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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: gridg.h | |
3 | // Purpose: wxGenericGrid | |
4 | // Author: Julian Smart | |
5 | // Modified by: Michael Bedward 20 April 1999 | |
6 | // Added edit in place facility | |
7 | // Created: 01/02/97 | |
8 | // RCS-ID: $Id$ | |
9 | // Copyright: (c) | |
10 | // Licence: wxWindows licence | |
11 | ///////////////////////////////////////////////////////////////////////////// | |
12 | ||
13 | #ifndef __GRIDH_G__ | |
14 | #define __GRIDH_G__ | |
15 | ||
16 | #ifdef __GNUG__ | |
17 | #pragma interface "gridg.h" | |
18 | #endif | |
19 | ||
20 | #include "wx/defs.h" | |
21 | #include "wx/panel.h" | |
22 | #include "wx/string.h" | |
23 | #include "wx/scrolbar.h" | |
24 | #include "wx/event.h" | |
25 | ||
26 | #define wxGRID_DEFAULT_EDIT_WIDTH 300 | |
27 | #define wxGRID_DEFAULT_EDIT_HEIGHT 27 | |
28 | #define wxGRID_DEFAULT_EDIT_X 2 | |
29 | #define wxGRID_DEFAULT_EDIT_Y 1 | |
30 | #define wxGRID_DEFAULT_SHEET_TOP 31 | |
31 | #define wxGRID_DEFAULT_SHEET_LEFT 0 | |
32 | #define wxGRID_DEFAULT_CELL_HEIGHT 20 | |
33 | #define wxGRID_DEFAULT_CELL_WIDTH 80 | |
34 | #define wxGRID_DEFAULT_VERTICAL_LABEL_WIDTH 40 | |
35 | #define wxGRID_DEFAULT_HORIZONAL_LABEL_HEIGHT 20 | |
36 | ||
37 | #ifndef wxLEFT | |
38 | #define wxLEFT 0x0400 | |
39 | #endif | |
40 | ||
41 | #ifndef wxRIGHT | |
42 | #define wxRIGHT 0x0800 | |
43 | #endif | |
44 | ||
45 | #define WXGENERIC_GRID_VERSION 0.5 | |
46 | ||
47 | class WXDLLEXPORT wxGridEvent; | |
48 | class WXDLLEXPORT wxGridCell; | |
49 | ||
50 | class WXDLLEXPORT wxGenericGrid : public wxPanel | |
51 | { | |
52 | DECLARE_DYNAMIC_CLASS(wxGenericGrid) | |
53 | ||
54 | public: | |
55 | wxGenericGrid(); | |
56 | ||
57 | wxGenericGrid(wxWindow *parent, int x, int y, int width, int height, long style = 0, char *name = "grid") | |
58 | { | |
59 | Create(parent, -1, wxPoint(x, y), wxSize(width, height), style, name); | |
60 | } | |
61 | wxGenericGrid(wxWindow *parent, wxWindowID id, const wxPoint& pos, const wxSize& size, long style = 0, const wxString& name = "grid") | |
62 | { | |
63 | Create(parent, id, pos, size, style, name); | |
64 | } | |
65 | ~wxGenericGrid(); | |
66 | ||
67 | bool Create(wxWindow *parent, wxWindowID, const wxPoint& pos, const wxSize& size, long style = 0, const wxString& name = "grid"); | |
68 | ||
69 | bool CreateGrid(int nRows, int nCols, wxString **cellValues = (wxString **) NULL, short *widths = (short *) NULL, | |
70 | short defaultWidth = wxGRID_DEFAULT_CELL_WIDTH, short defaultHeight = wxGRID_DEFAULT_CELL_HEIGHT); | |
71 | void PaintGrid(wxDC& dc); | |
72 | void ClearGrid(); | |
73 | virtual wxGridCell *GetCell(int row, int col) const; | |
74 | wxGridCell ***GetCells() const { return m_gridCells; } | |
75 | bool InsertCols(int pos = 0, int n = 1, bool updateLabels = TRUE); | |
76 | bool InsertRows(int pos = 0, int n = 1, bool updateLabels = TRUE); | |
77 | bool AppendCols(int n = 1, bool updateLabels = TRUE); | |
78 | bool AppendRows(int n = 1, bool updateLabels = TRUE); | |
79 | bool DeleteCols(int pos = 0, int n = 1, bool updateLabels = TRUE); | |
80 | bool DeleteRows(int pos = 0, int n = 1, bool updateLabels = TRUE); | |
81 | ||
82 | // Cell accessors | |
83 | void SetCellValue(const wxString& val, int row, int col); | |
84 | wxString& GetCellValue(int row, int col) const; | |
85 | void SetCellAlignment(int flag, int row, int col); | |
86 | void SetCellAlignment(int flag); | |
87 | int GetCellAlignment(int row, int col) const; | |
88 | int GetCellAlignment() const; | |
89 | void SetCellTextColour(const wxColour& val, int row, int col); | |
90 | void SetCellTextColour(const wxColour& col); | |
91 | wxColour& GetCellTextColour(int row, int col) const; | |
92 | wxColour& GetCellTextColour() const { return (wxColour&) m_cellTextColour; } | |
93 | void SetCellBackgroundColour(const wxColour& col); | |
94 | void SetCellBackgroundColour(const wxColour& colour, int row, int col); | |
95 | wxColour& GetCellBackgroundColour() const { return (wxColour&) m_cellBackgroundColour; } | |
96 | wxColour& GetCellBackgroundColour(int row, int col) const; | |
97 | wxFont& GetCellTextFont() const { return (wxFont&) m_cellTextFont; } | |
98 | wxFont& GetCellTextFont(int row, int col) const; | |
99 | void SetCellTextFont(const wxFont& fnt); | |
100 | void SetCellTextFont(const wxFont& fnt, int row, int col); | |
101 | wxBitmap *GetCellBitmap(int row, int col) const; | |
102 | void SetCellBitmap(wxBitmap *bitmap, int row, int col); | |
103 | ||
104 | // Size accessors | |
105 | void SetColumnWidth(int col, int width); | |
106 | int GetColumnWidth(int col) const; | |
107 | void SetRowHeight(int row, int height); | |
108 | int GetRowHeight(int row) const; | |
109 | ||
110 | // Label accessors | |
111 | void SetLabelSize(int orientation, int sz); | |
112 | int GetLabelSize(int orientation) const; | |
113 | void SetLabelAlignment(int orientation, int alignment); | |
114 | int GetLabelAlignment(int orientation) const; | |
115 | wxGridCell *GetLabelCell(int orientation, int pos) const; | |
116 | void SetLabelValue(int orientation, const wxString& val, int pos); | |
117 | wxString& GetLabelValue(int orientation, int pos) const; | |
118 | void SetLabelTextColour(const wxColour& colour); | |
119 | void SetLabelBackgroundColour(const wxColour& colour); | |
120 | wxColour& GetLabelTextColour() const { return (wxColour&) m_labelTextColour; } | |
121 | wxColour& GetLabelBackgroundColour() { return (wxColour&) m_labelBackgroundColour; } | |
122 | wxFont& GetLabelTextFont() { return (wxFont&) m_labelTextFont; } | |
123 | void SetLabelTextFont(const wxFont& fnt) { m_labelTextFont = fnt; } | |
124 | ||
125 | // Miscellaneous accessors | |
126 | int GetCursorRow() const { return m_wCursorRow; } | |
127 | int GetCursorColumn() const { return m_wCursorColumn; } | |
128 | void SetGridCursor(int row, int col); | |
129 | int GetRows() const { return m_totalRows; } | |
130 | int GetCols() const { return m_totalCols; } | |
131 | int GetScrollPosX() const { return m_scrollPosX; } | |
132 | int GetScrollPosY() const { return m_scrollPosY; } | |
133 | void SetScrollPosX(int pos) { m_scrollPosX = pos; } | |
134 | void SetScrollPosY(int pos) { m_scrollPosY = pos; } | |
135 | wxTextCtrl *GetTextItem() const { return m_textItem; } | |
136 | wxScrollBar *GetHorizScrollBar() const { return m_hScrollBar; } | |
137 | wxScrollBar *GetVertScrollBar() const { return m_vScrollBar; } | |
138 | bool GetEditable() const { return m_editable; } | |
139 | void SetEditable(bool edit); | |
140 | ||
141 | bool GetEditInPlace() const { return m_editInPlace; } | |
142 | void SetEditInPlace(bool edit = TRUE); | |
143 | ||
144 | wxRect& GetCurrentRect() const { return (wxRect&) m_currentRect; } | |
145 | bool CurrentCellVisible() const { return m_currentRectVisible; } | |
146 | void SetDividerPen(const wxPen& pen) { m_divisionPen = pen; } | |
147 | wxPen& GetDividerPen() const { return (wxPen&) m_divisionPen; } | |
148 | ||
149 | // High-level event handling | |
150 | // Override e.g. to check value of current cell; but call | |
151 | // base member for default processing. | |
152 | virtual void OnSelectCellImplementation(wxDC *dc, int row, int col); | |
153 | ||
154 | virtual void OnSelectCell(int WXUNUSED(row), int WXUNUSED(col)) {}; | |
155 | void _OnSelectCell(wxGridEvent& event); | |
156 | ||
157 | // Override to create your own class of grid cell | |
158 | virtual wxGridCell *OnCreateCell(); | |
159 | void _OnCreateCell(wxGridEvent& event); | |
160 | ||
161 | // Override to change labels e.g. creation of grid, inserting/deleting a row/col. | |
162 | // By default, auto-labels the grid. | |
163 | virtual void OnChangeLabels(); | |
164 | void _OnChangeLabels(wxGridEvent& event); | |
165 | ||
166 | // Override to change the label of the edit field when selecting a cell | |
167 | // By default, sets it to e.g. A12 | |
168 | virtual void OnChangeSelectionLabel(); | |
169 | void _OnChangeSelectionLabel(wxGridEvent& event); | |
170 | ||
171 | // Override for event processing | |
172 | virtual void OnCellChange(int WXUNUSED(row), int WXUNUSED(col)) {}; | |
173 | virtual void OnCellLeftClick(int WXUNUSED(row), int WXUNUSED(col), int WXUNUSED(x), int WXUNUSED(y), bool WXUNUSED(control), bool WXUNUSED(shift)) {}; | |
174 | virtual void OnCellRightClick(int WXUNUSED(row), int WXUNUSED(col), int WXUNUSED(x), int WXUNUSED(y), bool WXUNUSED(control), bool WXUNUSED(shift)) {}; | |
175 | virtual void OnLabelLeftClick(int WXUNUSED(row), int WXUNUSED(col), int WXUNUSED(x), int WXUNUSED(y), bool WXUNUSED(control), bool WXUNUSED(shift)) {}; | |
176 | virtual void OnLabelRightClick(int WXUNUSED(row), int WXUNUSED(col), int WXUNUSED(x), int WXUNUSED(y), bool WXUNUSED(control), bool WXUNUSED(shift)) {}; | |
177 | ||
178 | void _OnCellChange(wxGridEvent& event); | |
179 | void _OnCellLeftClick(wxGridEvent& event); | |
180 | void _OnCellRightClick(wxGridEvent& event); | |
181 | void _OnLabelLeftClick(wxGridEvent& event); | |
182 | void _OnLabelRightClick(wxGridEvent& event); | |
183 | ||
184 | // Activation: call from wxFrame::OnActivate | |
185 | void OnActivate(bool active); | |
186 | ||
187 | // Miscellaneous | |
188 | void AdjustScrollbars(); | |
189 | void UpdateDimensions(); | |
190 | ||
191 | void SetCurrentRect (int Row, int Column, int canvasW = -1, int canvasH = -1); | |
192 | void HighlightCell (wxDC *dc); | |
193 | void DrawCellText(); | |
194 | void SetGridClippingRegion(wxDC *dc); | |
195 | ||
196 | virtual bool CellHitTest(int x, int y, int *row, int *col); | |
197 | virtual bool LabelSashHitTest(int x, int y, int *orientation, int *rowOrCol, int *startPos); | |
198 | virtual bool LabelHitTest(int x, int y, int *row, int *col); | |
199 | ||
200 | // Painting | |
201 | virtual void DrawLabelAreas(wxDC *dc); | |
202 | virtual void DrawEditableArea(wxDC *dc); | |
203 | virtual void DrawGridLines(wxDC *dc); | |
204 | virtual void DrawColumnLabels(wxDC *dc); | |
205 | virtual void DrawColumnLabel(wxDC *dc, wxRect *rect, int col); | |
206 | virtual void DrawRowLabels(wxDC *dc); | |
207 | virtual void DrawRowLabel(wxDC *dc, wxRect *rect, int row); | |
208 | virtual void DrawCells(wxDC *dc); | |
209 | virtual void DrawCellValue(wxDC *dc, wxRect *rect, int row, int col); | |
210 | virtual void DrawCellBackground(wxDC *dc, wxRect *rect, int row, int col); | |
211 | virtual void DrawTextRect(wxDC *dc, const wxString& text, wxRect *rect, int flag); | |
212 | virtual void DrawBitmapRect(wxDC *dc, wxBitmap *bitmap, wxRect *rect, int flag); | |
213 | ||
214 | // Refresh cell and optionally set the text field | |
215 | void RefreshCell(int row, int col, bool setText = FALSE); | |
216 | ||
217 | // Don't refresh within the outer pair of these. | |
218 | void BeginBatch() { m_batchCount ++; } | |
219 | void EndBatch() { m_batchCount --; } | |
220 | int GetBatchCount() { return m_batchCount; } | |
221 | ||
222 | // implementation from now on | |
223 | ||
224 | void OnPaint(wxPaintEvent& event); | |
225 | void OnEraseBackground(wxEraseEvent& event); | |
226 | void OnMouseEvent(wxMouseEvent& event); | |
227 | void OnSize(wxSizeEvent& event); | |
228 | void OnText(wxCommandEvent& ev); | |
229 | void OnTextInPlace(wxCommandEvent& ev); | |
230 | void OnGridScroll(wxScrollEvent& ev); | |
231 | ||
232 | protected: | |
233 | wxPanel* m_editingPanel; // Contains the text control | |
234 | wxTextCtrl* m_textItem; | |
235 | wxTextCtrl* m_inPlaceTextItem; | |
236 | ||
237 | wxScrollBar* m_hScrollBar; | |
238 | wxScrollBar* m_vScrollBar; | |
239 | int m_wCursorRow; | |
240 | int m_wCursorColumn; | |
241 | wxRect m_currentRect; | |
242 | bool m_currentRectVisible; | |
243 | wxGridCell*** m_gridCells; | |
244 | wxGridCell** m_rowLabelCells; | |
245 | wxGridCell** m_colLabelCells; | |
246 | ||
247 | bool m_editCreated; | |
248 | bool m_editable; | |
249 | bool m_editInPlace; | |
250 | bool m_inOnTextInPlace; | |
251 | ||
252 | int m_totalRows; | |
253 | int m_totalCols; | |
254 | ||
255 | // Row and column we're currently looking at | |
256 | int m_scrollPosX; | |
257 | int m_scrollPosY; | |
258 | ||
259 | // Dimensions | |
260 | int m_leftOfSheet; | |
261 | int m_topOfSheet; | |
262 | int m_rightOfSheet; // Calculated from m_colWidths | |
263 | int m_bottomOfSheet; // Calculated from m_rowHeights | |
264 | int m_totalGridWidth; // Total 'virtual' size | |
265 | int m_totalGridHeight; | |
266 | int m_cellHeight; // For now, a default | |
267 | int m_verticalLabelWidth; | |
268 | int m_horizontalLabelHeight; | |
269 | int m_verticalLabelAlignment; | |
270 | int m_horizontalLabelAlignment; | |
271 | int m_cellAlignment; | |
272 | short* m_colWidths; // Dynamically allocated | |
273 | short* m_rowHeights; // Dynamically allocated | |
274 | int m_scrollWidth; // Vert. scroll width, horiz. scroll height | |
275 | ||
276 | // Colours | |
277 | wxColour m_cellTextColour; | |
278 | wxColour m_cellBackgroundColour; | |
279 | wxFont m_cellTextFont; | |
280 | wxColour m_labelTextColour; | |
281 | wxColour m_labelBackgroundColour; | |
282 | wxBrush m_labelBackgroundBrush; | |
283 | wxFont m_labelTextFont; | |
284 | wxPen m_divisionPen; | |
285 | wxBitmap* m_doubleBufferingBitmap; | |
286 | ||
287 | // Position of Edit control | |
288 | wxRect m_editControlPosition; | |
289 | ||
290 | // Drag status | |
291 | int m_dragStatus; | |
292 | int m_dragRowOrCol; | |
293 | int m_dragStartPosition; | |
294 | int m_dragLastPosition; | |
295 | wxCursor m_horizontalSashCursor; | |
296 | wxCursor m_verticalSashCursor; | |
297 | ||
298 | // To avoid multiple refreshes, use Begin/EndBatch | |
299 | int m_batchCount; | |
300 | ||
301 | DECLARE_EVENT_TABLE() | |
302 | }; | |
303 | ||
304 | #define wxGRID_TEXT_CTRL 2000 | |
305 | #define wxGRID_HSCROLL 2001 | |
306 | #define wxGRID_VSCROLL 2002 | |
307 | #define wxGRID_EDIT_IN_PLACE_TEXT_CTRL 2003 | |
308 | ||
309 | class WXDLLEXPORT wxGridCell : public wxObject | |
310 | { | |
311 | public: | |
312 | wxString textValue; | |
313 | wxFont font; | |
314 | wxColour textColour; | |
315 | wxColour backgroundColour; | |
316 | wxBrush backgroundBrush; | |
317 | wxBitmap* cellBitmap; | |
318 | int alignment; | |
319 | ||
320 | wxGridCell(wxGenericGrid *window = (wxGenericGrid *) NULL); | |
321 | ~wxGridCell(); | |
322 | ||
323 | virtual wxString& GetTextValue() const { return (wxString&) textValue; } | |
324 | virtual void SetTextValue(const wxString& str) { textValue = str; } | |
325 | wxFont& GetFont() const { return (wxFont&) font; } | |
326 | void SetFont(const wxFont& f) { font = f; } | |
327 | wxColour& GetTextColour() const { return (wxColour&) textColour; } | |
328 | void SetTextColour(const wxColour& colour) { textColour = colour; } | |
329 | wxColour& GetBackgroundColour() const { return (wxColour&) backgroundColour; } | |
330 | void SetBackgroundColour(const wxColour& colour); | |
331 | wxBrush& GetBackgroundBrush() const { return (wxBrush&) backgroundBrush; } | |
332 | void SetBackgroundBrush(const wxBrush& brush) { backgroundBrush = brush; } | |
333 | int GetAlignment() const { return alignment; } | |
334 | void SetAlignment(int align) { alignment = align; } | |
335 | wxBitmap *GetCellBitmap() const { return cellBitmap; } | |
336 | void SetCellBitmap(wxBitmap *bitmap) { cellBitmap = bitmap; } | |
337 | }; | |
338 | ||
339 | class WXDLLEXPORT wxGrid : public wxGenericGrid | |
340 | { | |
341 | public: | |
342 | wxGrid() : wxGenericGrid() { } | |
343 | wxGrid(wxWindow *parent, int x=-1, int y=-1, int width=-1, int height=-1, | |
344 | long style=0, char *name = "gridWindow") | |
345 | : wxGenericGrid(parent, x, y, width, height, style, name) | |
346 | { | |
347 | } | |
348 | }; | |
349 | ||
350 | class WXDLLEXPORT wxGridEvent : public wxCommandEvent | |
351 | { | |
352 | DECLARE_DYNAMIC_CLASS(wxGridEvent) | |
353 | ||
354 | public: | |
355 | wxGridEvent() | |
356 | : wxCommandEvent(), m_row(-1), m_col(-1), m_x(-1), m_y(-1), | |
357 | m_control(0), m_shift(0), m_cell(0) | |
358 | { | |
359 | } | |
360 | ||
361 | wxGridEvent(int id, wxEventType type, wxObject* obj, | |
362 | int row=-1, int col=-1, int x=-1, int y=-1, | |
363 | bool control=FALSE, bool shift=FALSE) | |
364 | : wxCommandEvent(type, id), m_row(row), m_col(col), m_x(x), m_y(y), | |
365 | m_control(control), m_shift(shift), m_cell(0) | |
366 | { | |
367 | SetEventObject(obj); | |
368 | } | |
369 | ||
370 | //private: | |
371 | int m_row; | |
372 | int m_col; | |
373 | int m_x; | |
374 | int m_y; | |
375 | bool m_control; | |
376 | bool m_shift; | |
377 | wxGridCell* m_cell; | |
378 | }; | |
379 | ||
380 | const wxEventType wxEVT_GRID_SELECT_CELL = wxEVT_FIRST + 1575; | |
381 | const wxEventType wxEVT_GRID_CREATE_CELL = wxEVT_FIRST + 1576; | |
382 | const wxEventType wxEVT_GRID_CHANGE_LABELS = wxEVT_FIRST + 1577; | |
383 | const wxEventType wxEVT_GRID_CHANGE_SEL_LABEL = wxEVT_FIRST + 1578; | |
384 | const wxEventType wxEVT_GRID_CELL_CHANGE = wxEVT_FIRST + 1579; | |
385 | const wxEventType wxEVT_GRID_CELL_LCLICK = wxEVT_FIRST + 1580; | |
386 | const wxEventType wxEVT_GRID_CELL_RCLICK = wxEVT_FIRST + 1581; | |
387 | const wxEventType wxEVT_GRID_LABEL_LCLICK = wxEVT_FIRST + 1582; | |
388 | const wxEventType wxEVT_GRID_LABEL_RCLICK = wxEVT_FIRST + 1583; | |
389 | ||
390 | ||
391 | typedef void (wxEvtHandler::*wxGridEventFunction)(wxGridEvent&); | |
392 | ||
393 | #define EVT_GRID_SELECT_CELL(fn) { wxEVT_GRID_SELECT_CELL, -1, -1, (wxObjectEventFunction) (wxEventFunction) (wxGridEventFunction) &fn, NULL }, | |
394 | #define EVT_GRID_CREATE_CELL(fn) { wxEVT_GRID_CREATE_CELL, -1, -1, (wxObjectEventFunction) (wxEventFunction) (wxGridEventFunction) &fn, NULL }, | |
395 | #define EVT_GRID_CHANGE_LABELS(fn) { wxEVT_GRID_CHANGE_LABELS, -1, -1, (wxObjectEventFunction) (wxEventFunction) (wxGridEventFunction) &fn, NULL }, | |
396 | #define EVT_GRID_CHANGE_SEL_LABEL(fn) { wxEVT_GRID_CHANGE_SEL_LABEL, -1, -1, (wxObjectEventFunction) (wxEventFunction) (wxGridEventFunction) &fn, NULL }, | |
397 | #define EVT_GRID_CELL_CHANGE(fn) { wxEVT_GRID_CELL_CHANGE, -1, -1, (wxObjectEventFunction) (wxEventFunction) (wxGridEventFunction) &fn, NULL }, | |
398 | #define EVT_GRID_CELL_LCLICK(fn) { wxEVT_GRID_CELL_LCLICK, -1, -1, (wxObjectEventFunction) (wxEventFunction) (wxGridEventFunction) &fn, NULL }, | |
399 | #define EVT_GRID_CELL_RCLICK(fn) { wxEVT_GRID_CELL_RCLICK, -1, -1, (wxObjectEventFunction) (wxEventFunction) (wxGridEventFunction) &fn, NULL }, | |
400 | #define EVT_GRID_LABEL_LCLICK(fn) { wxEVT_GRID_LABEL_LCLICK, -1, -1, (wxObjectEventFunction) (wxEventFunction) (wxGridEventFunction) &fn, NULL }, | |
401 | #define EVT_GRID_LABEL_RCLICK(fn) { wxEVT_GRID_LABEL_RCLICK, -1, -1, (wxObjectEventFunction) (wxEventFunction) (wxGridEventFunction) &fn, NULL }, | |
402 | ||
403 | #endif // __GRIDH_G__ | |
404 |