1 files changed, 102 insertions, 0 deletions
diff --git a/menu.h b/menu.h
new file mode 100644
index 0000000..334b628
--- /dev/null
+++ b/menu.h
@@ -0,0 +1,102 @@
+#ifndef WMENU_MENU_H
+#define WMENU_MENU_H
+
+#include <xkbcommon/xkbcommon.h>
+
+#include "pool-buffer.h"
+
+// A menu item.
+struct item {
+	char *text;
+	int width;
+	struct item *next;       // traverses all items
+	struct item *prev_match; // previous matching item
+	struct item *next_match; // next matching item
+	struct page *page;       // the page holding this item
+};
+
+// A page of menu items.
+struct page {
+	struct item *first; // first item in the page
+	struct item *last;  // last item in the page
+	struct page *prev;  // previous page
+	struct page *next;  // next page
+};
+
+// A Wayland output.
+struct output {
+	struct menu *menu;
+	struct wl_output *output;
+	int32_t scale;
+};
+
+// Keyboard state.
+struct keyboard {
+	struct menu *menu;
+
+	struct xkb_context *xkb_context;
+	struct xkb_state *xkb_state;
+
+	int repeat_timer;
+	int repeat_delay;
+	int repeat_period;
+	enum wl_keyboard_key_state repeat_key_state;
+	xkb_keysym_t repeat_sym;
+};
+
+// Menu state.
+struct menu {
+	struct wl_compositor *compositor;
+	struct wl_shm *shm;
+	struct wl_seat *seat;
+	struct wl_data_device_manager *data_device_manager;
+	struct zwlr_layer_shell_v1 *layer_shell;
+
+	struct wl_display *display;
+	struct wl_surface *surface;
+	struct wl_data_offer *offer;
+
+	struct keyboard *keyboard;
+	struct output *output;
+	char *output_name;
+
+	struct pool_buffer buffers[2];
+	struct pool_buffer *current;
+
+	int width;
+	int height;
+	int line_height;
+	int padding;
+	int inputw;
+	int promptw;
+	int left_arrow;
+	int right_arrow;
+
+	bool bottom;
+	int (*strncmp)(const char *, const char *, size_t);
+	char *font;
+	int lines;
+	char *prompt;
+	uint32_t background, foreground;
+	uint32_t promptbg, promptfg;
+	uint32_t selectionbg, selectionfg;
+
+	char input[BUFSIZ];
+	size_t cursor;
+
+	struct item *items;       // list of all items
+	struct item *matches;     // list of matching items
+	struct item *matches_end; // last matching item
+	struct item *sel;         // selected item
+	struct page *pages;       // list of pages
+
+	bool exit;
+	bool failure;
+};
+
+void menu_init(struct menu *menu, int argc, char *argv[]);
+void read_menu_items(struct menu *menu);
+void menu_keypress(struct menu *menu, enum wl_keyboard_key_state key_state,
+		xkb_keysym_t sym);
+
+#endif