mirror of
https://github.com/MidnightCommander/mc
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80 lines
2.8 KiB
C
80 lines
2.8 KiB
C
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/** \file listbox.h
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* \brief Header: WListbox widget
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*/
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#ifndef MC__WIDGET_LISTBOX_H
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#define MC__WIDGET_LISTBOX_H
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#include "lib/keybind.h" /* global_keymap_t */
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/*** typedefs(not structures) and defined constants **********************************************/
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#define LISTBOX(x) ((WListbox *)(x))
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#define LENTRY(x) ((WLEntry *)(x))
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/*** enums ***************************************************************************************/
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/* callback should return one of the following values */
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typedef enum
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{
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LISTBOX_CONT, /* continue */
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LISTBOX_DONE /* finish dialog */
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} lcback_ret_t;
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typedef enum
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{
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LISTBOX_APPEND_AT_END = 0, /* append at the end */
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LISTBOX_APPEND_BEFORE, /* insert before current */
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LISTBOX_APPEND_AFTER, /* insert after current */
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LISTBOX_APPEND_SORTED /* insert alphabetically */
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} listbox_append_t;
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/*** structures declarations (and typedefs of structures)*****************************************/
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struct WListbox;
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typedef lcback_ret_t (*lcback_fn) (struct WListbox * l);
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typedef struct WLEntry
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{
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char *text; /* Text to display */
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int hotkey;
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void *data; /* Client information */
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} WLEntry;
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typedef struct WListbox
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{
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Widget widget;
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GList *list; /* Pointer to the double linked list */
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int pos; /* The current element displayed */
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int top; /* The first element displayed */
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int count; /* Number of items in the listbox */
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gboolean allow_duplicates; /* Do we allow duplicates on the list? */
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gboolean scrollbar; /* Draw a scrollbar? */
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gboolean deletable; /* Can list entries be deleted? */
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lcback_fn callback; /* The callback function */
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int cursor_x, cursor_y; /* Cache the values */
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} WListbox;
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/*** global variables defined in .c file *********************************************************/
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extern const global_keymap_t *listbox_map;
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/*** declarations of public functions ************************************************************/
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WListbox *listbox_new (int y, int x, int height, int width, gboolean deletable, lcback_fn callback);
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int listbox_search_text (WListbox * l, const char *text);
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void listbox_select_first (WListbox * l);
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void listbox_select_last (WListbox * l);
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void listbox_select_entry (WListbox * l, int dest);
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void listbox_get_current (WListbox * l, char **string, void **extra);
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void listbox_remove_current (WListbox * l);
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void listbox_set_list (WListbox * l, GList * list);
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void listbox_remove_list (WListbox * l);
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char *listbox_add_item (WListbox * l, listbox_append_t pos,
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int hotkey, const char *text, void *data);
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/*** inline functions ****************************************************************************/
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#endif /* MC__WIDGET_LISTBOX_H */
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