public PickerCellTestViewModel()
{
for (var i = 0; i < 30; i++)
{
ItemsSource.Add(new Person()
{
Name = $"Name{i}",
Age = 30 - i
});
ItemsSource2.Add(i);
}
DisplayMember.Value = "Name";
DisplayMember2.Value = "";
OwnAccentColor.Value = AccentColor;
PageTitle.Value = PageTitles[0];
MaxSelectedNumber.Value = MaxSelectedNumbers[0];
KeepSelected.Value = bools[0];
SelectedItemsOrderKey.Value = DisplayMembers[0];
ChangeSelectedItems();
SelectedCommand.Subscribe(obj => {
var list = obj as ObservableCollection <Person>;
System.Diagnostics.Debug.WriteLine(list);
});
}
public PaginatingItemsControl()
{
NextPageCommand = new PageCommand(() =>
{
if ((_index + 1) * ItemsPerPage >= ItemsSource2.Cast <object>().Count())
{
return;
}
_index++;
ItemsSource = ItemsSource2.Cast <object>().Skip(_index * ItemsPerPage).Take(ItemsPerPage);
HasNext = (_index + 1) * ItemsPerPage < ItemsSource2.Cast <object>().Count();
HasPrevious = _index > 0;
});
PreviousPageCommand = new PageCommand(() =>
{
if (_index == 0)
{
return;
}
_index--;
ItemsSource = ItemsSource2.Cast <object>().Skip(_index * ItemsPerPage).Take(ItemsPerPage);
HasNext = (_index + 1) * ItemsPerPage < ItemsSource2.Cast <object>().Count();
HasPrevious = _index > 0;
});
}
private void ItemsSource2Changed()
{
int maxValue = Math.Max(ItemsSource1?.Max(elem => elem.Score) ?? 0, ItemsSource2?.Max(elem => elem.Score) ?? 0);
_secondaryAxis.Maximum = maxValue;
_splineSeries2.ItemsSource = ItemsSource2;
_splineSeries2.EnableDataPointSelection = true;
_splineSeries2.Color = Chart2Color;
_splineSeries2.SelectedDataPointColor = ChartSelectedColor;
}
protected override void CellChanged(object obj)
{
base.CellChanged(obj);
var text = (obj as Label).Text;
switch (text)
{
case nameof(OwnAccentColor):
NextVal(OwnAccentColor, AccentColors);
break;
case nameof(PageTitle):
NextVal(PageTitle, PageTitles);
break;
case nameof(DisplayMember):
NextVal(DisplayMember, DisplayMembers);
NextVal(SubDisplayMember, DisplayMembers);
break;
case nameof(MaxSelectedNumber):
NextVal(MaxSelectedNumber, MaxSelectedNumbers);
break;
case nameof(KeepSelected):
NextVal(KeepSelected, bools);
break;
case nameof(SelectedItems):
ChangeSelectedItems();
break;
case nameof(SelectedItemsOrderKey):
NextVal(SelectedItemsOrderKey, DisplayMembers);
break;
case nameof(UseNaturalSort):
NextVal(UseNaturalSort, bools);
break;
case nameof(UseAutoValueText):
NextVal(UseAutoValueText, bools);
break;
case nameof(UsePickToClose):
NextVal(UsePickToClose, bools);
break;
case "AddItem":
ItemsSource2.Add(new Random().Next(1, 30));
break;
case "RemoveItem":
if (ItemsSource2.Count > 0)
{
ItemsSource2.RemoveAt(0);
}
break;
case nameof(IsVisible):
NextVal(IsVisible, bools);
break;
}
}
public HCollectionViewTestViewModel(IPageDialogService pageDialog)
{
_pageDlg = pageDialog;
TestSource = new TestFormViewModel
{
ItemsSource = TestList,
PageDialog = pageDialog
};
InitializeProperties();
TestList.Add("Test Start").Add(
"Manipulation Test1. Has SectionB - Title11 been scrolled to Top to Bottom to Center?",
async() => {
ScrollController.ScrollToStart();
await Task.Delay(2000);
ScrollController.ScrollTo(ItemsSource[1][0], ItemsSource[1], ScrollToPosition.Start, false);
await Task.Delay(2000);
ScrollController.ScrollTo(ItemsSource[1][0], ItemsSource[1], ScrollToPosition.End, false);
await Task.Delay(2000);
ScrollController.ScrollTo(ItemsSource[1][0], ItemsSource[1], ScrollToPosition.Center, false);
}
).Add(
"Manipulation Test2. Has SectionB - Title11 been scrolled to Top to Bottom to Center with animation?",
async() => {
ScrollController.ScrollToStart(true);
await Task.Delay(2000);
ScrollController.ScrollTo(ItemsSource[1][0], ItemsSource[1], ScrollToPosition.Start, true);
await Task.Delay(2000);
ScrollController.ScrollTo(ItemsSource[1][0], ItemsSource[1], ScrollToPosition.End, true);
await Task.Delay(2000);
ScrollController.ScrollTo(ItemsSource[1][0], ItemsSource[1], ScrollToPosition.Center, true);
}
).Add(
"Manipulation Test3. Has SectionC - Title7 been scrolled to Top to Bottom to Center with animation?",
async() => {
ScrollController.ScrollToStart(true);
await Task.Delay(2000);
ScrollController.ScrollTo(ItemsSource[2][1], ItemsSource[2], ScrollToPosition.Start, true);
await Task.Delay(2000);
ScrollController.ScrollTo(ItemsSource[2][1], ItemsSource[2], ScrollToPosition.End, true);
await Task.Delay(2000);
ScrollController.ScrollTo(ItemsSource[2][1], ItemsSource[2], ScrollToPosition.Center, true);
}
).Add(
"Manipulation Test4. Has Title5 been scrolled to Top to Bottom to Center?",
async() => {
ScrollController2.ScrollToStart();
await Task.Delay(2000);
ScrollController2.ScrollTo(ItemsSource2[4], ScrollToPosition.Start, false);
await Task.Delay(2000);
ScrollController2.ScrollTo(ItemsSource2[4], ScrollToPosition.End, false);
await Task.Delay(2000);
ScrollController2.ScrollTo(ItemsSource2[4], ScrollToPosition.Center, false);
}
).Add(
"Manipulation Test5. Has Title5 been scrolled to Top to Bottom to Center with animation?",
async() => {
ScrollController2.ScrollToStart(true);
await Task.Delay(2000);
ScrollController2.ScrollTo(ItemsSource2[4], ScrollToPosition.Start, true);
await Task.Delay(2000);
ScrollController2.ScrollTo(ItemsSource2[4], ScrollToPosition.End, true);
await Task.Delay(2000);
ScrollController2.ScrollTo(ItemsSource2[4], ScrollToPosition.Center, true);
}
).Add(
"Manipulation Test6. Has new cell been inserted before Title1?",
async() =>
{
ScrollController.ScrollToStart(true);
ScrollController2.ScrollToStart(true);
await Task.Delay(2000);
ItemsSource[0].Insert(0, GetAdditionalItem());
ItemsSource2.Insert(0, GetAdditionalItem());
}
).Add(
"Manipulation Test7. Has new cell been inserted after Title20?",
async() =>
{
ScrollController.ScrollTo(ItemsSource[0][20], ItemsSource[0], ScrollToPosition.Center, true);
ScrollController2.ScrollToEnd(true);
await Task.Delay(2000);
ItemsSource[0].Add(GetAdditionalItem());
ItemsSource2.Add(GetAdditionalItem());
}
).Add(
"Manipulation Test8. Has new cell been inserted between Title8 and Title9?",
async() =>
{
ScrollController.ScrollTo(ItemsSource[0][8], ItemsSource[0], ScrollToPosition.Center, true);
ScrollController2.ScrollTo(ItemsSource2[8], ScrollToPosition.Center, true);
await Task.Delay(2000);
ItemsSource[0].Insert(9, GetAdditionalItem());
ItemsSource2.Insert(9, GetAdditionalItem());
}
).Add(
"Manipulation Test9. Has the first cell been deleted?",
async() =>
{
ScrollController.ScrollToStart(true);
ScrollController2.ScrollToStart(true);
await Task.Delay(2000);
ItemsSource[0].RemoveAt(0);
ItemsSource2.RemoveAt(0);
}
).Add(
"Manipulation Test10. Has the last cell in SectionA been deleted?",
async() =>
{
ScrollController.ScrollTo(ItemsSource[0][21], ItemsSource[0], ScrollToPosition.End, true);
ScrollController2.ScrollToEnd();
await Task.Delay(2000);
ItemsSource[0].RemoveAt(ItemsSource[0].Count - 1);
ItemsSource2.RemoveAt(ItemsSource2.Count - 1);
}
).Add(
"Manipulation Test11. Has the cell between Title8 and Title9 in SectionA been deleted?",
async() =>
{
ScrollController.ScrollTo(ItemsSource[0][8], ItemsSource[0], ScrollToPosition.Center, true);
ScrollController2.ScrollTo(ItemsSource2[8], ScrollToPosition.Center, true);
await Task.Delay(2000);
ItemsSource[0].RemoveAt(8);
ItemsSource2.RemoveAt(8);
}
).Add(
"Manipulation Test12. Has the first cell been changed to AddItem?",
async() =>
{
ScrollController.ScrollToStart(true);
ScrollController2.ScrollToStart(true);
await Task.Delay(2000);
ItemsSource[0][0] = GetAdditionalItem();
ItemsSource2[0] = GetAdditionalItem();
}
).Add(
"Manipulation Test13. Has the first cell been moved to after Title5?",
async() =>
{
ScrollController.ScrollToStart(true);
ScrollController2.ScrollToStart(true);
await Task.Delay(2000);
ItemsSource[0].Move(0, 4);
ItemsSource2.Move(0, 4);
}
).Add(
"Manipulation Test14. Has new section been inserted at last?",
async() =>
{
await Task.Delay(2000);
ItemsSource.Add(_additionalGroup);
await Task.Delay(2000);
ScrollController.ScrollToEnd(true);
}
).Add(
"Manipulation Test15. Has the last section been deleted?",
async() =>
{
await Task.Delay(2000);
ItemsSource.Remove(_additionalGroup);
await Task.Delay(2000);
ScrollController.ScrollToEnd(true);
}
).Add(
"Has Background turned from Yellow to White to Green to transparent?",
async() =>
{
Background.Value = Color.Yellow;
await Task.Delay(1000);
Background.Value = Color.White;
await Task.Delay(1000);
Background.Value = Color.Green;
await Task.Delay(1000);
Background.Value = Color.Transparent;
}
).Add(
"Tap some cells. Has FeedBack color turned Red?",
() =>
{
FeedbackColor.Value = Color.Red;
},
() =>
{
FeedbackColor.Value = Color.Yellow;
}
).Add(
"Has Spacing width been twice as large as previous?",
() =>
{
Spacing.Value *= 2;
},
() =>
{
Spacing.Value /= 2;
}
).Add(
"Has Group First Spacing been 30px in Grouped?",
() =>
{
GroupFirstSpacing.Value = 30;
}
).Add(
"Has Group Last Spacing been 30px in Grouped?",
() =>
{
GroupLastSpacing.Value = 30;
}
).Add(
"Has Column width been twice as large as previous?",
() =>
{
ColumnWidth.Value *= 2;
},
() => { ColumnWidth.Value /= 2; }
).Add(
"Has GroupHeaderWidth been twice as large as previous?",
() =>
{
GroupWidth.Value *= 2;
},
() =>
{
GroupWidth.Value /= 2;
}
).Add(
"Has Row height been one and a half as large as previous?",
() =>
{
RowHeight.Value = 150;
},
() => { RowHeight.Value = 100; }
).Add(
"Has Scroll come to circulate?",
() =>
{
IsInfinite.Value = true;
},
() =>
{
IsInfinite.Value = false;
}
).Add(
"Change the device orientation Landscape, and Back to Portrait. Hasn't the layout broken?"
);
}