src/generic/msgdlgg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/generic/msgdlgg.cpp
   3 // Purpose:     wxGenericMessageDialog
   4 // Author:      Julian Smart, Robert Roebling
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart and Robert Roebling
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 // For compilers that support precompilation, includes "wx.h".
  13 #include "wx/wxprec.h"
  14
  15 #ifdef __BORLANDC__
  16 #pragma hdrstop
  17 #endif
  18
  19 #if wxUSE_MSGDLG
  20
  21 #ifndef WX_PRECOMP
  22     #include "wx/utils.h"
  23     #include "wx/dialog.h"
  24     #include "wx/button.h"
  25     #include "wx/stattext.h"
  26     #include "wx/statbmp.h"
  27     #include "wx/layout.h"
  28     #include "wx/intl.h"
  29     #include "wx/icon.h"
  30     #include "wx/sizer.h"
  31     #include "wx/app.h"
  32     #include "wx/settings.h"
  33 #endif
  34
  35 #include <stdio.h>
  36 #include <string.h>
  37
  38 #define __WX_COMPILING_MSGDLGG_CPP__ 1
  39 #include "wx/msgdlg.h"
  40 #include "wx/artprov.h"
  41 #include "wx/textwrapper.h"
  42 #include "wx/modalhook.h"
  43
  44 #if wxUSE_STATLINE
  45     #include "wx/statline.h"
  46 #endif
  47
  48 // ----------------------------------------------------------------------------
  49 // wxTitleTextWrapper: simple class to create wrapped text in "title font"
  50 // ----------------------------------------------------------------------------
  51
  52 class wxTitleTextWrapper : public wxTextSizerWrapper
  53 {
  54 public:
  55     wxTitleTextWrapper(wxWindow *win)
  56         : wxTextSizerWrapper(win)
  57     {
  58     }
  59
  60 protected:
  61     virtual wxWindow *OnCreateLine(const wxString& s)
  62     {
  63         wxWindow * const win = wxTextSizerWrapper::OnCreateLine(s);
  64
  65         win->SetFont(win->GetFont().Larger().MakeBold());
  66
  67         return win;
  68     }
  69 };
  70
  71 // ----------------------------------------------------------------------------
  72 // icons
  73 // ----------------------------------------------------------------------------
  74
  75 BEGIN_EVENT_TABLE(wxGenericMessageDialog, wxDialog)
  76         EVT_BUTTON(wxID_YES, wxGenericMessageDialog::OnYes)
  77         EVT_BUTTON(wxID_NO, wxGenericMessageDialog::OnNo)
  78         EVT_BUTTON(wxID_HELP, wxGenericMessageDialog::OnHelp)
  79         EVT_BUTTON(wxID_CANCEL, wxGenericMessageDialog::OnCancel)
  80 END_EVENT_TABLE()
  81
  82 IMPLEMENT_CLASS(wxGenericMessageDialog, wxDialog)
  83
  84 wxGenericMessageDialog::wxGenericMessageDialog( wxWindow *parent,
  85                                                 const wxString& message,
  86                                                 const wxString& caption,
  87                                                 long style,
  88                                                 const wxPoint& pos)
  89                       : wxMessageDialogBase(GetParentForModalDialog(parent, style),
  90                                             message,
  91                                             caption,
  92                                             style),
  93                         m_pos(pos)
  94 {
  95     m_created = false;
  96 }
  97
  98 wxSizer *wxGenericMessageDialog::CreateMsgDlgButtonSizer()
  99 {
 100 #ifndef __SMARTPHONE__
 101     if ( HasCustomLabels() )
 102     {
 103         wxStdDialogButtonSizer * const sizerStd = new wxStdDialogButtonSizer;
 104
 105         wxButton *btnDef = NULL;
 106
 107         if ( m_dialogStyle & wxOK )
 108         {
 109             btnDef = new wxButton(this, wxID_OK, GetCustomOKLabel());
 110             sizerStd->AddButton(btnDef);
 111         }
 112
 113         if ( m_dialogStyle & wxCANCEL )
 114         {
 115             wxButton * const
 116                 cancel = new wxButton(this, wxID_CANCEL, GetCustomCancelLabel());
 117             sizerStd->AddButton(cancel);
 118
 119             if ( m_dialogStyle & wxCANCEL_DEFAULT )
 120                 btnDef = cancel;
 121         }
 122
 123         if ( m_dialogStyle & wxYES_NO )
 124         {
 125             wxButton * const
 126                 yes = new wxButton(this, wxID_YES, GetCustomYesLabel());
 127             sizerStd->AddButton(yes);
 128
 129             wxButton * const
 130                 no = new wxButton(this, wxID_NO, GetCustomNoLabel());
 131             sizerStd->AddButton(no);
 132             if ( m_dialogStyle & wxNO_DEFAULT )
 133                 btnDef = no;
 134             else if ( !btnDef )
 135                 btnDef = yes;
 136         }
 137
 138         if ( m_dialogStyle & wxHELP )
 139         {
 140             wxButton * const
 141                 help = new wxButton(this, wxID_HELP, GetCustomHelpLabel());
 142             sizerStd->AddButton(help);
 143         }
 144
 145         if ( btnDef )
 146         {
 147             btnDef->SetDefault();
 148             btnDef->SetFocus();
 149         }
 150
 151         sizerStd->Realize();
 152
 153         return CreateSeparatedSizer(sizerStd);
 154     }
 155 #endif // !__SMARTPHONE__
 156
 157     // Use standard labels for all buttons
 158     return CreateSeparatedButtonSizer
 159            (
 160                 m_dialogStyle & (wxOK | wxCANCEL | wxHELP | wxYES_NO |
 161                                  wxNO_DEFAULT | wxCANCEL_DEFAULT)
 162            );
 163 }
 164
 165 void wxGenericMessageDialog::DoCreateMsgdialog()
 166 {
 167     wxDialog::Create(m_parent, wxID_ANY, m_caption, m_pos, wxDefaultSize, wxDEFAULT_DIALOG_STYLE);
 168
 169     wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL );
 170
 171     wxBoxSizer *icon_text = new wxBoxSizer( wxHORIZONTAL );
 172
 173 #if wxUSE_STATBMP
 174     // 1) icon
 175     if (m_dialogStyle & wxICON_MASK)
 176     {
 177         wxStaticBitmap *icon = new wxStaticBitmap
 178                                    (
 179                                     this,
 180                                     wxID_ANY,
 181                                     wxArtProvider::GetMessageBoxIcon(m_dialogStyle)
 182                                    );
 183         if ( wxSystemSettings::GetScreenType() <= wxSYS_SCREEN_PDA )
 184             topsizer->Add( icon, 0, wxTOP|wxLEFT|wxRIGHT | wxALIGN_LEFT, 10 );
 185         else
 186             icon_text->Add(icon, wxSizerFlags().Top().Border(wxRIGHT, 20));
 187     }
 188 #endif // wxUSE_STATBMP
 189
 190 #if wxUSE_STATTEXT
 191     // 2) text
 192
 193     wxBoxSizer * const textsizer = new wxBoxSizer(wxVERTICAL);
 194
 195     // We want to show the main message in a different font to make it stand
 196     // out if the extended message is used as well. This looks better and is
 197     // more consistent with the native dialogs under MSW and GTK.
 198     wxString lowerMessage;
 199     if ( !m_extendedMessage.empty() )
 200     {
 201         wxTitleTextWrapper titleWrapper(this);
 202         textsizer->Add(CreateTextSizer(GetMessage(), titleWrapper),
 203                        wxSizerFlags().Border(wxBOTTOM, 20));
 204
 205         lowerMessage = GetExtendedMessage();
 206     }
 207     else // no extended message
 208     {
 209         lowerMessage = GetMessage();
 210     }
 211
 212     textsizer->Add(CreateTextSizer(lowerMessage));
 213
 214     icon_text->Add(textsizer, 0, wxALIGN_CENTER, 10);
 215     topsizer->Add( icon_text, 1, wxLEFT|wxRIGHT|wxTOP, 10 );
 216 #endif // wxUSE_STATTEXT
 217
 218     // 3) optional checkbox and detailed text
 219     AddMessageDialogCheckBox( topsizer );
 220     AddMessageDialogDetails( topsizer );
 221
 222     // 4) buttons
 223     wxSizer *sizerBtn = CreateMsgDlgButtonSizer();
 224     if ( sizerBtn )
 225         topsizer->Add(sizerBtn, 0, wxEXPAND | wxALL, 10 );
 226
 227     SetAutoLayout( true );
 228     SetSizer( topsizer );
 229
 230     topsizer->SetSizeHints( this );
 231     topsizer->Fit( this );
 232     wxSize size( GetSize() );
 233     if (size.x < size.y*3/2)
 234     {
 235         size.x = size.y*3/2;
 236         SetSize( size );
 237     }
 238
 239     Centre( wxBOTH | wxCENTER_FRAME);
 240 }
 241
 242 void wxGenericMessageDialog::OnYes(wxCommandEvent& WXUNUSED(event))
 243 {
 244     EndModal( wxID_YES );
 245 }
 246
 247 void wxGenericMessageDialog::OnNo(wxCommandEvent& WXUNUSED(event))
 248 {
 249     EndModal( wxID_NO );
 250 }
 251
 252 void wxGenericMessageDialog::OnHelp(wxCommandEvent& WXUNUSED(event))
 253 {
 254     EndModal( wxID_HELP );
 255 }
 256
 257 void wxGenericMessageDialog::OnCancel(wxCommandEvent& WXUNUSED(event))
 258 {
 259     // Allow cancellation via ESC/Close button except if
 260     // only YES and NO are specified.
 261     const long style = GetMessageDialogStyle();
 262     if ( (style & wxYES_NO) != wxYES_NO || (style & wxCANCEL) )
 263     {
 264         EndModal( wxID_CANCEL );
 265     }
 266 }
 267
 268 int wxGenericMessageDialog::ShowModal()
 269 {
 270     WX_HOOK_MODAL_DIALOG();
 271
 272     if ( !m_created )
 273     {
 274         m_created = true;
 275         DoCreateMsgdialog();
 276     }
 277
 278     return wxMessageDialogBase::ShowModal();
 279 }
 280
 281 #endif // wxUSE_MSGDLG