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shortcuts_view: fix displaying last path segments so that plugin exactly shows what is said in the manual.

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fix bug it shows "Bad entry selected!" when exit right after delete last item.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@22428 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Teruaki Kawashima 2009-08-19 13:46:59 +00:00
parent e6b53c7c90
commit 237d36cd93
2 changed files with 15 additions and 21 deletions
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10
apps/plugins/shortcuts/shortcuts_common.c
View file

@ -222,11 +222,11 @@ bool parse_entry_content(char *line, sc_entry_t *entry, int last_segm)
char *last_segments(char *path, int nsegm)
{
char *p = rb->strrchr(path, PATH_SEPARATOR[0]); /* Hack */
int seg_cnt;
if (p == NULL)
return path; /* No separator??? */
seg_cnt = 0;
/* don't count one trailing separator */
char *p = path+rb->strlen(path)-PATH_SEPARATOR_LEN;
int seg_cnt = 0;
if(p <= path)
return path;
while ((p > path) && (seg_cnt < nsegm)) {
p--;
if (!starts_with(p, PATH_SEPARATOR)) {

26
apps/plugins/shortcuts/shortcuts_view.c
View file

@ -35,32 +35,31 @@ enum sc_list_action_type
static char *link_filename;
static bool user_file;
static int gselected_item;
static bool usb_connected = false;
enum sc_list_action_type draw_sc_list(struct gui_synclist gui_sc);
enum sc_list_action_type draw_sc_list(struct gui_synclist *gui_sc);
/* Will be passed sc_file* as data */
char* build_sc_list(int selected_item, void *data,
char *buffer, size_t buffer_len);
/* Returns true iff we should leave the main loop */
bool list_sc(bool is_editable);
bool list_sc(void);
bool goto_entry(char *file_or_dir);
bool ends_with(char *str, char *suffix);
enum sc_list_action_type draw_sc_list(struct gui_synclist gui_sc)
enum sc_list_action_type draw_sc_list(struct gui_synclist *gui_sc)
{
int button;
rb->gui_synclist_draw(&gui_sc);
rb->gui_synclist_draw(gui_sc);
while (true) {
/* user input */
button = rb->get_action(CONTEXT_LIST, TIMEOUT_BLOCK);
if (rb->gui_synclist_do_button(&gui_sc, &button,
if (rb->gui_synclist_do_button(gui_sc, &button,
LIST_WRAP_UNLESS_HELD)) {
/* automatic handling of user input.
* _UNLESS_HELD can be _ON or _OFF also
@ -69,7 +68,6 @@ enum sc_list_action_type draw_sc_list(struct gui_synclist gui_sc)
}
switch (button) { /* process the user input */
case ACTION_STD_OK:
gselected_item = rb->gui_synclist_get_sel_pos(&gui_sc);
return SCLA_SELECT;
case ACTION_STD_MENU:
/* Only allow delete entries in the default file
@ -77,7 +75,6 @@ enum sc_list_action_type draw_sc_list(struct gui_synclist gui_sc)
* to the default file only. The behaviour is thus
* symmetric in this respect. */
if (!user_file) {
gselected_item = rb->gui_synclist_get_sel_pos(&gui_sc);
return SCLA_DELETE;
}
break;
@ -106,33 +103,30 @@ char* build_sc_list(int selected_item, void *data,
}
bool list_sc(bool is_editable)
bool list_sc(void)
{
int selected_item = 0;
char selected_dir[MAX_PATH];
enum sc_list_action_type action = SCLA_NONE;
struct gui_synclist gui_sc;
rb->memset(selected_dir, 0, sizeof(selected_dir));
/* Setup the GUI list object, draw it to the screen,
* and then handle the user input to it */
rb->gui_synclist_init(&gui_sc, &build_sc_list, &sc_file, false, 1, NULL);
rb->gui_synclist_set_title(&gui_sc,
(is_editable?"Shortcuts (editable)":"Shortcuts (sealed)"), NOICON);
(user_file?"Shortcuts (sealed)":"Shortcuts (editable)"), NOICON);
rb->gui_synclist_set_nb_items(&gui_sc, sc_file.entry_cnt);
rb->gui_synclist_limit_scroll(&gui_sc, false);
rb->gui_synclist_select_item(&gui_sc, 0);
/* Draw the prepared widget to the LCD now */
action = draw_sc_list(gui_sc);
action = draw_sc_list(&gui_sc);
if (action == SCLA_USB) {
usb_connected = true;
return true;
}
/* which item do we action? */
selected_item = gselected_item;
selected_item = rb->gui_synclist_get_sel_pos(&gui_sc);
if (!is_valid_index(&sc_file, selected_item)) {
/* This should never happen */
@ -230,7 +224,7 @@ enum plugin_status plugin_start(const void* void_parameter)
do {
/* Display a menu to choose between the entries */
leave_loop = list_sc(!user_file);
leave_loop = list_sc();
} while (!leave_loop);
return usb_connected ? PLUGIN_USB_CONNECTED : PLUGIN_OK;