nsIXPInstallManager Interface

 
 Initiates a download and install operation of the supplied URLs
 and sends notifications to the supplied listener.
 @param aURLs     array of XPI urls to download and install
 @param aURLCount number of XPI urls in aURLs
 @param aListener a listener to receive status notifications

void initManagerFromChrome([array, size_is(aURLCount)] in wstring aURLs, in unsigned long aURLCount, in nsIXPIProgressDialog aListener)

 Initiates a set of downloads and checks the supplied hashes after
 download. Just like initManagerFromChrome() in all other respects
 @param aURLs     array of XPI urls to download and install
 @param aHashes   array of hash strings to validate. The entire array
                  or individual hashes can be null to indicate no
                  checking. If supplied looks like "type:hash", like
                  "md5:3232bc5624041c507db0965324188024".
                  Supports the types in nsICryptoHash
 @param aURLCount number of XPI urls in aURLs and aHashes
 @param aListener a listener to receive status notifications

void initManagerWithHashes([array, size_is(aURLCount)] in wstring aURLs, [array, size_is(aURLCount)] in string aHashes, in unsigned long aURLCount, in nsIXPIProgressDialog aListener)

 Initiates a set of downloads based on an install info object. Will
 display confirmation dialog as if the install info had been supplied
 by content.
 @param aInstallInfo The install info object providing install triggers
                     and script context for the install.

void initManagerWithInstallInfo(in nsIXPIInstallInfo aInstallInfo)