Imported WebKit commit 2ea9d364d0f6efa8fa64acf19f451504c59be0e4 (http://svn.webkit.org/repository/webkit/trunk@104285)

1 files changed, 113 insertions, 0 deletions

diff --git a/Source/WebCore/rendering/RenderTextControlMultiLine.cpp b/Source/WebCore/rendering/RenderTextControlMultiLine.cpp
new file mode 100644
index 000000000..9d91f4b9e
--- /dev/null
+++ b/Source/WebCore/rendering/RenderTextControlMultiLine.cpp
@@ -0,0 +1,113 @@
+/**
+ * Copyright (C) 2006, 2007 Apple Inc. All rights reserved.
+ *           (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"
+#include "RenderTextControlMultiLine.h"
+
+#include "Frame.h"
+#include "HTMLNames.h"
+#include "HTMLTextAreaElement.h"
+#include "HitTestResult.h"
+#include "ShadowRoot.h"
+#include "TextControlInnerElements.h"
+
+namespace WebCore {
+
+RenderTextControlMultiLine::RenderTextControlMultiLine(Node* node)
+    : RenderTextControl(node)
+{
+}
+
+RenderTextControlMultiLine::~RenderTextControlMultiLine()
+{
+    if (node() && node()->inDocument())
+        static_cast<HTMLTextAreaElement*>(node())->rendererWillBeDestroyed();
+}
+
+bool RenderTextControlMultiLine::nodeAtPoint(const HitTestRequest& request, HitTestResult& result, const LayoutPoint& pointInContainer, const LayoutPoint& accumulatedOffset, HitTestAction hitTestAction)
+{
+    if (!RenderTextControl::nodeAtPoint(request, result, pointInContainer, accumulatedOffset, hitTestAction))
+        return false;
+
+    if (result.innerNode() == node() || result.innerNode() == innerTextElement())
+        hitInnerTextElement(result, pointInContainer, accumulatedOffset);
+
+    return true;
+}
+
+float RenderTextControlMultiLine::getAvgCharWidth(AtomicString family)
+{
+    // Since Lucida Grande is the default font, we want this to match the width
+    // of Courier New, the default font for textareas in IE, Firefox and Safari Win.
+    // 1229 is the avgCharWidth value in the OS/2 table for Courier New.
+    if (family == AtomicString("Lucida Grande"))
+        return scaleEmToUnits(1229);
+
+    return RenderTextControl::getAvgCharWidth(family);
+}
+
+LayoutUnit RenderTextControlMultiLine::preferredContentWidth(float charWidth) const
+{
+    int factor = static_cast<HTMLTextAreaElement*>(node())->cols();
+    return static_cast<LayoutUnit>(ceilf(charWidth * factor)) + scrollbarThickness();
+}
+
+void RenderTextControlMultiLine::adjustControlHeightBasedOnLineHeight(LayoutUnit lineHeight)
+{
+    setHeight(height() + lineHeight * static_cast<HTMLTextAreaElement*>(node())->rows());
+}
+
+LayoutUnit RenderTextControlMultiLine::baselinePosition(FontBaseline baselineType, bool firstLine, LineDirectionMode direction, LinePositionMode linePositionMode) const
+{
+    return RenderBox::baselinePosition(baselineType, firstLine, direction, linePositionMode);
+}
+
+PassRefPtr<RenderStyle> RenderTextControlMultiLine::createInnerTextStyle(const RenderStyle* startStyle) const
+{
+    RefPtr<RenderStyle> textBlockStyle = RenderStyle::create();
+    textBlockStyle->inheritFrom(startStyle);
+    adjustInnerTextStyle(startStyle, textBlockStyle.get());
+    textBlockStyle->setDisplay(BLOCK);
+
+    return textBlockStyle.release();
+}
+
+RenderStyle* RenderTextControlMultiLine::textBaseStyle() const
+{
+    return style();
+}
+
+RenderObject* RenderTextControlMultiLine::layoutSpecialExcludedChild(bool relayoutChildren)
+{
+    RenderObject* placeholderRenderer = RenderTextControl::layoutSpecialExcludedChild(relayoutChildren);
+    if (!placeholderRenderer)
+        return 0;
+    if (!placeholderRenderer->isBox())
+        return placeholderRenderer;
+    RenderBox* placeholderBox = toRenderBox(placeholderRenderer);
+    placeholderBox->style()->setWidth(Length(contentWidth() - placeholderBox->borderAndPaddingWidth(), Fixed));
+    placeholderBox->layoutIfNeeded();
+    placeholderBox->setX(borderLeft() + paddingLeft());
+    placeholderBox->setY(borderTop() + paddingTop());
+    return placeholderRenderer;
+}
+    
+}