mirror of
https://github.com/vale981/tdesktop
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08167a6a91
Currently the build without implicitly included precompiled header is not supported anyway (because Qt MOC source files do not include stdafx.h, they include plain headers). So when we decide to support building without implicitly included precompiled headers we'll have to fix all the headers anyway.
113 lines
3.7 KiB
C++
113 lines
3.7 KiB
C++
/*
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This file is part of Telegram Desktop,
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the official desktop version of Telegram messaging app, see https://telegram.org
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Telegram Desktop is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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It is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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In addition, as a special exception, the copyright holders give permission
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to link the code of portions of this program with the OpenSSL library.
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Full license: https://github.com/telegramdesktop/tdesktop/blob/master/LICENSE
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Copyright (c) 2014-2017 John Preston, https://desktop.telegram.org
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*/
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#include "platform/linux/linux_gdk_helper.h"
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#include "platform/linux/linux_libs.h"
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extern "C" {
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#undef signals
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#include <gdk/gdkx.h>
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#define signals public
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} // extern "C"
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namespace Platform {
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namespace internal {
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enum class GtkLoaded {
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GtkNone,
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Gtk2,
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Gtk3,
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};
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GtkLoaded gdk_helper_loaded = GtkLoaded::GtkNone;
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// To be able to compile with gtk-3.0 headers as well
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#define GdkDrawable GdkWindow
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// Gtk 2
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using f_gdk_x11_drawable_get_xdisplay = Display*(*)(GdkDrawable*);
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f_gdk_x11_drawable_get_xdisplay gdk_x11_drawable_get_xdisplay = nullptr;
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using f_gdk_x11_drawable_get_xid = XID(*)(GdkDrawable*);
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f_gdk_x11_drawable_get_xid gdk_x11_drawable_get_xid = nullptr;
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// Gtk 3
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using f_gdk_x11_window_get_type = GType (*)(void);
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f_gdk_x11_window_get_type gdk_x11_window_get_type = nullptr;
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// To be able to compile with gtk-2.0 headers as well
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template <typename Object>
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inline bool gdk_is_x11_window_check(Object *obj) {
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return Libs::g_type_cit_helper(obj, gdk_x11_window_get_type());
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}
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using f_gdk_window_get_display = GdkDisplay*(*)(GdkWindow *window);
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f_gdk_window_get_display gdk_window_get_display = nullptr;
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using f_gdk_x11_display_get_xdisplay = Display*(*)(GdkDisplay *display);
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f_gdk_x11_display_get_xdisplay gdk_x11_display_get_xdisplay = nullptr;
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using f_gdk_x11_window_get_xid = Window(*)(GdkWindow *window);
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f_gdk_x11_window_get_xid gdk_x11_window_get_xid = nullptr;
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bool GdkHelperLoadGtk2(QLibrary &lib) {
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if (!Libs::load(lib, "gdk_x11_drawable_get_xdisplay", gdk_x11_drawable_get_xdisplay)) return false;
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if (!Libs::load(lib, "gdk_x11_drawable_get_xid", gdk_x11_drawable_get_xid)) return false;
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return true;
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}
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bool GdkHelperLoadGtk3(QLibrary &lib) {
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if (!Libs::load(lib, "gdk_x11_window_get_type", gdk_x11_window_get_type)) return false;
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if (!Libs::load(lib, "gdk_window_get_display", gdk_window_get_display)) return false;
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if (!Libs::load(lib, "gdk_x11_display_get_xdisplay", gdk_x11_display_get_xdisplay)) return false;
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if (!Libs::load(lib, "gdk_x11_window_get_xid", gdk_x11_window_get_xid)) return false;
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return true;
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}
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void GdkHelperLoad(QLibrary &lib) {
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gdk_helper_loaded = GtkLoaded::GtkNone;
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if (GdkHelperLoadGtk2(lib)) {
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gdk_helper_loaded = GtkLoaded::Gtk2;
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} else if (GdkHelperLoadGtk3(lib)) {
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gdk_helper_loaded = GtkLoaded::Gtk3;
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}
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}
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bool GdkHelperLoaded() {
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return gdk_helper_loaded != GtkLoaded::GtkNone;
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}
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void XSetTransientForHint(GdkWindow *window, quintptr winId) {
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if (gdk_helper_loaded == GtkLoaded::Gtk2) {
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::XSetTransientForHint(gdk_x11_drawable_get_xdisplay(window),
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gdk_x11_drawable_get_xid(window),
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winId);
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} else if (gdk_helper_loaded == GtkLoaded::Gtk3) {
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if (gdk_is_x11_window_check(window)) {
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::XSetTransientForHint(gdk_x11_display_get_xdisplay(gdk_window_get_display(window)),
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gdk_x11_window_get_xid(window),
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winId);
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}
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}
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}
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} // namespace internal
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} // namespace Platform
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