WebCore/bindings/objc/DOMAbstractView.mm
changeset 0 4f2f89ce4247
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/WebCore/bindings/objc/DOMAbstractView.mm	Fri Sep 17 09:02:29 2010 +0300
@@ -0,0 +1,93 @@
+/*
+ * Copyright (C) 2008, 2009 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1.  Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ * 2.  Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in the
+ *     documentation and/or other materials provided with the distribution.
+ * 3.  Neither the name of Apple Computer, Inc. ("Apple") nor the names of
+ *     its contributors may be used to endorse or promote products derived
+ *     from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
+ * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#import "config.h"
+#import "DOMInternal.h" // import first to make the private/public trick work
+#import "DOMAbstractViewInternal.h"
+
+#import "DOMDocumentInternal.h"
+#import "ExceptionHandlers.h"
+#import "Frame.h"
+#import "ThreadCheck.h"
+#import "WebScriptObjectPrivate.h"
+
+#define IMPL reinterpret_cast<WebCore::Frame*>(_internal)
+
+@implementation DOMAbstractView
+
+- (void)dealloc
+{
+    { DOM_ASSERT_MAIN_THREAD(); WebCoreThreadViolationCheckRoundOne(); }
+    [super dealloc];
+}
+
+- (DOMDocument *)document
+{
+    if (!_internal)
+        return nil;
+    return kit(IMPL->domWindow()->document());
+}
+
+@end
+
+@implementation DOMAbstractView (Frame)
+
+- (void)_disconnectFrame
+{
+    ASSERT(_internal);
+    removeDOMWrapper(_internal);
+    _internal = 0;
+}
+
+@end
+
+WebCore::DOMWindow* core(DOMAbstractView *wrapper)
+{
+    if (!wrapper)
+        return 0;
+    if (!wrapper->_internal)
+        return 0;
+    return reinterpret_cast<WebCore::Frame*>(wrapper->_internal)->domWindow();
+}
+
+DOMAbstractView *kit(WebCore::DOMWindow* value)
+{
+    { DOM_ASSERT_MAIN_THREAD(); WebCoreThreadViolationCheckRoundOne(); };
+
+    if (!value)
+        return nil;
+    WebCore::Frame* frame = value->frame();
+    if (!frame)
+        return nil;
+    if (DOMAbstractView *wrapper = getDOMWrapper(frame))
+        return [[wrapper retain] autorelease];
+    DOMAbstractView *wrapper = [[DOMAbstractView alloc] _init];
+    wrapper->_internal = reinterpret_cast<DOMObjectInternal*>(frame);
+    addDOMWrapper(wrapper, frame);
+    return [wrapper autorelease];
+}