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78 lines
2.8 KiB
C++
78 lines
2.8 KiB
C++
// Copyright 2015 The Chromium Embedded Framework Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef CEF_LIBCEF_BROWSER_NATIVE_BROWSER_PLATFORM_DELEGATE_NATIVE_H_
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#define CEF_LIBCEF_BROWSER_NATIVE_BROWSER_PLATFORM_DELEGATE_NATIVE_H_
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#include "base/memory/raw_ptr.h"
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#include "cef/libcef/browser/alloy/browser_platform_delegate_alloy.h"
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// Base implementation of native browser functionality.
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class CefBrowserPlatformDelegateNative
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: public CefBrowserPlatformDelegateAlloy {
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public:
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// Used by the windowless implementation to override specific functionality
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// when delegating to the native implementation.
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class WindowlessHandler {
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public:
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// Returns the parent window handle.
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virtual CefWindowHandle GetParentWindowHandle() const = 0;
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// Convert from view DIP coordinates to screen coordinates. If
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// |want_dip_coords| is true return DIP instead of device (pixel)
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// coordinates on Windows/Linux.
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virtual gfx::Point GetParentScreenPoint(const gfx::Point& view,
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bool want_dip_coords) const = 0;
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protected:
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virtual ~WindowlessHandler() = default;
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};
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// CefBrowserPlatformDelegate methods:
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SkColor GetBackgroundColor() const override;
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void WasResized() override;
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// Translate CEF events to Chromium/Blink Web events.
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virtual input::NativeWebKeyboardEvent TranslateWebKeyEvent(
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const CefKeyEvent& key_event) const = 0;
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virtual blink::WebMouseEvent TranslateWebClickEvent(
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const CefMouseEvent& mouse_event,
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CefBrowserHost::MouseButtonType type,
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bool mouseUp,
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int clickCount) const = 0;
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virtual blink::WebMouseEvent TranslateWebMoveEvent(
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const CefMouseEvent& mouse_event,
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bool mouseLeave) const = 0;
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virtual blink::WebMouseWheelEvent TranslateWebWheelEvent(
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const CefMouseEvent& mouse_event,
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int deltaX,
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int deltaY) const = 0;
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const CefWindowInfo& window_info() const { return window_info_; }
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protected:
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// Delegates that can wrap a native delegate.
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friend class CefBrowserPlatformDelegateBackground;
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friend class CefBrowserPlatformDelegateChrome;
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friend class CefBrowserPlatformDelegateOsr;
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friend class CefBrowserPlatformDelegateViews;
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CefBrowserPlatformDelegateNative(const CefWindowInfo& window_info,
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SkColor background_color);
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// Methods used by delegates that can wrap a native delegate.
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void set_windowless_handler(WindowlessHandler* handler) {
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windowless_handler_ = handler;
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set_as_secondary();
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}
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CefWindowInfo window_info_;
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const SkColor background_color_;
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// Not owned by this object.
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raw_ptr<WindowlessHandler> windowless_handler_ = nullptr;
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};
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#endif // CEF_LIBCEF_BROWSER_NATIVE_BROWSER_PLATFORM_DELEGATE_NATIVE_H_
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