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