gecko-dev/mobile/android/components/SessionStore.idl

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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "nsISupports.idl"
interface nsIDOMWindow;
interface nsIDOMNode;
/**
* nsISessionStore keeps track of the current browsing state.
*
* The nsISessionStore API operates mostly on browser windows and the browser
* tabs contained in them.
*/
[scriptable, uuid(15152edf-6c99-4277-9020-076be4653c69)]
interface nsISessionStore : nsISupports
{
/**
* Get the current browsing state.
* @returns a JSON string representing the session state.
*/
AString getBrowserState();
/**
* Get the number of restore-able tabs for a browser window
*/
unsigned long getClosedTabCount(in nsIDOMWindow aWindow);
/**
* Get closed tab data
*
* @param aWindow is the browser window for which to get closed tab data
* @returns a JSON string representing the list of closed tabs.
*/
AString getClosedTabData(in nsIDOMWindow aWindow);
/**
* @param aWindow is the browser window to reopen a closed tab in.
* @param aIndex is the index of the tab to be restored (FIFO ordered).
* @returns a reference to the reopened tab.
*/
nsIDOMNode undoCloseTab(in nsIDOMWindow aWindow, in unsigned long aIndex);
/**
* @param aWindow is the browser window associated with the closed tab.
* @param aIndex is the index of the closed tab to be removed (FIFO ordered).
*/
nsIDOMNode forgetClosedTab(in nsIDOMWindow aWindow, in unsigned long aIndex);
/**
* @param aTab is the browser tab to get the value for.
* @param aKey is the value's name.
*
* @returns A string value or an empty string if none is set.
*/
AString getTabValue(in jsval aTab, in AString aKey);
/**
* @param aTab is the browser tab to set the value for.
* @param aKey is the value's name.
* @param aStringValue is the value itself (use JSON.stringify/parse before setting JS objects).
*/
void setTabValue(in jsval aTab, in AString aKey, in AString aStringValue);
/**
* @param aTab is the browser tab to get the value for.
* @param aKey is the value's name.
*/
void deleteTabValue(in jsval aTab, in AString aKey);
/**
* @returns A boolean indicating we should restore previous browser session
*/
boolean shouldRestore();
/**
* Restores the previous browser session using a fast, lightweight strategy
* @param aRestoringOOM Whether this is an OOM restore from Android
* @param aSessionString The session string to restore from. If null, the
* backup session file is read from.
*/
void restoreLastSession(in boolean aRestoringOOM, in AString aSessionString);
};