godot/platform/linuxbsd/freedesktop_portal_desktop.h

112 lines
5.0 KiB
C++

/**************************************************************************/
/* freedesktop_portal_desktop.h */
/**************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/**************************************************************************/
/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/**************************************************************************/
#ifndef FREEDESKTOP_PORTAL_DESKTOP_H
#define FREEDESKTOP_PORTAL_DESKTOP_H
#ifdef DBUS_ENABLED
#include "core/os/thread.h"
#include "core/os/thread_safe.h"
#include "servers/display_server.h"
struct DBusMessage;
struct DBusConnection;
struct DBusMessageIter;
class FreeDesktopPortalDesktop : public Object {
private:
bool unsupported = false;
static bool try_parse_variant(DBusMessage *p_reply_message, int p_type, void *r_value);
// Read a setting from org.freekdesktop.portal.Settings
bool read_setting(const char *p_namespace, const char *p_key, int p_type, void *r_value);
static void append_dbus_string(DBusMessageIter *p_iter, const String &p_string);
static void append_dbus_dict_options(DBusMessageIter *p_iter, const TypedArray<Dictionary> &p_options);
static void append_dbus_dict_filters(DBusMessageIter *p_iter, const Vector<String> &p_filter_names, const Vector<String> &p_filter_exts);
static void append_dbus_dict_string(DBusMessageIter *p_iter, const String &p_key, const String &p_value, bool p_as_byte_array = false);
static void append_dbus_dict_bool(DBusMessageIter *p_iter, const String &p_key, bool p_value);
static bool file_chooser_parse_response(DBusMessageIter *p_iter, const Vector<String> &p_names, bool &r_cancel, Vector<String> &r_urls, int &r_index, Dictionary &r_options);
struct FileDialogData {
Vector<String> filter_names;
DisplayServer::WindowID prev_focus = DisplayServer::INVALID_WINDOW_ID;
Callable callback;
String filter;
String path;
bool opt_in_cb = false;
};
struct FileDialogCallback {
Callable callback;
Variant status;
Variant files;
Variant index;
Variant options;
bool opt_in_cb = false;
};
List<FileDialogCallback> pending_cbs;
Mutex file_dialog_mutex;
Vector<FileDialogData> file_dialogs;
Thread monitor_thread;
SafeFlag monitor_thread_abort;
DBusConnection *monitor_connection = nullptr;
String theme_path;
Callable system_theme_changed;
void _system_theme_changed_callback();
static void _thread_monitor(void *p_ud);
public:
FreeDesktopPortalDesktop();
~FreeDesktopPortalDesktop();
bool is_supported() { return !unsupported; }
Error file_dialog_show(DisplayServer::WindowID p_window_id, const String &p_xid, const String &p_title, const String &p_current_directory, const String &p_root, const String &p_filename, DisplayServer::FileDialogMode p_mode, const Vector<String> &p_filters, const TypedArray<Dictionary> &p_options, const Callable &p_callback, bool p_options_in_cb);
void process_file_dialog_callbacks();
// Retrieve the system's preferred color scheme.
// 0: No preference or unknown.
// 1: Prefer dark appearance.
// 2: Prefer light appearance.
uint32_t get_appearance_color_scheme();
void set_system_theme_change_callback(const Callable &p_system_theme_changed) {
system_theme_changed = p_system_theme_changed;
}
};
#endif // DBUS_ENABLED
#endif // FREEDESKTOP_PORTAL_DESKTOP_H