X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/253293c10326afa0226932eab4753d188e1e22e2..9d5507f7a2701395e1d5c121bd877bb9066ee6ea:/src/gtk/settings.cpp diff --git a/src/gtk/settings.cpp b/src/gtk/settings.cpp index 85b2c7c312..b36978475a 100644 --- a/src/gtk/settings.cpp +++ b/src/gtk/settings.cpp @@ -1,96 +1,86 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: gtk/settings.cpp +// Name: src/gtk/settings.cpp // Purpose: // Author: Robert Roebling +// Modified by: Mart Raudsepp (GetMetric) // Id: $Id$ // Copyright: (c) 1998 Robert Roebling // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// - -#ifdef __GNUG__ -#pragma implementation "settings.h" -#endif +// For compilers that support precompilation, includes "wx.h". +#include "wx/wxprec.h" #include "wx/settings.h" -#include "wx/debug.h" -#include "wx/cmndata.h" +#ifndef WX_PRECOMP + #include "wx/cmndata.h" + #include "wx/toplevel.h" +#endif + +#include "wx/fontutil.h" -#include -#include +#include +#if GTK_CHECK_VERSION(2, 9, 0) + // gtk_object_sink + #undef GTK_DISABLE_DEPRECATED +#endif #include +#include + +#include + +// ---------------------------------------------------------------------------- +// wxSystemObjects +// ---------------------------------------------------------------------------- -extern GdkFont *GtkGetDefaultGuiFont(); - - -/* -#define wxSYS_COLOUR_SCROLLBAR 0 -#define wxSYS_COLOUR_BACKGROUND 1 -#define wxSYS_COLOUR_ACTIVECAPTION 2 -#define wxSYS_COLOUR_INACTIVECAPTION 3 -#define wxSYS_COLOUR_MENU 4 -#define wxSYS_COLOUR_WINDOW 5 -#define wxSYS_COLOUR_WINDOWFRAME 6 -#define wxSYS_COLOUR_MENUTEXT 7 -#define wxSYS_COLOUR_WINDOWTEXT 8 -#define wxSYS_COLOUR_CAPTIONTEXT 9 -#define wxSYS_COLOUR_ACTIVEBORDER 10 -#define wxSYS_COLOUR_INACTIVEBORDER 11 -#define wxSYS_COLOUR_APPWORKSPACE 12 -#define wxSYS_COLOUR_HIGHLIGHT 13 -#define wxSYS_COLOUR_HIGHLIGHTTEXT 14 -#define wxSYS_COLOUR_BTNFACE 15 -#define wxSYS_COLOUR_BTNSHADOW 16 -#define wxSYS_COLOUR_GRAYTEXT 17 -#define wxSYS_COLOUR_BTNTEXT 18 -#define wxSYS_COLOUR_INACTIVECAPTIONTEXT 19 -#define wxSYS_COLOUR_BTNHIGHLIGHT 20 - -#define wxSYS_COLOUR_3DDKSHADOW 21 -#define wxSYS_COLOUR_3DLIGHT 22 -#define wxSYS_COLOUR_INFOTEXT 23 -#define wxSYS_COLOUR_INFOBK 24 - -#define wxSYS_COLOUR_DESKTOP wxSYS_COLOUR_BACKGROUND -#define wxSYS_COLOUR_3DFACE wxSYS_COLOUR_BTNFACE -#define wxSYS_COLOUR_3DSHADOW wxSYS_COLOUR_BTNSHADOW -#define wxSYS_COLOUR_3DHIGHLIGHT wxSYS_COLOUR_BTNHIGHLIGHT -#define wxSYS_COLOUR_3DHILIGHT wxSYS_COLOUR_BTNHIGHLIGHT -#define wxSYS_COLOUR_BTNHILIGHT wxSYS_COLOUR_BTNHIGHLIGHT -*/ - -#define SHIFT (8*(sizeof(short int)-sizeof(char))) - -//wxColour *g_systemWinColour = (wxColour *) NULL; -wxColour *g_systemBtnFaceColour = (wxColour *) NULL; -wxColour *g_systemBtnShadowColour = (wxColour *) NULL; -wxColour *g_systemBtnHighlightColour = (wxColour *) NULL; -wxColour *g_systemHighlightColour = (wxColour *) NULL; -wxColour *g_systemHighlightTextColour = (wxColour *) NULL; -wxColour *g_systemListBoxColour = (wxColour *) NULL; -wxColour *g_systemBtnTextColour = (wxColour *) NULL; - -wxFont *g_systemFont = (wxFont *) NULL; - -void wxSystemSettings::Done() +struct wxSystemObjects { -// delete g_systemWinColour; - delete g_systemBtnFaceColour; - delete g_systemBtnShadowColour; - delete g_systemBtnHighlightColour; - delete g_systemHighlightColour; - delete g_systemHighlightTextColour; - delete g_systemListBoxColour; - delete g_systemFont; - delete g_systemBtnTextColour; + wxColour m_colBtnFace, + m_colBtnShadow, + m_colBtnHighlight, + m_colHighlight, + m_colHighlightText, + m_colListBox, + m_colWindow, + m_colWindowText, + m_colBtnText, + m_colMenuItemHighlight, + m_colTooltip, + m_colTooltipText; + + wxFont m_fontSystem; +}; + +static wxSystemObjects gs_objects; + +void wxClearGtkSystemObjects() +{ + gs_objects.m_colBtnFace = wxColour(); + gs_objects.m_colBtnShadow = wxColour(); + gs_objects.m_colBtnHighlight = wxColour(); + gs_objects.m_colHighlightText = wxColour(); + gs_objects.m_colListBox = wxColour(); + gs_objects.m_colWindow = wxColour(); + gs_objects.m_colWindowText = wxColour(); + gs_objects.m_colBtnText = wxColour(); + gs_objects.m_colMenuItemHighlight = wxColour(); + gs_objects.m_colTooltip = wxColour(); + gs_objects.m_colTooltipText = wxColour(); + gs_objects.m_fontSystem = wxNullFont; } +// ---------------------------------------------------------------------------- +// wxSystemSettings implementation +// ---------------------------------------------------------------------------- + // kind of widget to use in GetColourFromGTKWidget enum wxGtkWidgetType { wxGTK_BUTTON, - wxGTK_LIST + wxGTK_LIST, + wxGTK_MENUITEM, + wxGTK_TEXTCTRL }; // the colour we need @@ -101,9 +91,9 @@ enum wxGtkColourType wxGTK_BASE }; -// wxSystemSettings::GetSystemColour() helper: get the colours from a GTK+ -// widget style, return true if we did get them, false to use defaults -static bool GetColourFromGTKWidget(int& red, int& green, int& blue, +// wxSystemSettings::GetColour() helper: get the colours from a GTK+ +// widget style, return true if we did get them +static bool GetColourFromGTKWidget(GdkColor& gdkColor, wxGtkWidgetType type = wxGTK_BUTTON, GtkStateType state = GTK_STATE_NORMAL, wxGtkColourType colour = wxGTK_BG) @@ -119,18 +109,26 @@ static bool GetColourFromGTKWidget(int& red, int& green, int& blue, widget = gtk_button_new(); break; + case wxGTK_TEXTCTRL: + widget = gtk_text_view_new(); + break; + case wxGTK_LIST: - widget = gtk_list_new(); + widget = gtk_tree_view_new_with_model( + (GtkTreeModel*)gtk_list_store_new(1, G_TYPE_INT)); + break; + + case wxGTK_MENUITEM: + widget = gtk_menu_item_new(); } GtkStyle *def = gtk_rc_get_style( widget ); if ( !def ) def = gtk_widget_get_default_style(); - bool ok; - if ( def ) + const bool ok = def != NULL; + if (ok) { - GdkColor *col; switch ( colour ) { default: @@ -138,247 +136,463 @@ static bool GetColourFromGTKWidget(int& red, int& green, int& blue, // fall through case wxGTK_FG: - col = def->fg; + gdkColor = def->fg[state]; break; case wxGTK_BG: - col = def->bg; + gdkColor = def->bg[state]; break; case wxGTK_BASE: - col = def->base; + gdkColor = def->base[state]; break; } - - red = col[state].red; - green = col[state].green; - blue = col[state].blue; - - ok = TRUE; - } - else - { - ok = FALSE; } - gtk_widget_destroy( widget ); + gtk_object_sink((GtkObject*)widget); return ok; } -wxColour wxSystemSettings::GetSystemColour( int index ) +static void GetTooltipColors() +{ + GtkWidget* widget = gtk_window_new(GTK_WINDOW_POPUP); + const char* name = "gtk-tooltip"; + if (gtk_check_version(2, 11, 0)) + name = "gtk-tooltips"; + gtk_widget_set_name(widget, name); + gtk_widget_ensure_style(widget); + + GdkColor c = widget->style->bg[GTK_STATE_NORMAL]; + gs_objects.m_colTooltip = wxColor(c); + c = widget->style->fg[GTK_STATE_NORMAL]; + gs_objects.m_colTooltipText = wxColor(c); + + gtk_widget_destroy(widget); +} + +wxColour wxSystemSettingsNative::GetColour( wxSystemColour index ) { + wxColor color; + GdkColor gdkColor; 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: case wxSYS_COLOUR_ACTIVEBORDER: case wxSYS_COLOUR_INACTIVEBORDER: case wxSYS_COLOUR_BTNFACE: + case wxSYS_COLOUR_MENUBAR: case wxSYS_COLOUR_3DLIGHT: - if (!g_systemBtnFaceColour) + if (!gs_objects.m_colBtnFace.Ok()) { - int red, green, blue; - if ( !GetColourFromGTKWidget(red, green, blue) ) - { - red = - green = 0; - blue = 0x9c40; - } - - g_systemBtnFaceColour = new wxColour( red >> SHIFT, - green >> SHIFT, - blue >> SHIFT ); + gdkColor.red = + gdkColor.green = 0; + gdkColor.blue = 0x9c40; + GetColourFromGTKWidget(gdkColor); + gs_objects.m_colBtnFace = wxColor(gdkColor); } - return *g_systemBtnFaceColour; + color = gs_objects.m_colBtnFace; + break; case wxSYS_COLOUR_WINDOW: - return *wxWHITE; + if (!gs_objects.m_colWindow.Ok()) + { + gdkColor.red = + gdkColor.green = + gdkColor.blue = 0xFFFF; + GetColourFromGTKWidget(gdkColor, wxGTK_TEXTCTRL, GTK_STATE_NORMAL, wxGTK_BASE); + gs_objects.m_colWindow = wxColor(gdkColor); + } + color = gs_objects.m_colWindow; + break; case wxSYS_COLOUR_3DDKSHADOW: - return *wxBLACK; + color = *wxBLACK; + break; case wxSYS_COLOUR_GRAYTEXT: case wxSYS_COLOUR_BTNSHADOW: //case wxSYS_COLOUR_3DSHADOW: - if (!g_systemBtnShadowColour) + if (!gs_objects.m_colBtnShadow.Ok()) { - wxColour faceColour(GetSystemColour(wxSYS_COLOUR_3DFACE)); - g_systemBtnShadowColour = - new wxColour((unsigned char) (faceColour.Red() * 0.666), - (unsigned char) (faceColour.Green() * 0.666), - (unsigned char) (faceColour.Blue() * 0.666)); + wxColour faceColour(GetColour(wxSYS_COLOUR_3DFACE)); + gs_objects.m_colBtnShadow = + wxColour((unsigned char) (faceColour.Red() * 2 / 3), + (unsigned char) (faceColour.Green() * 2 / 3), + (unsigned char) (faceColour.Blue() * 2 / 3)); } - - return *g_systemBtnShadowColour; + color = gs_objects.m_colBtnShadow; + break; case wxSYS_COLOUR_3DHIGHLIGHT: //case wxSYS_COLOUR_BTNHIGHLIGHT: - return * wxWHITE; -/* I think this should normally be white (JACS 8/2000) - - Hmm, I'm quite sure it shouldn't ... (VZ 20.08.01) - if (!g_systemBtnHighlightColour) - { - g_systemBtnHighlightColour = - new wxColour( 0xea60 >> SHIFT, - 0xea60 >> SHIFT, - 0xea60 >> SHIFT ); - } - return *g_systemBtnHighlightColour; -*/ + color = *wxWHITE; + break; case wxSYS_COLOUR_HIGHLIGHT: - if (!g_systemHighlightColour) + if (!gs_objects.m_colHighlight.Ok()) { - int red, green, blue; - if ( !GetColourFromGTKWidget(red, green, blue, - wxGTK_BUTTON, - GTK_STATE_SELECTED) ) - { - red = - green = 0; - blue = 0x9c40; - } - - g_systemHighlightColour = new wxColour( red >> SHIFT, - green >> SHIFT, - blue >> SHIFT ); + gdkColor.red = + gdkColor.green = 0; + gdkColor.blue = 0x9c40; + GetColourFromGTKWidget( + gdkColor, wxGTK_BUTTON, GTK_STATE_SELECTED); + gs_objects.m_colHighlight = wxColour(gdkColor); } - return *g_systemHighlightColour; + color = gs_objects.m_colHighlight; + break; case wxSYS_COLOUR_LISTBOX: - if (!g_systemListBoxColour) + if (!gs_objects.m_colListBox.Ok()) { - int red, green, blue; - if ( GetColourFromGTKWidget(red, green, blue, + if ( GetColourFromGTKWidget(gdkColor, wxGTK_LIST, GTK_STATE_NORMAL, wxGTK_BASE) ) { - g_systemListBoxColour = new wxColour( red >> SHIFT, - green >> SHIFT, - blue >> SHIFT ); + gs_objects.m_colListBox = wxColour(gdkColor); } else { - g_systemListBoxColour = new wxColour(*wxWHITE); + gs_objects.m_colListBox = *wxWHITE; } } - return *g_systemListBoxColour; + color = gs_objects.m_colListBox; + break; case wxSYS_COLOUR_MENUTEXT: case wxSYS_COLOUR_WINDOWTEXT: case wxSYS_COLOUR_CAPTIONTEXT: case wxSYS_COLOUR_INACTIVECAPTIONTEXT: case wxSYS_COLOUR_BTNTEXT: - case wxSYS_COLOUR_INFOTEXT: - if (!g_systemBtnTextColour) + if (!gs_objects.m_colBtnText.Ok()) { - int red, green, blue; - if ( !GetColourFromGTKWidget(red, green, blue, - wxGTK_BUTTON, - GTK_STATE_NORMAL, - wxGTK_FG) ) - { - red = - green = - blue = 0; - } + gdkColor.red = + gdkColor.green = + gdkColor.blue = 0; + GetColourFromGTKWidget( + gdkColor, wxGTK_BUTTON, GTK_STATE_NORMAL, wxGTK_FG); + gs_objects.m_colBtnText = wxColour(gdkColor); + } + color = gs_objects.m_colBtnText; + break; - g_systemBtnTextColour = new wxColour( red >> SHIFT, - green >> SHIFT, - blue >> SHIFT ); + case wxSYS_COLOUR_INFOBK: + if (!gs_objects.m_colTooltip.Ok()) { + GetTooltipColors(); } - return *g_systemBtnTextColour; + color = gs_objects.m_colTooltip; + break; + + case wxSYS_COLOUR_INFOTEXT: + if (!gs_objects.m_colTooltipText.Ok()) { + GetTooltipColors(); + } + color = gs_objects.m_colTooltipText; + break; case wxSYS_COLOUR_HIGHLIGHTTEXT: - if (!g_systemHighlightTextColour) + if (!gs_objects.m_colHighlightText.Ok()) { - wxColour hclr = GetSystemColour(wxSYS_COLOUR_HIGHLIGHT); + wxColour hclr = GetColour(wxSYS_COLOUR_HIGHLIGHT); if (hclr.Red() > 200 && hclr.Green() > 200 && hclr.Blue() > 200) - g_systemHighlightTextColour = new wxColour(*wxBLACK); + gs_objects.m_colHighlightText = *wxBLACK; else - g_systemHighlightTextColour = new wxColour(*wxWHITE); + gs_objects.m_colHighlightText = *wxWHITE; } - return *g_systemHighlightTextColour; + color = gs_objects.m_colHighlightText; + break; - case wxSYS_COLOUR_INFOBK: case wxSYS_COLOUR_APPWORKSPACE: - return *wxWHITE; // ? - } + color = *wxWHITE; // ? + break; + + case wxSYS_COLOUR_ACTIVECAPTION: + case wxSYS_COLOUR_MENUHILIGHT: + if (!gs_objects.m_colMenuItemHighlight.Ok()) + { + gdkColor.red = + gdkColor.green = + gdkColor.blue = 0; + GetColourFromGTKWidget( + gdkColor, wxGTK_MENUITEM, GTK_STATE_SELECTED, wxGTK_BG); + gs_objects.m_colMenuItemHighlight = wxColour(gdkColor); + } + color = gs_objects.m_colMenuItemHighlight; + break; - return *wxWHITE; + case wxSYS_COLOUR_HOTLIGHT: + case wxSYS_COLOUR_GRADIENTACTIVECAPTION: + case wxSYS_COLOUR_GRADIENTINACTIVECAPTION: + // TODO + color = *wxBLACK; + break; + + case wxSYS_COLOUR_MAX: + default: + wxFAIL_MSG( _T("unknown system colour index") ); + color = *wxWHITE; + break; + } + + return color; } -wxFont wxSystemSettings::GetSystemFont( int index ) +wxFont wxSystemSettingsNative::GetFont( wxSystemFont index ) { + wxFont font; switch (index) { case wxSYS_OEM_FIXED_FONT: case wxSYS_ANSI_FIXED_FONT: case wxSYS_SYSTEM_FIXED_FONT: - { - return *wxNORMAL_FONT; - } + font = *wxNORMAL_FONT; + break; + case wxSYS_ANSI_VAR_FONT: case wxSYS_SYSTEM_FONT: case wxSYS_DEVICE_DEFAULT_FONT: case wxSYS_DEFAULT_GUI_FONT: - { - if (!g_systemFont) + if (!gs_objects.m_fontSystem.Ok()) { -#if 0 - GdkFont *gdk_font = GtkGetDefaultGuiFont(); - if (gdk_font) + GtkWidget *widget = gtk_button_new(); + GtkStyle *def = gtk_rc_get_style( widget ); + if ( !def || !def->font_desc ) + def = gtk_widget_get_default_style(); + if ( def && def->font_desc ) { - GSList *font_list = ((GdkFontPrivate*)gdk_font)->names; - char *name = (char*)font_list->data; - wxString font_string( name ); - wxFontData font_data; - g_systemFont = new wxFont( font_string, font_data ); + wxNativeFontInfo info; + info.description = + pango_font_description_copy(def->font_desc); + gs_objects.m_fontSystem = wxFont(info); } - gtk_widget_destroy( widget ); -#endif + else + { + GtkSettings *settings = gtk_settings_get_default(); + gchar *font_name = NULL; + g_object_get ( settings, + "gtk-font-name", + &font_name, + NULL); + if (!font_name) + gs_objects.m_fontSystem = wxFont( 12, wxSWISS, wxNORMAL, wxNORMAL ); + else + gs_objects.m_fontSystem = wxFont(wxString::FromAscii(font_name)); + g_free (font_name); + } + gtk_object_sink((GtkObject*)widget); + } + font = gs_objects.m_fontSystem; + break; - g_systemFont = new wxFont( 12, wxSWISS, wxNORMAL, wxNORMAL ); + default: + break; + } + return font; +} +static bool GetFrameExtents(GdkWindow* window, int* left, int* right, int* top, int* bottom) +{ + bool success = false; + Atom property = 0; + if (gdk_x11_screen_supports_net_wm_hint( + gdk_drawable_get_screen(window), + gdk_atom_intern("_NET_FRAME_EXTENTS", false))) + { + success = true; + property = gdk_x11_get_xatom_by_name_for_display( + gdk_drawable_get_display(window), + "_NET_FRAME_EXTENTS"); + } + + if (success) + { + Atom type; + int format; + gulong nitems, bytes_after; + long* data = NULL; + success = XGetWindowProperty( + gdk_x11_drawable_get_xdisplay(window), + gdk_x11_drawable_get_xid(window), + property, + 0, 4, + false, + XA_CARDINAL, + &type, &format, &nitems, &bytes_after, (guchar**)&data + ) == Success; + if (success) + { + success = data && nitems == 4; + if (success) + { + if (left) *left = int(data[0]); + if (right) *right = int(data[1]); + if (top) *top = int(data[2]); + if (bottom) *bottom = int(data[3]); } - return *g_systemFont; + if (data) + XFree(data); } } + return success; +} - return wxNullFont; +// helper: return the GtkSettings either for the screen the current window is +// on or for the default screen if window is NULL +static GtkSettings *GetSettingsForWindowScreen(GdkWindow *window) +{ + return window ? gtk_settings_get_for_screen(gdk_drawable_get_screen(window)) + : gtk_settings_get_default(); } -int wxSystemSettings::GetSystemMetric( int index ) +int wxSystemSettingsNative::GetMetric( wxSystemMetric index, wxWindow* win ) { + 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 + { + // 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. + int right, bottom; + if (GetFrameExtents(window, NULL, &right, NULL, &bottom)) + { + switch (index) + { + case wxSYS_BORDER_X: + case wxSYS_EDGE_X: + case wxSYS_FRAMESIZE_X: + return right; // width of right extent + default: + return bottom; // height of bottom extent + } + } + } + } + + return -1; // no window specified + + case wxSYS_CURSOR_X: + case wxSYS_CURSOR_Y: + return gdk_display_get_default_cursor_size( + window ? gdk_drawable_get_display(window) + : gdk_display_get_default()); + + case wxSYS_DCLICK_X: + case wxSYS_DCLICK_Y: + gint dclick_distance; + g_object_get(GetSettingsForWindowScreen(window), + "gtk-double-click-distance", &dclick_distance, NULL); + + return dclick_distance * 2; + + case wxSYS_DCLICK_MSEC: + gint dclick; + g_object_get(GetSettingsForWindowScreen(window), + "gtk-double-click-time", &dclick, NULL); + return dclick; + + case wxSYS_DRAG_X: + case wxSYS_DRAG_Y: + gint drag_threshold; + g_object_get(GetSettingsForWindowScreen(window), + "gtk-dnd-drag-threshold", &drag_threshold, NULL); + + // The correct thing here would be to double the value + // since that is what the API wants. But the values + // are much bigger under GNOME than under Windows and + // just seem to much in many cases to be useful. + // drag_threshold *= 2; + + return drag_threshold; + + case wxSYS_ICON_X: + case wxSYS_ICON_Y: + return 32; + + case wxSYS_SCREEN_X: + if (window) + return gdk_screen_get_width(gdk_drawable_get_screen(window)); + else + return gdk_screen_width(); + + case wxSYS_SCREEN_Y: + if (window) + return gdk_screen_get_height(gdk_drawable_get_screen(window)); + else + return gdk_screen_height(); + + case wxSYS_HSCROLL_Y: + 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; + + 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. + { + int top; + if (GetFrameExtents(window, NULL, NULL, &top, NULL)) + { + return top; // top frame extent + } + } - wxCHECK_MSG( index, 0, wxT("wxSystemSettings::GetSystemMetric not fully implemented") ); + // Try a default approach without a window pointer, if possible + // ... - return 0; + 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 + } } -bool wxSystemSettings::GetCapability(int index) +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; + return false; } }