1/**
2 * Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Library General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12 * Library General Public License for more details.
13 *
14 * You should have received a copy of the GNU Library General Public License
15 * along with this library; see the file COPYING.LIB.  If not, write to
16 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
18 *
19 */
20
21#include "config.h"
22
23#if ENABLE(WML)
24#include "WMLRefreshElement.h"
25
26#include "Frame.h"
27#include "FrameLoader.h"
28#include "WMLCardElement.h"
29#include "WMLDocument.h"
30#include "WMLPageState.h"
31#include "WMLTimerElement.h"
32
33namespace WebCore {
34
35WMLRefreshElement::WMLRefreshElement(const QualifiedName& tagName, Document* doc)
36    : WMLTaskElement(tagName, doc)
37{
38}
39
40PassRefPtr<WMLRefreshElement> WMLRefreshElement::create(const QualifiedName& tagName, Document* document)
41{
42    return adoptRef(new WMLRefreshElement(tagName, document));
43}
44
45WMLRefreshElement::~WMLRefreshElement()
46{
47}
48
49void WMLRefreshElement::executeTask()
50{
51    ASSERT(document()->isWMLDocument());
52    WMLDocument* document = static_cast<WMLDocument*>(this->document());
53
54    WMLPageState* pageState = wmlPageStateForDocument(document);
55    if (!pageState)
56        return;
57
58    WMLCardElement* card = document->activeCard();
59    if (!card)
60        return;
61
62    // Before perform refresh task, we store the current timeout
63    // value in the page state and then stop the timer
64    WMLTimerElement* timer = card->eventTimer();
65    if (timer) {
66        timer->storeIntervalToPageState();
67        timer->stop();
68    }
69
70    storeVariableState(pageState);
71
72    // Redisplay curremt card with current variable state
73    if (Frame* frame = document->frame()) {
74        if (FrameLoader* loader = frame->loader())
75            loader->reload();
76    }
77
78    // After refreshing task, resume the timer if it exsits
79    if (timer)
80        timer->start();
81}
82
83}
84
85#endif
86