Introducing time property for TimePicker.

ui/time-picker/time-picker-common.ts

@@ -26,10 +26,16 @@ function getMinutes(hour: number): number {
 }
 
 export function isGreaterThanMinTime(picker: definition.TimePicker, hour?: number, minute?: number): boolean {
+    if (!types.isDefined(picker.minHour) || !types.isDefined(picker.minMinute)) {
+        return true;
+    }
     return getMinutes(types.isDefined(hour) ? hour : picker.hour) + (types.isDefined(minute) ? minute : picker.minute) >= getMinutes(picker.minHour) + picker.minMinute;
 }
 
 export function isLessThanMaxTime(picker: definition.TimePicker, hour?: number, minute?: number): boolean {
+    if (!types.isDefined(picker.maxHour) || !types.isDefined(picker.maxMinute)) {
+        return true;
+    }
     return getMinutes(types.isDefined(hour) ? hour : picker.hour) + (types.isDefined(minute) ? minute : picker.minute) <= getMinutes(picker.maxHour) + picker.maxMinute;
 }
 
@@ -78,6 +84,7 @@ function onHourPropertyChanged(data: dependencyObservable.PropertyChangeData) {
 
     if (isValidTime(picker)) {
         picker._setNativeTime();
+        picker.time = new Date(0, 0, 0, picker.hour, picker.minute);
     } else {
         throw new Error(getErrorMessage(picker, "Hour", data.newValue));
     }
@@ -88,11 +95,26 @@ function onMinutePropertyChanged(data: dependencyObservable.PropertyChangeData)
 
     if (isValidTime(picker)) {
         picker._setNativeTime();
+        picker.time = new Date(0, 0, 0, picker.hour, picker.minute);
     } else {
         throw new Error(getErrorMessage(picker, "Minute", data.newValue));
     }
 }
 
+function onTimePropertyChanged(data: dependencyObservable.PropertyChangeData) {
+    var picker = <definition.TimePicker>data.object;
+    
+    let newTime = <Date>data.newValue;
+    picker.hour = newTime.getHours();
+    picker.minute = newTime.getMinutes();
+
+    if (isValidTime(picker)) {
+        picker._setNativeTime();
+    } else {
+        throw new Error(getErrorMessage(picker, "Time", data.newValue));
+    }
+}
+
 function onMinMinutePropertyChanged(data: dependencyObservable.PropertyChangeData) {
     var picker = <definition.TimePicker>data.object;
 
@@ -160,6 +182,9 @@ export class TimePicker extends view.View implements definition.TimePicker {
 
     public static minuteIntervalProperty = new dependencyObservable.Property("minuteInterval", "TimePicker",
         new proxy.PropertyMetadata(1, dependencyObservable.PropertyMetadataSettings.None, onMinuteIntervalPropertyChanged, isMinuteIntervalValid));
+        
+    public static timeProperty = new dependencyObservable.Property("time", "TimePicker",
+        new proxy.PropertyMetadata(undefined, dependencyObservable.PropertyMetadataSettings.None, onTimePropertyChanged, isValidTime));
 
     constructor() {
         super();
@@ -178,6 +203,13 @@ export class TimePicker extends view.View implements definition.TimePicker {
     set minute(value: number) {
         this._setValue(TimePicker.minuteProperty, value);
     }
+    
+    get time(): Date {
+        return this._getValue(TimePicker.timeProperty);
+    }
+    set time(value: Date) {
+        this._setValue(TimePicker.timeProperty, value);
+    }
 
     get minuteInterval(): number {
         return this._getValue(TimePicker.minuteIntervalProperty);

ui/time-picker/time-picker.android.ts

@@ -54,7 +54,7 @@ export class TimePicker extends common.TimePicker {
 
             this.minute = minute;
             this.hour = hour;
-
+            
             this.android.setOnTimeChangedListener(this._listener);
         }
     }

ui/time-picker/time-picker.d.ts

@@ -11,6 +11,7 @@ declare module "ui/time-picker" {
     export class TimePicker extends view.View {
         public static hourProperty: dependencyObservable.Property;
         public static minuteProperty: dependencyObservable.Property;
+        public static timeProperty: dependencyObservable.Property;
 
         constructor();
 
@@ -33,6 +34,11 @@ declare module "ui/time-picker" {
          * Gets or sets the time minute.
          */
         minute: number;
+        
+        /**
+         * Gets or sets the time.
+         */
+        time: Date;
 
         /**
          * Gets or sets the max time hour.

ui/time-picker/time-picker.ios.ts

@@ -79,13 +79,20 @@ class UITimePickerChangeHandlerImpl extends NSObject {
         }
 
         var comps = getComponents(sender.date);
-
+        
+        let timeChanged = false;
         if (comps.hour !== owner.hour) {
             owner._onPropertyChangedFromNative(common.TimePicker.hourProperty, comps.hour);
+            timeChanged = true;
         }
 
         if (comps.minute !== owner.minute) {
             owner._onPropertyChangedFromNative(common.TimePicker.minuteProperty, comps.minute);
+            timeChanged = true;
+        }
+        
+        if (timeChanged) {
+            owner._onPropertyChangedFromNative(common.TimePicker.timeProperty, new Date(0, 0, 0, comps.hour, comps.minute));
         }
     }