/////////////////////////////////////////////////////////////////////////////
-// Name: settings.cpp
+// Name: src/gtk/settings.cpp
// Purpose:
// Author: Robert Roebling
-// Created: 01/02/97
-// Id:
-// Copyright: (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
-// Licence: wxWindows licence
+// Modified by: Mart Raudsepp (GetMetric)
+// Id: $Id$
+// Copyright: (c) 1998 Robert Roebling
+// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
-#ifdef __GNUG__
-#pragma implementation "settings.h"
+#include "wx/settings.h"
+
+#ifndef WX_PRECOMP
+ #include "wx/cmndata.h"
+ #include "wx/toplevel.h"
#endif
-#include "wx/settings.h"
+#include "wx/fontutil.h"
-/*
-#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
-*/
+// Using gtk_list_new, which is deprecated since GTK2
+// Using gtk_object_sink, which is deprecated since GTK+-2.9.0
+#ifdef GTK_DISABLE_DEPRECATED
+#undef GTK_DISABLE_DEPRECATED
+#endif
+
+#include <gdk/gdk.h>
+#include <gdk/gdkx.h>
+#include <gdk/gdkprivate.h>
+#include <gtk/gtk.h>
+
+#include <X11/Xatom.h>
#define SHIFT (8*(sizeof(short int)-sizeof(char)))
-wxColour *g_systemBtnFaceColour = NULL;
-wxColour *g_systemBtnShadowColour = NULL;
-wxColour *g_systemBtnHighlightColour = NULL;
-wxColour *g_systemHighlightColour = NULL;
+// ----------------------------------------------------------------------------
+// wxSystemObjects
+// ----------------------------------------------------------------------------
+
+struct wxSystemObjects
+{
+ wxColour m_colBtnFace,
+ m_colBtnShadow,
+ m_colBtnHighlight,
+ m_colHighlight,
+ m_colHighlightText,
+ m_colListBox,
+ m_colBtnText,
+ m_colMenuItemHighlight,
+ m_colTooltip,
+ m_colTooltipText;
-wxFont *g_systemFont = NULL;
+ wxFont m_fontSystem;
+};
-void wxSystemSettings::Done() {
- wxDELETE(g_systemBtnFaceColour);
- wxDELETE(g_systemBtnShadowColour);
- wxDELETE(g_systemBtnHighlightColour);
- wxDELETE(g_systemHighlightColour);
- wxDELETE(g_systemFont);
-}
+static wxSystemObjects gs_objects;
-wxColour wxSystemSettings::GetSystemColour( int index )
+// ----------------------------------------------------------------------------
+// wxSystemSettings implementation
+// ----------------------------------------------------------------------------
+
+// kind of widget to use in GetColourFromGTKWidget
+enum wxGtkWidgetType
{
- 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_WINDOW:
- case wxSYS_COLOUR_WINDOWFRAME:
- case wxSYS_COLOUR_ACTIVEBORDER:
- case wxSYS_COLOUR_INACTIVEBORDER:
- case wxSYS_COLOUR_BTNFACE:
- {
- GtkStyle *style = gtk_widget_get_default_style();
- if (!g_systemBtnFaceColour)
- {
- g_systemBtnFaceColour =
- new wxColour( style->bg[0].red >> SHIFT,
- style->bg[0].green >> SHIFT,
- style->bg[0].blue >> SHIFT );
- }
- return *g_systemBtnFaceColour;
- }
- case wxSYS_COLOUR_BTNSHADOW:
- {
- GtkStyle *style = gtk_widget_get_default_style();
- if (!g_systemBtnShadowColour)
- {
- g_systemBtnShadowColour =
- new wxColour( style->dark[0].red >> SHIFT,
- style->dark[0].green >> SHIFT,
- style->dark[0].blue >> SHIFT );
- }
- return *g_systemBtnShadowColour;
- }
- case wxSYS_COLOUR_GRAYTEXT:
- case wxSYS_COLOUR_BTNHIGHLIGHT:
- {
- GtkStyle *style = gtk_widget_get_default_style();
- if (!g_systemBtnHighlightColour)
- {
- g_systemBtnHighlightColour =
- new wxColour( style->light[0].red >> SHIFT,
- style->light[0].green >> SHIFT,
- style->light[0].blue >> SHIFT );
- }
- return *g_systemBtnHighlightColour;
- }
- case wxSYS_COLOUR_HIGHLIGHT:
+ wxGTK_BUTTON,
+ wxGTK_LIST,
+ wxGTK_MENUITEM
+};
+
+// the colour we need
+enum wxGtkColourType
+{
+ wxGTK_FG,
+ wxGTK_BG,
+ wxGTK_BASE
+};
+
+// wxSystemSettings::GetColour() 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,
+ wxGtkWidgetType type = wxGTK_BUTTON,
+ GtkStateType state = GTK_STATE_NORMAL,
+ wxGtkColourType colour = wxGTK_BG)
+{
+ GtkWidget *widget;
+ switch ( type )
{
- GtkStyle *style = gtk_widget_get_default_style();
- if (!g_systemHighlightColour)
- {
- g_systemHighlightColour =
- new wxColour( style->bg[GTK_STATE_SELECTED].red >> SHIFT,
- style->bg[GTK_STATE_SELECTED].green >> SHIFT,
- style->bg[GTK_STATE_SELECTED].blue >> SHIFT );
- }
- return *g_systemHighlightColour;
+ default:
+ wxFAIL_MSG( _T("unexpected GTK widget type") );
+ // fall through
+
+ case wxGTK_BUTTON:
+ widget = gtk_button_new();
+ break;
+
+ case wxGTK_LIST:
+ widget = gtk_list_new();
+ break;
+
+ case wxGTK_MENUITEM:
+ widget = gtk_menu_item_new();
}
- case wxSYS_COLOUR_MENUTEXT:
- case wxSYS_COLOUR_WINDOWTEXT:
- case wxSYS_COLOUR_CAPTIONTEXT:
- case wxSYS_COLOUR_INACTIVECAPTIONTEXT:
- case wxSYS_COLOUR_INFOTEXT:
+
+ GtkStyle *def = gtk_rc_get_style( widget );
+ if ( !def )
+ def = gtk_widget_get_default_style();
+
+ bool ok;
+ if ( def )
{
- return *wxBLACK;
+ GdkColor *col;
+ switch ( colour )
+ {
+ default:
+ wxFAIL_MSG( _T("unexpected GTK colour type") );
+ // fall through
+
+ case wxGTK_FG:
+ col = def->fg;
+ break;
+
+ case wxGTK_BG:
+ col = def->bg;
+ break;
+
+ case wxGTK_BASE:
+ col = def->base;
+ break;
+ }
+
+ red = col[state].red;
+ green = col[state].green;
+ blue = col[state].blue;
+
+ ok = true;
}
- case wxSYS_COLOUR_HIGHLIGHTTEXT:
+ else
{
- return *wxWHITE;
+ ok = false;
}
- case wxSYS_COLOUR_INFOBK:
- case wxSYS_COLOUR_APPWORKSPACE:
+
+ gtk_widget_destroy( widget );
+
+ 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)
{
- return *wxWHITE; // ?
+ case wxSYS_COLOUR_SCROLLBAR:
+ case wxSYS_COLOUR_BACKGROUND:
+ 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 (!gs_objects.m_colBtnFace.Ok())
+ {
+ int red, green, blue;
+ if ( !GetColourFromGTKWidget(red, green, blue) )
+ {
+ red =
+ green = 0;
+ blue = 0x9c40;
+ }
+
+ gs_objects.m_colBtnFace = wxColour( red >> SHIFT,
+ green >> SHIFT,
+ blue >> SHIFT );
+ }
+ return gs_objects.m_colBtnFace;
+
+ case wxSYS_COLOUR_WINDOW:
+ return *wxWHITE;
+
+ case wxSYS_COLOUR_3DDKSHADOW:
+ return *wxBLACK;
+
+ case wxSYS_COLOUR_GRAYTEXT:
+ case wxSYS_COLOUR_BTNSHADOW:
+ //case wxSYS_COLOUR_3DSHADOW:
+ if (!gs_objects.m_colBtnShadow.Ok())
+ {
+ wxColour faceColour(GetColour(wxSYS_COLOUR_3DFACE));
+ gs_objects.m_colBtnShadow =
+ wxColour((unsigned char) (faceColour.Red() * 0.666),
+ (unsigned char) (faceColour.Green() * 0.666),
+ (unsigned char) (faceColour.Blue() * 0.666));
+ }
+
+ return gs_objects.m_colBtnShadow;
+
+ case wxSYS_COLOUR_3DHIGHLIGHT:
+ //case wxSYS_COLOUR_BTNHIGHLIGHT:
+ return * wxWHITE;
+
+ case wxSYS_COLOUR_HIGHLIGHT:
+ 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;
+ }
+
+ gs_objects.m_colHighlight = wxColour( red >> SHIFT,
+ green >> SHIFT,
+ blue >> SHIFT );
+ }
+ return gs_objects.m_colHighlight;
+
+ case wxSYS_COLOUR_LISTBOX:
+ if (!gs_objects.m_colListBox.Ok())
+ {
+ int red, green, blue;
+ if ( GetColourFromGTKWidget(red, green, blue,
+ wxGTK_LIST,
+ GTK_STATE_NORMAL,
+ wxGTK_BASE) )
+ {
+ gs_objects.m_colListBox = wxColour( red >> SHIFT,
+ green >> SHIFT,
+ blue >> SHIFT );
+ }
+ else
+ {
+ gs_objects.m_colListBox = wxColour(*wxWHITE);
+ }
+ }
+ return gs_objects.m_colListBox;
+
+ case wxSYS_COLOUR_MENUTEXT:
+ case wxSYS_COLOUR_WINDOWTEXT:
+ case wxSYS_COLOUR_CAPTIONTEXT:
+ case wxSYS_COLOUR_INACTIVECAPTIONTEXT:
+ case wxSYS_COLOUR_BTNTEXT:
+ 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;
+ }
+
+ gs_objects.m_colBtnText = wxColour( red >> SHIFT,
+ green >> SHIFT,
+ blue >> SHIFT );
+ }
+ return gs_objects.m_colBtnText;
+
+ case wxSYS_COLOUR_INFOBK:
+ 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())
+ {
+ wxColour hclr = GetColour(wxSYS_COLOUR_HIGHLIGHT);
+ if (hclr.Red() > 200 && hclr.Green() > 200 && hclr.Blue() > 200)
+ gs_objects.m_colHighlightText = wxColour(*wxBLACK);
+ else
+ gs_objects.m_colHighlightText = wxColour(*wxWHITE);
+ }
+ return gs_objects.m_colHighlightText;
+
+ 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:
+ // TODO
+ return *wxBLACK;
+
+ case wxSYS_COLOUR_MAX:
+ default:
+ wxFAIL_MSG( _T("unknown system colour index") );
}
- }
- return *wxWHITE;
+
+ return *wxWHITE;
}
-wxFont wxSystemSettings::GetSystemFont( int index )
+wxFont wxSystemSettingsNative::GetFont( wxSystemFont index )
{
- switch (index)
- {
- case wxSYS_OEM_FIXED_FONT:
- case wxSYS_ANSI_FIXED_FONT:
- case wxSYS_SYSTEM_FIXED_FONT:
+ switch (index)
{
- return *wxNORMAL_FONT;
+ case wxSYS_OEM_FIXED_FONT:
+ case wxSYS_ANSI_FIXED_FONT:
+ case wxSYS_SYSTEM_FIXED_FONT:
+ {
+ return *wxNORMAL_FONT;
+ }
+ case wxSYS_ANSI_VAR_FONT:
+ case wxSYS_SYSTEM_FONT:
+ case wxSYS_DEVICE_DEFAULT_FONT:
+ case wxSYS_DEFAULT_GUI_FONT:
+ {
+ if (!gs_objects.m_fontSystem.Ok())
+ {
+ 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 )
+ {
+ 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",
+ &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_widget_destroy( widget );
+ }
+ return gs_objects.m_fontSystem;
+ }
+
+ default:
+ return wxNullFont;
}
- case wxSYS_ANSI_VAR_FONT:
- case wxSYS_SYSTEM_FONT:
- case wxSYS_DEVICE_DEFAULT_FONT:
- case wxSYS_DEFAULT_GUI_FONT:
+}
+
+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)
{
- if (!g_systemFont)
- g_systemFont = new wxFont( "-adobe-helvetica-medium-r-normal--*-120-*-*-*-*-*-*" );
- return *g_systemFont;
- }
- }
+ 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 wxNullFont;
+ return drag_threshold * 2;
+
+ // MBN: ditto for icons
+ case wxSYS_ICON_X: return 32;
+ case wxSYS_ICON_Y: return 32;
+
+ case wxSYS_SCREEN_X:
+#if 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 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
+ }
}
-int wxSystemSettings::GetSystemMetric( int index )
+bool wxSystemSettingsNative::HasFeature(wxSystemFeature index)
{
- switch (index)
- {
- case wxSYS_SCREEN_X:
- return gdk_screen_width();
- case wxSYS_SCREEN_Y:
- return gdk_screen_height();
- }
- return 0;
-}
\ No newline at end of file
+ switch (index)
+ {
+ case wxSYS_CAN_ICONIZE_FRAME:
+ return false;
+
+ case wxSYS_CAN_DRAW_FRAME_DECORATIONS:
+ return true;
+
+ default:
+ return false;
+ }
+}
projects / wxWidgets.git / blobdiff