Adding upstream version 3:4.8.30.upstream/3%4.8.30

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 82 insertions, 0 deletions

diff --git a/lib/widget/listbox.h b/lib/widget/listbox.h
new file mode 100644
index 0000000..0a62dfd
--- /dev/null
+++ b/lib/widget/listbox.h
@@ -0,0 +1,82 @@
+
+/** \file listbox.h
+ *  \brief Header: WListbox widget
+ */
+
+#ifndef MC__WIDGET_LISTBOX_H
+#define MC__WIDGET_LISTBOX_H
+
+/*** typedefs(not structures) and defined constants **********************************************/
+
+#define LISTBOX(x) ((WListbox *)(x))
+#define LENTRY(x) ((WLEntry *)(x))
+
+/*** 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 */
+    gboolean free_data;         /* Whether to free the data on entry's removal */
+} WLEntry;
+
+typedef struct WListbox
+{
+    Widget widget;
+    GQueue *list;               /* Pointer to the list of WLEntry */
+    int top;                    /* The first element displayed */
+    int current;                /* The current element displayed */
+    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 *********************************************************/
+
+extern const global_keymap_t *listbox_map;
+
+/*** 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);
+int listbox_search_data (WListbox * l, const void *data);
+void listbox_select_first (WListbox * l);
+void listbox_select_last (WListbox * l);
+void listbox_set_current (WListbox * l, int dest);
+int listbox_get_length (const WListbox * l);
+void listbox_get_current (WListbox * l, char **string, void **extra);
+WLEntry *listbox_get_nth_entry (const WListbox * l, int pos);
+GList *listbox_get_first_link (const WListbox * l);
+void listbox_remove_current (WListbox * l);
+gboolean listbox_is_empty (const WListbox * l);
+void listbox_set_list (WListbox * l, GQueue * list);
+void listbox_remove_list (WListbox * l);
+char *listbox_add_item (WListbox * l, listbox_append_t pos, int hotkey, const char *text,
+                        void *data, gboolean free_data);
+
+/*** inline functions ****************************************************************************/
+
+#endif /* MC__WIDGET_LISTBOX_H */