cef/libcef/browser/osr/web_contents_view_osr.cc
2019-11-19 13:22:13 -05:00

195 lines
6.4 KiB
C++

// Copyright (c) 2014 The Chromium Embedded Framework Authors.
// Portions 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 "libcef/browser/osr/web_contents_view_osr.h"
#include "libcef/browser/browser_host_impl.h"
#include "libcef/browser/osr/render_widget_host_view_osr.h"
#include "libcef/common/drag_data_impl.h"
#include "content/browser/browser_plugin/browser_plugin_embedder.h"
#include "content/browser/browser_plugin/browser_plugin_guest.h"
#include "content/browser/frame_host/render_widget_host_view_guest.h"
#include "content/browser/web_contents/web_contents_impl.h"
#include "content/public/browser/render_widget_host.h"
CefWebContentsViewOSR::CefWebContentsViewOSR(SkColor background_color,
bool use_shared_texture,
bool use_external_begin_frame)
: background_color_(background_color),
use_shared_texture_(use_shared_texture),
use_external_begin_frame_(use_external_begin_frame),
web_contents_(NULL) {}
CefWebContentsViewOSR::~CefWebContentsViewOSR() {}
void CefWebContentsViewOSR::WebContentsCreated(
content::WebContents* web_contents) {
DCHECK(!web_contents_);
web_contents_ = web_contents;
// Call this again for popup browsers now that the view should exist.
RenderViewCreated(web_contents_->GetRenderViewHost());
}
gfx::NativeView CefWebContentsViewOSR::GetNativeView() const {
return gfx::NativeView();
}
gfx::NativeView CefWebContentsViewOSR::GetContentNativeView() const {
return gfx::NativeView();
}
gfx::NativeWindow CefWebContentsViewOSR::GetTopLevelNativeWindow() const {
return gfx::NativeWindow();
}
void CefWebContentsViewOSR::GetContainerBounds(gfx::Rect* out) const {
*out = GetViewBounds();
}
void CefWebContentsViewOSR::SizeContents(const gfx::Size& size) {}
void CefWebContentsViewOSR::Focus() {}
void CefWebContentsViewOSR::SetInitialFocus() {}
void CefWebContentsViewOSR::StoreFocus() {}
void CefWebContentsViewOSR::RestoreFocus() {}
void CefWebContentsViewOSR::FocusThroughTabTraversal(bool reverse) {}
void CefWebContentsViewOSR::GotFocus(
content::RenderWidgetHostImpl* render_widget_host) {
if (web_contents_) {
content::WebContentsImpl* web_contents_impl =
static_cast<content::WebContentsImpl*>(web_contents_);
if (web_contents_impl)
web_contents_impl->NotifyWebContentsFocused(render_widget_host);
}
}
void CefWebContentsViewOSR::LostFocus(
content::RenderWidgetHostImpl* render_widget_host) {
if (web_contents_) {
content::WebContentsImpl* web_contents_impl =
static_cast<content::WebContentsImpl*>(web_contents_);
if (web_contents_impl)
web_contents_impl->NotifyWebContentsLostFocus(render_widget_host);
}
}
void CefWebContentsViewOSR::TakeFocus(bool reverse) {
if (web_contents_->GetDelegate())
web_contents_->GetDelegate()->TakeFocus(web_contents_, reverse);
}
content::DropData* CefWebContentsViewOSR::GetDropData() const {
return NULL;
}
gfx::Rect CefWebContentsViewOSR::GetViewBounds() const {
CefRenderWidgetHostViewOSR* view = GetView();
return view ? view->GetViewBounds() : gfx::Rect();
}
void CefWebContentsViewOSR::CreateView(gfx::NativeView context) {}
content::RenderWidgetHostViewBase* CefWebContentsViewOSR::CreateViewForWidget(
content::RenderWidgetHost* render_widget_host,
content::RenderWidgetHost* embedder_render_widget_host) {
if (render_widget_host->GetView()) {
return static_cast<content::RenderWidgetHostViewBase*>(
render_widget_host->GetView());
}
CefRenderWidgetHostViewOSR* embedder_host_view = nullptr;
if (embedder_render_widget_host) {
embedder_host_view = static_cast<CefRenderWidgetHostViewOSR*>(
embedder_render_widget_host->GetView());
}
const bool is_guest_view_hack = !!embedder_render_widget_host;
return new CefRenderWidgetHostViewOSR(
background_color_, use_shared_texture_, use_external_begin_frame_,
render_widget_host, embedder_host_view, is_guest_view_hack);
}
// Called for popup and fullscreen widgets.
content::RenderWidgetHostViewBase*
CefWebContentsViewOSR::CreateViewForChildWidget(
content::RenderWidgetHost* render_widget_host) {
CefRenderWidgetHostViewOSR* view = GetView();
CHECK(view);
return new CefRenderWidgetHostViewOSR(background_color_, use_shared_texture_,
use_external_begin_frame_,
render_widget_host, view, false);
}
void CefWebContentsViewOSR::SetPageTitle(const base::string16& title) {}
void CefWebContentsViewOSR::RenderViewCreated(content::RenderViewHost* host) {
if (!host)
return;
CefRenderWidgetHostViewOSR* view =
static_cast<CefRenderWidgetHostViewOSR*>(host->GetWidget()->GetView());
if (view)
view->InstallTransparency();
}
void CefWebContentsViewOSR::RenderViewReady() {}
void CefWebContentsViewOSR::RenderViewHostChanged(
content::RenderViewHost* old_host,
content::RenderViewHost* new_host) {}
void CefWebContentsViewOSR::SetOverscrollControllerEnabled(bool enabled) {}
#if defined(OS_MACOSX)
bool CefWebContentsViewOSR::CloseTabAfterEventTrackingIfNeeded() {
return false;
}
#endif // defined(OS_MACOSX)
void CefWebContentsViewOSR::StartDragging(
const content::DropData& drop_data,
blink::WebDragOperationsMask allowed_ops,
const gfx::ImageSkia& image,
const gfx::Vector2d& image_offset,
const content::DragEventSourceInfo& event_info,
content::RenderWidgetHostImpl* source_rwh) {
CefRefPtr<CefBrowserHostImpl> browser = GetBrowser();
if (browser.get()) {
browser->StartDragging(drop_data, allowed_ops, image, image_offset,
event_info, source_rwh);
} else if (web_contents_) {
web_contents_->SystemDragEnded(source_rwh);
}
}
void CefWebContentsViewOSR::UpdateDragCursor(
blink::WebDragOperation operation) {
CefRefPtr<CefBrowserHostImpl> browser = GetBrowser();
if (browser.get())
browser->UpdateDragCursor(operation);
}
CefRenderWidgetHostViewOSR* CefWebContentsViewOSR::GetView() const {
if (web_contents_) {
return static_cast<CefRenderWidgetHostViewOSR*>(
web_contents_->GetRenderViewHost()->GetWidget()->GetView());
}
return nullptr;
}
CefBrowserHostImpl* CefWebContentsViewOSR::GetBrowser() const {
CefRenderWidgetHostViewOSR* view = GetView();
if (view)
return view->browser_impl().get();
return nullptr;
}