Index: third_party/WebKit/Source/WebKit/chromium/public/mac/WebTextHelper.h |
diff --git a/third_party/WebKit/Source/WebKit/chromium/public/mac/WebTextHelper.h b/third_party/WebKit/Source/WebKit/chromium/public/mac/WebTextHelper.h |
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+/* |
+ * Copyright (C) 2011 Google 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: |
+ * |
+ * * Redistributions of source code must retain the above copyright |
+ * notice, this list of conditions and the following disclaimer. |
+ * * 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. |
+ * * Neither the name of Google Inc. 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 THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT |
+ * OWNER 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. |
+ */ |
+ |
+#ifndef WebTextHelpers_h |
+#define WebTextHelpers_h |
+ |
+#include "../WebPrivateOwnPtr.h" |
+ |
+namespace WebKit { |
+class WebFrame; |
+class WebRect; |
+class WebString; |
+class WebTextHelperImpl; |
+} |
+ |
+namespace WebKit { |
+ |
+// This class is a helper for implementing part of the NSTextInput protocol on |
+// the renderer side. In the future it should be generalized to support input |
+// method composition across all platforms. |
+class WebTextHelper { |
+public: |
+ explicit WebTextHelper(WebFrame* frame); |
+ ~WebTextHelper(); |
+ |
+ // Returns the character index in the Frame's text stream over where the |
+ // mouse pointer is. The coordinate is in WebKit's coordinate system (upper- |
+ // left origin). |
+ uint characterIndexForPoint(int x, int y); |
+ |
+ // Returns the frame rectangle for a given substring range in the Frame's |
+ // text stream. |
+ WebRect firstRectForRange(uint location, uint length); |
+ |
+ // Returns a serialized NSAttributedString (via NSData) that is a substring |
+ // of the Frame at the given range. |
+ WebString substringInRange(uint location, uint length); |
+ |
+protected: |
+ WebPrivateOwnPtr<WebTextHelperImpl> m_private; |
+}; |
+ |
+} // namespace WebKit |
+ |
+#endif |