Delete the GTK+ port of Chrome.

content/browser/web_contents/web_contents_view_gtk.cc

Index: content/browser/web_contents/web_contents_view_gtk.cc
diff --git a/content/browser/web_contents/web_contents_view_gtk.cc b/content/browser/web_contents/web_contents_view_gtk.cc
deleted file mode 100644
index 1e77e9f62eb87a16388ad19130f869c290bf65b5..0000000000000000000000000000000000000000
--- a/content/browser/web_contents/web_contents_view_gtk.cc
+++ /dev/null
@@ -1,421 +0,0 @@
-// 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/web_contents/web_contents_view_gtk.h"
-
-#include <gdk/gdk.h>
-#include <gdk/gdkkeysyms.h>
-#include <gtk/gtk.h>
-
-#include <algorithm>
-
-#include "base/strings/string_util.h"
-#include "base/strings/utf_string_conversions.h"
-#include "build/build_config.h"
-#include "content/browser/frame_host/interstitial_page_impl.h"
-#include "content/browser/renderer_host/render_view_host_factory.h"
-#include "content/browser/renderer_host/render_view_host_impl.h"
-#include "content/browser/renderer_host/render_widget_host_view_gtk.h"
-#include "content/browser/web_contents/web_contents_impl.h"
-#include "content/browser/web_contents/web_drag_dest_gtk.h"
-#include "content/browser/web_contents/web_drag_source_gtk.h"
-#include "content/public/browser/web_contents_delegate.h"
-#include "content/public/browser/web_contents_view_delegate.h"
-#include "content/public/common/drop_data.h"
-#include "ui/base/gtk/gtk_expanded_container.h"
-#include "ui/gfx/image/image_skia.h"
-#include "ui/gfx/point.h"
-#include "ui/gfx/rect.h"
-#include "ui/gfx/size.h"
-
-using blink::WebDragOperation;
-using blink::WebDragOperationsMask;
-
-namespace content {
-namespace {
-
-// Called when the mouse leaves the widget. We notify our delegate.
-gboolean OnLeaveNotify(GtkWidget* widget, GdkEventCrossing* event,
-                       WebContentsImpl* web_contents) {
-  if (web_contents->GetDelegate())
-    web_contents->GetDelegate()->ContentsMouseEvent(
-        web_contents, gfx::Point(event->x_root, event->y_root), false);
-  return FALSE;
-}
-
-// Called when the mouse moves within the widget. We notify our delegate.
-gboolean OnMouseMove(GtkWidget* widget, GdkEventMotion* event,
-                     WebContentsImpl* web_contents) {
-  if (web_contents->GetDelegate())
-    web_contents->GetDelegate()->ContentsMouseEvent(
-        web_contents, gfx::Point(event->x_root, event->y_root), true);
-  return FALSE;
-}
-
-// See tab_contents_view_views.cc for discussion of mouse scroll zooming.
-gboolean OnMouseScroll(GtkWidget* widget, GdkEventScroll* event,
-                       WebContentsImpl* web_contents) {
-  if ((event->state & gtk_accelerator_get_default_mod_mask()) !=
-      GDK_CONTROL_MASK) {
-    return FALSE;
-  }
-
-  WebContentsDelegate* delegate = web_contents->GetDelegate();
-  if (!delegate)
-    return FALSE;
-
-  if (!(event->direction == GDK_SCROLL_DOWN ||
-        event->direction == GDK_SCROLL_UP)) {
-    return FALSE;
-  }
-
-  delegate->ContentsZoomChange(event->direction == GDK_SCROLL_UP);
-  return TRUE;
-}
-
-}  // namespace
-
-WebContentsViewPort* CreateWebContentsView(
-    WebContentsImpl* web_contents,
-    WebContentsViewDelegate* delegate,
-    RenderViewHostDelegateView** render_view_host_delegate_view) {
-  WebContentsViewGtk* rv = new WebContentsViewGtk(web_contents, delegate);
-  *render_view_host_delegate_view = rv;
-  return rv;
-}
-
-WebContentsViewGtk::WebContentsViewGtk(
-    WebContentsImpl* web_contents,
-    WebContentsViewDelegate* delegate)
-    : web_contents_(web_contents),
-      expanded_(gtk_expanded_container_new()),
-      delegate_(delegate) {
-  gtk_widget_set_name(expanded_.get(), "chrome-web-contents-view");
-  g_signal_connect(expanded_.get(), "size-allocate",
-                   G_CALLBACK(OnSizeAllocateThunk), this);
-  g_signal_connect(expanded_.get(), "child-size-request",
-                   G_CALLBACK(OnChildSizeRequestThunk), this);
-
-  gtk_widget_show(expanded_.get());
-  drag_source_.reset(new WebDragSourceGtk(web_contents));
-
-  if (delegate_)
-    delegate_->Initialize(expanded_.get(), &focus_store_);
-}
-
-WebContentsViewGtk::~WebContentsViewGtk() {
-  expanded_.Destroy();
-}
-
-gfx::NativeView WebContentsViewGtk::GetNativeView() const {
-  if (delegate_)
-    return delegate_->GetNativeView();
-
-  return expanded_.get();
-}
-
-gfx::NativeView WebContentsViewGtk::GetContentNativeView() const {
-  RenderWidgetHostView* rwhv = web_contents_->GetRenderWidgetHostView();
-  if (!rwhv)
-    return NULL;
-  return rwhv->GetNativeView();
-}
-
-gfx::NativeWindow WebContentsViewGtk::GetTopLevelNativeWindow() const {
-  GtkWidget* window = gtk_widget_get_ancestor(GetNativeView(), GTK_TYPE_WINDOW);
-  return window ? GTK_WINDOW(window) : NULL;
-}
-
-void WebContentsViewGtk::GetContainerBounds(gfx::Rect* out) const {
-  // This is used for positioning the download shelf arrow animation,
-  // as well as sizing some other widgets in Windows.  In GTK the size is
-  // managed for us, so it appears to be only used for the download shelf
-  // animation.
-  int x = 0;
-  int y = 0;
-  GdkWindow* expanded_window = gtk_widget_get_window(expanded_.get());
-  if (expanded_window)
-    gdk_window_get_origin(expanded_window, &x, &y);
-
-  GtkAllocation allocation;
-  gtk_widget_get_allocation(expanded_.get(), &allocation);
-  out->SetRect(x + allocation.x, y + allocation.y,
-               requested_size_.width(), requested_size_.height());
-}
-
-void WebContentsViewGtk::OnTabCrashed(base::TerminationStatus status,
-                                      int error_code) {
-}
-
-void WebContentsViewGtk::Focus() {
-  if (web_contents_->ShowingInterstitialPage()) {
-    web_contents_->GetInterstitialPage()->Focus();
-  } else if (delegate_) {
-    delegate_->Focus();
-  }
-}
-
-void WebContentsViewGtk::SetInitialFocus() {
-  if (web_contents_->FocusLocationBarByDefault())
-    web_contents_->SetFocusToLocationBar(false);
-  else
-    Focus();
-}
-
-void WebContentsViewGtk::StoreFocus() {
-  focus_store_.Store(GetNativeView());
-}
-
-void WebContentsViewGtk::RestoreFocus() {
-  if (focus_store_.widget())
-    gtk_widget_grab_focus(focus_store_.widget());
-  else
-    SetInitialFocus();
-}
-
-DropData* WebContentsViewGtk::GetDropData() const {
-  if (!drag_dest_)
-    return NULL;
-  return drag_dest_->current_drop_data();
-}
-
-gfx::Rect WebContentsViewGtk::GetViewBounds() const {
-  gfx::Rect rect;
-  GdkWindow* window = gtk_widget_get_window(GetNativeView());
-  if (!window) {
-    rect.SetRect(0, 0, requested_size_.width(), requested_size_.height());
-    return rect;
-  }
-  int x = 0, y = 0, w, h;
-  gdk_window_get_geometry(window, &x, &y, &w, &h, NULL);
-  rect.SetRect(x, y, w, h);
-  return rect;
-}
-
-void WebContentsViewGtk::CreateView(
-    const gfx::Size& initial_size, gfx::NativeView context) {
-  requested_size_ = initial_size;
-}
-
-RenderWidgetHostView* WebContentsViewGtk::CreateViewForWidget(
-    RenderWidgetHost* render_widget_host) {
-  if (render_widget_host->GetView()) {
-    // During testing, the view will already be set up in most cases to the
-    // test view, so we don't want to clobber it with a real one. To verify that
-    // this actually is happening (and somebody isn't accidentally creating the
-    // view twice), we check for the RVH Factory, which will be set when we're
-    // making special ones (which go along with the special views).
-    DCHECK(RenderViewHostFactory::has_factory());
-    return render_widget_host->GetView();
-  }
-
-  RenderWidgetHostView* view =
-      RenderWidgetHostView::CreateViewForWidget(render_widget_host);
-  view->InitAsChild(NULL);
-  gfx::NativeView content_view = view->GetNativeView();
-  g_signal_connect(content_view, "focus", G_CALLBACK(OnFocusThunk), this);
-  g_signal_connect(content_view, "leave-notify-event",
-                   G_CALLBACK(OnLeaveNotify), web_contents_);
-  g_signal_connect(content_view, "motion-notify-event",
-                   G_CALLBACK(OnMouseMove), web_contents_);
-  g_signal_connect(content_view, "scroll-event",
-                   G_CALLBACK(OnMouseScroll), web_contents_);
-  gtk_widget_add_events(content_view, GDK_LEAVE_NOTIFY_MASK |
-                        GDK_POINTER_MOTION_MASK);
-  InsertIntoContentArea(content_view);
-
-  if (render_widget_host->IsRenderView()) {
-    RenderViewHost* rvh = RenderViewHost::From(render_widget_host);
-    // If |rvh| is already the current render view host for the web contents, we
-    // need to initialize |drag_dest_| for drags to be properly handled.
-    // Otherwise, |drag_dest_| will be updated in RenderViewSwappedIn. The
-    // reason we can't simply check that this isn't a swapped-out view is
-    // because there are navigations that create non-swapped-out views that may
-    // never be displayed, e.g. a navigation that becomes a download.
-    if (rvh == web_contents_->GetRenderViewHost()) {
-      UpdateDragDest(rvh);
-    }
-  }
-
-  return view;
-}
-
-RenderWidgetHostView* WebContentsViewGtk::CreateViewForPopupWidget(
-    RenderWidgetHost* render_widget_host) {
-  return RenderWidgetHostViewPort::CreateViewForWidget(render_widget_host);
-}
-
-void WebContentsViewGtk::SetPageTitle(const base::string16& title) {
-  // Set the window name to include the page title so it's easier to spot
-  // when debugging (e.g. via xwininfo -tree).
-  gfx::NativeView content_view = GetContentNativeView();
-  if (content_view) {
-    GdkWindow* content_window = gtk_widget_get_window(content_view);
-    if (content_window) {
-      gdk_window_set_title(content_window, base::UTF16ToUTF8(title).c_str());
-    }
-  }
-}
-
-void WebContentsViewGtk::SizeContents(const gfx::Size& size) {
-  // We don't need to manually set the size of of widgets in GTK+, but we do
-  // need to pass the sizing information on to the RWHV which will pass the
-  // sizing information on to the renderer.
-  requested_size_ = size;
-  RenderWidgetHostView* rwhv = web_contents_->GetRenderWidgetHostView();
-  if (rwhv)
-    rwhv->SetSize(size);
-}
-
-void WebContentsViewGtk::RenderViewCreated(RenderViewHost* host) {
-}
-
-void WebContentsViewGtk::RenderViewSwappedIn(RenderViewHost* host) {
-  UpdateDragDest(host);
-}
-
-void WebContentsViewGtk::SetOverscrollControllerEnabled(bool enabled) {
-}
-
-WebContents* WebContentsViewGtk::web_contents() {
-  return web_contents_;
-}
-
-void WebContentsViewGtk::UpdateDragCursor(WebDragOperation operation) {
-  if (!drag_dest_)
-    return;
-  drag_dest_->UpdateDragStatus(operation);
-}
-
-void WebContentsViewGtk::GotFocus() {
-  // This is only used in the views FocusManager stuff but it bleeds through
-  // all subclasses. http://crbug.com/21875
-}
-
-// This is called when the renderer asks us to take focus back (i.e., it has
-// iterated past the last focusable element on the page).
-void WebContentsViewGtk::TakeFocus(bool reverse) {
-  if (!web_contents_->GetDelegate())
-    return;
-  if (!web_contents_->GetDelegate()->TakeFocus(web_contents_, reverse) &&
-      GetTopLevelNativeWindow()) {
-    gtk_widget_child_focus(GTK_WIDGET(GetTopLevelNativeWindow()),
-        reverse ? GTK_DIR_TAB_BACKWARD : GTK_DIR_TAB_FORWARD);
-  }
-}
-
-void WebContentsViewGtk::InsertIntoContentArea(GtkWidget* widget) {
-  gtk_container_add(GTK_CONTAINER(expanded_.get()), widget);
-}
-
-void WebContentsViewGtk::UpdateDragDest(RenderViewHost* host) {
-  // Drag-and-drop is entirely managed by BrowserPluginGuest for guest
-  // processes in a largely platform independent way. WebDragDestGtk
-  // will result in spurious messages being sent to the guest process which
-  // will violate assumptions.
-  if (host->GetProcess() && host->GetProcess()->IsGuest()) {
-    DCHECK(!drag_dest_);
-    return;
-  }
-
-  gfx::NativeView content_view = host->GetView()->GetNativeView();
-
-  // If the host is already used by the drag_dest_, there's no point in deleting
-  // the old one to create an identical copy.
-  if (drag_dest_.get() && drag_dest_->widget() == content_view)
-    return;
-
-  // Clear the currently connected drag drop signals by deleting the old
-  // drag_dest_ before creating the new one.
-  drag_dest_.reset();
-  // Create the new drag_dest_.
-  drag_dest_.reset(new WebDragDestGtk(web_contents_, content_view));
-
-  if (delegate_)
-    drag_dest_->set_delegate(delegate_->GetDragDestDelegate());
-}
-
-// Called when the content view gtk widget is tabbed to, or after the call to
-// gtk_widget_child_focus() in TakeFocus(). We return true
-// and grab focus if we don't have it. The call to
-// FocusThroughTabTraversal(bool) forwards the "move focus forward" effect to
-// webkit.
-gboolean WebContentsViewGtk::OnFocus(GtkWidget* widget,
-                                     GtkDirectionType focus) {
-  // Give our view wrapper first chance at this event.
-  if (delegate_) {
-    gboolean return_value = FALSE;
-    if (delegate_->OnNativeViewFocusEvent(widget, focus, &return_value))
-      return return_value;
-  }
-
-  // If we already have focus, let the next widget have a shot at it. We will
-  // reach this situation after the call to gtk_widget_child_focus() in
-  // TakeFocus().
-  if (gtk_widget_is_focus(widget))
-    return FALSE;
-
-  gtk_widget_grab_focus(widget);
-  bool reverse = focus == GTK_DIR_TAB_BACKWARD;
-  web_contents_->FocusThroughTabTraversal(reverse);
-  return TRUE;
-}
-
-void WebContentsViewGtk::ShowContextMenu(RenderFrameHost* render_frame_host,
-                                         const ContextMenuParams& params) {
-  if (delegate_)
-    delegate_->ShowContextMenu(render_frame_host, params);
-  else
-    DLOG(ERROR) << "Cannot show context menus without a delegate.";
-}
-
-// Render view DnD -------------------------------------------------------------
-
-void WebContentsViewGtk::StartDragging(const DropData& drop_data,
-                                       WebDragOperationsMask ops,
-                                       const gfx::ImageSkia& image,
-                                       const gfx::Vector2d& image_offset,
-                                       const DragEventSourceInfo& event_info) {
-  DCHECK(GetContentNativeView());
-
-  RenderWidgetHostViewGtk* view_gtk = static_cast<RenderWidgetHostViewGtk*>(
-      web_contents_->GetRenderWidgetHostView());
-  if (!view_gtk || !view_gtk->GetLastMouseDown() ||
-      !drag_source_->StartDragging(drop_data, ops, view_gtk->GetLastMouseDown(),
-                                   *image.bitmap(), image_offset)) {
-    web_contents_->SystemDragEnded();
-  }
-}
-
-// -----------------------------------------------------------------------------
-
-void WebContentsViewGtk::OnChildSizeRequest(GtkWidget* widget,
-                                            GtkWidget* child,
-                                            GtkRequisition* requisition) {
-  if (web_contents_->GetDelegate()) {
-    requisition->height +=
-        web_contents_->GetDelegate()->GetExtraRenderViewHeight();
-  }
-}
-
-void WebContentsViewGtk::OnSizeAllocate(GtkWidget* widget,
-                                        GtkAllocation* allocation) {
-  int width = allocation->width;
-  int height = allocation->height;
-  // |delegate()| can be NULL here during browser teardown.
-  if (web_contents_->GetDelegate())
-    height += web_contents_->GetDelegate()->GetExtraRenderViewHeight();
-  gfx::Size size(width, height);
-  requested_size_ = size;
-
-  // We manually tell our RWHV to resize the renderer content.  This avoids
-  // spurious resizes from GTK+.
-  RenderWidgetHostView* rwhv = web_contents_->GetRenderWidgetHostView();
-  if (rwhv)
-    rwhv->SetSize(size);
-  if (web_contents_->GetInterstitialPage())
-    web_contents_->GetInterstitialPage()->SetSize(size);
-}
-
-}  // namespace content