Made progress on bug 134969: Add alarms to nsnotify/Alarm as well if Calendar is not running

by changing calendar icon in taskbar when alarm goes off.

calendar/libxpical/Makefile.in

@@ -53,6 +53,7 @@ REQUIRES	= xpcom \
 		  necko \
 		  msgcompose \
 		  addrbook \
+                  dom \
 		  ical \
 		  icalss \
 		  $(NULL)

calendar/libxpical/oeICalContainerImpl.cpp

@@ -229,7 +229,17 @@ oeICalContainerImpl::AddCalendar( const char *server ) {
 #endif
 
     nsresult rv;
-    nsCOMPtr<oeIICal> calendar = do_CreateInstance(OE_ICAL_CONTRACTID, &rv);
+
+    nsCOMPtr<oeIICal> calendar;
+    GetCalendar( server , getter_AddRefs(calendar) );
+    if( calendar ) {
+        #ifdef ICAL_DEBUG_ALL
+        printf( "oeICalContainerImpl::AddCalendar()-Warning: Calendar already exists\n" );
+        #endif
+        return NS_OK;
+    }
+
+    calendar = do_CreateInstance(OE_ICAL_CONTRACTID, &rv);
     if (NS_FAILED(rv)) {
         return NS_ERROR_FAILURE;
     }
@@ -252,6 +262,8 @@ oeICalContainerImpl::AddCalendar( const char *server ) {
         calendar->AddTodoObserver( tmpobserver );
     }
 
+    calendar->SetBatchMode( m_batchMode ); //Make sure the current batchmode value is inherited
+
     calendar->SetServer( server );
 
     return NS_OK;

calendar/libxpical/oeICalImpl.cpp

@@ -53,6 +53,12 @@
 #include "nsISupportsArray.h"
 #include "nsXPCOM.h"
 #include "nsComponentManagerUtils.h"
+#include "nsIWindowMediator.h"
+#include "nsIServiceManager.h"
+#include "nsIDOMWindowInternal.h"
+#include "nsIDOMDocument.h"
+#include "nsIDOMElement.h"
+
 
 extern "C" {
     #include "icalss.h"
@@ -1668,6 +1674,57 @@ void AlarmTimerCallback(nsITimer *aTimer, void *aClosure)
     icallib->SetupAlarmManager();
 }
 
+NS_IMETHODIMP UpdateCalendarIcon( PRBool hasAlarm )
+{
+    nsresult rv;
+    nsCOMPtr<nsIWindowMediator> windowMediator =
+    do_GetService(NS_WINDOWMEDIATOR_CONTRACTID, &rv);
+    NS_ENSURE_SUCCESS(rv,rv);
+    static PRBool lastTimeHadAlarm = false;
+ 
+    if( lastTimeHadAlarm == hasAlarm )
+        return NS_OK;
+
+    lastTimeHadAlarm = hasAlarm;
+    nsCOMPtr<nsISimpleEnumerator> windowEnumerator;
+ 
+    // why use DOM window enumerator instead of XUL window...????
+    if (NS_SUCCEEDED(windowMediator->GetEnumerator(nsnull, getter_AddRefs(windowEnumerator))))
+    {
+        PRBool more;
+   
+        windowEnumerator->HasMoreElements(&more);
+   
+        while(more)
+        {
+            nsCOMPtr<nsISupports> nextWindow = nsnull;
+            windowEnumerator->GetNext(getter_AddRefs(nextWindow));
+            nsCOMPtr<nsIDOMWindowInternal> domWindow(do_QueryInterface(nextWindow));
+
+            nsCOMPtr<nsIDOMDocument> domDocument;
+            domWindow->GetDocument(getter_AddRefs(domDocument));
+
+            if(domDocument)
+            {
+                nsCOMPtr<nsIDOMElement> domElement;
+                domDocument->GetElementById(NS_LITERAL_STRING("mini-cal"), getter_AddRefs(domElement));
+
+                if (domElement) {
+                    if ( hasAlarm ) {
+                        domElement->SetAttribute(NS_LITERAL_STRING("BiffState"), NS_LITERAL_STRING("Alarm"));
+                    }
+                    else {
+                        domElement->RemoveAttribute(NS_LITERAL_STRING("BiffState"));
+                    }
+                }
+            }
+
+            windowEnumerator->HasMoreElements(&more);
+        }
+    }
+    return NS_OK;
+}
+
 void oeICalImpl::SetupAlarmManager() {
 #ifdef ICAL_DEBUG
     printf( "oeICalImpl::SetupAlarmManager()\n" );
@@ -1682,6 +1739,8 @@ void oeICalImpl::SetupAlarmManager() {
         return;
     }
 
+    UpdateCalendarIcon( false );
+
     PRTime todayinms = PR_Now();
     PRInt64 usecpermsec;
     LL_I2L( usecpermsec, PR_USEC_PER_MSEC );
@@ -1706,6 +1765,8 @@ void oeICalImpl::SetupAlarmManager() {
                     printf( "ALARM WENT OFF: %s\n", icaltime_as_ical_string( alarmtime ) );
                     #endif
                     
+                    UpdateCalendarIcon( true );
+
                     nsresult rv;
                     oeIICalEventDisplay* eventDisplay;
                     rv = NS_NewICalEventDisplay( event, &eventDisplay );

calendar/resources/content/calendar.js

@@ -127,6 +127,9 @@ function calendarInit()
    // get the Ical Library
    gICalLib = gEventSource.getICalLib();
 
+   // this suspends feedbacks to observers until all is settled
+   gICalLib.batchMode = true;
+   
    // set up the CalendarWindow instance
    
    gCalendarWindow = new CalendarWindow();
@@ -196,6 +199,9 @@ function calendarInit()
    document.getElementById( 'event-filter-menulist' ).selectedItem = document.getElementById( 'event-filter-'+value );
 
    gEventSource.alarmObserver.firePendingAlarms();
+
+   //All is settled, enable feedbacks to observers
+   gICalLib.batchMode = false;
 }
 
 // Set the date and time on the clock and set up a timeout to refresh the clock when the 

calendar/resources/content/calendarEvent.js

@@ -101,7 +101,7 @@
 function CalendarEventDataSource( )
 {
    try {
-       var iCalLibComponent = Components.classes["@mozilla.org/ical-container;1"].createInstance();
+        var iCalLibComponent = Components.classes["@mozilla.org/ical-container;1"].getService();
    } catch ( e ) {
        alert( 
            "The calendar cannot run due to the following error:\n"+

calendar/resources/jar.mn

@@ -115,6 +115,8 @@ calendar.jar:
     skin/classic/calendar/synch_animated.gif (skin/classic/synch_animated.gif)
     skin/classic/calendar/taskbar-cal.gif (skin/classic/taskbar-cal.gif)
     skin/classic/calendar/taskbar-cal-act.gif (skin/classic/taskbar-cal-act.gif)
+    skin/classic/calendar/taskbar-calalarm.gif (skin/classic/taskbar-calalarm.gif)
+    skin/classic/calendar/taskbar-calalarm-act.gif (skin/classic/taskbar-calalarm-act.gif)
     skin/classic/calendar/week-view-corner.png (skin/classic/week-view-corner.png)
     skin/classic/calendar/ca-event-dialog/calendar_disabled.gif (skin/classic/ca-event-dialog/calendar_disabled.gif)
     skin/classic/calendar/ca-event-dialog/calendar_down.gif (skin/classic/ca-event-dialog/calendar_down.gif)
@@ -158,6 +160,8 @@ calendar.jar:
     skin/modern/calendar/synch_animated.gif (skin/modern/synch_animated.gif)
     skin/modern/calendar/taskbar-cal.gif (skin/modern/taskbar-cal.gif)
     skin/modern/calendar/taskbar-cal-act.gif (skin/modern/taskbar-cal-act.gif)
+    skin/modern/calendar/taskbar-calalarm.gif (skin/modern/taskbar-calalarm.gif)
+    skin/modern/calendar/taskbar-calalarm-act.gif (skin/modern/taskbar-calalarm-act.gif)
     skin/modern/calendar/week-view-corner.png (skin/modern/week-view-corner.png)
     skin/modern/calendar/ca-event-dialog/calendar_disabled.gif (skin/modern/ca-event-dialog/calendar_disabled.gif)
     skin/modern/calendar/ca-event-dialog/calendar_down.png (skin/modern/ca-event-dialog/calendar_down.png)

calendar/resources/skin/classic/overlay.css

@@ -45,6 +45,14 @@
   list-style-image: url("chrome://calendar/skin/taskbar-cal-act.gif");
 }                                                                     
 
+#mini-cal[BiffState="Alarm"] {
+  list-style-image: url("chrome://calendar/skin/taskbar-calalarm.gif");
+}
+
+#mini-cal[BiffState="Alarm"]:hover:active {
+  list-style-image: url("chrome://calendar/skin/taskbar-calalarm-act.gif");
+}
+
 .icon-calendar16 {
   list-style-image: url("chrome://calendar/skin/calendar-16.gif");
 }

calendar/resources/skin/modern/overlay.css

@@ -45,6 +45,14 @@
   list-style-image: url("chrome://calendar/skin/taskbar-cal-act.gif");
 }                                                                     
 
+#mini-cal[BiffState="Alarm"] {
+  list-style-image: url("chrome://calendar/skin/taskbar-calalarm.gif");
+}
+ 
+#mini-cal[BiffState="Alarm"]:hover:active {
+  list-style-image: url("chrome://calendar/skin/taskbar-calalarm-act.gif");
+}
+
 .icon-calendar16 {
   list-style-image: url("chrome://calendar/skin/calendar-16.gif");
 }