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