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[wxWidgets.git] / include / wx / gtk / window.h

diff --git a/include/wx/gtk/window.h b/include/wx/gtk/window.h
index 90a6cdeda52e5a148f08ab1edc906a845d54f3c4..c14e0d836e9bb3a1abae0878c5c5e5d0aec58874 100644 (file)
--- a/include/wx/gtk/window.h
+++ b/include/wx/gtk/window.h
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        window.h
+// Name:        wx/gtk/window.h

 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$
 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$


@@ -7,55 +7,59 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 

-

 #ifndef __GTKWINDOWH__
 #define __GTKWINDOWH__
 
 #ifndef __GTKWINDOWH__
 #define __GTKWINDOWH__
 

-#ifdef __GNUG__
-    #pragma interface
-#endif
+// helper structure that holds class that holds GtkIMContext object and
+// some additional data needed for key events processing
+struct wxGtkIMData;

 
 //-----------------------------------------------------------------------------
 // callback definition for inserting a window (internal)
 //-----------------------------------------------------------------------------
 
 
 //-----------------------------------------------------------------------------
 // callback definition for inserting a window (internal)
 //-----------------------------------------------------------------------------
 

-typedef void (*wxInsertChildFunction)( wxWindow*, wxWindow* );
+class WXDLLIMPEXP_CORE wxWindowGTK;
+typedef void (*wxInsertChildFunction)( wxWindowGTK*, wxWindowGTK* );

 
 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------

-// wxWindow
+// wxWindowGTK

 //-----------------------------------------------------------------------------
 
 //-----------------------------------------------------------------------------
 

-class wxWindow : public wxWindowBase
+class WXDLLIMPEXP_CORE wxWindowGTK : public wxWindowBase

 {
 {

-    DECLARE_DYNAMIC_CLASS(wxWindow)
-

 public:
     // creating the window
     // -------------------
 public:
     // creating the window
     // -------------------

-    wxWindow();
-    wxWindow(wxWindow *parent,
-             wxWindowID id,
-             const wxPoint& pos = wxDefaultPosition,
-             const wxSize& size = wxDefaultSize,
-             long style = 0,
-             const wxString& name = wxPanelNameStr);
+    wxWindowGTK();
+    wxWindowGTK(wxWindow *parent,
+                wxWindowID id,
+                const wxPoint& pos = wxDefaultPosition,
+                const wxSize& size = wxDefaultSize,
+                long style = 0,
+                const wxString& name = wxPanelNameStr);

     bool Create(wxWindow *parent,
                 wxWindowID id,
                 const wxPoint& pos = wxDefaultPosition,
                 const wxSize& size = wxDefaultSize,
                 long style = 0,
                 const wxString& name = wxPanelNameStr);
     bool Create(wxWindow *parent,
                 wxWindowID id,
                 const wxPoint& pos = wxDefaultPosition,
                 const wxSize& size = wxDefaultSize,
                 long style = 0,
                 const wxString& name = wxPanelNameStr);

-    virtual ~wxWindow();
+    virtual ~wxWindowGTK();

 
     // implement base class (pure) virtual methods
     // -------------------------------------------
 
     // implement base class (pure) virtual methods
     // -------------------------------------------

+
+    virtual void SetLabel(const wxString& WXUNUSED(label)) { }
+    virtual wxString GetLabel() const { return wxEmptyString; }
+

     virtual bool Destroy();
 
     virtual void Raise();
     virtual void Lower();
 
     virtual bool Destroy();
 
     virtual void Raise();
     virtual void Lower();
 

-    virtual bool Show( bool show = TRUE );
-    virtual bool Enable( bool enable = TRUE );
+    virtual bool Show( bool show = true );
+    virtual bool Enable( bool enable = true );
+
+    virtual void SetWindowStyleFlag( long style );

 
     virtual bool IsRetained() const;
 
 
     virtual bool IsRetained() const;
 


@@ -65,18 +69,19 @@ public:
     virtual bool Reparent( wxWindowBase *newParent );
 
     virtual void WarpPointer(int x, int y);
     virtual bool Reparent( wxWindowBase *newParent );
 
     virtual void WarpPointer(int x, int y);

-    virtual void CaptureMouse();
-    virtual void ReleaseMouse();

 
 

-    virtual void Refresh( bool eraseBackground = TRUE,
+    virtual void Refresh( bool eraseBackground = true,

                           const wxRect *rect = (const wxRect *) NULL );
                           const wxRect *rect = (const wxRect *) NULL );

-    virtual void Clear();
+    virtual void Update();
+    virtual void ClearBackground();

 
     virtual bool SetBackgroundColour( const wxColour &colour );
     virtual bool SetForegroundColour( const wxColour &colour );
     virtual bool SetCursor( const wxCursor &cursor );
     virtual bool SetFont( const wxFont &font );
 
 
     virtual bool SetBackgroundColour( const wxColour &colour );
     virtual bool SetForegroundColour( const wxColour &colour );
     virtual bool SetCursor( const wxCursor &cursor );
     virtual bool SetFont( const wxFont &font );
 

+    virtual bool SetBackgroundStyle(wxBackgroundStyle style) ;
+

     virtual int GetCharHeight() const;
     virtual int GetCharWidth() const;
     virtual void GetTextExtent(const wxString& string,
     virtual int GetCharHeight() const;
     virtual int GetCharWidth() const;
     virtual void GetTextExtent(const wxString& string,


@@ -86,130 +91,140 @@ public:
                                const wxFont *theFont = (const wxFont *) NULL)
                                const;
 
                                const wxFont *theFont = (const wxFont *) NULL)
                                const;
 

-    virtual bool DoPopupMenu( wxMenu *menu, int x, int y );
-

     virtual void SetScrollbar( int orient, int pos, int thumbVisible,
     virtual void SetScrollbar( int orient, int pos, int thumbVisible,

-                               int range, bool refresh = TRUE );
-    virtual void SetScrollPos( int orient, int pos, bool refresh = TRUE );
+                               int range, bool refresh = true );
+    virtual void SetScrollPos( int orient, int pos, bool refresh = true );

     virtual int GetScrollPos( int orient ) const;
     virtual int GetScrollThumb( int orient ) const;
     virtual int GetScrollRange( int orient ) const;
     virtual void ScrollWindow( int dx, int dy,
                                const wxRect* rect = (wxRect *) NULL );
     virtual int GetScrollPos( int orient ) const;
     virtual int GetScrollThumb( int orient ) const;
     virtual int GetScrollRange( int orient ) const;
     virtual void ScrollWindow( int dx, int dy,
                                const wxRect* rect = (wxRect *) NULL );

+    virtual bool ScrollLines(int lines);
+    virtual bool ScrollPages(int pages);

 
 #if wxUSE_DRAG_AND_DROP
     virtual void SetDropTarget( wxDropTarget *dropTarget );
 #endif // wxUSE_DRAG_AND_DROP
 
 
 #if wxUSE_DRAG_AND_DROP
     virtual void SetDropTarget( wxDropTarget *dropTarget );
 #endif // wxUSE_DRAG_AND_DROP
 

+    virtual void AddChild( wxWindowBase *child );
+    virtual void RemoveChild( wxWindowBase *child );
+

     // implementation
     // --------------
 
     virtual WXWidget GetHandle() const { return m_widget; }
 
     // implementation
     // --------------
 
     virtual WXWidget GetHandle() const { return m_widget; }
 

-    // also sets the global flag
-    void SetScrolling(bool scroll);
-
-    bool HasScrolling() const { return m_hasScrolling; }
-    bool IsScrolling() const { return m_isScrolling; }
-
-    /* I don't want users to override what's done in idle so everything that
-       has to be done in idle time in order for wxGTK to work is done in
-       OnInternalIdle */
+    // I don't want users to override what's done in idle so everything that
+    // has to be done in idle time in order for wxGTK to work is done in
+    // OnInternalIdle

     virtual void OnInternalIdle();
 
     virtual void OnInternalIdle();
 

-    /* For compatibility across platforms (not in event table) */
-    void OnIdle(wxIdleEvent& WXUNUSED(event)) {};
+    // Internal represention of Update()
+    void GtkUpdate();

 
 

-    /* used by all window classes in the widget creation process */
-    bool PreCreation( wxWindow *parent, const wxPoint &pos, const wxSize &size );
-    void PostCreation();
+    // For compatibility across platforms (not in event table)
+    void OnIdle(wxIdleEvent& WXUNUSED(event)) {}

 
 

-    /* internal addition of child windows. differs from class
-       to class not by using virtual functions but by using
-       the m_insertCallback */
-    void DoAddChild(wxWindow *child);
+    // wxGTK-specific: called recursively by Enable,
+    // to give widgets an opportunity to correct their colours after they
+    // have been changed by Enable
+    virtual void OnParentEnable( bool WXUNUSED(enable) ) {}

 
 

-    /* the methods below are required because many native widgets
-       are composed of several subwidgets and setting a style for
-       the widget means setting it for all subwidgets as well.
-       also, it is nor clear, which native widget is the top
-       widget where (most of) the input goes. even tooltips have
-       to be applied to all subwidgets. */
+    // Used by all window classes in the widget creation process.
+    bool PreCreation( wxWindowGTK *parent, const wxPoint &pos, const wxSize &size );
+    void PostCreation();

 
 

+    // Internal addition of child windows. differs from class
+    // to class not by using virtual functions but by using
+    // the m_insertCallback.
+    void DoAddChild(wxWindowGTK *child);
+
+    // This methods sends wxPaintEvents to the window. It reads the
+    // update region, breaks it up into rects and sends an event
+    // for each rect. It is also responsible for background erase
+    // events and NC paint events. It is called from "draw" and
+    // "expose" handlers as well as from ::Update()
+    void GtkSendPaintEvents();
+
+    // The methods below are required because many native widgets
+    // are composed of several subwidgets and setting a style for
+    // the widget means setting it for all subwidgets as well.
+    // also, it is not clear which native widget is the top
+    // widget where (most of) the input goes. even tooltips have
+    // to be applied to all subwidgets.

     virtual GtkWidget* GetConnectWidget();
     virtual bool IsOwnGtkWindow( GdkWindow *window );
     void ConnectWidget( GtkWidget *widget );
 
     virtual GtkWidget* GetConnectWidget();
     virtual bool IsOwnGtkWindow( GdkWindow *window );
     void ConnectWidget( GtkWidget *widget );
 

-    /* creates a new widget style if none is there
-       and sets m_widgetStyle to this value. */
-    GtkStyle *GetWidgetStyle();
-
-    /* called by SetFont() and SetXXXColour etc */
-    void SetWidgetStyle();
-
-    /* overridden in many GTK widgets */
-    virtual void ApplyWidgetStyle();
+    // Returns the default context which usually is anti-aliased
+    PangoContext   *GtkGetPangoDefaultContext();

 
 #if wxUSE_TOOLTIPS
     virtual void ApplyToolTip( GtkTooltips *tips, const wxChar *tip );
 #endif // wxUSE_TOOLTIPS
 
 
 #if wxUSE_TOOLTIPS
     virtual void ApplyToolTip( GtkTooltips *tips, const wxChar *tip );
 #endif // wxUSE_TOOLTIPS
 

-    // called from GTK signales handlers. it indicates that
+    // Call after modifing the value of m_hAdjust or m_vAdjust to bring the
+    // scrolbar in sync (this does not generate any wx events)
+    void GtkUpdateScrollbar(int orient);
+
+    // Called from GTK signal handlers. it indicates that

     // the layouting functions have to be called later on
     // (i.e. in idle time, implemented in OnInternalIdle() ).
     // the layouting functions have to be called later on
     // (i.e. in idle time, implemented in OnInternalIdle() ).

-    void UpdateSize() { m_sizeSet = FALSE; }
+    void GtkUpdateSize() { m_sizeSet = false; }
+
+    // fix up the mouse event coords, used by wxListBox only so far
+    virtual void FixUpMouseEvent(GtkWidget * WXUNUSED(widget),
+                                 wxCoord& WXUNUSED(x),
+                                 wxCoord& WXUNUSED(y)) { }
+
+    // is this window transparent for the mouse events (as wxStaticBox is)?
+    virtual bool IsTransparentForMouse() const { return false; }
+
+    // is this a radiobutton (used by radiobutton code itself only)?
+    virtual bool IsRadioButton() const { return false; }

 
     // position and size of the window
     int                  m_x, m_y;
     int                  m_width, m_height;
 
     // position and size of the window
     int                  m_x, m_y;
     int                  m_width, m_height;

+    int                  m_oldClientWidth,m_oldClientHeight;

 
 

-    /* see the docs in src/gtk/window.cpp */
-    GtkWidget           *m_widget;
-    GtkWidget           *m_wxwindow;
-
-#if HAVE_XIM
-    /* XIM support for wxWindows */
-    GdkIC               *m_ic;
-    GdkICAttr           *m_icattr;
-#endif
-    
-    /* scrolling stuff */
+    // see the docs in src/gtk/window.cpp
+    GtkWidget           *m_widget;          // mostly the widget seen by the rest of GTK
+    GtkWidget           *m_wxwindow;        // mostly the client area as per wxWidgets
+
+    // this widget will be queried for GTK's focus events
+    GtkWidget           *m_focusWidget;
+
+    wxGtkIMData         *m_imData;
+
+    // scrolling stuff

     GtkAdjustment       *m_hAdjust,*m_vAdjust;
     float                m_oldHorizontalPos;
     float                m_oldVerticalPos;
 
     // extra (wxGTK-specific) flags
     GtkAdjustment       *m_hAdjust,*m_vAdjust;
     float                m_oldHorizontalPos;
     float                m_oldVerticalPos;
 
     // extra (wxGTK-specific) flags

-    bool                 m_needParent:1;        /* ! wxFrame, wxDialog, wxNotebookPage ?  */
-    bool                 m_noExpose:1;          /* wxGLCanvas has its own redrawing */
-    bool                 m_nativeSizeEvent:1;   /* wxGLCanvas sends wxSizeEvent upon "alloc_size" */
+    bool                 m_needParent:1;        // ! wxFrame, wxDialog, wxNotebookPage ?
+    bool                 m_noExpose:1;          // wxGLCanvas has its own redrawing
+    bool                 m_nativeSizeEvent:1;   // wxGLCanvas sends wxSizeEvent upon "alloc_size"

     bool                 m_hasScrolling:1;
     bool                 m_hasScrolling:1;

-    bool                 m_isScrolling:1;

     bool                 m_hasVMT:1;
     bool                 m_sizeSet:1;
     bool                 m_resizing:1;
     bool                 m_hasVMT:1;
     bool                 m_sizeSet:1;
     bool                 m_resizing:1;

-    bool                 m_isStaticBox:1;    /* faster than IS_KIND_OF */
-    bool                 m_isRadioButton:1;  /* faster than IS_KIND_OF */
-    bool                 m_isFrame:1;        /* faster than IS_KIND_OF */
-    bool                 m_acceptsFocus:1;   /* not wxStaticBox, not wxStaticBitmap etc.  */
-
-    // these are true if the style were set before the widget was realized
-    // (typcally in the constructor) but the actual GTK style must not be set
-    // before the widget has been "realized"
-    bool                 m_delayedFont:1;
-    bool                 m_delayedForegroundColour:1;
-    bool                 m_delayedBackgroundColour:1;
-    
-    // contains GTK's widgets internal information about non-default widget
-    // font and colours. we create one for each widget that gets any
-    // non-default attribute set via SetFont() or SetForegroundColour() /
-    // SetBackgroundColour().
-    GtkStyle            *m_widgetStyle;
+    bool                 m_acceptsFocus:1;      // true if not static
+    bool                 m_hasFocus:1;          // true if == FindFocus()
+    bool                 m_isScrolling:1;       // dragging scrollbar thumb?
+    bool                 m_clipPaintRegion:1;   // true after ScrollWindow()
+    bool                 m_dirtyTabOrder:1;     // tab order changed, GTK focus
+                                                // chain needs update
+    bool                 m_needsStyleChange:1;  // May not be able to change
+                                                // background style until OnIdle

 
     // C++ has no virtual methods in the constrcutor of any class but we need
     // different methods of inserting a child window into a wxFrame,
     // wxMDIFrame, wxNotebook etc. this is the callback that will get used.
     wxInsertChildFunction  m_insertCallback;
 
 
     // C++ has no virtual methods in the constrcutor of any class but we need
     // different methods of inserting a child window into a wxFrame,
     // wxMDIFrame, wxNotebook etc. this is the callback that will get used.
     wxInsertChildFunction  m_insertCallback;
 

+protected:

     // implement the base class pure virtuals
     virtual void DoClientToScreen( int *x, int *y ) const;
     virtual void DoScreenToClient( int *x, int *y ) const;
     // implement the base class pure virtuals
     virtual void DoClientToScreen( int *x, int *y ) const;
     virtual void DoScreenToClient( int *x, int *y ) const;


@@ -220,16 +235,50 @@ public:
                            int width, int height,
                            int sizeFlags = wxSIZE_AUTO);
     virtual void DoSetClientSize(int width, int height);
                            int width, int height,
                            int sizeFlags = wxSIZE_AUTO);
     virtual void DoSetClientSize(int width, int height);

+    virtual void DoMoveWindow(int x, int y, int width, int height);
+
+#if wxUSE_MENUS_NATIVE
+    virtual bool DoPopupMenu( wxMenu *menu, int x, int y );
+#endif // wxUSE_MENUS_NATIVE
+
+    virtual void DoCaptureMouse();
+    virtual void DoReleaseMouse();

 
 #if wxUSE_TOOLTIPS
     virtual void DoSetToolTip( wxToolTip *tip );
 #endif // wxUSE_TOOLTIPS
 
 
 #if wxUSE_TOOLTIPS
     virtual void DoSetToolTip( wxToolTip *tip );
 #endif // wxUSE_TOOLTIPS
 

-    // common part of all ctors (can't be virtual because called from ctor)
+    // common part of all ctors (not virtual because called from ctor)

     void Init();
 
     void Init();
 

+    virtual void DoMoveInTabOrder(wxWindow *win, MoveKind move);
+
+    // Copies m_children tab order to GTK focus chain:
+    void RealizeTabOrder();
+
+    // Called by ApplyWidgetStyle (which is called by SetFont() and
+    // SetXXXColour etc to apply style changed to native widgets) to create
+    // modified GTK style with non-standard attributes. If forceStyle=true,
+    // creates empty GtkRcStyle if there are no modifications, otherwise
+    // returns NULL in such case.
+    GtkRcStyle *CreateWidgetStyle(bool forceStyle = false);
+
+    // Overridden in many GTK widgets who have to handle subwidgets
+    virtual void ApplyWidgetStyle(bool forceStyle = false);
+
+    // helper function to ease native widgets wrapping, called by
+    // ApplyWidgetStyle -- override this, not ApplyWidgetStyle
+    virtual void DoApplyWidgetStyle(GtkRcStyle *style);
+
+protected:
+    // GtkAdjustment to be used by Scroll{Lines,Pages}
+    void SetVScrollAdjustment(GtkAdjustment* adj);
+

 private:
 private:

-    DECLARE_NO_COPY_CLASS(wxWindow);
+    DECLARE_DYNAMIC_CLASS(wxWindowGTK)
+    DECLARE_NO_COPY_CLASS(wxWindowGTK)

 };
 
 };
 

+extern WXDLLIMPEXP_CORE wxWindow *wxFindFocusedChild(wxWindowGTK *win);
+

 #endif // __GTKWINDOWH__
 #endif // __GTKWINDOWH__