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# Copyright (c) 2003 by Intevation GmbH |
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# Authors: |
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# Jonathan Coles <[email protected]> |
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# |
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# This program is free software under the GPL (>=v2) |
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# Read the file COPYING coming with Thuban for details. |
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|
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"""Classes for creating dockable windows""" |
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|
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__version__ = "$Revision$" |
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|
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from Thuban import _ |
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|
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from wxPython.wx import * |
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|
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from Thuban.Lib.connector import Publisher |
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|
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from dialogs import NonModalDialog |
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|
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from messages import DOCKABLE_DOCKED, DOCKABLE_UNDOCKED, DOCKABLE_CLOSED |
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|
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import gc |
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|
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ID_BUTTON_DOCK = 4001 |
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ID_BUTTON_CLOSE = 4002 |
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|
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PANEL_ID = 3141 |
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|
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class DockPanel(wxPanel): |
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|
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def __init__(self, parent, id): |
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|
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if not isinstance(parent, DockableWindow): |
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raise TypeError("") |
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|
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wxPanel.__init__(self, parent.GetCurrentParent(), id) |
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|
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#self.SetDockParent(None) |
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parent.SetPanel(self) |
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|
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def SetDockParent(self, parent): |
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self.__dockParent = parent |
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|
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def GetDockParent(self): |
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return self.__dockParent |
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|
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def SetDock(self, dock): |
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#if dock == self.IsDocked(): return |
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|
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if dock: |
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self.Dock() |
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else: |
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self.UnDock() |
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|
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def Dock(self): |
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self.GetDockParent().Dock() |
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|
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def UnDock(self): |
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self.GetDockParent().UnDock() |
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|
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def IsDocked(self): |
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return self.GetDockParent().IsDocked() |
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|
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class DockableWindow(Publisher): |
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|
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def __getattr__(self, attr): |
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|
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#print attr |
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return getattr(self.__topWindow, attr) |
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#try: |
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#except AttributeError: |
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#raise |
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#return self.__dict__[attr] |
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#return getattr(self, attr) |
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#pass |
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|
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def __init__(self, parent, id, name, |
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title, dockWindow, orient): #, panel, docked = False, show = True): |
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|
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if not isinstance(parent, DockFrame): raise TypeError("") |
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|
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self.__parent = parent |
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self.__id = id |
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self.__name = name |
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|
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self.__orientation = orient |
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|
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self.__dockWindow = dockWindow |
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#self.__floatWindow = NonModalDialog(parent, name, title) |
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self.__floatWindow = wxFrame(parent, id, title) |
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|
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self.__docked = False |
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|
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self.__dockPanel = None |
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|
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if self.__docked: |
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self.__topWindow = self.__dockWindow |
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else: |
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self.__topWindow = self.__floatWindow |
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|
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self.__floatSize = None |
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self.__floatPosition = None |
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|
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self.__panel = None |
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|
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self.__dockWindow.Hide() |
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self.__floatWindow.Hide() |
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|
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EVT_CLOSE(self, self._OnClose) |
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|
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## |
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# Public methods |
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# |
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|
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def GetName(self): |
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return self.__name |
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|
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def SetPanel(self, panel): |
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|
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if not isinstance(panel, DockPanel): |
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raise TypeError("") |
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|
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self.__panel = panel |
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self.__panel.SetDockParent(self) |
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self.__CreateBorder() |
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|
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self.SetDock(self.__docked) |
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|
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def GetPanel(self): |
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return self.__panel |
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|
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def GetCurrentParent(self): |
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return self.__topWindow |
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|
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def SetDock(self, dock): |
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|
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self.__CheckAllGood() |
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|
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if dock: |
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self.Dock() |
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else: |
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self.UnDock() |
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|
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def Dock(self): |
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self.__CheckAllGood() |
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|
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wasVisible = self.IsShown() |
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|
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if wasVisible: self.Show(False) |
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|
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self.__docked = True |
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|
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# |
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# save window information |
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# |
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self.__floatSize = self.GetSize() |
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self.__floatPosition = self.GetPosition() |
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|
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# |
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# reparent |
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# |
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self.__topWindow = self.__dockWindow |
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self.__dockPanel.Reparent(self.__topWindow) |
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|
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self.__dockButton.SetLabel(_("Undock")) |
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|
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self.SetDockSize(self.__dockWindow.GetSize()) |
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|
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if wasVisible: self.Show(True) |
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|
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#self.__parent._UpdateDocks() |
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|
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self.issue(DOCKABLE_DOCKED, self.__id, self) |
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|
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def UnDock(self): |
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self.__CheckAllGood() |
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|
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wasVisible = self.IsShown() |
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|
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if wasVisible: self.Show(False) |
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|
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self.__docked = False |
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|
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# |
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# reparent |
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# |
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self.__topWindow = self.__floatWindow |
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self.__dockPanel.Reparent(self.__topWindow) |
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|
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self.__dockButton.SetLabel(_("Dock")) |
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|
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if wasVisible: self.Show() |
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|
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# |
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# restore window information |
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# |
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if self.__floatPosition is not None: self.SetPosition(self.__floatPosition) |
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if self.__floatSize is not None: self.SetSize(self.__floatSize) |
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|
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self.__dockPanel.SetSize(self.__topWindow.GetClientSize()) |
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|
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self.issue(DOCKABLE_UNDOCKED, self.__id, self) |
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|
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def IsDocked(self): |
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self.__CheckAllGood() |
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|
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return self.__docked |
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|
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|
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def Show(self, show = True): |
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if show: |
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self.__DoShow() |
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else: |
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self.__DoHide() |
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|
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def SetDockSize(self, rect = None): |
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|
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# |
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# adjust the size to get the |
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w0, h0 = self.__dockPanel.GetBestSize() |
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w, h = self.__panel.GetBestSize() |
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|
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#print (w0, h0), (w, h) |
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|
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if (w, h) < (w0, h0): |
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w = w0 |
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h = h0 |
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|
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if rect is not None: |
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rw = rect.width |
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rh = rect.height |
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#print " ", (rw, rh) |
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if rw < w: rw = w |
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if rh < h: rh = h |
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else: |
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rw = w |
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rh = h |
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|
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# these are to account for the border?!!? |
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rw += 8 # XXX: without this the sash isn't visible!?!?!?! |
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rh += 8 # XXX: without this the sash isn't visible!?!?!?! |
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|
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self.__dockWindow.SetDefaultSize(wxSize(rw, rh)) |
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|
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|
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def Destroy(self): |
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self.__panel.Destroy() |
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self.__floatWindow.Destroy() |
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self.__dockWindow.Destroy() |
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self.__parent.OnDockDestroy(self) |
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|
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## |
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# Event handlers |
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# |
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|
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def _OnButtonClose(self, event): |
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#self.Close() |
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self.Show(False) |
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|
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def _OnClose(self, force = False): |
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self.Show(False) |
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|
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def _OnToggleDock(self, event): |
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self.__CheckAllGood() |
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|
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self.SetDock(not self.IsDocked()) |
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|
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## |
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# Private methods |
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# |
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|
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def __CheckAllGood(self): |
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if self.__panel is None: |
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raise TypeError("") |
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|
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def __DoShow(self): |
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if self.IsShown(): return |
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#print "__DoShow()", self.IsShown() |
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|
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self.__topWindow.Show() |
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|
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#if self.IsDocked(): |
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#self.SetDockSize() |
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|
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if self.__topWindow is self.__dockWindow: |
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self.__parent._UpdateDocks() |
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|
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def __DoHide(self): |
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if not self.IsShown(): return |
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#print "__DoHide()", self.IsShown() |
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self.__topWindow.Show(False) |
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|
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if self.__topWindow is self.__dockWindow: |
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self.__parent._UpdateDocks() |
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|
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|
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def __CreateBorder(self): |
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|
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#self.__panel.Reparent(self) # Make sure we hang on to the panel |
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|
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self.__dockPanel = wxPanel(self.__topWindow, -1, style=wxSUNKEN_BORDER) |
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#self.__dockPanel.SetBackgroundColour(wxColour(255, 0, 0)) |
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|
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if self.__orientation == wxLAYOUT_VERTICAL: |
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sizer = wxBoxSizer(wxVERTICAL) |
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headerBoxOrient = wxHORIZONTAL |
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else: |
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sizer = wxBoxSizer(wxHORIZONTAL) |
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headerBoxOrient = wxVERTICAL |
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|
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|
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headerBox = wxStaticBoxSizer( |
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wxStaticBox(self.__dockPanel, -1, ""), headerBoxOrient) |
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|
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buttonBox = wxBoxSizer(wxHORIZONTAL) |
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|
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# |
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# ideally, we should be able to rotate this text depending on |
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# our orientation |
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# |
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text = wxStaticText(self.__dockPanel, -1, self.GetTitle(), |
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style = wxALIGN_CENTRE) |
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|
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# |
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# Perhaps using wxToggleButton would be better, but it's only |
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# supported under wxMSW and wxGTK as of v2.4.0.3 |
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# |
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self.__dockButton = wxButton(self.__dockPanel, ID_BUTTON_DOCK, "WWWWWW", |
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style = wxBU_EXACTFIT | wxADJUST_MINSIZE) |
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|
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closeX = wxButton(self.__dockPanel, ID_BUTTON_CLOSE, "X", |
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style = wxBU_EXACTFIT | wxADJUST_MINSIZE) |
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|
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buttonBox.Add(self.__dockButton, 0, wxALIGN_RIGHT, 0) |
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buttonBox.Add(closeX, 0, wxALIGN_RIGHT, 0) |
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|
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if self.__orientation == wxLAYOUT_VERTICAL: |
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headerBox.Add(text, 0, wxALIGN_LEFT | wxALIGN_CENTRE_VERTICAL, 0) |
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headerBox.Add(1, 20, 1, wxGROW) |
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headerBox.Add(buttonBox, 0, wxGROW | wxALIGN_RIGHT, 0) |
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else: |
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headerBox.Add(buttonBox, 0, wxGROW, 0) |
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headerBox.Add(text, 0, wxALIGN_LEFT | wxALIGN_CENTRE_VERTICAL, 0) |
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|
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sizer.Add(headerBox, 0, wxGROW, 0) |
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|
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self.__panel.Reparent(self.__dockPanel) |
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self.__panel.SetId(PANEL_ID) |
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|
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sizer.Add(self.__panel, 1, wxGROW, 0) |
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|
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sizer.Fit(self.__dockPanel) |
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|
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self.__dockPanel.SetSizer(sizer) |
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self.__dockPanel.SetAutoLayout(True) |
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|
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sizer.SetSizeHints(self.__dockPanel) |
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|
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EVT_BUTTON(self.__dockPanel, ID_BUTTON_DOCK, self._OnToggleDock) |
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EVT_BUTTON(self.__dockPanel, ID_BUTTON_CLOSE, self._OnButtonClose) |
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|
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|
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class DockFrame(wxFrame): |
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|
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def __init__(self, parent, id, title, position, size): |
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wxFrame.__init__(self, parent, id, title, position, size) |
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|
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self.openWindows = {} |
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|
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self.__update_lock = 0 |
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|
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self.SetMainWindow(None) |
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|
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|
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EVT_SIZE(self, self._OnSashSize) |
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EVT_CLOSE(self, self._OnClose) |
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|
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layout2oppSash = { |
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wxLAYOUT_NONE : wxSASH_NONE, |
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wxLAYOUT_TOP : wxSASH_BOTTOM, |
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wxLAYOUT_LEFT : wxSASH_RIGHT, |
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wxLAYOUT_RIGHT : wxSASH_LEFT, |
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wxLAYOUT_BOTTOM : wxSASH_TOP } |
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|
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|
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def _OnClose(self, event): |
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|
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self.__update_lock += 1 |
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|
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# |
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# child windows are not notified when the parent is destroyed |
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# as of v2.4.0.3 so we need to interate over our children |
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# and tell them to go away. |
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# |
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for key in self.openWindows.keys(): |
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win = self.openWindows[key] |
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win.Destroy() |
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|
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self.__update_lock -= 1 |
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|
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# should really call _UpdateDocks() here but we don't need to |
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# since we're going away |
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|
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def CreateDock(self, name, id, title, align): |
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|
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if align in (wxLAYOUT_NONE, wxLAYOUT_LEFT, wxLAYOUT_RIGHT): |
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orient = wxLAYOUT_VERTICAL |
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else: |
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orient = wxLAYOUT_HORIZONTAL |
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|
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sash = wxSashLayoutWindow(self, id, style=wxNO_BORDER|wxSW_3D) |
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sash.SetOrientation(orient) |
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sash.SetAlignment(align) |
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#print align, DockFrame.layout2oppSash[align] |
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sash.SetSashVisible(DockFrame.layout2oppSash[align], True) |
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sash.SetSashBorder(DockFrame.layout2oppSash[align], True) |
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|
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win = DockableWindow(self, id, name, title, sash, orient) |
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|
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self.__RegisterDock(name, win) |
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EVT_SASH_DRAGGED(self, id, self._OnSashDragged) |
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|
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return win |
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|
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def FindRegisteredDock(self, name): |
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return self.openWindows.get(name) |
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|
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def OnDockDestroy(self, win): |
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del self.openWindows[win.GetName()] |
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self._UpdateDocks() |
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|
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def SetMainWindow(self, main): |
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self.__mainWindow = main |
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self._UpdateDocks() |
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|
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def _UpdateDocks(self): |
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#print "_UpdateDocks()" |
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if self.__update_lock == 0: |
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wxLayoutAlgorithm().LayoutWindow(self, self.__mainWindow) |
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|
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def _OnSashDragged(self, event): |
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if event.GetDragStatus() == wxSASH_STATUS_OUT_OF_RANGE: |
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return |
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|
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id = event.GetId() |
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sash = self.FindWindowById(id) |
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#assert(isinstance(win, wxPanel)) |
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dockPanel = sash.GetChildren()[0] |
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#print dockPanel |
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panel = dockPanel.FindWindowById(PANEL_ID) |
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#print panel |
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assert isinstance(panel, DockPanel) |
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win = panel.GetDockParent() |
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#print win |
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assert isinstance(win, DockableWindow) |
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|
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assert win.IsDocked() |
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|
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rect = event.GetDragRect() |
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|
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win.SetDockSize(rect) |
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|
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self._UpdateDocks() |
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|
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def _OnSashSize(self, event): |
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self._UpdateDocks() |
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|
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def __RegisterDock(self, name, win): |
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if self.FindRegisteredDock(name) is not None: |
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raise ValueError( |
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"A dockable window is already registered under the name '%s'" % name) |
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|
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self.openWindows[name] = win |
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|
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