X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/119cd341931c5f1266af4de39048eb46900fd3c0..18e989043be8f46e5744735fbf2d56840d2c34a7:/src/gtk/settings.cpp diff --git a/src/gtk/settings.cpp b/src/gtk/settings.cpp index d838381c99..d5391ad1e4 100644 --- a/src/gtk/settings.cpp +++ b/src/gtk/settings.cpp @@ -2,16 +2,12 @@ // Name: gtk/settings.cpp // Purpose: // Author: Robert Roebling +// Modified by: Mart Raudsepp (GetMetric) // Id: $Id$ // Copyright: (c) 1998 Robert Roebling // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// - -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) -#pragma implementation "settings.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -19,11 +15,15 @@ #include "wx/debug.h" #include "wx/cmndata.h" #include "wx/fontutil.h" +#include "wx/toplevel.h" #include +#include #include #include +#include + #define SHIFT (8*(sizeof(short int)-sizeof(char))) // ---------------------------------------------------------------------------- @@ -38,7 +38,10 @@ struct wxSystemObjects m_colHighlight, m_colHighlightText, m_colListBox, - m_colBtnText; + m_colBtnText, + m_colMenuItemHighlight, + m_colTooltip, + m_colTooltipText; wxFont m_fontSystem; }; @@ -53,7 +56,8 @@ static wxSystemObjects gs_objects; enum wxGtkWidgetType { wxGTK_BUTTON, - wxGTK_LIST + wxGTK_LIST, + wxGTK_MENUITEM }; // the colour we need @@ -84,6 +88,10 @@ static bool GetColourFromGTKWidget(int& red, int& green, int& blue, case wxGTK_LIST: widget = gtk_list_new(); + break; + + case wxGTK_MENUITEM: + widget = gtk_menu_item_new(); } GtkStyle *def = gtk_rc_get_style( widget ); @@ -129,13 +137,24 @@ static bool GetColourFromGTKWidget(int& red, int& green, int& blue, return ok; } +static void GetTooltipColors() +{ + GtkTooltips* tooltips = gtk_tooltips_new(); + gtk_tooltips_force_window(tooltips); + gtk_widget_ensure_style(tooltips->tip_window); + GdkColor c = tooltips->tip_window->style->bg[GTK_STATE_NORMAL]; + gs_objects.m_colTooltip = wxColor(c.red >> SHIFT, c.green >> SHIFT, c.blue >> SHIFT); + c = tooltips->tip_window->style->fg[GTK_STATE_NORMAL]; + gs_objects.m_colTooltipText = wxColor(c.red >> SHIFT, c.green >> SHIFT, c.blue >> SHIFT); + gtk_object_sink(wx_reinterpret_cast(GtkObject*, tooltips)); +} + wxColour wxSystemSettingsNative::GetColour( wxSystemColour index ) { switch (index) { case wxSYS_COLOUR_SCROLLBAR: case wxSYS_COLOUR_BACKGROUND: - case wxSYS_COLOUR_ACTIVECAPTION: case wxSYS_COLOUR_INACTIVECAPTION: case wxSYS_COLOUR_MENU: case wxSYS_COLOUR_WINDOWFRAME: @@ -228,7 +247,6 @@ wxColour wxSystemSettingsNative::GetColour( wxSystemColour index ) case wxSYS_COLOUR_CAPTIONTEXT: case wxSYS_COLOUR_INACTIVECAPTIONTEXT: case wxSYS_COLOUR_BTNTEXT: - case wxSYS_COLOUR_INFOTEXT: if (!gs_objects.m_colBtnText.Ok()) { int red, green, blue; @@ -248,11 +266,17 @@ wxColour wxSystemSettingsNative::GetColour( wxSystemColour index ) } return gs_objects.m_colBtnText; - // this (as well as wxSYS_COLOUR_INFOTEXT above) is used for - // tooltip windows - Robert, please change this code to use the - // real GTK tooltips when/if you can (TODO) case wxSYS_COLOUR_INFOBK: - return wxColour(255, 255, 225); + if (!gs_objects.m_colTooltip.Ok()) { + GetTooltipColors(); + } + return gs_objects.m_colTooltip; + + case wxSYS_COLOUR_INFOTEXT: + if (!gs_objects.m_colTooltipText.Ok()) { + GetTooltipColors(); + } + return gs_objects.m_colTooltipText; case wxSYS_COLOUR_HIGHLIGHTTEXT: if (!gs_objects.m_colHighlightText.Ok()) @@ -268,19 +292,39 @@ wxColour wxSystemSettingsNative::GetColour( wxSystemColour index ) case wxSYS_COLOUR_APPWORKSPACE: return *wxWHITE; // ? + case wxSYS_COLOUR_ACTIVECAPTION: + case wxSYS_COLOUR_MENUHILIGHT: + if (!gs_objects.m_colMenuItemHighlight.Ok()) + { + int red, green, blue; + if ( !GetColourFromGTKWidget(red, green, blue, + wxGTK_MENUITEM, + GTK_STATE_SELECTED, + wxGTK_BG) ) + { + red = + green = + blue = 0; + } + + gs_objects.m_colMenuItemHighlight = wxColour( red >> SHIFT, + green >> SHIFT, + blue >> SHIFT ); + } + return gs_objects.m_colMenuItemHighlight; + case wxSYS_COLOUR_HOTLIGHT: case wxSYS_COLOUR_GRADIENTACTIVECAPTION: case wxSYS_COLOUR_GRADIENTINACTIVECAPTION: - case wxSYS_COLOUR_MENUHILIGHT: // TODO return *wxBLACK; case wxSYS_COLOUR_MAX: default: wxFAIL_MSG( _T("unknown system colour index") ); - } + } - return *wxWHITE; + return *wxWHITE; } wxFont wxSystemSettingsNative::GetFont( wxSystemFont index ) @@ -300,23 +344,23 @@ wxFont wxSystemSettingsNative::GetFont( wxSystemFont index ) { if (!gs_objects.m_fontSystem.Ok()) { -#ifdef __WXGTK20__ GtkWidget *widget = gtk_button_new(); GtkStyle *def = gtk_rc_get_style( widget ); if ( !def || !def->font_desc ) - def = gtk_widget_get_default_style(); + def = gtk_widget_get_default_style(); if ( def && def->font_desc ) - { - wxNativeFontInfo info; - info.description = def->font_desc; - gs_objects.m_fontSystem = wxFont(info); - } - else - { + { + wxNativeFontInfo info; + info.description = + pango_font_description_copy(def->font_desc); + gs_objects.m_fontSystem = wxFont(info); + } + else + { GtkSettings *settings = gtk_settings_get_default(); gchar *font_name = NULL; g_object_get ( settings, - "gtk-font-name", + "gtk-font-name", &font_name, NULL); if (!font_name) @@ -324,11 +368,8 @@ wxFont wxSystemSettingsNative::GetFont( wxSystemFont index ) else gs_objects.m_fontSystem = wxFont(wxString::FromAscii(font_name)); g_free (font_name); - } + } gtk_widget_destroy( widget ); -#else - gs_objects.m_fontSystem = wxFont( 12, wxSWISS, wxNORMAL, wxNORMAL ); -#endif } return gs_objects.m_fontSystem; } @@ -338,24 +379,255 @@ wxFont wxSystemSettingsNative::GetFont( wxSystemFont index ) } } -int wxSystemSettingsNative::GetMetric( wxSystemMetric index ) +int wxSystemSettingsNative::GetMetric( wxSystemMetric index, wxWindow* win ) { + bool success = false; + + guchar *data = NULL; + GdkWindow *window = NULL; + if(win && GTK_WIDGET_REALIZED(win->GetHandle())) + window = win->GetHandle()->window; + switch (index) { - case wxSYS_SCREEN_X: return gdk_screen_width(); - case wxSYS_SCREEN_Y: return gdk_screen_height(); - case wxSYS_HSCROLL_Y: return 15; - case wxSYS_VSCROLL_X: return 15; + case wxSYS_BORDER_X: + case wxSYS_BORDER_Y: + case wxSYS_EDGE_X: + case wxSYS_EDGE_Y: + case wxSYS_FRAMESIZE_X: + case wxSYS_FRAMESIZE_Y: + // If a window is specified/realized, and it is a toplevel window, we can query from wm. + // The returned border thickness is outside the client area in that case. + if (window) + { + wxTopLevelWindow *tlw = wxDynamicCast(win, wxTopLevelWindow); + if (!tlw) + return -1; // not a tlw, not sure how to approach + else + { + // Check if wm supports frame extents - we can't know + // the border widths if it does not. +#if GTK_CHECK_VERSION(2,2,0) + if (!gtk_check_version(2,2,0)) + { + if (!gdk_x11_screen_supports_net_wm_hint( + gdk_drawable_get_screen(window), + gdk_atom_intern("_NET_FRAME_EXTENTS", false) ) ) + return -1; + } + else +#endif + { + if (!gdk_net_wm_supports(gdk_atom_intern("_NET_FRAME_EXTENTS", false))) + return -1; + } + + // Get the frame extents from the windowmanager. + // In most cases the top extent is the titlebar, so we use the bottom extent + // for the heights. + + Atom type; + gint format; + gulong nitems; + +#if GTK_CHECK_VERSION(2,2,0) + if (!gtk_check_version(2,2,0)) + { + gulong bytes_after; + success = (XGetWindowProperty (GDK_DISPLAY_XDISPLAY(gdk_drawable_get_display(window)), + GDK_WINDOW_XWINDOW(window), + gdk_x11_get_xatom_by_name_for_display ( + gdk_drawable_get_display(window), + "_NET_FRAME_EXTENTS" ), + 0, // left, right, top, bottom, CARDINAL[4]/32 + G_MAXLONG, // size of long + false, // do not delete property + XA_CARDINAL, // 32 bit + &type, &format, &nitems, &bytes_after, &data + ) == Success); + } +#endif + if (success) + { + int border_return = -1; + + if ((type == XA_CARDINAL) && (format == 32) && (nitems >= 4) && (data)) + { + long *borders; + borders = (long*)data; + switch(index) + { + case wxSYS_BORDER_X: + case wxSYS_EDGE_X: + case wxSYS_FRAMESIZE_X: + border_return = borders[1]; // width of right extent + break; + default: + border_return = borders[3]; // height of bottom extent + break; + } + } + + if (data) + XFree(data); + + return border_return; + } + } + } + + return -1; // no window specified + + case wxSYS_CURSOR_X: + case wxSYS_CURSOR_Y: +#ifdef __WXGTK24__ + if (!gtk_check_version(2,4,0)) + { + if (window) + return gdk_display_get_default_cursor_size(gdk_drawable_get_display(window)); + else + return gdk_display_get_default_cursor_size(gdk_display_get_default()); + } + else +#endif + return 16; + + case wxSYS_DCLICK_X: + case wxSYS_DCLICK_Y: + gint dclick_distance; +#if GTK_CHECK_VERSION(2,2,0) + if (window && !gtk_check_version(2,2,0)) + g_object_get(gtk_settings_get_for_screen(gdk_drawable_get_screen(window)), + "gtk-double-click-distance", &dclick_distance, NULL); + else +#endif + g_object_get(gtk_settings_get_default(), + "gtk-double-click-distance", &dclick_distance, NULL); + + return dclick_distance * 2; + + case wxSYS_DRAG_X: + case wxSYS_DRAG_Y: + gint drag_threshold; +#if GTK_CHECK_VERSION(2,2,0) + if (window && !gtk_check_version(2,2,0)) + { + g_object_get( + gtk_settings_get_for_screen(gdk_drawable_get_screen(window)), + "gtk-dnd-drag-threshold", + &drag_threshold, NULL); + } + else +#endif + { + g_object_get(gtk_settings_get_default(), + "gtk-dnd-drag-threshold", &drag_threshold, NULL); + } + + return drag_threshold * 2; - // VZ: is there any way to get the cursor size with GDK? - case wxSYS_CURSOR_X: return 16; - case wxSYS_CURSOR_Y: return 16; // MBN: ditto for icons case wxSYS_ICON_X: return 32; case wxSYS_ICON_Y: return 32; - default: - wxFAIL_MSG( wxT("wxSystemSettings::GetMetric not fully implemented") ); + + case wxSYS_SCREEN_X: +#if defined(__WXGTK20__) && GTK_CHECK_VERSION(2,2,0) + if (window && !gtk_check_version(2,2,0)) + return gdk_screen_get_width(gdk_drawable_get_screen(window)); + else +#endif + return gdk_screen_width(); + + case wxSYS_SCREEN_Y: +#if defined(__WXGTK20__) && GTK_CHECK_VERSION(2,2,0) + if (window && !gtk_check_version(2,2,0)) + return gdk_screen_get_height(gdk_drawable_get_screen(window)); + else +#endif + return gdk_screen_height(); + + case wxSYS_HSCROLL_Y: return 15; + case wxSYS_VSCROLL_X: return 15; + + case wxSYS_CAPTION_Y: + if (!window) + // No realized window specified, and no implementation for that case yet. + return -1; + + // Check if wm supports frame extents - we can't know the caption height if it does not. +#if GTK_CHECK_VERSION(2,2,0) + if (!gtk_check_version(2,2,0)) + { + if (!gdk_x11_screen_supports_net_wm_hint( + gdk_drawable_get_screen(window), + gdk_atom_intern("_NET_FRAME_EXTENTS", false) ) ) + return -1; + } + else +#endif + { + if (!gdk_net_wm_supports(gdk_atom_intern("_NET_FRAME_EXTENTS", false))) + return -1; + } + + wxASSERT_MSG( wxDynamicCast(win, wxTopLevelWindow), + wxT("Asking for caption height of a non toplevel window") ); + + // Get the height of the top windowmanager border. + // This is the titlebar in most cases. The titlebar might be elsewhere, and + // we could check which is the thickest wm border to decide on which side the + // titlebar is, but this might lead to interesting behaviours in used code. + // Reconsider when we have a way to report to the user on which side it is. + + Atom type; + gint format; + gulong nitems; + +#if GTK_CHECK_VERSION(2,2,0) + if (!gtk_check_version(2,2,0)) + { + gulong bytes_after; + success = (XGetWindowProperty (GDK_DISPLAY_XDISPLAY(gdk_drawable_get_display(window)), + GDK_WINDOW_XWINDOW(window), + gdk_x11_get_xatom_by_name_for_display ( + gdk_drawable_get_display(window), + "_NET_FRAME_EXTENTS" ), + 0, // left, right, top, bottom, CARDINAL[4]/32 + G_MAXLONG, // size of long + false, // do not delete property + XA_CARDINAL, // 32 bit + &type, &format, &nitems, &bytes_after, &data + ) == Success); + } +#endif + if (success) + { + int caption_height = -1; + + if ((type == XA_CARDINAL) && (format == 32) && (nitems >= 3) && (data)) + { + long *borders; + borders = (long*)data; + caption_height = borders[2]; // top frame extent + } + + if (data) + XFree(data); + + return caption_height; + } + + // Try a default approach without a window pointer, if possible + // ... + + return -1; + + case wxSYS_PENWINDOWS_PRESENT: + // No MS Windows for Pen computing extension available in X11 based gtk+. return 0; + + default: + return -1; // metric is unknown } } @@ -363,12 +635,12 @@ bool wxSystemSettingsNative::HasFeature(wxSystemFeature index) { switch (index) { - case wxSYS_CAN_ICONIZE_FRAME: - return FALSE; - break; + case wxSYS_CAN_ICONIZE_FRAME: + return FALSE; + case wxSYS_CAN_DRAW_FRAME_DECORATIONS: - return TRUE; - break; + return TRUE; + default: return FALSE; }