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"""
Example showing how to make a grid a drop target for files.
"""
import wx
import wx.grid as gridlib
#---------------------------------------------------------------------------
# Set VIRTUAL to 1 to use a virtual grid
VIRTUAL = 1
#---------------------------------------------------------------------------
class GridFileDropTarget(wx.FileDropTarget):
def __init__(self, grid):
wx.FileDropTarget.__init__(self)
self.grid = grid
def OnDropFiles(self, x, y, filenames):
# the x,y coordinates here are Unscrolled coordinates. They must be changed
# to scrolled coordinates.
x, y = self.grid.CalcUnscrolledPosition(x, y)
# now we need to get the row and column from the grid
col = self.grid.XToCol(x)
row = self.grid.YToRow(y)
if row > -1 and col > -1:
self.grid.SetCellValue(row, col, filenames[0])
self.grid.AutoSizeColumn(col)
self.grid.Refresh()
class FooTable(gridlib.PyGridTableBase):
def __init__(self):
gridlib.PyGridTableBase.__init__(self)
self.dropTargets = {(0,0):"Drag",
(1,0):"A",
(2,0):"File",
(3,0):"To",
(4,0):"A",
(5,0):"Cell"}
def GetNumberCols(self):
return 100
def GetNumberRows(self):
return 100
def GetValue(self, row, col):
return self.dropTargets.get((row, col), "")
class SimpleGrid(gridlib.Grid):
def __init__(self, parent, log):
gridlib.Grid.__init__(self, parent, -1)
self.log = log
self.moveTo = None
if VIRTUAL:
self.table = FooTable()
self.SetTable(self.table)
else:
self.CreateGrid(25, 25)
# set the drag and drop target
dropTarget = GridFileDropTarget(self)
self.SetDropTarget(dropTarget)
self.EnableDragRowSize()
self.EnableDragColSize()
def SetCellValue(self, row, col, value):
if VIRTUAL:
self.table.dropTargets[row, col] = value
else:
gridlib.Grid.SetCellValue(self, row, col, value)
class TestFrame(wx.Frame):
def __init__(self, parent, log):
wx.Frame.__init__(self, parent, -1, "DragAndDrop Grid", size=(640,480))
grid = SimpleGrid(self, log)
#---------------------------------------------------------------------------
if __name__ == '__main__':
import sys
app = wx.App()
frame = TestFrame(None, sys.stdout)
frame.Show(True)
app.MainLoop()
#---------------------------------------------------------------------------
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