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8fe04a0c99
Limit the number of menu lines visible in line mode if there are less items than lines. This brings wmenu's behavior in line with dmenu's. Closes https://codeberg.org/adnano/wmenu/issues/64
96 lines
2.4 KiB
C
96 lines
2.4 KiB
C
#ifndef WMENU_MENU_H
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#define WMENU_MENU_H
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#include <cairo/cairo.h>
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#include <stdbool.h>
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#include <sys/types.h>
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#include <xkbcommon/xkbcommon.h>
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#include <wayland-client.h>
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struct menu;
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typedef void (*menu_callback)(struct menu *menu, char *text, bool exit);
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// A menu item.
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struct item {
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char *text;
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int width;
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struct item *prev_match; // previous matching item
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struct item *next_match; // next matching item
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struct page *page; // the page holding this item
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};
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// A page of menu items.
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struct page {
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struct item *first; // first item in the page
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struct item *last; // last item in the page
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struct page *prev; // previous page
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struct page *next; // next page
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};
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// Menu state.
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struct menu {
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// Whether the menu appears at the bottom of the screen
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bool bottom;
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// The function used to match menu items
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int (*strncmp)(const char *, const char *, size_t);
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// Whether the input is a password
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bool passwd;
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// The font used to display the menu
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char *font;
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// The number of lines to list items vertically
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int lines;
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// The name of the output to display on
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char *output_name;
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// The prompt displayed to the left of the input field
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char *prompt;
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// Normal colors
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uint32_t normalbg, normalfg;
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// Prompt colors
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uint32_t promptbg, promptfg;
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// Selection colors
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uint32_t selectionbg, selectionfg;
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struct wl_context *context;
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// 1x1 surface used estimate text sizes with pango
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cairo_surface_t *test_surface;
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cairo_t *test_cairo;
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int width;
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int height;
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int line_height;
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int padding;
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int inputw;
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int promptw;
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int left_arrow;
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int right_arrow;
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bool rendered;
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char input[BUFSIZ];
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size_t cursor;
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struct item *items; // array of all items
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size_t item_count;
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struct item *matches; // list of matching items
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struct item *matches_end; // last matching item
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struct item *sel; // selected item
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struct page *pages; // list of pages
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menu_callback callback;
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bool exit;
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bool failure;
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};
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struct menu *menu_create(menu_callback callback);
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void menu_destroy(struct menu *menu);
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void menu_getopts(struct menu *menu, int argc, char *argv[]);
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void menu_add_item(struct menu *menu, char *text);
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void menu_sort_and_deduplicate(struct menu *menu);
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void menu_calc_height(struct menu *menu);
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void menu_invalidate(struct menu *menu);
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void menu_render_items(struct menu *menu);
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void menu_paste(struct menu *menu, const char *text, ssize_t len);
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void menu_keypress(struct menu *menu, enum wl_keyboard_key_state key_state,
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xkb_keysym_t sym);
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#endif
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