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
  34 #define wxTEST_GENERIC_DIALOGS_IN_MSW 0
  35
  36 #if defined(__WXMSW__) && wxTEST_GENERIC_DIALOGS_IN_MSW
  37 #include <wx/generic/colrdlgg.h>
  38 #include <wx/generic/fontdlgg.h>
  39 #endif
  40
  41 #include "dialogs.h"
  42
  43 IMPLEMENT_APP(MyApp)
  44
  45 MyCanvas *myCanvas = (MyCanvas *) NULL;
  46
  47 // `Main program' equivalent, creating windows and returning main app frame
  48 bool MyApp::OnInit(void)
  49 {
  50 #if defined(__WXGTK__) && defined(wxUSE_UNICODE)
  51   wxConvCurrent = &wxConvLibc;
  52 #endif
  53
  54   m_canvasTextColour = wxColour("BLACK");
  55   m_canvasFont = *wxNORMAL_FONT;
  56
  57   // Create the main frame window
  58   MyFrame *frame = new MyFrame((wxFrame *) NULL, (char *) "wxWindows dialogs example", wxPoint(50, 50), wxSize(400, 300));
  59
  60   // Make a menubar
  61   wxMenu *file_menu = new wxMenu;
  62
  63   file_menu->Append(DIALOGS_CHOOSE_COLOUR, "&Choose colour");
  64
  65 #if defined(__WXMSW__) && wxTEST_GENERIC_DIALOGS_IN_MSW
  66   file_menu->Append(DIALOGS_CHOOSE_COLOUR_GENERIC, "Choose colour (&generic)");
  67 #endif
  68
  69   file_menu->AppendSeparator();
  70   file_menu->Append(DIALOGS_CHOOSE_FONT, "Choose &font");
  71
  72 #if defined(__WXMSW__) && wxTEST_GENERIC_DIALOGS_IN_MSW
  73   file_menu->Append(DIALOGS_CHOOSE_FONT_GENERIC, "Choose f&ont (generic)");
  74
  75 #endif
  76   file_menu->AppendSeparator();
  77   file_menu->Append(DIALOGS_MESSAGE_BOX, "&Message box");
  78   file_menu->Append(DIALOGS_TEXT_ENTRY,  "Text &entry");
  79   file_menu->Append(DIALOGS_SINGLE_CHOICE,  "&Single choice");
  80   file_menu->AppendSeparator();
  81   file_menu->Append(DIALOGS_FILE_OPEN,  "&Open file");
  82   file_menu->Append(DIALOGS_FILE_SAVE,  "Sa&ve file");
  83   file_menu->Append(DIALOGS_DIR_CHOOSE,  "&Choose a directory");
  84   file_menu->AppendSeparator();
  85   file_menu->Append(wxID_EXIT, "E&xit");
  86   wxMenuBar *menu_bar = new wxMenuBar;
  87   menu_bar->Append(file_menu, "&File");
  88   frame->SetMenuBar(menu_bar);
  89
  90   myCanvas = new MyCanvas(frame);
  91   myCanvas->SetBackgroundColour(*wxWHITE);
  92
  93   frame->Centre(wxBOTH);
  94
  95   // Show the frame
  96   frame->Show(TRUE);
  97
  98   SetTopWindow(frame);
  99
 100   return TRUE;
 101 }
 102
 103 // My frame constructor
 104 MyFrame::MyFrame(wxWindow *parent, const wxString& title, const wxPoint& pos, const wxSize& size):
 105   wxFrame(parent, -1, title, pos, size)
 106 {}
 107
 108 void MyFrame::ChooseColour(wxCommandEvent& WXUNUSED(event) )
 109 {
 110       wxColourData data;
 111       data.SetChooseFull(TRUE);
 112       for (int i = 0; i < 16; i++)
 113       {
 114         wxColour colour(i*16, i*16, i*16);
 115         data.SetCustomColour(i, colour);
 116       }
 117
 118       wxColourDialog *dialog = new wxColourDialog(this, &data);
 119       if (dialog->ShowModal() == wxID_OK)
 120       {
 121         wxColourData retData = dialog->GetColourData();
 122         wxColour col = retData.GetColour();
 123 //        wxBrush *brush = wxTheBrushList->FindOrCreateBrush(&col, wxSOLID);
 124         myCanvas->SetBackgroundColour(col);
 125         myCanvas->Clear();
 126         myCanvas->Refresh();
 127       }
 128       dialog->Destroy();
 129 }
 130
 131 void MyFrame::ChooseFont(wxCommandEvent& WXUNUSED(event) )
 132 {
 133       wxFontData data;
 134       data.SetInitialFont(wxGetApp().m_canvasFont);
 135       data.SetColour(wxGetApp().m_canvasTextColour);
 136
 137       wxFontDialog *dialog = new wxFontDialog(this, &data);
 138       if (dialog->ShowModal() == wxID_OK)
 139       {
 140         wxFontData retData = dialog->GetFontData();
 141         wxGetApp().m_canvasFont = retData.GetChosenFont();
 142         wxGetApp().m_canvasTextColour = retData.GetColour();
 143         myCanvas->Refresh();
 144       }
 145       dialog->Destroy();
 146 }
 147
 148 #if defined(__WXMSW__) && wxTEST_GENERIC_DIALOGS_IN_MSW
 149 void MyFrame::ChooseColourGeneric(wxCommandEvent& WXUNUSED(event))
 150 {
 151       wxColourData data;
 152       data.SetChooseFull(TRUE);
 153       for (int i = 0; i < 16; i++)
 154       {
 155         wxColour colour(i*16, i*16, i*16);
 156         data.SetCustomColour(i, colour);
 157       }
 158
 159       wxGenericColourDialog *dialog = new wxGenericColourDialog(this, &data);
 160       if (dialog->ShowModal() == wxID_OK)
 161       {
 162         wxColourData retData = dialog->GetColourData();
 163         wxColour col = retData.GetColour();
 164 //        wxBrush *brush = wxTheBrushList->FindOrCreateBrush(&col, wxSOLID);
 165         myCanvas->SetBackgroundColour(col);
 166         myCanvas->Clear();
 167         myCanvas->Refresh();
 168       }
 169       dialog->Destroy();
 170 }
 171
 172 void MyFrame::ChooseFontGeneric(wxCommandEvent& WXUNUSED(event) )
 173 {
 174       wxFontData data;
 175       data.SetInitialFont(wxGetApp().m_canvasFont);
 176       data.SetColour(wxGetApp().m_canvasTextColour);
 177
 178       wxGenericFontDialog *dialog = new wxGenericFontDialog(this, &data);
 179       if (dialog->ShowModal() == wxID_OK)
 180       {
 181         wxFontData retData = dialog->GetFontData();
 182         wxGetApp().m_canvasFont = retData.GetChosenFont();
 183         wxGetApp().m_canvasTextColour = retData.GetColour();
 184         myCanvas->Refresh();
 185       }
 186       dialog->Destroy();
 187 }
 188 #endif
 189
 190 void MyFrame::MessageBox(wxCommandEvent& WXUNUSED(event) )
 191 {
 192   wxMessageDialog dialog(NULL, "This is a message box\nA long, long string to test out the message box properly",
 193         "Message box text", wxYES_NO|wxCANCEL);
 194
 195   dialog.ShowModal();
 196
 197  ::wxMessageBox("MsgBox with a really long long string",
 198     "this is the text", wxYES_NO|wxICON_EXCLAMATION);
 199 }
 200
 201 void MyFrame::TextEntry(wxCommandEvent& WXUNUSED(event) )
 202 {
 203   wxTextEntryDialog dialog(this, "This is a small sample\nA long, long string to test out the text entrybox",
 204         "Please enter a string", "Default value", wxOK|wxCANCEL);
 205
 206   if (dialog.ShowModal() == wxID_OK)
 207   {
 208         wxMessageDialog dialog2(this, dialog.GetValue(), "Got string");
 209         dialog2.ShowModal();
 210   }
 211 }
 212
 213 void MyFrame::SingleChoice(wxCommandEvent& WXUNUSED(event) )
 214 {
 215     const wxString choices[] = { "One", "Two", "Three", "Four", "Five" } ;
 216     int n = 5;
 217
 218     wxSingleChoiceDialog dialog(this, "This is a small sample\nA single-choice convenience dialog",
 219         "Please select a value", n, (const wxString *)choices);
 220
 221     dialog.SetSelection(2);
 222
 223     if (dialog.ShowModal() == wxID_OK)
 224     {
 225         wxMessageDialog dialog2(this, dialog.GetStringSelection(), "Got string");
 226         dialog2.ShowModal();
 227     }
 228 }
 229
 230 void MyFrame::FileOpen(wxCommandEvent& WXUNUSED(event) )
 231 {
 232         wxFileDialog dialog(this, "Testing open file dialog", "", "", "*.txt", 0);
 233
 234         if (dialog.ShowModal() == wxID_OK)
 235         {
 236         wxString info;
 237         info.Printf(_T("Full file name: %s\n")
 238                     _T("Path: %s\n")
 239                     _T("Name: %s"),
 240                     dialog.GetPath().c_str(),
 241                     dialog.GetDirectory().c_str(),
 242                     dialog.GetFilename().c_str());
 243                 wxMessageDialog dialog2(this, info, "Selected file");
 244                 dialog2.ShowModal();
 245         }
 246 }
 247
 248 void MyFrame::FileSave(wxCommandEvent& WXUNUSED(event) )
 249 {
 250         wxFileDialog dialog(this, "Testing save file dialog", "", "",
 251                 "Text files (*.txt)|*.txt|Document files (*.doc)|*.doc",
 252                 wxSAVE|wxOVERWRITE_PROMPT);
 253
 254         if (dialog.ShowModal() == wxID_OK)
 255         {
 256                 wxChar buf[400];
 257                 wxSprintf(buf, _T("%s, filter %d"), (const wxChar*)dialog.GetPath(), dialog.GetFilterIndex());
 258                 wxMessageDialog dialog2(this, wxString(buf), "Selected path");
 259                 dialog2.ShowModal();
 260         }
 261 }
 262
 263 void MyFrame::DirChoose(wxCommandEvent& WXUNUSED(event) )
 264 {
 265         wxDirDialog dialog(this, "Testing directory picker", "");
 266
 267         if (dialog.ShowModal() == wxID_OK)
 268         {
 269                 wxMessageDialog dialog2(this, dialog.GetPath(), "Selected path");
 270                 dialog2.ShowModal();
 271         }
 272 }
 273
 274 void MyFrame::OnExit(wxCommandEvent& WXUNUSED(event) )
 275 {
 276         Close(TRUE);
 277 }
 278
 279 void MyCanvas::OnPaint(wxPaintEvent& WXUNUSED(event) )
 280 {
 281         wxPaintDC dc(this);
 282     dc.SetFont(wxGetApp().m_canvasFont);
 283     dc.SetTextForeground(wxGetApp().m_canvasTextColour);
 284     dc.SetBackgroundMode(wxTRANSPARENT);
 285     dc.DrawText("wxWindows common dialogs test application", 10, 10);
 286 }
 287
 288 BEGIN_EVENT_TABLE(MyCanvas, wxScrolledWindow)
 289         EVT_PAINT(MyCanvas::OnPaint)
 290 END_EVENT_TABLE()
 291
 292 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
 293         EVT_MENU(DIALOGS_CHOOSE_COLOUR,                         MyFrame::ChooseColour)
 294         EVT_MENU(DIALOGS_CHOOSE_FONT,                           MyFrame::ChooseFont)
 295         EVT_MENU(DIALOGS_MESSAGE_BOX,                           MyFrame::MessageBox)
 296         EVT_MENU(DIALOGS_TEXT_ENTRY,                            MyFrame::TextEntry)
 297         EVT_MENU(DIALOGS_SINGLE_CHOICE,                         MyFrame::SingleChoice)
 298         EVT_MENU(DIALOGS_FILE_OPEN,                                     MyFrame::FileOpen)
 299         EVT_MENU(DIALOGS_FILE_SAVE,                                     MyFrame::FileSave)
 300         EVT_MENU(DIALOGS_DIR_CHOOSE,                            MyFrame::DirChoose)
 301 #if defined(__WXMSW__) && wxTEST_GENERIC_DIALOGS_IN_MSW
 302         EVT_MENU(DIALOGS_CHOOSE_COLOUR_GENERIC,         MyFrame::ChooseColourGeneric)
 303         EVT_MENU(DIALOGS_CHOOSE_FONT_GENERIC,           MyFrame::ChooseFontGeneric)
 304 #endif
 305         EVT_MENU(wxID_EXIT,                                                     MyFrame::OnExit)
 306 END_EVENT_TABLE()
 307