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/*
* Copyright 2008, 2009 Chris Young <chris@unsatisfactorysoftware.co.uk>
*
* This file is part of NetSurf, http://www.netsurf-browser.org/
*
* NetSurf is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* NetSurf is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <proto/exec.h>
#include "amiga/hotlist.h"
#include "amiga/tree.h"
#include "desktop/hotlist.h"
struct ami_hotlist_ctx {
void *userdata;
int level;
int item;
const char *folder; /* folder we're interested in */
bool in_menu; /* set if we are in that folder */
bool found; /* set if the folder is found */
bool (*cb)(void *userdata, int level, int item, const char *title, nsurl *url, bool folder);
};
void ami_hotlist_initialise(const char *hotlist_file)
{
tree_hotlist_path = hotlist_file;
hotlist_window = ami_tree_create(TREE_HOTLIST, NULL);
if(!hotlist_window) return;
}
void ami_hotlist_free(const char *hotlist_file)
{
ami_tree_destroy(hotlist_window);
hotlist_window = NULL;
}
static nserror ami_hotlist_folder_enter_cb(void *ctx, const char *title)
{
struct ami_hotlist_ctx *menu_ctx = (struct ami_hotlist_ctx *)ctx;
if(menu_ctx->in_menu == true) {
if(menu_ctx->cb(menu_ctx->userdata, menu_ctx->level, menu_ctx->item, title, NULL, true) == true)
menu_ctx->item++;
} else {
if((menu_ctx->level == 0) && (strcmp(title, menu_ctx->folder) == 0)) {
menu_ctx->in_menu = true;
menu_ctx->found = true;
}
}
menu_ctx->level++;
return NSERROR_OK;
}
static nserror ami_hotlist_address_cb(void *ctx, nsurl *url, const char *title)
{
struct ami_hotlist_ctx *menu_ctx = (struct ami_hotlist_ctx *)ctx;
if(menu_ctx->in_menu == true) {
if(menu_ctx->cb(menu_ctx->userdata, menu_ctx->level, menu_ctx->item, title, url, false) == true)
menu_ctx->item++;
}
return NSERROR_OK;
}
static nserror ami_hotlist_folder_leave_cb(void *ctx)
{
struct ami_hotlist_ctx *menu_ctx = (struct ami_hotlist_ctx *)ctx;
menu_ctx->level--;
if((menu_ctx->in_menu == true) && (menu_ctx->level == 0))
menu_ctx->in_menu = false;
return NSERROR_OK;
}
nserror ami_hotlist_scan(void *userdata, int first_item, const char *folder,
bool (*cb_add_item)(void *userdata, int level, int item, const char *title, nsurl *url, bool folder))
{
nserror error;
struct ami_hotlist_ctx ctx;
ctx.level = 0;
ctx.item = first_item;
ctx.folder = folder;
ctx.in_menu = false;
ctx.userdata = userdata;
ctx.cb = cb_add_item;
ctx.found = false;
error = hotlist_iterate(&ctx,
ami_hotlist_folder_enter_cb,
ami_hotlist_address_cb,
ami_hotlist_folder_leave_cb);
if((error == NSERROR_OK) && (ctx.found == false))
hotlist_add_folder(folder, false, 0);
return error;
}
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