src/gtk/msgdlg.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        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, Markus Holzem, Robert Roebling
   9 // Licence:           wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "msgdlgg.h"
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #ifdef __BORLANDC__
  20 #pragma hdrstop
  21 #endif
  22
  23 #ifndef WX_PRECOMP
  24 #include "wx/utils.h"
  25 #include "wx/dialog.h"
  26 #include "wx/listbox.h"
  27 #include "wx/button.h"
  28 #include "wx/statbmp.h"
  29 #include "wx/stattext.h"
  30 #include "wx/layout.h"
  31 #include "wx/intl.h"
  32 #include "wx/bitmap.h"
  33 #include "wx/app.h"
  34 #endif
  35
  36 #include <stdio.h>
  37 #include <string.h>
  38
  39 #include "wx/gtk/msgdlg.h"
  40 #include "wx/statline.h"
  41
  42 ///////////////////////////////////////////////////////////////////
  43 // New dialog box implementations
  44
  45 // Split message, using constraints to position controls
  46 wxSize wxSplitMessage2( const wxString &message, wxWindow *parent, int text_pos_x )
  47 {
  48     int y = 15;
  49     int w = 50;
  50     wxString line( _T("") );
  51     for (uint pos = 0; pos < message.Len(); pos++)
  52     {
  53         if (message[pos] == _T('\n'))
  54         {
  55             if (!line.IsEmpty())
  56             {
  57                 wxStaticText *s1 = new wxStaticText( parent, -1, line, wxPoint(text_pos_x,y) );
  58                 wxSize size1( s1->GetSize() );
  59                 if (size1.x > w) w = size1.x;
  60                 line = _T("");
  61             }
  62             y += 18;
  63         }
  64         else
  65         {
  66             line += message[pos];
  67         }
  68     }
  69
  70     if (!line.IsEmpty())
  71     {
  72         wxStaticText *s2 = new wxStaticText( parent, -1, line, wxPoint(text_pos_x,y) );
  73         wxSize size2( s2->GetSize() );
  74         if (size2.x > w) w = size2.x;
  75     }
  76
  77     y += 18;
  78
  79     return wxSize(w+15+text_pos_x,y);
  80 }
  81
  82 #if !USE_SHARED_LIBRARY
  83 BEGIN_EVENT_TABLE(wxGenericMessageDialog, wxDialog)
  84         EVT_BUTTON(wxID_YES, wxGenericMessageDialog::OnYes)
  85         EVT_BUTTON(wxID_NO, wxGenericMessageDialog::OnNo)
  86         EVT_BUTTON(wxID_CANCEL, wxGenericMessageDialog::OnCancel)
  87 END_EVENT_TABLE()
  88
  89 IMPLEMENT_CLASS(wxGenericMessageDialog, wxDialog)
  90 #endif
  91
  92 wxGenericMessageDialog::wxGenericMessageDialog( wxWindow *parent, const wxString& message,
  93    const wxString& caption, long style, const wxPoint& pos) :
  94   wxDialog( parent, -1, caption, pos, wxDefaultSize, wxDEFAULT_DIALOG_STYLE )
  95 {
  96     m_dialogStyle = style;
  97
  98     int text_pos_x = 15;
  99
 100     if (m_dialogStyle & wxICON_MASK)
 101         text_pos_x += 80;
 102
 103     wxSize message_size( wxSplitMessage2( message, this, text_pos_x ) );
 104
 105     if (m_dialogStyle & wxICON_MASK)
 106     {
 107        if (message_size.y < 50) message_size.y = 50;
 108         (void) new wxStaticBitmap( this, -1,
 109                                    wxTheApp->GetStdIcon(m_dialogStyle
 110                                                         & wxICON_MASK),
 111                                    wxPoint(15,message_size.y/2-16) );
 112     }
 113
 114     wxButton *ok = (wxButton *) NULL;
 115     wxButton *cancel = (wxButton *) NULL;
 116     wxButton *yes = (wxButton *) NULL;
 117     wxButton *no = (wxButton *) NULL;
 118
 119     int y = message_size.y + 30;
 120
 121     if (style & wxYES_NO)
 122     {
 123         yes = new wxButton( this, wxID_YES, _("Yes"), wxPoint(-1,y), wxSize(80,-1) );
 124         m_buttons.Append( yes );
 125         no = new wxButton( this, wxID_NO, _("No"), wxPoint(-1,y), wxSize(80,-1) );
 126         m_buttons.Append( no );
 127     }
 128
 129     if (style & wxOK)
 130     {
 131         ok = new wxButton( this, wxID_OK, _("OK"), wxPoint(-1,y), wxSize(80,-1) );
 132         m_buttons.Append( ok );
 133     }
 134
 135     if (style & wxCANCEL)
 136     {
 137         cancel = new wxButton( this, wxID_CANCEL, _("Cancel"), wxPoint(-1,y), wxSize(80,-1) );
 138         m_buttons.Append( cancel );
 139     }
 140
 141     if (ok)
 142     {
 143         ok->SetDefault();
 144         ok->SetFocus();
 145     }
 146     else if (yes)
 147     {
 148         yes->SetDefault();
 149         yes->SetFocus();
 150     }
 151
 152     int w = m_buttons.GetCount() * 100;
 153     if (message_size.x > w) w = message_size.x;
 154     int space = w / (m_buttons.GetCount()*2);
 155
 156     int n = 0;
 157     wxNode *node = m_buttons.First();
 158     while (node)
 159     {
 160         wxWindow *win = (wxWindow*)node->Data();
 161         int x = (n*2+1)*space - 40 + 15;
 162         win->Move( x, -1 );
 163         node = node->Next();
 164         n++;
 165     }
 166
 167 #ifdef __WXGTK__
 168     int edge_margin = 7;
 169     (void) new wxStaticLine( this, -1, wxPoint(edge_margin,y-20), wxSize(w+30-2*edge_margin, 5) );
 170 #endif
 171
 172     SetSize( w+30, y+40 );
 173
 174     Centre( wxBOTH );
 175 }
 176
 177 void wxGenericMessageDialog::OnYes(wxCommandEvent& WXUNUSED(event))
 178 {
 179     EndModal( wxID_YES );
 180 }
 181
 182 void wxGenericMessageDialog::OnNo(wxCommandEvent& WXUNUSED(event))
 183 {
 184     EndModal( wxID_NO );
 185 }
 186
 187 void wxGenericMessageDialog::OnCancel(wxCommandEvent& WXUNUSED(event))
 188 {
 189     /* Allow cancellation via ESC/Close button except if
 190        only YES and NO are specified. */
 191     if ( (m_dialogStyle & wxYES_NO) != wxYES_NO || (m_dialogStyle & wxCANCEL) )
 192     {
 193         EndModal( wxID_CANCEL );
 194     }
 195 }
 196
 197