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// Copyright 2018 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_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_NS_VIEW_BRIDGE_LOCAL_H_
#define CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_NS_VIEW_BRIDGE_LOCAL_H_
#import <Cocoa/Cocoa.h>
#import "base/mac/scoped_nsobject.h"
#import "content/browser/renderer_host/popup_window_mac.h"
#import "content/browser/renderer_host/render_widget_host_view_cocoa.h"
#include "content/common/render_widget_host_ns_view.mojom.h"
#include "ui/accelerated_widget_mac/display_ca_layer_tree.h"
#include "ui/display/display_observer.h"
namespace content {
// Bridge to a locally-hosted NSView -- this is always instantiated in the same
// process as the NSView. The caller of this interface may exist in another
// process.
class RenderWidgetHostNSViewBridgeLocal
: public mojom::RenderWidgetHostNSViewBridge,
public display::DisplayObserver {
public:
RenderWidgetHostNSViewBridgeLocal(
mojom::RenderWidgetHostNSViewClient* client,
RenderWidgetHostNSViewLocalClient* local_client);
~RenderWidgetHostNSViewBridgeLocal() override;
// TODO(ccameron): RenderWidgetHostViewMac and other functions currently use
// this method to communicate directly with RenderWidgetHostViewCocoa. The
// goal of this class is to eliminate this direct communication (so this
// method is expected to go away).
RenderWidgetHostViewCocoa* GetRenderWidgetHostViewCocoa();
// mojom::RenderWidgetHostNSViewBridge implementation.
void InitAsPopup(const gfx::Rect& content_rect,
blink::WebPopupType popup_type) override;
void DisableDisplay() override;
void MakeFirstResponder() override;
void SetBounds(const gfx::Rect& rect) override;
void SetCALayerParams(const gfx::CALayerParams& ca_layer_params) override;
void SetBackgroundColor(SkColor color) override;
void SetVisible(bool visible) override;
void SetTooltipText(const base::string16& display_text) override;
void SetTextInputType(ui::TextInputType text_input_type) override;
void SetTextSelection(const base::string16& text,
uint64_t offset,
const gfx::Range& range) override;
void SetCompositionRangeInfo(const gfx::Range& range) override;
void CancelComposition() override;
void SetShowingContextMenu(bool showing) override;
void DisplayCursor(const WebCursor& cursor) override;
void SetCursorLocked(bool locked) override;
void ShowDictionaryOverlayForSelection() override;
void ShowDictionaryOverlay(
const mac::AttributedStringCoder::EncodedString& encoded_string,
const gfx::Point& baseline_point) override;
void LockKeyboard(
const base::Optional<std::vector<uint32_t>>& uint_dom_codes) override;
void UnlockKeyboard() override;
private:
bool IsPopup() const {
// TODO(ccameron): If this is not equivalent to |popup_window_| then
// there are bugs.
return popup_type_ != blink::kWebPopupTypeNone;
}
// display::DisplayObserver implementation.
void OnDisplayMetricsChanged(const display::Display& display,
uint32_t metrics) override;
// The NSView used for input and display.
base::scoped_nsobject<RenderWidgetHostViewCocoa> cocoa_view_;
// Once set, all calls to set the background color or CALayer content will
// be ignored.
bool display_disabled_ = false;
// The window used for popup widgets, and its helper.
std::unique_ptr<PopupWindowMac> popup_window_;
blink::WebPopupType popup_type_ = blink::kWebPopupTypeNone;
// The background CALayer which is hosted by |cocoa_view_|, and is used as
// the root of |display_ca_layer_tree_|.
base::scoped_nsobject<CALayer> background_layer_;
std::unique_ptr<ui::DisplayCALayerTree> display_ca_layer_tree_;
// Cached copy of the tooltip text, to avoid redundant calls.
base::string16 tooltip_text_;
DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostNSViewBridgeLocal);
};
} // namespace content
#endif // CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_NS_VIEW_BRIDGE_LOCAL_H_
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