X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/1ecc323f2609c8afea31948b9eac2d965cc84f5e..f2b6dd8c508ddc1ebfee5b7d6e68a44b4e05a50f:/interface/wx/docview.h?ds=inline

diff --git a/interface/wx/docview.h b/interface/wx/docview.h
index 1b2c9f9788..848c987dea 100644
--- a/interface/wx/docview.h
+++ b/interface/wx/docview.h
@@ -565,24 +565,6 @@ public:
     */
     wxList& GetTemplates();
 
-    /**
-        Create the frame used for print preview.
-
-        This method can be overridden if you need to change the behaviour or
-        appearance of the preview window. By default, a standard wxPreviewFrame
-        is created.
-
-        @since 2.9.1
-
-        @param preview The associated preview object.
-        @param parent The parent window for the frame.
-        @param title The suggested title for the print preview frame.
-        @return A new print preview frame, must not return @NULL.
-    */
-    virtual wxPreviewFrame* CreatePreviewFrame(wxPrintPreviewBase* preview,
-                                               wxWindow* parent,
-                                               const wxString& title);
-
     /**
         Initializes data; currently just calls OnCreateFileHistory().
 
@@ -749,6 +731,53 @@ public:
 
 
 protected:
+    /**
+        Called when a file selected from the MRU list doesn't exist any more.
+
+        The default behaviour is to remove the file from the MRU (most recently
+        used) files list and the corresponding menu and notify the user about
+        it but this method can be overridden to customize it.
+
+        For example, an application may want to just give an error about the
+        missing file @a filename but not remove it from the file history. Or it
+        could ask the user whether the file should be kept or removed.
+
+        Notice that this method is called only if the file selected by user
+        from the MRU files in the menu doesn't exist, but not if opening it
+        failed for any other reason because in the latter case the default
+        behaviour of removing the file from the MRU list is inappropriate.
+        If you still want to do it, you would need to do it by calling
+        RemoveFileFromHistory() explicitly in the part of the file opening code
+        that may fail.
+
+        @since 2.9.3
+
+        @param n
+            The index of the file in the MRU list, it can be passed to
+            RemoveFileFromHistory() to remove this file from the list.
+        @param filename
+            The full name of the file.
+     */
+    virtual void OnMRUFileNotExist(unsigned n, const wxString& filename);
+
+    /**
+        Create the frame used for print preview.
+
+        This method can be overridden if you need to change the behaviour or
+        appearance of the preview window. By default, a standard wxPreviewFrame
+        is created.
+
+        @since 2.9.1
+
+        @param preview The associated preview object.
+        @param parent The parent window for the frame.
+        @param title The suggested title for the print preview frame.
+        @return A new print preview frame, must not return @NULL.
+    */
+    virtual wxPreviewFrame* CreatePreviewFrame(wxPrintPreviewBase* preview,
+                                               wxWindow* parent,
+                                               const wxString& title);
+
     /**
         The currently active view.
     */
@@ -984,6 +1013,13 @@ public:
     and cooperates with the wxView, wxDocument, wxDocManager and wxDocTemplate
     classes.
 
+    Notice that this class handles ::wxEVT_ACTIVATE event and activates the
+    child view on receiving it. Don't intercept this event unless you want to
+    prevent from this happening.
+
+    The same remark applies to ::wxEVT_CLOSE_WINDOW, as wxDocParentFrame the
+    frame handles this event by trying to close the associated view.
+
     @library{wxcore}
     @category{docview}
 
@@ -1017,18 +1053,6 @@ public:
     */
     wxView* GetView() const;
 
-    /**
-        Sets the currently active view to be the frame's view. You may need to
-        override (but still call) this function in order to set the keyboard
-        focus for your subwindow.
-    */
-    void OnActivate(wxActivateEvent& event);
-
-    /**
-        Closes and deletes the current view and document.
-    */
-    void OnCloseWindow(wxCloseEvent& event);
-
     /**
         Sets the document for this frame.
     */
@@ -1062,6 +1086,12 @@ public:
     It cooperates with the wxView, wxDocument, wxDocManager and wxDocTemplate
     classes.
 
+    Notice that this class processes ::wxEVT_CLOSE_WINDOW event and tries to
+    close all open views from its handler. If all the views can be closed, i.e.
+    if none of them contains unsaved changes or the user decides to not save
+    them, the window is destroyed. Don't intercept this event in your code
+    unless you want to replace this logic.
+
     @library{wxcore}
     @category{docview}
 
@@ -1101,26 +1131,6 @@ public:
         Returns the associated document manager object.
     */
     wxDocManager* GetDocumentManager() const;
-
-    /**
-        Deletes all views and documents. If no user input cancelled the
-        operation, the frame will be destroyed and the application will exit.
-        Since understanding how document/view clean-up takes place can be
-        difficult, the implementation of this function is shown below:
-
-        @code
-        void wxDocParentFrame::OnCloseWindow(wxCloseEvent& event)
-        {
-            if (m_docManager->Clear(!event.CanVeto()))
-            {
-                this->Destroy();
-            }
-            else
-                event.Veto();
-        }
-        @endcode
-    */
-    void OnCloseWindow(wxCloseEvent& event);
 };