mirror of
https://bitbucket.org/chromiumembedded/cef
synced 2024-12-08 23:55:27 +01:00
41b64e428c
Also removes CefBrowserHost::SendFocusEvent. Use the existing SetFocus method instead.
948 lines
37 KiB
C++
948 lines
37 KiB
C++
// Copyright (c) 2012 Marshall A. Greenblatt. All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Google Inc. nor the name Chromium Embedded
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// Framework nor the names of its contributors may be used to endorse
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// or promote products derived from this software without specific prior
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// written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// ---------------------------------------------------------------------------
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//
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// The contents of this file must follow a specific format in order to
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// support the CEF translator tool. See the translator.README.txt file in the
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// tools directory for more information.
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//
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#ifndef CEF_INCLUDE_CEF_BROWSER_H_
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#define CEF_INCLUDE_CEF_BROWSER_H_
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#pragma once
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#include <vector>
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#include "include/cef_base.h"
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#include "include/cef_devtools_message_observer.h"
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#include "include/cef_drag_data.h"
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#include "include/cef_frame.h"
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#include "include/cef_image.h"
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#include "include/cef_navigation_entry.h"
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#include "include/cef_registration.h"
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#include "include/cef_request_context.h"
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class CefBrowserHost;
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class CefClient;
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///
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// Class used to represent a browser. When used in the browser process the
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// methods of this class may be called on any thread unless otherwise indicated
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// in the comments. When used in the render process the methods of this class
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// may only be called on the main thread.
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///
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/*--cef(source=library)--*/
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class CefBrowser : public virtual CefBaseRefCounted {
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public:
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///
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// True if this object is currently valid. This will return false after
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// CefLifeSpanHandler::OnBeforeClose is called.
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///
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/*--cef()--*/
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virtual bool IsValid() = 0;
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///
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// Returns the browser host object. This method can only be called in the
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// browser process.
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///
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/*--cef()--*/
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virtual CefRefPtr<CefBrowserHost> GetHost() = 0;
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///
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// Returns true if the browser can navigate backwards.
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///
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/*--cef()--*/
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virtual bool CanGoBack() = 0;
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///
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// Navigate backwards.
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///
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/*--cef()--*/
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virtual void GoBack() = 0;
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///
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// Returns true if the browser can navigate forwards.
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///
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/*--cef()--*/
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virtual bool CanGoForward() = 0;
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///
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// Navigate forwards.
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///
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/*--cef()--*/
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virtual void GoForward() = 0;
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///
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// Returns true if the browser is currently loading.
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///
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/*--cef()--*/
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virtual bool IsLoading() = 0;
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///
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// Reload the current page.
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///
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/*--cef()--*/
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virtual void Reload() = 0;
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///
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// Reload the current page ignoring any cached data.
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///
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/*--cef()--*/
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virtual void ReloadIgnoreCache() = 0;
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///
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// Stop loading the page.
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///
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/*--cef()--*/
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virtual void StopLoad() = 0;
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///
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// Returns the globally unique identifier for this browser. This value is also
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// used as the tabId for extension APIs.
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///
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/*--cef()--*/
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virtual int GetIdentifier() = 0;
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///
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// Returns true if this object is pointing to the same handle as |that|
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// object.
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///
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/*--cef()--*/
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virtual bool IsSame(CefRefPtr<CefBrowser> that) = 0;
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///
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// Returns true if the browser is a popup.
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///
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/*--cef()--*/
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virtual bool IsPopup() = 0;
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///
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// Returns true if a document has been loaded in the browser.
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///
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/*--cef()--*/
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virtual bool HasDocument() = 0;
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///
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// Returns the main (top-level) frame for the browser. In the browser process
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// this will return a valid object until after
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// CefLifeSpanHandler::OnBeforeClose is called. In the renderer process this
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// will return NULL if the main frame is hosted in a different renderer
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// process (e.g. for cross-origin sub-frames). The main frame object will
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// change during cross-origin navigation or re-navigation after renderer
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// process termination (due to crashes, etc).
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///
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/*--cef()--*/
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virtual CefRefPtr<CefFrame> GetMainFrame() = 0;
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///
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// Returns the focused frame for the browser.
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///
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/*--cef()--*/
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virtual CefRefPtr<CefFrame> GetFocusedFrame() = 0;
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///
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// Returns the frame with the specified identifier, or NULL if not found.
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///
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/*--cef(capi_name=get_frame_byident)--*/
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virtual CefRefPtr<CefFrame> GetFrame(int64 identifier) = 0;
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///
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// Returns the frame with the specified name, or NULL if not found.
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///
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/*--cef(optional_param=name)--*/
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virtual CefRefPtr<CefFrame> GetFrame(const CefString& name) = 0;
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///
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// Returns the number of frames that currently exist.
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///
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/*--cef()--*/
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virtual size_t GetFrameCount() = 0;
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///
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// Returns the identifiers of all existing frames.
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///
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/*--cef(count_func=identifiers:GetFrameCount)--*/
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virtual void GetFrameIdentifiers(std::vector<int64>& identifiers) = 0;
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///
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// Returns the names of all existing frames.
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///
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/*--cef()--*/
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virtual void GetFrameNames(std::vector<CefString>& names) = 0;
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};
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///
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// Callback interface for CefBrowserHost::RunFileDialog. The methods of this
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// class will be called on the browser process UI thread.
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///
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/*--cef(source=client)--*/
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class CefRunFileDialogCallback : public virtual CefBaseRefCounted {
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public:
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///
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// Called asynchronously after the file dialog is dismissed.
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// |selected_accept_filter| is the 0-based index of the value selected from
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// the accept filters array passed to CefBrowserHost::RunFileDialog.
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// |file_paths| will be a single value or a list of values depending on the
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// dialog mode. If the selection was cancelled |file_paths| will be empty.
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///
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/*--cef(index_param=selected_accept_filter,optional_param=file_paths)--*/
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virtual void OnFileDialogDismissed(
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int selected_accept_filter,
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const std::vector<CefString>& file_paths) = 0;
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};
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///
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// Callback interface for CefBrowserHost::GetNavigationEntries. The methods of
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// this class will be called on the browser process UI thread.
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///
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/*--cef(source=client)--*/
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class CefNavigationEntryVisitor : public virtual CefBaseRefCounted {
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public:
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///
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// Method that will be executed. Do not keep a reference to |entry| outside of
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// this callback. Return true to continue visiting entries or false to stop.
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// |current| is true if this entry is the currently loaded navigation entry.
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// |index| is the 0-based index of this entry and |total| is the total number
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// of entries.
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///
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/*--cef()--*/
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virtual bool Visit(CefRefPtr<CefNavigationEntry> entry,
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bool current,
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int index,
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int total) = 0;
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};
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///
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// Callback interface for CefBrowserHost::PrintToPDF. The methods of this class
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// will be called on the browser process UI thread.
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///
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/*--cef(source=client)--*/
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class CefPdfPrintCallback : public virtual CefBaseRefCounted {
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public:
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///
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// Method that will be executed when the PDF printing has completed. |path|
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// is the output path. |ok| will be true if the printing completed
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// successfully or false otherwise.
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///
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/*--cef()--*/
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virtual void OnPdfPrintFinished(const CefString& path, bool ok) = 0;
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};
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///
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// Callback interface for CefBrowserHost::DownloadImage. The methods of this
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// class will be called on the browser process UI thread.
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///
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/*--cef(source=client)--*/
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class CefDownloadImageCallback : public virtual CefBaseRefCounted {
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public:
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///
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// Method that will be executed when the image download has completed.
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// |image_url| is the URL that was downloaded and |http_status_code| is the
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// resulting HTTP status code. |image| is the resulting image, possibly at
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// multiple scale factors, or empty if the download failed.
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///
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/*--cef(optional_param=image)--*/
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virtual void OnDownloadImageFinished(const CefString& image_url,
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int http_status_code,
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CefRefPtr<CefImage> image) = 0;
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};
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///
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// Class used to represent the browser process aspects of a browser. The methods
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// of this class can only be called in the browser process. They may be called
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// on any thread in that process unless otherwise indicated in the comments.
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///
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/*--cef(source=library)--*/
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class CefBrowserHost : public virtual CefBaseRefCounted {
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public:
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typedef cef_drag_operations_mask_t DragOperationsMask;
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typedef cef_file_dialog_mode_t FileDialogMode;
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typedef cef_mouse_button_type_t MouseButtonType;
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typedef cef_paint_element_type_t PaintElementType;
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///
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// Create a new browser using the window parameters specified by |windowInfo|.
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// All values will be copied internally and the actual window (if any) will be
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// created on the UI thread. If |request_context| is empty the global request
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// context will be used. This method can be called on any browser process
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// thread and will not block. The optional |extra_info| parameter provides an
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// opportunity to specify extra information specific to the created browser
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// that will be passed to CefRenderProcessHandler::OnBrowserCreated() in the
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// render process.
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///
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/*--cef(optional_param=client,optional_param=url,
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optional_param=request_context,optional_param=extra_info)--*/
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static bool CreateBrowser(const CefWindowInfo& windowInfo,
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CefRefPtr<CefClient> client,
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const CefString& url,
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const CefBrowserSettings& settings,
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CefRefPtr<CefDictionaryValue> extra_info,
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CefRefPtr<CefRequestContext> request_context);
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///
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// Create a new browser using the window parameters specified by |windowInfo|.
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// If |request_context| is empty the global request context will be used. This
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// method can only be called on the browser process UI thread. The optional
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// |extra_info| parameter provides an opportunity to specify extra information
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// specific to the created browser that will be passed to
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// CefRenderProcessHandler::OnBrowserCreated() in the render process.
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///
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/*--cef(optional_param=client,optional_param=url,
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optional_param=request_context,optional_param=extra_info)--*/
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static CefRefPtr<CefBrowser> CreateBrowserSync(
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const CefWindowInfo& windowInfo,
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CefRefPtr<CefClient> client,
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const CefString& url,
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const CefBrowserSettings& settings,
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CefRefPtr<CefDictionaryValue> extra_info,
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CefRefPtr<CefRequestContext> request_context);
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///
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// Returns the hosted browser object.
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///
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/*--cef()--*/
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virtual CefRefPtr<CefBrowser> GetBrowser() = 0;
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///
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// Request that the browser close. The JavaScript 'onbeforeunload' event will
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// be fired. If |force_close| is false the event handler, if any, will be
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// allowed to prompt the user and the user can optionally cancel the close.
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// If |force_close| is true the prompt will not be displayed and the close
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// will proceed. Results in a call to CefLifeSpanHandler::DoClose() if the
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// event handler allows the close or if |force_close| is true. See
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// CefLifeSpanHandler::DoClose() documentation for additional usage
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// information.
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///
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/*--cef()--*/
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virtual void CloseBrowser(bool force_close) = 0;
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///
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// Helper for closing a browser. Call this method from the top-level window
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// close handler (if any). Internally this calls CloseBrowser(false) if the
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// close has not yet been initiated. This method returns false while the close
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// is pending and true after the close has completed. See CloseBrowser() and
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// CefLifeSpanHandler::DoClose() documentation for additional usage
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// information. This method must be called on the browser process UI thread.
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///
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/*--cef()--*/
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virtual bool TryCloseBrowser() = 0;
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///
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// Set whether the browser is focused.
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///
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/*--cef()--*/
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virtual void SetFocus(bool focus) = 0;
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///
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// Retrieve the window handle (if any) for this browser. If this browser is
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// wrapped in a CefBrowserView this method should be called on the browser
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// process UI thread and it will return the handle for the top-level native
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// window.
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///
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/*--cef()--*/
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virtual CefWindowHandle GetWindowHandle() = 0;
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///
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// Retrieve the window handle (if any) of the browser that opened this
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// browser. Will return NULL for non-popup browsers or if this browser is
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// wrapped in a CefBrowserView. This method can be used in combination with
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// custom handling of modal windows.
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///
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/*--cef()--*/
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virtual CefWindowHandle GetOpenerWindowHandle() = 0;
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///
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// Returns true if this browser is wrapped in a CefBrowserView.
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///
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/*--cef()--*/
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virtual bool HasView() = 0;
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///
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// Returns the client for this browser.
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///
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/*--cef()--*/
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virtual CefRefPtr<CefClient> GetClient() = 0;
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///
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// Returns the request context for this browser.
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///
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/*--cef()--*/
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virtual CefRefPtr<CefRequestContext> GetRequestContext() = 0;
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///
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// Get the current zoom level. The default zoom level is 0.0. This method can
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// only be called on the UI thread.
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///
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/*--cef()--*/
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virtual double GetZoomLevel() = 0;
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///
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// Change the zoom level to the specified value. Specify 0.0 to reset the
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// zoom level. If called on the UI thread the change will be applied
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// immediately. Otherwise, the change will be applied asynchronously on the
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// UI thread.
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///
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/*--cef()--*/
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virtual void SetZoomLevel(double zoomLevel) = 0;
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///
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// Call to run a file chooser dialog. Only a single file chooser dialog may be
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// pending at any given time. |mode| represents the type of dialog to display.
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// |title| to the title to be used for the dialog and may be empty to show the
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// default title ("Open" or "Save" depending on the mode). |default_file_path|
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// is the path with optional directory and/or file name component that will be
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// initially selected in the dialog. |accept_filters| are used to restrict the
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// selectable file types and may any combination of (a) valid lower-cased MIME
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// types (e.g. "text/*" or "image/*"), (b) individual file extensions (e.g.
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// ".txt" or ".png"), or (c) combined description and file extension delimited
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// using "|" and ";" (e.g. "Image Types|.png;.gif;.jpg").
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// |selected_accept_filter| is the 0-based index of the filter that will be
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// selected by default. |callback| will be executed after the dialog is
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// dismissed or immediately if another dialog is already pending. The dialog
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// will be initiated asynchronously on the UI thread.
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///
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/*--cef(optional_param=title,optional_param=default_file_path,
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optional_param=accept_filters,index_param=selected_accept_filter)--*/
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virtual void RunFileDialog(FileDialogMode mode,
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const CefString& title,
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const CefString& default_file_path,
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const std::vector<CefString>& accept_filters,
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int selected_accept_filter,
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CefRefPtr<CefRunFileDialogCallback> callback) = 0;
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///
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// Download the file at |url| using CefDownloadHandler.
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///
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/*--cef()--*/
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virtual void StartDownload(const CefString& url) = 0;
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///
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// Download |image_url| and execute |callback| on completion with the images
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// received from the renderer. If |is_favicon| is true then cookies are not
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// sent and not accepted during download. Images with density independent
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// pixel (DIP) sizes larger than |max_image_size| are filtered out from the
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// image results. Versions of the image at different scale factors may be
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// downloaded up to the maximum scale factor supported by the system. If there
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// are no image results <= |max_image_size| then the smallest image is resized
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// to |max_image_size| and is the only result. A |max_image_size| of 0 means
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// unlimited. If |bypass_cache| is true then |image_url| is requested from the
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// server even if it is present in the browser cache.
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///
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/*--cef()--*/
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virtual void DownloadImage(const CefString& image_url,
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bool is_favicon,
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uint32 max_image_size,
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bool bypass_cache,
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CefRefPtr<CefDownloadImageCallback> callback) = 0;
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///
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// Print the current browser contents.
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///
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/*--cef()--*/
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virtual void Print() = 0;
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///
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// Print the current browser contents to the PDF file specified by |path| and
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// execute |callback| on completion. The caller is responsible for deleting
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// |path| when done. For PDF printing to work on Linux you must implement the
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// CefPrintHandler::GetPdfPaperSize method.
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///
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/*--cef(optional_param=callback)--*/
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virtual void PrintToPDF(const CefString& path,
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const CefPdfPrintSettings& settings,
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CefRefPtr<CefPdfPrintCallback> callback) = 0;
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///
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// Search for |searchText|. |identifier| must be a unique ID and these IDs
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// must strictly increase so that newer requests always have greater IDs than
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// older requests. If |identifier| is zero or less than the previous ID value
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// then it will be automatically assigned a new valid ID. |forward| indicates
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// whether to search forward or backward within the page. |matchCase|
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// indicates whether the search should be case-sensitive. |findNext| indicates
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// whether this is the first request or a follow-up. The CefFindHandler
|
|
// instance, if any, returned via CefClient::GetFindHandler will be called to
|
|
// report find results.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void Find(int identifier,
|
|
const CefString& searchText,
|
|
bool forward,
|
|
bool matchCase,
|
|
bool findNext) = 0;
|
|
|
|
///
|
|
// Cancel all searches that are currently going on.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void StopFinding(bool clearSelection) = 0;
|
|
|
|
///
|
|
// Open developer tools (DevTools) in its own browser. The DevTools browser
|
|
// will remain associated with this browser. If the DevTools browser is
|
|
// already open then it will be focused, in which case the |windowInfo|,
|
|
// |client| and |settings| parameters will be ignored. If |inspect_element_at|
|
|
// is non-empty then the element at the specified (x,y) location will be
|
|
// inspected. The |windowInfo| parameter will be ignored if this browser is
|
|
// wrapped in a CefBrowserView.
|
|
///
|
|
/*--cef(optional_param=windowInfo,optional_param=client,
|
|
optional_param=settings,optional_param=inspect_element_at)--*/
|
|
virtual void ShowDevTools(const CefWindowInfo& windowInfo,
|
|
CefRefPtr<CefClient> client,
|
|
const CefBrowserSettings& settings,
|
|
const CefPoint& inspect_element_at) = 0;
|
|
|
|
///
|
|
// Explicitly close the associated DevTools browser, if any.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void CloseDevTools() = 0;
|
|
|
|
///
|
|
// Returns true if this browser currently has an associated DevTools browser.
|
|
// Must be called on the browser process UI thread.
|
|
///
|
|
/*--cef()--*/
|
|
virtual bool HasDevTools() = 0;
|
|
|
|
///
|
|
// Send a method call message over the DevTools protocol. |message| must be a
|
|
// UTF8-encoded JSON dictionary that contains "id" (int), "method" (string)
|
|
// and "params" (dictionary, optional) values. See the DevTools protocol
|
|
// documentation at https://chromedevtools.github.io/devtools-protocol/ for
|
|
// details of supported methods and the expected "params" dictionary contents.
|
|
// |message| will be copied if necessary. This method will return true if
|
|
// called on the UI thread and the message was successfully submitted for
|
|
// validation, otherwise false. Validation will be applied asynchronously and
|
|
// any messages that fail due to formatting errors or missing parameters may
|
|
// be discarded without notification. Prefer ExecuteDevToolsMethod if a more
|
|
// structured approach to message formatting is desired.
|
|
//
|
|
// Every valid method call will result in an asynchronous method result or
|
|
// error message that references the sent message "id". Event messages are
|
|
// received while notifications are enabled (for example, between method calls
|
|
// for "Page.enable" and "Page.disable"). All received messages will be
|
|
// delivered to the observer(s) registered with AddDevToolsMessageObserver.
|
|
// See CefDevToolsMessageObserver::OnDevToolsMessage documentation for details
|
|
// of received message contents.
|
|
//
|
|
// Usage of the SendDevToolsMessage, ExecuteDevToolsMethod and
|
|
// AddDevToolsMessageObserver methods does not require an active DevTools
|
|
// front-end or remote-debugging session. Other active DevTools sessions will
|
|
// continue to function independently. However, any modification of global
|
|
// browser state by one session may not be reflected in the UI of other
|
|
// sessions.
|
|
//
|
|
// Communication with the DevTools front-end (when displayed) can be logged
|
|
// for development purposes by passing the
|
|
// `--devtools-protocol-log-file=<path>` command-line flag.
|
|
///
|
|
/*--cef()--*/
|
|
virtual bool SendDevToolsMessage(const void* message,
|
|
size_t message_size) = 0;
|
|
|
|
///
|
|
// Execute a method call over the DevTools protocol. This is a more structured
|
|
// version of SendDevToolsMessage. |message_id| is an incremental number that
|
|
// uniquely identifies the message (pass 0 to have the next number assigned
|
|
// automatically based on previous values). |method| is the method name.
|
|
// |params| are the method parameters, which may be empty. See the DevTools
|
|
// protocol documentation (linked above) for details of supported methods and
|
|
// the expected |params| dictionary contents. This method will return the
|
|
// assigned message ID if called on the UI thread and the message was
|
|
// successfully submitted for validation, otherwise 0. See the
|
|
// SendDevToolsMessage documentation for additional usage information.
|
|
///
|
|
/*--cef(optional_param=params)--*/
|
|
virtual int ExecuteDevToolsMethod(int message_id,
|
|
const CefString& method,
|
|
CefRefPtr<CefDictionaryValue> params) = 0;
|
|
|
|
///
|
|
// Add an observer for DevTools protocol messages (method results and events).
|
|
// The observer will remain registered until the returned Registration object
|
|
// is destroyed. See the SendDevToolsMessage documentation for additional
|
|
// usage information.
|
|
///
|
|
/*--cef()--*/
|
|
virtual CefRefPtr<CefRegistration> AddDevToolsMessageObserver(
|
|
CefRefPtr<CefDevToolsMessageObserver> observer) = 0;
|
|
|
|
///
|
|
// Retrieve a snapshot of current navigation entries as values sent to the
|
|
// specified visitor. If |current_only| is true only the current navigation
|
|
// entry will be sent, otherwise all navigation entries will be sent.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void GetNavigationEntries(
|
|
CefRefPtr<CefNavigationEntryVisitor> visitor,
|
|
bool current_only) = 0;
|
|
|
|
///
|
|
// If a misspelled word is currently selected in an editable node calling
|
|
// this method will replace it with the specified |word|.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void ReplaceMisspelling(const CefString& word) = 0;
|
|
|
|
///
|
|
// Add the specified |word| to the spelling dictionary.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void AddWordToDictionary(const CefString& word) = 0;
|
|
|
|
///
|
|
// Returns true if window rendering is disabled.
|
|
///
|
|
/*--cef()--*/
|
|
virtual bool IsWindowRenderingDisabled() = 0;
|
|
|
|
///
|
|
// Notify the browser that the widget has been resized. The browser will first
|
|
// call CefRenderHandler::GetViewRect to get the new size and then call
|
|
// CefRenderHandler::OnPaint asynchronously with the updated regions. This
|
|
// method is only used when window rendering is disabled.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void WasResized() = 0;
|
|
|
|
///
|
|
// Notify the browser that it has been hidden or shown. Layouting and
|
|
// CefRenderHandler::OnPaint notification will stop when the browser is
|
|
// hidden. This method is only used when window rendering is disabled.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void WasHidden(bool hidden) = 0;
|
|
|
|
///
|
|
// Send a notification to the browser that the screen info has changed. The
|
|
// browser will then call CefRenderHandler::GetScreenInfo to update the
|
|
// screen information with the new values. This simulates moving the webview
|
|
// window from one display to another, or changing the properties of the
|
|
// current display. This method is only used when window rendering is
|
|
// disabled.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void NotifyScreenInfoChanged() = 0;
|
|
|
|
///
|
|
// Invalidate the view. The browser will call CefRenderHandler::OnPaint
|
|
// asynchronously. This method is only used when window rendering is
|
|
// disabled.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void Invalidate(PaintElementType type) = 0;
|
|
|
|
///
|
|
// Issue a BeginFrame request to Chromium. Only valid when
|
|
// CefWindowInfo::external_begin_frame_enabled is set to true.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void SendExternalBeginFrame() = 0;
|
|
|
|
///
|
|
// Send a key event to the browser.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void SendKeyEvent(const CefKeyEvent& event) = 0;
|
|
|
|
///
|
|
// Send a mouse click event to the browser. The |x| and |y| coordinates are
|
|
// relative to the upper-left corner of the view.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void SendMouseClickEvent(const CefMouseEvent& event,
|
|
MouseButtonType type,
|
|
bool mouseUp,
|
|
int clickCount) = 0;
|
|
|
|
///
|
|
// Send a mouse move event to the browser. The |x| and |y| coordinates are
|
|
// relative to the upper-left corner of the view.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void SendMouseMoveEvent(const CefMouseEvent& event,
|
|
bool mouseLeave) = 0;
|
|
|
|
///
|
|
// Send a mouse wheel event to the browser. The |x| and |y| coordinates are
|
|
// relative to the upper-left corner of the view. The |deltaX| and |deltaY|
|
|
// values represent the movement delta in the X and Y directions respectively.
|
|
// In order to scroll inside select popups with window rendering disabled
|
|
// CefRenderHandler::GetScreenPoint should be implemented properly.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void SendMouseWheelEvent(const CefMouseEvent& event,
|
|
int deltaX,
|
|
int deltaY) = 0;
|
|
|
|
///
|
|
// Send a touch event to the browser for a windowless browser.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void SendTouchEvent(const CefTouchEvent& event) = 0;
|
|
|
|
///
|
|
// Send a capture lost event to the browser.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void SendCaptureLostEvent() = 0;
|
|
|
|
///
|
|
// Notify the browser that the window hosting it is about to be moved or
|
|
// resized. This method is only used on Windows and Linux.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void NotifyMoveOrResizeStarted() = 0;
|
|
|
|
///
|
|
// Returns the maximum rate in frames per second (fps) that CefRenderHandler::
|
|
// OnPaint will be called for a windowless browser. The actual fps may be
|
|
// lower if the browser cannot generate frames at the requested rate. The
|
|
// minimum value is 1 and the maximum value is 60 (default 30). This method
|
|
// can only be called on the UI thread.
|
|
///
|
|
/*--cef()--*/
|
|
virtual int GetWindowlessFrameRate() = 0;
|
|
|
|
///
|
|
// Set the maximum rate in frames per second (fps) that CefRenderHandler::
|
|
// OnPaint will be called for a windowless browser. The actual fps may be
|
|
// lower if the browser cannot generate frames at the requested rate. The
|
|
// minimum value is 1 and the maximum value is 60 (default 30). Can also be
|
|
// set at browser creation via CefBrowserSettings.windowless_frame_rate.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void SetWindowlessFrameRate(int frame_rate) = 0;
|
|
|
|
///
|
|
// Begins a new composition or updates the existing composition. Blink has a
|
|
// special node (a composition node) that allows the input method to change
|
|
// text without affecting other DOM nodes. |text| is the optional text that
|
|
// will be inserted into the composition node. |underlines| is an optional set
|
|
// of ranges that will be underlined in the resulting text.
|
|
// |replacement_range| is an optional range of the existing text that will be
|
|
// replaced. |selection_range| is an optional range of the resulting text that
|
|
// will be selected after insertion or replacement. The |replacement_range|
|
|
// value is only used on OS X.
|
|
//
|
|
// This method may be called multiple times as the composition changes. When
|
|
// the client is done making changes the composition should either be canceled
|
|
// or completed. To cancel the composition call ImeCancelComposition. To
|
|
// complete the composition call either ImeCommitText or
|
|
// ImeFinishComposingText. Completion is usually signaled when:
|
|
// A. The client receives a WM_IME_COMPOSITION message with a GCS_RESULTSTR
|
|
// flag (on Windows), or;
|
|
// B. The client receives a "commit" signal of GtkIMContext (on Linux), or;
|
|
// C. insertText of NSTextInput is called (on Mac).
|
|
//
|
|
// This method is only used when window rendering is disabled.
|
|
///
|
|
/*--cef(optional_param=text, optional_param=underlines)--*/
|
|
virtual void ImeSetComposition(
|
|
const CefString& text,
|
|
const std::vector<CefCompositionUnderline>& underlines,
|
|
const CefRange& replacement_range,
|
|
const CefRange& selection_range) = 0;
|
|
|
|
///
|
|
// Completes the existing composition by optionally inserting the specified
|
|
// |text| into the composition node. |replacement_range| is an optional range
|
|
// of the existing text that will be replaced. |relative_cursor_pos| is where
|
|
// the cursor will be positioned relative to the current cursor position. See
|
|
// comments on ImeSetComposition for usage. The |replacement_range| and
|
|
// |relative_cursor_pos| values are only used on OS X.
|
|
// This method is only used when window rendering is disabled.
|
|
///
|
|
/*--cef(optional_param=text)--*/
|
|
virtual void ImeCommitText(const CefString& text,
|
|
const CefRange& replacement_range,
|
|
int relative_cursor_pos) = 0;
|
|
|
|
///
|
|
// Completes the existing composition by applying the current composition node
|
|
// contents. If |keep_selection| is false the current selection, if any, will
|
|
// be discarded. See comments on ImeSetComposition for usage.
|
|
// This method is only used when window rendering is disabled.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void ImeFinishComposingText(bool keep_selection) = 0;
|
|
|
|
///
|
|
// Cancels the existing composition and discards the composition node
|
|
// contents without applying them. See comments on ImeSetComposition for
|
|
// usage.
|
|
// This method is only used when window rendering is disabled.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void ImeCancelComposition() = 0;
|
|
|
|
///
|
|
// Call this method when the user drags the mouse into the web view (before
|
|
// calling DragTargetDragOver/DragTargetLeave/DragTargetDrop).
|
|
// |drag_data| should not contain file contents as this type of data is not
|
|
// allowed to be dragged into the web view. File contents can be removed using
|
|
// CefDragData::ResetFileContents (for example, if |drag_data| comes from
|
|
// CefRenderHandler::StartDragging).
|
|
// This method is only used when window rendering is disabled.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void DragTargetDragEnter(CefRefPtr<CefDragData> drag_data,
|
|
const CefMouseEvent& event,
|
|
DragOperationsMask allowed_ops) = 0;
|
|
|
|
///
|
|
// Call this method each time the mouse is moved across the web view during
|
|
// a drag operation (after calling DragTargetDragEnter and before calling
|
|
// DragTargetDragLeave/DragTargetDrop).
|
|
// This method is only used when window rendering is disabled.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void DragTargetDragOver(const CefMouseEvent& event,
|
|
DragOperationsMask allowed_ops) = 0;
|
|
|
|
///
|
|
// Call this method when the user drags the mouse out of the web view (after
|
|
// calling DragTargetDragEnter).
|
|
// This method is only used when window rendering is disabled.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void DragTargetDragLeave() = 0;
|
|
|
|
///
|
|
// Call this method when the user completes the drag operation by dropping
|
|
// the object onto the web view (after calling DragTargetDragEnter).
|
|
// The object being dropped is |drag_data|, given as an argument to
|
|
// the previous DragTargetDragEnter call.
|
|
// This method is only used when window rendering is disabled.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void DragTargetDrop(const CefMouseEvent& event) = 0;
|
|
|
|
///
|
|
// Call this method when the drag operation started by a
|
|
// CefRenderHandler::StartDragging call has ended either in a drop or
|
|
// by being cancelled. |x| and |y| are mouse coordinates relative to the
|
|
// upper-left corner of the view. If the web view is both the drag source
|
|
// and the drag target then all DragTarget* methods should be called before
|
|
// DragSource* mthods.
|
|
// This method is only used when window rendering is disabled.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void DragSourceEndedAt(int x, int y, DragOperationsMask op) = 0;
|
|
|
|
///
|
|
// Call this method when the drag operation started by a
|
|
// CefRenderHandler::StartDragging call has completed. This method may be
|
|
// called immediately without first calling DragSourceEndedAt to cancel a
|
|
// drag operation. If the web view is both the drag source and the drag
|
|
// target then all DragTarget* methods should be called before DragSource*
|
|
// mthods.
|
|
// This method is only used when window rendering is disabled.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void DragSourceSystemDragEnded() = 0;
|
|
|
|
///
|
|
// Returns the current visible navigation entry for this browser. This method
|
|
// can only be called on the UI thread.
|
|
///
|
|
/*--cef()--*/
|
|
virtual CefRefPtr<CefNavigationEntry> GetVisibleNavigationEntry() = 0;
|
|
|
|
///
|
|
// Set accessibility state for all frames. |accessibility_state| may be
|
|
// default, enabled or disabled. If |accessibility_state| is STATE_DEFAULT
|
|
// then accessibility will be disabled by default and the state may be further
|
|
// controlled with the "force-renderer-accessibility" and
|
|
// "disable-renderer-accessibility" command-line switches. If
|
|
// |accessibility_state| is STATE_ENABLED then accessibility will be enabled.
|
|
// If |accessibility_state| is STATE_DISABLED then accessibility will be
|
|
// completely disabled.
|
|
//
|
|
// For windowed browsers accessibility will be enabled in Complete mode (which
|
|
// corresponds to kAccessibilityModeComplete in Chromium). In this mode all
|
|
// platform accessibility objects will be created and managed by Chromium's
|
|
// internal implementation. The client needs only to detect the screen reader
|
|
// and call this method appropriately. For example, on macOS the client can
|
|
// handle the @"AXEnhancedUserInterface" accessibility attribute to detect
|
|
// VoiceOver state changes and on Windows the client can handle WM_GETOBJECT
|
|
// with OBJID_CLIENT to detect accessibility readers.
|
|
//
|
|
// For windowless browsers accessibility will be enabled in TreeOnly mode
|
|
// (which corresponds to kAccessibilityModeWebContentsOnly in Chromium). In
|
|
// this mode renderer accessibility is enabled, the full tree is computed, and
|
|
// events are passed to CefAccessibiltyHandler, but platform accessibility
|
|
// objects are not created. The client may implement platform accessibility
|
|
// objects using CefAccessibiltyHandler callbacks if desired.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void SetAccessibilityState(cef_state_t accessibility_state) = 0;
|
|
|
|
///
|
|
// Enable notifications of auto resize via CefDisplayHandler::OnAutoResize.
|
|
// Notifications are disabled by default. |min_size| and |max_size| define the
|
|
// range of allowed sizes.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void SetAutoResizeEnabled(bool enabled,
|
|
const CefSize& min_size,
|
|
const CefSize& max_size) = 0;
|
|
|
|
///
|
|
// Returns the extension hosted in this browser or NULL if no extension is
|
|
// hosted. See CefRequestContext::LoadExtension for details.
|
|
///
|
|
/*--cef()--*/
|
|
virtual CefRefPtr<CefExtension> GetExtension() = 0;
|
|
|
|
///
|
|
// Returns true if this browser is hosting an extension background script.
|
|
// Background hosts do not have a window and are not displayable. See
|
|
// CefRequestContext::LoadExtension for details.
|
|
///
|
|
/*--cef()--*/
|
|
virtual bool IsBackgroundHost() = 0;
|
|
|
|
///
|
|
// Set whether the browser's audio is muted.
|
|
///
|
|
/*--cef()--*/
|
|
virtual void SetAudioMuted(bool mute) = 0;
|
|
|
|
///
|
|
// Returns true if the browser's audio is muted. This method can only be
|
|
// called on the UI thread.
|
|
///
|
|
/*--cef()--*/
|
|
virtual bool IsAudioMuted() = 0;
|
|
};
|
|
|
|
#endif // CEF_INCLUDE_CEF_BROWSER_H_
|