Initial commit

1 files changed, 195 insertions, 0 deletions

diff --git a/contrib/SDL-3.2.8/src/video/wayland/SDL_waylandevents_c.h b/contrib/SDL-3.2.8/src/video/wayland/SDL_waylandevents_c.h
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+++ b/contrib/SDL-3.2.8/src/video/wayland/SDL_waylandevents_c.h
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+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not
+     claim that you wrote the original software. If you use this software
+     in a product, an acknowledgment in the product documentation would be
+     appreciated but is not required.
+  2. Altered source versions must be plainly marked as such, and must not be
+     misrepresented as being the original software.
+  3. This notice may not be removed or altered from any source distribution.
+*/
+
+#include "SDL_internal.h"
+
+#ifndef SDL_waylandevents_h_
+#define SDL_waylandevents_h_
+
+#include "../../events/SDL_mouse_c.h"
+#include "../../events/SDL_pen_c.h"
+
+#include "SDL_waylandvideo.h"
+#include "SDL_waylandwindow.h"
+#include "SDL_waylanddatamanager.h"
+#include "SDL_waylandkeyboard.h"
+
+enum SDL_WaylandAxisEvent
+{
+    AXIS_EVENT_CONTINUOUS = 0,
+    AXIS_EVENT_DISCRETE,
+    AXIS_EVENT_VALUE120
+};
+
+struct SDL_WaylandTabletSeat;
+
+typedef struct SDL_WaylandTabletInput
+{
+    struct SDL_WaylandInput *input;
+    struct zwp_tablet_seat_v2 *seat;
+} SDL_WaylandTabletInput;
+
+typedef struct
+{
+    int32_t repeat_rate;     // Repeat rate in range of [1, 1000] character(s) per second
+    int32_t repeat_delay_ms; // Time to first repeat event in milliseconds
+    Uint32 keyboard_id;      // ID of the source keyboard.
+    bool is_initialized;
+
+    bool is_key_down;
+    uint32_t key;
+    Uint64 wl_press_time_ns;  // Key press time as reported by the Wayland API
+    Uint64 sdl_press_time_ns; // Key press time expressed in SDL ticks
+    Uint64 next_repeat_ns;    // Next repeat event in nanoseconds
+    uint32_t scancode;
+    char text[8];
+} SDL_WaylandKeyboardRepeat;
+
+struct SDL_WaylandInput
+{
+    SDL_VideoData *display;
+    struct wl_seat *seat;
+    struct wl_pointer *pointer;
+    struct wl_touch *touch;
+    struct wl_keyboard *keyboard;
+    SDL_WaylandDataDevice *data_device;
+    SDL_WaylandPrimarySelectionDevice *primary_selection_device;
+    SDL_WaylandTextInput *text_input;
+    struct wp_cursor_shape_device_v1 *cursor_shape;
+    struct zwp_relative_pointer_v1 *relative_pointer;
+    struct zwp_input_timestamps_v1 *keyboard_timestamps;
+    struct zwp_input_timestamps_v1 *pointer_timestamps;
+    struct zwp_input_timestamps_v1 *touch_timestamps;
+    SDL_WindowData *pointer_focus;
+    SDL_WindowData *keyboard_focus;
+    SDL_CursorData *current_cursor;
+    SDL_KeyboardID keyboard_id;
+    SDL_MouseID pointer_id;
+    uint32_t pointer_enter_serial;
+
+    // High-resolution event timestamps
+    Uint64 keyboard_timestamp_ns;
+    Uint64 pointer_timestamp_ns;
+    Uint64 touch_timestamp_ns;
+
+    // Last motion location
+    wl_fixed_t sx_w;
+    wl_fixed_t sy_w;
+
+    SDL_MouseButtonFlags buttons_pressed;
+
+    // The serial of the last implicit grab event for window activation and selection data.
+    Uint32 last_implicit_grab_serial;
+
+    struct
+    {
+        struct xkb_keymap *keymap;
+        struct xkb_state *state;
+        struct xkb_compose_table *compose_table;
+        struct xkb_compose_state *compose_state;
+
+        // Keyboard layout "group"
+        uint32_t current_group;
+
+        // Modifier bitshift values
+        uint32_t idx_shift;
+        uint32_t idx_ctrl;
+        uint32_t idx_alt;
+        uint32_t idx_gui;
+        uint32_t idx_mod3;
+        uint32_t idx_mod5;
+        uint32_t idx_num;
+        uint32_t idx_caps;
+
+        // Current system modifier flags
+        uint32_t wl_pressed_modifiers;
+        uint32_t wl_locked_modifiers;
+    } xkb;
+
+    // information about axis events on current frame
+    struct
+    {
+        enum SDL_WaylandAxisEvent x_axis_type;
+        float x;
+
+        enum SDL_WaylandAxisEvent y_axis_type;
+        float y;
+
+        // Event timestamp in nanoseconds
+        Uint64 timestamp_ns;
+        SDL_MouseWheelDirection direction;
+    } pointer_curr_axis_info;
+
+    SDL_WaylandKeyboardRepeat keyboard_repeat;
+
+    SDL_WaylandTabletInput *tablet_input;
+
+    bool keyboard_is_virtual;
+
+    // Current SDL modifier flags
+    SDL_Keymod pressed_modifiers;
+    SDL_Keymod locked_modifiers;
+};
+
+
+extern Uint64 Wayland_GetTouchTimestamp(struct SDL_WaylandInput *input, Uint32 wl_timestamp_ms);
+
+extern void Wayland_PumpEvents(SDL_VideoDevice *_this);
+extern void Wayland_SendWakeupEvent(SDL_VideoDevice *_this, SDL_Window *window);
+extern int Wayland_WaitEventTimeout(SDL_VideoDevice *_this, Sint64 timeoutNS);
+
+extern void Wayland_create_data_device(SDL_VideoData *d);
+extern void Wayland_create_primary_selection_device(SDL_VideoData *d);
+
+extern void Wayland_create_text_input_manager(SDL_VideoData *d, uint32_t id);
+
+extern void Wayland_input_initialize_seat(SDL_VideoData *d);
+extern void Wayland_display_destroy_input(SDL_VideoData *d);
+
+extern void Wayland_input_init_relative_pointer(SDL_VideoData *d);
+extern bool Wayland_input_enable_relative_pointer(struct SDL_WaylandInput *input);
+extern bool Wayland_input_disable_relative_pointer(struct SDL_WaylandInput *input);
+
+extern bool Wayland_input_lock_pointer(struct SDL_WaylandInput *input, SDL_Window *window);
+extern bool Wayland_input_unlock_pointer(struct SDL_WaylandInput *input, SDL_Window *window);
+
+extern bool Wayland_input_confine_pointer(struct SDL_WaylandInput *input, SDL_Window *window);
+extern bool Wayland_input_unconfine_pointer(struct SDL_WaylandInput *input, SDL_Window *window);
+
+extern bool Wayland_input_grab_keyboard(SDL_Window *window, struct SDL_WaylandInput *input);
+extern bool Wayland_input_ungrab_keyboard(SDL_Window *window);
+
+extern void Wayland_input_init_tablet_support(struct SDL_WaylandInput *input, struct zwp_tablet_manager_v2 *tablet_manager);
+extern void Wayland_input_quit_tablet_support(struct SDL_WaylandInput *input);
+
+extern void Wayland_RegisterTimestampListeners(struct SDL_WaylandInput *input);
+extern void Wayland_CreateCursorShapeDevice(struct SDL_WaylandInput *input);
+
+/* The implicit grab serial needs to be updated on:
+ * - Keyboard key down/up
+ * - Mouse button down
+ * - Touch event down
+ * - Tablet tool down
+ * - Tablet tool button down/up
+ */
+extern void Wayland_UpdateImplicitGrabSerial(struct SDL_WaylandInput *input, Uint32 serial);
+
+#endif // SDL_waylandevents_h_