nsISessionStore
nsISessionStore keeps track of the current browsing state.
The nsISessionStore API operates mostly on browser windows and the browser
tabs contained in them.
Methods
getBrowserState()
Get the current browsing state.
Returns
| a JSON string representing the session state.
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getClosedTabCount(aWindow)
Get the number of restore-able tabs for a browser window
getClosedTabs(aWindow)
Get closed tab data
Parameters
| aWindow |
is the browser window for which to get closed tab data
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Returns
| a JS array of closed tabs.
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undoCloseTab(aWindow, aCloseTabData)
Parameters
| aWindow |
is the browser window to reopen a closed tab in.
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| aCloseTabData |
is the data of the tab to be restored.
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Returns
| a reference to the reopened tab.
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forgetClosedTab(aWindow, aIndex)
Parameters
| aWindow |
is the browser window associated with the closed tab.
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| aIndex |
is the index of the closed tab to be removed (FIFO ordered).
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getTabValue(aTab, aKey)
Parameters
| aTab |
is the browser tab to get the value for.
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| aKey |
is the value's name.
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Returns
| A string value or an empty string if none is set.
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setTabValue(aTab, aKey, aStringValue)
Parameters
| aTab |
is the browser tab to set the value for.
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| aKey |
is the value's name.
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| aStringValue |
is the value itself (use JSON.stringify/parse before setting JS objects).
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deleteTabValue(aTab, aKey)
Parameters
| aTab |
is the browser tab to get the value for.
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| aKey |
is the value's name.
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restoreLastSession(aSessionString)
Restores the previous browser session using a fast, lightweight strategy
Parameters
| aSessionString |
The session string to restore from. If null, the
backup session file is read from.
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removeWindow(aWindow)
Removes a window from the current session history. Data from this window
won’t be saved when its closed.
Parameters
| aWindow |
The window to remove
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