pydocview.py

Wxpython Implemented on Windows CE, Source code

            service.InstallControls(self, menuBar = menuBar, toolBar = toolBar, statusBar = statusBar)
            if hasattr(service, "ShowWindow"):
                service.ShowWindow()  # instantiate service windows for correct positioning, we'll hide/show them later based on user preference

        if wx.Platform != '__WXMAC__':
            self.SetMenuBar(menuBar)  # wxBug: Have to set the menubar at the very end or the automatic MDI "window" menu doesn't get put in the right place when the services add new menus to the menubar


    def ProcessEvent(self, event):
        """
        Processes an event, searching event tables and calling zero or more
        suitable event handler function(s).  Note that the ProcessEvent
        method is called from the wxPython docview framework directly since
        wxPython does not have a virtual ProcessEvent function.
        """
        id = event.GetId()
        if id == SAVEALL_ID:
            self.OnFileSaveAll(event)
            return True

        return wx.GetApp().ProcessEvent(event)


    def ProcessUpdateUIEvent(self, event):
        """
        Processes a UI event, searching event tables and calling zero or more
        suitable event handler function(s).  Note that the ProcessEvent
        method is called from the wxPython docview framework directly since
        wxPython does not have a virtual ProcessEvent function.
        """
        id = event.GetId()
        if id == wx.ID_CUT:
            event.Enable(False)
            return True
        elif id == wx.ID_COPY:
            event.Enable(False)
            return True
        elif id == wx.ID_PASTE:
            event.Enable(False)
            return True
        elif id == wx.ID_CLEAR:
            event.Enable(False)
            return True
        elif id == wx.ID_SELECTALL:
            event.Enable(False)
            return True
        elif id == SAVEALL_ID:
            filesModified = False
            docs = wx.GetApp().GetDocumentManager().GetDocuments()
            for doc in docs:
                if doc.IsModified():
                    filesModified = True
                    break

            event.Enable(filesModified)
            return True
        else:
            return wx.GetApp().ProcessUpdateUIEvent(event)


    def CreateEmbeddedWindows(self, windows=0, minSize=20):
        """
        Create the specified embedded windows around the edges of the frame.
        """
        frameSize = self.GetSize()   # TODO: GetClientWindow.GetSize is still returning 0,0 since the frame isn't fully constructed yet, so using full frame size
        defaultHSize = max(minSize, int(frameSize[0] / 6))
        defaultVSize = max(minSize, int(frameSize[1] / 7))
        defaultSubVSize = int(frameSize[1] / 2)
        config = wx.ConfigBase_Get()
        if windows & (EMBEDDED_WINDOW_LEFT | EMBEDDED_WINDOW_TOPLEFT | EMBEDDED_WINDOW_BOTTOMLEFT):
            self._leftEmbWindow = self._CreateEmbeddedWindow(self, (max(minSize,config.ReadInt("MDIEmbedLeftSize", defaultHSize)), -1), wx.LAYOUT_VERTICAL, wx.LAYOUT_LEFT, visible = config.ReadInt("MDIEmbedLeftVisible", 1), sash = wx.SASH_RIGHT)
        else:
            self._leftEmbWindow = None
        if windows & EMBEDDED_WINDOW_TOPLEFT:
            self._topLeftEmbWindow = self._CreateEmbeddedWindow(self._leftEmbWindow, (-1, config.ReadInt("MDIEmbedTopLeftSize", defaultSubVSize)), wx.LAYOUT_HORIZONTAL, wx.LAYOUT_TOP, visible = config.ReadInt("MDIEmbedTopLeftVisible", 1), sash = wx.SASH_BOTTOM)
        else:
            self._topLeftEmbWindow = None
        if windows & EMBEDDED_WINDOW_BOTTOMLEFT:
            self._bottomLeftEmbWindow = self._CreateEmbeddedWindow(self._leftEmbWindow, (-1, config.ReadInt("MDIEmbedBottomLeftSize", defaultSubVSize)), wx.LAYOUT_HORIZONTAL, wx.LAYOUT_BOTTOM, visible = config.ReadInt("MDIEmbedBottomLeftVisible", 1))
        else:
            self._bottomLeftEmbWindow = None
        if windows & (EMBEDDED_WINDOW_RIGHT | EMBEDDED_WINDOW_TOPRIGHT | EMBEDDED_WINDOW_BOTTOMRIGHT):
            self._rightEmbWindow = self._CreateEmbeddedWindow(self, (max(minSize,config.ReadInt("MDIEmbedRightSize", defaultHSize)), -1), wx.LAYOUT_VERTICAL, wx.LAYOUT_RIGHT, visible = config.ReadInt("MDIEmbedRightVisible", 1), sash = wx.SASH_LEFT)
        else:
            self._rightEmbWindow = None
        if windows & EMBEDDED_WINDOW_TOPRIGHT:
            self._topRightEmbWindow = self._CreateEmbeddedWindow(self._rightEmbWindow, (-1, config.ReadInt("MDIEmbedTopRightSize", defaultSubVSize)), wx.LAYOUT_HORIZONTAL, wx.LAYOUT_TOP, visible = config.ReadInt("MDIEmbedTopRightVisible", 1), sash = wx.SASH_BOTTOM)
        else:
            self._topRightEmbWindow = None
        if windows & EMBEDDED_WINDOW_BOTTOMRIGHT:
            self._bottomRightEmbWindow = self._CreateEmbeddedWindow(self._rightEmbWindow, (-1, config.ReadInt("MDIEmbedBottomRightSize", defaultSubVSize)), wx.LAYOUT_HORIZONTAL, wx.LAYOUT_BOTTOM, visible = config.ReadInt("MDIEmbedBottomRightVisible", 1))
        else:
            self._bottomRightEmbWindow = None
        if windows & EMBEDDED_WINDOW_TOP:
            self._topEmbWindow = self._CreateEmbeddedWindow(self, (-1, max(minSize,config.ReadInt("MDIEmbedTopSize", defaultVSize))), wx.LAYOUT_HORIZONTAL, wx.LAYOUT_TOP, visible = config.ReadInt("MDIEmbedTopVisible", 1), sash = wx.SASH_BOTTOM)
        else:
            self._topEmbWindow = None
        if windows & EMBEDDED_WINDOW_BOTTOM:
            self._bottomEmbWindow = self._CreateEmbeddedWindow(self, (-1, max(minSize,config.ReadInt("MDIEmbedBottomSize", defaultVSize))), wx.LAYOUT_HORIZONTAL, wx.LAYOUT_BOTTOM, visible = config.ReadInt("MDIEmbedBottomVisible", 1), sash = wx.SASH_TOP)
        else:
            self._bottomEmbWindow = None


    def SaveEmbeddedWindowSizes(self):
        """
        Saves the sizes of the embedded windows.
        """
        config = wx.ConfigBase_Get()
        if not self.IsMaximized():
            config.WriteInt("MDIFrameXLoc", self.GetPositionTuple()[0])
            config.WriteInt("MDIFrameYLoc", self.GetPositionTuple()[1])
            config.WriteInt("MDIFrameXSize", self.GetSizeTuple()[0])
            config.WriteInt("MDIFrameYSize", self.GetSizeTuple()[1])
        config.WriteInt("MDIFrameMaximized", self.IsMaximized())
        config.WriteInt("ViewToolBar", self._toolBar.IsShown())
        config.WriteInt("ViewStatusBar", self.GetStatusBar().IsShown())

        if self._leftEmbWindow:
            config.WriteInt("MDIEmbedLeftSize", self._leftEmbWindow.GetSize()[0])
            config.WriteInt("MDIEmbedLeftVisible", self._leftEmbWindow.IsShown())
        if self._topLeftEmbWindow:
            if self._topLeftEmbWindow._sizeBeforeHidden:
                size = self._topLeftEmbWindow._sizeBeforeHidden[1]
            else:
                size = self._topLeftEmbWindow.GetSize()[1]
            config.WriteInt("MDIEmbedTopLeftSize", size)
            config.WriteInt("MDIEmbedTopLeftVisible", self._topLeftEmbWindow.IsShown())
        if self._bottomLeftEmbWindow:
            if self._bottomLeftEmbWindow._sizeBeforeHidden:
                size = self._bottomLeftEmbWindow._sizeBeforeHidden[1]
            else:
                size = self._bottomLeftEmbWindow.GetSize()[1]
            config.WriteInt("MDIEmbedBottomLeftSize", size)
            config.WriteInt("MDIEmbedBottomLeftVisible", self._bottomLeftEmbWindow.IsShown())
        if self._rightEmbWindow:
            config.WriteInt("MDIEmbedRightSize", self._rightEmbWindow.GetSize()[0])
            config.WriteInt("MDIEmbedRightVisible", self._rightEmbWindow.IsShown())
        if self._topRightEmbWindow:
            if self._topRightEmbWindow._sizeBeforeHidden:
                size = self._topRightEmbWindow._sizeBeforeHidden[1]
            else:
                size = self._topRightEmbWindow.GetSize()[1]
            config.WriteInt("MDIEmbedTopRightSize", size)
            config.WriteInt("MDIEmbedTopRightVisible", self._topRightEmbWindow.IsShown())
        if self._bottomRightEmbWindow:
            if self._bottomRightEmbWindow._sizeBeforeHidden:
                size = self._bottomRightEmbWindow._sizeBeforeHidden[1]
            else:
                size = self._bottomRightEmbWindow.GetSize()[1]
            config.WriteInt("MDIEmbedBottomRightSize", size)
            config.WriteInt("MDIEmbedBottomRightVisible", self._bottomRightEmbWindow.IsShown())
        if self._topEmbWindow:
            config.WriteInt("MDIEmbedTopSize", self._topEmbWindow.GetSize()[1])
            config.WriteInt("MDIEmbedTopVisible", self._topEmbWindow.IsShown())
        if self._bottomEmbWindow:
            config.WriteInt("MDIEmbedBottomSize", self._bottomEmbWindow.GetSize()[1])
            config.WriteInt("MDIEmbedBottomVisible", self._bottomEmbWindow.IsShown())


    def GetEmbeddedWindow(self, loc):
        """
        Returns the instance of the embedded window specified by the embedded window location constant.
        """
        if loc == EMBEDDED_WINDOW_TOP:
            return self._topEmbWindow
        elif loc == EMBEDDED_WINDOW_BOTTOM:
            return self._bottomEmbWindow
        elif loc == EMBEDDED_WINDOW_LEFT:
            return self._leftEmbWindow
        elif loc == EMBEDDED_WINDOW_RIGHT:
            return self._rightEmbWindow
        elif loc == EMBEDDED_WINDOW_TOPLEFT:
            return self._topLeftEmbWindow
        elif loc == EMBEDDED_WINDOW_BOTTOMLEFT:
            return self._bottomLeftEmbWindow
        elif loc == EMBEDDED_WINDOW_TOPRIGHT:
            return self._topRightEmbWindow
        elif loc == EMBEDDED_WINDOW_BOTTOMRIGHT:
            return self._bottomRightEmbWindow
        return None


    def _CreateEmbeddedWindow(self, parent, size, orientation, alignment, visible=True, sash=None):
        """
        Creates the embedded window with the specified size, orientation, and alignment.  If the
        window is not visible it will retain the size with which it was last viewed.
        """
        window = wx.SashLayoutWindow(parent, wx.NewId(), style = wx.NO_BORDER | wx.SW_3D)
        window.SetDefaultSize(size)
        window.SetOrientation(orientation)
        window.SetAlignment(alignment)
        if sash != None:  # wx.SASH_TOP is 0 so check for None instead of just doing "if sash:"
            window.SetSashVisible(sash, True)
        ####
        def OnEmbeddedWindowSashDrag(event):
            if event.GetDragStatus() == wx.SASH_STATUS_OUT_OF_RANGE:
                return
            sashWindow = event.GetEventObject()
            if sashWindow.GetAlignment() == wx.LAYOUT_TOP or sashWindow.GetAlignment() == wx.LAYOUT_BOTTOM:
                size = wx.Size(-1, event.GetDragRect().height)
            else:
                size = wx.Size(event.GetDragRect().width, -1)
            event.GetEventObject().SetDefaultSize(size)
            self._LayoutFrame()
            sashWindow.Refresh()
            if isinstance(sashWindow.GetParent(), wx.SashLayoutWindow):
                sashWindow.Show()
                parentSashWindow = sashWindow.GetParent()  # Force a refresh
                parentSashWindow.Layout()
                parentSashWindow.Refresh()
                parentSashWindow.SetSize((parentSashWindow.GetSize().width + 1, parentSashWindow.GetSize().height + 1))
        ####
        wx.EVT_SASH_DRAGGED(window, window.GetId(), OnEmbeddedWindowSashDrag)
        window._sizeBeforeHidden = None
        if not visible:
            window.Show(False)
            if isinstance(parent, wx.SashLayoutWindow): # It's a window embedded in another sash window so remember its actual size to show it again
                window._sizeBeforeHidden = size
        return window


    def ShowEmbeddedWindow(self, window, show=True):
        """
        Shows or hides the embedded window specified by the embedded window location constant.
        """
        window.Show(show)
        if isinstance(window.GetParent(), wx.SashLayoutWindow):  # It is a parent sashwindow with multiple embedded sashwindows
            parentSashWindow = window.GetParent()
            if show:  # Make sure it is visible in case all of the subwindows were hidden
                parentSashWindow.Show()
            if show and window._sizeBeforeHidden:
                if window._sizeBeforeHidden[1] == parentSashWindow.GetClientSize()[1]:
                    if window == self.GetEmbeddedWindow(EMBEDDED_WINDOW_BOTTOMLEFT) and self.GetEmbeddedWindow(EMBEDDED_WINDOW_TOPLEFT).IsShown():
                        window.SetDefaultSize((window._sizeBeforeHidden[0], window._sizeBeforeHidden[0] - self.GetEmbeddedWindow(EMBEDDED_WINDOW_TOPLEFT).GetSize()[1]))
                    elif window == self.GetEmbeddedWindow(EMBEDDED_WINDOW_TOPLEFT) and self.GetEmbeddedWindow(EMBEDDED_WINDOW_BOTTOMLEFT).IsShown():
                        window.SetDefaultSize((window._sizeBeforeHidden[0], window._sizeBeforeHidden[0] - self.GetEmbeddedWindow(EMBEDDED_WINDOW_BOTTOMLEFT).GetSize()[1]))
                    elif window == self.GetEmbeddedWindow(EMBEDDED_WINDOW_BOTTOMRIGHT) and self.GetEmbeddedWindow(EMBEDDED_WINDOW_TOPRIGHT).IsShown():
                        window.SetDefaultSize((window._sizeBeforeHidden[0], window._sizeBeforeHidden[0] - self.GetEmbeddedWindow(EMBEDDED_WINDOW_TOPRIGHT).GetSize()[1]))
                    elif window == self.GetEmbeddedWindow(EMBEDDED_WINDOW_TOPRIGHT) and self.GetEmbeddedWindow(EMBEDDED_WINDOW_BOTTOMRIGHT).IsShown():
                        window.SetDefaultSize((window._sizeBeforeHidden[0], window._sizeBeforeHidden[0] - self.GetEmbeddedWindow(EMBEDDED_WINDOW_BOTTOMRIGHT).GetSize()[1]))
                else:
                    window.SetDefaultSize(window._sizeBeforeHidden)
                    # If it is not the size of the full parent sashwindow set the other window's size so that if it gets shown it will have a cooresponding size
                    if window._sizeBeforeHidden[1] < parentSashWindow.GetClientSize()[1]:
                        otherWindowSize = (-1, parentSashWindow.GetClientSize()[1] - window._sizeBeforeHidden[1])
                        if window == self.GetEmbeddedWindow(EMBEDDED_WINDOW_BOTTOMLEFT):
                            self.GetEmbeddedWindow(EMBEDDED_WINDOW_TOPLEFT).SetDefaultSize(otherWindowSize)
                        elif window == self.GetEmbeddedWindow(EMBEDDED_WINDOW_TOPLEFT):
                            self.GetEmbeddedWindow(EMBEDDED_WINDOW_BOTTOMLEFT).SetDefaultSize(otherWindowSize)
                        elif window == self.GetEmbeddedWindow(EMBEDDED_WINDOW_BOTTOMRIGHT):
                            self.GetEmbeddedWindow(EMBEDDED_WINDOW_TOPRIGHT).SetDefaultSize(otherWindowSize)
                        elif window == self.GetEmbeddedWindow(EMBEDDED_WINDOW_TOPRIGHT):
                            self.GetEmbeddedWindow(EMBEDDED_WINDOW_BOTTOMRIGHT).SetDefaultSize(otherWindowSize)

            if not show:
                if window == self.GetEmbeddedWindow(EMBEDDED_WINDOW_BOTTOMRIGHT) and not self.GetEmbeddedWindow(EMBEDDED_WINDOW_TOPRIGHT).IsShown() \
                    or window == self.GetEmbeddedWindow(EMBEDDED_WINDOW_TOPRIGHT) and not self.GetEmbeddedWindow(EMBEDDED_WINDOW_BOTTOMRIGHT).IsShown() \
                    or window == self.GetEmbeddedWindow(EMBEDDED_WINDOW_BOTTOMLEFT) and not self.GetEmbeddedWindow(EMBEDDED_WINDOW_TOPLEFT).IsShown() \
                    or window == self.GetEmbeddedWindow(EMBEDDED_WINDOW_TOPLEFT) and not self.GetEmbeddedWindow(EMBEDDED_WINDOW_BOTTOMLEFT).IsShown():
                    parentSashWindow.Hide()  # Hide the parent sashwindow if all of the children are hidden
            parentSashWindow.Layout()   # Force a refresh
            parentSashWindow.Refresh()
            parentSashWindow.SetSize((parentSashWindow.GetSize().width + 1, parentSashWindow.GetSize().height + 1))
        self._LayoutFrame()


    def HideEmbeddedWindow(self, window):
        """
        Hides the embedded window specified by the embedded window location constant.
        """
        self.ShowEmbeddedWindow(window, show=False)


class DocTabbedChildFrame(wx.Panel):
    """
    The wxDocMDIChildFrame class provides a default frame for displaying
    documents on separate windows. This class can only be used for MDI child
    frames.

    The class is part of the document/view framework supported by wxWindows,
    and cooperates with the wxView, wxDocument, wxDocManager and wxDocTemplate
    classes.
    """


    def __init__(self, doc, view, frame, id, title, pos=wx.DefaultPosition, size=wx.DefaultSize, style=wx.DEFAULT_FRAME_STYLE, name="frame"):
        """
        Constructor.  Note that the event table must be rebuilt for the
        frame since the EvtHandler is not virtual.
        """
        wx.Panel.__init__(self, frame.GetNotebook(), id)
        self._childDocument = doc
        self._childView = view
        frame.AddNotebookPage(self, doc.GetPrintableName())
        if view:
            view.SetFrame(self)


    def GetIcon(self):
        """
        Dummy method since the icon of tabbed frames are managed by the notebook.
        """
        return None


    def SetIcon(self, icon):
        """
        Dummy method since the icon of tabbed frames are managed by the notebook.
        """
        pass


    def Destroy(self):
        """
        Removes the current notebook page.
        """