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MEditor.cs
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MEditor.cs
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using System;
using ElmSharp;
using Tizen.NET.MaterialComponents;
using Xamarin.Forms.Platform.Tizen.Native;
namespace Xamarin.Forms.Material.Tizen.Native
{
public class MEditor : MaterialEntry
{
bool _isTexstBlockFocused = false;
int _heightPadding = 0;
public MEditor(EvasObject parent) : base(parent)
{
Initialize();
}
public override ElmSharp.Size Measure(int availableWidth, int availableHeight)
{
var textBlockSize = base.Measure(availableWidth, availableHeight);
textBlockSize.Width += Layout.MinimumWidth;
if (textBlockSize.Height < Layout.MinimumHeight)
textBlockSize.Height = Layout.MinimumHeight;
else
textBlockSize.Height += _heightPadding;
return textBlockSize;
}
protected override void OnFocused(object sender, EventArgs args)
{
//To prevent enabling Label
}
protected override void OnUnfocused(object sender, EventArgs args)
{
//To prevent enabling Label
}
protected override void OnLayoutFocused(object sender, EventArgs args)
{
Layout.SignalEmit(States.Focused, "");
}
protected override void OnLayoutUnFocused(object sender, EventArgs args)
{
_isTexstBlockFocused = false;
Layout.SignalEmit(States.Unfocused, "");
}
void Initialize()
{
Layout.KeyDown += (s, e) =>
{
if (e.KeyName == "Return")
{
if (!_isTexstBlockFocused)
{
SetFocusOnTextBlock(true);
e.Flags |= EvasEventFlag.OnHold;
}
}
};
var gesture = new GestureLayer(Layout);
gesture.Attach(Layout);
gesture.SetTapCallback(GestureLayer.GestureType.Tap, GestureLayer.GestureState.End, (data) => SetFocusOnTextBlock(true));
Clicked += (s, e) => SetFocusOnTextBlock(true);
}
void SetFocusOnTextBlock(bool isFocused)
{
AllowFocus(isFocused);
SetFocus(isFocused);
_isTexstBlockFocused = isFocused;
if (isFocused)
OnTextBlockFocused();
else
OnTextBlcokUnfocused();
}
}
}