nsISessionStore Interface

 @param aTab is the tabbrowser tab to get the value for.
 @param aKey is the value's name.

void deleteTabValue(in nsIDOMNode aTab, in AString aKey)

 @param aWindow is the browser window to get the value for.
 @param aKey    is the value's name.

void deleteWindowValue(in nsIDOMWindow aWindow, in AString aKey)

 Duplicates a given tab as thoroughly as possible.

 @param aWindow is the browser window into which the tab will be duplicated.
 @param aTab    is the tabbrowser tab to duplicate (can be from a different window).
 @returns a reference to the newly created tab.

nsIDOMNode duplicateTab(in nsIDOMWindow aWindow, in nsIDOMNode aTab)

 @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)

 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)

 Get the number of restore-able windows

unsigned long getClosedWindowCount()

 Get closed windows data

 @returns a JSON string representing the list of closed windows.

AString getClosedWindowData()

 @param aTab is the tabbrowser tab whose state is to be returned.
 
 @returns a JSON string representing the state of the tab
         (note: doesn't contain cookies - if you need them, use getWindowState instead).

AString getTabState(in nsIDOMNode aTab)

 @param aTab is the tabbrowser 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 nsIDOMNode aTab, in AString aKey)

 @param aWindow is the browser window whose state is to be returned.
 
 @returns a JSON string representing a session state with only one window.

AString getWindowState(in nsIDOMWindow aWindow)

 @param aWindow is the window 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 getWindowValue(in nsIDOMWindow aWindow, in AString aKey)

 Initialize the service

void init(in nsIDOMWindow aWindow)

 @param aName is the name of the attribute to save/restore for all tabbrowser tabs.

void persistTabAttribute(in AString aName)

 Set the browsing state.
 This will immediately restore the state of the whole application to the state
 passed in, *replacing* the current session.

 @param aState is a JSON string representing the session state.

void setBrowserState(in AString aState)

 @param aTab   is the tabbrowser tab whose state is to be set.
 @param aState is a JSON string representing a session state.

void setTabState(in nsIDOMNode aTab, in AString aState)

 @param aTab         is the tabbrowser tab to set the value for.
 @param aKey         is the value's name.
 @param aStringValue is the value itself (use toSource/eval before setting JS objects).

void setTabValue(in nsIDOMNode aTab, in AString aKey, in AString aStringValue)

 @param aWindow    is the browser window whose state is to be set.
 @param aState     is a JSON string representing a session state.
 @param aOverwrite boolean overwrite existing tabs

void setWindowState(in nsIDOMWindow aWindow, in AString aState, in boolean aOverwrite)

 @param aWindow      is the browser window to set the value for.
 @param aKey         is the value's name.
 @param aStringValue is the value itself (use toSource/eval before setting JS objects).

void setWindowValue(in nsIDOMWindow aWindow, in AString aKey, in AString aStringValue)

 @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 aIndex is the index of the windows to be restored (FIFO ordered).
 @returns the nsIDOMWindow object of the reopened window

nsIDOMWindow undoCloseWindow(in unsigned long aIndex)