/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "qgtkstyle_p.h"
// This file is responsible for resolving all GTK functions we use
// dynamically. This is done to avoid link-time dependancy on GTK
// as well as crashes occurring due to usage of the GTK_QT engines
//
// Additionally we create a map of common GTK widgets that we can pass
// to the GTK theme engine as many engines resort to querying the
// actual widget pointers for details that are not covered by the
// state flags
#include <QtCore/qglobal.h>
#if !defined(QT_NO_STYLE_GTK)
#include <QtCore/QEvent>
#include <QtCore/QFile>
#include <QtCore/QStringList>
#include <QtCore/QTextStream>
#include <QtCore/QHash>
#include <QtCore/QUrl>
#include <QtCore/QLibrary>
#include <private/qapplication_p.h>
#include <private/qiconloader_p.h>
#include <QtGui/QMenu>
#include <QtGui/QStyle>
#include <QtGui/QApplication>
#include <QtGui/QPixmapCache>
#include <QtGui/QStatusBar>
#include <QtGui/QMenuBar>
#include <QtGui/QToolBar>
#include <QtGui/QToolButton>
#include <QtGui/QX11Info>
#include <private/qt_x11_p.h>
QT_BEGIN_NAMESPACE
static bool displayDepth = -1;
Q_GLOBAL_STATIC(QGtkStyleUpdateScheduler, styleScheduler)
Ptr_gtk_container_forall QGtkStylePrivate::gtk_container_forall = 0;
Ptr_gtk_init QGtkStylePrivate::gtk_init = 0;
Ptr_gtk_style_attach QGtkStylePrivate::gtk_style_attach = 0;
Ptr_gtk_window_new QGtkStylePrivate::gtk_window_new = 0;
Ptr_gtk_widget_destroy QGtkStylePrivate::gtk_widget_destroy = 0;
Ptr_gtk_widget_realize QGtkStylePrivate::gtk_widget_realize = 0;
Ptr_gtk_widget_set_default_direction QGtkStylePrivate::gtk_widget_set_default_direction = 0;
Ptr_gtk_widget_modify_color QGtkStylePrivate::gtk_widget_modify_fg = 0;
Ptr_gtk_widget_modify_color QGtkStylePrivate::gtk_widget_modify_bg = 0;
Ptr_gtk_arrow_new QGtkStylePrivate::gtk_arrow_new = 0;
Ptr_gtk_menu_item_new_with_label QGtkStylePrivate::gtk_menu_item_new_with_label = 0;
Ptr_gtk_check_menu_item_new_with_label QGtkStylePrivate::gtk_check_menu_item_new_with_label = 0;
Ptr_gtk_menu_bar_new QGtkStylePrivate::gtk_menu_bar_new = 0;
Ptr_gtk_menu_new QGtkStylePrivate::gtk_menu_new = 0;
Ptr_gtk_button_new QGtkStylePrivate::gtk_button_new = 0;
Ptr_gtk_tool_button_new QGtkStylePrivate::gtk_tool_button_new = 0;
Ptr_gtk_hbutton_box_new QGtkStylePrivate::gtk_hbutton_box_new = 0;
Ptr_gtk_check_button_new QGtkStylePrivate::gtk_check_button_new = 0;
Ptr_gtk_radio_button_new QGtkStylePrivate::gtk_radio_button_new = 0;
Ptr_gtk_spin_button_new QGtkStylePrivate::gtk_spin_button_new = 0;
Ptr_gtk_frame_new QGtkStylePrivate::gtk_frame_new = 0;
Ptr_gtk_expander_new QGtkStylePrivate::gtk_expander_new = 0;
Ptr_gtk_statusbar_new QGtkStylePrivate::gtk_statusbar_new = 0;
Ptr_gtk_entry_new QGtkStylePrivate::gtk_entry_new = 0;
Ptr_gtk_hscale_new QGtkStylePrivate::gtk_hscale_new = 0;
Ptr_gtk_vscale_new QGtkStylePrivate::gtk_vscale_new = 0;
Ptr_gtk_hscrollbar_new QGtkStylePrivate::gtk_hscrollbar_new = 0;
Ptr_gtk_vscrollbar_new QGtkStylePrivate::gtk_vscrollbar_new = 0;
Ptr_gtk_scrolled_window_new QGtkStylePrivate::gtk_scrolled_window_new = 0;
Ptr_gtk_notebook_new QGtkStylePrivate::gtk_notebook_new = 0;
Ptr_gtk_toolbar_new QGtkStylePrivate::gtk_toolbar_new = 0;
Ptr_gtk_toolbar_insert QGtkStylePrivate::gtk_toolbar_insert = 0;
Ptr_gtk_separator_tool_item_new QGtkStylePrivate::gtk_separator_tool_item_new = 0;
Ptr_gtk_tree_view_new QGtkStylePrivate::gtk_tree_view_new = 0;
Ptr_gtk_combo_box_new QGtkStylePrivate::gtk_combo_box_new = 0;
Ptr_gtk_combo_box_entry_new QGtkStylePrivate::gtk_combo_box_entry_new = 0;
Ptr_gtk_progress_bar_new QGtkStylePrivate::gtk_progress_bar_new = 0;
Ptr_gtk_container_add QGtkStylePrivate::gtk_container_add = 0;
Ptr_gtk_menu_shell_append QGtkStylePrivate::gtk_menu_shell_append = 0;
Ptr_gtk_progress_set_adjustment QGtkStylePrivate::gtk_progress_set_adjustment = 0;
Ptr_gtk_range_set_adjustment QGtkStylePrivate::gtk_range_set_adjustment = 0;
Ptr_gtk_range_set_inverted QGtkStylePrivate::gtk_range_set_inverted = 0;
Ptr_gtk_icon_factory_lookup_default QGtkStylePrivate::gtk_icon_factory_lookup_default = 0;
Ptr_gtk_icon_theme_get_default QGtkStylePrivate::gtk_icon_theme_get_default = 0;
Ptr_gtk_widget_style_get QGtkStylePrivate::gtk_widget_style_get = 0;
Ptr_gtk_icon_set_render_icon QGtkStylePrivate::gtk_icon_set_render_icon = 0;
Ptr_gtk_fixed_new QGtkStylePrivate::gtk_fixed_new = 0;
Ptr_gtk_tree_view_column_new QGtkStylePrivate::gtk_tree_view_column_new = 0;
Ptr_gtk_tree_view_get_column QGtkStylePrivate::gtk_tree_view_get_column = 0;
Ptr_gtk_tree_view_append_column QGtkStylePrivate::gtk_tree_view_append_column = 0;
Ptr_gtk_paint_check QGtkStylePrivate::gtk_paint_check = 0;
Ptr_gtk_paint_box QGtkStylePrivate::gtk_paint_box = 0;
Ptr_gtk_paint_box_gap QGtkStylePrivate::gtk_paint_box_gap = 0;
Ptr_gtk_paint_flat_box QGtkStylePrivate::gtk_paint_flat_box = 0;
Ptr_gtk_paint_option QGtkStylePrivate::gtk_paint_option = 0;
Ptr_gtk_paint_extension QGtkStylePrivate::gtk_paint_extension = 0;
Ptr_gtk_paint_slider QGtkStylePrivate::gtk_paint_slider = 0;
Ptr_gtk_paint_shadow QGtkStylePrivate::gtk_paint_shadow = 0;
Ptr_gtk_paint_resize_grip QGtkStylePrivate::gtk_paint_resize_grip = 0;
Ptr_gtk_paint_focus QGtkStylePrivate::gtk_paint_focus = 0;
Ptr_gtk_paint_arrow QGtkStylePrivate::gtk_paint_arrow = 0;
Ptr_gtk_paint_handle QGtkStylePrivate::gtk_paint_handle = 0;
Ptr_gtk_paint_expander QGtkStylePrivate::gtk_paint_expander = 0;
Ptr_gtk_adjustment_new QGtkStylePrivate::gtk_adjustment_new = 0;
Ptr_gtk_paint_hline QGtkStylePrivate::gtk_paint_hline = 0;
Ptr_gtk_paint_vline QGtkStylePrivate::gtk_paint_vline = 0;
Ptr_gtk_menu_item_set_submenu QGtkStylePrivate::gtk_menu_item_set_submenu = 0;
Ptr_gtk_settings_get_default QGtkStylePrivate::gtk_settings_get_default = 0;
Ptr_gtk_separator_menu_item_new QGtkStylePrivate::gtk_separator_menu_item_new = 0;
Ptr_gtk_widget_size_allocate QGtkStylePrivate::gtk_widget_size_allocate = 0;
Ptr_gtk_widget_size_request QGtkStylePrivate::gtk_widget_size_request = 0;
Ptr_gtk_widget_set_direction QGtkStylePrivate::gtk_widget_set_direction = 0;
Ptr_gtk_widget_path QGtkStylePrivate::gtk_widget_path = 0;
Ptr_gtk_container_get_type QGtkStylePrivate::gtk_container_get_type = 0;
Ptr_gtk_window_get_type QGtkStylePrivate::gtk_window_get_type = 0;
Ptr_gtk_widget_get_type QGtkStylePrivate::gtk_widget_get_type = 0;
Ptr_gtk_rc_get_style_by_paths QGtkStylePrivate::gtk_rc_get_style_by_paths = 0;
Ptr_gtk_check_version QGtkStylePrivate::gtk_check_version = 0;
Ptr_gtk_border_free QGtkStylePrivate::gtk_border_free = 0;
Ptr_pango_font_description_get_size QGtkStylePrivate::pango_font_description_get_size = 0;
Ptr_pango_font_description_get_weight QGtkStylePrivate::pango_font_description_get_weight = 0;
Ptr_pango_font_description_get_family QGtkStylePrivate::pango_font_description_get_family = 0;
Ptr_pango_font_description_get_style QGtkStylePrivate::pango_font_description_get_style = 0;
Ptr_gtk_file_filter_new QGtkStylePrivate::gtk_file_filter_new = 0;
Ptr_gtk_file_filter_set_name QGtkStylePrivate::gtk_file_filter_set_name = 0;
Ptr_gtk_file_filter_add_pattern QGtkStylePrivate::gtk_file_filter_add_pattern = 0;
Ptr_gtk_file_chooser_add_filter QGtkStylePrivate::gtk_file_chooser_add_filter = 0;
Ptr_gtk_file_chooser_set_filter QGtkStylePrivate::gtk_file_chooser_set_filter = 0;
Ptr_gtk_file_chooser_get_filter QGtkStylePrivate::gtk_file_chooser_get_filter = 0;
Ptr_gtk_file_chooser_dialog_new QGtkStylePrivate::gtk_file_chooser_dialog_new = 0;
Ptr_gtk_file_chooser_set_current_folder QGtkStylePrivate::gtk_file_chooser_set_current_folder = 0;
Ptr_gtk_file_chooser_get_filename QGtkStylePrivate::gtk_file_chooser_get_filename = 0;
Ptr_gtk_file_chooser_get_filenames QGtkStylePrivate::gtk_file_chooser_get_filenames = 0;
Ptr_gtk_file_chooser_set_current_name QGtkStylePrivate::gtk_file_chooser_set_current_name = 0;
Ptr_gtk_dialog_run QGtkStylePrivate::gtk_dialog_run = 0;
Ptr_gtk_file_chooser_set_filename QGtkStylePrivate::gtk_file_chooser_set_filename = 0;
Ptr_gdk_pixbuf_get_pixels QGtkStylePrivate::gdk_pixbuf_get_pixels = 0;
Ptr_gdk_pixbuf_get_width QGtkStylePrivate::gdk_pixbuf_get_width = 0;
Ptr_gdk_pixbuf_get_height QGtkStylePrivate::gdk_pixbuf_get_height = 0;
Ptr_gdk_pixmap_new QGtkStylePrivate::gdk_pixmap_new = 0;
Ptr_gdk_pixbuf_new QGtkStylePrivate::gdk_pixbuf_new = 0;
Ptr_gdk_pixbuf_get_from_drawable QGtkStylePrivate::gdk_pixbuf_get_from_drawable = 0;
Ptr_gdk_draw_rectangle QGtkStylePrivate::gdk_draw_rectangle = 0;
Ptr_gdk_pixbuf_unref QGtkStylePrivate::gdk_pixbuf_unref = 0;
Ptr_gdk_drawable_unref QGtkStylePrivate::gdk_drawable_unref = 0;
Ptr_gdk_drawable_get_depth QGtkStylePrivate::gdk_drawable_get_depth = 0;
Ptr_gdk_color_free QGtkStylePrivate::gdk_color_free = 0;
Ptr_gdk_x11_window_set_user_time QGtkStylePrivate::gdk_x11_window_set_user_time = 0;
Ptr_gdk_x11_drawable_get_xid QGtkStylePrivate::gdk_x11_drawable_get_xid = 0;
Ptr_gdk_x11_drawable_get_xdisplay QGtkStylePrivate::gdk_x11_drawable_get_xdisplay = 0;
Ptr_gconf_client_get_default QGtkStylePrivate::gconf_client_get_default = 0;
Ptr_gconf_client_get_string QGtkStylePrivate::gconf_client_get_string = 0;
Ptr_gconf_client_get_bool QGtkStylePrivate::gconf_client_get_bool = 0;
Ptr_gnome_icon_lookup_sync QGtkStylePrivate::gnome_icon_lookup_sync = 0;
Ptr_gnome_vfs_init QGtkStylePrivate::gnome_vfs_init = 0;
typedef int (*x11ErrorHandler)(Display*, XErrorEvent*);
QT_END_NAMESPACE
Q_DECLARE_METATYPE(QGtkStylePrivate*);
QT_BEGIN_NAMESPACE
static void gtkStyleSetCallback(GtkWidget*)
{
qRegisterMetaType<QGtkStylePrivate *>();
// We have to let this function return and complete the event
// loop to ensure that all gtk widgets have been styled before
// updating
QMetaObject::invokeMethod(styleScheduler(), "updateTheme", Qt::QueuedConnection);
}
static void update_toolbar_style(GtkWidget *gtkToolBar, GParamSpec *, gpointer)
{
GtkToolbarStyle toolbar_style = GTK_TOOLBAR_ICONS;
g_object_get(gtkToolBar, "toolbar-style", &toolbar_style, NULL);
QWidgetList widgets = QApplication::allWidgets();
for (int i = 0; i < widgets.size(); ++i) {
QWidget *widget = widgets.at(i);
if (qobject_cast<QToolButton*>(widget)) {
QEvent event(QEvent::StyleChange);
QApplication::sendEvent(widget, &event);
}
}
}
static QString classPath(GtkWidget *widget)
{
char* class_path;
QGtkStylePrivate::gtk_widget_path (widget, NULL, &class_path, NULL);
QString path = QLS(class_path);
g_free(class_path);
// Remove the prefixes
path.remove(QLS("GtkWindow."));
path.remove(QLS("GtkFixed."));
return path;
}
bool QGtkStyleFilter::eventFilter(QObject *obj, QEvent *e)
{
if (e->type() == QEvent::ApplicationPaletteChange) {
// Only do this the first time since this will also
// generate applicationPaletteChange events
if (!qt_app_palettes_hash() || qt_app_palettes_hash()->isEmpty()) {
stylePrivate->applyCustomPaletteHash();
}
}
return QObject::eventFilter(obj, e);
}
QList<QGtkStylePrivate *> QGtkStylePrivate::instances;
QGtkStylePrivate::QGtkStylePrivate()
: QCleanlooksStylePrivate()
, filter(this)
{
instances.append(this);
}
QGtkStylePrivate::~QGtkStylePrivate()
{
instances.removeOne(this);
}
void QGtkStylePrivate::init()
{
resolveGtk();
initGtkWidgets();
if (isThemeAvailable())
qApp->installEventFilter(&filter);
}
GtkWidget* QGtkStylePrivate::gtkWidget(const QString &path)
{
GtkWidget *widget = gtkWidgetMap()->value(path);
if (!widget) {
// Theme might have rearranged widget internals
widget = gtkWidgetMap()->value(path);
}
return widget;
}
GtkStyle* QGtkStylePrivate::gtkStyle(const QString &path)
{
if (gtkWidgetMap()->contains(path))
return gtkWidgetMap()->value(path)->style;
return 0;
}
/*! \internal
* Get references to gtk functions after we dynamically load the library.
*/
void QGtkStylePrivate::resolveGtk() const
{
// enforce the "0" suffix, so we'll open libgtk-x11-2.0.so.0
QLibrary libgtk(QLS("gtk-x11-2.0"), 0, 0);
gtk_init = (Ptr_gtk_init)libgtk.resolve("gtk_init");
gtk_window_new = (Ptr_gtk_window_new)libgtk.resolve("gtk_window_new");
gtk_style_attach = (Ptr_gtk_style_attach)libgtk.resolve("gtk_style_attach");
gtk_widget_destroy = (Ptr_gtk_widget_destroy)libgtk.resolve("gtk_widget_destroy");
gtk_widget_realize = (Ptr_gtk_widget_realize)libgtk.resolve("gtk_widget_realize");
gtk_file_chooser_set_current_folder = (Ptr_gtk_file_chooser_set_current_folder)libgtk.resolve("gtk_file_chooser_set_current_folder");
gtk_file_filter_new = (Ptr_gtk_file_filter_new)libgtk.resolve("gtk_file_filter_new");
gtk_file_filter_set_name = (Ptr_gtk_file_filter_set_name)libgtk.resolve("gtk_file_filter_set_name");
gtk_file_filter_add_pattern = (Ptr_gtk_file_filter_add_pattern)libgtk.resolve("gtk_file_filter_add_pattern");
gtk_file_chooser_add_filter = (Ptr_gtk_file_chooser_add_filter)libgtk.resolve("gtk_file_chooser_add_filter");
gtk_file_chooser_set_filter = (Ptr_gtk_file_chooser_set_filter)libgtk.resolve("gtk_file_chooser_set_filter");
gtk_file_chooser_get_filter = (Ptr_gtk_file_chooser_get_filter)libgtk.resolve("gtk_file_chooser_get_filter");
gtk_file_chooser_dialog_new = (Ptr_gtk_file_chooser_dialog_new)libgtk.resolve("gtk_file_chooser_dialog_new");
gtk_file_chooser_set_current_folder = (Ptr_gtk_file_chooser_set_current_folder)libgtk.resolve("gtk_file_chooser_set_current_folder");
gtk_file_chooser_get_filename = (Ptr_gtk_file_chooser_get_filename)libgtk.resolve("gtk_file_chooser_get_filename");
gtk_file_chooser_get_filenames = (Ptr_gtk_file_chooser_get_filenames)libgtk.resolve("gtk_file_chooser_get_filenames");
gtk_file_chooser_set_current_name = (Ptr_gtk_file_chooser_set_current_name)libgtk.resolve("gtk_file_chooser_set_current_name");
gtk_dialog_run = (Ptr_gtk_dialog_run)libgtk.resolve("gtk_dialog_run");
gtk_file_chooser_set_filename = (Ptr_gtk_file_chooser_set_filename)libgtk.resolve("gtk_file_chooser_set_filename");
gdk_pixbuf_get_pixels = (Ptr_gdk_pixbuf_get_pixels)libgtk.resolve("gdk_pixbuf_get_pixels");
gdk_pixbuf_get_width = (Ptr_gdk_pixbuf_get_width)libgtk.resolve("gdk_pixbuf_get_width");
gdk_pixbuf_get_height = (Ptr_gdk_pixbuf_get_height)libgtk.resolve("gdk_pixbuf_get_height");
gdk_pixmap_new = (Ptr_gdk_pixmap_new)libgtk.resolve("gdk_pixmap_new");
gdk_pixbuf_new = (Ptr_gdk_pixbuf_new)libgtk.resolve("gdk_pixbuf_new");
gdk_pixbuf_get_from_drawable = (Ptr_gdk_pixbuf_get_from_drawable)libgtk.resolve("gdk_pixbuf_get_from_drawable");
gdk_draw_rectangle = (Ptr_gdk_draw_rectangle)libgtk.resolve("gdk_draw_rectangle");
gdk_pixbuf_unref = (Ptr_gdk_pixbuf_unref)libgtk.resolve("gdk_pixbuf_unref");
gdk_drawable_unref = (Ptr_gdk_drawable_unref)libgtk.resolve("gdk_drawable_unref");
gdk_drawable_get_depth = (Ptr_gdk_drawable_get_depth)libgtk.resolve("gdk_drawable_get_depth");
gdk_color_free = (Ptr_gdk_color_free)libgtk.resolve("gdk_color_free");
gdk_x11_window_set_user_time = (Ptr_gdk_x11_window_set_user_time)libgtk.resolve("gdk_x11_window_set_user_time");
gdk_x11_drawable_get_xid = (Ptr_gdk_x11_drawable_get_xid)libgtk.resolve("gdk_x11_drawable_get_xid");
gdk_x11_drawable_get_xdisplay = (Ptr_gdk_x11_drawable_get_xdisplay)libgtk.resolve("gdk_x11_drawable_get_xdisplay");
gtk_widget_set_default_direction = (Ptr_gtk_widget_set_default_direction)libgtk.resolve("gtk_widget_set_default_direction");
gtk_widget_modify_fg = (Ptr_gtk_widget_modify_color)libgtk.resolve("gtk_widget_modify_fg");
gtk_widget_modify_bg = (Ptr_gtk_widget_modify_color)libgtk.resolve("gtk_widget_modify_bg");
gtk_arrow_new = (Ptr_gtk_arrow_new)libgtk.resolve("gtk_arrow_new");
gtk_menu_item_new_with_label = (Ptr_gtk_menu_item_new_with_label)libgtk.resolve("gtk_menu_item_new_with_label");
gtk_check_menu_item_new_with_label = (Ptr_gtk_check_menu_item_new_with_label)libgtk.resolve("gtk_check_menu_item_new_with_label");
gtk_menu_bar_new = (Ptr_gtk_menu_bar_new)libgtk.resolve("gtk_menu_bar_new");
gtk_menu_new = (Ptr_gtk_menu_new)libgtk.resolve("gtk_menu_new");
gtk_toolbar_new = (Ptr_gtk_toolbar_new)libgtk.resolve("gtk_toolbar_new");
gtk_separator_tool_item_new = (Ptr_gtk_separator_tool_item_new)libgtk.resolve("gtk_separator_tool_item_new");
gtk_toolbar_insert = (Ptr_gtk_toolbar_insert)libgtk.resolve("gtk_toolbar_insert");
gtk_button_new = (Ptr_gtk_button_new)libgtk.resolve("gtk_button_new");
gtk_tool_button_new = (Ptr_gtk_tool_button_new)libgtk.resolve("gtk_tool_button_new");
gtk_hbutton_box_new = (Ptr_gtk_hbutton_box_new)libgtk.resolve("gtk_hbutton_box_new");
gtk_check_button_new = (Ptr_gtk_check_button_new)libgtk.resolve("gtk_check_button_new");
gtk_radio_button_new = (Ptr_gtk_radio_button_new)libgtk.resolve("gtk_radio_button_new");
gtk_notebook_new = (Ptr_gtk_notebook_new)libgtk.resolve("gtk_notebook_new");
gtk_progress_bar_new = (Ptr_gtk_progress_bar_new)libgtk.resolve("gtk_progress_bar_new");
gtk_spin_button_new = (Ptr_gtk_spin_button_new)libgtk.resolve("gtk_spin_button_new");
gtk_hscale_new = (Ptr_gtk_hscale_new)libgtk.resolve("gtk_hscale_new");
gtk_vscale_new = (Ptr_gtk_vscale_new)libgtk.resolve("gtk_vscale_new");
gtk_hscrollbar_new = (Ptr_gtk_hscrollbar_new)libgtk.resolve("gtk_hscrollbar_new");
gtk_vscrollbar_new = (Ptr_gtk_vscrollbar_new)libgtk.resolve("gtk_vscrollbar_new");
gtk_scrolled_window_new = (Ptr_gtk_scrolled_window_new)libgtk.resolve("gtk_scrolled_window_new");
gtk_menu_shell_append = (Ptr_gtk_menu_shell_append)libgtk.resolve("gtk_menu_shell_append");
gtk_entry_new = (Ptr_gtk_entry_new)libgtk.resolve("gtk_entry_new");
gtk_tree_view_new = (Ptr_gtk_tree_view_new)libgtk.resolve("gtk_tree_view_new");
gtk_combo_box_new = (Ptr_gtk_combo_box_new)libgtk.resolve("gtk_combo_box_new");
gtk_progress_set_adjustment = (Ptr_gtk_progress_set_adjustment)libgtk.resolve("gtk_progress_set_adjustment");
gtk_range_set_adjustment = (Ptr_gtk_range_set_adjustment)libgtk.resolve("gtk_range_set_adjustment");
gtk_range_set_inverted = (Ptr_gtk_range_set_inverted)libgtk.resolve("gtk_range_set_inverted");
gtk_container_add = (Ptr_gtk_container_add)libgtk.resolve("gtk_container_add");
gtk_icon_factory_lookup_default = (Ptr_gtk_icon_factory_lookup_default)libgtk.resolve("gtk_icon_factory_lookup_default");
gtk_icon_theme_get_default = (Ptr_gtk_icon_theme_get_default)libgtk.resolve("gtk_icon_theme_get_default");
gtk_widget_style_get = (Ptr_gtk_widget_style_get)libgtk.resolve("gtk_widget_style_get");
gtk_icon_set_render_icon = (Ptr_gtk_icon_set_render_icon)libgtk.resolve("gtk_icon_set_render_icon");
gtk_fixed_new = (Ptr_gtk_fixed_new)libgtk.resolve("gtk_fixed_new");
gtk_tree_view_column_new = (Ptr_gtk_tree_view_column_new)libgtk.resolve("gtk_tree_view_column_new");
gtk_tree_view_append_column= (Ptr_gtk_tree_view_append_column )libgtk.resolve("gtk_tree_view_append_column");
gtk_tree_view_get_column = (Ptr_gtk_tree_view_get_column )libgtk.resolve("gtk_tree_view_get_column");
gtk_paint_check = (Ptr_gtk_paint_check)libgtk.resolve("gtk_paint_check");
gtk_paint_box = (Ptr_gtk_paint_box)libgtk.resolve("gtk_paint_box");
gtk_paint_flat_box = (Ptr_gtk_paint_flat_box)libgtk.resolve("gtk_paint_flat_box");
gtk_paint_check = (Ptr_gtk_paint_check)libgtk.resolve("gtk_paint_check");
gtk_paint_box = (Ptr_gtk_paint_box)libgtk.resolve("gtk_paint_box");
gtk_paint_resize_grip = (Ptr_gtk_paint_resize_grip)libgtk.resolve("gtk_paint_resize_grip");
gtk_paint_focus = (Ptr_gtk_paint_focus)libgtk.resolve("gtk_paint_focus");
gtk_paint_shadow = (Ptr_gtk_paint_shadow)libgtk.resolve("gtk_paint_shadow");
gtk_paint_slider = (Ptr_gtk_paint_slider)libgtk.resolve("gtk_paint_slider");
gtk_paint_expander = (Ptr_gtk_paint_expander)libgtk.resolve("gtk_paint_expander");
gtk_paint_handle = (Ptr_gtk_paint_handle)libgtk.resolve("gtk_paint_handle");
gtk_paint_option = (Ptr_gtk_paint_option)libgtk.resolve("gtk_paint_option");
gtk_paint_arrow = (Ptr_gtk_paint_arrow)libgtk.resolve("gtk_paint_arrow");
gtk_paint_box_gap = (Ptr_gtk_paint_box_gap)libgtk.resolve("gtk_paint_box_gap");
gtk_paint_extension = (Ptr_gtk_paint_extension)libgtk.resolve("gtk_paint_extension");
gtk_paint_hline = (Ptr_gtk_paint_hline)libgtk.resolve("gtk_paint_hline");
gtk_paint_vline = (Ptr_gtk_paint_vline)libgtk.resolve("gtk_paint_vline");
gtk_adjustment_new = (Ptr_gtk_adjustment_new)libgtk.resolve("gtk_adjustment_new");
gtk_menu_item_set_submenu = (Ptr_gtk_menu_item_set_submenu)libgtk.resolve("gtk_menu_item_set_submenu");
gtk_settings_get_default = (Ptr_gtk_settings_get_default)libgtk.resolve("gtk_settings_get_default");
gtk_separator_menu_item_new = (Ptr_gtk_separator_menu_item_new)libgtk.resolve("gtk_separator_menu_item_new");
gtk_frame_new = (Ptr_gtk_frame_new)libgtk.resolve("gtk_frame_new");
gtk_expander_new = (Ptr_gtk_expander_new)libgtk.resolve("gtk_expander_new");
gtk_statusbar_new = (Ptr_gtk_statusbar_new)libgtk.resolve("gtk_statusbar_new");
gtk_combo_box_entry_new = (Ptr_gtk_combo_box_entry_new)libgtk.resolve("gtk_combo_box_entry_new");
gtk_container_forall = (Ptr_gtk_container_forall)libgtk.resolve("gtk_container_forall");
gtk_widget_size_allocate =(Ptr_gtk_widget_size_allocate)libgtk.resolve("gtk_widget_size_allocate");
gtk_widget_size_request =(Ptr_gtk_widget_size_request)libgtk.resolve("gtk_widget_size_request");
gtk_widget_set_direction =(Ptr_gtk_widget_set_direction)libgtk.resolve("gtk_widget_set_direction");
gtk_widget_path =(Ptr_gtk_widget_path)libgtk.resolve("gtk_widget_path");
gtk_container_get_type =(Ptr_gtk_container_get_type)libgtk.resolve("gtk_container_get_type");
gtk_window_get_type =(Ptr_gtk_window_get_type)libgtk.resolve("gtk_window_get_type");
gtk_widget_get_type =(Ptr_gtk_widget_get_type)libgtk.resolve("gtk_widget_get_type");
gtk_rc_get_style_by_paths =(Ptr_gtk_rc_get_style_by_paths)libgtk.resolve("gtk_rc_get_style_by_paths");
gtk_check_version =(Ptr_gtk_check_version)libgtk.resolve("gtk_check_version");
gtk_border_free =(Ptr_gtk_border_free)libgtk.resolve("gtk_border_free");
pango_font_description_get_size = (Ptr_pango_font_description_get_size)libgtk.resolve("pango_font_description_get_size");
pango_font_description_get_weight = (Ptr_pango_font_description_get_weight)libgtk.resolve("pango_font_description_get_weight");
pango_font_description_get_family = (Ptr_pango_font_description_get_family)libgtk.resolve("pango_font_description_get_family");
pango_font_description_get_style = (Ptr_pango_font_description_get_style)libgtk.resolve("pango_font_description_get_style");
gnome_icon_lookup_sync = (Ptr_gnome_icon_lookup_sync)QLibrary::resolve(QLS("gnomeui-2"), 0, "gnome_icon_lookup_sync");
gnome_vfs_init= (Ptr_gnome_vfs_init)QLibrary::resolve(QLS("gnomevfs-2"), 0, "gnome_vfs_init");
}
/* \internal
* Initializes a number of gtk menu widgets.
* The widgets are cached.
*/
void QGtkStylePrivate::initGtkMenu() const
{
// Create menubar
GtkWidget *gtkMenuBar = QGtkStylePrivate::gtk_menu_bar_new();
setupGtkWidget(gtkMenuBar);
GtkWidget *gtkMenuBarItem = QGtkStylePrivate::gtk_menu_item_new_with_label("X");
gtk_menu_shell_append((GtkMenuShell*)(gtkMenuBar), gtkMenuBarItem);
gtk_widget_realize(gtkMenuBarItem);
// Create menu
GtkWidget *gtkMenu = QGtkStylePrivate::gtk_menu_new();
gtk_menu_item_set_submenu((GtkMenuItem*)(gtkMenuBarItem), gtkMenu);
gtk_widget_realize(gtkMenu);
GtkWidget *gtkMenuItem = QGtkStylePrivate::gtk_menu_item_new_with_label("X");
gtk_menu_shell_append((GtkMenuShell*)gtkMenu, gtkMenuItem);
gtk_widget_realize(gtkMenuItem);
GtkWidget *gtkCheckMenuItem = QGtkStylePrivate::gtk_check_menu_item_new_with_label("X");
gtk_menu_shell_append((GtkMenuShell*)gtkMenu, gtkCheckMenuItem);
gtk_widget_realize(gtkCheckMenuItem);
GtkWidget *gtkMenuSeparator = QGtkStylePrivate::gtk_separator_menu_item_new();
gtk_menu_shell_append((GtkMenuShell*)gtkMenu, gtkMenuSeparator);
addAllSubWidgets(gtkMenuBar);
addAllSubWidgets(gtkMenu);
}
void QGtkStylePrivate::initGtkTreeview() const
{
GtkWidget *gtkTreeView = gtk_tree_view_new();
gtk_tree_view_append_column((GtkTreeView*)gtkTreeView, gtk_tree_view_column_new());
gtk_tree_view_append_column((GtkTreeView*)gtkTreeView, gtk_tree_view_column_new());
gtk_tree_view_append_column((GtkTreeView*)gtkTreeView, gtk_tree_view_column_new());
addWidget(gtkTreeView);
}
/* \internal
* Initializes a number of gtk widgets that we can later on use to determine some of our styles.
* The widgets are cached.
*/
void QGtkStylePrivate::initGtkWidgets() const
{
// From gtkmain.c
uid_t ruid = getuid ();
uid_t rgid = getgid ();
uid_t euid = geteuid ();
uid_t egid = getegid ();
if (ruid != euid || rgid != egid) {
qWarning("\nThis process is currently running setuid or setgid.\nGTK+ does not allow this "
"therefore Qt cannot use the GTK+ integration.\nTry launching your app using \'gksudo\', "
"\'kdesudo\' or a similar tool.\n\n"
"See http://www.gtk.org/setuid.html for more information.\n");
return;
}
static QString themeName;
if (!gtkWidgetMap()->contains(QLS("GtkWindow")) && themeName.isEmpty()) {
themeName = getThemeName();
if (themeName.isEmpty()) {
qWarning("QGtkStyle was unable to detect the current GTK+ theme.");
return;
} else if (themeName == QLS("Qt") || themeName == QLS("Qt4")) {
// Due to namespace conflicts with Qt3 and obvious recursion with Qt4,
// we cannot support the GTK_Qt Gtk engine
qWarning("QGtkStyle cannot be used together with the GTK_Qt engine.");
return;
}
}
if (QGtkStylePrivate::gtk_init) {
// Gtk will set the Qt error handler so we have to reset it afterwards
x11ErrorHandler qt_x_errhandler = XSetErrorHandler(0);
QGtkStylePrivate::gtk_init (NULL, NULL);
XSetErrorHandler(qt_x_errhandler);
// make a window
GtkWidget* gtkWindow = QGtkStylePrivate::gtk_window_new(GTK_WINDOW_POPUP);
QGtkStylePrivate::gtk_widget_realize(gtkWindow);
if (displayDepth == -1)
displayDepth = QGtkStylePrivate::gdk_drawable_get_depth(gtkWindow->window);
gtkWidgetMap()->insert(QLS("GtkWindow"), gtkWindow);
// Make all other widgets. respect the text direction
if (qApp->layoutDirection() == Qt::RightToLeft)
QGtkStylePrivate::gtk_widget_set_default_direction(GTK_TEXT_DIR_RTL);
if (!gtkWidgetMap()->contains(QLS("GtkButton"))) {
GtkWidget *gtkButton = QGtkStylePrivate::gtk_button_new();
addWidget(gtkButton);
g_signal_connect(gtkButton, "style-set", G_CALLBACK(gtkStyleSetCallback), 0);
addWidget(QGtkStylePrivate::gtk_tool_button_new(NULL, "Qt"));
addWidget(QGtkStylePrivate::gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_NONE));
addWidget(QGtkStylePrivate::gtk_hbutton_box_new());
addWidget(QGtkStylePrivate::gtk_check_button_new());
addWidget(QGtkStylePrivate::gtk_radio_button_new(NULL));
addWidget(QGtkStylePrivate::gtk_combo_box_new());
addWidget(QGtkStylePrivate::gtk_combo_box_entry_new());
addWidget(QGtkStylePrivate::gtk_entry_new());
addWidget(QGtkStylePrivate::gtk_frame_new(NULL));
addWidget(QGtkStylePrivate::gtk_expander_new(""));
addWidget(QGtkStylePrivate::gtk_statusbar_new());
addWidget(QGtkStylePrivate::gtk_hscale_new((GtkAdjustment*)(QGtkStylePrivate::gtk_adjustment_new(1, 0, 1, 0, 0, 0))));
addWidget(QGtkStylePrivate::gtk_hscrollbar_new(NULL));
addWidget(QGtkStylePrivate::gtk_scrolled_window_new(NULL, NULL));
initGtkMenu();
addWidget(QGtkStylePrivate::gtk_notebook_new());
addWidget(QGtkStylePrivate::gtk_progress_bar_new());
addWidget(QGtkStylePrivate::gtk_spin_button_new((GtkAdjustment*)
(QGtkStylePrivate::gtk_adjustment_new(1, 0, 1, 0, 0, 0)), 0.1, 3));
GtkWidget *toolbar = gtk_toolbar_new();
g_signal_connect (toolbar, "notify::toolbar-style", G_CALLBACK (update_toolbar_style), toolbar);
gtk_toolbar_insert((GtkToolbar*)toolbar, gtk_separator_tool_item_new(), -1);
addWidget(toolbar);
initGtkTreeview();
addWidget(gtk_vscale_new((GtkAdjustment*)(QGtkStylePrivate::gtk_adjustment_new(1, 0, 1, 0, 0, 0))));
addWidget(gtk_vscrollbar_new(NULL));
}
else // Rebuild map
{
// When styles change subwidgets can get rearranged
// as with the combo box. We need to update the widget map
// to reflect this;
QHash<QString, GtkWidget*> oldMap = *gtkWidgetMap();
gtkWidgetMap()->clear();
QHashIterator<QString, GtkWidget*> it(oldMap);
while (it.hasNext()) {
it.next();
if (!it.key().contains(QLatin1Char('.'))) {
addAllSubWidgets(it.value());
}
}
}
} else {
qWarning("QGtkStyle could not resolve GTK. Make sure you have installed the proper libraries.");
}
}
/*! \internal
* destroys all previously buffered widgets.
*/
void QGtkStylePrivate::cleanupGtkWidgets()
{
if (gtkWidgetMap()->contains(QLS("GtkWindow"))) // Gtk will destroy all children
gtk_widget_destroy(gtkWidgetMap()->value(QLS("GtkWindow")));
}
static bool resolveGConf()
{
if (!QGtkStylePrivate::gconf_client_get_default) {
QGtkStylePrivate::gconf_client_get_default = (Ptr_gconf_client_get_default)QLibrary::resolve(QLS("gconf-2"), 4, "gconf_client_get_default");
QGtkStylePrivate::gconf_client_get_string = (Ptr_gconf_client_get_string)QLibrary::resolve(QLS("gconf-2"), 4, "gconf_client_get_string");
QGtkStylePrivate::gconf_client_get_bool = (Ptr_gconf_client_get_bool)QLibrary::resolve(QLS("gconf-2"), 4, "gconf_client_get_bool");
}
return (QGtkStylePrivate::gconf_client_get_default !=0);
}
QString QGtkStylePrivate::getGConfString(const QString &value, const QString &fallback)
{
QString retVal = fallback;
if (resolveGConf()) {
g_type_init();
GConfClient* client = gconf_client_get_default();
GError *err = 0;
char *str = gconf_client_get_string(client, qPrintable(value), &err);
if (!err) {
retVal = QString::fromUtf8(str);
g_free(str);
}
g_object_unref(client);
if (err)
g_error_free (err);
}
return retVal;
}
bool QGtkStylePrivate::getGConfBool(const QString &key, bool fallback)
{
bool retVal = fallback;
if (resolveGConf()) {
g_type_init();
GConfClient* client = gconf_client_get_default();
GError *err = 0;
bool result = gconf_client_get_bool(client, qPrintable(key), &err);
g_object_unref(client);
if (!err)
retVal = result;
else
g_error_free (err);
}
return retVal;
}
QString QGtkStylePrivate::getThemeName()
{
QString themeName;
// We try to parse the gtkrc file first
// primarily to avoid resolving Gtk functions if
// the KDE 3 "Qt" style is currently in use
QString rcPaths = QString::fromLocal8Bit(qgetenv("GTK2_RC_FILES"));
if (!rcPaths.isEmpty()) {
QStringList paths = rcPaths.split(QLS(":"));
foreach (const QString &rcPath, paths) {
if (!rcPath.isEmpty()) {
QFile rcFile(rcPath);
if (rcFile.exists() && rcFile.open(QIODevice::ReadOnly | QIODevice::Text)) {
QTextStream in(&rcFile);
while(!in.atEnd()) {
QString line = in.readLine();
if (line.contains(QLS("gtk-theme-name"))) {
line = line.right(line.length() - line.indexOf(QLatin1Char('=')) - 1);
line.remove(QLatin1Char('\"'));
line = line.trimmed();
themeName = line;
break;
}
}
}
}
if (!themeName.isEmpty())
break;
}
}
// Fall back to gconf
if (themeName.isEmpty() && resolveGConf())
themeName = getGConfString(QLS("/desktop/gnome/interface/gtk_theme"));
return themeName;
}
// Get size of the arrow controls in a GtkSpinButton
int QGtkStylePrivate::getSpinboxArrowSize() const
{
const int MIN_ARROW_WIDTH = 6;
GtkWidget *spinButton = gtkWidget(QLS("GtkSpinButton"));
GtkStyle *style = spinButton->style;
gint size = pango_font_description_get_size (style->font_desc);
gint arrow_size;
arrow_size = qMax(PANGO_PIXELS (size), MIN_ARROW_WIDTH) + style->xthickness;
arrow_size += arrow_size%2 + 1;
return arrow_size;
}
bool QGtkStylePrivate::isKDE4Session()
{
static int version = -1;
if (version == -1)
version = qgetenv("KDE_SESSION_VERSION").toInt();
return (version == 4);
}
void QGtkStylePrivate::applyCustomPaletteHash()
{
QPalette menuPal = gtkWidgetPalette(QLS("GtkMenu"));
GdkColor gdkBg = gtkWidget(QLS("GtkMenu"))->style->bg[GTK_STATE_NORMAL];
QColor bgColor(gdkBg.red>>8, gdkBg.green>>8, gdkBg.blue>>8);
menuPal.setBrush(QPalette::Base, bgColor);
menuPal.setBrush(QPalette::Window, bgColor);
qApp->setPalette(menuPal, "QMenu");
QPalette toolbarPal = gtkWidgetPalette(QLS("GtkToolbar"));
qApp->setPalette(toolbarPal, "QToolBar");
QPalette menuBarPal = gtkWidgetPalette(QLS("GtkMenuBar"));
qApp->setPalette(menuBarPal, "QMenuBar");
}
/*! \internal
* Returns the gtk Widget that should be used to determine text foreground and background colors.
*/
GtkWidget* QGtkStylePrivate::getTextColorWidget() const
{
return gtkWidget(QLS("GtkEntry"));
}
void QGtkStylePrivate::setupGtkWidget(GtkWidget* widget)
{
if (Q_GTK_IS_WIDGET(widget)) {
static GtkWidget* protoLayout = 0;
if (!protoLayout) {
protoLayout = QGtkStylePrivate::gtk_fixed_new();
QGtkStylePrivate::gtk_container_add((GtkContainer*)(gtkWidgetMap()->value(QLS("GtkWindow"))), protoLayout);
}
Q_ASSERT(protoLayout);
if (!widget->parent && !GTK_WIDGET_TOPLEVEL(widget))
QGtkStylePrivate::gtk_container_add((GtkContainer*)(protoLayout), widget);
QGtkStylePrivate::gtk_widget_realize(widget);
}
}
void QGtkStylePrivate::addWidgetToMap(GtkWidget *widget)
{
if (Q_GTK_IS_WIDGET(widget)) {
gtk_widget_realize(widget);
gtkWidgetMap()->insert(classPath(widget), widget);
}
}
void QGtkStylePrivate::addAllSubWidgets(GtkWidget *widget, gpointer v)
{
Q_UNUSED(v);
addWidgetToMap(widget);
if (GTK_CHECK_TYPE ((widget), gtk_container_get_type()))
gtk_container_forall((GtkContainer*)widget, addAllSubWidgets, NULL);
}
// Updates window/windowtext palette based on the indicated gtk widget
QPalette QGtkStylePrivate::gtkWidgetPalette(const QString >kWidgetName) const
{
GtkWidget *gtkWidget = QGtkStylePrivate::gtkWidget(gtkWidgetName);
Q_ASSERT(gtkWidget);
QPalette pal = QApplication::palette();
GdkColor gdkBg = gtkWidget->style->bg[GTK_STATE_NORMAL];
GdkColor gdkText = gtkWidget->style->fg[GTK_STATE_NORMAL];
GdkColor gdkDisabledText = gtkWidget->style->fg[GTK_STATE_INSENSITIVE];
QColor bgColor(gdkBg.red>>8, gdkBg.green>>8, gdkBg.blue>>8);
QColor textColor(gdkText.red>>8, gdkText.green>>8, gdkText.blue>>8);
QColor disabledTextColor(gdkDisabledText.red>>8, gdkDisabledText.green>>8, gdkDisabledText.blue>>8);
pal.setBrush(QPalette::Window, bgColor);
pal.setBrush(QPalette::Button, bgColor);
pal.setBrush(QPalette::All, QPalette::WindowText, textColor);
pal.setBrush(QPalette::Disabled, QPalette::WindowText, disabledTextColor);
pal.setBrush(QPalette::All, QPalette::ButtonText, textColor);
pal.setBrush(QPalette::Disabled, QPalette::ButtonText, disabledTextColor);
return pal;
}
void QGtkStyleUpdateScheduler::updateTheme()
{
static QString oldTheme(QLS("qt_not_set"));
QPixmapCache::clear();
QFont font = QGtkStylePrivate::getThemeFont();
if (QApplication::font() != font)
qApp->setFont(font);
if (oldTheme != QGtkStylePrivate::getThemeName()) {
oldTheme = QGtkStylePrivate::getThemeName();
QPalette newPalette = qApp->style()->standardPalette();
QApplicationPrivate::setSystemPalette(newPalette);
QApplication::setPalette(newPalette);
if (!QGtkStylePrivate::instances.isEmpty()) {
QGtkStylePrivate::instances.last()->initGtkWidgets();
QGtkStylePrivate::instances.last()->applyCustomPaletteHash();
}
QList<QWidget*> widgets = QApplication::allWidgets();
// Notify all widgets that size metrics might have changed
foreach (QWidget *widget, widgets) {
QEvent e(QEvent::StyleChange);
QApplication::sendEvent(widget, &e);
}
}
QIconLoader::instance()->updateSystemTheme();
}
void QGtkStylePrivate::addWidget(GtkWidget *widget)
{
if (widget) {
setupGtkWidget(widget);
addAllSubWidgets(widget);
}
}
// Fetch the application font from the pango font description
// contained in the theme.
QFont QGtkStylePrivate::getThemeFont()
{
QFont font;
GtkStyle *style = gtkStyle();
if (style && qApp->desktopSettingsAware())
{
PangoFontDescription *gtk_font = style->font_desc;
font.setPointSizeF((float)(pango_font_description_get_size(gtk_font))/PANGO_SCALE);
QString family = QString::fromLatin1(pango_font_description_get_family(gtk_font));
if (!family.isEmpty())
font.setFamily(family);
int weight = pango_font_description_get_weight(gtk_font);
if (weight >= PANGO_WEIGHT_HEAVY)
font.setWeight(QFont::Black);
else if (weight >= PANGO_WEIGHT_BOLD)
font.setWeight(QFont::Bold);
else if (weight >= PANGO_WEIGHT_SEMIBOLD)
font.setWeight(QFont::DemiBold);
else if (weight >= PANGO_WEIGHT_NORMAL)
font.setWeight(QFont::Normal);
else
font.setWeight(QFont::Light);
PangoStyle fontstyle = pango_font_description_get_style(gtk_font);
if (fontstyle == PANGO_STYLE_ITALIC)
font.setStyle(QFont::StyleItalic);
else if (fontstyle == PANGO_STYLE_OBLIQUE)
font.setStyle(QFont::StyleOblique);
else
font.setStyle(QFont::StyleNormal);
}
return font;
}
// ----------- Native file dialogs -----------
// Extract filter list from expressions of type: foo (*.a *.b *.c)"
QStringList QGtkStylePrivate::extract_filter(const QString &rawFilter)
{
QString result = rawFilter;
QRegExp r(QString::fromLatin1("^([^()]*)\\(([a-zA-Z0-9_.*? +;#\\-\\[\\]@\\{\\}/!<>\\$%&=^~:\\|]*)\\)$"));
int index = r.indexIn(result);
if (index >= 0)
result = r.cap(2);
return result.split(QLatin1Char(' '));
}
extern QStringList qt_make_filter_list(const QString &filter);
void QGtkStylePrivate::setupGtkFileChooser(GtkWidget* gtkFileChooser, QWidget *parent,
const QString &dir, const QString &filter, QString *selectedFilter,
QFileDialog::Options options, bool isSaveDialog,
QMap<GtkFileFilter *, QString> *filterMap)
{
g_object_set(gtkFileChooser, "do-overwrite-confirmation", gboolean(!(options & QFileDialog::DontConfirmOverwrite)), NULL);
g_object_set(gtkFileChooser, "local_only", gboolean(true), NULL);
if (!filter.isEmpty()) {
QStringList filters = qt_make_filter_list(filter);
foreach (const QString &rawfilter, filters) {
GtkFileFilter *gtkFilter = QGtkStylePrivate::gtk_file_filter_new ();
QString name = rawfilter.left(rawfilter.indexOf(QLatin1Char('(')));
QStringList extensions = extract_filter(rawfilter);
QGtkStylePrivate::gtk_file_filter_set_name(gtkFilter, qPrintable(name.isEmpty() ? extensions.join(QLS(", ")) : name));
foreach (const QString &fileExtension, extensions) {
// Note Gtk file dialogs are by default case sensitive
// and only supports basic glob syntax so we
// rewrite .xyz to .[xX][yY][zZ]
QString caseInsensitive;
for (int i = 0 ; i < fileExtension.length() ; ++i) {
QChar ch = fileExtension.at(i);
if (ch.isLetter()) {
caseInsensitive.append(
QLatin1Char('[') +
ch.toLower() +
ch.toUpper() +
QLatin1Char(']'));
} else {
caseInsensitive.append(ch);
}
}
QGtkStylePrivate::gtk_file_filter_add_pattern (gtkFilter, qPrintable(caseInsensitive));
}
if (filterMap)
filterMap->insert(gtkFilter, rawfilter);
QGtkStylePrivate::gtk_file_chooser_add_filter((GtkFileChooser*)gtkFileChooser, gtkFilter);
if (selectedFilter && (rawfilter == *selectedFilter))
QGtkStylePrivate::gtk_file_chooser_set_filter((GtkFileChooser*)gtkFileChooser, gtkFilter);
}
}
// Using the currently active window is not entirely correct, however
// it gives more sensible behavior for applications that do not provide a
// parent
QWidget *modalFor = parent ? parent->window() : qApp->activeWindow();
if (modalFor) {
QGtkStylePrivate::gtk_widget_realize(gtkFileChooser); // Creates X window
XSetTransientForHint(QGtkStylePrivate::gdk_x11_drawable_get_xdisplay(gtkFileChooser->window),
QGtkStylePrivate::gdk_x11_drawable_get_xid(gtkFileChooser->window),
modalFor->winId());
QGtkStylePrivate::gdk_x11_window_set_user_time (gtkFileChooser->window, QX11Info::appUserTime());
}
QFileInfo fileinfo(dir);
if (dir.isEmpty())
fileinfo.setFile(QDir::currentPath());
fileinfo.makeAbsolute();
if (fileinfo.isDir()) {
QGtkStylePrivate::gtk_file_chooser_set_current_folder((GtkFileChooser*)gtkFileChooser, qPrintable(dir));
} else if (isSaveDialog) {
QGtkStylePrivate::gtk_file_chooser_set_current_folder((GtkFileChooser*)gtkFileChooser, qPrintable(fileinfo.absolutePath()));
QGtkStylePrivate::gtk_file_chooser_set_current_name((GtkFileChooser*)gtkFileChooser, qPrintable(fileinfo.fileName()));
} else {
QGtkStylePrivate::gtk_file_chooser_set_filename((GtkFileChooser*)gtkFileChooser, qPrintable(dir));
}
}
QString QGtkStylePrivate::openFilename(QWidget *parent, const QString &caption, const QString &dir, const QString &filter,
QString *selectedFilter, QFileDialog::Options options)
{
QMap<GtkFileFilter *, QString> filterMap;
GtkWidget *gtkFileChooser = QGtkStylePrivate::gtk_file_chooser_dialog_new (qPrintable(caption),
NULL,
GTK_FILE_CHOOSER_ACTION_OPEN,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
NULL);
setupGtkFileChooser(gtkFileChooser, parent, dir, filter, selectedFilter, options, false, &filterMap);
QWidget modal_widget;
modal_widget.setAttribute(Qt::WA_NoChildEventsForParent, true);
modal_widget.setParent(parent, Qt::Window);
QApplicationPrivate::enterModal(&modal_widget);
QString filename;
if (QGtkStylePrivate::gtk_dialog_run ((GtkDialog*)gtkFileChooser) == GTK_RESPONSE_ACCEPT) {
char *gtk_filename = QGtkStylePrivate::gtk_file_chooser_get_filename ((GtkFileChooser*)gtkFileChooser);
filename = QString::fromUtf8(gtk_filename);
g_free (gtk_filename);
if (selectedFilter) {
GtkFileFilter *gtkFilter = QGtkStylePrivate::gtk_file_chooser_get_filter ((GtkFileChooser*)gtkFileChooser);
*selectedFilter = filterMap.value(gtkFilter);
}
}
QApplicationPrivate::leaveModal(&modal_widget);
gtk_widget_destroy (gtkFileChooser);
return filename;
}
QString QGtkStylePrivate::openDirectory(QWidget *parent, const QString &caption, const QString &dir, QFileDialog::Options options)
{
QMap<GtkFileFilter *, QString> filterMap;
GtkWidget *gtkFileChooser = QGtkStylePrivate::gtk_file_chooser_dialog_new (qPrintable(caption),
NULL,
GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
NULL);
setupGtkFileChooser(gtkFileChooser, parent, dir, QString(), 0, options);
QWidget modal_widget;
modal_widget.setAttribute(Qt::WA_NoChildEventsForParent, true);
modal_widget.setParent(parent, Qt::Window);
QApplicationPrivate::enterModal(&modal_widget);
QString filename;
if (QGtkStylePrivate::gtk_dialog_run ((GtkDialog*)gtkFileChooser) == GTK_RESPONSE_ACCEPT) {
char *gtk_filename = QGtkStylePrivate::gtk_file_chooser_get_filename ((GtkFileChooser*)gtkFileChooser);
filename = QString::fromUtf8(gtk_filename);
g_free (gtk_filename);
}
QApplicationPrivate::leaveModal(&modal_widget);
gtk_widget_destroy (gtkFileChooser);
return filename;
}
QStringList QGtkStylePrivate::openFilenames(QWidget *parent, const QString &caption, const QString &dir, const QString &filter,
QString *selectedFilter, QFileDialog::Options options)
{
QStringList filenames;
QMap<GtkFileFilter *, QString> filterMap;
GtkWidget *gtkFileChooser = QGtkStylePrivate::gtk_file_chooser_dialog_new (qPrintable(caption),
NULL,
GTK_FILE_CHOOSER_ACTION_OPEN,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
GTK_STOCK_OPEN, GTK_RESPONSE_ACCEPT,
NULL);
setupGtkFileChooser(gtkFileChooser, parent, dir, filter, selectedFilter, options, false, &filterMap);
g_object_set(gtkFileChooser, "select-multiple", gboolean(true), NULL);
QWidget modal_widget;
modal_widget.setAttribute(Qt::WA_NoChildEventsForParent, true);
modal_widget.setParent(parent, Qt::Window);
QApplicationPrivate::enterModal(&modal_widget);
if (gtk_dialog_run ((GtkDialog*)gtkFileChooser) == GTK_RESPONSE_ACCEPT) {
GSList *gtk_file_names = QGtkStylePrivate::gtk_file_chooser_get_filenames((GtkFileChooser*)gtkFileChooser);
for (GSList *iterator = gtk_file_names ; iterator; iterator = iterator->next)
filenames << QString::fromUtf8((const char*)iterator->data);
g_slist_free(gtk_file_names);
if (selectedFilter) {
GtkFileFilter *gtkFilter = QGtkStylePrivate::gtk_file_chooser_get_filter ((GtkFileChooser*)gtkFileChooser);
*selectedFilter = filterMap.value(gtkFilter);
}
}
QApplicationPrivate::leaveModal(&modal_widget);
gtk_widget_destroy (gtkFileChooser);
return filenames;
}
QString QGtkStylePrivate::saveFilename(QWidget *parent, const QString &caption, const QString &dir, const QString &filter,
QString *selectedFilter, QFileDialog::Options options)
{
QMap<GtkFileFilter *, QString> filterMap;
GtkWidget *gtkFileChooser = QGtkStylePrivate::gtk_file_chooser_dialog_new (qPrintable(caption),
NULL,
GTK_FILE_CHOOSER_ACTION_SAVE,
GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
GTK_STOCK_SAVE, GTK_RESPONSE_ACCEPT,
NULL);
setupGtkFileChooser(gtkFileChooser, parent, dir, filter, selectedFilter, options, true, &filterMap);
QWidget modal_widget;
modal_widget.setAttribute(Qt::WA_NoChildEventsForParent, true);
modal_widget.setParent(parent, Qt::Window);
QApplicationPrivate::enterModal(&modal_widget);
QString filename;
if (QGtkStylePrivate::gtk_dialog_run ((GtkDialog*)gtkFileChooser) == GTK_RESPONSE_ACCEPT) {
char *gtk_filename = QGtkStylePrivate::gtk_file_chooser_get_filename ((GtkFileChooser*)gtkFileChooser);
filename = QString::fromUtf8(gtk_filename);
g_free (gtk_filename);
if (selectedFilter) {
GtkFileFilter *gtkFilter = QGtkStylePrivate::gtk_file_chooser_get_filter ((GtkFileChooser*)gtkFileChooser);
*selectedFilter = filterMap.value(gtkFilter);
}
}
QApplicationPrivate::leaveModal(&modal_widget);
gtk_widget_destroy (gtkFileChooser);
return filename;
}
QIcon QGtkStylePrivate::getFilesystemIcon(const QFileInfo &info)
{
QIcon icon;
if (gnome_vfs_init && gnome_icon_lookup_sync) {
gnome_vfs_init();
GtkIconTheme *theme = gtk_icon_theme_get_default();
QByteArray fileurl = QUrl::fromLocalFile(info.absoluteFilePath()).toEncoded();
char * icon_name = gnome_icon_lookup_sync(theme,
NULL,
fileurl.data(),
NULL,
GNOME_ICON_LOOKUP_FLAGS_NONE,
NULL);
QString iconName = QString::fromUtf8(icon_name);
g_free(icon_name);
if (iconName.startsWith(QLatin1Char('/')))
return QIcon(iconName);
return QIcon::fromTheme(iconName);
}
return icon;
}
QT_END_NAMESPACE
#endif // !defined(QT_NO_STYLE_GTK)