// Copyright (c) 2012 Marshall A. Greenblatt. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the name Chromium Embedded
// Framework nor the names of its contributors may be used to endorse
// or promote products derived from this software without specific prior
// written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// ---------------------------------------------------------------------------
//
// The contents of this file must follow a specific format in order to
// support the CEF translator tool. See the translator.README.txt file in the
// tools directory for more information.
//
#ifndef CEF_INCLUDE_CEF_BROWSER_H_
#define CEF_INCLUDE_CEF_BROWSER_H_
#pragma once
#include "include/cef_base.h"
#include "include/cef_frame.h"
#include "include/cef_process_message.h"
#include "include/cef_request_context.h"
#include
class CefBrowserHost;
class CefClient;
///
// Class used to represent a browser window. When used in the browser process
// the methods of this class may be called on any thread unless otherwise
// indicated in the comments. When used in the render process the methods of
// this class may only be called on the main thread.
///
/*--cef(source=library)--*/
class CefBrowser : public virtual CefBase {
public:
///
// Returns the browser host object. This method can only be called in the
// browser process.
///
/*--cef()--*/
virtual CefRefPtr GetHost() =0;
///
// Returns true if the browser can navigate backwards.
///
/*--cef()--*/
virtual bool CanGoBack() =0;
///
// Navigate backwards.
///
/*--cef()--*/
virtual void GoBack() =0;
///
// Returns true if the browser can navigate forwards.
///
/*--cef()--*/
virtual bool CanGoForward() =0;
///
// Navigate forwards.
///
/*--cef()--*/
virtual void GoForward() =0;
///
// Returns true if the browser is currently loading.
///
/*--cef()--*/
virtual bool IsLoading() =0;
///
// Reload the current page.
///
/*--cef()--*/
virtual void Reload() =0;
///
// Reload the current page ignoring any cached data.
///
/*--cef()--*/
virtual void ReloadIgnoreCache() =0;
///
// Stop loading the page.
///
/*--cef()--*/
virtual void StopLoad() =0;
///
// Returns the globally unique identifier for this browser.
///
/*--cef()--*/
virtual int GetIdentifier() =0;
///
// Returns true if this object is pointing to the same handle as |that|
// object.
///
/*--cef()--*/
virtual bool IsSame(CefRefPtr that) =0;
///
// Returns true if the window is a popup window.
///
/*--cef()--*/
virtual bool IsPopup() =0;
///
// Returns true if a document has been loaded in the browser.
///
/*--cef()--*/
virtual bool HasDocument() =0;
///
// Returns the main (top-level) frame for the browser window.
///
/*--cef()--*/
virtual CefRefPtr GetMainFrame() =0;
///
// Returns the focused frame for the browser window.
///
/*--cef()--*/
virtual CefRefPtr GetFocusedFrame() =0;
///
// Returns the frame with the specified identifier, or NULL if not found.
///
/*--cef(capi_name=get_frame_byident)--*/
virtual CefRefPtr GetFrame(int64 identifier) =0;
///
// Returns the frame with the specified name, or NULL if not found.
///
/*--cef()--*/
virtual CefRefPtr GetFrame(const CefString& name) =0;
///
// Returns the number of frames that currently exist.
///
/*--cef()--*/
virtual size_t GetFrameCount() =0;
///
// Returns the identifiers of all existing frames.
///
/*--cef(count_func=identifiers:GetFrameCount)--*/
virtual void GetFrameIdentifiers(std::vector& identifiers) =0;
///
// Returns the names of all existing frames.
///
/*--cef()--*/
virtual void GetFrameNames(std::vector& names) =0;
//
// Send a message to the specified |target_process|. Returns true if the
// message was sent successfully.
///
/*--cef()--*/
virtual bool SendProcessMessage(CefProcessId target_process,
CefRefPtr message) =0;
};
///
// Callback interface for CefBrowserHost::RunFileDialog. The methods of this
// class will be called on the browser process UI thread.
///
/*--cef(source=client)--*/
class CefRunFileDialogCallback : public virtual CefBase {
public:
///
// Called asynchronously after the file dialog is dismissed. If the selection
// was successful |file_paths| will be a single value or a list of values
// depending on the dialog mode. If the selection was cancelled |file_paths|
// will be empty.
///
/*--cef(capi_name=cont)--*/
virtual void OnFileDialogDismissed(
CefRefPtr browser_host,
const std::vector& file_paths) =0;
};
///
// Class used to represent the browser process aspects of a browser window. The
// methods of this class can only be called in the browser process. They may be
// called on any thread in that process unless otherwise indicated in the
// comments.
///
/*--cef(source=library)--*/
class CefBrowserHost : public virtual CefBase {
public:
typedef cef_file_dialog_mode_t FileDialogMode;
typedef cef_mouse_button_type_t MouseButtonType;
typedef cef_paint_element_type_t PaintElementType;
///
// Create a new browser window using the window parameters specified by
// |windowInfo|. All values will be copied internally and the actual window
// will be created on the UI thread. If |request_context| is empty the
// global request context will be used. This method can be called on any
// browser process thread and will not block.
///
/*--cef(optional_param=client,optional_param=url,
optional_param=request_context)--*/
static bool CreateBrowser(const CefWindowInfo& windowInfo,
CefRefPtr client,
const CefString& url,
const CefBrowserSettings& settings,
CefRefPtr request_context);
///
// Create a new browser window using the window parameters specified by
// |windowInfo|. If |request_context| is empty the global request context
// will be used. This method can only be called on the browser process UI
// thread.
///
/*--cef(optional_param=client,optional_param=url,
optional_param=request_context)--*/
static CefRefPtr CreateBrowserSync(
const CefWindowInfo& windowInfo,
CefRefPtr client,
const CefString& url,
const CefBrowserSettings& settings,
CefRefPtr request_context);
///
// Returns the hosted browser object.
///
/*--cef()--*/
virtual CefRefPtr GetBrowser() =0;
///
// Call this method before destroying a contained browser window. This method
// performs any internal cleanup that may be needed before the browser window
// is destroyed. See CefLifeSpanHandler::DoClose() documentation for
// additional usage information.
///
/*--cef()--*/
virtual void ParentWindowWillClose() =0;
///
// Request that the browser close. The JavaScript 'onbeforeunload' event will
// be fired. If |force_close| is false the event handler, if any, will be
// allowed to prompt the user and the user can optionally cancel the close.
// If |force_close| is true the prompt will not be displayed and the close
// will proceed. Results in a call to CefLifeSpanHandler::DoClose() if the
// event handler allows the close or if |force_close| is true. See
// CefLifeSpanHandler::DoClose() documentation for additional usage
// information.
///
/*--cef()--*/
virtual void CloseBrowser(bool force_close) =0;
///
// Set focus for the browser window. If |enable| is true focus will be set to
// the window. Otherwise, focus will be removed.
///
/*--cef()--*/
virtual void SetFocus(bool enable) =0;
///
// Retrieve the window handle for this browser.
///
/*--cef()--*/
virtual CefWindowHandle GetWindowHandle() =0;
///
// Retrieve the window handle of the browser that opened this browser. Will
// return NULL for non-popup windows. This method can be used in combination
// with custom handling of modal windows.
///
/*--cef()--*/
virtual CefWindowHandle GetOpenerWindowHandle() =0;
///
// Returns the client for this browser.
///
/*--cef()--*/
virtual CefRefPtr GetClient() =0;
///
// Returns the request context for this browser.
///
/*--cef()--*/
virtual CefRefPtr GetRequestContext() =0;
///
// Returns the DevTools URL for this browser. If |http_scheme| is true the
// returned URL will use the http scheme instead of the chrome-devtools
// scheme. Remote debugging can be enabled by specifying the
// "remote-debugging-port" command-line flag or by setting the
// CefSettings.remote_debugging_port value. If remote debugging is not enabled
// this method will return an empty string.
///
/*--cef()--*/
virtual CefString GetDevToolsURL(bool http_scheme) =0;
///
// Get the current zoom level. The default zoom level is 0.0. This method can
// only be called on the UI thread.
///
/*--cef()--*/
virtual double GetZoomLevel() =0;
///
// Change the zoom level to the specified value. Specify 0.0 to reset the
// zoom level. If called on the UI thread the change will be applied
// immediately. Otherwise, the change will be applied asynchronously on the
// UI thread.
///
/*--cef()--*/
virtual void SetZoomLevel(double zoomLevel) =0;
///
// Call to run a file chooser dialog. Only a single file chooser dialog may be
// pending at any given time. |mode| represents the type of dialog to display.
// |title| to the title to be used for the dialog and may be empty to show the
// default title ("Open" or "Save" depending on the mode). |default_file_name|
// is the default file name to select in the dialog. |accept_types| is a list
// of valid lower-cased MIME types or file extensions specified in an input
// element and is used to restrict selectable files to such types. |callback|
// will be executed after the dialog is dismissed or immediately if another
// dialog is already pending. The dialog will be initiated asynchronously on
// the UI thread.
///
/*--cef(optional_param=title,optional_param=default_file_name,
optional_param=accept_types)--*/
virtual void RunFileDialog(FileDialogMode mode,
const CefString& title,
const CefString& default_file_name,
const std::vector& accept_types,
CefRefPtr callback) =0;
///
// Download the file at |url| using CefDownloadHandler.
///
/*--cef()--*/
virtual void StartDownload(const CefString& url) =0;
///
// Print the current browser contents.
///
/*--cef()--*/
virtual void Print() =0;
///
// Search for |searchText|. |identifier| can be used to have multiple searches
// running simultaniously. |forward| indicates whether to search forward or
// backward within the page. |matchCase| indicates whether the search should
// be case-sensitive. |findNext| indicates whether this is the first request
// or a follow-up.
///
/*--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;
///
// Set whether mouse cursor change is disabled.
///
/*--cef()--*/
virtual void SetMouseCursorChangeDisabled(bool disabled) =0;
///
// Returns true if mouse cursor change is disabled.
///
/*--cef()--*/
virtual bool IsMouseCursorChangeDisabled() =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 |dirtyRect| region of the view. The browser will call
// CefRenderHandler::OnPaint asynchronously with the updated regions. This
// method is only used when window rendering is disabled.
///
/*--cef()--*/
virtual void Invalidate(const CefRect& dirtyRect, PaintElementType type) =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 focus event to the browser.
///
/*--cef()--*/
virtual void SendFocusEvent(bool setFocus) =0;
///
// Send a capture lost event to the browser.
///
/*--cef()--*/
virtual void SendCaptureLostEvent() =0;
///
// Get the NSTextInputContext implementation for enabling IME on Mac when
// window rendering is disabled.
///
/*--cef(default_retval=NULL)--*/
virtual CefTextInputContext GetNSTextInputContext() =0;
///
// Handles a keyDown event prior to passing it through the NSTextInputClient
// machinery.
///
/*--cef()--*/
virtual void HandleKeyEventBeforeTextInputClient(CefEventHandle keyEvent) =0;
///
// Performs any additional actions after NSTextInputClient handles the event.
///
/*--cef()--*/
virtual void HandleKeyEventAfterTextInputClient(CefEventHandle keyEvent) =0;
};
#endif // CEF_INCLUDE_CEF_BROWSER_H_