Copy selection to x clipboard.

chrome/renderer/render_view.cc

Index: chrome/renderer/render_view.cc
===================================================================
--- chrome/renderer/render_view.cc	(revision 13031)
+++ chrome/renderer/render_view.cc	(working copy)
@@ -297,6 +297,12 @@
       MessageLoop::current());
   webwidget_ = WebView::Create(this, webkit_prefs);
 
+#if defined(OS_LINUX)
+  // We have to enable ourselves as the editor delegate on linux so we can copy
+  // text selections to the X clipboard.
+  webview()->SetUseEditorDelegate(true);
+#endif
+
   // Don't let WebCore keep a B/F list - we have our own.
   // We let it keep 1 entry because FrameLoader::goToItem expects an item in the
   // backForwardList, which is used only in ASSERTs.
@@ -425,6 +431,7 @@
     IPC_MESSAGE_HANDLER(ViewMsg_HandleExtensionMessage,
                         OnHandleExtensionMessage)
     IPC_MESSAGE_HANDLER(ViewMsg_ExtensionResponse, OnExtensionResponse)
+    IPC_MESSAGE_HANDLER(ViewMsg_RequestSelectionText, OnRequestSelectionText)
 
     // Have the super handle all other messages.
     IPC_MESSAGE_UNHANDLED(RenderWidget::OnMessageReceived(message))
@@ -454,6 +461,10 @@
   Send(new ViewHostMsg_Thumbnail(routing_id_, url, score, thumbnail));
 }
 
+void RenderView::OnRequestSelectionText() {
+  Send(new ViewHostMsg_SetSelectionText(routing_id_, selection_text_));
+}
+
 void RenderView::PrintPage(const ViewMsg_PrintPage_Params& params,
                            const gfx::Size& canvas_size,
                            WebFrame* frame) {
@@ -2422,6 +2433,17 @@
   Send(new ViewHostMsg_SetTooltipText(routing_id_, tooltip_text));
 }
 
+void RenderView::DidChangeSelection(bool is_empty_selection) {
+#if defined(OS_LINUX)
+  if (!is_empty_selection) {
+    // TODO(estade): find a way to incrementally update the selection text.
+    selection_text_ = webview()->GetMainFrame()->GetSelection(false);
+    Send(new ViewHostMsg_SelectionChanged(routing_id_));
+  }
+#endif
+}
+
+
 void RenderView::DownloadUrl(const GURL& url, const GURL& referrer) {
   Send(new ViewHostMsg_DownloadUrl(routing_id_, url, referrer));
 }