src/gtk/tooltip.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        tooltip.cpp
   3 // Purpose:     wxToolTip implementation
   4 // Author:      Robert Roebling
   5 // Id:          $Id$
   6 // Copyright:   (c) 1998 Robert Roebling
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 // For compilers that support precompilation, includes "wx.h".
  11 #include "wx/wxprec.h"
  12
  13 #include "wx/setup.h"
  14
  15 #if wxUSE_TOOLTIPS
  16
  17 #include "wx/tooltip.h"
  18 #include "wx/window.h"
  19
  20 #include "wx/gtk/private.h"
  21
  22 //-----------------------------------------------------------------------------
  23 // global data
  24 //-----------------------------------------------------------------------------
  25
  26 static GtkTooltips *ss_tooltips = (GtkTooltips*) NULL;
  27
  28 //-----------------------------------------------------------------------------
  29 // wxToolTip
  30 //-----------------------------------------------------------------------------
  31
  32 IMPLEMENT_ABSTRACT_CLASS(wxToolTip, wxObject)
  33
  34 wxToolTip::wxToolTip( const wxString &tip )
  35 {
  36     m_text = tip;
  37     m_window = (wxWindow*) NULL;
  38 }
  39
  40 void wxToolTip::SetTip( const wxString &tip )
  41 {
  42     m_text = tip;
  43     Apply( m_window );
  44 }
  45
  46 void wxToolTip::Apply( wxWindow *win )
  47 {
  48     if (!win) return;
  49
  50     if (!ss_tooltips)
  51     {
  52         ss_tooltips = gtk_tooltips_new();
  53     }
  54
  55     m_window = win;
  56
  57     if (m_text.IsEmpty())
  58         m_window->ApplyToolTip( ss_tooltips, (wxChar*) NULL );
  59     else
  60         m_window->ApplyToolTip( ss_tooltips, m_text );
  61 }
  62
  63 void wxToolTip::Enable( bool flag )
  64 {
  65     if (!ss_tooltips) return;
  66
  67     if (flag)
  68         gtk_tooltips_enable( ss_tooltips );
  69     else
  70         gtk_tooltips_disable( ss_tooltips );
  71 }
  72
  73 void wxToolTip::SetDelay( long msecs )
  74 {
  75     if (!ss_tooltips)
  76         return;
  77
  78     gtk_tooltips_set_delay( ss_tooltips, (int)msecs );
  79 }
  80
  81 #endif
  82