// Name: gtk/settings.cpp
// Purpose:
// Author: Robert Roebling
+// Modified by: Mart Raudsepp (GetMetric)
// Id: $Id$
// Copyright: (c) 1998 Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
#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/module.h"
#include "wx/cmndata.h"
#include "wx/fontutil.h"
+#include "wx/toplevel.h"
#include <gdk/gdk.h>
+#include <gdk/gdkx.h>
#include <gdk/gdkprivate.h>
#include <gtk/gtk.h>
-#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;
+#include <X11/Xatom.h>
-wxFont *g_systemFont = (wxFont *) NULL;
+#define SHIFT (8*(sizeof(short int)-sizeof(char)))
// ----------------------------------------------------------------------------
-// wxSystemSettingsModule
+// wxSystemObjects
// ----------------------------------------------------------------------------
-class wxSystemSettingsModule : public wxModule
+struct wxSystemObjects
{
-public:
- bool OnInit() { return TRUE; }
- void OnExit()
- {
- //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;
- }
- DECLARE_DYNAMIC_CLASS(wxSystemSettingsModule)
+ wxColour m_colBtnFace,
+ m_colBtnShadow,
+ m_colBtnHighlight,
+ m_colHighlight,
+ m_colHighlightText,
+ m_colListBox,
+ m_colBtnText,
+ m_colMenuItemHighlight;
+
+ wxFont m_fontSystem;
};
-IMPLEMENT_DYNAMIC_CLASS(wxSystemSettingsModule, wxModule)
+static wxSystemObjects gs_objects;
// ----------------------------------------------------------------------------
// wxSystemSettings implementation
enum wxGtkWidgetType
{
wxGTK_BUTTON,
- wxGTK_LIST
+ wxGTK_LIST,
+ wxGTK_MENUITEM
};
// the colour we need
case wxGTK_LIST:
widget = gtk_list_new();
+
+ case wxGTK_MENUITEM:
+ widget = gtk_menu_item_new();
}
GtkStyle *def = gtk_rc_get_style( widget );
{
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_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) )
blue = 0x9c40;
}
- g_systemBtnFaceColour = new wxColour( red >> SHIFT,
- green >> SHIFT,
- blue >> SHIFT );
+ gs_objects.m_colBtnFace = wxColour( red >> SHIFT,
+ green >> SHIFT,
+ blue >> SHIFT );
}
- return *g_systemBtnFaceColour;
+ return gs_objects.m_colBtnFace;
case wxSYS_COLOUR_WINDOW:
return *wxWHITE;
case wxSYS_COLOUR_GRAYTEXT:
case wxSYS_COLOUR_BTNSHADOW:
//case wxSYS_COLOUR_3DSHADOW:
- if (!g_systemBtnShadowColour)
+ if (!gs_objects.m_colBtnShadow.Ok())
{
wxColour faceColour(GetColour(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));
+ gs_objects.m_colBtnShadow =
+ wxColour((unsigned char) (faceColour.Red() * 0.666),
+ (unsigned char) (faceColour.Green() * 0.666),
+ (unsigned char) (faceColour.Blue() * 0.666));
}
- return *g_systemBtnShadowColour;
+ return gs_objects.m_colBtnShadow;
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;
-*/
case wxSYS_COLOUR_HIGHLIGHT:
- if (!g_systemHighlightColour)
+ if (!gs_objects.m_colHighlight.Ok())
{
int red, green, blue;
if ( !GetColourFromGTKWidget(red, green, blue,
blue = 0x9c40;
}
- g_systemHighlightColour = new wxColour( red >> SHIFT,
+ gs_objects.m_colHighlight = wxColour( red >> SHIFT,
green >> SHIFT,
blue >> SHIFT );
}
- return *g_systemHighlightColour;
+ return gs_objects.m_colHighlight;
case wxSYS_COLOUR_LISTBOX:
- if (!g_systemListBoxColour)
+ if (!gs_objects.m_colListBox.Ok())
{
int red, green, blue;
if ( GetColourFromGTKWidget(red, green, blue,
GTK_STATE_NORMAL,
wxGTK_BASE) )
{
- g_systemListBoxColour = new wxColour( red >> SHIFT,
+ gs_objects.m_colListBox = wxColour( red >> SHIFT,
green >> SHIFT,
blue >> SHIFT );
}
else
{
- g_systemListBoxColour = new wxColour(*wxWHITE);
+ gs_objects.m_colListBox = wxColour(*wxWHITE);
}
}
- return *g_systemListBoxColour;
+ return gs_objects.m_colListBox;
case wxSYS_COLOUR_MENUTEXT:
case wxSYS_COLOUR_WINDOWTEXT:
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,
blue = 0;
}
- g_systemBtnTextColour = new wxColour( red >> SHIFT,
+ gs_objects.m_colBtnText = wxColour( red >> SHIFT,
green >> SHIFT,
blue >> SHIFT );
}
- return *g_systemBtnTextColour;
+ 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
return wxColour(255, 255, 225);
case wxSYS_COLOUR_HIGHLIGHTTEXT:
- if (!g_systemHighlightTextColour)
+ if (!gs_objects.m_colHighlightText.Ok())
{
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 = wxColour(*wxBLACK);
else
- g_systemHighlightTextColour = new wxColour(*wxWHITE);
+ gs_objects.m_colHighlightText = wxColour(*wxWHITE);
}
- return *g_systemHighlightTextColour;
+ 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:
- case wxSYS_COLOUR_MENUHILIGHT:
// TODO
return *wxBLACK;
case wxSYS_DEVICE_DEFAULT_FONT:
case wxSYS_DEFAULT_GUI_FONT:
{
- if (!g_systemFont)
+ if (!gs_objects.m_fontSystem.Ok())
{
#ifdef __WXGTK20__
- const gchar *font_name = _gtk_rc_context_get_default_font_name (gtk_settings_get_default ());
- g_systemFont = new wxFont( wxString::FromAscii( font_name ) );
+ 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 );
#else
- g_systemFont = new wxFont( 12, wxSWISS, wxNORMAL, wxNORMAL );
+ gs_objects.m_fontSystem = wxFont( 12, wxSWISS, wxNORMAL, wxNORMAL );
#endif
}
- return *g_systemFont;
+ return gs_objects.m_fontSystem;
}
default:
}
}
-int wxSystemSettingsNative::GetMetric( wxSystemMetric index )
+int wxSystemSettingsNative::GetMetric( wxSystemMetric index, wxWindow* win )
{
+#ifdef __WXGTK20__
+ guchar *data = NULL;
+ GdkWindow *window = NULL;
+ if(win && GTK_WIDGET_REALIZED(win->GetHandle()))
+ window = win->GetHandle()->window;
+#endif
+
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;
+ gulong bytes_after;
+
+ if (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)
+ {
+ 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;
+
+#ifdef __WXGTK20__
+ 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;
+#endif // gtk2
+
+#ifdef __WXGTK20__
+ 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;
+#endif
- // 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;
+
+// a gtk1 implementation should be possible too if gtk2 efficiency/convenience functions aren't used
+#ifdef __WXGTK20__
+ 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;
+ gulong bytes_after;
+
+ if (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)
+ {
+ 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;
+#endif // gtk2
+
+ case wxSYS_PENWINDOWS_PRESENT:
+ // No MS Windows for Pen computing extension available in X11 based gtk+.
return 0;
+
+ default:
+ return -1; // metric is unknown
}
}
projects / wxWidgets.git / blobdiff