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chrome: Add ability to handle chrome menu/keyboard commands (fixes is…
…sue chromiumembedded#3280) This change adds a CefCommandHandler::OnChromeCommand callback for optionally handling Chrome commands triggered via menus or keyboard shortcuts. Supported command IDs are listed in a new cef_command_ids.h header file. To test: Run `cefclient --enable-chrome-runtime --hide-controls`. Most commands will blocked and removed from context menus.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,80 @@ | ||
| // Copyright (c) 2022 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. | ||
| // | ||
| // --------------------------------------------------------------------------- | ||
| // | ||
| // This file was generated by the CEF translator tool and should not edited | ||
| // by hand. See the translator.README.txt file in the tools directory for | ||
| // more information. | ||
| // | ||
| // $hash=54332b79c057df9c8f3be56cc77f1daf877b3ac1$ | ||
| // | ||
|
|
||
| #ifndef CEF_INCLUDE_CAPI_CEF_COMMAND_HANDLER_CAPI_H_ | ||
| #define CEF_INCLUDE_CAPI_CEF_COMMAND_HANDLER_CAPI_H_ | ||
| #pragma once | ||
|
|
||
| #include "include/capi/cef_base_capi.h" | ||
| #include "include/capi/cef_browser_capi.h" | ||
|
|
||
| #ifdef __cplusplus | ||
| extern "C" { | ||
| #endif | ||
|
|
||
| /// | ||
| // Implement this structure to handle events related to commands. The functions | ||
| // of this structure will be called on the UI thread. | ||
| /// | ||
| typedef struct _cef_command_handler_t { | ||
| /// | ||
| // Base structure. | ||
| /// | ||
| cef_base_ref_counted_t base; | ||
|
|
||
| /// | ||
| // Called to execute a Chrome command triggered via menu selection or keyboard | ||
| // shortcut. Values for |command_id| can be found in the cef_command_ids.h | ||
| // file. |disposition| provides information about the intended command target. | ||
| // Return true (1) if the command was handled or false (0) for the default | ||
| // implementation. For context menu commands this will be called after | ||
| // cef_context_menu_handler_t::OnContextMenuCommand. Only used with the Chrome | ||
| // runtime. | ||
| /// | ||
| int(CEF_CALLBACK* on_chrome_command)( | ||
| struct _cef_command_handler_t* self, | ||
| struct _cef_browser_t* browser, | ||
| int command_id, | ||
| cef_window_open_disposition_t disposition); | ||
| } cef_command_handler_t; | ||
|
|
||
| #ifdef __cplusplus | ||
| } | ||
| #endif | ||
|
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| #endif // CEF_INCLUDE_CAPI_CEF_COMMAND_HANDLER_CAPI_H_ |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,68 @@ | ||
| // Copyright (c) 2022 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_COMMAND_HANDLER_H_ | ||
| #define CEF_INCLUDE_CEF_COMMAND_HANDLER_H_ | ||
| #pragma once | ||
|
|
||
| #include "include/cef_base.h" | ||
| #include "include/cef_browser.h" | ||
|
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| /// | ||
| // Implement this interface to handle events related to commands. The methods of | ||
| // this class will be called on the UI thread. | ||
| /// | ||
| /*--cef(source=client)--*/ | ||
| class CefCommandHandler : public virtual CefBaseRefCounted { | ||
| public: | ||
| /// | ||
| // Called to execute a Chrome command triggered via menu selection or keyboard | ||
| // shortcut. Values for |command_id| can be found in the cef_command_ids.h | ||
| // file. |disposition| provides information about the intended command target. | ||
| // Return true if the command was handled or false for the default | ||
| // implementation. For context menu commands this will be called after | ||
| // CefContextMenuHandler::OnContextMenuCommand. Only used with the Chrome | ||
| // runtime. | ||
| /// | ||
| /*--cef()--*/ | ||
| virtual bool OnChromeCommand(CefRefPtr<CefBrowser> browser, | ||
| int command_id, | ||
| cef_window_open_disposition_t disposition) { | ||
| return false; | ||
| } | ||
| }; | ||
|
|
||
| #endif // CEF_INCLUDE_CEF_COMMAND_HANDLER_H_ |
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