projects / wxWidgets.git / blame
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| bd9396d5 HH |
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 | #include "controlbar.h" | |
| 16 | ||
| 17 | /* | |
| 18 | * Plugin adds row-dragging fuctionality to the pane. | |
| 19 | * Handles mouse/movement and pane-background erasing plugin-events. | |
| 20 | * Behaviour and appearence resembles drag & drop posotioning | |
| 21 | * of the toolbar-rows int Netscape Comunicator 4.xx. | |
| 22 | */ | |
| 23 | ||
| 24 | class cbRowDragPlugin : public cbPluginBase | |
| 25 | { | |
| 26 | DECLARE_DYNAMIC_CLASS( cbRowDragPlugin ) | |
| 27 | public: | |
| 28 | // background colours for the highlighted/unhighlighted icons | |
| 29 | ||
| 30 | wxColour mHightColor; // light-blue for NC-look | |
| 31 | wxColour mLowColor; // light-gray -/- | |
| 32 | wxColour mTrianInnerColor; // blue -/- | |
| 33 | wxPen mTrianInnerPen; // black -/- | |
| 34 | ||
| 35 | protected: | |
| 36 | friend class cbRowDragPluginSerializer; | |
| 37 | ||
| 38 | // drag & drop state variables | |
| 39 | bool mDragStarted; | |
| 40 | bool mDecisionMode; | |
| 41 | wxPoint mDragOrigin; | |
| 42 | int mCurDragOfs; | |
| 43 | bool mCaptureIsOn; | |
| 44 | ||
| 45 | // saved margins of the pane | |
| 46 | int mSvTopMargin; | |
| 47 | int mSvBottomMargin; | |
| 48 | int mSvLeftMargin; | |
| 49 | int mSvRightMargin; | |
| 50 | ||
| 51 | //on-screen drawing state variables | |
| 52 | wxBitmap* mpPaneImage; | |
| 53 | wxBitmap* mpRowImage; | |
| 54 | wxBitmap* mpCombinedImage; | |
| 55 | ||
| 56 | wxScreenDC* mpScrDc; | |
| 57 | wxRect mCombRect; | |
| 58 | wxSize mRowImgDim; | |
| 59 | int mInitalRowOfs; | |
| 60 | ||
| 61 | // NOTE:: if mpRowInFocus is not NULL, then mCollapsedIconInFocus is -1, | |
| 62 | // and v.v. (two different items cannot be in focus at the same time) | |
| 63 | ||
| 64 | cbRowInfo* mpRowInFocus; | |
| 65 | int mCollapsedIconInFocus; | |
| 66 | ||
| 67 | cbDockPane* mpPane; // is set up temorarely, while handling event | |
| 68 | ||
| 69 | wxList mHiddenBars; | |
| 70 | ||
| 71 | wxBitmap* CaptureDCArea( wxDC& dc, wxRect& area ); | |
| 72 | ||
| 73 | // helpers for drag&drop | |
| 74 | ||
| 75 | int GetHRowsCountForPane( cbDockPane* pPane ); | |
| 76 | ||
| 77 | void SetMouseCapture( bool captureOn ); | |
| 78 | void PrepareForRowDrag(); | |
| 79 | void ShowDraggedRow( int offset ); | |
| 80 | void ShowPaneImage(); | |
| 81 | void FinishOnScreenDraw(); | |
| 82 | void CollapseRow( cbRowInfo* pRow ); | |
| 83 | void ExpandRow( int collapsedIconIdx ); | |
| 84 | void InsertDraggedRowBefore( cbRowInfo* pBeforeRow ); | |
| 85 | bool ItemIsInFocus(); | |
| 86 | void CheckPrevItemInFocus( cbRowInfo* pRow, int iconIdx ); | |
| 87 | void UnhiglightItemInFocus(); | |
| 88 | ||
| 89 | cbRowInfo* GetFirstRow(); | |
| 90 | ||
| 91 | // "hard-coded metafile" for NN-look | |
| 92 | ||
| 93 | virtual void DrawTrianUp( wxRect& inRect, wxDC& dc ); | |
| 94 | virtual void DrawTrianDown( wxRect& inRect, wxDC& dc ); | |
| 95 | virtual void DrawTrianRight( wxRect& inRect, wxDC& dc ); | |
| 96 | virtual void Draw3DPattern( wxRect& inRect, wxDC& dc ); | |
| 97 | virtual void DrawRombShades( wxPoint& p1, wxPoint& p2, wxPoint& p3, wxPoint& p4, wxDC& dc ); | |
| 98 | virtual void DrawOrtoRomb( wxRect& inRect, wxDC& dc, wxBrush& bkBrush ); | |
| 99 | virtual void DrawRomb( wxRect& inRect, wxDC& dc, wxBrush& bkBrush ); | |
| 100 | virtual void Draw3DRect( wxRect& inRect, wxDC& dc, wxBrush& bkBrush ); | |
| 101 | virtual void DrawRectShade( wxRect& inRect, wxDC& dc, | |
| 102 | int level, wxPen& upperPen, wxPen& lowerPen ); | |
| 103 | ||
| 104 | virtual void GetRowHintRect( cbRowInfo* pRow, wxRect& rect ); | |
| 105 | virtual void GetCollapsedInconRect( int iconIdx, wxRect& rect ); | |
| 106 | ||
| 107 | virtual int GetCollapsedIconsPos(); | |
| 108 | ||
| 109 | public: | |
| 110 | ||
| 111 | cbRowDragPlugin(void); | |
| 112 | ||
| 113 | cbRowDragPlugin( wxFrameLayout* pLayout, int paneMask = wxALL_PANES ); | |
| 114 | virtual ~cbRowDragPlugin(); | |
| 115 | ||
| 116 | virtual cbPluginBase* Clone() { return new cbRowDragPlugin(NULL,0); } | |
| 117 | ||
| 118 | virtual void OnInitPlugin(); | |
| 119 | ||
| 120 | // handlers for plugin events (appearence-independent logic) | |
| 121 | ||
| 122 | void OnMouseMove ( cbMotionEvent& event ); | |
| 123 | void OnLButtonDown( cbLeftDownEvent& event ); | |
| 124 | void OnLButtonUp ( cbLeftUpEvent& event ); | |
| 125 | void OnDrawPaneBackground( cbDrawPaneDecorEvent& event ); | |
| 126 | ||
| 127 | // overridables (appearence-depedent) | |
| 128 | ||
| 129 | virtual void DrawCollapsedRowIcon( int index, wxDC& dc, bool isHighlighted ); | |
| 130 | virtual void DrawCollapsedRowsBorder( wxDC& dc ); | |
| 131 | virtual void DrawRowsDragHintsBorder( wxDC& dc ); | |
| 132 | virtual void DrawRowDragHint( cbRowInfo* pRow, wxDC& dc, bool isHighlighted ); | |
| 133 | virtual void DrawEmptyRow( wxDC& dc, wxRect& rowBounds ); | |
| 134 | ||
| 135 | virtual int GetCollapsedRowIconHeight(); | |
| 136 | virtual int GetRowDragHintWidth(); | |
| 137 | ||
| 138 | virtual void SetPaneMargins(); | |
| 139 | ||
| 140 | ||
| 141 | virtual bool HitTestCollapsedRowIcon( int iconIdx, const wxPoint& pos ); | |
| 142 | virtual bool HitTestRowDragHint( cbRowInfo* pRow, const wxPoint& pos ); | |
| 143 | ||
| 144 | DECLARE_EVENT_TABLE() | |
| 145 | }; | |
| 146 | ||
| 147 | // internal helper-class | |
| 148 | ||
| 149 | class cbHiddenBarInfo : public wxObject | |
| 150 | { | |
| 151 | DECLARE_DYNAMIC_CLASS( cbHiddenBarInfo ) | |
| 152 | public: | |
| 153 | cbBarInfo* mpBar; | |
| 154 | int mRowNo; | |
| 155 | int mIconNo; | |
| 156 | int mAlignment; | |
| 157 | }; | |
| 158 | ||
| 159 | #endif |