samples/grid/grid.cpp

   1 /*
   2  * File:    grid.cpp
   3  * Purpose: wxGrid test
   4  * Author:  Julian Smart
   5  * Created: 1995
   6  * Updated:
   7  * Copyright:   (c) 1995, AIAI, University of Edinburgh
   8  */
   9
  10 static const char sccsid[] = "%W% %G%";
  11
  12 // For compilers that support precompilation, includes "wx/wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #ifdef __BORLANDC__
  16 #pragma hdrstop
  17 #endif
  18
  19 #ifndef WX_PRECOMP
  20 #include "wx/wx.h"
  21 #endif
  22
  23 #include "wx/grid.h"
  24 #include "wx/colordlg.h"
  25
  26 // Define a new application type
  27 class MyApp: public wxApp
  28 {
  29 public:
  30     virtual bool OnInit(void);
  31     virtual int OnExit();
  32 };
  33
  34
  35 // Define a new frame type
  36 class MyFrame: public wxFrame
  37 { public:
  38     wxGrid *grid;
  39     MyFrame(wxFrame *frame, const wxString& title, const wxPoint& pos, const wxSize& size);
  40
  41     void ToggleEditable(wxCommandEvent& event);
  42     void ToggleEditInPlace(wxCommandEvent& event);
  43     void ToggleRowLabel(wxCommandEvent& event);
  44     void ToggleColLabel(wxCommandEvent& event);
  45     void ToggleDividers(wxCommandEvent& event);
  46     void LeftCell(wxCommandEvent& event);
  47     void CentreCell(wxCommandEvent& event);
  48     void RightCell(wxCommandEvent& event);
  49     void ColourLabelBackground(wxCommandEvent& event);
  50     void ColourLabelText(wxCommandEvent& event);
  51     void NormalLabelColouring(wxCommandEvent& event);
  52     void ColourCellBackground(wxCommandEvent& event);
  53     void ColourCellText(wxCommandEvent& event);
  54     void NormalCellColouring(wxCommandEvent& event);
  55     void Quit(wxCommandEvent& event);
  56
  57     void OnActivate(wxActivateEvent& event);
  58
  59 DECLARE_EVENT_TABLE()
  60 };
  61
  62 wxBitmap *cellBitmap1 = (wxBitmap *) NULL;
  63 wxBitmap *cellBitmap2 = (wxBitmap *) NULL;
  64
  65 // ID for the menu quit command
  66 #define GRID_QUIT 1
  67 #define GRID_TOGGLE_EDITABLE 2
  68 #define GRID_TOGGLE_EDITINPLACE 22
  69 #define GRID_LEFT_CELL       3
  70 #define GRID_CENTRE_CELL     4
  71 #define GRID_RIGHT_CELL      5
  72 #define GRID_TOGGLE_ROW_LABEL 6
  73 #define GRID_TOGGLE_COL_LABEL 7
  74 #define GRID_COLOUR_LABEL_BACKGROUND 8
  75 #define GRID_COLOUR_LABEL_TEXT       9
  76 #define GRID_NORMAL_LABEL_COLOURING  10
  77 #define GRID_COLOUR_CELL_BACKGROUND 11
  78 #define GRID_COLOUR_CELL_TEXT       12
  79 #define GRID_NORMAL_CELL_COLOURING  13
  80 #define GRID_TOGGLE_DIVIDERS        14
  81
  82 // Main proc
  83
  84 IMPLEMENT_APP(MyApp)
  85
  86 // `Main program' equivalent, creating windows and returning main app frame
  87 bool MyApp::OnInit(void)
  88 {
  89 #ifdef __WXMSW__
  90     cellBitmap1 = new wxBitmap("bitmap1");
  91     cellBitmap2 = new wxBitmap("bitmap2");
  92 #endif
  93
  94     // Create the main frame window
  95     MyFrame *frame = new MyFrame((wxFrame *) NULL, (char *) "wxGrid Sample", wxPoint(50, 50), wxSize(450, 300));
  96
  97     // Give it an icon
  98 #ifdef __WXMSW__
  99     frame->SetIcon(wxIcon("mondrian"));
 100 #endif
 101
 102     // Make a menubar
 103     wxMenu *file_menu = new wxMenu;
 104     file_menu->Append(GRID_QUIT, "E&xit");
 105
 106     wxMenu *settings_menu = new wxMenu;
 107     settings_menu->Append(GRID_TOGGLE_EDITABLE, "&Toggle editable");
 108     settings_menu->Append(GRID_TOGGLE_EDITINPLACE, "&Toggle edit in place");
 109     settings_menu->Append(GRID_TOGGLE_ROW_LABEL, "Toggle ro&w label");
 110     settings_menu->Append(GRID_TOGGLE_COL_LABEL, "Toggle co&l label");
 111     settings_menu->Append(GRID_TOGGLE_DIVIDERS, "Toggle &dividers");
 112     settings_menu->AppendSeparator();
 113     settings_menu->Append(GRID_LEFT_CELL, "&Left cell alignment ");
 114     settings_menu->Append(GRID_CENTRE_CELL, "&Centre cell alignment ");
 115     settings_menu->Append(GRID_RIGHT_CELL, "&Right cell alignment ");
 116     settings_menu->AppendSeparator();
 117     settings_menu->Append(GRID_COLOUR_LABEL_BACKGROUND, "Choose a label &background colour");
 118     settings_menu->Append(GRID_COLOUR_LABEL_TEXT, "Choose a label fore&ground colour");
 119     settings_menu->Append(GRID_NORMAL_LABEL_COLOURING, "&Normal label colouring");
 120     settings_menu->AppendSeparator();
 121     settings_menu->Append(GRID_COLOUR_CELL_BACKGROUND, "Choo&se a cell &background colour");
 122     settings_menu->Append(GRID_COLOUR_CELL_TEXT, "Choose &a cell foreground colour");
 123     settings_menu->Append(GRID_NORMAL_CELL_COLOURING, "N&ormal cell colouring");
 124
 125     wxMenuBar *menu_bar = new wxMenuBar;
 126     menu_bar->Append(file_menu, "&File");
 127     menu_bar->Append(settings_menu, "&Settings");
 128     frame->SetMenuBar(menu_bar);
 129
 130     // Make a grid
 131     frame->grid = new wxGrid(frame, 0, 0, 400, 400);
 132
 133     frame->grid->CreateGrid(10, 8);
 134     frame->grid->SetColumnWidth(3, 200);
 135     frame->grid->SetRowHeight(4, 45);
 136     frame->grid->SetCellValue("First cell", 0, 0);
 137     frame->grid->SetCellValue("Another cell", 1, 1);
 138     frame->grid->SetCellValue("Yet another cell", 2, 2);
 139     frame->grid->SetCellTextFont(wxFont(10, wxROMAN, wxITALIC, wxNORMAL), 0, 0);
 140     frame->grid->SetCellTextColour(*wxRED, 1, 1);
 141     frame->grid->SetCellBackgroundColour(*wxCYAN, 2, 2);
 142     if (cellBitmap1 && cellBitmap2)
 143     {
 144         frame->grid->SetCellAlignment(wxCENTRE, 5, 0);
 145         frame->grid->SetCellAlignment(wxCENTRE, 6, 0);
 146         frame->grid->SetCellBitmap(cellBitmap1, 5, 0);
 147         frame->grid->SetCellBitmap(cellBitmap2, 6, 0);
 148     }
 149
 150     frame->grid->UpdateDimensions();
 151
 152     // Show the frame
 153     frame->Show(TRUE);
 154
 155     SetTopWindow(frame);
 156     return TRUE;
 157 }
 158
 159 int MyApp::OnExit()
 160 {
 161     if (cellBitmap1)
 162     {
 163         delete cellBitmap1;
 164         cellBitmap1 = (wxBitmap *) NULL;
 165     }
 166
 167     if (cellBitmap2)
 168     {
 169         delete cellBitmap2;
 170         cellBitmap1 = (wxBitmap *) NULL;
 171     }
 172
 173     // exit code is 0, everything is ok
 174     return 0;
 175 }
 176
 177
 178 // My frame constructor
 179 MyFrame::MyFrame(wxFrame *frame, const wxString& title,
 180                  const wxPoint& pos, const wxSize& size):
 181     wxFrame(frame, -1, title, pos, size)
 182 {
 183     grid = (wxGrid*) NULL;
 184 }
 185
 186 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
 187     EVT_MENU(GRID_TOGGLE_EDITABLE, MyFrame::ToggleEditable)
 188     EVT_MENU(GRID_TOGGLE_EDITINPLACE, MyFrame::ToggleEditInPlace)
 189     EVT_MENU(GRID_TOGGLE_ROW_LABEL, MyFrame::ToggleRowLabel)
 190     EVT_MENU(GRID_TOGGLE_COL_LABEL, MyFrame::ToggleColLabel)
 191     EVT_MENU(GRID_TOGGLE_DIVIDERS, MyFrame::ToggleDividers)
 192     EVT_MENU(GRID_LEFT_CELL, MyFrame::LeftCell)
 193     EVT_MENU(GRID_CENTRE_CELL, MyFrame::CentreCell)
 194     EVT_MENU(GRID_RIGHT_CELL, MyFrame::RightCell)
 195     EVT_MENU(GRID_COLOUR_LABEL_BACKGROUND, MyFrame::ColourLabelBackground)
 196     EVT_MENU(GRID_COLOUR_LABEL_TEXT, MyFrame::ColourLabelText)
 197     EVT_MENU(GRID_NORMAL_LABEL_COLOURING, MyFrame::NormalLabelColouring)
 198     EVT_MENU(GRID_COLOUR_CELL_BACKGROUND, MyFrame::ColourCellBackground)
 199     EVT_MENU(GRID_COLOUR_CELL_TEXT, MyFrame::ColourCellText)
 200     EVT_MENU(GRID_NORMAL_CELL_COLOURING, MyFrame::NormalCellColouring)
 201     EVT_MENU(GRID_QUIT, MyFrame::Quit)
 202 END_EVENT_TABLE()
 203
 204 void MyFrame::ToggleEditable(wxCommandEvent& WXUNUSED(event))
 205 {
 206     grid->SetEditable(!grid->GetEditable());
 207     grid->Refresh();
 208 }
 209
 210 void MyFrame::ToggleEditInPlace(wxCommandEvent& WXUNUSED(event))
 211 {
 212     grid->SetEditInPlace(!grid->GetEditInPlace());
 213     grid->Refresh();
 214 }
 215
 216 void MyFrame::ToggleRowLabel(wxCommandEvent& WXUNUSED(event))
 217 {
 218     if (grid->GetLabelSize(wxVERTICAL) > 0)
 219         grid->SetLabelSize(wxVERTICAL, 0);
 220     else
 221         grid->SetLabelSize(wxVERTICAL, 40);
 222
 223     grid->Refresh();
 224 }
 225
 226 void MyFrame::ToggleColLabel(wxCommandEvent& WXUNUSED(event))
 227 {
 228     if (grid->GetLabelSize(wxHORIZONTAL) > 0)
 229         grid->SetLabelSize(wxHORIZONTAL, 0);
 230     else
 231         grid->SetLabelSize(wxHORIZONTAL, 20);
 232
 233       grid->Refresh();
 234 }
 235
 236 void MyFrame::ToggleDividers(wxCommandEvent& WXUNUSED(event))
 237 {
 238     if (!grid->GetDividerPen().Ok())
 239         grid->SetDividerPen(wxPen(wxT("LIGHT GREY"), 1, wxSOLID));
 240     else
 241         grid->SetDividerPen(wxNullPen);
 242
 243 grid->Refresh();
 244 }
 245
 246 void MyFrame::LeftCell(wxCommandEvent& WXUNUSED(event))
 247 {
 248     grid->SetCellAlignment(wxLEFT);
 249     grid->Refresh();
 250 }
 251
 252 void MyFrame::CentreCell(wxCommandEvent& WXUNUSED(event))
 253 {
 254     grid->SetCellAlignment(wxCENTRE);
 255     grid->Refresh();
 256 }
 257
 258 void MyFrame::RightCell(wxCommandEvent& WXUNUSED(event))
 259 {
 260     grid->SetCellAlignment(wxRIGHT);
 261     grid->Refresh();
 262 }
 263
 264 void MyFrame::ColourLabelBackground(wxCommandEvent& WXUNUSED(event))
 265 {
 266     wxColourData data;
 267     data.SetChooseFull(TRUE);
 268     wxColourDialog dialog(this, &data);
 269     if (dialog.ShowModal() != wxID_CANCEL)
 270     {
 271         wxColourData retData = dialog.GetColourData();
 272         wxColour col = retData.GetColour();
 273         grid->SetLabelBackgroundColour(col);
 274         grid->Refresh();
 275     }
 276 }
 277
 278 void MyFrame::ColourLabelText(wxCommandEvent& WXUNUSED(event))
 279 {
 280     wxColourData data;
 281     data.SetChooseFull(TRUE);
 282     wxColourDialog dialog(this, &data);
 283     if (dialog.ShowModal() != wxID_CANCEL)
 284     {
 285         wxColourData retData = dialog.GetColourData();
 286         wxColour col = retData.GetColour();
 287         grid->SetLabelTextColour(col);
 288         grid->Refresh();
 289     }
 290 }
 291
 292 void MyFrame::NormalLabelColouring(wxCommandEvent& WXUNUSED(event))
 293 {
 294     grid->SetLabelBackgroundColour(*wxLIGHT_GREY);
 295     grid->SetLabelTextColour(*wxBLACK);
 296     grid->Refresh();
 297 }
 298
 299 void MyFrame::ColourCellBackground(wxCommandEvent& WXUNUSED(event))
 300 {
 301     wxColourData data;
 302     data.SetChooseFull(TRUE);
 303     wxColourDialog dialog(this, &data);
 304     if (dialog.ShowModal() != wxID_CANCEL)
 305     {
 306         wxColourData retData = dialog.GetColourData();
 307         wxColour col = retData.GetColour();
 308         grid->SetCellBackgroundColour(col);
 309         grid->Refresh();
 310     }
 311 }
 312
 313 void MyFrame::ColourCellText(wxCommandEvent& WXUNUSED(event))
 314 {
 315     wxColourData data;
 316     data.SetChooseFull(TRUE);
 317     wxColourDialog dialog(this, &data);
 318     if (dialog.ShowModal() != wxID_CANCEL)
 319     {
 320         wxColourData retData = dialog.GetColourData();
 321         wxColour col = retData.GetColour();
 322         grid->SetCellTextColour(col);
 323         grid->Refresh();
 324     }
 325 }
 326
 327 void MyFrame::NormalCellColouring(wxCommandEvent& WXUNUSED(event))
 328 {
 329     grid->SetCellBackgroundColour(*wxWHITE);
 330     grid->SetCellTextColour(*wxBLACK);
 331     grid->Refresh();
 332 }
 333
 334 void MyFrame::Quit(wxCommandEvent& WXUNUSED(event))
 335 {
 336     this->Close(TRUE);
 337 }
 338
 339 // Ensure that the grid's edit control always has the focus.
 340 void MyFrame::OnActivate(wxActivateEvent& event)
 341 {
 342     if (grid) grid->OnActivate(event.GetActive());
 343 }
 344