X-Git-Url: http://git.ozlabs.org/?p=petitboot;a=blobdiff_plain;f=ui%2Fncurses%2Fnc-menu.c;h=7d4442b8102d739f00cdbe99f10a88b160a3c96f;hp=04207597db289245eef8e2f44372837f53265667;hb=a1fb38f17bfa60aac89d0dd21dd8ccc739d794bf;hpb=ac0f1324b64f7310c31aecb5dbf23b3ae0d5a3e0

diff --git a/ui/ncurses/nc-menu.c b/ui/ncurses/nc-menu.c
index 0420759..7d4442b 100644
--- a/ui/ncurses/nc-menu.c
+++ b/ui/ncurses/nc-menu.c
@@ -16,15 +16,20 @@
  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  */
 
-#define _GNU_SOURCE
+#if defined(HAVE_CONFIG_H)
+#include "config.h"
+#endif
 
 #include <assert.h>
 #include <errno.h>
 #include <string.h>
+#include <stdlib.h>
+#include <wctype.h>
 
 #include "log/log.h"
 #include "talloc/talloc.h"
 #include "ui/common/ui-system.h"
+#include "nc-cui.h"
 #include "nc-menu.h"
 
 /**
@@ -73,45 +78,102 @@ static void pmenu_resize(struct nc_scr *scr)
 	pmenu_post(scr);
 }
 
+static int pmenu_item_destructor(void *arg)
+{
+	struct pmenu_item *item = arg;
+	free_item(item->nci);
+	return 0;
+}
+
+static const char *pmenu_item_label(struct pmenu_item *item, const char *name)
+{
+	static int invalid_idx;
+	unsigned int i;
+	wchar_t *tmp;
+	char *label;
+	size_t len;
+
+	len = mbstowcs(NULL, name, 0);
+
+	/* if we have an invalid multibyte sequence, create an entirely
+	 * new name, indicating that we had invalid input */
+	if (len == SIZE_MAX) {
+		name = talloc_asprintf(item, "!Invalid option %d\n",
+				++invalid_idx);
+		return name;
+	}
+
+	tmp = talloc_array(item, wchar_t, len + 1);
+	mbstowcs(tmp, name, len + 1);
+
+	/* replace anything unprintable with U+FFFD REPLACEMENT CHARACTER */
+	for (i = 0; i < len; i++) {
+		if (!iswprint(tmp[i]))
+			tmp[i] = 0xfffd;
+	}
+
+	len = wcstombs(NULL, tmp, 0);
+	label = talloc_array(item, char, len + 1);
+	wcstombs(label, tmp, len + 1);
+
+	pb_log("%s: %s\n", __func__, label);
+
+	talloc_free(tmp);
+	return label;
+}
+
 /**
- * pmenu_item_init - Allocate and initialize a new pmenu_item instance.
+ * pmenu_item_create - Allocate and initialize a new pmenu_item instance.
  *
  * Returns a pointer the the initialized struct pmenu_item instance or NULL
  * on error. The caller is responsible for calling talloc_free() for the
  * returned instance.
  */
-
-struct pmenu_item *pmenu_item_alloc(struct pmenu *menu)
+struct pmenu_item *pmenu_item_create(struct pmenu *menu, const char *name)
 {
-	/* Items go with the menu, not the pointer array. */
+	struct pmenu_item *item = talloc_zero(menu, struct pmenu_item);
+	const char *label;
 
-	struct pmenu_item *i = talloc_zero(menu, struct pmenu_item);
+	label = pmenu_item_label(item, name);
 
-	return i;
-}
+	item->i_sig = pb_item_sig;
+	item->pmenu = menu;
+	item->nci = new_item(label, NULL);
 
-struct pmenu_item *pmenu_item_setup(struct pmenu *menu, struct pmenu_item *i,
-	unsigned int index, const char *name)
-{
-	assert(i);
-
-	if (!i)
+	if (!item->nci) {
+		talloc_free(item);
 		return NULL;
+	}
 
-	i->i_sig = pb_item_sig;
-	i->pmenu = menu;
-	i->nci = new_item(name, NULL);
+	talloc_set_destructor(item, pmenu_item_destructor);
 
-	if (!i->nci) {
-		talloc_free(i);
-		return NULL;
-	}
+	set_item_userptr(item->nci, item);
 
-	set_item_userptr(i->nci, i);
+	return item;
+}
 
-	menu->items[index] = i->nci;
+void pmenu_item_insert(struct pmenu *menu, struct pmenu_item *item,
+	unsigned int index)
+{
+	assert(item);
+	assert(index < menu->item_count);
+	assert(menu->items[index] == NULL);
+	assert(menu_items(menu->ncm) == NULL);
 
-	return i;
+	menu->items[index] = item->nci;
+}
+
+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;
 }
 
 /**
@@ -129,69 +191,77 @@ 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 */
+	case 'x':
+		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_BTAB:
+		pmenu_move_cursor(menu, REQ_PREV_ITEM);
+		break;
+	case KEY_DOWN:
+		pmenu_move_cursor(menu, REQ_DOWN_ITEM);
+		break;
+	case '\t':
+		pmenu_move_cursor(menu, REQ_NEXT_ITEM);
+		break;
+	case 'e':
+		if (item->on_edit)
+			item->on_edit(item);
+		break;
+	case 'n':
+		if (menu->on_new)
+			menu->on_new(menu);
+		break;
+	case ' ':
+	case '\n':
+	case '\r':
+		if (item->on_execute)
+			item->on_execute(item);
+		break;
+	case 'i':
+		cui_show_sysinfo(cui_from_arg(scr->ui_ctx));
+		break;
+	case 'c':
+		cui_show_config(cui_from_arg(scr->ui_ctx));
+		break;
+	case KEY_F(1):
+	case 'h':
+		if (menu->help_text)
+			cui_show_help(cui_from_arg(scr->ui_ctx),
+					menu->help_title, menu->help_text);
+		break;
+	default:
+		menu_driver(menu->ncm, key);
+		break;
 	}
 }
 
@@ -230,19 +300,6 @@ 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 +321,8 @@ int pmenu_remove(struct pmenu *menu, struct pmenu_item *item)
 	if (index < 0)
 		return -1;
 
+	talloc_free(item);
+
 	/* Note that items array has a null terminator. */
 
 	menu->insert_pt--;
@@ -335,6 +394,8 @@ int pmenu_setup(struct pmenu *menu)
 	/* Makes menu scrollable. */
 	set_menu_format(menu->ncm, LINES - nc_scr_frame_lines, 1);
 
+	set_menu_grey(menu->ncm, A_NORMAL);
+
 	return 0;
 }
 
@@ -345,14 +406,10 @@ int pmenu_setup(struct pmenu *menu)
 
 void pmenu_delete(struct pmenu *menu)
 {
-	unsigned int i;
-
 	assert(menu->scr.sig == pb_pmenu_sig);
 	menu->scr.sig = pb_removed_sig;
 
-	for (i = item_count(menu->ncm); i; i--)
-		free_item(menu->items[i]);
-
+	unpost_menu(menu->ncm);
 	free_menu(menu->ncm);
 	delwin(menu->scr.sub_ncw);
 	delwin(menu->scr.main_ncw);