/// <summary>
/// 下
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Image_MouseDown_1(object sender, MouseButtonEventArgs e)
{
int index = ListData.IndexOf(DefaultValue);
if (index + 1 > 0 && index + 1 < ListData.Count)
{
string t = ListData[index + 1];
DefaultValue = t;
_time.Text = t + " " + Unit;
}
}
public void LoadMoreItems(MyData currentItem)
{
int itemIndex = ListData.IndexOf(currentItem);
_offset = ListData.Count;
if (ListData.Count - 3 == itemIndex)
{
string sql = $"SELECT * FROM MyData LIMIT 20 OFFSET {_offset}";
List <MyData> data = conn.Query <MyData>(sql);
foreach (MyData item in data)
{
Device.BeginInvokeOnMainThread(() =>
{
ListData.Add(item);
});
}
}
}
protected virtual void Data_DataChange(ListData listData, ListDataChangeEventArgs args)
{
if (args.EventType == eListDataChangeEventType.HasCleared)
{
this.NumberOfItems = 0;
}
else if (args.EventType == eListDataChangeEventType.HasLoaded)
{
ushort listSize;
if (listData.Count > this.MaxNumberOfItems)
{
listSize = this.MaxNumberOfItems;
}
else
{
listSize = (ushort)listData.Count;
}
this.NumberOfItems = listSize;
for (uint item = 1; item <= listSize; item++)
{
this.DeviceSmartObject.StringInput[string.Format("Set Item {0} Text", item)]
.StringValue = listData[(int)item - 1].Title;
}
}
else if (args.EventType == eListDataChangeEventType.ItemSelectionHasChanged)
{
ListDataObject item = listData.Where(i => i.IsSelected).FirstOrDefault();
if (item != null)
{
int index = listData.IndexOf(item);
this.SelectedItem = (ushort)(index + 1);
}
}
}
