| 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 <gtk/gtk.h> |
| 19 | |
| 20 | //----------------------------------------------------------------------------- |
| 21 | // wxGauge |
| 22 | //----------------------------------------------------------------------------- |
| 23 | |
| 24 | IMPLEMENT_DYNAMIC_CLASS(wxGauge, wxControl) |
| 25 | |
| 26 | bool wxGauge::Create( wxWindow *parent, |
| 27 | wxWindowID id, |
| 28 | int range, |
| 29 | const wxPoint& pos, |
| 30 | const wxSize& size, |
| 31 | long style, |
| 32 | const wxValidator& validator, |
| 33 | const wxString& name ) |
| 34 | { |
| 35 | m_needParent = TRUE; |
| 36 | |
| 37 | if (!PreCreation( parent, pos, size ) || |
| 38 | !CreateBase( parent, id, pos, size, style, validator, name )) |
| 39 | { |
| 40 | wxFAIL_MSG( wxT("wxGauge creation failed") ); |
| 41 | return FALSE; |
| 42 | } |
| 43 | |
| 44 | m_rangeMax = range; |
| 45 | |
| 46 | m_widget = gtk_progress_bar_new(); |
| 47 | if ( style & wxGA_VERTICAL ) |
| 48 | { |
| 49 | gtk_progress_bar_set_orientation( GTK_PROGRESS_BAR(m_widget), |
| 50 | GTK_PROGRESS_BOTTOM_TO_TOP ); |
| 51 | } |
| 52 | |
| 53 | m_parent->DoAddChild( this ); |
| 54 | |
| 55 | PostCreation(); |
| 56 | |
| 57 | Show( TRUE ); |
| 58 | |
| 59 | return TRUE; |
| 60 | } |
| 61 | |
| 62 | void wxGauge::DoSetGauge() |
| 63 | { |
| 64 | wxASSERT_MSG( 0 <= m_gaugePos && m_gaugePos <= m_rangeMax, |
| 65 | _T("invalid gauge position in DoSetGauge()") ); |
| 66 | |
| 67 | gtk_progress_bar_update( GTK_PROGRESS_BAR(m_widget), |
| 68 | m_rangeMax ? ((float)m_gaugePos)/m_rangeMax : 0.); |
| 69 | } |
| 70 | |
| 71 | void wxGauge::SetRange( int range ) |
| 72 | { |
| 73 | m_rangeMax = range; |
| 74 | if (m_gaugePos > m_rangeMax) |
| 75 | m_gaugePos = m_rangeMax; |
| 76 | |
| 77 | DoSetGauge(); |
| 78 | } |
| 79 | |
| 80 | void wxGauge::SetValue( int pos ) |
| 81 | { |
| 82 | wxCHECK_RET( pos <= m_rangeMax, _T("invalid value in wxGauge::SetValue()") ); |
| 83 | |
| 84 | m_gaugePos = pos; |
| 85 | |
| 86 | DoSetGauge(); |
| 87 | } |
| 88 | |
| 89 | int wxGauge::GetRange() const |
| 90 | { |
| 91 | return m_rangeMax; |
| 92 | } |
| 93 | |
| 94 | int wxGauge::GetValue() const |
| 95 | { |
| 96 | return m_gaugePos; |
| 97 | } |
| 98 | |
| 99 | void wxGauge::ApplyWidgetStyle() |
| 100 | { |
| 101 | SetWidgetStyle(); |
| 102 | gtk_widget_set_style( m_widget, m_widgetStyle ); |
| 103 | } |
| 104 | |
| 105 | #endif // wxUSE_GAUGE |
| 106 | |