Added fl (frame layout) to wxWindows, from source tidied by Hans Van Leemputten <Hansvl@softhome.net>.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@11170 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

contrib/include/wx/fl/bardragpl.h

@@ -0,0 +1,122 @@
+/////////////////////////////////////////////////////////////////////////////
+// Name:        No names yet.
+// Purpose:     Contrib. demo
+// Author:      Aleksandras Gluchovas
+// Modified by:
+// Created:     23/09/98
+// RCS-ID:      $Id$
+// Copyright:   (c) Aleksandras Gluchovas
+// Licence:   	wxWindows license
+/////////////////////////////////////////////////////////////////////////////
+
+#ifndef __BARDRAGPL_G__
+#define __BARDRAGPL_G__
+
+#ifdef __GNUG__
+    #pragma interface "bardragpl.h"
+#endif
+
+#include "wx/fl/controlbar.h"
+#include "wx/fl/toolwnd.h"
+
+class cbBarDragPlugin : public cbPluginBase
+{
+	DECLARE_DYNAMIC_CLASS( cbBarDragPlugin )
+protected:
+
+	// plugin is active only in bar-dragging state
+	bool           mBarDragStarted;
+	bool           mCanStick;          // flag used to prevent "bouncing" of hint-rectangle
+	wxScreenDC*    mpScrDc;            // created while tracking hint-rect
+	wxCursor*      mpCurCursor;
+
+	// rectnagle shows the position/dimensions of the bar, 
+	// if it would be docked now
+
+	wxRect         mPrevHintRect;
+	wxRect         mHintRect;
+
+
+	int            mMouseInRectX;
+	int            mMouseInRectY;
+
+	cbDockPane*    mpSrcPane;          // pane, from which the bar was originally taken
+	int            mBarWidthInSrcPane;
+
+	cbDockPane*    mpCurPane;
+
+	cbBarInfo*     mpDraggedBar;       // bar, which is being dragged
+	bool           mBarWasFloating;
+	wxRect         mFloatedBarBounds;
+
+public: /*** public properties ***/
+
+	int            mInClientHintBorder; // when hint-rect moves within client window area,
+                                        // the thicker rectangle is drawn using hatched brush,
+										// the default border width for this rectangle is 8 pix.
+
+protected:
+
+
+	void AdjustHintRect( wxPoint& mousePos );
+
+	void ClipRectInFrame( wxRect& rect );
+	void ClipPosInFrame( wxPoint& pos );
+
+	cbDockPane* HitTestPanes( wxRect& rect );
+	cbDockPane* HitTestPanes( wxPoint& pos );
+	bool HitsPane( cbDockPane* pPane, wxRect& rect );
+
+	void CalcOnScreenDims( wxRect& rect );
+
+	int  GetDistanceToPane( cbDockPane* pPane, wxPoint& mousePos );
+
+	bool IsInOtherPane ( wxPoint& mousePos );
+	bool IsInClientArea( wxPoint& mousePos );
+	bool IsInClientArea( wxRect& rect );
+
+	void StickToPane( cbDockPane* pPane, wxPoint& mousePos );
+	void UnstickFromPane( cbDockPane* pPane, wxPoint& mousePos );
+
+	int GetBarWidthInPane( cbDockPane* pPane );
+	int GetBarHeightInPane( cbDockPane* pPane );
+
+	// on-screen hint-tracking related methods
+
+	void StartTracking();
+
+	void DrawHintRect ( wxRect& rect, bool isInClientRect);
+	void EraseHintRect( wxRect& rect, bool isInClientRect);
+
+	void FinishTracking();
+
+	void DoDrawHintRect( wxRect& rect, bool isInClientRect);
+
+	void RectToScr( wxRect& frameRect, wxRect& scrRect );
+
+	void ShowHint( bool prevWasInClient );
+
+public:
+	cbBarDragPlugin(void);
+
+	cbBarDragPlugin( wxFrameLayout* pPanel, int paneMask = wxALL_PANES );
+
+	virtual ~cbBarDragPlugin();
+
+	// handlers for plugin events
+
+	void OnMouseMove( cbMotionEvent& event );
+	void OnLButtonUp( cbLeftUpEvent& event );
+	void OnLButtonDown( cbLeftDownEvent& event );
+	void OnLDblClick( cbLeftDClickEvent& event );
+
+	// handles event, which oriniates from itself
+	void OnDrawHintRect( cbDrawHintRectEvent& event );        
+
+	void OnStartBarDragging( cbStartBarDraggingEvent& event );
+
+	DECLARE_EVENT_TABLE()
+};
+
+#endif /* __BARDRAGPL_G__ */
+