diff options
Diffstat (limited to 'platform/linuxbsd/x11/display_server_x11.h')
| -rw-r--r-- | platform/linuxbsd/x11/display_server_x11.h | 467 |
1 files changed, 467 insertions, 0 deletions
diff --git a/platform/linuxbsd/x11/display_server_x11.h b/platform/linuxbsd/x11/display_server_x11.h new file mode 100644 index 0000000000..2578ca06fd --- /dev/null +++ b/platform/linuxbsd/x11/display_server_x11.h @@ -0,0 +1,467 @@ +/*************************************************************************/ +/* display_server_x11.h */ +/*************************************************************************/ +/* This file is part of: */ +/* GODOT ENGINE */ +/* https://godotengine.org */ +/*************************************************************************/ +/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2022 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(SPEECHD_ENABLED) +#include "../tts_linux.h" +#endif + +#if defined(GLES3_ENABLED) +#include "gl_manager_x11.h" +#endif + +#if defined(VULKAN_ENABLED) +#include "drivers/vulkan/rendering_device_vulkan.h" +#include "vulkan_context_x11.h" +#endif + +#if defined(DBUS_ENABLED) +#include "../freedesktop_portal_desktop.h" +#include "../freedesktop_screensaver.h" +#endif + +#include <X11/Xatom.h> +#include <X11/Xlib.h> +#include <X11/Xutil.h> +#include <X11/keysym.h> + +#include "dynwrappers/xlib-so_wrap.h" + +#include "dynwrappers/xcursor-so_wrap.h" +#include "dynwrappers/xext-so_wrap.h" +#include "dynwrappers/xinerama-so_wrap.h" +#include "dynwrappers/xinput2-so_wrap.h" +#include "dynwrappers/xrandr-so_wrap.h" +#include "dynwrappers/xrender-so_wrap.h" + +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 = None; + int xdnd_version = 5; + +#if defined(GLES3_ENABLED) + GLManager_X11 *gl_manager = nullptr; +#endif +#if defined(VULKAN_ENABLED) + VulkanContextX11 *context_vulkan = nullptr; + RenderingDeviceVulkan *rendering_device_vulkan = nullptr; +#endif + +#if defined(DBUS_ENABLED) + FreeDesktopScreenSaver *screensaver = nullptr; + bool keep_screen_on = false; +#endif + +#ifdef SPEECHD_ENABLED + TTS_Linux *tts = nullptr; +#endif + +#if defined(DBUS_ENABLED) + FreeDesktopPortalDesktop *portal_desktop = nullptr; +#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; + HashSet<WindowID> transient_children; + + ObjectID instance_id; + + 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 exclusive_fullscreen = false; + bool on_top = false; + bool borderless = false; + bool resize_disabled = false; + Vector2i last_position_before_fs; + bool focused = true; + bool minimized = false; + bool maximized = false; + bool is_popup = false; + bool layered_window = false; + + Rect2i parent_safe_rect; + + unsigned int focus_order = 0; + }; + + HashMap<WindowID, WindowData> windows; + + unsigned int last_mouse_monitor_mask = 0; + uint64_t time_since_popup = 0; + + List<WindowID> popup_list; + + WindowID last_focused_window = INVALID_WINDOW_ID; + + WindowID window_id_counter = MAIN_WINDOW_ID; + WindowID _create_window(WindowMode p_mode, VSyncMode p_vsync_mode, uint32_t p_flags, const Rect2i &p_rect); + + String internal_clipboard; + String internal_clipboard_primary; + Window xdnd_source_window = 0; + ::Display *x11_display; + char *xmbstring = nullptr; + int xmblen = 0; + unsigned long last_timestamp = 0; + ::Time last_keyrelease_time = 0; + ::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 = false; + Point2i last_click_pos = Point2i(-100, -100); + uint64_t last_click_ms = 0; + MouseButton last_click_button_index = MouseButton::NONE; + MouseButton last_button_state = MouseButton::NONE; + bool app_focused = false; + uint64_t time_since_no_focus = 0; + + struct { + int opcode; + Vector<int> touch_devices; + HashMap<int, Vector2> absolute_devices; + HashMap<int, Vector2> pen_pressure_range; + HashMap<int, Vector2> pen_tilt_x_range; + HashMap<int, Vector2> pen_tilt_y_range; + HashMap<int, bool> pen_inverted_devices; + XIEventMask all_event_mask; + HashMap<int, Vector2> state; + double pressure; + bool pressure_supported; + bool pen_inverted; + 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(); + + Rect2i _screen_get_rect(int p_screen) const; + + MouseButton _get_mouse_button_state(MouseButton p_x11_button, int p_x11_type); + void _get_key_modifier_state(unsigned int p_x11_state, Ref<InputEventWithModifiers> state); + void _flush_mouse_motion(); + + MouseMode mouse_mode = MOUSE_MODE_VISIBLE; + Point2i center; + + void _handle_key_event(WindowID p_window, XKeyEvent *p_event, LocalVector<XEvent> &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, Atom p_selection) 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 do_mouse_warp = false; + + const char *cursor_theme = nullptr; + int cursor_size = 0; + XcursorImage *img[CURSOR_MAX]; + Cursor cursors[CURSOR_MAX]; + Cursor null_cursor; + CursorShape current_cursor = CURSOR_ARROW; + HashMap<CursorShape, Vector<Variant>> cursors_cache; + + String rendering_driver; + 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 = nullptr; + xrr_free_monitors_t xrr_free_monitors = nullptr; + void *xrandr_handle = nullptr; + 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; + bool _window_fullscreen_check(WindowID p_window) const; + bool _window_minimize_check(WindowID p_window) const; + void _validate_mode_on_map(WindowID p_window); + void _update_size_hints(WindowID p_window); + void _set_wm_fullscreen(WindowID p_window, bool p_enabled, bool p_exclusive); + void _set_wm_maximized(WindowID p_window, bool p_enabled); + void _set_wm_minimized(WindowID p_window, bool p_enabled); + + void _update_context(WindowData &wd); + + Context context = CONTEXT_ENGINE; + + WindowID _get_focused_window_or_popup() const; + + void _send_window_event(const WindowData &wd, WindowEvent p_event); + static void _dispatch_input_events(const Ref<InputEvent> &p_event); + void _dispatch_input_event(const Ref<InputEvent> &p_event); + + mutable Mutex events_mutex; + Thread events_thread; + SafeFlag events_thread_done; + LocalVector<XEvent> polled_events; + static void _poll_events_thread(void *ud); + bool _wait_for_events() const; + void _poll_events(); + void _check_pending_events(LocalVector<XEvent> &r_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: + bool mouse_process_popups(); + void popup_open(WindowID p_window); + void popup_close(WindowID p_window); + + virtual bool has_feature(Feature p_feature) const override; + virtual String get_name() const override; + +#ifdef SPEECHD_ENABLED + virtual bool tts_is_speaking() const override; + virtual bool tts_is_paused() const override; + virtual TypedArray<Dictionary> tts_get_voices() const override; + + virtual void tts_speak(const String &p_text, const String &p_voice, int p_volume = 50, float p_pitch = 1.f, float p_rate = 1.f, int p_utterance_id = 0, bool p_interrupt = false) override; + virtual void tts_pause() override; + virtual void tts_resume() override; + virtual void tts_stop() override; +#endif + +#if defined(DBUS_ENABLED) + virtual bool is_dark_mode_supported() const override; + virtual bool is_dark_mode() const override; +#endif + + virtual void mouse_set_mode(MouseMode p_mode) override; + virtual MouseMode mouse_get_mode() const override; + + virtual void warp_mouse(const Point2i &p_position) override; + virtual Point2i mouse_get_position() const override; + virtual MouseButton mouse_get_button_state() const override; + + virtual void clipboard_set(const String &p_text) override; + virtual String clipboard_get() const override; + virtual void clipboard_set_primary(const String &p_text) override; + virtual String clipboard_get_primary() const override; + + virtual int get_screen_count() const override; + virtual Point2i screen_get_position(int p_screen = SCREEN_OF_MAIN_WINDOW) const override; + virtual Size2i screen_get_size(int p_screen = SCREEN_OF_MAIN_WINDOW) const override; + virtual Rect2i screen_get_usable_rect(int p_screen = SCREEN_OF_MAIN_WINDOW) const override; + virtual int screen_get_dpi(int p_screen = SCREEN_OF_MAIN_WINDOW) const override; + virtual float screen_get_refresh_rate(int p_screen = SCREEN_OF_MAIN_WINDOW) const override; + +#if defined(DBUS_ENABLED) + virtual void screen_set_keep_on(bool p_enable) override; + virtual bool screen_is_kept_on() const override; +#endif + + virtual Vector<DisplayServer::WindowID> get_window_list() const override; + + virtual WindowID create_sub_window(WindowMode p_mode, VSyncMode p_vsync_mode, uint32_t p_flags, const Rect2i &p_rect = Rect2i()) override; + virtual void show_window(WindowID p_id) override; + virtual void delete_sub_window(WindowID p_id) override; + + virtual WindowID window_get_active_popup() const override; + virtual void window_set_popup_safe_rect(WindowID p_window, const Rect2i &p_rect) override; + virtual Rect2i window_get_popup_safe_rect(WindowID p_window) const override; + + virtual WindowID get_window_at_screen_position(const Point2i &p_position) const override; + + virtual int64_t window_get_native_handle(HandleType p_handle_type, WindowID p_window = MAIN_WINDOW_ID) const override; + + virtual void window_attach_instance_id(ObjectID p_instance, WindowID p_window = MAIN_WINDOW_ID) override; + virtual ObjectID window_get_attached_instance_id(WindowID p_window = MAIN_WINDOW_ID) const override; + + virtual void window_set_title(const String &p_title, WindowID p_window = MAIN_WINDOW_ID) override; + virtual void window_set_mouse_passthrough(const Vector<Vector2> &p_region, WindowID p_window = MAIN_WINDOW_ID) override; + + virtual void window_set_rect_changed_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID) override; + virtual void window_set_window_event_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID) override; + virtual void window_set_input_event_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID) override; + virtual void window_set_input_text_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID) override; + virtual void window_set_drop_files_callback(const Callable &p_callable, WindowID p_window = MAIN_WINDOW_ID) override; + + virtual int window_get_current_screen(WindowID p_window = MAIN_WINDOW_ID) const override; + virtual void window_set_current_screen(int p_screen, WindowID p_window = MAIN_WINDOW_ID) override; + + virtual Point2i window_get_position(WindowID p_window = MAIN_WINDOW_ID) const override; + virtual Point2i window_get_position_with_decorations(WindowID p_window = MAIN_WINDOW_ID) const override; + virtual void window_set_position(const Point2i &p_position, WindowID p_window = MAIN_WINDOW_ID) override; + + virtual void window_set_max_size(const Size2i p_size, WindowID p_window = MAIN_WINDOW_ID) override; + virtual Size2i window_get_max_size(WindowID p_window = MAIN_WINDOW_ID) const override; + virtual void gl_window_make_current(DisplayServer::WindowID p_window_id) override; + + virtual void window_set_transient(WindowID p_window, WindowID p_parent) override; + + virtual void window_set_min_size(const Size2i p_size, WindowID p_window = MAIN_WINDOW_ID) override; + virtual Size2i window_get_min_size(WindowID p_window = MAIN_WINDOW_ID) const override; + + virtual void window_set_size(const Size2i p_size, WindowID p_window = MAIN_WINDOW_ID) override; + virtual Size2i window_get_size(WindowID p_window = MAIN_WINDOW_ID) const override; + virtual Size2i window_get_size_with_decorations(WindowID p_window = MAIN_WINDOW_ID) const override; + + virtual void window_set_mode(WindowMode p_mode, WindowID p_window = MAIN_WINDOW_ID) override; + virtual WindowMode window_get_mode(WindowID p_window = MAIN_WINDOW_ID) const override; + + virtual bool window_is_maximize_allowed(WindowID p_window = MAIN_WINDOW_ID) const override; + + virtual void window_set_flag(WindowFlags p_flag, bool p_enabled, WindowID p_window = MAIN_WINDOW_ID) override; + virtual bool window_get_flag(WindowFlags p_flag, WindowID p_window = MAIN_WINDOW_ID) const override; + + virtual void window_request_attention(WindowID p_window = MAIN_WINDOW_ID) override; + + virtual void window_move_to_foreground(WindowID p_window = MAIN_WINDOW_ID) override; + + virtual bool window_can_draw(WindowID p_window = MAIN_WINDOW_ID) const override; + + virtual bool can_any_window_draw() const override; + + virtual void window_set_ime_active(const bool p_active, WindowID p_window = MAIN_WINDOW_ID) override; + virtual void window_set_ime_position(const Point2i &p_pos, WindowID p_window = MAIN_WINDOW_ID) override; + + virtual void window_set_vsync_mode(DisplayServer::VSyncMode p_vsync_mode, WindowID p_window = MAIN_WINDOW_ID) override; + virtual DisplayServer::VSyncMode window_get_vsync_mode(WindowID p_vsync_mode) const override; + + virtual void cursor_set_shape(CursorShape p_shape) override; + virtual CursorShape cursor_get_shape() const override; + virtual void cursor_set_custom_image(const Ref<Resource> &p_cursor, CursorShape p_shape, const Vector2 &p_hotspot) override; + + virtual int keyboard_get_layout_count() const override; + virtual int keyboard_get_current_layout() const override; + virtual void keyboard_set_current_layout(int p_index) override; + virtual String keyboard_get_layout_language(int p_index) const override; + virtual String keyboard_get_layout_name(int p_index) const override; + virtual Key keyboard_get_keycode_from_physical(Key p_keycode) const override; + + virtual void process_events() override; + + virtual void release_rendering_thread() override; + virtual void make_rendering_thread() override; + virtual void swap_buffers() override; + + virtual void set_context(Context p_context) override; + + virtual void set_native_icon(const String &p_filename) override; + virtual void set_icon(const Ref<Image> &p_icon) override; + + static DisplayServer *create_func(const String &p_rendering_driver, WindowMode p_mode, VSyncMode p_vsync_mode, uint32_t p_flags, const Vector2i *p_position, const Vector2i &p_resolution, Error &r_error); + static Vector<String> get_rendering_drivers_func(); + + static void register_x11_driver(); + + DisplayServerX11(const String &p_rendering_driver, WindowMode p_mode, VSyncMode p_vsync_mode, uint32_t p_flags, const Vector2i *p_position, const Vector2i &p_resolution, Error &r_error); + ~DisplayServerX11(); +}; + +#endif // X11 enabled + +#endif // DISPLAY_SERVER_X11_H |