mc/lib/widget/listbox.h
Andrew Borodin 71364f88c3 Split lib/widget/widget.[ch] and lib/widget/wtools.[ch] files
...into small: one widget in one file.
Renamed most if WInput functions.
Minor optimization.

Signed-off-by: Andrew Borodin <aborodin@vmail.ru>
2010-11-24 10:51:30 +03:00

73 lines
2.7 KiB
C

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