X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/de20db997ddf7ee903076e72e9918caa2e269c19..a2482628795b7de454ef093cb24910c98ad51f1d:/wxPython/demo/MDIDemo.py

diff --git a/wxPython/demo/MDIDemo.py b/wxPython/demo/MDIDemo.py
index 6251ec4a41..6f65a039ff 100644
--- a/wxPython/demo/MDIDemo.py
+++ b/wxPython/demo/MDIDemo.py
@@ -1,53 +1,91 @@
-#!/usr/bin/env python
 
-from wxPython.wx import *
-from wxScrolledWindow import MyCanvas
+import  wx
 
+# Importing ScrolledWindow demo to make use of the MyCanvas 
+# class defined within.
+import  ScrolledWindow 
+import  images
+
+SHOW_BACKGROUND = 1
+
+#----------------------------------------------------------------------
+ID_New  = wx.NewId()
+ID_Exit = wx.NewId()
 #----------------------------------------------------------------------
 
-class MyParentFrame(wxMDIParentFrame):
+class MyParentFrame(wx.MDIParentFrame):
     def __init__(self):
-        wxMDIParentFrame.__init__(self, None, -1, "MDI Parent", size=(600,400))
+        wx.MDIParentFrame.__init__(self, None, -1, "MDI Parent", size=(600,400))
 
         self.winCount = 0
-        menu = wxMenu()
-        menu.Append(5000, "&New Window")
+        menu = wx.Menu()
+        menu.Append(ID_New, "&New Window")
         menu.AppendSeparator()
-        menu.Append(5001, "E&xit")
+        menu.Append(ID_Exit, "E&xit")
 
-        menubar = wxMenuBar()
+        menubar = wx.MenuBar()
         menubar.Append(menu, "&File")
         self.SetMenuBar(menubar)
 
         self.CreateStatusBar()
 
-        EVT_MENU(self, 5000, self.OnNewWindow)
-        EVT_MENU(self, 5001, self.OnExit)
+        self.Bind(wx.EVT_MENU, self.OnNewWindow, id=ID_New)
+        self.Bind(wx.EVT_MENU, self.OnExit, id=ID_Exit)
+
+        if SHOW_BACKGROUND:
+            self.bg_bmp = images.getGridBGBitmap()
+            self.GetClientWindow().Bind(
+                wx.EVT_ERASE_BACKGROUND, self.OnEraseBackground
+                )
 
 
     def OnExit(self, evt):
-        self.Close(true)
+        self.Close(True)
 
 
     def OnNewWindow(self, evt):
         self.winCount = self.winCount + 1
-        win = wxMDIChildFrame(self, -1, "Child Window: %d" % self.winCount)
-        canvas = MyCanvas(win)
-        win.Show(true)
+        win = wx.MDIChildFrame(self, -1, "Child Window: %d" % self.winCount)
+        canvas = ScrolledWindow.MyCanvas(win)
+        win.Show(True)
+
+
+    def OnEraseBackground(self, evt):
+        dc = evt.GetDC()
+
+        if not dc:
+            dc = wx.ClientDC(self.GetClientWindow())
+
+        # tile the background bitmap
+        sz = self.GetClientSize()
+        w = self.bg_bmp.GetWidth()
+        h = self.bg_bmp.GetHeight()
+        x = 0
+        
+        while x < sz.width:
+            y = 0
+
+            while y < sz.height:
+                dc.DrawBitmap(self.bg_bmp, (x, y))
+                y = y + h
+
+            x = x + w
 
 
 #----------------------------------------------------------------------
 
-class MyApp(wxApp):
-    def OnInit(self):
-        frame = MyParentFrame()
-        frame.Show(true)
-        self.SetTopWindow(frame)
-        return true
+if __name__ == '__main__':
+    class MyApp(wx.App):
+        def OnInit(self):
+            wx.InitAllImageHandlers()
+            frame = MyParentFrame()
+            frame.Show(True)
+            self.SetTopWindow(frame)
+            return True
 
 
-app = MyApp(0)
-app.MainLoop()
+    app = MyApp(False)
+    app.MainLoop()