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| 1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. | |
| 2 // Use of this source code is governed by a BSD-style license that can be | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 #include "webkit/plugins/npapi/webview_plugin.h" | |
| 6 | |
| 7 #include "base/message_loop.h" | |
| 8 #include "base/metrics/histogram.h" | |
| 9 #include "third_party/WebKit/Source/WebKit/chromium/public/WebCursorInfo.h" | |
| 10 #include "third_party/WebKit/Source/WebKit/chromium/public/WebElement.h" | |
| 11 #include "third_party/WebKit/Source/WebKit/chromium/public/WebFrame.h" | |
| 12 #include "third_party/WebKit/Source/WebKit/chromium/public/WebInputEvent.h" | |
| 13 #include "third_party/WebKit/Source/WebKit/chromium/public/WebPluginContainer.h" | |
| 14 #include "third_party/WebKit/Source/WebKit/chromium/public/WebSize.h" | |
| 15 #include "third_party/WebKit/Source/WebKit/chromium/public/WebURL.h" | |
| 16 #include "third_party/WebKit/Source/WebKit/chromium/public/WebURLRequest.h" | |
| 17 #include "third_party/WebKit/Source/WebKit/chromium/public/WebURLResponse.h" | |
| 18 #include "third_party/WebKit/Source/WebKit/chromium/public/WebView.h" | |
| 19 #include "webkit/glue/webpreferences.h" | |
| 20 | |
| 21 #if WEBKIT_USING_CG | |
| 22 #include <CoreGraphics/CGContext.h> | |
| 23 #elif WEBKIT_USING_SKIA | |
| 24 #include "skia/ext/platform_canvas.h" | |
| 25 #endif | |
| 26 | |
| 27 using WebKit::WebCanvas; | |
| 28 using WebKit::WebCursorInfo; | |
| 29 using WebKit::WebDragData; | |
| 30 using WebKit::WebDragOperationsMask; | |
| 31 using WebKit::WebFrame; | |
| 32 using WebKit::WebImage; | |
| 33 using WebKit::WebInputEvent; | |
| 34 using WebKit::WebMouseEvent; | |
| 35 using WebKit::WebPlugin; | |
| 36 using WebKit::WebPluginContainer; | |
| 37 using WebKit::WebPoint; | |
| 38 using WebKit::WebRect; | |
| 39 using WebKit::WebSize; | |
| 40 using WebKit::WebString; | |
| 41 using WebKit::WebURLError; | |
| 42 using WebKit::WebURLRequest; | |
| 43 using WebKit::WebURLResponse; | |
| 44 using WebKit::WebVector; | |
| 45 using WebKit::WebView; | |
| 46 | |
| 47 namespace webkit { | |
| 48 namespace npapi { | |
| 49 | |
| 50 WebViewPlugin::WebViewPlugin(WebViewPlugin::Delegate* delegate) | |
| 51 : delegate_(delegate), | |
| 52 container_(NULL), | |
| 53 finished_loading_(false) { | |
| 54 web_view_ = WebView::create(this); | |
| 55 web_view_->initializeMainFrame(this); | |
| 56 } | |
| 57 | |
| 58 // static | |
| 59 WebViewPlugin* WebViewPlugin::Create(WebViewPlugin::Delegate* delegate, | |
| 60 const WebPreferences& preferences, | |
| 61 const std::string& html_data, | |
| 62 const GURL& url) { | |
| 63 WebViewPlugin* plugin = new WebViewPlugin(delegate); | |
| 64 WebView* web_view = plugin->web_view(); | |
| 65 preferences.Apply(web_view); | |
| 66 web_view->mainFrame()->loadHTMLString(html_data, url); | |
| 67 return plugin; | |
| 68 } | |
| 69 | |
| 70 WebViewPlugin::~WebViewPlugin() { | |
| 71 web_view_->close(); | |
| 72 } | |
| 73 | |
| 74 void WebViewPlugin::ReplayReceivedData(WebPlugin* plugin) { | |
| 75 if (!response_.isNull()) { | |
| 76 plugin->didReceiveResponse(response_); | |
| 77 size_t total_bytes = 0; | |
| 78 for (std::list<std::string>::iterator it = data_.begin(); | |
| 79 it != data_.end(); ++it) { | |
| 80 plugin->didReceiveData(it->c_str(), it->length()); | |
| 81 total_bytes += it->length(); | |
| 82 } | |
| 83 UMA_HISTOGRAM_MEMORY_KB("PluginDocument.Memory", (total_bytes / 1024)); | |
| 84 UMA_HISTOGRAM_COUNTS("PluginDocument.NumChunks", data_.size()); | |
| 85 } | |
| 86 if (finished_loading_) { | |
| 87 plugin->didFinishLoading(); | |
| 88 } | |
| 89 if (error_.get()) { | |
| 90 plugin->didFailLoading(*error_); | |
| 91 } | |
| 92 } | |
| 93 | |
| 94 void WebViewPlugin::RestoreTitleText() { | |
| 95 if (container_) | |
| 96 container_->element().setAttribute("title", old_title_); | |
| 97 } | |
| 98 | |
| 99 | |
| 100 bool WebViewPlugin::initialize(WebPluginContainer* container) { | |
| 101 container_ = container; | |
| 102 if (container_) | |
| 103 old_title_ = container_->element().getAttribute("title"); | |
| 104 return true; | |
| 105 } | |
| 106 | |
| 107 void WebViewPlugin::destroy() { | |
| 108 if (delegate_) { | |
| 109 delegate_->WillDestroyPlugin(); | |
| 110 delegate_ = NULL; | |
| 111 } | |
| 112 container_ = NULL; | |
| 113 MessageLoop::current()->DeleteSoon(FROM_HERE, this); | |
| 114 } | |
| 115 | |
| 116 NPObject* WebViewPlugin::scriptableObject() { | |
| 117 return NULL; | |
| 118 } | |
| 119 | |
| 120 bool WebViewPlugin::getFormValue(WebString* value) { | |
| 121 return false; | |
| 122 } | |
| 123 | |
| 124 void WebViewPlugin::paint(WebCanvas* canvas, const WebRect& rect) { | |
| 125 gfx::Rect paintRect(rect_.Intersect(rect)); | |
| 126 if (paintRect.IsEmpty()) | |
| 127 return; | |
| 128 | |
| 129 paintRect.Offset(-rect_.x(), -rect_.y()); | |
| 130 | |
| 131 #if WEBKIT_USING_CG | |
| 132 CGContextRef context = canvas; | |
| 133 CGContextTranslateCTM(context, rect_.x(), rect_.y()); | |
| 134 CGContextSaveGState(context); | |
| 135 #elif WEBKIT_USING_SKIA | |
| 136 canvas->translate(SkIntToScalar(rect_.x()), SkIntToScalar(rect_.y())); | |
| 137 canvas->save(); | |
| 138 #endif | |
| 139 | |
| 140 web_view_->layout(); | |
| 141 web_view_->paint(canvas, paintRect); | |
| 142 | |
| 143 #if WEBKIT_USING_SKIA | |
| 144 canvas->restore(); | |
| 145 #elif WEBKIT_USING_CG | |
| 146 CGContextRestoreGState(context); | |
| 147 #endif | |
| 148 } | |
| 149 | |
| 150 // Coordinates are relative to the containing window. | |
| 151 void WebViewPlugin::updateGeometry( | |
| 152 const WebRect& frame_rect, const WebRect& clip_rect, | |
| 153 const WebVector<WebRect>& cut_out_rects, bool is_visible) { | |
| 154 if (frame_rect != rect_) { | |
| 155 rect_ = frame_rect; | |
| 156 web_view_->resize(WebSize(frame_rect.width, frame_rect.height)); | |
| 157 } | |
| 158 } | |
| 159 | |
| 160 bool WebViewPlugin::acceptsInputEvents() { | |
| 161 return true; | |
| 162 } | |
| 163 | |
| 164 bool WebViewPlugin::handleInputEvent(const WebInputEvent& event, | |
| 165 WebCursorInfo& cursor) { | |
| 166 if (event.type == WebInputEvent::ContextMenu) { | |
| 167 if (delegate_) { | |
| 168 const WebMouseEvent& mouse_event = | |
| 169 reinterpret_cast<const WebMouseEvent&>(event); | |
| 170 delegate_->ShowContextMenu(mouse_event); | |
| 171 } | |
| 172 return true; | |
| 173 } | |
| 174 current_cursor_ = cursor; | |
| 175 bool handled = web_view_->handleInputEvent(event); | |
| 176 cursor = current_cursor_; | |
| 177 return handled; | |
| 178 } | |
| 179 | |
| 180 void WebViewPlugin::didReceiveResponse(const WebURLResponse& response) { | |
| 181 DCHECK(response_.isNull()); | |
| 182 response_ = response; | |
| 183 } | |
| 184 | |
| 185 void WebViewPlugin::didReceiveData(const char* data, int data_length) { | |
| 186 data_.push_back(std::string(data, data_length)); | |
| 187 } | |
| 188 | |
| 189 void WebViewPlugin::didFinishLoading() { | |
| 190 DCHECK(!finished_loading_); | |
| 191 finished_loading_ = true; | |
| 192 } | |
| 193 | |
| 194 void WebViewPlugin::didFailLoading(const WebURLError& error) { | |
| 195 DCHECK(!error_.get()); | |
| 196 error_.reset(new WebURLError(error)); | |
| 197 } | |
| 198 | |
| 199 bool WebViewPlugin::acceptsLoadDrops() { | |
| 200 return false; | |
| 201 } | |
| 202 | |
| 203 void WebViewPlugin::setToolTipText(const WebKit::WebString& text, | |
| 204 WebKit::WebTextDirection hint) { | |
| 205 if (container_) | |
| 206 container_->element().setAttribute("title", text); | |
| 207 } | |
| 208 | |
| 209 void WebViewPlugin::startDragging(const WebDragData&, | |
| 210 WebDragOperationsMask, | |
| 211 const WebImage&, | |
| 212 const WebPoint&) { | |
| 213 // Immediately stop dragging. | |
| 214 web_view_->dragSourceSystemDragEnded(); | |
| 215 } | |
| 216 | |
| 217 void WebViewPlugin::didInvalidateRect(const WebRect& rect) { | |
| 218 if (container_) | |
| 219 container_->invalidateRect(rect); | |
| 220 } | |
| 221 | |
| 222 void WebViewPlugin::didChangeCursor(const WebCursorInfo& cursor) { | |
| 223 current_cursor_ = cursor; | |
| 224 } | |
| 225 | |
| 226 void WebViewPlugin::didClearWindowObject(WebFrame* frame) { | |
| 227 if (delegate_) | |
| 228 delegate_->BindWebFrame(frame); | |
| 229 } | |
| 230 | |
| 231 bool WebViewPlugin::canHandleRequest(WebFrame* frame, | |
| 232 const WebURLRequest& request) { | |
| 233 return GURL(request.url()).SchemeIs("chrome"); | |
| 234 } | |
| 235 | |
| 236 WebURLError WebViewPlugin::cancelledError(WebFrame* frame, | |
| 237 const WebURLRequest& request) { | |
| 238 // Return an error with a non-zero reason so isNull() on the corresponding | |
| 239 // ResourceError is false. | |
| 240 WebURLError error; | |
| 241 error.domain = "WebViewPlugin"; | |
| 242 error.reason = -1; | |
| 243 error.unreachableURL = request.url(); | |
| 244 return error; | |
| 245 } | |
| 246 | |
| 247 void WebViewPlugin::didReceiveResponse(WebFrame* frame, | |
| 248 unsigned identifier, | |
| 249 const WebURLResponse& response) { | |
| 250 WebFrameClient::didReceiveResponse(frame, identifier, response); | |
| 251 } | |
| 252 | |
| 253 } // namespace npapi | |
| 254 } // namespace webkit | |
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Chromium Code Reviews
Issue 8461011:
Clean up plug-in placeholders: (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src