gridseh.hpp

最新的 DBGRIDEH4.0

typedef Set<GridsEh__5, sdLeft, sdDown>  TGridScrollDirection;

class PASCALIMPLEMENTATION TCustomGridEh : public Controls::TCustomControl 
{
	typedef Controls::TCustomControl inherited;
	
private:
	TGridCoord FAnchor;
	Forms::TFormBorderStyle FBorderStyle;
	bool FCanEditModify;
	int FColCount;
	int FColOffset;
	DynamicArray<int >  FColWidths;
	int FContraColCount;
	int FContraRowCount;
	TGridCoord FCurrent;
	int FDefaultColWidth;
	bool FDefaultDrawing;
	int FDefaultRowHeight;
	bool FEditorMode;
	Graphics::TColor FFixedColor;
	int FFixedCols;
	int FFixedRows;
	bool FFlat;
	int FFrozenColCount;
	int FFrozenRowCount;
	TGridLineColorsEh* FGridLineColors;
	int FGridLineWidth;
	#pragma pack(push,1)
	Types::TPoint FHitTest;
	#pragma pack(pop)
	int FInplaceCol;
	int FInplaceRow;
	TInplaceEdit* FInplaceEdit;
	int FMoveIndex;
	int FMovePos;
	TGridEhCellMouseEvent FOnCellMouseClick;
	TGridOptions FOptions;
	int FRowCount;
	DynamicArray<int >  FRowHeights;
	Stdctrls::TScrollStyle FScrollBars;
	int FSizingIndex;
	int FSizingPos;
	int FSizingOfs;
	DynamicArray<int >  FTabStops;
	TGridCoord FTopLeft;
	TGridCoord __fastcall CalcCoordFromPoint(int X, int Y, const TGridDrawInfoEh &DrawInfo);
	void __fastcall CalcDrawInfoXY(TGridDrawInfoEh &DrawInfo, int UseWidth, int UseHeight);
	TGridCoord __fastcall CalcMaxTopLeft(const TGridCoord &Coord, const TGridDrawInfoEh &DrawInfo);
	void __fastcall CancelMode(void);
	void __fastcall ChangeSize(int NewColCount, int NewRowCount);
	void __fastcall ClampInView(const TGridCoord &Coord);
	void __fastcall DrawSizingLine(const TGridDrawInfoEh &DrawInfo);
	void __fastcall DrawMove(void);
	void __fastcall GridRectToScreenRect(const Types::TRect &GridRect, Types::TRect &ScreenRect, bool IncludeLine);
	void __fastcall Initialize(void);
	void __fastcall InvalidateRect(const Types::TRect &ARect);
	void __fastcall ModifyScrollBar(unsigned ScrollBar, unsigned ScrollCode, unsigned Pos, bool UseRightToLeft);
	void __fastcall MoveAdjust(int &CellPos, int FromIndex, int ToIndex);
	void __fastcall MoveAnchor(const TGridCoord &NewAnchor);
	void __fastcall MoveAndScroll(int Mouse, int CellHit, TGridDrawInfoEh &DrawInfo, TGridAxisDrawInfoEh &Axis, int Scrollbar, const Types::TPoint &MousePt);
	void __fastcall MoveCurrent(int ACol, int ARow, bool MoveAnchor, bool Show);
	void __fastcall MoveTopLeft(int ALeft, int ATop);
	void __fastcall ResizeCol(int Index, int OldSize, int NewSize);
	void __fastcall ResizeRow(int Index, int OldSize, int NewSize);
	void __fastcall SelectionMoved(const Types::TRect &OldSel);
	void __fastcall ScrollDataInfo(int DX, int DY, TGridDrawInfoEh &DrawInfo);
	void __fastcall TopLeftMoved(const TGridCoord &OldTopLeft);
	void __fastcall UpdateScrollPos(void);
	void __fastcall UpdateScrollRange(void);
	int __fastcall GetColWidths(int Index);
	int __fastcall GetRowHeights(int Index);
	Types::TRect __fastcall GetSelection();
	bool __fastcall GetTabStops(int Index);
	int __fastcall GetVisibleColCount(void);
	int __fastcall GetVisibleRowCount(void);
	bool __fastcall IsActiveControl(void);
	void __fastcall ReadColWidths(Classes::TReader* Reader);
	void __fastcall ReadRowHeights(Classes::TReader* Reader);
	void __fastcall SetBorderStyle(Forms::TBorderStyle Value);
	void __fastcall SetCol(int Value);
	void __fastcall SetColCount(int Value);
	void __fastcall SetColWidths(int Index, int Value);
	void __fastcall SetDefaultColWidth(int Value);
	void __fastcall SetDefaultRowHeight(int Value);
	void __fastcall SetEditorMode(bool Value);
	void __fastcall SetFixedColor(Graphics::TColor Value);
	void __fastcall SetFixedCols(int Value);
	void __fastcall SetFixedRows(int Value);
	void __fastcall SetGridLineWidth(int Value);
	void __fastcall SetLeftCol(int Value);
	void __fastcall SetOptions(TGridOptions Value);
	void __fastcall SetRow(int Value);
	void __fastcall SetRowCount(int Value);
	void __fastcall SetRowHeights(int Index, int Value);
	void __fastcall SetScrollBars(Stdctrls::TScrollStyle Value);
	void __fastcall SetSelection(const Types::TRect &Value);
	void __fastcall SetTabStops(int Index, bool Value);
	void __fastcall SetTopRow(int Value);
	void __fastcall UpdateEdit(void);
	void __fastcall UpdateText(void);
	void __fastcall WriteColWidths(Classes::TWriter* Writer);
	void __fastcall WriteRowHeights(Classes::TWriter* Writer);
	MESSAGE void __fastcall CMCancelMode(Controls::TCMCancelMode &Msg);
	HIDESBASE MESSAGE void __fastcall CMFontChanged(Messages::TMessage &Message);
	HIDESBASE MESSAGE void __fastcall CMCtl3DChanged(Messages::TMessage &Message);
	HIDESBASE MESSAGE void __fastcall CMDesignHitTest(Messages::TWMMouse &Msg);
	MESSAGE void __fastcall CMWantSpecialKey(Messages::TWMKey &Msg);
	HIDESBASE MESSAGE void __fastcall CMShowingChanged(Messages::TMessage &Message);
	HIDESBASE MESSAGE void __fastcall WMChar(Messages::TWMKey &Msg);
	HIDESBASE MESSAGE void __fastcall WMCancelMode(Messages::TWMNoParams &Msg);
	HIDESBASE MESSAGE void __fastcall WMCommand(Messages::TWMCommand &Message);
	MESSAGE void __fastcall WMGetDlgCode(Messages::TWMNoParams &Msg);
	HIDESBASE MESSAGE void __fastcall WMHScroll(Messages::TWMScroll &Msg);
	HIDESBASE MESSAGE void __fastcall WMKillFocus(Messages::TWMKillFocus &Msg);
	HIDESBASE MESSAGE void __fastcall WMLButtonDown(Messages::TWMMouse &Message);
	HIDESBASE MESSAGE void __fastcall WMLButtonUp(Messages::TWMMouse &Message);
	HIDESBASE MESSAGE void __fastcall WMNCHitTest(Messages::TWMNCHitTest &Msg);
	HIDESBASE MESSAGE void __fastcall WMSetCursor(Messages::TWMSetCursor &Msg);
	HIDESBASE MESSAGE void __fastcall WMSetFocus(Messages::TWMSetFocus &Msg);
	HIDESBASE MESSAGE void __fastcall WMSize(Messages::TWMSize &Msg);
	MESSAGE void __fastcall WMTimer(Messages::TWMTimer &Msg);
	HIDESBASE MESSAGE void __fastcall WMVScroll(Messages::TWMScroll &Msg);
	void __fastcall SetContraColCount(const int Value);
	void __fastcall SetContraRowCount(const int Value);
	int __fastcall GetFullColCount(void);
	int __fastcall GetFullRowCount(void);
	void __fastcall SetFlat(const bool Value);
	void __fastcall SetFrozenColCount(const int Value);
	void __fastcall SetFrozenRowCount(const int Value);
	TRCRRec __fastcall SetDataDrawOriginClipRegion(int StartX, int StartY, int StopX, int StopY);
	void __fastcall RestoreDataDrawOriginClipRegion(TRCRRec &RCR);
	
protected:
	TGridOptions DesignOptionsBoost;
	int FColDataOffset;
	Graphics::TColor FFixedLineColor;
	TGridState FGridState;
	int FLockPaint;
	TGridCoord FMouseDownCell;
	bool FSaveCellExtents;
	bool VirtualView;
	virtual TInplaceEdit* __fastcall CreateEditor(void);
	int __fastcall ResizeLine(const TGridAxisDrawInfoEh &AxisInfo);
	void __fastcall CalcDrawInfo(TGridDrawInfoEh &DrawInfo);
	void __fastcall CalcContraInfo(TGridDrawInfoEh &DrawInfo, int UseWidth, int UseHeight);
	void __fastcall CalcFixedInfo(TGridDrawInfoEh &DrawInfo);
	virtual void __fastcall CalcSizingState(int X, int Y, TGridState &State, int &Index, int &SizingPos, int &SizingOfs, TGridDrawInfoEh &FixedInfo);
	void __fastcall ChangeGridOrientation(bool RightToLeftOrientation);
	virtual void __fastcall CellMouseClick(const TGridCoord &Cell, Controls::TMouseButton Button, Classes::TShiftState Shift, int X, int Y);
	virtual void __fastcall CreateParams(Controls::TCreateParams &Params);
	DYNAMIC void __fastcall KeyDown(Word &Key, Classes::TShiftState Shift);
	DYNAMIC void __fastcall KeyPress(char &Key);
	void __fastcall LockPaint(void);
	DYNAMIC void __fastcall MouseDown(Controls::TMouseButton Button, Classes::TShiftState Shift, int X, int Y);
	DYNAMIC void __fastcall MouseMove(Classes::TShiftState Shift, int X, int Y);
	DYNAMIC void __fastcall MouseUp(Controls::TMouseButton Button, Classes::TShiftState Shift, int X, int Y);
	HIDESBASEDYNAMIC void __fastcall AdjustSize(int Index, int Amount, bool Rows);
	Types::TRect __fastcall BoxRect(int ALeft, int ATop, int ARight, int ABottom);
	DYNAMIC void __fastcall DoExit(void);
	Types::TRect __fastcall CellRect(int ACol, int ARow);
	DYNAMIC bool __fastcall CanEditAcceptKey(char Key);
	DYNAMIC bool __fastcall CanGridAcceptKey(Word Key, Classes::TShiftState Shift);
	DYNAMIC bool __fastcall CanEditModify(void);
	virtual bool __fastcall CanEditShow(void);
	virtual bool __fastcall CheckCellMouseClick(Messages::TWMMouse &Message);
	DYNAMIC bool __fastcall DoMouseWheelDown(Classes::TShiftState Shift, const Types::TPoint &MousePos);
	DYNAMIC bool __fastcall DoMouseWheelUp(Classes::TShiftState Shift, const Types::TPoint &MousePos);
	bool __fastcall PaintLocked(void);
	void __fastcall FocusCell(int ACol, int ARow, bool MoveAnchor);
	virtual void __fastcall FlatChanged(void);
	DYNAMIC AnsiString __fastcall GetEditText(int ACol, int ARow);
	DYNAMIC void __fastcall SetEditText(int ACol, int ARow, const AnsiString Value);
	DYNAMIC int __fastcall GetEditLimit(void);
	DYNAMIC AnsiString __fastcall GetEditMask(int ACol, int ARow);
	DYNAMIC TEditStyle __fastcall GetEditStyle(int ACol, int ARow);
	int __fastcall GetGridWidth(void);
	int __fastcall GetGridHeight(void);
	void __fastcall HideEdit(void);
	void __fastcall HideEditor(void);
	void __fastcall ShowEditor(void);
	void __fastcall ShowEditorChar(char Ch);
	void __fastcall InvalidateEditor(void);
	void __fastcall InvalidateGrid(void);
	void __fastcall MoveColumn(int FromIndex, int ToIndex);
	DYNAMIC void __fastcall ColumnMoved(int FromIndex, int ToIndex);
	void __fastcall MoveRow(int FromIndex, int ToIndex);
	DYNAMIC void __fastcall RowMoved(int FromIndex, int ToIndex);
	virtual void __fastcall DrawCell(int ACol, int ARow, const Types::TRect &ARect, TGridDrawState AState) = 0 ;
	virtual void __fastcall DefineProperties(Classes::TFiler* Filer);
	void __fastcall MoveColRow(int ACol, int ARow, bool MoveAnchor, bool Show);
	virtual bool __fastcall SelectCell(int ACol, int ARow);
	DYNAMIC void __fastcall SizeChanged(int OldColCount, int OldRowCount);
	bool __fastcall Sizing(int X, int Y);
	void __fastcall ScrollData(int DX, int DY);
	void __fastcall InvalidateCell(int ACol, int ARow);
	void __fastcall InvalidateCol(int ACol);
	void __fastcall InvalidateRow(int ARow);
	DYNAMIC void __fastcall TopLeftChanged(void);
	DYNAMIC void __fastcall TimedScroll(TGridScrollDirection Direction);
	virtual void __fastcall Paint(void);
	void __fastcall DrawLines(const TGridDrawInfoEh &DrawInfo, bool DoHorz, bool DoVert, int Col, int Row, int const * CellBounds, const int CellBounds_Size, Graphics::TColor OnColor, Graphics::TColor OffColor, Graphics::TCanvas* Canvas, const TDrawLinesInfoEh &DrawLinesInfo);
	void __fastcall DrawContraInfo(const TGridDrawInfoEh &DrawInfo);
	void __fastcall DrawPolyPolyline(TPointArray PointsList, TDWORDArray StrokeList, int VCount);
	void __fastcall DrawPolyline(Types::TPoint * Points, const int Points_Size);
	DYNAMIC void __fastcall ColWidthsChanged(void);
	DYNAMIC void __fastcall RowHeightsChanged(void);
	virtual void __fastcall DeleteColumn(int ACol);
	virtual void __fastcall DeleteRow(int ARow);
	void __fastcall UpdateDesigner(void);
	void __fastcall UnlockPaint(void);
	virtual void __fastcall UpdateFixedLineColor(void);
	void __fastcall DrawEdgeEh(Graphics::TCanvas* ACanvas, const Types::TRect &qrc, bool IsDown, bool IsSelected, bool NeedLeft, bool NeedRight);
	virtual TGridLineColorsEh* __fastcall CreateGridLineColors(void);
	virtual void __fastcall SetContraSize(int NewContraColCount, int NewContraRowCount);
	void __fastcall SmoothOffsetData(int DX, int DY);
	DYNAMIC bool __fastcall BeginColumnDrag(int &Origin, int &Destination, const Types::TPoint &MousePt);
	DYNAMIC bool __fastcall BeginRowDrag(int &Origin, int &Destination, const Types::TPoint &MousePt);
	DYNAMIC bool __fastcall CheckColumnDrag(int &Origin, int &Destination, const Types::TPoint &MousePt);
	DYNAMIC bool __fastcall CheckRowDrag(int &Origin, int &Destination, const Types::TPoint &MousePt);
	DYNAMIC bool __fastcall EndColumnDrag(int &Origin, int &Destination, const Types::TPoint &MousePt);
	DYNAMIC bool __fastcall EndRowDrag(int &Origin, int &Destination, const Types::TPoint &MousePt);
	__property Forms::TBorderStyle BorderStyle = {read=FBorderStyle, write=SetBorderStyle, default=1};
	__property int Col = {read=FCurrent.X, write=SetCol, nodefault};
	__property Color  = {default=-16777211};
	__property int ColCount = {read=FColCount, write=SetColCount, default=5};
	__property int ColWidths[int Index] = {read=GetColWidths, write=SetColWidths};
	__property int DefaultColWidth = {read=FDefaultColWidth, write=SetDefaultColWidth, default=64};
	__property bool DefaultDrawing = {read=FDefaultDrawing, write=FDefaultDrawing, default=1};
	__property int DefaultRowHeight = {read=FDefaultRowHeight, write=SetDefaultRowHeight, default=24};
	__property bool EditorMode = {read=FEditorMode, write=SetEditorMode, nodefault};
	__property Graphics::TColor FixedColor = {read=FFixedColor, write=SetFixedColor, default=-16777201};
	__property int FixedCols = {read=FFixedCols, write=SetFixedCols, default=1};
	__property int FixedRows = {read=FFixedRows, write=SetFixedRows, default=1};
	__property int GridHeight = {read=GetGridHeight, nodefault};
	__property int GridLineWidth = {read=FGridLineWidth, write=SetGridLineWidth, default=1};
	__property int GridWidth = {read=GetGridWidth, nodefault};
	__property Types::TPoint HitTest = {read=FHitTest};
	__property TInplaceEdit* InplaceEditor = {read=FInplaceEdit};
	__property int LeftCol = {read=FTopLeft.X, write=SetLeftCol, nodefault};
	__property TGridOptions Options = {read=FOptions, write=SetOptions, default=31};
	__property ParentColor  = {default=0};
	__property int Row = {read=FCurrent.Y, write=SetRow, nodefault};
	__property int RowCount = {read=FRowCount, write=SetRowCount, default=5};
	__property int RowHeights[int Index] = {read=GetRowHeights, write=SetRowHeights};
	__property Stdctrls::TScrollStyle ScrollBars = {read=FScrollBars, write=SetScrollBars, default=3};
	__property Types::TRect Selection = {read=GetSelection, write=SetSelection};
	__property bool TabStops[int Index] = {read=GetTabStops, write=SetTabStops};
	__property int TopRow = {read=FTopLeft.Y, write=SetTopRow, nodefault};
	__property int VisibleColCount = {read=GetVisibleColCount, nodefault};
	__property int VisibleRowCount = {read=GetVisibleRowCount, nodefault};
	__property int ContraRowCount = {read=FContraRowCount, write=SetContraRowCount, default=0};
	__property int ContraColCount = {read=FContraColCount, write=SetContraColCount, default=0};