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
  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_CANCEL, wxGenericMessageDialog::OnCancel)
  78 END_EVENT_TABLE()
  79
  80 IMPLEMENT_CLASS(wxGenericMessageDialog, wxDialog)
  81
  82 wxGenericMessageDialog::wxGenericMessageDialog( wxWindow *parent,
  83                                                 const wxString& message,
  84                                                 const wxString& caption,
  85                                                 long style,
  86                                                 const wxPoint& pos)
  87                       : wxMessageDialogBase(GetParentForModalDialog(parent, style),
  88                                             message,
  89                                             caption,
  90                                             style),
  91                         m_pos(pos)
  92 {
  93     m_created = false;
  94 }
  95
  96 wxSizer *wxGenericMessageDialog::CreateMsgDlgButtonSizer()
  97 {
  98 #ifndef __SMARTPHONE__
  99     if ( HasCustomLabels() )
 100     {
 101         wxStdDialogButtonSizer * const sizerStd = new wxStdDialogButtonSizer;
 102
 103         wxButton *btnDef = NULL;
 104
 105         if ( m_dialogStyle & wxOK )
 106         {
 107             btnDef = new wxButton(this, wxID_OK, GetCustomOKLabel());
 108             sizerStd->AddButton(btnDef);
 109         }
 110
 111         if ( m_dialogStyle & wxCANCEL )
 112         {
 113             wxButton * const
 114                 cancel = new wxButton(this, wxID_CANCEL, GetCustomCancelLabel());
 115             sizerStd->AddButton(cancel);
 116
 117             if ( m_dialogStyle & wxCANCEL_DEFAULT )
 118                 btnDef = cancel;
 119         }
 120
 121         if ( m_dialogStyle & wxYES_NO )
 122         {
 123             wxButton * const
 124                 yes = new wxButton(this, wxID_YES, GetCustomYesLabel());
 125             sizerStd->AddButton(yes);
 126
 127             wxButton * const
 128                 no = new wxButton(this, wxID_NO, GetCustomNoLabel());
 129             sizerStd->AddButton(no);
 130             if ( m_dialogStyle & wxNO_DEFAULT )
 131                 btnDef = no;
 132             else if ( !btnDef )
 133                 btnDef = yes;
 134         }
 135
 136         if ( btnDef )
 137         {
 138             btnDef->SetDefault();
 139             btnDef->SetFocus();
 140         }
 141
 142         sizerStd->Realize();
 143
 144         return CreateSeparatedSizer(sizerStd);
 145     }
 146 #endif // !__SMARTPHONE__
 147
 148     // Use standard labels for all buttons
 149     return CreateSeparatedButtonSizer
 150            (
 151                 m_dialogStyle & (wxOK | wxCANCEL | wxYES_NO |
 152                                  wxNO_DEFAULT | wxCANCEL_DEFAULT)
 153            );
 154 }
 155
 156 void wxGenericMessageDialog::DoCreateMsgdialog()
 157 {
 158     wxDialog::Create(m_parent, wxID_ANY, m_caption, m_pos, wxDefaultSize, wxDEFAULT_DIALOG_STYLE);
 159
 160     bool is_pda = (wxSystemSettings::GetScreenType() <= wxSYS_SCREEN_PDA);
 161
 162     wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL );
 163
 164     wxBoxSizer *icon_text = new wxBoxSizer( wxHORIZONTAL );
 165
 166 #if wxUSE_STATBMP
 167     // 1) icon
 168     if (m_dialogStyle & wxICON_MASK)
 169     {
 170         wxStaticBitmap *icon = new wxStaticBitmap
 171                                    (
 172                                     this,
 173                                     wxID_ANY,
 174                                     wxArtProvider::GetMessageBoxIcon(m_dialogStyle)
 175                                    );
 176         if (is_pda)
 177             topsizer->Add( icon, 0, wxTOP|wxLEFT|wxRIGHT | wxALIGN_LEFT, 10 );
 178         else
 179             icon_text->Add(icon, wxSizerFlags().Top().Border(wxRIGHT, 20));
 180     }
 181 #endif // wxUSE_STATBMP
 182
 183 #if wxUSE_STATTEXT
 184     // 2) text
 185
 186     wxBoxSizer * const textsizer = new wxBoxSizer(wxVERTICAL);
 187
 188     // We want to show the main message in a different font to make it stand
 189     // out if the extended message is used as well. This looks better and is
 190     // more consistent with the native dialogs under MSW and GTK.
 191     wxString lowerMessage;
 192     if ( !m_extendedMessage.empty() )
 193     {
 194         wxTitleTextWrapper titleWrapper(this);
 195         textsizer->Add(CreateTextSizer(GetMessage(), titleWrapper),
 196                        wxSizerFlags().Border(wxBOTTOM, 20));
 197
 198         lowerMessage = GetExtendedMessage();
 199     }
 200     else // no extended message
 201     {
 202         lowerMessage = GetMessage();
 203     }
 204
 205     textsizer->Add(CreateTextSizer(lowerMessage));
 206
 207     icon_text->Add(textsizer, 0, wxALIGN_CENTER, 10);
 208     topsizer->Add( icon_text, 1, wxCENTER | wxLEFT|wxRIGHT|wxTOP, 10 );
 209 #endif // wxUSE_STATTEXT
 210
 211     // 3) optional checkbox and detailed text
 212     AddMessageDialogCheckBox( topsizer );
 213     AddMessageDialogDetails( topsizer );
 214
 215     // 4) buttons
 216     int center_flag = wxEXPAND;
 217     if (m_dialogStyle & wxYES_NO)
 218         center_flag = wxALIGN_CENTRE;
 219     wxSizer *sizerBtn = CreateMsgDlgButtonSizer();
 220     if ( sizerBtn )
 221         topsizer->Add(sizerBtn, 0, center_flag | wxALL, 10 );
 222
 223     SetAutoLayout( true );
 224     SetSizer( topsizer );
 225
 226     topsizer->SetSizeHints( this );
 227     topsizer->Fit( this );
 228     wxSize size( GetSize() );
 229     if (size.x < size.y*3/2)
 230     {
 231         size.x = size.y*3/2;
 232         SetSize( size );
 233     }
 234
 235     Centre( wxBOTH | wxCENTER_FRAME);
 236 }
 237
 238 void wxGenericMessageDialog::OnYes(wxCommandEvent& WXUNUSED(event))
 239 {
 240     EndModal( wxID_YES );
 241 }
 242
 243 void wxGenericMessageDialog::OnNo(wxCommandEvent& WXUNUSED(event))
 244 {
 245     EndModal( wxID_NO );
 246 }
 247
 248 void wxGenericMessageDialog::OnCancel(wxCommandEvent& WXUNUSED(event))
 249 {
 250     // Allow cancellation via ESC/Close button except if
 251     // only YES and NO are specified.
 252     const long style = GetMessageDialogStyle();
 253     if ( (style & wxYES_NO) != wxYES_NO || (style & wxCANCEL) )
 254     {
 255         EndModal( wxID_CANCEL );
 256     }
 257 }
 258
 259 int wxGenericMessageDialog::ShowModal()
 260 {
 261     if ( !m_created )
 262     {
 263         m_created = true;
 264         DoCreateMsgdialog();
 265     }
 266
 267     return wxMessageDialogBase::ShowModal();
 268 }
 269
 270 #endif // wxUSE_MSGDLG