| // Copyright (c) 2012 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/pepper/pepper_plugin_instance_impl.h" |
| #include "content/renderer/render_view_impl.h" |
| #include "third_party/WebKit/public/platform/WebPoint.h" |
| #include "third_party/WebKit/public/platform/WebRect.h" |
| #include "third_party/WebKit/public/platform/WebString.h" |
| #include "third_party/WebKit/public/web/WebLocalFrame.h" |
| #include "third_party/WebKit/public/web/WebView.h" |
| #include "third_party/WebKit/public/web/mac/WebSubstringUtil.h" |
| #include "ui/gfx/geometry/rect.h" |
| |
| namespace content { |
| |
| TextInputClientObserver::TextInputClientObserver(RenderViewImpl* render_view) |
| : RenderViewObserver(render_view), |
| render_view_impl_(render_view) { |
| } |
| |
| TextInputClientObserver::~TextInputClientObserver() { |
| } |
| |
| bool TextInputClientObserver::OnMessageReceived(const IPC::Message& message) { |
| bool handled = true; |
| IPC_BEGIN_MESSAGE_MAP(TextInputClientObserver, message) |
| IPC_MESSAGE_HANDLER(TextInputClientMsg_StringAtPoint, |
| OnStringAtPoint) |
| 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; |
| } |
| |
| blink::WebView* TextInputClientObserver::webview() { |
| return render_view()->GetWebView(); |
| } |
| |
| void TextInputClientObserver::OnStringAtPoint(gfx::Point point) { |
| #if defined(OS_MACOSX) |
| blink::WebPoint baselinePoint; |
| NSAttributedString* string = blink::WebSubstringUtil::attributedWordAtPoint( |
| webview(), point, baselinePoint); |
| |
| scoped_ptr<const mac::AttributedStringCoder::EncodedString> encoded( |
| mac::AttributedStringCoder::Encode(string)); |
| Send(new TextInputClientReplyMsg_GotStringAtPoint( |
| routing_id(), *encoded.get(), baselinePoint)); |
| #else |
| NOTIMPLEMENTED(); |
| #endif |
| } |
| |
| void TextInputClientObserver::OnCharacterIndexForPoint(gfx::Point point) { |
| blink::WebPoint web_point(point); |
| size_t index = webview()->focusedFrame()->characterIndexForPoint(web_point); |
| Send(new TextInputClientReplyMsg_GotCharacterIndexForPoint(routing_id(), |
| index)); |
| } |
| |
| void TextInputClientObserver::OnFirstRectForCharacterRange(gfx::Range range) { |
| gfx::Rect rect; |
| #if defined(ENABLE_PLUGINS) |
| if (render_view_impl_->focused_pepper_plugin()) { |
| rect = render_view_impl_->focused_pepper_plugin()->GetCaretBounds(); |
| } else |
| #endif |
| { |
| blink::WebFrame* frame = webview()->focusedFrame(); |
| if (frame) { |
| blink::WebRect web_rect; |
| frame->firstRectForCharacterRange(range.start(), range.length(), |
| web_rect); |
| rect = web_rect; |
| } |
| } |
| Send(new TextInputClientReplyMsg_GotFirstRectForRange(routing_id(), rect)); |
| } |
| |
| void TextInputClientObserver::OnStringForRange(gfx::Range range) { |
| #if defined(OS_MACOSX) |
| NSAttributedString* string = nil; |
| blink::WebLocalFrame* frame = webview()->focusedFrame()->toWebLocalFrame(); |
| if (frame) { |
| string = blink::WebSubstringUtil::attributedSubstringInRange( |
| frame, 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 |
| } |
| |
| } // namespace content |