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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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The DockFrame is the main window that will be the parent for the |
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dockable windows. |
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|
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The DockPanel is a panel that all windows that wish to be dockable |
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should derive from. |
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""" |
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|
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__version__ = "$Revision$" |
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|
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import resource |
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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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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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DOCK_BMP = "dock_12" |
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UNDOCK_BMP = "undock_12" |
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CLOSE_BMP = "close_12" |
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|
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class DockPanel(wxPanel): |
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"""A DockPanel is a panel that should be derived from to create panels |
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that can be docked in a DockFrame. |
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""" |
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|
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def __init__(self, parent, id): |
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"""parent should be a DockableWindow created from |
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DockFrame.CreateDock(). |
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""" |
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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.parent = parent |
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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 Create(self): |
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self.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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"""Specifically set the docked state of the panel |
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to dock (True or False). |
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""" |
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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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"""Dock the panel in the DockFrame.""" |
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self.GetDockParent().Dock() |
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|
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def UnDock(self): |
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"""Undock the panel in the DockFrame.""" |
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self.GetDockParent().UnDock() |
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|
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def IsDocked(self): |
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"""Return True if the panel is docked.""" |
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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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return getattr(self.__topWindow, attr) |
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|
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def __init__(self, parent, id, name, title, dockWindow, orient): |
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"""Create the dockable window. |
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|
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Initially, the window is hidden, but in an undocked state. |
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""" |
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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 = wxFrame(parent, id, title) |
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|
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self.__docked = False |
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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.__dockPanel = None |
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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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"""Dock the window.""" |
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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.SetBitmapLabel(self.__bmpUnDock) |
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self.__dockButton.SetBitmapFocus(self.__bmpUnDock) |
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self.__dockButton.SetBitmapSelected(self.__bmpUnDock) |
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self.__dockButton.SetBitmapDisabled(self.__bmpUnDock) |
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self.__dockButton.SetToolTip(wxToolTip(_("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.issue(DOCKABLE_DOCKED, self.__id, self) |
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|
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def UnDock(self): |
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"""Undock the window.""" |
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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.SetBitmapLabel(self.__bmpDock) |
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self.__dockButton.SetBitmapFocus(self.__bmpDock) |
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self.__dockButton.SetBitmapSelected(self.__bmpDock) |
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self.__dockButton.SetBitmapDisabled(self.__bmpDock) |
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self.__dockButton.SetToolTip(wxToolTip(_("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: |
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self.SetPosition(self.__floatPosition) |
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if self.__floatSize is not None: |
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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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return self.__docked |
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|
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def Show(self, show = True): |
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"""Show or hide the window.""" |
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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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"""Set the size of the dock window to rect.""" |
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|
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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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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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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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|
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self.__topWindow.Show() |
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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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|
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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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def __CreateBorder(self): |
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|
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self.__dockPanel = wxPanel(self.__topWindow, -1, style=wxSUNKEN_BORDER) |
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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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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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# |
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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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font = text.GetFont() |
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font.SetPointSize(10) |
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text.SetFont(font) |
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|
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# |
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# load the dock/undock/close bitmaps |
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# and create the buttons |
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# |
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self.__bmpDock = \ |
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resource.GetBitmapResource(DOCK_BMP, wxBITMAP_TYPE_XPM) |
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self.__bmpUnDock = \ |
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resource.GetBitmapResource(UNDOCK_BMP, wxBITMAP_TYPE_XPM) |
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|
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if self.__docked: |
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bmp = self.__bmpDock |
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else: |
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bmp = self.__bmpUnDock |
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|
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self.__dockButton = wxBitmapButton( |
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self.__dockPanel, ID_BUTTON_DOCK, |
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bmp, |
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size = wxSize(bmp.GetWidth() + 4, bmp.GetHeight() + 4), |
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style = wxBU_EXACTFIT | wxADJUST_MINSIZE) |
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|
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bmp = resource.GetBitmapResource(CLOSE_BMP, wxBITMAP_TYPE_XPM) |
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|
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closeX = wxBitmapButton(self.__dockPanel, ID_BUTTON_CLOSE, bmp, |
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size = wxSize(bmp.GetWidth() + 4, |
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bmp.GetHeight() + 4), |
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style = wxBU_EXACTFIT | wxADJUST_MINSIZE) |
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closeX.SetToolTip(wxToolTip(_("Close"))) |
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|
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# |
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# fill in the sizer in an order appropriate to the orientation |
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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, 5, 1, wxGROW) |
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headerBox.Add(self.__dockButton, 0, wxALIGN_RIGHT, 0) |
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headerBox.Add(closeX, 0, wxALIGN_RIGHT | wxLEFT, 4) |
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else: |
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headerBox.Add(closeX, 0, wxALIGN_RIGHT | wxBOTTOM, 4) |
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headerBox.Add(self.__dockButton, 0, wxALIGN_RIGHT, 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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sizer.Add(self.__panel, 1, wxGROW, 0) |
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|
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|
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self.__dockPanel.SetAutoLayout(True) |
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self.__dockPanel.SetSizer(sizer) |
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sizer.SetSizeHints(self.__dockPanel) |
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sizer.SetSizeHints(self.__floatWindow) |
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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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"""A DockFrame is a frame that will contain dockable panels.""" |
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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 |
| 439 |
# since we're going away |
| 440 |
|
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def CreateDock(self, name, id, title, align): |
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"""Create a new dock. align specifies where the dock will |
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be placed. It can be one of wxLAYOUT_NONE, wxLAYOUT_LEFT, |
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wxLAYOUT_RIGHT. |
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""" |
| 446 |
|
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if align in (wxLAYOUT_NONE, wxLAYOUT_LEFT, wxLAYOUT_RIGHT): |
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orient = wxLAYOUT_VERTICAL |
| 449 |
else: |
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orient = wxLAYOUT_HORIZONTAL |
| 451 |
|
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sash = wxSashLayoutWindow(self, id, style=wxNO_BORDER|wxSW_3D) |
| 453 |
sash.SetOrientation(orient) |
| 454 |
sash.SetAlignment(align) |
| 455 |
sash.SetSashVisible(DockFrame.layout2oppSash[align], True) |
| 456 |
sash.SetSashBorder(DockFrame.layout2oppSash[align], True) |
| 457 |
|
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win = DockableWindow(self, id, name, title, sash, orient) |
| 459 |
|
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self.__RegisterDock(name, win) |
| 461 |
EVT_SASH_DRAGGED(self, id, self._OnSashDragged) |
| 462 |
|
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return win |
| 464 |
|
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def FindRegisteredDock(self, name): |
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"""Return a reference to a dock that has name.""" |
| 467 |
return self.openWindows.get(name) |
| 468 |
|
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def OnDockDestroy(self, win): |
| 470 |
del self.openWindows[win.GetName()] |
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self._UpdateDocks() |
| 472 |
|
| 473 |
def SetMainWindow(self, main): |
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self.__mainWindow = main |
| 475 |
self._UpdateDocks() |
| 476 |
|
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def _UpdateDocks(self): |
| 478 |
if self.__update_lock == 0: |
| 479 |
wxLayoutAlgorithm().LayoutWindow(self, self.__mainWindow) |
| 480 |
|
| 481 |
def _OnSashDragged(self, event): |
| 482 |
if event.GetDragStatus() == wxSASH_STATUS_OUT_OF_RANGE: |
| 483 |
return |
| 484 |
|
| 485 |
id = event.GetId() |
| 486 |
sash = self.FindWindowById(id) |
| 487 |
#assert(isinstance(win, wxPanel)) |
| 488 |
dockPanel = sash.GetChildren()[0] |
| 489 |
panel = dockPanel.FindWindowById(PANEL_ID) |
| 490 |
assert isinstance(panel, DockPanel) |
| 491 |
win = panel.GetDockParent() |
| 492 |
assert isinstance(win, DockableWindow) |
| 493 |
|
| 494 |
assert win.IsDocked() |
| 495 |
|
| 496 |
rect = event.GetDragRect() |
| 497 |
|
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win.SetDockSize(rect) |
| 499 |
|
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self._UpdateDocks() |
| 501 |
|
| 502 |
def _OnSashSize(self, event): |
| 503 |
self._UpdateDocks() |
| 504 |
|
| 505 |
def __RegisterDock(self, name, win): |
| 506 |
if self.FindRegisteredDock(name) is not None: |
| 507 |
raise ValueError( |
| 508 |
"A dockable window is already registered under the name '%s'" % name) |
| 509 |
|
| 510 |
self.openWindows[name] = win |
| 511 |
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