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https://bitbucket.org/chromiumembedded/cef
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135 lines
5.6 KiB
C
135 lines
5.6 KiB
C
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// Copyright (c) 2022 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_PREFERENCE_H_
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#define CEF_INCLUDE_CEF_PREFERENCE_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_values.h"
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///
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/// Class that manages custom preference registrations.
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///
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/*--cef(source=library)--*/
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class CefPreferenceRegistrar : public CefBaseScoped {
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public:
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///
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/// Register a preference with the specified |name| and |default_value|. To
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/// avoid conflicts with built-in preferences the |name| value should contain
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/// an application-specific prefix followed by a period (e.g. "myapp.value").
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/// The contents of |default_value| will be copied. The data type for the
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/// preference will be inferred from |default_value|'s type and cannot be
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/// changed after registration. Returns true on success. Returns false if
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/// |name| is already registered or if |default_value| has an invalid type.
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/// This method must be called from within the scope of the
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/// CefBrowserProcessHandler::OnRegisterCustomPreferences callback.
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///
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/*--cef()--*/
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virtual bool AddPreference(const CefString& name,
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CefRefPtr<CefValue> default_value) = 0;
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};
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///
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/// Manage access to preferences. Many built-in preferences are registered by
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/// Chromium. Custom preferences can be registered in
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/// CefBrowserProcessHandler::OnRegisterCustomPreferences.
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///
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/*--cef(source=library,no_debugct_check)--*/
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class CefPreferenceManager : public virtual CefBaseRefCounted {
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public:
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///
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/// Returns the global preference manager object.
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///
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/*--cef()--*/
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static CefRefPtr<CefPreferenceManager> GetGlobalPreferenceManager();
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///
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/// Returns true if a preference with the specified |name| exists. This method
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/// must be called on the browser process UI thread.
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///
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/*--cef()--*/
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virtual bool HasPreference(const CefString& name) = 0;
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///
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/// Returns the value for the preference with the specified |name|. Returns
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/// NULL if the preference does not exist. The returned object contains a copy
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/// of the underlying preference value and modifications to the returned
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/// object will not modify the underlying preference value. This method must
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/// be called on the browser process UI thread.
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///
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/*--cef()--*/
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virtual CefRefPtr<CefValue> GetPreference(const CefString& name) = 0;
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///
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/// Returns all preferences as a dictionary. If |include_defaults| is true
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/// then preferences currently at their default value will be included. The
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/// returned object contains a copy of the underlying preference values and
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/// modifications to the returned object will not modify the underlying
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/// preference values. This method must be called on the browser process UI
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/// thread.
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///
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/*--cef()--*/
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virtual CefRefPtr<CefDictionaryValue> GetAllPreferences(
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bool include_defaults) = 0;
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///
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/// Returns true if the preference with the specified |name| can be modified
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/// using SetPreference. As one example preferences set via the command-line
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/// usually cannot be modified. This method must be called on the browser
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/// process UI thread.
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///
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/*--cef()--*/
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virtual bool CanSetPreference(const CefString& name) = 0;
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///
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/// Set the |value| associated with preference |name|. Returns true if the
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/// value is set successfully and false otherwise. If |value| is NULL the
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/// preference will be restored to its default value. If setting the
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/// preference fails then |error| will be populated with a detailed
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/// description of the problem. This method must be called on the browser
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/// process UI thread.
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///
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/*--cef(optional_param=value)--*/
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virtual bool SetPreference(const CefString& name,
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CefRefPtr<CefValue> value,
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CefString& error) = 0;
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};
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#endif // CEF_INCLUDE_CEF_PREFERENCE_H_
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