WebCore/wml/WMLRefreshElement.cpp
changeset 0 4f2f89ce4247
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/wml/WMLRefreshElement.cpp	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,80 @@
+/**
+ * Copyright (C) 2008 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public License
+ * along with this library; see the file COPYING.LIB.  If not, write to
+ * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA 02110-1301, USA.
+ *
+ */
+
+#include "config.h"
+
+#if ENABLE(WML)
+#include "WMLRefreshElement.h"
+
+#include "Frame.h"
+#include "FrameLoader.h"
+#include "WMLCardElement.h"
+#include "WMLDocument.h"
+#include "WMLPageState.h"
+#include "WMLTimerElement.h"
+
+namespace WebCore {
+
+WMLRefreshElement::WMLRefreshElement(const QualifiedName& tagName, Document* doc)
+    : WMLTaskElement(tagName, doc)
+{
+}
+
+WMLRefreshElement::~WMLRefreshElement()
+{
+}
+
+void WMLRefreshElement::executeTask()
+{
+    ASSERT(document()->isWMLDocument());
+    WMLDocument* document = static_cast<WMLDocument*>(this->document());
+
+    WMLPageState* pageState = wmlPageStateForDocument(document);
+    if (!pageState)
+        return;
+
+    WMLCardElement* card = document->activeCard();
+    if (!card)
+        return;
+
+    // Before perform refresh task, we store the current timeout
+    // value in the page state and then stop the timer
+    WMLTimerElement* timer = card->eventTimer();
+    if (timer) {
+        timer->storeIntervalToPageState();
+        timer->stop();
+    }
+
+    storeVariableState(pageState);
+
+    // Redisplay curremt card with current variable state
+    if (Frame* frame = document->frame()) {
+        if (FrameLoader* loader = frame->loader())
+            loader->reload();
+    }
+
+    // After refreshing task, resume the timer if it exsits 
+    if (timer)
+        timer->start();
+}
+
+}
+
+#endif