src/gtk/tooltip.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        tooltip.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 "tooltip.h"
  12 #endif
  13
  14 #include "wx/tooltip.h"
  15
  16 #include "gtk/gtk.h"
  17 #include "gdk/gdk.h"
  18
  19 //-----------------------------------------------------------------------------
  20 // global data
  21 //-----------------------------------------------------------------------------
  22
  23 static GtkTooltips *ss_tooltips = (GtkTooltips*) NULL;
  24 static GdkColor     ss_bg;
  25 static GdkColor     ss_fg;
  26
  27 //-----------------------------------------------------------------------------
  28 // wxToolTip
  29 //-----------------------------------------------------------------------------
  30
  31 wxToolTip::wxToolTip( const wxString &tip )
  32 {
  33     m_text = tip;
  34     m_window = (wxWindow*) NULL;
  35 }
  36
  37 bool wxToolTip::Ok() const
  38 {
  39     return (m_window);
  40 }
  41
  42 wxString wxToolTip::GetTip() const
  43 {
  44     return m_text;
  45 }
  46
  47 void wxToolTip::SetTip( const wxString &tip )
  48 {
  49     m_text = tip;
  50     Apply( m_window );
  51 }
  52
  53 void wxToolTip::Apply( wxWindow *win )
  54 {
  55     if (!win) return;
  56
  57     if (!ss_tooltips)
  58     {
  59         ss_tooltips = gtk_tooltips_new();
  60
  61         ss_fg.red = 0;
  62         ss_fg.green = 0;
  63         ss_fg.blue = 0;
  64         gdk_color_alloc( gtk_widget_get_default_colormap(), &ss_fg );
  65
  66         ss_bg.red = 65535;
  67         ss_bg.green = 65535;
  68         ss_bg.blue = 50000;
  69         gdk_color_alloc( gtk_widget_get_default_colormap(), &ss_bg );
  70
  71         gtk_tooltips_set_colors( ss_tooltips, &ss_bg, &ss_fg );
  72     }
  73
  74     m_window = win;
  75
  76     if (m_text.IsEmpty())
  77         m_window->ApplyToolTip( ss_tooltips, (char*) NULL );
  78     else
  79         m_window->ApplyToolTip( ss_tooltips, m_text );
  80 }
  81
  82 void wxToolTip::Enable( bool flag )
  83 {
  84     if (!ss_tooltips) return;
  85
  86     if (flag)
  87         gtk_tooltips_enable( ss_tooltips );
  88     else
  89         gtk_tooltips_disable( ss_tooltips );
  90 }
  91
  92 void wxToolTip::SetDelay( long msecs )
  93 {
  94     if (!ss_tooltips) return;
  95
  96     gtk_tooltips_set_delay( ss_tooltips, msecs );
  97 }
  98