1 // Copyright (c) 2012 Marshall A. Greenblatt. All rights reserved.
3 // Redistribution and use in source and binary forms, with or without
4 // modification, are permitted provided that the following conditions are
7 // * Redistributions of source code must retain the above copyright
8 // notice, this list of conditions and the following disclaimer.
9 // * Redistributions in binary form must reproduce the above
10 // copyright notice, this list of conditions and the following disclaimer
11 // in the documentation and/or other materials provided with the
13 // * Neither the name of Google Inc. nor the name Chromium Embedded
14 // Framework nor the names of its contributors may be used to endorse
15 // or promote products derived from this software without specific prior
16 // written permission.
18 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
21 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
22 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
25 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
26 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
27 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
28 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 // ---------------------------------------------------------------------------
32 // The contents of this file must follow a specific format in order to
33 // support the CEF translator tool. See the translator.README.txt file in the
34 // tools directory for more information.
37 #ifndef CEF_INCLUDE_CEF_KEYBOARD_HANDLER_H_
38 #define CEF_INCLUDE_CEF_KEYBOARD_HANDLER_H_
41 #include "include/cef_base.h"
42 #include "include/cef_browser.h"
45 // Implement this interface to handle events related to keyboard input. The
46 // methods of this class will be called on the UI thread.
48 /*--cef(source=client)--*/
49 class CefKeyboardHandler : public virtual CefBase {
51 // Called before a keyboard event is sent to the renderer. |event| contains
52 // information about the keyboard event. |os_event| is the operating system
53 // event message, if any. Return true if the event was handled or false
54 // otherwise. If the event will be handled in OnKeyEvent() as a keyboard
55 // shortcut set |is_keyboard_shortcut| to true and return false.
57 virtual bool OnPreKeyEvent(CefRefPtr<CefBrowser> browser,
58 const CefKeyEvent& event,
59 CefEventHandle os_event,
60 bool* is_keyboard_shortcut) { return false; }
63 // Called after the renderer and JavaScript in the page has had a chance to
64 // handle the event. |event| contains information about the keyboard event.
65 // |os_event| is the operating system event message, if any. Return true if
66 // the keyboard event was handled or false otherwise.
69 virtual bool OnKeyEvent(CefRefPtr<CefBrowser> browser,
70 const CefKeyEvent& event,
71 CefEventHandle os_event) { return false; }
74 #endif // CEF_INCLUDE_CEF_KEYBOARD_HANDLER_H_