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// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/renderer/text_input_client_observer.h"
#include "base/memory/scoped_ptr.h"
#include "content/common/text_input_client_messages.h"
#include "content/renderer/render_view_impl.h"
#include "ipc/ipc_message_macros.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/mac/WebSubstringUtil.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebFrame.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebPoint.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebRect.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebString.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebView.h"
#include "ui/gfx/rect.h"
TextInputClientObserver::TextInputClientObserver(RenderViewImpl* render_view)
: content::RenderViewObserver(render_view) {
}
TextInputClientObserver::~TextInputClientObserver() {
}
bool TextInputClientObserver::OnMessageReceived(const IPC::Message& message) {
bool handled = true;
IPC_BEGIN_MESSAGE_MAP(TextInputClientObserver, message)
IPC_MESSAGE_HANDLER(TextInputClientMsg_CharacterIndexForPoint,
OnCharacterIndexForPoint)
IPC_MESSAGE_HANDLER(TextInputClientMsg_FirstRectForCharacterRange,
OnFirstRectForCharacterRange)
IPC_MESSAGE_HANDLER(TextInputClientMsg_StringForRange, OnStringForRange)
IPC_MESSAGE_UNHANDLED(handled = false)
IPC_END_MESSAGE_MAP()
return handled;
}
WebKit::WebView* TextInputClientObserver::webview() {
return render_view()->GetWebView();
}
void TextInputClientObserver::OnCharacterIndexForPoint(gfx::Point point) {
WebKit::WebPoint web_point(point);
size_t index = webview()->focusedFrame()->characterIndexForPoint(web_point);
Send(new TextInputClientReplyMsg_GotCharacterIndexForPoint(routing_id(),
index));
}
void TextInputClientObserver::OnFirstRectForCharacterRange(ui::Range range) {
WebKit::WebFrame* frame = webview()->focusedFrame();
WebKit::WebRect web_rect;
frame->firstRectForCharacterRange(range.start(), range.length(), web_rect);
gfx::Rect rect(web_rect);
Send(new TextInputClientReplyMsg_GotFirstRectForRange(routing_id(), rect));
}
void TextInputClientObserver::OnStringForRange(ui::Range range) {
#if defined(OS_MACOSX)
NSAttributedString* string =
WebKit::WebSubstringUtil::attributedSubstringInRange(
webview()->focusedFrame(), range.start(), range.length());
scoped_ptr<const mac::AttributedStringCoder::EncodedString> encoded(
mac::AttributedStringCoder::Encode(string));
Send(new TextInputClientReplyMsg_GotStringForRange(routing_id(),
*encoded.get()));
#else
NOTIMPLEMENTED();
#endif
}
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