linux_aura: Make X11 selection buffers work on text in both direction.

content/browser/renderer_host/render_widget_host_view_aura.cc

 // 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/browser/renderer_host/render_widget_host_view_aura.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/command_line.h"
 #include "base/debug/trace_event.h"
@@ skipping 19 matching lines @@
 #include "ui/aura/client/aura_constants.h"
 #include "ui/aura/client/cursor_client.h"
 #include "ui/aura/client/screen_position_client.h"
 #include "ui/aura/client/stacking_client.h"
 #include "ui/aura/client/tooltip_client.h"
 #include "ui/aura/client/window_types.h"
 #include "ui/aura/env.h"
 #include "ui/aura/root_window.h"
 #include "ui/aura/window.h"
 #include "ui/aura/window_observer.h"
+#include "ui/base/clipboard/scoped_clipboard_writer.h"
 #include "ui/base/events/event.h"
 #include "ui/base/gestures/gesture_recognizer.h"
 #include "ui/base/hit_test.h"
 #include "ui/base/ime/input_method.h"
 #include "ui/base/ui_base_types.h"
 #include "ui/compositor/compositor.h"
 #include "ui/compositor/layer.h"
 #include "ui/gfx/canvas.h"
 #include "ui/gfx/display.h"
 #include "ui/gfx/screen.h"
@@ skipping 468 matching lines @@
   delete window_;
 }
 
 void RenderWidgetHostViewAura::SetTooltipText(const string16& tooltip_text) {
   tooltip_ = tooltip_text;
   aura::RootWindow* root_window = window_->GetRootWindow();
   if (aura::client::GetTooltipClient(root_window))
     aura::client::GetTooltipClient(root_window)->UpdateTooltip(window_);
 }
 
+void RenderWidgetHostViewAura::SelectionChanged(const string16& text,
+                                                size_t offset,
+                                                const ui::Range& range) {
+  RenderWidgetHostViewBase::SelectionChanged(text, offset, range);
+
+#if defined(USE_X11) && !defined(OS_CHROMEOS)
+  if (text.empty() || range.is_empty())
+    return;
+
+  // Set the BUFFER_SELECTION to the ui::Clipboard.
+  ui::ScopedClipboardWriter clipboard_writer(
+      ui::Clipboard::GetForCurrentThread(),
+      ui::Clipboard::BUFFER_SELECTION);
+  clipboard_writer.WriteText(text);
+#endif  // defined(USE_X11) && !defined(OS_CHROMEOS)
+}
+
 void RenderWidgetHostViewAura::SelectionBoundsChanged(
     const gfx::Rect& start_rect,
     WebKit::WebTextDirection start_direction,
     const gfx::Rect& end_rect,
     WebKit::WebTextDirection end_direction) {
   if (selection_start_rect_ == start_rect && selection_end_rect_ == end_rect)
     return;
 
   selection_start_rect_ = start_rect;
   selection_end_rect_ = end_rect;
@@ skipping 1218 matching lines @@
     RenderWidgetHost* widget) {
   return new RenderWidgetHostViewAura(widget);
 }
 
 // static
 void RenderWidgetHostViewPort::GetDefaultScreenInfo(WebScreenInfo* results) {
   GetScreenInfoForWindow(results, NULL);
 }
 
 }  // namespace content