src/palmos/progdlg.cpp

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/palmos/progdlg.cpp
   3 // Purpose:     wxProgressDialog implementation
   4 // Author:      Wlodzimierz ABX Skiba
   5 // Modified by:
   6 // Created:     29.12.2004
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Wlodzimierz Skiba
   9 // License:     wxWindows licence
  10 ///////////////////////////////////////////////////////////////////////////////
  11
  12 #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
  13 #pragma implementation "progdlg.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/string.h"
  25 #endif //WX_PRECOMP
  26
  27 #if wxUSE_PROGRESSDLG
  28
  29 #include "wx/progdlg.h"
  30 #include "wx/msgdlg.h"
  31
  32 IMPLEMENT_CLASS(wxProgressDialog, wxDialog)
  33
  34 static Boolean wxProgressCallback(PrgCallbackData *data)
  35 {
  36     if(!data)
  37         return false;
  38
  39     wxProgressDialog *dialog = (wxProgressDialog *)data->userDataP;
  40
  41     if(!dialog)
  42         return false;
  43
  44     return dialog->Callback(data);
  45 }
  46
  47 wxProgressDialog::wxProgressDialog(const wxString &title,
  48                                    wxString const &message,
  49                                    int maximum,
  50                                    wxWindow *parent,
  51                                    int style)
  52                  :wxDialog(parent, wxID_ANY, title),
  53                   m_prgFrame(NULL),
  54                   m_msg(message),
  55                   m_cur(0),
  56                   m_max(maximum),
  57                   m_canSkip((style & wxPD_CAN_SKIP )==wxPD_CAN_SKIP)
  58 {
  59     wxString prgTitle = title.Mid(0, progressMaxTitle);
  60
  61     m_prgFrame = PrgStartDialog(prgTitle.ToAscii(), wxProgressCallback, this);
  62 }
  63
  64 wxProgressDialog::~wxProgressDialog()
  65 {
  66     if(m_prgFrame)
  67     {
  68         PrgStopDialog(m_prgFrame, false);
  69         m_prgFrame = NULL;
  70     }
  71 }
  72
  73 bool wxProgressDialog::Update(int value, const wxString& newmsg, bool *skip)
  74 {
  75     if(!m_prgFrame)
  76         return false;
  77     if(!newmsg.empty())
  78         m_msg = newmsg;
  79     m_cur = value;
  80
  81     EventType event;
  82
  83     do
  84     {
  85         EvtGetEvent(&event, 0);
  86         Boolean handled = PrgHandleEvent(m_prgFrame, &event);
  87         if (!PrgHandleEvent(m_prgFrame, &event))
  88             if( PrgUserCancel(m_prgFrame) )
  89                 return false;
  90     }
  91     while(event.eType != sysEventNilEvent);
  92
  93     PrgUpdateDialog(m_prgFrame, 0, 0, "", true);
  94
  95     m_activeSkip = m_canSkip && true;
  96
  97     return true;
  98 }
  99
 100 void wxProgressDialog::Resume()
 101 {
 102 }
 103
 104 bool wxProgressDialog::Show(bool show)
 105 {
 106     return false;
 107 }
 108
 109 Boolean wxProgressDialog::Callback(PrgCallbackData *data)
 110 {
 111     strncpy( data->textP, m_msg.ToAscii() , data->textLen - 1 );
 112     data->textChanged = true;
 113     data->displaySkipBtn = m_canSkip;
 114     data->barMaxValue = (uint32_t)m_max;
 115     data->barCurValue = (uint32_t)m_cur;
 116     data->delay = (m_max == m_cur);
 117
 118     return true;
 119 }
 120
 121 #endif // wxUSE_PROGRESSDLG