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)#, gridlib.Grid.SelectRows)
  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 = gridlib.GridCellAutoWrapStringRenderer()
  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         renderer = gridlib.GridCellAutoWrapStringRenderer()
  76         self.SetCellRenderer(15,0, renderer)
  77         self.SetCellValue(15,0, "The text in this cell will be rendered with word-wrapping")
  78
  79
  80         # test all the events
  81         self.Bind(gridlib.EVT_GRID_CELL_LEFT_CLICK, self.OnCellLeftClick)
  82         self.Bind(gridlib.EVT_GRID_CELL_RIGHT_CLICK, self.OnCellRightClick)
  83         self.Bind(gridlib.EVT_GRID_CELL_LEFT_DCLICK, self.OnCellLeftDClick)
  84         self.Bind(gridlib.EVT_GRID_CELL_RIGHT_DCLICK, self.OnCellRightDClick)
  85
  86         self.Bind(gridlib.EVT_GRID_LABEL_LEFT_CLICK, self.OnLabelLeftClick)
  87         self.Bind(gridlib.EVT_GRID_LABEL_RIGHT_CLICK, self.OnLabelRightClick)
  88         self.Bind(gridlib.EVT_GRID_LABEL_LEFT_DCLICK, self.OnLabelLeftDClick)
  89         self.Bind(gridlib.EVT_GRID_LABEL_RIGHT_DCLICK, self.OnLabelRightDClick)
  90
  91         self.Bind(gridlib.EVT_GRID_ROW_SIZE, self.OnRowSize)
  92         self.Bind(gridlib.EVT_GRID_COL_SIZE, self.OnColSize)
  93
  94         self.Bind(gridlib.EVT_GRID_RANGE_SELECT, self.OnRangeSelect)
  95         self.Bind(gridlib.EVT_GRID_CELL_CHANGE, self.OnCellChange)
  96         self.Bind(gridlib.EVT_GRID_SELECT_CELL, self.OnSelectCell)
  97
  98         self.Bind(gridlib.EVT_GRID_EDITOR_SHOWN, self.OnEditorShown)
  99         self.Bind(gridlib.EVT_GRID_EDITOR_HIDDEN, self.OnEditorHidden)
 100         self.Bind(gridlib.EVT_GRID_EDITOR_CREATED, self.OnEditorCreated)
 101
 102
 103     def OnCellLeftClick(self, evt):
 104         self.log.write("OnCellLeftClick: (%d,%d) %s\n" %
 105                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 106         evt.Skip()
 107
 108     def OnCellRightClick(self, evt):
 109         self.log.write("OnCellRightClick: (%d,%d) %s\n" %
 110                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 111         evt.Skip()
 112
 113     def OnCellLeftDClick(self, evt):
 114         self.log.write("OnCellLeftDClick: (%d,%d) %s\n" %
 115                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 116         evt.Skip()
 117
 118     def OnCellRightDClick(self, evt):
 119         self.log.write("OnCellRightDClick: (%d,%d) %s\n" %
 120                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 121         evt.Skip()
 122
 123     def OnLabelLeftClick(self, evt):
 124         self.log.write("OnLabelLeftClick: (%d,%d) %s\n" %
 125                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 126         evt.Skip()
 127
 128     def OnLabelRightClick(self, evt):
 129         self.log.write("OnLabelRightClick: (%d,%d) %s\n" %
 130                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 131         evt.Skip()
 132
 133     def OnLabelLeftDClick(self, evt):
 134         self.log.write("OnLabelLeftDClick: (%d,%d) %s\n" %
 135                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 136         evt.Skip()
 137
 138     def OnLabelRightDClick(self, evt):
 139         self.log.write("OnLabelRightDClick: (%d,%d) %s\n" %
 140                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 141         evt.Skip()
 142
 143     def OnRowSize(self, evt):
 144         self.log.write("OnRowSize: row %d, %s\n" %
 145                        (evt.GetRowOrCol(), evt.GetPosition()))
 146         evt.Skip()
 147
 148     def OnColSize(self, evt):
 149         self.log.write("OnColSize: col %d, %s\n" %
 150                        (evt.GetRowOrCol(), evt.GetPosition()))
 151         evt.Skip()
 152
 153     def OnRangeSelect(self, evt):
 154         if evt.Selecting():
 155             self.log.write("OnRangeSelect: top-left %s, bottom-right %s\n" %
 156                            (evt.GetTopLeftCoords(), evt.GetBottomRightCoords()))
 157         evt.Skip()
 158
 159
 160     def OnCellChange(self, evt):
 161         self.log.write("OnCellChange: (%d,%d) %s\n" %
 162                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 163
 164         # Show how to stay in a cell that has bad data.  We can't just
 165         # call SetGridCursor here since we are nested inside one so it
 166         # won't have any effect.  Instead, set coordinates to move to in
 167         # idle time.
 168         value = self.GetCellValue(evt.GetRow(), evt.GetCol())
 169
 170         if value == 'no good':
 171             self.moveTo = evt.GetRow(), evt.GetCol()
 172
 173
 174     def OnIdle(self, evt):
 175         if self.moveTo != None:
 176             self.SetGridCursor(self.moveTo[0], self.moveTo[1])
 177             self.moveTo = None
 178
 179         evt.Skip()
 180
 181
 182     def OnSelectCell(self, evt):
 183         self.log.write("OnSelectCell: (%d,%d) %s\n" %
 184                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 185
 186         # Another way to stay in a cell that has a bad value...
 187         row = self.GetGridCursorRow()
 188         col = self.GetGridCursorCol()
 189
 190         if self.IsCellEditControlEnabled():
 191             self.HideCellEditControl()
 192             self.DisableCellEditControl()
 193
 194         value = self.GetCellValue(row, col)
 195
 196         if value == 'no good 2':
 197             return  # cancels the cell selection
 198
 199         evt.Skip()
 200
 201
 202     def OnEditorShown(self, evt):
 203         if evt.GetRow() == 6 and evt.GetCol() == 3 and \
 204            wx.MessageBox("Are you sure you wish to edit this cell?",
 205                         "Checking", wx.YES_NO) == wx.NO:
 206             evt.Veto()
 207             return
 208
 209         self.log.write("OnEditorShown: (%d,%d) %s\n" %
 210                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 211         evt.Skip()
 212
 213
 214     def OnEditorHidden(self, evt):
 215         if evt.GetRow() == 6 and evt.GetCol() == 3 and \
 216            wx.MessageBox("Are you sure you wish to  finish editing this cell?",
 217                         "Checking", wx.YES_NO) == wx.NO:
 218             evt.Veto()
 219             return
 220
 221         self.log.write("OnEditorHidden: (%d,%d) %s\n" %
 222                        (evt.GetRow(), evt.GetCol(), evt.GetPosition()))
 223         evt.Skip()
 224
 225
 226     def OnEditorCreated(self, evt):
 227         self.log.write("OnEditorCreated: (%d, %d) %s\n" %
 228                        (evt.GetRow(), evt.GetCol(), evt.GetControl()))
 229
 230
 231
 232 #---------------------------------------------------------------------------
 233
 234 class TestFrame(wx.Frame):
 235     def __init__(self, parent, log):
 236         wx.Frame.__init__(self, parent, -1, "Simple Grid Demo", size=(640,480))
 237         self.grid = SimpleGrid(self, log)
 238
 239
 240
 241 #---------------------------------------------------------------------------
 242
 243 if __name__ == '__main__':
 244     import sys
 245     app = wx.PySimpleApp()
 246     frame = TestFrame(None, sys.stdout)
 247     frame.Show(True)
 248     #import wx.py
 249     #shell = wx.py.shell.ShellFrame(frame, locals={'wx':wx, 'frame':frame})
 250     #shell.Show()
 251     app.MainLoop()
 252
 253
 254 #---------------------------------------------------------------------------
 255
 256