4 files changed, 241 insertions, 0 deletions

diff --git a/include/sway/input/cursor.h b/include/sway/input/cursor.h
new file mode 100644
index 00000000..fcd94437
--- /dev/null
+++ b/include/sway/input/cursor.h
@@ -0,0 +1,36 @@
+#ifndef _SWAY_INPUT_CURSOR_H
+#define _SWAY_INPUT_CURSOR_H
+#include <stdint.h>
+#include "sway/input/seat.h"
+
+struct sway_cursor {
+	struct sway_seat *seat;
+	struct wlr_cursor *cursor;
+	struct wlr_xcursor_manager *xcursor_manager;
+
+	struct wl_client *image_client;
+
+	struct wl_listener motion;
+	struct wl_listener motion_absolute;
+	struct wl_listener button;
+	struct wl_listener axis;
+
+	struct wl_listener touch_down;
+	struct wl_listener touch_up;
+	struct wl_listener touch_motion;
+
+	struct wl_listener tool_axis;
+	struct wl_listener tool_tip;
+	struct wl_listener tool_button;
+	uint32_t tool_buttons;
+
+	struct wl_listener request_set_cursor;
+};
+
+void sway_cursor_destroy(struct sway_cursor *cursor);
+struct sway_cursor *sway_cursor_create(struct sway_seat *seat);
+void cursor_send_pointer_motion(struct sway_cursor *cursor, uint32_t time);
+void dispatch_cursor_button(struct sway_cursor *cursor, uint32_t time_msec,
+	uint32_t button, enum wlr_button_state state);
+
+#endif
diff --git a/include/sway/input/input-manager.h b/include/sway/input/input-manager.h
new file mode 100644
index 00000000..89a3ac71
--- /dev/null
+++ b/include/sway/input/input-manager.h
@@ -0,0 +1,64 @@
+#ifndef _SWAY_INPUT_INPUT_MANAGER_H
+#define _SWAY_INPUT_INPUT_MANAGER_H
+#include <libinput.h>
+#include <wlr/types/wlr_input_inhibitor.h>
+#include "sway/server.h"
+#include "sway/config.h"
+#include "list.h"
+
+/**
+ * The global singleton input manager
+ * TODO: make me not a global
+ */
+extern struct sway_input_manager *input_manager;
+
+struct sway_input_device {
+	char *identifier;
+	struct wlr_input_device *wlr_device;
+	struct wl_list link;
+	struct wl_listener device_destroy;
+};
+
+struct sway_input_manager {
+	struct sway_server *server;
+	struct wl_list devices;
+	struct wl_list seats;
+
+	struct wlr_input_inhibit_manager *inhibit;
+
+	struct wl_listener new_input;
+	struct wl_listener inhibit_activate;
+	struct wl_listener inhibit_deactivate;
+};
+
+struct sway_input_manager *input_manager_create(struct sway_server *server);
+
+bool input_manager_has_focus(struct sway_input_manager *input,
+		struct sway_container *container);
+
+void input_manager_set_focus(struct sway_input_manager *input,
+		struct sway_container *container);
+
+void input_manager_configure_xcursor(struct sway_input_manager *input);
+
+void input_manager_apply_input_config(struct sway_input_manager *input,
+		struct input_config *input_config);
+
+void input_manager_apply_seat_config(struct sway_input_manager *input,
+		struct seat_config *seat_config);
+
+struct sway_seat *input_manager_get_default_seat(
+		struct sway_input_manager *input);
+
+struct sway_seat *input_manager_get_seat(struct sway_input_manager *input,
+		const char *seat_name);
+
+/**
+ * Gets the last seat the user interacted with
+ */
+struct sway_seat *input_manager_current_seat(struct sway_input_manager *input);
+
+struct input_config *input_device_get_config(struct sway_input_device *device);
+
+
+#endif
diff --git a/include/sway/input/keyboard.h b/include/sway/input/keyboard.h
new file mode 100644
index 00000000..8ec3eb35
--- /dev/null
+++ b/include/sway/input/keyboard.h
@@ -0,0 +1,30 @@
+#ifndef _SWAY_INPUT_KEYBOARD_H
+#define _SWAY_INPUT_KEYBOARD_H
+
+#include "sway/input/seat.h"
+
+#define SWAY_KEYBOARD_PRESSED_KEYSYMS_CAP 32
+
+struct sway_keyboard {
+	struct sway_seat_device *seat_device;
+
+	struct xkb_keymap *keymap;
+
+	struct wl_listener keyboard_key;
+	struct wl_listener keyboard_modifiers;
+
+	xkb_keysym_t pressed_keysyms_translated[SWAY_KEYBOARD_PRESSED_KEYSYMS_CAP];
+	uint32_t modifiers_translated;
+
+	xkb_keysym_t pressed_keysyms_raw[SWAY_KEYBOARD_PRESSED_KEYSYMS_CAP];
+	uint32_t modifiers_raw;
+};
+
+struct sway_keyboard *sway_keyboard_create(struct sway_seat *seat,
+		struct sway_seat_device *device);
+
+void sway_keyboard_configure(struct sway_keyboard *keyboard);
+
+void sway_keyboard_destroy(struct sway_keyboard *keyboard);
+
+#endif
diff --git a/include/sway/input/seat.h b/include/sway/input/seat.h
new file mode 100644
index 00000000..ff76841e
--- /dev/null
+++ b/include/sway/input/seat.h
@@ -0,0 +1,111 @@
+#ifndef _SWAY_INPUT_SEAT_H
+#define _SWAY_INPUT_SEAT_H
+
+#include <wlr/types/wlr_layer_shell.h>
+#include <wlr/types/wlr_seat.h>
+#include "sway/input/input-manager.h"
+
+struct sway_seat_device {
+	struct sway_seat *sway_seat;
+	struct sway_input_device *input_device;
+	struct sway_keyboard *keyboard;
+	struct wl_list link; // sway_seat::devices
+};
+
+struct sway_seat_container {
+	struct sway_seat *seat;
+	struct sway_container *container;
+
+	struct wl_list link; // sway_seat::focus_stack
+
+	struct wl_listener destroy;
+};
+
+struct sway_seat {
+	struct wlr_seat *wlr_seat;
+	struct sway_cursor *cursor;
+	struct sway_input_manager *input;
+
+	bool has_focus;
+	struct wl_list focus_stack; // list of containers in focus order
+
+	// If the focused layer is set, views cannot receive keyboard focus
+	struct wlr_layer_surface *focused_layer;
+
+	// If exclusive_client is set, no other clients will receive input events
+	struct wl_client *exclusive_client;
+
+	struct wl_listener focus_destroy;
+	struct wl_listener new_container;
+
+	struct wl_list devices; // sway_seat_device::link
+
+	struct wl_list link; // input_manager::seats
+};
+
+struct sway_seat *seat_create(struct sway_input_manager *input,
+		const char *seat_name);
+
+void seat_destroy(struct sway_seat *seat);
+
+void seat_add_device(struct sway_seat *seat,
+		struct sway_input_device *device);
+
+void seat_configure_device(struct sway_seat *seat,
+		struct sway_input_device *device);
+
+void seat_remove_device(struct sway_seat *seat,
+		struct sway_input_device *device);
+
+void seat_configure_xcursor(struct sway_seat *seat);
+
+void seat_set_focus(struct sway_seat *seat, struct sway_container *container);
+
+void seat_set_focus_warp(struct sway_seat *seat,
+		struct sway_container *container, bool warp);
+
+void seat_set_focus_surface(struct sway_seat *seat,
+		struct wlr_surface *surface);
+
+void seat_set_focus_layer(struct sway_seat *seat,
+		struct wlr_layer_surface *layer);
+
+void seat_set_exclusive_client(struct sway_seat *seat,
+		struct wl_client *client);
+
+struct sway_container *seat_get_focus(struct sway_seat *seat);
+
+/**
+ * Return the last container to be focused for the seat (or the most recently
+ * opened if no container has received focused) that is a child of the given
+ * container. The focus-inactive container of the root window is the focused
+ * container for the seat (if the seat does have focus). This function can be
+ * used to determine what container gets focused next if the focused container
+ * is destroyed, or focus moves to a container with children and we need to
+ * descend into the next leaf in focus order.
+ */
+struct sway_container *seat_get_focus_inactive(struct sway_seat *seat,
+		struct sway_container *container);
+
+/**
+ * Descend into the focus stack to find the focus-inactive view. Useful for
+ * container placement when they change position in the tree.
+ */
+struct sway_container *seat_get_focus_inactive_view(struct sway_seat *seat,
+		struct sway_container *container);
+
+/**
+ * Iterate over the focus-inactive children of the container calling the
+ * function on each.
+ */
+void seat_focus_inactive_children_for_each(struct sway_seat *seat,
+		struct sway_container *container,
+		void (*f)(struct sway_container *container, void *data), void *data);
+
+void seat_apply_config(struct sway_seat *seat, struct seat_config *seat_config);
+
+struct seat_config *seat_get_config(struct sway_seat *seat);
+
+bool seat_is_input_allowed(struct sway_seat *seat, struct wlr_surface *surface);
+
+#endif