
 152                            (evt.GetTopLeftCoords(), evt.GetBottomRightCoords()))
 153         evt.Skip()
 154
 155
 156     def OnCellChange(self, evt):
 157         self.log.write("OnCellChange: (%d,%d) %s\n" %
 158                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 159
 160         # Show how to stay in a cell that has bad data.  We can't just
 161         # call SetGridCursor here since we are nested inside one so it
 162         # won't have any effect.  Instead, set coordinates to move to in
 163         # idle time.
 164         value = self.GetCellValue(evt.GetRow(), evt.GetCol())
 165
 166         if value == 'no good':
 167             self.moveTo = evt.GetRow(), evt.GetCol()
 168
 169
 170     def OnIdle(self, evt):
 171         if self.moveTo != None:
 172             self.SetGridCursor(self.moveTo[0], self.moveTo[1])
 173             self.moveTo = None
 174
 175         evt.Skip()
 176
 177
 178     def OnSelectCell(self, evt):
 179         self.log.write("OnSelectCell: (%d,%d) %s\n" %
 180                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 181
 182         # Another way to stay in a cell that has a bad value...
 183         row = self.GetGridCursorRow()
 184         col = self.GetGridCursorCol()
 185
 186         if self.IsCellEditControlEnabled():
 187             self.HideCellEditControl()
 188             self.DisableCellEditControl()
 189
 190         value = self.GetCellValue(row, col)
 191
 192         if value == 'no good 2':
 193             return  # cancels the cell selection
 194
 195         evt.Skip()
 196
 197
 198     def OnEditorShown(self, evt):
 199         if evt.GetRow() == 6 and evt.GetCol() == 3 and \
 200            wx.MessageBox("Are you sure you wish to edit this cell?",
 201                         "Checking", wx.YES_NO) == wx.NO:
 202             evt.Veto()
 203             return
 204
 205         self.log.write("OnEditorShown: (%d,%d) %s\n" %
 206                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 207         evt.Skip()
 208
 209
 210     def OnEditorHidden(self, evt):
 211         if evt.GetRow() == 6 and evt.GetCol() == 3 and \
 212            wx.MessageBox("Are you sure you wish to  finish editing this cell?",
 213                         "Checking", wx.YES_NO) == wx.NO:
 214             evt.Veto()
 215             return
 216
 217         self.log.write("OnEditorHidden: (%d,%d) %s\n" %
 218                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 219         evt.Skip()
 220
 221
 222     def OnEditorCreated(self, evt):
 223         self.log.write("OnEditorCreated: (%d, %d) %s\n" %
 224                        (evt.GetRow(), evt.GetCol(), evt.GetControl()))
 225
 226
 227
 228 #---------------------------------------------------------------------------
 229
 230 class TestFrame(wx.Frame):
 231     def __init__(self, parent, log):
 232         wx.Frame.__init__(self, parent, -1, "Simple Grid Demo", size=(640,480))
 233         grid = SimpleGrid(self, log)
 234
 235
 236
 237 #---------------------------------------------------------------------------
 238
 239 if __name__ == '__main__':
 240     import sys
 241     app = wx.PySimpleApp()
 242     frame = TestFrame(None, sys.stdout)
 243     frame.Show(True)
 244     app.MainLoop()
 245
 246
 247 #---------------------------------------------------------------------------
 248
 249