git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@60984 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
		
			
				
	
	
		
			273 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			273 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /////////////////////////////////////////////////////////////////////////////
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| // Name:        wx/gtk1/window.h
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| // Purpose:
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| // Author:      Robert Roebling
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| // Id:          $Id$
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| // Copyright:   (c) 1998 Robert Roebling
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| // Licence:     wxWindows licence
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| /////////////////////////////////////////////////////////////////////////////
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| 
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| #ifndef __GTKWINDOWH__
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| #define __GTKWINDOWH__
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| 
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| // helper structure that holds class that holds GtkIMContext object and
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| // some additional data needed for key events processing
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| struct wxGtkIMData;
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| 
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| //-----------------------------------------------------------------------------
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| // callback definition for inserting a window (internal)
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| //-----------------------------------------------------------------------------
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| 
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| class WXDLLIMPEXP_FWD_CORE wxWindowGTK;
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| typedef void (*wxInsertChildFunction)( wxWindowGTK*, wxWindowGTK* );
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| 
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| //-----------------------------------------------------------------------------
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| // wxWindowGTK
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| //-----------------------------------------------------------------------------
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| 
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| class WXDLLIMPEXP_CORE wxWindowGTK : public wxWindowBase
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| {
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| public:
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|     // creating the window
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|     // -------------------
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|     wxWindowGTK();
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|     wxWindowGTK(wxWindow *parent,
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|                 wxWindowID id,
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|                 const wxPoint& pos = wxDefaultPosition,
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|                 const wxSize& size = wxDefaultSize,
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|                 long style = 0,
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|                 const wxString& name = wxPanelNameStr);
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|     bool Create(wxWindow *parent,
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|                 wxWindowID id,
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|                 const wxPoint& pos = wxDefaultPosition,
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|                 const wxSize& size = wxDefaultSize,
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|                 long style = 0,
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|                 const wxString& name = wxPanelNameStr);
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|     virtual ~wxWindowGTK();
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| 
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|     // implement base class (pure) virtual methods
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|     // -------------------------------------------
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| 
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|     virtual void SetLabel(const wxString& WXUNUSED(label)) { }
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|     virtual wxString GetLabel() const { return wxEmptyString; }
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| 
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|     virtual bool Destroy();
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| 
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|     virtual void Raise();
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|     virtual void Lower();
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| 
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|     virtual bool Show( bool show = true );
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|     virtual void DoEnable( bool enable );
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| 
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|     virtual void SetWindowStyleFlag( long style );
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| 
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|     virtual bool IsRetained() const;
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| 
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|     virtual void SetFocus();
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|     virtual bool AcceptsFocus() const;
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| 
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|     virtual bool Reparent( wxWindowBase *newParent );
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| 
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|     virtual void WarpPointer(int x, int y);
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| 
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|     virtual void Refresh( bool eraseBackground = true,
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|                           const wxRect *rect = (const wxRect *) NULL );
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|     virtual void Update();
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|     virtual void ClearBackground();
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| 
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|     virtual bool SetBackgroundColour( const wxColour &colour );
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|     virtual bool SetForegroundColour( const wxColour &colour );
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|     virtual bool SetCursor( const wxCursor &cursor );
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|     virtual bool SetFont( const wxFont &font );
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| 
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|     virtual bool SetBackgroundStyle(wxBackgroundStyle style) ;
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| 
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|     virtual int GetCharHeight() const;
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|     virtual int GetCharWidth() const;
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| 
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|     virtual void SetScrollbar( int orient, int pos, int thumbVisible,
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|                                int range, bool refresh = true );
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|     virtual void SetScrollPos( int orient, int pos, bool refresh = true );
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|     virtual int GetScrollPos( int orient ) const;
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|     virtual int GetScrollThumb( int orient ) const;
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|     virtual int GetScrollRange( int orient ) const;
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|     virtual void ScrollWindow( int dx, int dy,
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|                                const wxRect* rect = NULL );
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| 
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| #if wxUSE_DRAG_AND_DROP
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|     virtual void SetDropTarget( wxDropTarget *dropTarget );
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| #endif // wxUSE_DRAG_AND_DROP
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| 
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|     virtual bool IsDoubleBuffered() const { return false; }
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| 
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|     GdkWindow* GTKGetDrawingWindow() const;
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| 
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|     // implementation
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|     // --------------
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| 
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|     virtual WXWidget GetHandle() const { return m_widget; }
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| 
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|     // I don't want users to override what's done in idle so everything that
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|     // has to be done in idle time in order for wxGTK to work is done in
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|     // OnInternalIdle
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|     virtual void OnInternalIdle();
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| 
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|     // Internal represention of Update()
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|     void GtkUpdate();
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| 
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|     // For compatibility across platforms (not in event table)
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|     void OnIdle(wxIdleEvent& WXUNUSED(event)) {}
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| 
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|     // Used by all window classes in the widget creation process.
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|     bool PreCreation( wxWindowGTK *parent, const wxPoint &pos, const wxSize &size );
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|     void PostCreation();
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| 
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|     // Internal addition of child windows. differs from class
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|     // to class not by using virtual functions but by using
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|     // the m_insertCallback.
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|     void DoAddChild(wxWindowGTK *child);
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| 
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|     // This methods sends wxPaintEvents to the window. It reads the
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|     // update region, breaks it up into rects and sends an event
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|     // for each rect. It is also responsible for background erase
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|     // events and NC paint events. It is called from "draw" and
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|     // "expose" handlers as well as from ::Update()
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|     void GtkSendPaintEvents();
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| 
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|     // The methods below are required because many native widgets
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|     // are composed of several subwidgets and setting a style for
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|     // the widget means setting it for all subwidgets as well.
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|     // also, it is not clear which native widget is the top
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|     // widget where (most of) the input goes. even tooltips have
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|     // to be applied to all subwidgets.
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|     virtual GtkWidget* GetConnectWidget();
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|     virtual bool IsOwnGtkWindow( GdkWindow *window );
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|     void ConnectWidget( GtkWidget *widget );
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| 
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| #if wxUSE_TOOLTIPS
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|     virtual void ApplyToolTip( GtkTooltips *tips, const wxChar *tip );
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| #endif // wxUSE_TOOLTIPS
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| 
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|     // Call after modifing the value of m_hAdjust or m_vAdjust to bring the
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|     // scrolbar in sync (this does not generate any wx events)
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|     void GtkUpdateScrollbar(int orient);
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| 
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|     // Called from GTK signal handlers. it indicates that
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|     // the layouting functions have to be called later on
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|     // (i.e. in idle time, implemented in OnInternalIdle() ).
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|     void GtkUpdateSize() { m_sizeSet = false; }
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| 
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|     // fix up the mouse event coords, used by wxListBox only so far
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|     virtual void FixUpMouseEvent(GtkWidget * WXUNUSED(widget),
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|                                  wxCoord& WXUNUSED(x),
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|                                  wxCoord& WXUNUSED(y)) { }
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| 
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|     // is this window transparent for the mouse events (as wxStaticBox is)?
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|     virtual bool IsTransparentForMouse() const { return false; }
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| 
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|     // is this a radiobutton (used by radiobutton code itself only)?
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|     virtual bool IsRadioButton() const { return false; }
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| 
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|     // position and size of the window
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|     int                  m_x, m_y;
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|     int                  m_width, m_height;
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|     int                  m_oldClientWidth,m_oldClientHeight;
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| 
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|     // see the docs in src/gtk/window.cpp
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|     GtkWidget           *m_widget;          // mostly the widget seen by the rest of GTK
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|     GtkWidget           *m_wxwindow;        // mostly the client area as per wxWidgets
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| 
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|     // this widget will be queried for GTK's focus events
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|     GtkWidget           *m_focusWidget;
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| 
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| #ifdef HAVE_XIM
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|     // XIM support for wxWidgets
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|     GdkIC               *m_ic;
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|     GdkICAttr           *m_icattr;
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| #endif // HAVE_XIM
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| 
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|     // The area to be cleared (and not just refreshed)
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|     // We cannot make this distinction under GTK 2.0.
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|     wxRegion             m_clearRegion;
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| 
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|     // scrolling stuff
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|     GtkAdjustment       *m_hAdjust,*m_vAdjust;
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|     float                m_oldHorizontalPos;
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|     float                m_oldVerticalPos;
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| 
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|     // extra (wxGTK-specific) flags
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|     bool                 m_needParent:1;        // ! wxFrame, wxDialog, wxNotebookPage ?
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|     bool                 m_noExpose:1;          // wxGLCanvas has its own redrawing
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|     bool                 m_nativeSizeEvent:1;   // wxGLCanvas sends wxSizeEvent upon "alloc_size"
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|     bool                 m_hasScrolling:1;
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|     bool                 m_hasVMT:1;
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|     bool                 m_sizeSet:1;
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|     bool                 m_resizing:1;
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|     bool                 m_acceptsFocus:1;      // true if not static
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|     bool                 m_hasFocus:1;          // true if == FindFocus()
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|     bool                 m_isScrolling:1;       // dragging scrollbar thumb?
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|     bool                 m_clipPaintRegion:1;   // true after ScrollWindow()
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|     bool                 m_needsStyleChange:1;  // May not be able to change
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|                                                 // background style until OnIdle
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| 
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|     // C++ has no virtual methods in the constrcutor of any class but we need
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|     // different methods of inserting a child window into a wxFrame,
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|     // wxMDIFrame, wxNotebook etc. this is the callback that will get used.
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|     wxInsertChildFunction  m_insertCallback;
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| 
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|     // implement the base class pure virtuals
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|     virtual void DoGetTextExtent(const wxString& string,
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|                                int *x, int *y,
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|                                int *descent = NULL,
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|                                int *externalLeading = NULL,
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|                                const wxFont *theFont = NULL) const;
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| 
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| #if wxUSE_MENUS_NATIVE
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|     virtual bool DoPopupMenu( wxMenu *menu, int x, int y );
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| #endif // wxUSE_MENUS_NATIVE
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| 
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|     virtual void DoClientToScreen( int *x, int *y ) const;
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|     virtual void DoScreenToClient( int *x, int *y ) const;
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|     virtual void DoGetPosition( int *x, int *y ) const;
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|     virtual void DoGetSize( int *width, int *height ) const;
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|     virtual void DoGetClientSize( int *width, int *height ) const;
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|     virtual void DoSetSize(int x, int y,
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|                            int width, int height,
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|                            int sizeFlags = wxSIZE_AUTO);
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|     virtual void DoSetClientSize(int width, int height);
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|     virtual void DoMoveWindow(int x, int y, int width, int height);
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| 
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|     virtual void DoCaptureMouse();
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|     virtual void DoReleaseMouse();
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| 
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| #if wxUSE_TOOLTIPS
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|     virtual void DoSetToolTip( wxToolTip *tip );
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| #endif // wxUSE_TOOLTIPS
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| 
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| protected:
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|     // common part of all ctors (not virtual because called from ctor)
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|     void Init();
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| 
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|     // Called by ApplyWidgetStyle (which is called by SetFont() and
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|     // SetXXXColour etc to apply style changed to native widgets) to create
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|     // modified GTK style with non-standard attributes. If forceStyle=true,
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|     // creates empty GtkRcStyle if there are no modifications, otherwise
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|     // returns NULL in such case.
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|     GtkRcStyle *CreateWidgetStyle(bool forceStyle = false);
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| 
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|     // Overridden in many GTK widgets who have to handle subwidgets
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|     virtual void ApplyWidgetStyle(bool forceStyle = false);
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| 
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|     // helper function to ease native widgets wrapping, called by
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|     // ApplyWidgetStyle -- override this, not ApplyWidgetStyle
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|     virtual void DoApplyWidgetStyle(GtkRcStyle *style);
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| 
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| private:
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|     DECLARE_DYNAMIC_CLASS(wxWindowGTK)
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|     wxDECLARE_NO_COPY_CLASS(wxWindowGTK);
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| };
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| 
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| extern WXDLLIMPEXP_CORE wxWindow *wxFindFocusedChild(wxWindowGTK *win);
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| 
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| #endif // __GTKWINDOWH__
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