| 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 | #ifdef __GNUG__ |
| 11 | #pragma implementation "tooltip.h" |
| 12 | #endif |
| 13 | |
| 14 | #include "wx/setup.h" |
| 15 | |
| 16 | #if wxUSE_TOOLTIPS |
| 17 | |
| 18 | #include "wx/window.h" |
| 19 | #include "wx/tooltip.h" |
| 20 | |
| 21 | #include "wx/gtk/private.h" |
| 22 | |
| 23 | extern GdkFont *GtkGetDefaultGuiFont(); |
| 24 | |
| 25 | //----------------------------------------------------------------------------- |
| 26 | // global data |
| 27 | //----------------------------------------------------------------------------- |
| 28 | |
| 29 | static GtkTooltips *ss_tooltips = (GtkTooltips*) NULL; |
| 30 | static GdkColor ss_bg; |
| 31 | static GdkColor ss_fg; |
| 32 | |
| 33 | //----------------------------------------------------------------------------- |
| 34 | // wxToolTip |
| 35 | //----------------------------------------------------------------------------- |
| 36 | |
| 37 | IMPLEMENT_ABSTRACT_CLASS(wxToolTip, wxObject) |
| 38 | |
| 39 | wxToolTip::wxToolTip( const wxString &tip ) |
| 40 | { |
| 41 | m_text = tip; |
| 42 | m_window = (wxWindow*) NULL; |
| 43 | } |
| 44 | |
| 45 | void wxToolTip::SetTip( const wxString &tip ) |
| 46 | { |
| 47 | m_text = tip; |
| 48 | Apply( m_window ); |
| 49 | } |
| 50 | |
| 51 | void wxToolTip::Apply( wxWindow *win ) |
| 52 | { |
| 53 | if (!win) return; |
| 54 | |
| 55 | if (!ss_tooltips) |
| 56 | { |
| 57 | ss_tooltips = gtk_tooltips_new(); |
| 58 | |
| 59 | ss_fg.red = 0; |
| 60 | ss_fg.green = 0; |
| 61 | ss_fg.blue = 0; |
| 62 | gdk_color_alloc( gtk_widget_get_default_colormap(), &ss_fg ); |
| 63 | |
| 64 | ss_bg.red = 65535; |
| 65 | ss_bg.green = 65535; |
| 66 | ss_bg.blue = 50000; |
| 67 | gdk_color_alloc( gtk_widget_get_default_colormap(), &ss_bg ); |
| 68 | |
| 69 | #if GTK_CHECK_VERSION(1, 2, 0) |
| 70 | gtk_tooltips_force_window( ss_tooltips ); |
| 71 | |
| 72 | GtkStyle *g_style = |
| 73 | gtk_style_copy( |
| 74 | gtk_widget_get_style( ss_tooltips->tip_window ) ); |
| 75 | |
| 76 | g_style->fg[GTK_STATE_NORMAL] = ss_fg; |
| 77 | g_style->bg[GTK_STATE_NORMAL] = ss_bg; |
| 78 | |
| 79 | SET_STYLE_FONT( g_style, GtkGetDefaultGuiFont() ); |
| 80 | |
| 81 | gtk_widget_set_style( ss_tooltips->tip_window, g_style ); |
| 82 | #else // GTK+ 1.0 |
| 83 | gtk_tooltips_set_colors( ss_tooltips, &ss_bg, &ss_fg ); |
| 84 | #endif |
| 85 | } |
| 86 | |
| 87 | m_window = win; |
| 88 | |
| 89 | if (m_text.IsEmpty()) |
| 90 | m_window->ApplyToolTip( ss_tooltips, (wxChar*) NULL ); |
| 91 | else |
| 92 | m_window->ApplyToolTip( ss_tooltips, m_text ); |
| 93 | } |
| 94 | |
| 95 | void wxToolTip::Enable( bool flag ) |
| 96 | { |
| 97 | if (!ss_tooltips) return; |
| 98 | |
| 99 | if (flag) |
| 100 | gtk_tooltips_enable( ss_tooltips ); |
| 101 | else |
| 102 | gtk_tooltips_disable( ss_tooltips ); |
| 103 | } |
| 104 | |
| 105 | void wxToolTip::SetDelay( long msecs ) |
| 106 | { |
| 107 | if (!ss_tooltips) |
| 108 | return; |
| 109 | |
| 110 | gtk_tooltips_set_delay( ss_tooltips, (int)msecs ); |
| 111 | } |
| 112 | |
| 113 | #endif |
| 114 | |