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/*
* widgets/webview/frames.c - webkit webview frames functions
*
* Copyright © 2010-2011 Mason Larobina <mason.larobina@gmail.com>
*
* This program 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, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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/>.
*
*/
GHashTable *frames_by_view = NULL;
typedef struct {
WebKitWebView *view;
WebKitWebFrame *frame;
} frame_destroy_callback_t;
static gint
luaH_webview_push_frames(lua_State *L, webview_data_t *d)
{
GHashTable *frames = g_hash_table_lookup(frames_by_view, d->view);
lua_createtable(L, g_hash_table_size(frames), 0);
gint i = 1, tidx = lua_gettop(L);
gpointer frame;
GHashTableIter iter;
g_hash_table_iter_init(&iter, frames);
while (g_hash_table_iter_next(&iter, &frame, NULL)) {
lua_pushlightuserdata(L, frame);
lua_rawseti(L, tidx, i++);
}
return 1;
}
static void
frame_destroyed_cb(frame_destroy_callback_t *st)
{
gpointer hash = g_hash_table_lookup(frames_by_view, st->view);
/* the view might be destroyed before the frames */
if (hash)
g_hash_table_remove(hash, st->frame);
g_slice_free(frame_destroy_callback_t, st);
}
static void
document_load_finished_cb(WebKitWebView *v, WebKitWebFrame *f,
widget_t* UNUSED(w))
{
/* add a bogus property to the frame so we get notified when it's destroyed */
frame_destroy_callback_t *st = g_slice_new(frame_destroy_callback_t);
st->view = v;
st->frame = f;
g_object_set_data_full(G_OBJECT(f), "dummy-destroy-notify", st,
(GDestroyNotify)frame_destroyed_cb);
GHashTable *frames = g_hash_table_lookup(frames_by_view, v);
g_hash_table_insert(frames, f, NULL);
}
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