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 void wxGenericMessageDialog::DoCreateMsgdialog()
  97 {
  98     wxDialog::Create(m_parent, wxID_ANY, m_caption, m_pos, wxDefaultSize, wxDEFAULT_DIALOG_STYLE);
  99
 100     bool is_pda = (wxSystemSettings::GetScreenType() <= wxSYS_SCREEN_PDA);
 101
 102     wxBoxSizer *topsizer = new wxBoxSizer( wxVERTICAL );
 103
 104     wxBoxSizer *icon_text = new wxBoxSizer( wxHORIZONTAL );
 105
 106 #if wxUSE_STATBMP
 107     // 1) icon
 108     if (m_dialogStyle & wxICON_MASK)
 109     {
 110         wxStaticBitmap *icon = new wxStaticBitmap
 111                                    (
 112                                     this,
 113                                     wxID_ANY,
 114                                     wxArtProvider::GetMessageBoxIcon(m_dialogStyle)
 115                                    );
 116         if (is_pda)
 117             topsizer->Add( icon, 0, wxTOP|wxLEFT|wxRIGHT | wxALIGN_LEFT, 10 );
 118         else
 119             icon_text->Add(icon, wxSizerFlags().Top().Border(wxRIGHT, 20));
 120     }
 121 #endif // wxUSE_STATBMP
 122
 123 #if wxUSE_STATTEXT
 124     // 2) text
 125
 126     wxBoxSizer * const textsizer = new wxBoxSizer(wxVERTICAL);
 127
 128     // We want to show the main message in a different font to make it stand
 129     // out if the extended message is used as well. This looks better and is
 130     // more consistent with the native dialogs under MSW and GTK.
 131     wxString lowerMessage;
 132     if ( !m_extendedMessage.empty() )
 133     {
 134         wxTitleTextWrapper titleWrapper(this);
 135         textsizer->Add(CreateTextSizer(GetMessage(), titleWrapper),
 136                        wxSizerFlags().Border(wxBOTTOM, 20));
 137
 138         lowerMessage = GetExtendedMessage();
 139     }
 140     else // no extended message
 141     {
 142         lowerMessage = GetMessage();
 143     }
 144
 145     textsizer->Add(CreateTextSizer(lowerMessage));
 146
 147     icon_text->Add(textsizer, 0, wxALIGN_CENTER, 10);
 148     topsizer->Add( icon_text, 1, wxCENTER | wxLEFT|wxRIGHT|wxTOP, 10 );
 149 #endif // wxUSE_STATTEXT
 150
 151     // 3) optional checkbox and detailed text
 152     AddMessageDialogCheckBox( topsizer );
 153     AddMessageDialogDetails( topsizer );
 154
 155     // 4) buttons
 156     int center_flag = wxEXPAND;
 157     if (m_dialogStyle & wxYES_NO)
 158         center_flag = wxALIGN_CENTRE;
 159     wxSizer *sizerBtn = CreateSeparatedButtonSizer
 160                         (
 161                             m_dialogStyle & (wxOK | wxCANCEL | wxYES_NO |
 162                                              wxNO_DEFAULT | wxCANCEL_DEFAULT)
 163                         );
 164     if ( sizerBtn )
 165         topsizer->Add(sizerBtn, 0, center_flag | wxALL, 10 );
 166
 167     SetAutoLayout( true );
 168     SetSizer( topsizer );
 169
 170     topsizer->SetSizeHints( this );
 171     topsizer->Fit( this );
 172     wxSize size( GetSize() );
 173     if (size.x < size.y*3/2)
 174     {
 175         size.x = size.y*3/2;
 176         SetSize( size );
 177     }
 178
 179     Centre( wxBOTH | wxCENTER_FRAME);
 180 }
 181
 182 void wxGenericMessageDialog::OnYes(wxCommandEvent& WXUNUSED(event))
 183 {
 184     EndModal( wxID_YES );
 185 }
 186
 187 void wxGenericMessageDialog::OnNo(wxCommandEvent& WXUNUSED(event))
 188 {
 189     EndModal( wxID_NO );
 190 }
 191
 192 void wxGenericMessageDialog::OnCancel(wxCommandEvent& WXUNUSED(event))
 193 {
 194     // Allow cancellation via ESC/Close button except if
 195     // only YES and NO are specified.
 196     const long style = GetMessageDialogStyle();
 197     if ( (style & wxYES_NO) != wxYES_NO || (style & wxCANCEL) )
 198     {
 199         EndModal( wxID_CANCEL );
 200     }
 201 }
 202
 203 int wxGenericMessageDialog::ShowModal()
 204 {
 205     if ( !m_created )
 206     {
 207         m_created = true;
 208         DoCreateMsgdialog();
 209     }
 210
 211     return wxMessageDialogBase::ShowModal();
 212 }
 213
 214 #endif // wxUSE_MSGDLG