105 lines
3.6 KiB
C#
105 lines
3.6 KiB
C#
using Ooui.Forms.Extensions;
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using System;
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using System.ComponentModel;
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using Xamarin.Forms;
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namespace Ooui.Forms.Cells
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{
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public class EntryCellRenderer : CellRenderer
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{
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private static Cell _cell;
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public override CellView GetCell(Cell item, CellView reusableView, List listView)
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{
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TextInput nativeEntry = null;
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var nativeEntryCell = base.GetCell(item, reusableView, listView);
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if (nativeEntryCell == null)
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nativeEntryCell = new CellView();
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else
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{
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nativeEntryCell.Cell.PropertyChanged -= OnCellPropertyChanged;
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nativeEntry = nativeEntryCell.CustomView.FirstChild as TextInput;
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if (nativeEntry != null)
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{
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nativeEntryCell.CustomView.RemoveChild(nativeEntry);
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nativeEntry.Change -= OnTextChanged;
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}
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}
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SetRealCell(item, nativeEntryCell);
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if (nativeEntry == null)
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nativeEntryCell.CustomView.AppendChild(nativeEntry = new TextInput());
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var entryCell = (EntryCell)item;
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nativeEntryCell.Cell = item;
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nativeEntryCell.SecondCol.Style.Width = "25%";
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_cell = nativeEntryCell.Cell;
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nativeEntryCell.Cell.PropertyChanged += OnCellPropertyChanged;
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nativeEntry.Change += OnTextChanged;
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WireUpForceUpdateSizeRequested(item, nativeEntryCell);
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UpdateBackground(nativeEntryCell, entryCell);
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UpdateLabel(nativeEntryCell, entryCell);
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UpdateText(nativeEntryCell, entryCell);
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UpdatePlaceholder(nativeEntryCell, entryCell);
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UpdateLabelColor(nativeEntryCell, entryCell);
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return nativeEntryCell;
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}
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private static void OnCellPropertyChanged(object sender, PropertyChangedEventArgs e)
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{
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var entryCell = (EntryCell)sender;
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var realCell = (CellView)GetRealCell(entryCell);
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if (e.PropertyName == EntryCell.LabelProperty.PropertyName)
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UpdateLabel(realCell, entryCell);
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else if (e.PropertyName == EntryCell.TextProperty.PropertyName)
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UpdateText(realCell, entryCell);
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else if (e.PropertyName == EntryCell.PlaceholderProperty.PropertyName)
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UpdatePlaceholder(realCell, entryCell);
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else if (e.PropertyName == EntryCell.LabelColorProperty.PropertyName)
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UpdateLabelColor(realCell, entryCell);
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}
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private static void UpdateLabel(CellView cell, EntryCell entryCell)
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{
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cell.TextLabel.Text = entryCell.Label ?? string.Empty;
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}
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private static void UpdateLabelColor(CellView cell, EntryCell entryCell)
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{
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cell.TextLabel.Style.Color = entryCell.LabelColor.ToOouiColor();
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}
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private static void UpdatePlaceholder(CellView cell, EntryCell entryCell)
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{
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if (cell.CustomView.FirstChild is TextInput textInput)
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textInput.Placeholder = entryCell.Placeholder ?? string.Empty;
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}
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private static void UpdateText(CellView cell, EntryCell entryCell)
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{
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if (cell.CustomView.FirstChild is TextInput textInput)
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textInput.Text = entryCell.Text ?? string.Empty;
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}
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private static void OnTextChanged(object sender, EventArgs eventArgs)
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{
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var textInput = (TextInput)sender;
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CellView realCell = GetRealCell(_cell);
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if (realCell != null)
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((EntryCell)realCell.Cell).Text = textInput.Text;
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}
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}
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}
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