src/generic/msgdlgg.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/stattext.h"
  29 #include "wx/layout.h"
  30 #include "wx/intl.h"
  31 #endif
  32
  33 #include <stdio.h>
  34 #include <string.h>
  35
  36 #include "wx/generic/msgdlgg.h"
  37
  38 ///////////////////////////////////////////////////////////////////
  39 // New dialog box implementations
  40
  41 // Split message, using constraints to position controls
  42 wxSize wxSplitMessage2( const wxString &message, wxWindow *parent )
  43 {
  44     int y = 10;
  45     int w = 50;
  46     wxString line( _T("") );
  47     for (uint pos = 0; pos < message.Len(); pos++)
  48     {
  49         if (message[pos] == _T('\n'))
  50         {
  51             if (!line.IsEmpty())
  52             {
  53                 wxStaticText *s1 = new wxStaticText( parent, -1, line, wxPoint(15,y) );
  54                 wxSize size1( s1->GetSize() );
  55                 if (size1.x > w) w = size1.x;
  56                 line = _T("");
  57             }
  58             y += 18;
  59         }
  60         else
  61         {
  62             line += message[pos];
  63         }
  64     }
  65
  66     if (!line.IsEmpty())
  67     {
  68         wxStaticText *s2 = new wxStaticText( parent, -1, line, wxPoint(15,y) );
  69         wxSize size2( s2->GetSize() );
  70         if (size2.x > w) w = size2.x;
  71     }
  72
  73     y += 18;
  74
  75     return wxSize(w+30,y);
  76 }
  77
  78 #if !USE_SHARED_LIBRARY
  79 BEGIN_EVENT_TABLE(wxGenericMessageDialog, wxDialog)
  80         EVT_BUTTON(wxID_YES, wxGenericMessageDialog::OnYes)
  81         EVT_BUTTON(wxID_NO, wxGenericMessageDialog::OnNo)
  82         EVT_BUTTON(wxID_CANCEL, wxGenericMessageDialog::OnCancel)
  83 END_EVENT_TABLE()
  84
  85 IMPLEMENT_CLASS(wxGenericMessageDialog, wxDialog)
  86 #endif
  87
  88 wxGenericMessageDialog::wxGenericMessageDialog( wxWindow *parent, const wxString& message,
  89    const wxString& caption, long style, const wxPoint& pos) :
  90   wxDialog( parent, -1, caption, pos, wxDefaultSize )
  91 {
  92     m_dialogStyle = style;
  93
  94     wxSize message_size( wxSplitMessage2( message, this ) );
  95
  96     wxButton *ok = (wxButton *) NULL;
  97     wxButton *cancel = (wxButton *) NULL;
  98     wxButton *yes = (wxButton *) NULL;
  99     wxButton *no = (wxButton *) NULL;
 100
 101     int y = message_size.y + 30;
 102
 103     if (style & wxYES_NO)
 104     {
 105         yes = new wxButton( this, wxID_YES, _("Yes"), wxPoint(-1,y), wxSize(80,-1) );
 106         m_buttons.Append( yes );
 107         no = new wxButton( this, wxID_NO, _("No"), wxPoint(-1,y), wxSize(80,-1) );
 108         m_buttons.Append( no );
 109     }
 110
 111     if (style & wxOK)
 112     {
 113         ok = new wxButton( this, wxID_OK, _("OK"), wxPoint(-1,y), wxSize(80,-1) );
 114         m_buttons.Append( ok );
 115     }
 116
 117     if (style & wxCANCEL)
 118     {
 119         cancel = new wxButton( this, wxID_CANCEL, _("Cancel"), wxPoint(-1,y), wxSize(80,-1) );
 120         m_buttons.Append( cancel );
 121     }
 122
 123     if (ok)
 124     {
 125         ok->SetDefault();
 126         ok->SetFocus();
 127     }
 128     else if (yes)
 129     {
 130         yes->SetDefault();
 131         yes->SetFocus();
 132     }
 133
 134     int w = m_buttons.GetCount() * 100;
 135     if (message_size.x > w) w = message_size.x;
 136     int space = w / (m_buttons.GetCount()*2);
 137
 138     int n = 0;
 139     wxNode *node = m_buttons.First();
 140     while (node)
 141     {
 142         wxWindow *win = (wxWindow*)node->Data();
 143         int x = (n*2+1)*space - 40 + 15;
 144         win->Move( x, -1 );
 145         node = node->Next();
 146         n++;
 147     }
 148
 149     SetSize( w+30, y+40 );
 150
 151     Centre( wxBOTH );
 152 }
 153
 154 void wxGenericMessageDialog::OnYes(wxCommandEvent& WXUNUSED(event))
 155 {
 156     EndModal( wxID_YES );
 157 }
 158
 159 void wxGenericMessageDialog::OnNo(wxCommandEvent& WXUNUSED(event))
 160 {
 161     EndModal( wxID_NO );
 162 }
 163
 164 void wxGenericMessageDialog::OnCancel(wxCommandEvent& WXUNUSED(event))
 165 {
 166     /* Allow cancellation via ESC/Close button except if
 167        only YES and NO are specified. */
 168     if ( (m_dialogStyle & wxYES_NO) != wxYES_NO || (m_dialogStyle & wxCANCEL) )
 169     {
 170         EndModal( wxID_CANCEL );
 171     }
 172 }
 173
 174