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Various measures to reduce flicker.

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@144 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Julian Smart
1998-06-25 09:45:27 +00:00
parent da938cfd99
commit ad95e0f64e
1 changed files with 96 additions and 92 deletions
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186
include/wx/generic/gridg.h
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@@ -46,68 +46,6 @@ class WXDLLEXPORT wxGridCell;
class WXDLLEXPORT wxGenericGrid: public wxPanel class WXDLLEXPORT wxGenericGrid: public wxPanel
{ {
DECLARE_DYNAMIC_CLASS(wxGenericGrid) DECLARE_DYNAMIC_CLASS(wxGenericGrid)
protected:
wxTextCtrl *textItem;
wxScrollBar *hScrollBar;
wxScrollBar *vScrollBar;
int wCursorRow;
int wCursorColumn;
wxRectangle CurrentRect;
bool currentRectVisible;
wxGridCell ***gridCells;
wxGridCell **rowLabelCells;
wxGridCell **colLabelCells;
bool bEditCreated;
bool editable;
int totalRows;
int totalCols;
// Row and column we're currently looking at
int scrollPosX;
int scrollPosY;
// Dimensions
int leftOfSheet;
int topOfSheet;
int rightOfSheet; // Calculated from colWidths
int bottomOfSheet; // Calculated from rowHeights
int totalGridWidth; // Total 'virtual' size
int totalGridHeight;
int cellHeight; // For now, a default
int verticalLabelWidth;
int horizontalLabelHeight;
int verticalLabelAlignment;
int horizontalLabelAlignment;
int cellAlignment;
short *colWidths; // Dynamically allocated
short *rowHeights; // Dynamically allocated
int scrollWidth; // Vert. scroll width, horiz. scroll height
// Colours
wxColour cellTextColour;
wxColour cellBackgroundColour;
wxFont *cellTextFont;
wxColour labelTextColour;
wxColour labelBackgroundColour;
wxBrush *labelBackgroundBrush;
wxFont *labelTextFont;
wxPen *divisionPen;
// Position of Edit control
wxRectangle editControlPosition;
// Drag status
int dragStatus;
int dragRowOrCol;
int dragStartPosition;
int dragLastPosition;
static wxCursor *horizontalSashCursor;
static wxCursor *verticalSashCursor;
// Don't refresh whilst this is > 0
int batchCount;
public: public:
wxGenericGrid(void); wxGenericGrid(void);
@@ -115,23 +53,25 @@ class WXDLLEXPORT wxGenericGrid: public wxPanel
{ {
Create(parent, -1, wxPoint(x, y), wxSize(width, height), style, name); Create(parent, -1, wxPoint(x, y), wxSize(width, height), style, name);
} }
inline wxGenericGrid(wxWindow *parent, const wxWindowID id, const wxPoint& pos, const wxSize& size, const long style = 0, const wxString& name = "grid") 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); Create(parent, id, pos, size, style, name);
} }
~wxGenericGrid(void); ~wxGenericGrid(void);
void OnPaint(wxPaintEvent& event); void OnPaint(wxPaintEvent& event);
void OnEraseBackground(wxEraseEvent& event);
void OnMouseEvent(wxMouseEvent& event); void OnMouseEvent(wxMouseEvent& event);
void OnSize(wxSizeEvent& event); void OnSize(wxSizeEvent& event);
bool Create(wxWindow *parent, const wxWindowID, const wxPoint& pos, const wxSize& size, const long style = 0, const wxString& name = "grid"); 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 = NULL, short *widths = NULL, bool CreateGrid(int nRows, int nCols, wxString **cellValues = NULL, short *widths = NULL,
short defaultWidth = wxGRID_DEFAULT_CELL_WIDTH, short defaultHeight = wxGRID_DEFAULT_CELL_HEIGHT); short defaultWidth = wxGRID_DEFAULT_CELL_WIDTH, short defaultHeight = wxGRID_DEFAULT_CELL_HEIGHT);
void PaintGrid(wxDC& dc);
void ClearGrid(void); void ClearGrid(void);
virtual wxGridCell *GetCell(int row, int col); virtual wxGridCell *GetCell(int row, int col);
inline wxGridCell ***GetCells(void) { return gridCells; } inline wxGridCell ***GetCells(void) { return m_gridCells; }
bool InsertCols(int pos = 0, int n = 1, bool updateLabels = TRUE); bool InsertCols(int pos = 0, int n = 1, bool updateLabels = TRUE);
bool InsertRows(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 AppendCols(int n = 1, bool updateLabels = TRUE);
@@ -149,12 +89,12 @@ class WXDLLEXPORT wxGenericGrid: public wxPanel
void SetCellTextColour(const wxColour& val, int row, int col); void SetCellTextColour(const wxColour& val, int row, int col);
void SetCellTextColour(const wxColour& col); void SetCellTextColour(const wxColour& col);
wxColour& GetCellTextColour(int row, int col); wxColour& GetCellTextColour(int row, int col);
inline wxColour& GetCellTextColour(void) { return cellTextColour; } inline wxColour& GetCellTextColour(void) { return m_cellTextColour; }
void SetCellBackgroundColour(const wxColour& col); void SetCellBackgroundColour(const wxColour& col);
void SetCellBackgroundColour(const wxColour& colour, int row, int col); void SetCellBackgroundColour(const wxColour& colour, int row, int col);
inline wxColour& GetCellBackgroundColour(void) { return cellBackgroundColour; } inline wxColour& GetCellBackgroundColour(void) { return m_cellBackgroundColour; }
wxColour& GetCellBackgroundColour(int row, int col); wxColour& GetCellBackgroundColour(int row, int col);
inline wxFont *GetCellTextFont(void) { return cellTextFont; } inline wxFont *GetCellTextFont(void) { return m_cellTextFont; }
wxFont *GetCellTextFont(int row, int col); wxFont *GetCellTextFont(int row, int col);
void SetCellTextFont(wxFont *fnt); void SetCellTextFont(wxFont *fnt);
void SetCellTextFont(wxFont *fnt, int row, int col); void SetCellTextFont(wxFont *fnt, int row, int col);
@@ -177,30 +117,30 @@ class WXDLLEXPORT wxGenericGrid: public wxPanel
wxString& GetLabelValue(int orientation, int pos); wxString& GetLabelValue(int orientation, int pos);
void SetLabelTextColour(const wxColour& colour); void SetLabelTextColour(const wxColour& colour);
void SetLabelBackgroundColour(const wxColour& colour); void SetLabelBackgroundColour(const wxColour& colour);
inline wxColour& GetLabelTextColour(void) { return labelTextColour; } inline wxColour& GetLabelTextColour(void) { return m_labelTextColour; }
inline wxColour& GetLabelBackgroundColour(void) { return labelBackgroundColour; } inline wxColour& GetLabelBackgroundColour(void) { return m_labelBackgroundColour; }
inline wxFont *GetLabelTextFont(void) { return labelTextFont; } inline wxFont *GetLabelTextFont(void) { return m_labelTextFont; }
inline void SetLabelTextFont(wxFont *fnt) { labelTextFont = fnt; } inline void SetLabelTextFont(wxFont *fnt) { m_labelTextFont = fnt; }
// Miscellaneous accessors // Miscellaneous accessors
inline int GetCursorRow(void) { return wCursorRow; } inline int GetCursorRow(void) { return m_wCursorRow; }
inline int GetCursorColumn(void) { return wCursorColumn; } inline int GetCursorColumn(void) { return m_wCursorColumn; }
void SetGridCursor(int row, int col); void SetGridCursor(int row, int col);
inline int GetRows(void) { return totalRows; } inline int GetRows(void) { return m_totalRows; }
inline int GetCols(void) { return totalCols; } inline int GetCols(void) { return m_totalCols; }
inline int GetScrollPosX(void) { return scrollPosX; } inline int GetScrollPosX(void) { return m_scrollPosX; }
inline int GetScrollPosY(void) { return scrollPosY; } inline int GetScrollPosY(void) { return m_scrollPosY; }
inline void SetScrollPosX(int pos) { scrollPosX = pos; } inline void SetScrollPosX(int pos) { m_scrollPosX = pos; }
inline void SetScrollPosY(int pos) { scrollPosY = pos; } inline void SetScrollPosY(int pos) { m_scrollPosY = pos; }
inline wxTextCtrl *GetTextItem(void) { return textItem; } inline wxTextCtrl *GetTextItem(void) { return m_textItem; }
inline wxScrollBar *GetHorizScrollBar(void) { return hScrollBar; } inline wxScrollBar *GetHorizScrollBar(void) { return m_hScrollBar; }
inline wxScrollBar *GetVertScrollBar(void) { return vScrollBar; } inline wxScrollBar *GetVertScrollBar(void) { return m_vScrollBar; }
inline bool GetEditable(void) { return editable; } inline bool GetEditable(void) { return m_editable; }
void SetEditable(bool edit); void SetEditable(bool edit);
inline wxRectangle& GetCurrentRect(void) { return CurrentRect; } inline wxRectangle& GetCurrentRect(void) { return m_currentRect; }
inline bool CurrentCellVisible(void) { return currentRectVisible; } inline bool CurrentCellVisible(void) { return m_currentRectVisible; }
inline void SetDividerPen(wxPen *pen) { divisionPen = pen; } inline void SetDividerPen(wxPen *pen) { m_divisionPen = pen; }
inline wxPen *GetDividerPen(void) { return divisionPen; } inline wxPen *GetDividerPen(void) { return m_divisionPen; }
// High-level event handling // High-level event handling
// Override e.g. to check value of current cell; but call // Override e.g. to check value of current cell; but call
@@ -261,13 +201,77 @@ class WXDLLEXPORT wxGenericGrid: public wxPanel
void RefreshCell(int row, int col, bool setText = FALSE); void RefreshCell(int row, int col, bool setText = FALSE);
// Don't refresh within the outer pair of these. // Don't refresh within the outer pair of these.
inline void BeginBatch(void) { batchCount ++; } inline void BeginBatch(void) { m_batchCount ++; }
inline void EndBatch(void) { batchCount --; } inline void EndBatch(void) { m_batchCount --; }
inline int GetBatchCount(void) { return batchCount; } inline int GetBatchCount(void) { return m_batchCount; }
void OnText(wxCommandEvent& ev); void OnText(wxCommandEvent& ev);
void OnGridScroll(wxScrollEvent& 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() DECLARE_EVENT_TABLE()
}; };