Merge WebKit at r75315: Initial merge by git.

Change-Id: I570314b346ce101c935ed22a626b48c2af266b84

1 files changed, 74 insertions, 0 deletions

diff --git a/Source/WebCore/inspector/front-end/View.js b/Source/WebCore/inspector/front-end/View.js
new file mode 100644
index 0000000..632a61a
--- /dev/null
+++ b/Source/WebCore/inspector/front-end/View.js
@@ -0,0 +1,74 @@
+/*
+ * Copyright (C) 2008 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``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 INC. OR
+ * 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.
+ */
+
+WebInspector.View = function(element)
+{
+    this.element = element || document.createElement("div");
+    this._visible = false;
+}
+
+WebInspector.View.prototype = {
+    get visible()
+    {
+        return this._visible;
+    },
+
+    set visible(x)
+    {
+        if (this._visible === x)
+            return;
+
+        if (x)
+            this.show();
+        else
+            this.hide();
+    },
+
+    show: function(parentElement)
+    {
+        this._visible = true;
+        if (parentElement && parentElement !== this.element.parentNode) {
+            this.detach();
+            parentElement.appendChild(this.element);
+        }
+        if (!this.element.parentNode && this.attach)
+            this.attach();
+        this.element.addStyleClass("visible");
+    },
+
+    hide: function()
+    {
+        this.element.removeStyleClass("visible");
+        this._visible = false;
+    },
+
+    detach: function()
+    {
+        if (this.element.parentNode)
+            this.element.parentNode.removeChild(this.element);
+    }
+}
+
+WebInspector.View.prototype.__proto__ = WebInspector.Object.prototype;