/////////////////////////////////////////////////////////////////////////////
-// 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/module.h"
-#include "wx/cmndata.h"
-#include <gdk/gdk.h>
-#include <gdk/gdkprivate.h>
-#include <gtk/gtk.h>
+#ifndef WX_PRECOMP
+ #include "wx/cmndata.h"
+ #include "wx/toplevel.h"
+#endif
-#define SHIFT (8*(sizeof(short int)-sizeof(char)))
+#include "wx/fontutil.h"
-//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 <gtk/gtkversion.h>
+#if GTK_CHECK_VERSION(2, 9, 0)
+ // gtk_object_sink
+ #undef GTK_DISABLE_DEPRECATED
+#endif
+#include <gtk/gtk.h>
-wxFont *g_systemFont = (wxFont *) NULL;
+bool wxGetFrameExtents(GdkWindow* window, int* left, int* right, int* top, int* bottom);
// ----------------------------------------------------------------------------
-// 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_colWindow,
+ m_colWindowText,
+ m_colBtnText,
+ m_colMenuItemHighlight,
+ m_colTooltip,
+ m_colTooltipText,
+ m_colMenubarBg;
+
+ wxFont m_fontSystem;
};
-IMPLEMENT_DYNAMIC_CLASS(wxSystemSettingsModule, wxModule)
+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_colMenubarBg = wxColour();
+ gs_objects.m_fontSystem = wxNullFont;
+}
// ----------------------------------------------------------------------------
// wxSystemSettings implementation
enum wxGtkWidgetType
{
wxGTK_BUTTON,
- wxGTK_LIST
+ wxGTK_LIST,
+ wxGTK_MENUITEM,
+ wxGTK_TEXTCTRL,
+ wxGTK_MENUBAR,
};
// the colour we need
};
// 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,
+// 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)
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();
+ break;
+
+ case wxGTK_MENUBAR:
+ widget = gtk_menu_bar_new();
+ break;
}
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:
// 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;
}
+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_MENUBAR:
+ if (!gs_objects.m_colMenubarBg.Ok())
+ {
+ gdkColor.red =
+ gdkColor.green = 0;
+ gdkColor.blue = 0x9c40;
+ GetColourFromGTKWidget(gdkColor,wxGTK_MENUBAR);
+ gs_objects.m_colMenubarBg = wxColor(gdkColor);
+ }
+ color = gs_objects.m_colMenubarBg;
+ 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(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() * 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;
- }
-
- g_systemBtnTextColour = new wxColour( red >> SHIFT,
- green >> SHIFT,
- blue >> SHIFT );
+ gdkColor.red =
+ gdkColor.green =
+ gdkColor.blue = 0;
+ GetColourFromGTKWidget(
+ gdkColor, wxGTK_BUTTON, GTK_STATE_NORMAL, wxGTK_FG);
+ gs_objects.m_colBtnText = wxColour(gdkColor);
}
- return *g_systemBtnTextColour;
+ color = gs_objects.m_colBtnText;
+ break;
- // 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();
+ }
+ 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 = GetColour(wxSYS_COLOUR_HIGHLIGHT);
- if (hclr.Red() > 200 && hclr.Green() > 200 && hclr.Blue() > 200)
- g_systemHighlightTextColour = new wxColour(*wxBLACK);
- else
- g_systemHighlightTextColour = new wxColour(*wxWHITE);
+ gdkColor.red =
+ gdkColor.green =
+ gdkColor.blue = 0;
+ GetColourFromGTKWidget(
+ gdkColor, wxGTK_BUTTON, GTK_STATE_SELECTED, wxGTK_FG);
+ gs_objects.m_colHighlightText = wxColour(gdkColor);
}
- return *g_systemHighlightTextColour;
+ color = gs_objects.m_colHighlightText;
+ break;
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;
case wxSYS_COLOUR_HOTLIGHT:
case wxSYS_COLOUR_GRADIENTACTIVECAPTION:
case wxSYS_COLOUR_GRADIENTINACTIVECAPTION:
- case wxSYS_COLOUR_MENUHILIGHT:
// TODO
- return *wxBLACK;
+ color = *wxBLACK;
+ break;
case wxSYS_COLOUR_MAX:
default:
wxFAIL_MSG( _T("unknown system colour index") );
- }
+ color = *wxWHITE;
+ break;
+ }
- return *wxWHITE;
+ return color;
}
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())
{
- g_systemFont = new wxFont( 12, wxSWISS, wxNORMAL, wxNORMAL );
-
+ 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_object_sink((GtkObject*)widget);
}
- return *g_systemFont;
- }
+ font = gs_objects.m_fontSystem;
+ break;
default:
- return wxNullFont;
+ break;
}
+ return font;
+}
+
+// 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 wxSystemSettingsNative::GetMetric( wxSystemMetric 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 (wxGetFrameExtents(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 (wxGetFrameExtents(window, NULL, NULL, &top, NULL))
+ {
+ return top; // top frame extent
+ }
+ }
+
+ // Try a default approach without a window pointer, if possible
+ // ...
- // VZ: is there any way to get the cursor size with GDK?
- case wxSYS_CURSOR_X: return 16;
- case wxSYS_CURSOR_Y: return 16;
+ return -1;
- default:
- wxFAIL_MSG( wxT("wxSystemSettings::GetMetric not fully implemented") );
+ case wxSYS_PENWINDOWS_PRESENT:
+ // No MS Windows for Pen computing extension available in X11 based gtk+.
return 0;
+
+ default:
+ return -1; // metric is unknown
}
}
{
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;
}
}