Added ability to set timezone on inline date picker

QDateInlineTableViewCell.m

@@ -37,7 +37,7 @@ - (void)prepareDateTimePicker:(QDateTimeInlineElement *)element
     if (!self.pickerView)
         self.pickerView = [[UIDatePicker alloc] init];
 
-    self.pickerView.timeZone = [NSTimeZone localTimeZone];
+    self.pickerView.timeZone = element.timeZone ? element.timeZone : [NSTimeZone localTimeZone];
     [self.pickerView sizeToFit];
     self.pickerView.datePickerMode = element.mode;
     self.pickerView.maximumDate = element.maximumDate;
@@ -64,6 +64,7 @@ - (void) dateChanged:(id)sender{
 - (void)prepareForElement:(QDateTimeInlineElement *)element inTableView:(QuickDialogTableView *)tableView {
 
     NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
+    dateFormatter.timeZone = element.timeZone ? element.timeZone : [NSTimeZone localTimeZone];
 
     self.element = element;
     if (element.customDateFormat!=nil){

quickdialog/QDateEntryTableViewCell.m

@@ -54,7 +54,7 @@ - (void)prepareDateTimePicker:(QDateTimeInlineElement * const)element
     if (!_pickerView)
         _pickerView = [[UIDatePicker alloc] init];
 
-    _pickerView.timeZone = [NSTimeZone localTimeZone];
+    _pickerView.timeZone = element.timeZone ? element.timeZone : [NSTimeZone localTimeZone];
     [_pickerView sizeToFit];
     [_pickerView addTarget:self action:@selector(dateChanged:) forControlEvents:UIControlEventValueChanged];
     _pickerView.datePickerMode = element.mode;
@@ -100,6 +100,7 @@ - (void)prepareForElement:(QEntryElement *)element inTableView:(QuickDialogTable
     QDateTimeInlineElement *dateElement = ((QDateTimeInlineElement *) element);
 
     NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
+    dateFormatter.timeZone = dateElement.timeZone ? dateElement.timeZone : [NSTimeZone localTimeZone];
 
     if (element.customDateFormat!=nil){
         dateFormatter.dateFormat = element.customDateFormat;

quickdialog/QDateTimeInlineElement.h

@@ -38,6 +38,8 @@
 
 @property(nonatomic, strong) NSDate *minimumDate;
 
+@property (nonatomic, strong) NSTimeZone *timeZone;
+
 @property(nonatomic) BOOL showPickerInCell;
 
 - (QDateTimeInlineElement *)initWithDate:(NSDate *)date andMode:(UIDatePickerMode)mode;

quickdialog/QDateTimeInlineElement.m

@@ -18,6 +18,7 @@ @implementation QDateTimeInlineElement {
 @private
     NSDate *_maximumDate;
     NSDate *_minimumDate;
+    NSTimeZone *_timeZone;
 
     __weak QTableViewCell *_cell;
 }
@@ -26,6 +27,7 @@ @implementation QDateTimeInlineElement {
 @synthesize centerLabel = _centerLabel;
 @synthesize maximumDate = _maximumDate;
 @synthesize minimumDate = _minimumDate;
+@synthesize timeZone = _timeZone;
 @synthesize onValueChanged = _onValueChanged;
 @synthesize minuteInterval = _minuteInterval;
 
@@ -67,6 +69,7 @@ - (NSDate *)dateValue
 {
     if (self.mode == UIDatePickerModeDate)   {
         NSCalendar *gregorian = [[NSCalendar alloc]initWithCalendarIdentifier:NSGregorianCalendar];
+        gregorian.timeZone = self.timeZone ? self.timeZone : [NSTimeZone localTimeZone];
         NSDateComponents *dateComponents = [gregorian components:(NSYearCalendarUnit | NSMonthCalendarUnit | NSDayCalendarUnit) fromDate:_dateValue];
         _dateValue = [gregorian dateFromComponents:dateComponents];
     }

sample/SampleDataBuilder.m

@@ -659,6 +659,11 @@ + (QRootElement *)createDateTimeRoot {
 
     QDateTimeInlineElement *el4 = [[QDateTimeInlineElement alloc] initWithTitle:@"Time only" date:[NSDate date] andMode:UIDatePickerModeTime];
     [section addElement:el4];
+
+    QDateTimeInlineElement *el5 = [[QDateTimeInlineElement alloc] initWithTitle:@"Time only (UTC)" date:[NSDate date] andMode:UIDatePickerModeTime];
+    el5.timeZone = [NSTimeZone timeZoneWithName:@"UTC"];
+    [section addElement:el5];
+
 
     QDateTimeInlineElement *elDiffTime = [[QDateTimeInlineElement alloc] initWithTitle:@"Different date" date:
             [NSDate dateWithTimeIntervalSinceNow:-36000] andMode:UIDatePickerModeDate];
@@ -672,19 +677,19 @@ + (QRootElement *)createDateTimeRoot {
     QSection *section2 = [[QSection alloc] init];
     section2.title = @"Push editing";
 
-    QDateTimeElement *el5 = [[QDateTimeElement alloc] initWithTitle:@"Time only" date:[NSDate date]];
-    el5.mode = UIDatePickerModeTime;
-    [section2 addElement:el5];
-
-    QDateTimeElement *el6 = [[QDateTimeElement alloc] initWithTitle:@"Date only" date:[NSDate date]];
-    el6.mode = UIDatePickerModeDate;
+    QDateTimeElement *el6 = [[QDateTimeElement alloc] initWithTitle:@"Time only" date:[NSDate date]];
+    el6.mode = UIDatePickerModeTime;
     [section2 addElement:el6];
 
-    QDateTimeElement *el7 = [[QDateTimeElement alloc] initWithTitle:@"Full Date" date:[NSDate date]];
-    el7.mode = UIDatePickerModeDateAndTime;
-    el7.minuteInterval = 3;
+    QDateTimeElement *el7 = [[QDateTimeElement alloc] initWithTitle:@"Date only" date:[NSDate date]];
+    el7.mode = UIDatePickerModeDate;
     [section2 addElement:el7];
 
+    QDateTimeElement *el8 = [[QDateTimeElement alloc] initWithTitle:@"Full Date" date:[NSDate date]];
+    el8.mode = UIDatePickerModeDateAndTime;
+    el8.minuteInterval = 3;
+    [section2 addElement:el8];
+
     [root addSection:section];
     [root addSection:section2];
     return root;