| 1 | |
| 2 | import wx |
| 3 | import wx.grid as gridlib |
| 4 | |
| 5 | #--------------------------------------------------------------------------- |
| 6 | |
| 7 | class CustomDataTable(gridlib.PyGridTableBase): |
| 8 | def __init__(self, log): |
| 9 | gridlib.PyGridTableBase.__init__(self) |
| 10 | self.log = log |
| 11 | |
| 12 | self.colLabels = ['ID', 'Description', 'Severity', 'Priority', 'Platform', |
| 13 | 'Opened?', 'Fixed?', 'Tested?', 'TestFloat'] |
| 14 | |
| 15 | self.dataTypes = [gridlib.GRID_VALUE_NUMBER, |
| 16 | gridlib.GRID_VALUE_STRING, |
| 17 | gridlib.GRID_VALUE_CHOICE + ':only in a million years!,wish list,minor,normal,major,critical', |
| 18 | gridlib.GRID_VALUE_NUMBER + ':1,5', |
| 19 | gridlib.GRID_VALUE_CHOICE + ':all,MSW,GTK,other', |
| 20 | gridlib.GRID_VALUE_BOOL, |
| 21 | gridlib.GRID_VALUE_BOOL, |
| 22 | gridlib.GRID_VALUE_BOOL, |
| 23 | gridlib.GRID_VALUE_FLOAT + ':6,2', |
| 24 | ] |
| 25 | |
| 26 | self.data = [ |
| 27 | [1010, "The foo doesn't bar", "major", 1, 'MSW', 1, 1, 1, 1.12], |
| 28 | [1011, "I've got a wicket in my wocket", "wish list", 2, 'other', 0, 0, 0, 1.50], |
| 29 | [1012, "Rectangle() returns a triangle", "critical", 5, 'all', 0, 0, 0, 1.56] |
| 30 | |
| 31 | ] |
| 32 | |
| 33 | |
| 34 | #-------------------------------------------------- |
| 35 | # required methods for the wxPyGridTableBase interface |
| 36 | |
| 37 | def GetNumberRows(self): |
| 38 | return len(self.data) + 1 |
| 39 | |
| 40 | def GetNumberCols(self): |
| 41 | return len(self.data[0]) |
| 42 | |
| 43 | def IsEmptyCell(self, row, col): |
| 44 | try: |
| 45 | return not self.data[row][col] |
| 46 | except IndexError: |
| 47 | return True |
| 48 | |
| 49 | # Get/Set values in the table. The Python version of these |
| 50 | # methods can handle any data-type, (as long as the Editor and |
| 51 | # Renderer understands the type too,) not just strings as in the |
| 52 | # C++ version. |
| 53 | def GetValue(self, row, col): |
| 54 | try: |
| 55 | return self.data[row][col] |
| 56 | except IndexError: |
| 57 | return '' |
| 58 | |
| 59 | def SetValue(self, row, col, value): |
| 60 | try: |
| 61 | self.data[row][col] = value |
| 62 | except IndexError: |
| 63 | # add a new row |
| 64 | self.data.append([''] * self.GetNumberCols()) |
| 65 | self.SetValue(row, col, value) |
| 66 | |
| 67 | # tell the grid we've added a row |
| 68 | msg = gridlib.GridTableMessage(self, # The table |
| 69 | gridlib.GRIDTABLE_NOTIFY_ROWS_APPENDED, # what we did to it |
| 70 | 1 # how many |
| 71 | ) |
| 72 | |
| 73 | self.GetView().ProcessTableMessage(msg) |
| 74 | |
| 75 | |
| 76 | #-------------------------------------------------- |
| 77 | # Some optional methods |
| 78 | |
| 79 | # Called when the grid needs to display labels |
| 80 | def GetColLabelValue(self, col): |
| 81 | return self.colLabels[col] |
| 82 | |
| 83 | # Called to determine the kind of editor/renderer to use by |
| 84 | # default, doesn't necessarily have to be the same type used |
| 85 | # natively by the editor/renderer if they know how to convert. |
| 86 | def GetTypeName(self, row, col): |
| 87 | return self.dataTypes[col] |
| 88 | |
| 89 | # Called to determine how the data can be fetched and stored by the |
| 90 | # editor and renderer. This allows you to enforce some type-safety |
| 91 | # in the grid. |
| 92 | def CanGetValueAs(self, row, col, typeName): |
| 93 | colType = self.dataTypes[col].split(':')[0] |
| 94 | if typeName == colType: |
| 95 | return True |
| 96 | else: |
| 97 | return False |
| 98 | |
| 99 | def CanSetValueAs(self, row, col, typeName): |
| 100 | return self.CanGetValueAs(row, col, typeName) |
| 101 | |
| 102 | |
| 103 | |
| 104 | |
| 105 | |
| 106 | #--------------------------------------------------------------------------- |
| 107 | |
| 108 | |
| 109 | |
| 110 | class CustTableGrid(gridlib.Grid): |
| 111 | def __init__(self, parent, log): |
| 112 | gridlib.Grid.__init__(self, parent, -1) |
| 113 | |
| 114 | table = CustomDataTable(log) |
| 115 | |
| 116 | # The second parameter means that the grid is to take ownership of the |
| 117 | # table and will destroy it when done. Otherwise you would need to keep |
| 118 | # a reference to it and call it's Destroy method later. |
| 119 | self.SetTable(table, True) |
| 120 | |
| 121 | self.SetRowLabelSize(0) |
| 122 | self.SetMargins(0,0) |
| 123 | self.AutoSizeColumns(False) |
| 124 | |
| 125 | gridlib.EVT_GRID_CELL_LEFT_DCLICK(self, self.OnLeftDClick) |
| 126 | |
| 127 | |
| 128 | # I do this because I don't like the default behaviour of not starting the |
| 129 | # cell editor on double clicks, but only a second click. |
| 130 | def OnLeftDClick(self, evt): |
| 131 | if self.CanEnableCellControl(): |
| 132 | self.EnableCellEditControl() |
| 133 | |
| 134 | |
| 135 | #--------------------------------------------------------------------------- |
| 136 | |
| 137 | class TestFrame(wx.Frame): |
| 138 | def __init__(self, parent, log): |
| 139 | |
| 140 | wx.Frame.__init__( |
| 141 | self, parent, -1, "Custom Table, data driven Grid Demo", size=(640,480) |
| 142 | ) |
| 143 | |
| 144 | p = wx.Panel(self, -1, style=0) |
| 145 | grid = CustTableGrid(p, log) |
| 146 | b = wx.Button(p, -1, "Another Control...") |
| 147 | b.SetDefault() |
| 148 | self.Bind(wx.EVT_BUTTON, self.OnButton, b) |
| 149 | b.Bind(wx.EVT_SET_FOCUS, self.OnButtonFocus) |
| 150 | bs = wx.BoxSizer(wx.VERTICAL) |
| 151 | bs.Add(grid, 1, wx.GROW|wx.ALL, 5) |
| 152 | bs.Add(b) |
| 153 | p.SetSizer(bs) |
| 154 | |
| 155 | def OnButton(self, evt): |
| 156 | print "button selected" |
| 157 | |
| 158 | def OnButtonFocus(self, evt): |
| 159 | print "button focus" |
| 160 | |
| 161 | |
| 162 | #--------------------------------------------------------------------------- |
| 163 | |
| 164 | if __name__ == '__main__': |
| 165 | import sys |
| 166 | app = wx.PySimpleApp() |
| 167 | frame = TestFrame(None, sys.stdout) |
| 168 | frame.Show(True) |
| 169 | app.MainLoop() |
| 170 | |
| 171 | |
| 172 | #--------------------------------------------------------------------------- |