src/gtk/gauge.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        gauge.cpp
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Id:          $Id$
   6 // Copyright:   (c) 1998 Robert Roebling
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 #ifdef __GNUG__
  11 #pragma implementation "gauge.h"
  12 #endif
  13
  14 #include "wx/gauge.h"
  15
  16 #if wxUSE_GAUGE
  17
  18 #include <gdk/gdk.h>
  19 #include <gtk/gtk.h>
  20
  21 //-----------------------------------------------------------------------------
  22 // wxGauge
  23 //-----------------------------------------------------------------------------
  24
  25 IMPLEMENT_DYNAMIC_CLASS(wxGauge,wxControl)
  26
  27 bool wxGauge::Create( wxWindow *parent, wxWindowID id,  int range,
  28     const wxPoint& pos, const wxSize& size,
  29     long style, const wxValidator& validator, const wxString& name )
  30 {
  31     m_needParent = TRUE;
  32
  33     if (!PreCreation( parent, pos, size ) ||
  34         !CreateBase( parent, id, pos, size, style, validator, name ))
  35     {
  36         wxFAIL_MSG( wxT("wxGauge creation failed") );
  37         return FALSE;
  38     }
  39
  40     m_rangeMax = range;
  41     m_gaugePos = 0;
  42     m_useProgressBar = TRUE;
  43
  44     m_widget = gtk_progress_bar_new();
  45
  46     m_parent->DoAddChild( this );
  47
  48     PostCreation();
  49
  50     Show( TRUE );
  51
  52     return TRUE;
  53 }
  54
  55 void wxGauge::SetRange( int r )
  56 {
  57     m_rangeMax = r;
  58     if (m_gaugePos > m_rangeMax) m_gaugePos = m_rangeMax;
  59
  60     gtk_progress_bar_update( GTK_PROGRESS_BAR(m_widget), ((float)m_gaugePos)/m_rangeMax );
  61 }
  62
  63 void wxGauge::SetValue( int pos )
  64 {
  65     m_gaugePos = pos;
  66     if (m_gaugePos > m_rangeMax) m_gaugePos = m_rangeMax;
  67
  68     gtk_progress_bar_update( GTK_PROGRESS_BAR(m_widget), ((float)m_gaugePos)/m_rangeMax );
  69 }
  70
  71 int wxGauge::GetRange() const
  72 {
  73     return m_rangeMax;
  74 }
  75
  76 int wxGauge::GetValue() const
  77 {
  78     return m_gaugePos;
  79 }
  80
  81 void wxGauge::ApplyWidgetStyle()
  82 {
  83     SetWidgetStyle();
  84     gtk_widget_set_style( m_widget, m_widgetStyle );
  85 }
  86
  87 #endif