wlroots: add support for zwp_text_input_unstable_v3

2 files changed, 94 insertions, 0 deletions

diff --git a/include/wlr/types/meson.build b/include/wlr/types/meson.build
index 6a8955c3..e8de124a 100644
--- a/include/wlr/types/meson.build
+++ b/include/wlr/types/meson.build
@@ -30,6 +30,7 @@ install_headers(
 	'wlr_tablet_pad.h',
 	'wlr_tablet_tool.h',
 	'wlr_tablet_v2.h',
+    'wlr_text_input_v3.h',
 	'wlr_touch.h',
 	'wlr_virtual_keyboard_v1.h',
 	'wlr_wl_shell.h',
diff --git a/include/wlr/types/wlr_text_input_v3.h b/include/wlr/types/wlr_text_input_v3.h
new file mode 100644
index 00000000..0db0cf47
--- /dev/null
+++ b/include/wlr/types/wlr_text_input_v3.h
@@ -0,0 +1,93 @@
+/*
+ * This an unstable interface of wlroots. No guarantees are made regarding the
+ * future consistency of this API.
+ */
+#ifndef WLR_USE_UNSTABLE
+#error "Add -DWLR_USE_UNSTABLE to enable unstable wlroots features"
+#endif
+
+#ifndef WLR_TYPES_WLR_TEXT_INPUT_V3_H
+#define WLR_TYPES_WLR_TEXT_INPUT_V3_H
+
+#include <wayland-server.h>
+#include <wlr/types/wlr_seat.h>
+#include <wlr/types/wlr_surface.h>
+
+struct wlr_text_input_v3_state {
+	struct {
+		char *text; // NULL is allowed and equivalent to empty string
+		uint32_t cursor;
+		uint32_t anchor;
+	} surrounding;
+
+	uint32_t text_change_cause;
+
+	struct {
+		uint32_t hint;
+		uint32_t purpose;
+	} content_type;
+
+	struct {
+		int32_t x;
+		int32_t y;
+		int32_t width;
+		int32_t height;
+	} cursor_rectangle;
+};
+
+struct wlr_text_input_v3 {
+	struct wlr_seat *seat; // becomes null when seat destroyed
+	struct wl_resource *resource;
+	struct wlr_surface *focused_surface;
+	struct wlr_text_input_v3_state pending;
+	struct wlr_text_input_v3_state current;
+	uint32_t current_serial; // next in line to send
+	bool pending_enabled;
+	bool current_enabled;
+
+	struct wl_list link;
+
+	struct wl_listener surface_destroy;
+	struct wl_listener seat_destroy;
+
+	struct {
+		struct wl_signal enable; // (struct wlr_text_input_v3*)
+		struct wl_signal commit; // (struct wlr_text_input_v3*)
+		struct wl_signal disable; // (struct wlr_text_input_v3*)
+		struct wl_signal destroy; // (struct wlr_text_input_v3*)
+	} events;
+};
+
+struct wlr_text_input_manager_v3 {
+	struct wl_global *global;
+
+	struct wl_list bound_resources; // struct wl_resource*::link
+	struct wl_list text_inputs; // struct wlr_text_input_v3::resource::link
+
+	struct wl_listener display_destroy;
+
+	struct {
+		struct wl_signal text_input; // (struct wlr_text_input_v3*)
+		struct wl_signal destroy; // (struct wlr_input_method_manager_v3*)
+	} events;
+};
+
+struct wlr_text_input_manager_v3 *wlr_text_input_manager_v3_create(
+	struct wl_display *wl_display);
+void wlr_text_input_manager_v3_destroy(
+	struct wlr_text_input_manager_v3 *manager);
+
+// Sends enter to the surface and saves it
+void wlr_text_input_v3_send_enter(struct wlr_text_input_v3 *text_input,
+	struct wlr_surface *wlr_surface);
+// Sends leave to the currently focused surface and clears it
+void wlr_text_input_v3_send_leave(struct wlr_text_input_v3 *text_input);
+void wlr_text_input_v3_send_preedit_string(struct wlr_text_input_v3 *text_input,
+	const char *text, uint32_t cursor_begin, uint32_t cursor_end);
+void wlr_text_input_v3_send_commit_string(struct wlr_text_input_v3 *text_input,
+	const char *text);
+void wlr_text_input_v3_send_delete_surrounding_text(
+	struct wlr_text_input_v3 *text_input, uint32_t before_length,
+	uint32_t after_length);
+void wlr_text_input_v3_send_done(struct wlr_text_input_v3 *text_input);
+#endif