Code: Alles auswählen
#!/usr/bin/env python
# -*- coding: iso-8859-15 -*-
"""
Demonstriert, wie man ein Panel mit der Maus verschieben lassen kann.
Dafür habe ich das wxPython-Beispiel "ShapedWindow" abgewandelt.
"""
import wx
wx.SetDefaultPyEncoding("iso-8859-15")
class MyFrame(wx.Frame):
def __init__(
self, parent = None, id = -1, title = "Example", size = wx.Size(550, 420)
):
wx.Frame.__init__(self, parent, id, title, size = size)
self.mp_delta = (0,0)
panel = wx.Panel(self)
movable_panel = wx.Panel(panel, size = (100, 100))
movable_panel.SetBackgroundColour("green")
self.movable_panel = movable_panel
movable_panel.Bind(wx.EVT_LEFT_DOWN, self.on_mp_left_down)
movable_panel.Bind(wx.EVT_LEFT_UP, self.on_mp_left_up)
movable_panel.Bind(wx.EVT_MOTION, self.on_mp_motion)
def on_mp_left_down(self, evt):
self.movable_panel.CaptureMouse()
x, y = self.movable_panel.ClientToScreen(evt.GetPosition())
originx, originy = self.movable_panel.GetPosition()
dx = x - originx
dy = y - originy
self.mp_delta = ((dx, dy))
def on_mp_left_up(self, evt):
if self.movable_panel.HasCapture():
self.movable_panel.ReleaseMouse()
def on_mp_motion(self, evt):
if evt.Dragging() and evt.LeftIsDown():
x, y = self.movable_panel.ClientToScreen(evt.GetPosition())
fp = (x - self.mp_delta[0], y - self.mp_delta[1])
self.movable_panel.Move(fp)
def main():
"""Testing"""
app = wx.PySimpleApp()
f = MyFrame()
f.Center()
f.Show()
app.MainLoop()
if __name__ == "__main__":
main()Gerold
