electron/atom/browser/web_contents_preferences.h
Charles Kerr c2673aa970 Set appropriate defaults for webview options (#12271)
* Persist defaults to webPreferences object to JS land can read the inferred values instead of just user defined values

* Test inherited default propogation

* Refactor to remove coupling from fetching values and defaults

* Test description type

* Fix up tests
2018-03-15 13:56:46 +09:00

84 lines
2.6 KiB
C++

// Copyright (c) 2015 GitHub, Inc.
// Use of this source code is governed by the MIT license that can be
// found in the LICENSE file.
#ifndef ATOM_BROWSER_WEB_CONTENTS_PREFERENCES_H_
#define ATOM_BROWSER_WEB_CONTENTS_PREFERENCES_H_
#include <string>
#include <vector>
#include "base/values.h"
#include "content/public/browser/web_contents_user_data.h"
namespace base {
class CommandLine;
}
namespace content {
struct WebPreferences;
}
namespace mate {
class Dictionary;
}
namespace atom {
// Stores and applies the preferences of WebContents.
class WebContentsPreferences
: public content::WebContentsUserData<WebContentsPreferences> {
public:
// Get WebContents according to process ID.
// FIXME(zcbenz): This method does not belong here.
static content::WebContents* GetWebContentsFromProcessID(int process_id);
// Append command paramters according to |web_contents|'s preferences.
static void AppendExtraCommandLineSwitches(
content::WebContents* web_contents, base::CommandLine* command_line);
static bool IsPreferenceEnabled(const std::string& attribute_name,
content::WebContents* web_contents);
static bool GetString(const std::string& attribute_name,
std::string* string_value,
content::WebContents* web_contents);
// Modify the WebPreferences according to |web_contents|'s preferences.
static void OverrideWebkitPrefs(
content::WebContents* web_contents, content::WebPreferences* prefs);
WebContentsPreferences(content::WebContents* web_contents,
const mate::Dictionary& web_preferences);
~WebContentsPreferences() override;
// $.extend(|web_preferences_|, |new_web_preferences|).
void Merge(const base::DictionaryValue& new_web_preferences);
// Returns the web preferences.
base::DictionaryValue* web_preferences() { return &web_preferences_; }
base::DictionaryValue* last_web_preferences() {
return &last_web_preferences_;
}
private:
friend class content::WebContentsUserData<WebContentsPreferences>;
// Set preference value to given bool if user did not provide value
bool SetDefaultBoolIfUndefined(const std::string key, bool val);
// Get preferences value as integer possibly coercing it from a string
bool GetInteger(const std::string& attributeName, int* intValue);
static std::vector<WebContentsPreferences*> instances_;
content::WebContents* web_contents_;
base::DictionaryValue web_preferences_;
base::DictionaryValue last_web_preferences_;
DISALLOW_COPY_AND_ASSIGN(WebContentsPreferences);
};
} // namespace atom
#endif // ATOM_BROWSER_WEB_CONTENTS_PREFERENCES_H_