]> git.saurik.com Git - wxWidgets.git/blobdiff - wxPython/samples/ide/activegrid/tool/AbstractEditor.py
updates
[wxWidgets.git] / wxPython / samples / ide / activegrid / tool / AbstractEditor.py
index 8bda44696df8f65588c0e0e7ec4e0ae82fb565ef..18fbf6d7fc1b84f2801dd23b1e828f479a04355b 100644 (file)
@@ -21,6 +21,7 @@ _ = wx.GetTranslation
 SELECT_BRUSH = wx.Brush("BLUE", wx.SOLID)
 SHAPE_BRUSH = wx.Brush("WHEAT", wx.SOLID)
 LINE_BRUSH = wx.BLACK_BRUSH
+INACTIVE_SELECT_BRUSH = wx.Brush("LIGHT BLUE", wx.SOLID)
 
 
 def GetRawModel(model):
@@ -47,8 +48,17 @@ class CanvasView(wx.lib.docview.View):
         self._pt2 = None
         self._needEraseLasso = False
         self._propShape = None
+        self._maxWidth = 2000
+        self._maxHeight = 16000
 
 
+    def OnDraw(self, dc):
+        """ for Print Preview and Print """
+        dc.BeginDrawing()
+        self._canvas.Redraw(dc)
+        dc.EndDrawing()
+        
+
     def OnCreate(self, doc, flags):
         frame = wx.GetApp().CreateDocumentFrame(self, doc, flags)
         frame.Show()
@@ -59,15 +69,42 @@ class CanvasView(wx.lib.docview.View):
         frame.Layout()        
         self.Activate()
         return True
-
+        
 
     def OnActivateView(self, activate, activeView, deactiveView):
         if activate and self._canvas:
             # In MDI mode just calling set focus doesn't work and in SDI mode using CallAfter causes an endless loop
             if self.GetDocumentManager().GetFlags() & wx.lib.docview.DOC_SDI:
-                self._canvas.SetFocus()
+                self.SetFocus()
             else:
-                wx.CallAfter(self._canvas.SetFocus)
+                wx.CallAfter(self.SetFocus)
+
+
+    def SetFocus(self):
+        if self._canvas:
+            self._canvas.SetFocus()
+
+
+    def OnFocus(self, event):
+        self.SetFocus()
+        self.FocusColorPropertyShape(True)
+        event.Skip()
+
+
+    def OnKillFocus(self, event):
+        self.FocusColorPropertyShape(False)
+        event.Skip()
+
+
+    def HasFocus(self):
+        winWithFocus = wx.Window.FindFocus()
+        if not winWithFocus:
+            return False
+        while winWithFocus:
+            if winWithFocus == self._canvas:
+                return True
+            winWithFocus = winWithFocus.GetParent()
+        return False
 
 
     def OnClose(self, deleteWindow = True):
@@ -90,10 +127,19 @@ class CanvasView(wx.lib.docview.View):
         wx.EVT_MOTION(self._canvas, self.OnLeftDrag)
         wx.EVT_LEFT_DCLICK(self._canvas, self.OnLeftDoubleClick)
         wx.EVT_KEY_DOWN(self._canvas, self.OnKeyPressed)
+        
+        # need this otherwise mouse clicks don't set focus to this view
+        wx.EVT_LEFT_DOWN(self._canvas, self.OnFocus)
+        wx.EVT_LEFT_DCLICK(self._canvas, self.OnFocus)
+        wx.EVT_RIGHT_DOWN(self._canvas, self.OnFocus)
+        wx.EVT_RIGHT_DCLICK(self._canvas, self.OnFocus)
+        wx.EVT_MIDDLE_DOWN(self._canvas, self.OnFocus)
+        wx.EVT_MIDDLE_DCLICK(self._canvas, self.OnFocus)
+        
+        wx.EVT_KILL_FOCUS(self._canvas, self.OnKillFocus)
+        wx.EVT_SET_FOCUS(self._canvas, self.OnFocus)
 
-        maxWidth = 2000
-        maxHeight = 16000
-        self._canvas.SetScrollbars(20, 20, maxWidth / 20, maxHeight / 20)
+        self._canvas.SetScrollbars(20, 20, self._maxWidth / 20, self._maxHeight / 20)
         
         self._canvas.SetBackgroundColour(wx.WHITE)
         self._diagram = ogl.Diagram()
@@ -505,7 +551,36 @@ class CanvasView(wx.lib.docview.View):
 
         # draw new selection
         if self._propShape and self._propShape in self._diagram.GetShapeList():
-            self._propShape.SetBrush(SELECT_BRUSH)
+            if self.HasFocus():
+                self._propShape.SetBrush(SELECT_BRUSH)
+            else:
+                self._propShape.SetBrush(INACTIVE_SELECT_BRUSH)
+            if (self._propShape._textColourName in ["BLACK", "WHITE"]):  # Would use GetTextColour() but it is broken
+                self._propShape.SetTextColour("WHITE", 0)
+            self._propShape.Draw(dc)
+
+        dc.EndDrawing()
+
+
+    def FocusColorPropertyShape(self, gotFocus=False):
+        # no need to change highlight if no PropertyService is running
+        propertyService = wx.GetApp().GetService(PropertyService.PropertyService)
+        if not propertyService:
+            return
+
+        if not self._propShape:
+            return
+
+        dc = wx.ClientDC(self._canvas)
+        self._canvas.PrepareDC(dc)
+        dc.BeginDrawing()
+
+        # draw deactivated selection
+        if self._propShape and self._propShape in self._diagram.GetShapeList():
+            if gotFocus:
+                self._propShape.SetBrush(SELECT_BRUSH)
+            else:
+                self._propShape.SetBrush(INACTIVE_SELECT_BRUSH)
             if (self._propShape._textColourName in ["BLACK", "WHITE"]):  # Would use GetTextColour() but it is broken
                 self._propShape.SetTextColour("WHITE", 0)
             self._propShape.Draw(dc)
@@ -586,7 +661,16 @@ class EditorCanvasShapeEvtHandler(ogl.ShapeEvtHandler):
         self._view.SetSelection(model, keys == self.SHIFT_KEY or keys == self.CONTROL_KEY)
 
 
+    def OnMovePre(self, dc, x, y, oldX, oldY, display):
+        """ Prevent objects from being dragged outside of viewable area """
+        if (x > self._view._maxWidth) or (y > self._view._maxHeight):
+            return False
+
+        return ogl.ShapeEvtHandler.OnMovePre(self, dc, x, y, oldX, oldY, display)
+
+
     def OnMovePost(self, dc, x, y, oldX, oldY, display):
+        """ Update the model's record of where the shape should be.  Also enable redo/undo.  """
         if x == oldX and y == oldY:
             return
         if not self._view.GetDocument():