X-Git-Url: http://git.ozlabs.org/?p=petitboot;a=blobdiff_plain;f=ui%2Fncurses%2Fnc-menu.c;h=e28168edd4cf6d253e10e4c2f04fa3939fd25192;hp=04207597db289245eef8e2f44372837f53265667;hb=1a9af828d9ad0da0efa7af286db78c8904344e6b;hpb=ac0f1324b64f7310c31aecb5dbf23b3ae0d5a3e0

diff --git a/ui/ncurses/nc-menu.c b/ui/ncurses/nc-menu.c
index 0420759..e28168e 100644
--- a/ui/ncurses/nc-menu.c
+++ b/ui/ncurses/nc-menu.c
@@ -16,6 +16,8 @@
  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 
+#include "config.h"
+
 #define _GNU_SOURCE
 
 #include <assert.h>
@@ -94,6 +96,7 @@ struct pmenu_item *pmenu_item_setup(struct pmenu *menu, struct pmenu_item *i,
 	unsigned int index, const char *name)
 {
 	assert(i);
+	assert(name);
 
 	if (!i)
 		return NULL;
@@ -114,6 +117,67 @@ struct pmenu_item *pmenu_item_setup(struct pmenu *menu, struct pmenu_item *i,
 	return i;
 }
 
+static int pmenu_item_get_index(const struct pmenu_item *item)
+{
+	unsigned int i;
+
+	for (i = 0; i < item->pmenu->item_count; i++)
+		if (item->pmenu->items[i] == item->nci)
+			return i;
+
+	pb_log("%s: not found: %p %s\n", __func__, item,
+		(item ? item->nci->name.str : "(null)"));
+	return -1;
+}
+
+/**
+ * pmenu_item_replace - Replace the menu item with a new one.
+ *
+ * Use this routine to change a menu item's text.
+ */
+
+int pmenu_item_replace(struct pmenu_item *i, const char *name)
+{
+	struct pmenu *menu;
+	ITEM *nci;
+	int index;
+
+	assert(name);
+	assert(i->nci);
+
+	menu = i->pmenu;
+	index = pmenu_item_get_index(i);
+
+	if (index < 0) {
+		assert(0 && "get_index failed");
+		return -1;
+	}
+
+	nci = new_item(name, NULL);
+
+	if (!nci) {
+		assert(0 && "new_item failed");
+		return -1;
+	}
+
+	set_item_userptr(nci, i);
+
+	menu->scr.unpost(&menu->scr);
+	set_menu_items(menu->ncm, NULL);
+
+	// FIXME: need to assure item name is a talloc string.
+	/* talloc_free((char *)item_name(i->nci)); */
+
+	free_item(i->nci);
+	menu->items[index] = nci;
+	i->nci = nci;
+
+	set_menu_items(menu->ncm, menu->items);
+	menu->scr.post(&menu->scr);
+
+	return 0;
+}
+
 /**
  * pmenu_move_cursor - Move the cursor.
  * @req: An ncurses request or char to send to menu_driver().
@@ -129,69 +193,58 @@ static void pmenu_move_cursor(struct pmenu *menu, int req)
  * pmenu_process_key - Process a user keystroke.
  */
 
-static void pmenu_process_key(struct nc_scr *scr)
+static void pmenu_process_key(struct nc_scr *scr, int key)
 {
 	struct pmenu *menu = pmenu_from_scr(scr);
 	struct pmenu_item *item = pmenu_find_selected(menu);
 
 	nc_scr_status_free(&menu->scr);
 
-	while (1) {
-		int c = getch();
-
-		if (c == ERR)
-			return;
-
-		/* DBGS("%d (%o)\n", c, c); */
-
-		if (menu->hot_key)
-			c = menu->hot_key(menu, item, c);
-
-		switch (c) {
-		case 27: /* ESC */
-			if (menu->on_exit)
-				menu->on_exit(menu);
-			nc_flush_keys();
-			return;
-
-		case KEY_PPAGE:
-			pmenu_move_cursor(menu, REQ_SCR_UPAGE);
-			break;
-		case KEY_NPAGE:
-			pmenu_move_cursor(menu, REQ_SCR_DPAGE);
-			break;
-		case KEY_HOME:
-			pmenu_move_cursor(menu, REQ_FIRST_ITEM);
-			break;
-		case KEY_END:
-			pmenu_move_cursor(menu, REQ_LAST_ITEM);
-			break;
-		case KEY_UP:
-			pmenu_move_cursor(menu, REQ_UP_ITEM);
-			break;
-		case KEY_DOWN:
-		case '\t':
-			pmenu_move_cursor(menu, REQ_DOWN_ITEM);
-			break;
-		case KEY_LEFT:
-		case 'e':
-			if (item->on_edit)
-				item->on_edit(item);
-			break;
-		case 'o':
-			DBGS("on_open: %p\n", menu->on_open);
-			if (menu->on_open)
-				menu->on_open(menu);
-			break;
-		case '\n':
-		case '\r':
-			if (item->on_execute)
-				item->on_execute(item);
-			break;
-		default:
-			menu_driver(menu->ncm, c);
-			break;
-		}
+	if (menu->hot_key)
+		key = menu->hot_key(menu, item, key);
+
+	switch (key) {
+	case 27: /* ESC */
+		if (menu->on_exit)
+			menu->on_exit(menu);
+		nc_flush_keys();
+		return;
+
+	case KEY_PPAGE:
+		pmenu_move_cursor(menu, REQ_SCR_UPAGE);
+		break;
+	case KEY_NPAGE:
+		pmenu_move_cursor(menu, REQ_SCR_DPAGE);
+		break;
+	case KEY_HOME:
+		pmenu_move_cursor(menu, REQ_FIRST_ITEM);
+		break;
+	case KEY_END:
+		pmenu_move_cursor(menu, REQ_LAST_ITEM);
+		break;
+	case KEY_UP:
+		pmenu_move_cursor(menu, REQ_UP_ITEM);
+		break;
+	case KEY_DOWN:
+		pmenu_move_cursor(menu, REQ_DOWN_ITEM);
+		break;
+	case 'e':
+		if (item->on_edit)
+			item->on_edit(item);
+		break;
+	case 'o':
+		DBGS("on_open: %p\n", menu->on_open);
+		if (menu->on_open)
+			menu->on_open(menu);
+		break;
+	case '\n':
+	case '\r':
+		if (item->on_execute)
+			item->on_execute(item);
+		break;
+	default:
+		menu_driver(menu->ncm, key);
+		break;
 	}
 }
 
@@ -230,19 +283,6 @@ unsigned int pmenu_grow(struct pmenu *menu, unsigned int count)
 	return tmp;
 }
 
-static int pmenu_item_get_index(const struct pmenu_item *item)
-{
-	unsigned int i;
-
-	for (i = 0; i < item->pmenu->item_count; i++)
-		if (item->pmenu->items[i] == item->nci)
-			return i;
-
-	pb_log("%s: not found: %p %s\n", __func__, item,
-		(item ? item->nci->name.str : "(null)"));
-	return -1;
-}
-
 /**
  * pmenu_remove - Remove an item from the item array.
  *
@@ -264,6 +304,9 @@ int pmenu_remove(struct pmenu *menu, struct pmenu_item *item)
 	if (index < 0)
 		return -1;
 
+	free_item(item->nci);
+	talloc_free(item);
+
 	/* Note that items array has a null terminator. */
 
 	menu->insert_pt--;
@@ -351,7 +394,7 @@ void pmenu_delete(struct pmenu *menu)
 	menu->scr.sig = pb_removed_sig;
 
 	for (i = item_count(menu->ncm); i; i--)
-		free_item(menu->items[i]);
+		free_item(menu->items[i - 1]);
 
 	free_menu(menu->ncm);
 	delwin(menu->scr.sub_ncw);