+ // Pointer to the event being currently processed by the IME or NULL if not
+ // inside key handling.
+ GdkEventKey* m_imKeyEvent;
+
+ // This method generalizes gtk_im_context_filter_keypress(): for the
+ // generic windows it does just that but it's overridden by the classes
+ // wrapping native widgets that use IM themselves and so provide specific
+ // methods for accessing it such gtk_entry_im_context_filter_keypress().
+ virtual int GTKIMFilterKeypress(GdkEventKey* event) const;
+
+ // This method must be called from the derived classes "insert-text" signal
+ // handlers to check if the text is not being inserted by the IM and, if
+ // this is the case, generate appropriate wxEVT_CHAR events for it.
+ //
+ // Returns true if we did generate and process events corresponding to this
+ // text or false if we didn't handle it.
+ bool GTKOnInsertText(const char* text);
+
+ // This is just a helper of GTKOnInsertText() which is also used by GTK+
+ // "commit" signal handler.
+ bool GTKDoInsertTextFromIM(const char* text);
+
+
+ // indices for the arrays below
+ enum ScrollDir { ScrollDir_Horz, ScrollDir_Vert, ScrollDir_Max };
+
+ // horizontal/vertical scroll bar
+ GtkRange* m_scrollBar[ScrollDir_Max];
+
+ // horizontal/vertical scroll position
+ double m_scrollPos[ScrollDir_Max];
+
+ // return the scroll direction index corresponding to the given orientation
+ // (which is wxVERTICAL or wxHORIZONTAL)
+ static ScrollDir ScrollDirFromOrient(int orient)
+ {
+ return orient == wxVERTICAL ? ScrollDir_Vert : ScrollDir_Horz;
+ }
+
+ // return the orientation for the given scrolling direction
+ static int OrientFromScrollDir(ScrollDir dir)
+ {
+ return dir == ScrollDir_Horz ? wxHORIZONTAL : wxVERTICAL;
+ }
+
+ // find the direction of the given scrollbar (must be one of ours)
+ ScrollDir ScrollDirFromRange(GtkRange *range) const;
+
+ // set the current cursor for all GdkWindows making part of this widget
+ // (see GTKGetWindow)
+ void GTKUpdateCursor(bool update_self = true, bool recurse = true);
+
+ // extra (wxGTK-specific) flags
+ bool m_noExpose:1; // wxGLCanvas has its own redrawing
+ bool m_nativeSizeEvent:1; // wxGLCanvas sends wxSizeEvent upon "alloc_size"
+ bool m_isScrolling:1; // dragging scrollbar thumb?
+ bool m_clipPaintRegion:1; // true after ScrollWindow()
+ wxRegion m_nativeUpdateRegion; // not transformed for RTL
+ bool m_dirtyTabOrder:1; // tab order changed, GTK focus
+ // chain needs update
+ bool m_mouseButtonDown:1;
+
+ bool m_showOnIdle:1; // postpone showing the window until idle
+
+protected: