]> git.saurik.com Git - wxWidgets.git/blob - wxPython/demo/GridDragAndDrop.py
Remove use of m_bestSize
[wxWidgets.git] / wxPython / demo / GridDragAndDrop.py
1
2 """
3 Example showing how to make a grid a drop target for files.
4
5 """
6
7 import wx
8 import wx.grid as gridlib
9
10 #---------------------------------------------------------------------------
11 # Set VIRTUAL to 1 to use a virtual grid
12 VIRTUAL = 1
13 #---------------------------------------------------------------------------
14
15 class GridFileDropTarget(wx.FileDropTarget):
16 def __init__(self, grid):
17 wx.FileDropTarget.__init__(self)
18 self.grid = grid
19
20 def OnDropFiles(self, x, y, filenames):
21 # the x,y coordinates here are Unscrolled coordinates. They must be changed
22 # to scrolled coordinates.
23 x, y = self.grid.CalcUnscrolledPosition(x, y)
24
25 # now we need to get the row and column from the grid
26 # but we need to first remove the RowLabel and ColumnLabel
27 # bounding boxes
28 # Why this isn't done for us, I'll never know...
29 x = x - self.grid.GetGridRowLabelWindow().GetRect().width
30 y = y - self.grid.GetGridColLabelWindow().GetRect().height
31 col = self.grid.XToCol(x)
32 row = self.grid.YToRow(y)
33
34 if row > -1 and col > -1:
35 self.grid.SetCellValue(row, col, filenames[0])
36 self.grid.AutoSizeColumn(col)
37 self.grid.Refresh()
38
39
40
41 class FooTable(gridlib.PyGridTableBase):
42 def __init__(self):
43 gridlib.PyGridTableBase.__init__(self)
44 self.dropTargets = {(0,0):"Drag",
45 (1,0):"A",
46 (2,0):"File",
47 (3,0):"To",
48 (4,0):"A",
49 (5,0):"Cell"}
50 def GetNumberCols(self):
51 return 100
52 def GetNumberRows(self):
53 return 100
54 def GetValue(self, row, col):
55 return self.dropTargets.get((row, col), "")
56
57
58 class SimpleGrid(gridlib.Grid):
59 def __init__(self, parent, log):
60 gridlib.Grid.__init__(self, parent, -1)
61 self.log = log
62 self.moveTo = None
63
64 if VIRTUAL:
65 self.table = FooTable()
66 self.SetTable(self.table)
67 else:
68 self.CreateGrid(25, 25)
69
70 # set the drag and drop target
71 dropTarget = GridFileDropTarget(self)
72 self.SetDropTarget(dropTarget)
73 self.EnableDragRowSize()
74 self.EnableDragColSize()
75
76 def SetCellValue(self, row, col, value):
77 if VIRTUAL:
78 self.table.dropTargets[row, col] = value
79 else:
80 gridlib.Grid.SetCellValue(self, row, col, value)
81
82
83 class TestFrame(wx.Frame):
84 def __init__(self, parent, log):
85 wx.Frame.__init__(self, parent, -1, "DragAndDrop Grid", size=(640,480))
86 grid = SimpleGrid(self, log)
87
88
89
90 #---------------------------------------------------------------------------
91
92 if __name__ == '__main__':
93 import sys
94 app = wx.PySimpleApp()
95 frame = TestFrame(None, sys.stdout)
96 frame.Show(True)
97 app.MainLoop()
98
99
100 #---------------------------------------------------------------------------
101
102
103
104