[wxWidgets.git] / contrib / include / wx / fl / rowdragpl.h

/////////////////////////////////////////////////////////////////////////////
// Name:        No names yet.
// Purpose:     Contrib. demo
// Author:      Aleksandras Gluchovas
// Modified by:
// Created:     06/10/98
// RCS-ID:      $Id$
// Copyright:   (c) Aleksandras Gluchovas
// Licence:   	wxWindows license
/////////////////////////////////////////////////////////////////////////////

#ifndef __ROWDRAGPL_G__
#define __ROWDRAGPL_G__

#ifdef __GNUG__
    #pragma interface "rowdragpl.h"
#endif

#include "wx/fl/controlbar.h"

/*
 * Plugin adds row-dragging fuctionality to the pane.
 * Handles mouse/movement and pane-background erasing plugin-events.
 * Behaviour and appearence resembles drag & drop posotioning 
 * of the toolbar-rows int Netscape Comunicator 4.xx.
 */

class cbRowDragPlugin : public cbPluginBase
{
	DECLARE_DYNAMIC_CLASS( cbRowDragPlugin )
public:
	// background colours for the highlighted/unhighlighted icons

	wxColour mHightColor;      // light-blue for NC-look
	wxColour mLowColor;        // light-gray -/-
	wxColour mTrianInnerColor; // blue       -/-
	wxPen    mTrianInnerPen;   // black      -/-

protected:
	friend class cbRowDragPluginSerializer;

	// drag & drop state variables
	bool    mDragStarted;
	bool    mDecisionMode;
	wxPoint mDragOrigin;
	int     mCurDragOfs;
	bool    mCaptureIsOn;

	// saved margins of the pane
	int mSvTopMargin;
	int mSvBottomMargin;
	int mSvLeftMargin;
	int mSvRightMargin;

	//on-screen drawing state variables
	wxBitmap* mpPaneImage;
	wxBitmap* mpRowImage;
	wxBitmap* mpCombinedImage;

	wxScreenDC* mpScrDc;
	wxRect    mCombRect;
	wxSize    mRowImgDim;
	int       mInitialRowOfs;

	// NOTE:: if mpRowInFocus is not NULL, then mCollapsedIconInFocus is -1,
	//        and v.v. (two different items cannot be in focus at the same time)

	cbRowInfo* mpRowInFocus;
	int        mCollapsedIconInFocus;

	cbDockPane* mpPane; // is set up temorarely, while handling event

	wxList      mHiddenBars;

	wxBitmap* CaptureDCArea( wxDC& dc, wxRect& area );

	// helpers for drag&drop

	int GetHRowsCountForPane( cbDockPane* pPane );

	void SetMouseCapture( bool captureOn );
	void PrepareForRowDrag();
	void ShowDraggedRow( int offset );
	void ShowPaneImage();
	void FinishOnScreenDraw();
	void CollapseRow( cbRowInfo* pRow );
	void ExpandRow( int collapsedIconIdx );
	void InsertDraggedRowBefore( cbRowInfo* pBeforeRow );
	bool ItemIsInFocus();
	void CheckPrevItemInFocus( cbRowInfo* pRow, int iconIdx );
	void UnhiglightItemInFocus();

	cbRowInfo* GetFirstRow();

	// "hard-coded metafile" for NN-look

	virtual void DrawTrianUp( wxRect& inRect, wxDC& dc );
	virtual void DrawTrianDown( wxRect& inRect, wxDC& dc );
	virtual void DrawTrianRight( wxRect& inRect, wxDC& dc );
	virtual void Draw3DPattern( wxRect& inRect, wxDC& dc );
	virtual void DrawRombShades( wxPoint& p1, wxPoint& p2, wxPoint& p3, wxPoint& p4, wxDC& dc );
	virtual void DrawOrtoRomb( wxRect& inRect, wxDC& dc, wxBrush& bkBrush );
	virtual void DrawRomb( wxRect& inRect, wxDC& dc, wxBrush& bkBrush );
	virtual void Draw3DRect( wxRect& inRect, wxDC& dc, wxBrush& bkBrush );
	virtual void DrawRectShade( wxRect& inRect, wxDC& dc, 
								int level, wxPen& upperPen, wxPen& lowerPen );

	virtual void GetRowHintRect( cbRowInfo* pRow, wxRect& rect );
	virtual void GetCollapsedInconRect( int iconIdx, wxRect& rect );

	virtual int  GetCollapsedIconsPos();

public:

	cbRowDragPlugin(void);

	cbRowDragPlugin( wxFrameLayout* pLayout, int paneMask = wxALL_PANES );
	virtual ~cbRowDragPlugin();

	virtual cbPluginBase* Clone() { return new cbRowDragPlugin(NULL,0); }

	virtual void OnInitPlugin();

	// handlers for plugin events (appearence-independent logic)

	void OnMouseMove  ( cbMotionEvent& event );
	void OnLButtonDown( cbLeftDownEvent& event );
	void OnLButtonUp  ( cbLeftUpEvent& event );
	void OnDrawPaneBackground( cbDrawPaneDecorEvent& event );

	// overridables (appearence-depedent)

	virtual void DrawCollapsedRowIcon( int index, wxDC& dc, bool isHighlighted );
	virtual void DrawCollapsedRowsBorder( wxDC& dc );
	virtual void DrawRowsDragHintsBorder( wxDC& dc );
	virtual void DrawRowDragHint( cbRowInfo* pRow, wxDC& dc, bool isHighlighted );
	virtual void DrawEmptyRow( wxDC& dc, wxRect& rowBounds );

	virtual int GetCollapsedRowIconHeight();
	virtual int GetRowDragHintWidth();

	virtual void SetPaneMargins();


	virtual bool HitTestCollapsedRowIcon( int iconIdx, const wxPoint& pos );
	virtual bool HitTestRowDragHint( cbRowInfo* pRow, const wxPoint& pos );

	DECLARE_EVENT_TABLE()
};

// internal helper-class

class cbHiddenBarInfo : public wxObject
{
	DECLARE_DYNAMIC_CLASS( cbHiddenBarInfo )
public:
	cbBarInfo* mpBar;
	int        mRowNo;
	int        mIconNo;
	int        mAlignment;
};

#endif /* __ROWDRAGPL_G__ */
Commit	Line	Data
8e08b761 JS	1	/////////////////////////////////////////////////////////////////////////////
	2	// Name: No names yet.
	3	// Purpose: Contrib. demo
	4	// Author: Aleksandras Gluchovas
	5	// Modified by:
	6	// Created: 06/10/98
	7	// RCS-ID: $Id$
	8	// Copyright: (c) Aleksandras Gluchovas
	9	// Licence: wxWindows license
	10	/////////////////////////////////////////////////////////////////////////////
	11
	12	#ifndef __ROWDRAGPL_G__
	13	#define __ROWDRAGPL_G__
	14
	15	#ifdef __GNUG__
	16	#pragma interface "rowdragpl.h"
	17	#endif
	18
	19	#include "wx/fl/controlbar.h"
	20
	21	/*
	22	* Plugin adds row-dragging fuctionality to the pane.
	23	* Handles mouse/movement and pane-background erasing plugin-events.
	24	* Behaviour and appearence resembles drag & drop posotioning
	25	* of the toolbar-rows int Netscape Comunicator 4.xx.
	26	*/
	27
	28	class cbRowDragPlugin : public cbPluginBase
	29	{
	30	DECLARE_DYNAMIC_CLASS( cbRowDragPlugin )
	31	public:
	32	// background colours for the highlighted/unhighlighted icons
	33
	34	wxColour mHightColor; // light-blue for NC-look
	35	wxColour mLowColor; // light-gray -/-
	36	wxColour mTrianInnerColor; // blue -/-
	37	wxPen mTrianInnerPen; // black -/-
	38
	39	protected:
	40	friend class cbRowDragPluginSerializer;
	41
	42	// drag & drop state variables
	43	bool mDragStarted;
	44	bool mDecisionMode;
	45	wxPoint mDragOrigin;
	46	int mCurDragOfs;
	47	bool mCaptureIsOn;
	48
	49	// saved margins of the pane
	50	int mSvTopMargin;
	51	int mSvBottomMargin;
	52	int mSvLeftMargin;
	53	int mSvRightMargin;
	54
	55	//on-screen drawing state variables
	56	wxBitmap* mpPaneImage;
	57	wxBitmap* mpRowImage;
	58	wxBitmap* mpCombinedImage;
	59
	60	wxScreenDC* mpScrDc;
	61	wxRect mCombRect;
	62	wxSize mRowImgDim;
	63	int mInitialRowOfs;
	64
65	// NOTE:: if mpRowInFocus is not NULL, then mCollapsedIconInFocus is -1,
66	// and v.v. (two different items cannot be in focus at the same time)
67
68	cbRowInfo* mpRowInFocus;
69	int mCollapsedIconInFocus;
70
71	cbDockPane* mpPane; // is set up temorarely, while handling event
72
73	wxList mHiddenBars;
74
75	wxBitmap* CaptureDCArea( wxDC& dc, wxRect& area );
76
77	// helpers for drag&drop
78
79	int GetHRowsCountForPane( cbDockPane* pPane );
80
81	void SetMouseCapture( bool captureOn );
82	void PrepareForRowDrag();
83	void ShowDraggedRow( int offset );
84	void ShowPaneImage();
85	void FinishOnScreenDraw();
86	void CollapseRow( cbRowInfo* pRow );
87	void ExpandRow( int collapsedIconIdx );
88	void InsertDraggedRowBefore( cbRowInfo* pBeforeRow );
89	bool ItemIsInFocus();
90	void CheckPrevItemInFocus( cbRowInfo* pRow, int iconIdx );
91	void UnhiglightItemInFocus();
92
93	cbRowInfo* GetFirstRow();
94
95	// "hard-coded metafile" for NN-look
96
97	virtual void DrawTrianUp( wxRect& inRect, wxDC& dc );
98	virtual void DrawTrianDown( wxRect& inRect, wxDC& dc );
99	virtual void DrawTrianRight( wxRect& inRect, wxDC& dc );
100	virtual void Draw3DPattern( wxRect& inRect, wxDC& dc );
101	virtual void DrawRombShades( wxPoint& p1, wxPoint& p2, wxPoint& p3, wxPoint& p4, wxDC& dc );
102	virtual void DrawOrtoRomb( wxRect& inRect, wxDC& dc, wxBrush& bkBrush );
103	virtual void DrawRomb( wxRect& inRect, wxDC& dc, wxBrush& bkBrush );
104	virtual void Draw3DRect( wxRect& inRect, wxDC& dc, wxBrush& bkBrush );
105	virtual void DrawRectShade( wxRect& inRect, wxDC& dc,
106	int level, wxPen& upperPen, wxPen& lowerPen );
107
108	virtual void GetRowHintRect( cbRowInfo* pRow, wxRect& rect );
109	virtual void GetCollapsedInconRect( int iconIdx, wxRect& rect );
110
111	virtual int GetCollapsedIconsPos();
112
113	public:
114
115	cbRowDragPlugin(void);
116
117	cbRowDragPlugin( wxFrameLayout* pLayout, int paneMask = wxALL_PANES );
118	virtual ~cbRowDragPlugin();
119
120	virtual cbPluginBase* Clone() { return new cbRowDragPlugin(NULL,0); }
121
122	virtual void OnInitPlugin();
123
124	// handlers for plugin events (appearence-independent logic)
125
126	void OnMouseMove ( cbMotionEvent& event );
127	void OnLButtonDown( cbLeftDownEvent& event );
128	void OnLButtonUp ( cbLeftUpEvent& event );
129	void OnDrawPaneBackground( cbDrawPaneDecorEvent& event );
130
131	// overridables (appearence-depedent)
132
133	virtual void DrawCollapsedRowIcon( int index, wxDC& dc, bool isHighlighted );
134	virtual void DrawCollapsedRowsBorder( wxDC& dc );
135	virtual void DrawRowsDragHintsBorder( wxDC& dc );
136	virtual void DrawRowDragHint( cbRowInfo* pRow, wxDC& dc, bool isHighlighted );
137	virtual void DrawEmptyRow( wxDC& dc, wxRect& rowBounds );
138
139	virtual int GetCollapsedRowIconHeight();
140	virtual int GetRowDragHintWidth();
141
142	virtual void SetPaneMargins();
143
144
145	virtual bool HitTestCollapsedRowIcon( int iconIdx, const wxPoint& pos );
146	virtual bool HitTestRowDragHint( cbRowInfo* pRow, const wxPoint& pos );
147
148	DECLARE_EVENT_TABLE()
149	};
150
151	// internal helper-class
152
153	class cbHiddenBarInfo : public wxObject
154	{
155	DECLARE_DYNAMIC_CLASS( cbHiddenBarInfo )
156	public:
157	cbBarInfo* mpBar;
158	int mRowNo;
159	int mIconNo;
160	int mAlignment;
161	};
162
163	#endif /* __ROWDRAGPL_G__ */
164