def menu_item_cb (view, action, widget):
print 'Action:', action, gtk.item_factory_path_from_widget(widget), view
view.canvas.push_undo (None)
if action == FILE_NEW:
canvas = dia.Canvas()
canvas.set_property ('allow_undo', 1)
view = dia.CanvasView(canvas=canvas, aa=1)
display_canvas_view (view)
elif action == FILE_CLOSE:
view.get_toplevel().destroy()
elif action == FILE_QUIT:
view.get_toplevel().destroy()
gtk.main_quit()
elif action == EDIT_UNDO:
view.canvas.pop_undo()
elif action == EDIT_REDO:
view.canvas.pop_redo()
elif action == EDIT_SELECT_ALL:
view.select_rectangle ( [ -100000, -100000, 100000, 100000 ] )
elif action == EDIT_DEL_FOCUSED:
if view.focus_item:
item = view.focus_item.item
# If the item is a composite item, remove the parent item instead
while (item.flags & dia.COMPOSITE) != 0:
item = item.parent
item.parent.remove (item)
elif action == EDIT_DEL_SELECTED:
pass # need wrapper
elif action == EDIT_GC:
pass
elif action == VIEW_ZOOM_IN:
view.set_zoom (view.get_zoom() + 0.1)
elif action == VIEW_ZOOM_OUT:
view.set_zoom (view.get_zoom() - 0.1)
elif action == VIEW_ZOOM_100:
view.set_zoom (1.0)
elif action == VIEW_SNAP_TO_GRID:
snap = view.canvas.get_property ('snap_to_grid')
view.canvas.set_property ('snap_to_grid', not snap)
elif action == OBJECT_ADD_LINE:
tool = PlacementTool (dia.CanvasLine, color=dia.color(220, 0, 0))
view.set_tool (tool)
tool.signal_id = tool.connect ('button_release_event', unset_tool, view)
elif action == OBJECT_ADD_BOX:
tool = PlacementTool (dia.CanvasBox, width=0.0, height=0.0)
view.set_tool (tool)
tool.signal_id = tool.connect ('button_release_event', unset_tool, view)
else:
print 'This item is not yet implemented.'
def main(argv):
rect = (0, 0, 1000, 1000)
canvas = dia.Canvas()
box = dia.CanvasBox()
box.set(parent=canvas.root, width=100, height=100)#, color=0x999900FF)
box.move (50, 50)
box.connect('connect', connect_cb)
line = dia.CanvasLine()
line.set(parent=canvas.root, add_point=(100, 100), color=dia.color(0, 200, 0))
line.set(add_point=(300, 300))
my_box = MyBox()
canvas.root.add(my_box)
my_box2 = MyBox2()
canvas.root.add(my_box2)
my_box2.move(100,100)
del my_box2
canvas.update_now()
canvas.set_property ('allow_undo', 1)
canvas.set_property ('static_extents', 1)
ext = canvas.get_property ('extents')
ext = (-100.0, -100, 200, 200)
canvas.set_property ('extents', ext)
ext = canvas.get_property ('extents')
view = dia.CanvasView (canvas=canvas, aa=1)
tool = PlacementTool (dia.CanvasLine)
view.set_tool (tool)
del tool
view.set_tool (None)
display_canvas_view(view)
gtk.main()