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| - | ==Preferences== | + | :''This page has been moved to [[:Category:Example code]]. Please update your bookmarks.'' |
| - | [http://xulplanet.com XulPlanet] has an [http://www.xulplanet.com/tutorials/xulqa/q_prefs.html article] on preferences | + | |
| | | | |
| - | ==Progress Listeners== | + | [[Category:Obsolete]] |
| - | Progress Listeners alllow extensions to be notified of events assosiated with documents loading in the browser and with tab switching events. Progress Listeners implement the [http://www.xulplanet.com/references/xpcomref/ifaces/nsIWebProgressListener.html nsIWebProgressListener] interface. | + | |
| - | # Create an object which implements nsIWebProgressListener: | + | |
| - | const STATE_START = Components.interfaces.nsIWebProgressListener.STATE_START; | + | |
| - | const STATE_STOP = Components.interfaces.nsIWebProgressListener.STATE_STOP; | + | |
| - | var myListener = | + | |
| - | { | + | |
| - | QueryInterface : function(aIID) | + | |
| - | { | + | |
| - | if (aIID.equals(Components.interfaces.nsIWebProgressListener) || | + | |
| - | aIID.equals(Components.interfaces.nsISupportsWeakReference) || | + | |
| - | aIID.equals(Components.interfaces.nsISupports)) | + | |
| - | return this; | + | |
| - | throw Components.results.NS_NOINTERFACE; | + | |
| - | }, | + | |
| - | onStateChange:function(aProgress,aRequest,aFlag,aStatus) | + | |
| - | { | + | |
| - | if(aFlag & STATE_START) | + | |
| - | { | + | |
| - | //This fires when the load event is initiated | + | |
| - | } | + | |
| - | if(aFlag & STATE_STOP) | + | |
| - | { | + | |
| - | //This fires when the load finishes | + | |
| - | } | + | |
| - | return 0; | + | |
| - | }, | + | |
| - | onLocationChange:function(aProgress webProgress , aRequest, aURI) | + | |
| - | { | + | |
| - | //This fires when the location bar changes i.e load event is confirmed or when the user switches tabs | + | |
| - | //return 0; | + | |
| - | }, | + | |
| - | //For defnitiions of the remaining functions see XulPlanet | + | |
| - | onProgressChange:function(a,b,c,d,e,f){}, | + | |
| - | onStatusChange:function(a,b,c,d){}, | + | |
| - | onSecurityChange:function(a,b,c){}, | + | |
| - | onLinkIconAvailable:function(a){} | + | |
| - | } | + | |
| - | # Attach the progressListener to a <browser> object, e.g. for firefox: | + | |
| - | const NOTIFY_STATE_DOCUMENT = Components.interfaces.nsIWebProgress.NOTIFY_STATE_DOCUMENT; | + | |
| - | window.getBrowser().addProgressListener(myListener , NOTIFY_STATE_DOCUMENT); | + | |
| - | The second argument is a [http://www.xulplanet.com/references/xpcomref/comps/c_appshellcomponentbrowserstatusfilter1.html status filter] which determines the type of events that will be recieved. | + | |
| - | | + | |
| - | ==Other== | + | |
| - | *[[Dev : Extensions : Example Code : Adding items to menus]] | + | |
| - | *[[Dev : Extensions : Example Code : File IO]] | + | |
| - | *[[Dev : Tips : Printing to JSConsole]] | + | |
| - | *[[Dev : Tips : Inserting text at cursor]] | + | |
