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https://github.com/labwc/labwc.git
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7651531632
This commit separates the process of creating scene-trees of the menu
items into `{item,separator,title}_create_scene()`. This will make it
easier to draw richer menu designs like borders, paddings and rounded
corners.
144 lines
3.6 KiB
C
144 lines
3.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0-only */
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#ifndef LABWC_MENU_H
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#define LABWC_MENU_H
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#include <wayland-server.h>
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/* forward declare arguments */
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struct view;
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struct server;
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struct wl_list;
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struct wlr_scene_tree;
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struct wlr_scene_node;
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struct scaled_font_buffer;
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enum menu_align {
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LAB_MENU_OPEN_AUTO = 0,
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LAB_MENU_OPEN_LEFT = 1 << 0,
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LAB_MENU_OPEN_RIGHT = 1 << 1,
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LAB_MENU_OPEN_TOP = 1 << 2,
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LAB_MENU_OPEN_BOTTOM = 1 << 3,
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};
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struct menu_scene {
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struct wlr_scene_tree *tree;
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struct wlr_scene_node *text;
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struct wlr_scene_node *background;
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struct scaled_font_buffer *buffer;
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};
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enum menuitem_type {
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LAB_MENU_ITEM = 0,
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LAB_MENU_SEPARATOR_LINE,
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LAB_MENU_TITLE,
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};
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struct menuitem {
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struct wl_list actions;
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char *execute;
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char *id; /* needed for pipemenus */
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char *text;
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const char *arrow;
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struct menu *parent;
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struct menu *submenu;
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bool selectable;
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enum menuitem_type type;
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int native_width;
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struct wlr_scene_tree *tree;
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struct menu_scene normal;
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struct menu_scene selected;
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struct menu_pipe_context *pipe_ctx;
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struct view *client_list_view; /* used by internal client-list */
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struct wl_list link; /* menu.menuitems */
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};
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/* This could be the root-menu or a submenu */
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struct menu {
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char *id;
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char *label;
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struct menu *parent;
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struct {
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int width;
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int height;
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} size;
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struct wl_list menuitems;
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struct server *server;
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struct {
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struct menu *menu;
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struct menuitem *item;
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} selection;
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struct wlr_scene_tree *scene_tree;
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bool is_pipemenu;
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enum menu_align align;
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/* Used to match a window-menu to the view that triggered it. */
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struct view *triggered_by_view; /* may be NULL */
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struct wl_list link; /* server.menus */
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};
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/* For keyboard support */
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void menu_item_select_next(struct server *server);
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void menu_item_select_previous(struct server *server);
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void menu_submenu_enter(struct server *server);
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void menu_submenu_leave(struct server *server);
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bool menu_call_selected_actions(struct server *server);
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void menu_init(struct server *server);
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void menu_finish(struct server *server);
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void menu_on_view_destroy(struct view *view);
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/**
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* menu_get_by_id - get menu by id
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*
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* @id id string defined in menu.xml like "root-menu"
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*/
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struct menu *menu_get_by_id(struct server *server, const char *id);
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/**
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* menu_open_root - open menu on position (x, y)
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*
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* This function will close server->menu_current, open the
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* new menu and assign @menu to server->menu_current.
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*
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* Additionally, server->input_mode wil be set to LAB_INPUT_STATE_MENU.
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*/
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void menu_open_root(struct menu *menu, int x, int y);
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/**
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* menu_process_cursor_motion
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*
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* - handles hover effects
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* - may open/close submenus
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*/
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void menu_process_cursor_motion(struct wlr_scene_node *node);
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/**
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* menu_call_actions - call actions associated with a menu node
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*
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* If menuitem connected to @node does not just open a submenu:
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* - associated actions will be called
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* - server->menu_current will be closed
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* - server->menu_current will be set to NULL
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*
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* Returns true if actions have actually been executed
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*/
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bool menu_call_actions(struct wlr_scene_node *node);
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/**
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* menu_close_root- close root menu
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*
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* This function will close server->menu_current and set it to NULL.
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* Asserts that server->input_mode is set to LAB_INPUT_STATE_MENU.
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*
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* Additionally, server->input_mode wil be set to LAB_INPUT_STATE_PASSTHROUGH.
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*/
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void menu_close_root(struct server *server);
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/* menu_reconfigure - reload theme and content */
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void menu_reconfigure(struct server *server);
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void update_client_list_combined_menu(struct server *server);
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void update_client_send_to_menu(struct server *server);
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#endif /* LABWC_MENU_H */
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