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// 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.
#ifndef CONTENT_PUBLIC_RENDERER_RENDER_VIEW_H_
#define CONTENT_PUBLIC_RENDERER_RENDER_VIEW_H_
#include <stddef.h>
#include <string>
#include "base/strings/string16.h"
#include "build/build_config.h"
#include "content/common/content_export.h"
#include "content/public/common/browser_controls_state.h"
#include "ipc/ipc_sender.h"
#include "ui/gfx/geometry/rect_f.h"
#include "ui/gfx/native_widget_types.h"
namespace blink {
class WebElement;
class WebFrameWidget;
class WebView;
struct WebRect;
} // namespace blink
namespace gfx {
class Size;
}
namespace content {
class RenderFrame;
class RenderViewVisitor;
struct WebPreferences;
// DEPRECATED: RenderView is being removed as part of the SiteIsolation project.
// New code should be added to RenderFrame instead.
//
// For context, please see https://crbug.com/467770 and
// http://www.chromium.org/developers/design-documents/site-isolation.
class CONTENT_EXPORT RenderView : public IPC::Sender {
public:
// Returns the RenderView containing the given WebView.
static RenderView* FromWebView(blink::WebView* webview);
// Returns the RenderView for the given routing ID.
static RenderView* FromRoutingID(int routing_id);
// Returns the number of live RenderView instances in this process.
static size_t GetRenderViewCount();
// Visit all RenderViews with a live WebView (i.e., RenderViews that have
// been closed but not yet destroyed are excluded).
static void ForEach(RenderViewVisitor* visitor);
// Applies WebKit related preferences to this view.
static void ApplyWebPreferences(const WebPreferences& preferences,
blink::WebView* web_view);
// Returns the main RenderFrame.
virtual RenderFrame* GetMainRenderFrame() = 0;
// Get the routing ID of the view.
virtual int GetRoutingID() const = 0;
// Returns the size of the view.
virtual gfx::Size GetSize() const = 0;
// Returns the device scale factor of the display the render view is in.
virtual float GetDeviceScaleFactor() const = 0;
// Gets WebKit related preferences associated with this view.
virtual const WebPreferences& GetWebkitPreferences() = 0;
// Overrides the WebKit related preferences associated with this view. Note
// that the browser process may update the preferences at any time.
virtual void SetWebkitPreferences(const WebPreferences& preferences) = 0;
// Returns the associated WebView. May return NULL when the view is closing.
virtual blink::WebView* GetWebView() = 0;
// Returns the associated WebFrameWidget.
virtual blink::WebFrameWidget* GetWebFrameWidget() = 0;
// Returns true if we should display scrollbars for the given view size and
// false if the scrollbars should be hidden.
virtual bool ShouldDisplayScrollbars(int width, int height) const = 0;
// Whether content state (such as form state, scroll position and page
// contents) should be sent to the browser immediately. This is normally
// false, but set to true by some tests.
virtual bool GetContentStateImmediately() const = 0;
// Notifies the renderer that a paint is to be generated for the size
// passed in.
virtual void Repaint(const gfx::Size& size) = 0;
// Inject edit commands to be used for the next keyboard event.
// TODO(alexmos): Currently, these are used only by BlinkTestRunner. They
// should be removed from RenderView and instead be plumbed through the
// target frame and WebFrameTestProxy.
virtual void SetEditCommandForNextKeyEvent(const std::string& name,
const std::string& value) = 0;
virtual void ClearEditCommands() = 0;
// Returns |renderer_preferences_.accept_languages| value.
virtual const std::string& GetAcceptLanguages() const = 0;
#if defined(OS_ANDROID)
virtual void UpdateBrowserControlsState(BrowserControlsState constraints,
BrowserControlsState current,
bool animate) = 0;
#endif
// Converts the |rect| from Viewport coordinates to Window coordinates.
// See blink::WebWidgetClient::convertViewportToWindow for more details.
virtual void ConvertViewportToWindowViaWidget(blink::WebRect* rect) = 0;
// Returns the bounds of |element| in Window coordinates. The bounds have been
// adjusted to include any transformations, including page scale.
// This function will update the layout if required.
virtual gfx::RectF ElementBoundsInWindow(const blink::WebElement& element)
= 0;
virtual bool HasAddedInputHandler() const = 0;
protected:
~RenderView() override {}
private:
// This interface should only be implemented inside content.
friend class RenderViewImpl;
RenderView() {}
};
} // namespace content
#endif // CONTENT_PUBLIC_RENDERER_RENDER_VIEW_H_
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