| 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 | #if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) |
| 11 | #pragma implementation "gauge.h" |
| 12 | #endif |
| 13 | |
| 14 | // For compilers that support precompilation, includes "wx.h". |
| 15 | #include "wx/wxprec.h" |
| 16 | |
| 17 | #include "wx/gauge.h" |
| 18 | |
| 19 | #if wxUSE_GAUGE |
| 20 | |
| 21 | #include <gtk/gtk.h> |
| 22 | |
| 23 | //----------------------------------------------------------------------------- |
| 24 | // wxGauge |
| 25 | //----------------------------------------------------------------------------- |
| 26 | |
| 27 | IMPLEMENT_DYNAMIC_CLASS(wxGauge, wxControl) |
| 28 | |
| 29 | bool wxGauge::Create( wxWindow *parent, |
| 30 | wxWindowID id, |
| 31 | int range, |
| 32 | const wxPoint& pos, |
| 33 | const wxSize& size, |
| 34 | long style, |
| 35 | const wxValidator& validator, |
| 36 | const wxString& name ) |
| 37 | { |
| 38 | m_needParent = TRUE; |
| 39 | |
| 40 | if (!PreCreation( parent, pos, size ) || |
| 41 | !CreateBase( parent, id, pos, size, style, validator, name )) |
| 42 | { |
| 43 | wxFAIL_MSG( wxT("wxGauge creation failed") ); |
| 44 | return FALSE; |
| 45 | } |
| 46 | |
| 47 | m_rangeMax = range; |
| 48 | |
| 49 | m_widget = gtk_progress_bar_new(); |
| 50 | if ( style & wxGA_VERTICAL ) |
| 51 | { |
| 52 | gtk_progress_bar_set_orientation( GTK_PROGRESS_BAR(m_widget), |
| 53 | GTK_PROGRESS_BOTTOM_TO_TOP ); |
| 54 | } |
| 55 | |
| 56 | m_parent->DoAddChild( this ); |
| 57 | |
| 58 | PostCreation(); |
| 59 | |
| 60 | Show( TRUE ); |
| 61 | |
| 62 | return TRUE; |
| 63 | } |
| 64 | |
| 65 | void wxGauge::DoSetGauge() |
| 66 | { |
| 67 | wxASSERT_MSG( 0 <= m_gaugePos && m_gaugePos <= m_rangeMax, |
| 68 | _T("invalid gauge position in DoSetGauge()") ); |
| 69 | |
| 70 | gtk_progress_bar_update( GTK_PROGRESS_BAR(m_widget), |
| 71 | m_rangeMax ? ((float)m_gaugePos)/m_rangeMax : 0.); |
| 72 | } |
| 73 | |
| 74 | void wxGauge::SetRange( int range ) |
| 75 | { |
| 76 | m_rangeMax = range; |
| 77 | if (m_gaugePos > m_rangeMax) |
| 78 | m_gaugePos = m_rangeMax; |
| 79 | |
| 80 | DoSetGauge(); |
| 81 | } |
| 82 | |
| 83 | void wxGauge::SetValue( int pos ) |
| 84 | { |
| 85 | wxCHECK_RET( pos <= m_rangeMax, _T("invalid value in wxGauge::SetValue()") ); |
| 86 | |
| 87 | m_gaugePos = pos; |
| 88 | |
| 89 | DoSetGauge(); |
| 90 | } |
| 91 | |
| 92 | int wxGauge::GetRange() const |
| 93 | { |
| 94 | return m_rangeMax; |
| 95 | } |
| 96 | |
| 97 | int wxGauge::GetValue() const |
| 98 | { |
| 99 | return m_gaugePos; |
| 100 | } |
| 101 | |
| 102 | void wxGauge::ApplyWidgetStyle() |
| 103 | { |
| 104 | SetWidgetStyle(); |
| 105 | gtk_widget_set_style( m_widget, m_widgetStyle ); |
| 106 | } |
| 107 | |
| 108 | #endif // wxUSE_GAUGE |
| 109 | |