samples/dialogs/dialogs.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        dialogs.cpp
   3 // Purpose:     Common dialogs demo
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart and Markus Holzem
   9 // Licence:     wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation
  14 #pragma interface
  15 #endif
  16
  17 // For compilers that support precompilation, includes "wx/wx.h".
  18 #include "wx/wxprec.h"
  19
  20 #ifdef __BORLANDC__
  21 #pragma hdrstop
  22 #endif
  23
  24 #ifndef WX_PRECOMP
  25 #include "wx/wx.h"
  26 #endif
  27
  28 #include "wx/colordlg.h"
  29 #include "wx/filedlg.h"
  30 #include "wx/dirdlg.h"
  31 #include "wx/fontdlg.h"
  32 #include "wx/choicdlg.h"
  33 #include "wx/tipdlg.h"
  34
  35 #define wxTEST_GENERIC_DIALOGS_IN_MSW 0
  36
  37 #if defined(__WXMSW__) && wxTEST_GENERIC_DIALOGS_IN_MSW
  38 #include <wx/generic/colrdlgg.h>
  39 #include <wx/generic/fontdlgg.h>
  40 #endif
  41
  42 #include "dialogs.h"
  43
  44 IMPLEMENT_APP(MyApp)
  45
  46 MyCanvas *myCanvas = (MyCanvas *) NULL;
  47
  48 // `Main program' equivalent, creating windows and returning main app frame
  49 bool MyApp::OnInit(void)
  50 {
  51 #if defined(__WXGTK__) && defined(wxUSE_UNICODE)
  52   wxConvCurrent = &wxConvLibc;
  53 #endif
  54
  55   m_canvasTextColour = wxColour("BLACK");
  56   m_canvasFont = *wxNORMAL_FONT;
  57
  58   // Create the main frame window
  59   MyFrame *frame = new MyFrame((wxFrame *) NULL, (char *) "wxWindows dialogs example", wxPoint(20, 20), wxSize(400, 300));
  60
  61   // Make a menubar
  62   wxMenu *file_menu = new wxMenu;
  63
  64   file_menu->Append(DIALOGS_CHOOSE_COLOUR, "&Choose colour");
  65
  66 #if defined(__WXMSW__) && wxTEST_GENERIC_DIALOGS_IN_MSW
  67   file_menu->Append(DIALOGS_CHOOSE_COLOUR_GENERIC, "Choose colour (&generic)");
  68 #endif
  69
  70   file_menu->AppendSeparator();
  71   file_menu->Append(DIALOGS_CHOOSE_FONT, "Choose &font");
  72
  73 #if defined(__WXMSW__) && wxTEST_GENERIC_DIALOGS_IN_MSW
  74   file_menu->Append(DIALOGS_CHOOSE_FONT_GENERIC, "Choose f&ont (generic)");
  75
  76 #endif
  77   file_menu->AppendSeparator();
  78   file_menu->Append(DIALOGS_LOG_DIALOG, "&Log dialog\tCtrl-L");
  79   file_menu->Append(DIALOGS_MESSAGE_BOX, "&Message box\tCtrl-M");
  80   file_menu->Append(DIALOGS_TEXT_ENTRY,  "Text &entry\tCtrl-E");
  81   file_menu->Append(DIALOGS_PASSWORD_ENTRY,  "&Password entry\tCtrl-P");
  82   file_menu->Append(DIALOGS_NUM_ENTRY, "&Numeric entry\tCtrl-N");
  83   file_menu->Append(DIALOGS_SINGLE_CHOICE,  "&Single choice\tCtrl-S");
  84   file_menu->AppendSeparator();
  85   file_menu->Append(DIALOGS_TIP,  "&Tip of the day\tCtrl-T");
  86   file_menu->AppendSeparator();
  87   file_menu->Append(DIALOGS_FILE_OPEN,  "&Open file\tCtrl-O");
  88   file_menu->Append(DIALOGS_FILES_OPEN,  "Open &files\tCtrl-Q");
  89   file_menu->Append(DIALOGS_FILE_SAVE,  "Sa&ve file");
  90   file_menu->Append(DIALOGS_DIR_CHOOSE,  "&Choose a directory\tCtrl-D");
  91   file_menu->AppendSeparator();
  92   file_menu->Append(wxID_EXIT, "E&xit\tAlt-X");
  93   wxMenuBar *menu_bar = new wxMenuBar;
  94   menu_bar->Append(file_menu, "&File");
  95   frame->SetMenuBar(menu_bar);
  96
  97   myCanvas = new MyCanvas(frame);
  98   myCanvas->SetBackgroundColour(*wxWHITE);
  99
 100   frame->Centre(wxBOTH);
 101
 102   // Show the frame
 103   frame->Show(TRUE);
 104
 105   SetTopWindow(frame);
 106
 107   return TRUE;
 108 }
 109
 110 // My frame constructor
 111 MyFrame::MyFrame(wxWindow *parent, const wxString& title, const wxPoint& pos, const wxSize& size):
 112   wxFrame(parent, -1, title, pos, size)
 113 {}
 114
 115 void MyFrame::ChooseColour(wxCommandEvent& WXUNUSED(event) )
 116 {
 117       wxColourData data;
 118       data.SetChooseFull(TRUE);
 119       for (int i = 0; i < 16; i++)
 120       {
 121         wxColour colour(i*16, i*16, i*16);
 122         data.SetCustomColour(i, colour);
 123       }
 124
 125       wxColourDialog *dialog = new wxColourDialog(this, &data);
 126       if (dialog->ShowModal() == wxID_OK)
 127       {
 128         wxColourData retData = dialog->GetColourData();
 129         wxColour col = retData.GetColour();
 130 //        wxBrush *brush = wxTheBrushList->FindOrCreateBrush(&col, wxSOLID);
 131         myCanvas->SetBackgroundColour(col);
 132         myCanvas->Clear();
 133         myCanvas->Refresh();
 134       }
 135       dialog->Destroy();
 136 }
 137
 138 void MyFrame::ChooseFont(wxCommandEvent& WXUNUSED(event) )
 139 {
 140       wxFontData data;
 141       data.SetInitialFont(wxGetApp().m_canvasFont);
 142       data.SetColour(wxGetApp().m_canvasTextColour);
 143
 144       wxFontDialog *dialog = new wxFontDialog(this, &data);
 145       if (dialog->ShowModal() == wxID_OK)
 146       {
 147         wxFontData retData = dialog->GetFontData();
 148         wxGetApp().m_canvasFont = retData.GetChosenFont();
 149         wxGetApp().m_canvasTextColour = retData.GetColour();
 150         myCanvas->Refresh();
 151       }
 152       dialog->Destroy();
 153 }
 154
 155 #if defined(__WXMSW__) && wxTEST_GENERIC_DIALOGS_IN_MSW
 156 void MyFrame::ChooseColourGeneric(wxCommandEvent& WXUNUSED(event))
 157 {
 158       wxColourData data;
 159       data.SetChooseFull(TRUE);
 160       for (int i = 0; i < 16; i++)
 161       {
 162         wxColour colour(i*16, i*16, i*16);
 163         data.SetCustomColour(i, colour);
 164       }
 165
 166       wxGenericColourDialog *dialog = new wxGenericColourDialog(this, &data);
 167       if (dialog->ShowModal() == wxID_OK)
 168       {
 169         wxColourData retData = dialog->GetColourData();
 170         wxColour col = retData.GetColour();
 171 //        wxBrush *brush = wxTheBrushList->FindOrCreateBrush(&col, wxSOLID);
 172         myCanvas->SetBackgroundColour(col);
 173         myCanvas->Clear();
 174         myCanvas->Refresh();
 175       }
 176       dialog->Destroy();
 177 }
 178
 179 void MyFrame::ChooseFontGeneric(wxCommandEvent& WXUNUSED(event) )
 180 {
 181       wxFontData data;
 182       data.SetInitialFont(wxGetApp().m_canvasFont);
 183       data.SetColour(wxGetApp().m_canvasTextColour);
 184
 185       wxGenericFontDialog *dialog = new wxGenericFontDialog(this, &data);
 186       if (dialog->ShowModal() == wxID_OK)
 187       {
 188         wxFontData retData = dialog->GetFontData();
 189         wxGetApp().m_canvasFont = retData.GetChosenFont();
 190         wxGetApp().m_canvasTextColour = retData.GetColour();
 191         myCanvas->Refresh();
 192       }
 193       dialog->Destroy();
 194 }
 195 #endif // wxTEST_GENERIC_DIALOGS_IN_MSW
 196
 197 void MyFrame::LogDialog(wxCommandEvent& event)
 198 {
 199     wxLogMessage("This is some message - everything is ok so far.");
 200     wxLogMessage("Another message...");
 201     wxLogWarning("And then something went wrong!");
 202     wxLogError("Intermediary error handler decided to abort.");
 203     wxLogError("The top level caller detected an error.");
 204 }
 205
 206 void MyFrame::MessageBox(wxCommandEvent& WXUNUSED(event) )
 207 {
 208   wxMessageDialog dialog( this, "This is a message box\nA long, long string to test out the message box properly",
 209       "Message box text", wxYES_NO|wxCANCEL|wxICON_INFORMATION);
 210
 211   dialog.ShowModal();
 212 }
 213
 214 void MyFrame::NumericEntry(wxCommandEvent& WXUNUSED(event) )
 215 {
 216     long res = wxGetNumberFromUser( "This is some text, actually a lot of text.\n"
 217                                     "Even two rows of text.",
 218                                     "Enter a number:", "Numeric input test",
 219                                      50, 0, 100, this );
 220
 221     wxString msg;
 222     int icon;
 223     if ( res == -1 )
 224     {
 225         msg = "Invalid number entered or dialog cancelled.";
 226         icon = wxICON_HAND;
 227     }
 228     else
 229     {
 230         msg.Printf(_T("You've entered %lu"), res );
 231         icon = wxICON_INFORMATION;
 232     }
 233
 234     wxMessageBox(msg, "Numeric test result", wxOK | icon, this);
 235 }
 236
 237 void MyFrame::PasswordEntry(wxCommandEvent& WXUNUSED(event))
 238 {
 239     wxString pwd = wxGetPasswordFromUser("Enter password:",
 240                                          "Passowrd entry dialog",
 241                                          "",
 242                                          this);
 243     if ( !!pwd )
 244     {
 245         wxMessageBox(wxString::Format("Your password is '%s'", pwd.c_str()),
 246                      "Got password", wxOK | wxICON_INFORMATION, this);
 247     }
 248 }
 249
 250 void MyFrame::TextEntry(wxCommandEvent& WXUNUSED(event))
 251 {
 252   wxTextEntryDialog dialog(this,
 253                            "This is a small sample\n"
 254                            "A long, long string to test out the text entrybox",
 255                            "Please enter a string",
 256                            "Default value",
 257                            wxOK | wxCANCEL);
 258
 259   if (dialog.ShowModal() == wxID_OK)
 260   {
 261     wxMessageDialog dialog2(this, dialog.GetValue(), "Got string");
 262     dialog2.ShowModal();
 263   }
 264 }
 265
 266 void MyFrame::SingleChoice(wxCommandEvent& WXUNUSED(event) )
 267 {
 268     const wxString choices[] = { "One", "Two", "Three", "Four", "Five" } ;
 269     int n = 5;
 270
 271     wxSingleChoiceDialog dialog(this, "This is a small sample\nA single-choice convenience dialog",
 272         "Please select a value", n, (const wxString *)choices);
 273
 274     dialog.SetSelection(2);
 275
 276     if (dialog.ShowModal() == wxID_OK)
 277     {
 278         wxMessageDialog dialog2(this, dialog.GetStringSelection(), "Got string");
 279         dialog2.ShowModal();
 280     }
 281 }
 282
 283 void MyFrame::FileOpen(wxCommandEvent& WXUNUSED(event) )
 284 {
 285     wxFileDialog dialog(this, "Testing open file dialog", "", "", "*.txt", 0);
 286
 287     if (dialog.ShowModal() == wxID_OK)
 288     {
 289         wxString info;
 290         info.Printf(_T("Full file name: %s\n")
 291                     _T("Path: %s\n")
 292                     _T("Name: %s"),
 293                     dialog.GetPath().c_str(),
 294                     dialog.GetDirectory().c_str(),
 295                     dialog.GetFilename().c_str());
 296         wxMessageDialog dialog2(this, info, "Selected file");
 297         dialog2.ShowModal();
 298     }
 299 }
 300
 301 void MyFrame::FilesOpen(wxCommandEvent& WXUNUSED(event) )
 302 {
 303     wxFileDialog dialog(this, "Testing open multiple file dialog",
 304                         "", "", wxFileSelectorDefaultWildcardStr,
 305                         wxMULTIPLE);
 306
 307     if (dialog.ShowModal() == wxID_OK)
 308     {
 309         wxArrayString paths, filenames;
 310
 311         dialog.GetPaths(paths);
 312         dialog.GetFilenames(filenames);
 313
 314         wxString msg, s;
 315         size_t count = paths.GetCount();
 316         for ( size_t n = 0; n < count; n++ )
 317         {
 318             s.Printf(_T("File %d: %s (%s)\n"),
 319                      n, paths[n].c_str(), filenames[n].c_str());
 320
 321             msg += s;
 322         }
 323
 324         wxMessageDialog dialog2(this, msg, "Selected files");
 325         dialog2.ShowModal();
 326     }
 327 }
 328
 329 void MyFrame::FileSave(wxCommandEvent& WXUNUSED(event) )
 330 {
 331     wxFileDialog dialog(this, "Testing save file dialog", "", "myletter.txt",
 332         "Text files (*.txt)|*.txt|Document files (*.doc)|*.doc",
 333         wxSAVE|wxOVERWRITE_PROMPT);
 334
 335     if (dialog.ShowModal() == wxID_OK)
 336     {
 337         wxChar buf[400];
 338         wxSprintf(buf, _T("%s, filter %d"), (const wxChar*)dialog.GetPath(), dialog.GetFilterIndex());
 339         wxMessageDialog dialog2(this, wxString(buf), "Selected path");
 340         dialog2.ShowModal();
 341     }
 342 }
 343
 344 void MyFrame::DirChoose(wxCommandEvent& WXUNUSED(event) )
 345 {
 346     // pass some initial dir to wxDirDialog
 347     wxString dirHome;
 348     wxGetHomeDir(&dirHome);
 349
 350     wxDirDialog dialog(this, "Testing directory picker", dirHome);
 351
 352     if (dialog.ShowModal() == wxID_OK)
 353     {
 354         wxMessageDialog dialog2(this, dialog.GetPath(), "Selected path");
 355         dialog2.ShowModal();
 356     }
 357 }
 358
 359 void MyFrame::ShowTip(wxCommandEvent& event)
 360 {
 361 #if wxUSE_STARTUP_TIPS
 362     static size_t s_index = (size_t)-1;
 363
 364     if ( s_index == (size_t)-1 )
 365     {
 366         srand(time(NULL));
 367
 368         // this is completely bogus, we don't know how many lines are there
 369         // in the file, but who cares, it's a demo only...
 370         s_index = rand() % 5;
 371     }
 372
 373     wxTipProvider *tipProvider = wxCreateFileTipProvider("tips.txt", s_index);
 374
 375     bool showAtStartup = wxShowTip(this, tipProvider);
 376
 377     if ( showAtStartup )
 378     {
 379         wxMessageBox("Will show tips on startup", "Tips dialog",
 380                      wxOK | wxICON_INFORMATION, this);
 381     }
 382
 383     s_index = tipProvider->GetCurrentTip();
 384     delete tipProvider;
 385 #endif
 386 }
 387
 388 void MyFrame::OnExit(wxCommandEvent& WXUNUSED(event) )
 389 {
 390     Close(TRUE);
 391 }
 392
 393 void MyCanvas::OnPaint(wxPaintEvent& WXUNUSED(event) )
 394 {
 395     wxPaintDC dc(this);
 396     dc.SetFont(wxGetApp().m_canvasFont);
 397     dc.SetTextForeground(wxGetApp().m_canvasTextColour);
 398     dc.SetBackgroundMode(wxTRANSPARENT);
 399     dc.DrawText("wxWindows common dialogs test application", 10, 10);
 400 }
 401
 402 BEGIN_EVENT_TABLE(MyCanvas, wxScrolledWindow)
 403     EVT_PAINT(MyCanvas::OnPaint)
 404 END_EVENT_TABLE()
 405
 406 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
 407     EVT_MENU(DIALOGS_CHOOSE_COLOUR,                 MyFrame::ChooseColour)
 408     EVT_MENU(DIALOGS_CHOOSE_FONT,                   MyFrame::ChooseFont)
 409     EVT_MENU(DIALOGS_LOG_DIALOG,                    MyFrame::LogDialog)
 410     EVT_MENU(DIALOGS_MESSAGE_BOX,                   MyFrame::MessageBox)
 411     EVT_MENU(DIALOGS_TEXT_ENTRY,                    MyFrame::TextEntry)
 412     EVT_MENU(DIALOGS_PASSWORD_ENTRY,                MyFrame::PasswordEntry)
 413     EVT_MENU(DIALOGS_NUM_ENTRY,                     MyFrame::NumericEntry)
 414     EVT_MENU(DIALOGS_SINGLE_CHOICE,                 MyFrame::SingleChoice)
 415     EVT_MENU(DIALOGS_FILE_OPEN,                     MyFrame::FileOpen)
 416     EVT_MENU(DIALOGS_FILES_OPEN,                    MyFrame::FilesOpen)
 417     EVT_MENU(DIALOGS_FILE_SAVE,                     MyFrame::FileSave)
 418     EVT_MENU(DIALOGS_DIR_CHOOSE,                    MyFrame::DirChoose)
 419     EVT_MENU(DIALOGS_TIP,                           MyFrame::ShowTip)
 420 #if defined(__WXMSW__) && wxTEST_GENERIC_DIALOGS_IN_MSW
 421     EVT_MENU(DIALOGS_CHOOSE_COLOUR_GENERIC,         MyFrame::ChooseColourGeneric)
 422     EVT_MENU(DIALOGS_CHOOSE_FONT_GENERIC,           MyFrame::ChooseFontGeneric)
 423 #endif
 424     EVT_MENU(wxID_EXIT,                             MyFrame::OnExit)
 425 END_EVENT_TABLE()
 426