dialogs.c

来自「一个很有名的浏览器」· C语言 代码 · 共 692 行 · 第 1/2 页

}

/* Traverse all bookmarks and move all marked items
 * _into_ destb or, if destb is NULL, _after_ dest. */
static void
do_move_bookmark(struct bookmark *dest, struct list_head *destb,
		 struct list_head *desti, struct list_head *src,
		 struct listbox_data *box)
{
	static int move_bookmark_event_id = EVENT_NONE;
	struct bookmark *bm, *next;

	assert((destb && desti) || (!destb && !desti));

	set_event_id(move_bookmark_event_id, "bookmark-move");

	foreachsafe (bm, next, *src) {
		if (bm != dest /* prevent moving a folder into itself */
		    && bm->box_item->marked && bm != move_cache_root_avoid) {
			bm->box_item->marked = 0;

			trigger_event(move_bookmark_event_id, bm,
				      destb ? (struct bookmark *) destb
					    : dest);

			if (box->top == bm->box_item) {
				/* It's theoretically impossible that bm->next
				 * would be invalid (point to list_head), as it
				 * would be case only when there would be only
				 * one item in the list, and then bm != dest
				 * will save us already. */
				box->top = bm->box_item->next;
			}

			del_from_list(bm->box_item);
			del_from_list(bm);
			add_at_pos(destb ? (struct bookmark *) destb
					 : dest,
				   bm);
			add_at_pos(desti ? (struct listbox_item *) desti
					 : dest->box_item,
				   bm->box_item);

			bm->root = destb ? dest : dest->root;

			bm->box_item->depth = bm->root
						? bm->root->box_item->depth + 1
						: 0;

			if (bm->box_item->type == BI_FOLDER)
				update_depths(bm->box_item);

			dest = bm;
			desti = destb = NULL;

			/* We don't want to care about anything marked inside
			 * of the marked folder, let's move it as a whole
			 * directly. I believe that this is more intuitive.
			 * --pasky */
			continue;
		}

		if (bm->box_item->type == BI_FOLDER) {
			do_move_bookmark(dest, destb, desti, &bm->child, box);
		}
	}
}

static t_handler_event_status
push_move_button(struct dialog_data *dlg_data,
		 struct widget_data *blah)
{
	struct listbox_data *box = get_dlg_listbox_data(dlg_data);
	struct bookmark *dest = NULL;
	struct list_head *destb = NULL, *desti = NULL;
	struct widget_data *widget_data = dlg_data->widgets_data;

	if (!box->sel) return EVENT_PROCESSED; /* nowhere to move to */

	dest = box->sel->udata;
	if (box->sel->type == BI_FOLDER && box->sel->expanded) {
		destb = &((struct bookmark *) box->sel->udata)->child;
		desti = &box->sel->child;
	}
	/* Avoid recursion headaches (prevents moving a folder into itself). */
	move_cache_root_avoid = NULL;
	{
		struct bookmark *bm = dest->root;

		while (bm) {
			if (bm->box_item->marked)
				move_cache_root_avoid = bm;
			bm = bm->root;
		}
	}

	do_move_bookmark(dest, destb, desti, &bookmarks, box);

	bookmarks_set_dirty();

#ifdef BOOKMARKS_RESAVE
	write_bookmarks();
#endif
	display_widget(dlg_data, widget_data);
	return EVENT_PROCESSED;
}


/**** MANAGEMENT *****************************************************/

#define	BOOKMARK_MANAGER_BUTTONS	8

static struct hierbox_browser_button bookmark_buttons[] = {
	{ N_("~Goto"),		push_hierbox_goto_button,	1 },
	{ N_("~Edit"),		push_edit_button,		0 },
	{ N_("~Delete"),	push_hierbox_delete_button,	0 },
	{ N_("~Add"),		push_add_button,		0 },
	{ N_("Add se~parator"), push_add_separator_button,	0 },
	{ N_("Add ~folder"),	push_add_folder_button,		0 },
	{ N_("~Move"),		push_move_button,		0 },
	{ N_("~Search"),	push_search_button,		1 },
#if 0
	/* This one is too dangerous, so just let user delete
	 * the bookmarks file if needed. --Zas */
	{ N_("Clear"),		push_hierbox_clear_button,	0 },

	/* TODO: Would this be useful? --jonas */
	{ N_("Save"),		push_save_button		},
#endif
};

struct_hierbox_browser(
	bookmark_browser,
	N_("Bookmark manager"),
	bookmark_buttons,
	&bookmarks_listbox_ops
);

/* Builds the "Bookmark manager" dialog */
void
bookmark_manager(struct session *ses)
{
	/* Reset momorized search criterias */
	mem_free_set(&bm_last_searched_name, NULL);
	mem_free_set(&bm_last_searched_url, NULL);
	bookmark_browser.expansion_callback = bookmarks_set_dirty;
	hierbox_browser(&bookmark_browser, ses);
}



/****************************************************************************\
  Bookmark add dialog.
\****************************************************************************/

/* Adds the bookmark */
static void
bookmark_add_add(void *data)
{
	struct dialog *dlg = data;
	struct widget_data *widget_data = NULL; /* silence stupid gcc */
	struct listbox_data *box = NULL;
	struct bookmark *bm = NULL;
	struct bookmark *selected = NULL;

	if (dlg->udata) {
		struct dialog_data *dlg_data = (struct dialog_data *) dlg->udata;

		widget_data = dlg_data->widgets_data;
		box = get_dlg_listbox_data(dlg_data);

		if (box->sel) {
			selected = box->sel->udata;

			if (box->sel->type == BI_FOLDER) {
				bm = selected;
			} else {
				bm = selected->root;
			}
		}
	}

	bm = add_bookmark(bm, 1, dlg->widgets[0].data, dlg->widgets[1].data);
	if (!bm) return;

	move_bookmark_after_selected(bm, selected);

#ifdef BOOKMARKS_RESAVE
	write_bookmarks();
#endif

	if (dlg->udata) {
		/* We touch only the actual bookmark dialog, not all of them;
		 * that's right, right? ;-) --pasky */
		focus_bookmark(widget_data, box, bm);
	}
}


/* Searchs a substring either in title or url fields (ignoring
 * case).  If search_title and search_url are not empty, it selects bookmarks
 * matching the first OR the second.
 *
 * Perhaps another behavior could be to search bookmarks matching both
 * (replacing OR by AND), but it would break a cool feature: when on a page,
 * opening search dialog will have fields corresponding to that page, so
 * pressing ok will find any bookmark with that title or url, permitting a
 * rapid search of an already existing bookmark. --Zas */

struct bookmark_search_ctx {
	unsigned char *search_url;
	unsigned char *search_title;
	int found;
	int ofs;
};

#define NULL_BOOKMARK_SEARCH_CTX {NULL, NULL, 0, 0}

static int
test_search(struct listbox_item *item, void *data_, int *offset) {
	struct bookmark_search_ctx *ctx = data_;
	struct bookmark *bm = item->udata;
	int m = ((ctx->search_title && *ctx->search_title
		  && strcasestr(bm->title, ctx->search_title)) ||
		 (ctx->search_url && *ctx->search_url
		  && strcasestr(bm->url, ctx->search_url)));

	if (!ctx->ofs) m = 0; /* ignore possible match on first item */
	ctx->found = m;
	ctx->ofs++;

	if (m) *offset = 0;
	return 0;
}

/* Search bookmarks */
static void
bookmark_search_do(void *data)
{
	struct dialog *dlg = data;
	unsigned char *search_title = dlg->widgets[0].data;
	unsigned char *search_url = dlg->widgets[1].data;
	struct bookmark_search_ctx ctx = NULL_BOOKMARK_SEARCH_CTX;
	struct widget_data *widget_data = NULL;
	struct listbox_data *box = NULL;
	struct dialog_data *dlg_data;

	if (!search_title || !search_url)
		return;

	assertm(dlg->udata, "Bookmark search with NULL udata in dialog");
	if_assert_failed return;

	dlg_data = (struct dialog_data *) dlg->udata;
	widget_data = dlg_data->widgets_data;
	box = get_dlg_listbox_data(dlg_data);

	/* Memorize last searched title */
	mem_free_set(&bm_last_searched_name, stracpy(search_title));
	if (!bm_last_searched_name) return;

	/* Memorize last searched url */
	mem_free_set(&bm_last_searched_url, stracpy(search_url));
	if (!bm_last_searched_url) {
		mem_free(bm_last_searched_name);
		return;
	}

	ctx.search_url = search_url;
	ctx.search_title = search_title;

	traverse_listbox_items_list(box->sel, box, 0, 0, test_search, &ctx);
	if (!ctx.found) return;

	listbox_sel_move(widget_data, ctx.ofs - 1);
}


/* launch_bm_search_doc_dialog() */
static void
launch_bm_search_doc_dialog(struct terminal *term,
			    struct dialog_data *parent,
			    struct session *ses)
{
	do_edit_dialog(term, 1, N_("Search bookmarks"),
		       bm_last_searched_name, bm_last_searched_url,
		       ses, parent, bookmark_search_do, NULL, NULL,
		       EDIT_DLG_SEARCH);
}


void
launch_bm_add_dialog(struct terminal *term,
		     struct dialog_data *parent,
		     struct session *ses,
		     unsigned char *title,
		     unsigned char *url)
{
	do_edit_dialog(term, 1, N_("Add bookmark"), title, url, ses,
		       parent, bookmark_add_add, NULL, NULL, EDIT_DLG_ADD);
}

void
launch_bm_add_doc_dialog(struct terminal *term,
			 struct dialog_data *parent,
			 struct session *ses)
{
	launch_bm_add_dialog(term, parent, ses, NULL, NULL);
}

void
launch_bm_add_link_dialog(struct terminal *term,
			  struct dialog_data *parent,
			  struct session *ses)
{
	unsigned char title[MAX_STR_LEN], url[MAX_STR_LEN];

	launch_bm_add_dialog(term, parent, ses,
			     get_current_link_name(ses, title, MAX_STR_LEN),
			     get_current_link_url(ses, url, MAX_STR_LEN));
}

void
bookmark_terminal_tabs_dialog(struct terminal *term)
{
	struct string string;

	if (!init_string(&string)) return;

	add_to_string(&string, _("Saved session", term));

#ifdef HAVE_STRFTIME
	add_to_string(&string, " - ");
	add_date_to_string(&string, get_opt_str("ui.date_format"), NULL);
#endif

	input_dialog(term, NULL,
		     N_("Bookmark tabs"), N_("Enter folder name"),
		     term, NULL,
		     MAX_STR_LEN, string.source, 0, 0, NULL,
		     (void (*)(void *, unsigned char *)) bookmark_terminal_tabs,
		     NULL);

	done_string(&string);
}