///////////////////////////////////////////////////////////////////////////// // Name: gridg.h // Purpose: wxGenericGrid // Author: Julian Smart // Modified by: // Created: 01/02/97 // RCS-ID: $Id$ // Copyright: (c) // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #ifndef __GRIDH_G__ #define __GRIDH_G__ #ifdef __GNUG__ #pragma interface "gridg.h" #endif #include "wx/defs.h" #include "wx/panel.h" #include "wx/string.h" #include "wx/scrolbar.h" #define wxGRID_DEFAULT_EDIT_WIDTH 300 #define wxGRID_DEFAULT_EDIT_HEIGHT 27 #define wxGRID_DEFAULT_EDIT_X 2 #define wxGRID_DEFAULT_EDIT_Y 1 #define wxGRID_DEFAULT_SHEET_TOP 31 #define wxGRID_DEFAULT_SHEET_LEFT 0 #define wxGRID_DEFAULT_CELL_HEIGHT 20 #define wxGRID_DEFAULT_CELL_WIDTH 80 #define wxGRID_DEFAULT_VERTICAL_LABEL_WIDTH 40 #define wxGRID_DEFAULT_HORIZONAL_LABEL_HEIGHT 20 #ifndef wxLEFT #define wxLEFT 0x0400 #endif #ifndef wxRIGHT #define wxRIGHT 0x0800 #endif #define WXGENERIC_GRID_VERSION 0.4 class WXDLLEXPORT wxGridCell; class WXDLLEXPORT wxGenericGrid: public wxPanel { DECLARE_DYNAMIC_CLASS(wxGenericGrid) public: wxGenericGrid(void); inline wxGenericGrid(wxWindow *parent, int x, int y, int width, int height, long style = 0, char *name = "grid") { Create(parent, -1, wxPoint(x, y), wxSize(width, height), style, name); } inline wxGenericGrid(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size, long style = 0, const wxString& name = "grid") { Create(parent, id, pos, size, style, name); } ~wxGenericGrid(void); void OnPaint(wxPaintEvent& event); void OnEraseBackground(wxEraseEvent& event); void OnMouseEvent(wxMouseEvent& event); void OnSize(wxSizeEvent& event); bool Create(wxWindow *parent, wxWindowID, const wxPoint& pos, const wxSize& size, long style = 0, const wxString& name = "grid"); bool CreateGrid(int nRows, int nCols, wxString **cellValues = (wxString **) NULL, short *widths = (short *) NULL, short defaultWidth = wxGRID_DEFAULT_CELL_WIDTH, short defaultHeight = wxGRID_DEFAULT_CELL_HEIGHT); void PaintGrid(wxDC& dc); void ClearGrid(void); virtual wxGridCell *GetCell(int row, int col); inline wxGridCell ***GetCells(void) { return m_gridCells; } bool InsertCols(int pos = 0, int n = 1, bool updateLabels = TRUE); bool InsertRows(int pos = 0, int n = 1, bool updateLabels = TRUE); bool AppendCols(int n = 1, bool updateLabels = TRUE); bool AppendRows(int n = 1, bool updateLabels = TRUE); bool DeleteCols(int pos = 0, int n = 1, bool updateLabels = TRUE); bool DeleteRows(int pos = 0, int n = 1, bool updateLabels = TRUE); // Cell accessors void SetCellValue(const wxString& val, int row, int col); wxString& GetCellValue(int row, int col); void SetCellAlignment(int flag, int row, int col); void SetCellAlignment(int flag); int GetCellAlignment(int row, int col); int GetCellAlignment(void); void SetCellTextColour(const wxColour& val, int row, int col); void SetCellTextColour(const wxColour& col); wxColour& GetCellTextColour(int row, int col); inline wxColour& GetCellTextColour(void) { return m_cellTextColour; } void SetCellBackgroundColour(const wxColour& col); void SetCellBackgroundColour(const wxColour& colour, int row, int col); inline wxColour& GetCellBackgroundColour(void) { return m_cellBackgroundColour; } wxColour& GetCellBackgroundColour(int row, int col); inline wxFont *GetCellTextFont(void) { return m_cellTextFont; } wxFont *GetCellTextFont(int row, int col); void SetCellTextFont(wxFont *fnt); void SetCellTextFont(wxFont *fnt, int row, int col); wxBitmap *GetCellBitmap(int row, int col); void SetCellBitmap(wxBitmap *bitmap, int row, int col); // Size accessors void SetColumnWidth(int col, int width); int GetColumnWidth(int col); void SetRowHeight(int row, int height); int GetRowHeight(int row); // Label accessors void SetLabelSize(int orientation, int sz); int GetLabelSize(int orientation); void SetLabelAlignment(int orientation, int alignment); int GetLabelAlignment(int orientation); wxGridCell *GetLabelCell(int orientation, int pos); void SetLabelValue(int orientation, const wxString& val, int pos); wxString& GetLabelValue(int orientation, int pos); void SetLabelTextColour(const wxColour& colour); void SetLabelBackgroundColour(const wxColour& colour); inline wxColour& GetLabelTextColour(void) { return m_labelTextColour; } inline wxColour& GetLabelBackgroundColour(void) { return m_labelBackgroundColour; } inline wxFont *GetLabelTextFont(void) { return m_labelTextFont; } inline void SetLabelTextFont(wxFont *fnt) { m_labelTextFont = fnt; } // Miscellaneous accessors inline int GetCursorRow(void) { return m_wCursorRow; } inline int GetCursorColumn(void) { return m_wCursorColumn; } void SetGridCursor(int row, int col); inline int GetRows(void) { return m_totalRows; } inline int GetCols(void) { return m_totalCols; } inline int GetScrollPosX(void) { return m_scrollPosX; } inline int GetScrollPosY(void) { return m_scrollPosY; } inline void SetScrollPosX(int pos) { m_scrollPosX = pos; } inline void SetScrollPosY(int pos) { m_scrollPosY = pos; } inline wxTextCtrl *GetTextItem(void) { return m_textItem; } inline wxScrollBar *GetHorizScrollBar(void) { return m_hScrollBar; } inline wxScrollBar *GetVertScrollBar(void) { return m_vScrollBar; } inline bool GetEditable(void) { return m_editable; } void SetEditable(bool edit); inline wxRectangle& GetCurrentRect(void) { return m_currentRect; } inline bool CurrentCellVisible(void) { return m_currentRectVisible; } inline void SetDividerPen(wxPen *pen) { m_divisionPen = pen; } inline wxPen *GetDividerPen(void) { return m_divisionPen; } // High-level event handling // Override e.g. to check value of current cell; but call // base member for default processing. virtual void OnSelectCellImplementation(wxDC *dc, int row, int col); virtual void OnSelectCell(int WXUNUSED(row), int WXUNUSED(col)) {}; // Override to create your own class of grid cell virtual wxGridCell *OnCreateCell(void); // Override to change labels e.g. creation of grid, inserting/deleting a row/col. // By default, auto-labels the grid. virtual void OnChangeLabels(void); // Override to change the label of the edit field when selecting a cell // By default, sets it to e.g. A12 virtual void OnChangeSelectionLabel(void); // Override for event processing virtual void OnCellChange(int WXUNUSED(row), int WXUNUSED(col)) {}; virtual void OnCellLeftClick(int WXUNUSED(row), int WXUNUSED(col), int WXUNUSED(x), int WXUNUSED(y), bool WXUNUSED(control), bool WXUNUSED(shift)) {}; virtual void OnCellRightClick(int WXUNUSED(row), int WXUNUSED(col), int WXUNUSED(x), int WXUNUSED(y), bool WXUNUSED(control), bool WXUNUSED(shift)) {}; virtual void OnLabelLeftClick(int WXUNUSED(row), int WXUNUSED(col), int WXUNUSED(x), int WXUNUSED(y), bool WXUNUSED(control), bool WXUNUSED(shift)) {}; virtual void OnLabelRightClick(int WXUNUSED(row), int WXUNUSED(col), int WXUNUSED(x), int WXUNUSED(y), bool WXUNUSED(control), bool WXUNUSED(shift)) {}; // Activation: call from wxFrame::OnActivate void OnActivate(bool active); // Miscellaneous void AdjustScrollbars(void); void UpdateDimensions(void); /* INTERNAL */ void SetCurrentRect (int Row, int Column, int canvasW = -1, int canvasH = -1); void HighlightCell (wxDC *dc); void DrawCellText(void); void SetGridClippingRegion(wxDC *dc); virtual bool CellHitTest(int x, int y, int *row, int *col); virtual bool LabelSashHitTest(int x, int y, int *orientation, int *rowOrCol, int *startPos); virtual bool LabelHitTest(int x, int y, int *row, int *col); // Painting virtual void DrawLabelAreas(wxDC *dc); virtual void DrawEditableArea(wxDC *dc); virtual void DrawGridLines(wxDC *dc); virtual void DrawColumnLabels(wxDC *dc); virtual void DrawColumnLabel(wxDC *dc, wxRectangle *rect, int col); virtual void DrawRowLabels(wxDC *dc); virtual void DrawRowLabel(wxDC *dc, wxRectangle *rect, int row); virtual void DrawCells(wxDC *dc); virtual void DrawCellValue(wxDC *dc, wxRectangle *rect, int row, int col); virtual void DrawCellBackground(wxDC *dc, wxRectangle *rect, int row, int col); virtual void DrawTextRect(wxDC *dc, const wxString& text, wxRectangle *rect, int flag); virtual void DrawBitmapRect(wxDC *dc, wxBitmap *bitmap, wxRectangle *rect, int flag); // Refresh cell and optionally set the text field void RefreshCell(int row, int col, bool setText = FALSE); // Don't refresh within the outer pair of these. inline void BeginBatch(void) { m_batchCount ++; } inline void EndBatch(void) { m_batchCount --; } inline int GetBatchCount(void) { return m_batchCount; } void OnText(wxCommandEvent& ev); void OnGridScroll(wxScrollEvent& ev); protected: wxPanel* m_editingPanel; // Contains the text control wxTextCtrl* m_textItem; wxScrollBar* m_hScrollBar; wxScrollBar* m_vScrollBar; int m_wCursorRow; int m_wCursorColumn; wxRectangle m_currentRect; bool m_currentRectVisible; wxGridCell*** m_gridCells; wxGridCell** m_rowLabelCells; wxGridCell** m_colLabelCells; bool m_editCreated; bool m_editable; int m_totalRows; int m_totalCols; // Row and column we're currently looking at int m_scrollPosX; int m_scrollPosY; // Dimensions int m_leftOfSheet; int m_topOfSheet; int m_rightOfSheet; // Calculated from m_colWidths int m_bottomOfSheet; // Calculated from m_rowHeights int m_totalGridWidth; // Total 'virtual' size int m_totalGridHeight; int m_cellHeight; // For now, a default int m_verticalLabelWidth; int m_horizontalLabelHeight; int m_verticalLabelAlignment; int m_horizontalLabelAlignment; int m_cellAlignment; short* m_colWidths; // Dynamically allocated short* m_rowHeights; // Dynamically allocated int m_scrollWidth; // Vert. scroll width, horiz. scroll height // Colours wxColour m_cellTextColour; wxColour m_cellBackgroundColour; wxFont* m_cellTextFont; wxColour m_labelTextColour; wxColour m_labelBackgroundColour; wxBrush* m_labelBackgroundBrush; wxFont* m_labelTextFont; wxPen* m_divisionPen; wxBitmap* m_doubleBufferingBitmap; // Position of Edit control wxRectangle m_editControlPosition; // Drag status int m_dragStatus; int m_dragRowOrCol; int m_dragStartPosition; int m_dragLastPosition; wxCursor* m_horizontalSashCursor; wxCursor* m_verticalSashCursor; // To avoid multiple refreshes, use Begin/EndBatch int m_batchCount; DECLARE_EVENT_TABLE() }; #define wxGRID_TEXT_CTRL 2000 #define wxGRID_HSCROLL 2001 #define wxGRID_VSCROLL 2002 class WXDLLEXPORT wxGridCell: public wxObject { public: wxString textValue; wxFont *font; wxColour textColour; wxColour backgroundColour; wxBrush *backgroundBrush; wxBitmap *cellBitmap; int alignment; wxGridCell(wxGenericGrid *window = (wxGenericGrid *) NULL); ~wxGridCell(void); virtual wxString& GetTextValue(void) { return textValue; } virtual void SetTextValue(const wxString& str) { textValue = str; } inline wxFont *GetFont(void) { return font; } inline void SetFont(wxFont *f) { font = f; } inline wxColour& GetTextColour(void) { return textColour; } inline void SetTextColour(const wxColour& colour) { textColour = colour; } inline wxColour& GetBackgroundColour(void) { return backgroundColour; } void SetBackgroundColour(const wxColour& colour); inline wxBrush *GetBackgroundBrush(void) { return backgroundBrush; } inline void SetBackgroundBrush(wxBrush *brush) { backgroundBrush = brush; } inline int GetAlignment(void) { return alignment; } inline void SetAlignment(int align) { alignment = align; } inline wxBitmap *GetCellBitmap(void) { return cellBitmap; } inline void SetCellBitmap(wxBitmap *bitmap) { cellBitmap = bitmap; } }; class WXDLLEXPORT wxGrid: public wxGenericGrid { public: wxGrid(void):wxGenericGrid() {} wxGrid(wxWindow *parent, int x=-1, int y=-1, int width=-1, int height=-1, long style=0, char *name = "gridWindow"): wxGenericGrid(parent, x, y, width, height, style, name) { } }; #endif