/*************************************************************************/ /* display_server_x11.h */ /*************************************************************************/ /* This file is part of: */ /* GODOT ENGINE */ /* https://godotengine.org */ /*************************************************************************/ /* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */ /* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */ /* */ /* 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 DISPLAY_SERVER_X11_H #define DISPLAY_SERVER_X11_H #ifdef X11_ENABLED #include "servers/display_server.h" #include "core/input/input.h" #include "core/templates/local_vector.h" #include "drivers/alsa/audio_driver_alsa.h" #include "drivers/alsamidi/midi_driver_alsamidi.h" #include "drivers/pulseaudio/audio_driver_pulseaudio.h" #include "drivers/unix/os_unix.h" #include "joypad_linux.h" #include "servers/audio_server.h" #include "servers/rendering/renderer_compositor.h" #include "servers/rendering_server.h" #if defined(OPENGL_ENABLED) #include "context_gl_x11.h" #endif #if defined(VULKAN_ENABLED) #include "drivers/vulkan/rendering_device_vulkan.h" #include "platform/linuxbsd/vulkan_context_x11.h" #endif #include #include #include #include #include typedef struct _xrr_monitor_info { Atom name; Bool primary = false; Bool automatic = false; int noutput = 0; int x = 0; int y = 0; int width = 0; int height = 0; int mwidth = 0; int mheight = 0; RROutput *outputs = nullptr; } xrr_monitor_info; #undef CursorShape class DisplayServerX11 : public DisplayServer { //No need to register, it's platform-specific and nothing is added //GDCLASS(DisplayServerX11, DisplayServer) _THREAD_SAFE_CLASS_ Atom wm_delete; Atom xdnd_enter; Atom xdnd_position; Atom xdnd_status; Atom xdnd_action_copy; Atom xdnd_drop; Atom xdnd_finished; Atom xdnd_selection; Atom xdnd_aware; Atom requested; int xdnd_version; #if defined(OPENGL_ENABLED) ContextGL_X11 *context_gles2; #endif #if defined(VULKAN_ENABLED) VulkanContextX11 *context_vulkan; RenderingDeviceVulkan *rendering_device_vulkan; #endif struct WindowData { Window x11_window; ::XIC xic; Size2i min_size; Size2i max_size; Point2i position; Size2i size; Point2i im_position; bool im_active = false; Callable rect_changed_callback; Callable event_callback; Callable input_event_callback; Callable input_text_callback; Callable drop_files_callback; WindowID transient_parent = INVALID_WINDOW_ID; Set transient_children; ObjectID instance_id; bool menu_type = false; bool no_focus = false; //better to guess on the fly, given WM can change it //WindowMode mode; bool fullscreen = false; //OS can't exit from this mode bool on_top = false; bool borderless = false; bool resize_disabled = false; Vector2i last_position_before_fs; bool focused = false; bool minimized = false; unsigned int focus_order = 0; }; Map windows; WindowID window_id_counter = MAIN_WINDOW_ID; WindowID _create_window(WindowMode p_mode, uint32_t p_flags, const Rect2i &p_rect); String internal_clipboard; Window xdnd_source_window; ::Display *x11_display; char *xmbstring; int xmblen; unsigned long last_timestamp; ::Time last_keyrelease_time; ::XIM xim; ::XIMStyle xim_style; static void _xim_destroy_callback(::XIM im, ::XPointer client_data, ::XPointer call_data); Point2i last_mouse_pos; bool last_mouse_pos_valid; Point2i last_click_pos; uint64_t last_click_ms; int last_click_button_index; uint32_t last_button_state; bool app_focused = false; uint64_t time_since_no_focus = 0; struct { int opcode; Vector touch_devices; Map absolute_devices; Map pen_pressure_range; Map pen_tilt_x_range; Map pen_tilt_y_range; XIEventMask all_event_mask; Map state; double pressure; bool pressure_supported; Vector2 tilt; Vector2 mouse_pos_to_filter; Vector2 relative_motion; Vector2 raw_pos; Vector2 old_raw_pos; ::Time last_relative_time; } xi; bool _refresh_device_info(); unsigned int _get_mouse_button_state(unsigned int p_x11_button, int p_x11_type); void _get_key_modifier_state(unsigned int p_x11_state, Ref state); void _flush_mouse_motion(); MouseMode mouse_mode; Point2i center; void _handle_key_event(WindowID p_window, XKeyEvent *p_event, LocalVector &p_events, uint32_t &p_event_index, bool p_echo = false); Atom _process_selection_request_target(Atom p_target, Window p_requestor, Atom p_property) const; void _handle_selection_request_event(XSelectionRequestEvent *p_event) const; String _clipboard_get_impl(Atom p_source, Window x11_window, Atom target) const; String _clipboard_get(Atom p_source, Window x11_window) const; void _clipboard_transfer_ownership(Atom p_source, Window x11_window) const; //bool minimized; //bool window_has_focus; bool do_mouse_warp; const char *cursor_theme; int cursor_size; XcursorImage *img[CURSOR_MAX]; Cursor cursors[CURSOR_MAX]; Cursor null_cursor; CursorShape current_cursor; Map> cursors_cache; bool layered_window; String rendering_driver; //bool window_focused; //void set_wm_border(bool p_enabled); void set_wm_fullscreen(bool p_enabled); void set_wm_above(bool p_enabled); typedef xrr_monitor_info *(*xrr_get_monitors_t)(Display *dpy, Window window, Bool get_active, int *nmonitors); typedef void (*xrr_free_monitors_t)(xrr_monitor_info *monitors); xrr_get_monitors_t xrr_get_monitors; xrr_free_monitors_t xrr_free_monitors; void *xrandr_handle; Bool xrandr_ext_ok; struct Property { unsigned char *data; int format, nitems; Atom type; }; static Property _read_property(Display *p_display, Window p_window, Atom p_property); void _update_real_mouse_position(const WindowData &wd); bool _window_maximize_check(WindowID p_window, const char *p_atom_name) const; void _update_size_hints(WindowID p_window); void _set_wm_fullscreen(WindowID p_window, bool p_enabled); void _set_wm_maximized(WindowID p_window, bool p_enabled); void _update_context(WindowData &wd); Context context = CONTEXT_ENGINE; void _send_window_event(const WindowData &wd, WindowEvent p_event); static void _dispatch_input_events(const Ref &p_event); void _dispatch_input_event(const Ref &p_event); mutable Mutex events_mutex; Thread events_thread; bool events_thread_done = false; LocalVector polled_events; static void _poll_events_thread(void *ud); bool _wait_for_events() const; void _poll_events(); static Bool _predicate_all_events(Display *display, XEvent *event, XPointer arg); static Bool _predicate_clipboard_selection(Display *display, XEvent *event, XPointer arg); static Bool _predicate_clipboard_incr(Display *display, XEvent *event, XPointer arg); static Bool _predicate_clipboard_save_targets(Display *display, XEvent *event, XPointer arg); protected: void _window_changed(XEvent *event); public: virtual bool has_feature(Feature p_feature) const; virtual String get_name() const; virtual void alert(const String &p_alert, const String &p_title = "ALERT!"); virtual void mouse_set_mode(MouseMode p_mode); virtual MouseMode mouse_get_mode() const; virtual void mouse_warp_to_position(const Point2i &p_to); virtual Point2i mouse_get_position() const; virtual Point2i mouse_get_absolute_position() const; virtual int mouse_get_button_state() const; virtual void clipboard_set(const String &p_text); virtual String clipboard_get() const; virtual int get_screen_count() const; virtual Point2i screen_get_position(int p_screen = SCREEN_OF_MAIN_WINDOW) const; virtual Size2i screen_get_size(int p_screen = SCREEN_OF_MAIN_WINDOW) const; virtual Rect2i screen_get_usable_rect(int p_screen = SCREEN_OF_MAIN_WINDOW) const; virtual int screen_get_dpi(int p_screen = SCREEN_OF_MAIN_WINDOW) const; virtual bool screen_is_touchscreen(int p_screen = SCREEN_OF_MAIN_WINDOW) const; virtual Vector get_window_list() const; virtual WindowID create_sub_window(WindowMode p_mode, uint32_t p_flags, const Rect2i &p_rect = Rect2i()); virtual void show_window(WindowID p_id); virtual void delete_sub_window(WindowID p_id); virtual WindowID get_window_at_screen_position(const Point2i &p_position) const; virtual void window_attach_instance_id(ObjectID p_instance, WindowID p_window = MAIN_WINDOW_ID); virtual ObjectID window_get_attached_instance_id(WindowID p_window = MAIN_WINDOW_ID) const; virtual void window_set_title(const String &p_title, WindowID p_window = MAIN_WINDOW_ID); virtual void window_set_mouse_passthrough(const Vector &p_region, WindowID p_window = MAIN_WINDOW_ID); virtual void window_set_rect_changed_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID); virtual void window_set_window_event_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID); virtual void window_set_input_event_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID); virtual void window_set_input_text_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID); virtual void window_set_drop_files_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID); virtual int window_get_current_screen(WindowID p_window = MAIN_WINDOW_ID) const; virtual void window_set_current_screen(int p_screen, WindowID p_window = MAIN_WINDOW_ID); virtual Point2i window_get_position(WindowID p_window = MAIN_WINDOW_ID) const; virtual void window_set_position(const Point2i &p_position, WindowID p_window = MAIN_WINDOW_ID); virtual void window_set_max_size(const Size2i p_size, WindowID p_window = MAIN_WINDOW_ID); virtual Size2i window_get_max_size(WindowID p_window = MAIN_WINDOW_ID) const; virtual void window_set_transient(WindowID p_window, WindowID p_parent); virtual void window_set_min_size(const Size2i p_size, WindowID p_window = MAIN_WINDOW_ID); virtual Size2i window_get_min_size(WindowID p_window = MAIN_WINDOW_ID) const; virtual void window_set_size(const Size2i p_size, WindowID p_window = MAIN_WINDOW_ID); virtual Size2i window_get_size(WindowID p_window = MAIN_WINDOW_ID) const; virtual Size2i window_get_real_size(WindowID p_window = MAIN_WINDOW_ID) const; virtual void window_set_mode(WindowMode p_mode, WindowID p_window = MAIN_WINDOW_ID); virtual WindowMode window_get_mode(WindowID p_window = MAIN_WINDOW_ID) const; virtual bool window_is_maximize_allowed(WindowID p_window = MAIN_WINDOW_ID) const; virtual void window_set_flag(WindowFlags p_flag, bool p_enabled, WindowID p_window = MAIN_WINDOW_ID); virtual bool window_get_flag(WindowFlags p_flag, WindowID p_window = MAIN_WINDOW_ID) const; virtual void window_request_attention(WindowID p_window = MAIN_WINDOW_ID); virtual void window_move_to_foreground(WindowID p_window = MAIN_WINDOW_ID); virtual bool window_can_draw(WindowID p_window = MAIN_WINDOW_ID) const; virtual bool can_any_window_draw() const; virtual void window_set_ime_active(const bool p_active, WindowID p_window = MAIN_WINDOW_ID); virtual void window_set_ime_position(const Point2i &p_pos, WindowID p_window = MAIN_WINDOW_ID); virtual void cursor_set_shape(CursorShape p_shape); virtual CursorShape cursor_get_shape() const; virtual void cursor_set_custom_image(const RES &p_cursor, CursorShape p_shape, const Vector2 &p_hotspot); virtual int keyboard_get_layout_count() const; virtual int keyboard_get_current_layout() const; virtual void keyboard_set_current_layout(int p_index); virtual String keyboard_get_layout_language(int p_index) const; virtual String keyboard_get_layout_name(int p_index) const; virtual void process_events(); virtual void release_rendering_thread(); virtual void make_rendering_thread(); virtual void swap_buffers(); virtual void set_context(Context p_context); virtual void set_native_icon(const String &p_filename); virtual void set_icon(const Ref &p_icon); static DisplayServer *create_func(const String &p_rendering_driver, WindowMode p_mode, uint32_t p_flags, const Vector2i &p_resolution, Error &r_error); static Vector get_rendering_drivers_func(); static void register_x11_driver(); DisplayServerX11(const String &p_rendering_driver, WindowMode p_mode, uint32_t p_flags, const Vector2i &p_resolution, Error &r_error); ~DisplayServerX11(); }; #endif // X11 enabled #endif // DISPLAY_SERVER_X11_H