namespace App1
{
public class CheckBox : Xamarin.Forms.View
{
/// <summary>
/// The checked state property.
/// </summary>
public static readonly BindableProperty CheckedProperty =
BindableProperty.Create<CheckBox, bool>(
p => p.Checked, false, BindingMode.TwoWay, propertyChanged: OnCheckedPropertyChanged);
/// <summary>
/// The checked text property.
/// </summary>
public static readonly BindableProperty CheckedTextProperty =
BindableProperty.Create<CheckBox, string>(
p => p.CheckedText, string.Empty, BindingMode.TwoWay);
/// <summary>
/// The unchecked text property.
/// </summary>
public static readonly BindableProperty UncheckedTextProperty =
BindableProperty.Create<CheckBox, string>(
p => p.UncheckedText, string.Empty);
/// <summary>
/// The default text property.
/// </summary>
public static readonly BindableProperty DefaultTextProperty =
BindableProperty.Create<CheckBox, string>(
p => p.Text, string.Empty);
/// <summary>
/// Identifies the TextColor bindable property.
/// </summary>
///
/// <remarks/>
public static readonly BindableProperty TextColorProperty =
BindableProperty.Create<CheckBox, Color>(
p => p.TextColor, Color.Default);
/// <summary>
/// The font size property
/// </summary>
public static readonly BindableProperty FontSizeProperty =
BindableProperty.Create<CheckBox, double>(
p => p.FontSize, -1);
/// <summary>
/// The font name property.
/// </summary>
public static readonly BindableProperty FontNameProperty =
BindableProperty.Create<CheckBox, string>(
p => p.FontName, string.Empty);
/// <summary>
/// The checked changed event.
/// </summary>
public event EventHandler<EventArgs<bool>> CheckedChanged;
/// <summary>
/// Gets or sets a value indicating whether the control is checked.
/// </summary>
/// <value>The checked state.</value>
public bool Checked
{
get
{
return this.GetValue<bool>(CheckedProperty);
}
set
{
if (this.Checked != value)
{
this.SetValue(CheckedProperty, value);
this.CheckedChanged.Invoke(this, value);
}
}
}
/// <summary>
/// Gets or sets a value indicating the checked text.
/// </summary>
/// <value>The checked state.</value>
/// <remarks>
/// Overwrites the default text property if set when checkbox is checked.
/// </remarks>
public string CheckedText
{
get
{
return this.GetValue<string>(CheckedTextProperty);
}
set
{
this.SetValue(CheckedTextProperty, value);
}
}
/// <summary>
/// Gets or sets a value indicating whether the control is checked.
/// </summary>
/// <value>The checked state.</value>
/// <remarks>
/// Overwrites the default text property if set when checkbox is checked.
/// </remarks>
public string UncheckedText
{
get
{
return this.GetValue<string>(UncheckedTextProperty);
}
set
{
this.SetValue(UncheckedTextProperty, value);
}
}
/// <summary>
/// Gets or sets the text.
/// </summary>
public string DefaultText
{
get
{
return this.GetValue<string>(DefaultTextProperty);
}
set
{
this.SetValue(DefaultTextProperty, value);
}
}
/// <summary>
/// Gets or sets the color of the text.
/// </summary>
/// <value>The color of the text.</value>
public Color TextColor
{
get
{
return this.GetValue<Color>(TextColorProperty);
}
set
{
this.SetValue(TextColorProperty, value);
}
}
/// <summary>
/// Gets or sets the size of the font.
/// </summary>
/// <value>The size of the font.</value>
public double FontSize
{
get
{
return (double)GetValue(FontSizeProperty);
}
set
{
SetValue(FontSizeProperty, value);
}
}
/// <summary>
/// Gets or sets the name of the font.
/// </summary>
/// <value>The name of the font.</value>
public string FontName
{
get
{
return (string)GetValue(FontNameProperty);
}
set
{
SetValue(FontNameProperty, value);
}
}
/// <summary>
/// Gets the text.
/// </summary>
/// <value>The text.</value>
public string Text
{
get
{
return this.Checked
? (string.IsNullOrEmpty(this.CheckedText) ? this.DefaultText : this.CheckedText)
: (string.IsNullOrEmpty(this.UncheckedText) ? this.DefaultText : this.UncheckedText);
}
}
/// <summary>
/// Called when [checked property changed].
/// </summary>
/// <param name="bindable">The bindable.</param>
/// <param name="oldvalue">if set to <c>true</c> [oldvalue].</param>
/// <param name="newvalue">if set to <c>true</c> [newvalue].</param>
private static void OnCheckedPropertyChanged(BindableObject bindable, bool oldvalue, bool newvalue)
{
var checkBox = (CheckBox)bindable;
checkBox.Checked = newvalue;
}
}
}
{
public class CheckBox : Xamarin.Forms.View
{
/// <summary>
/// The checked state property.
/// </summary>
public static readonly BindableProperty CheckedProperty =
BindableProperty.Create<CheckBox, bool>(
p => p.Checked, false, BindingMode.TwoWay, propertyChanged: OnCheckedPropertyChanged);
/// <summary>
/// The checked text property.
/// </summary>
public static readonly BindableProperty CheckedTextProperty =
BindableProperty.Create<CheckBox, string>(
p => p.CheckedText, string.Empty, BindingMode.TwoWay);
/// <summary>
/// The unchecked text property.
/// </summary>
public static readonly BindableProperty UncheckedTextProperty =
BindableProperty.Create<CheckBox, string>(
p => p.UncheckedText, string.Empty);
/// <summary>
/// The default text property.
/// </summary>
public static readonly BindableProperty DefaultTextProperty =
BindableProperty.Create<CheckBox, string>(
p => p.Text, string.Empty);
/// <summary>
/// Identifies the TextColor bindable property.
/// </summary>
///
/// <remarks/>
public static readonly BindableProperty TextColorProperty =
BindableProperty.Create<CheckBox, Color>(
p => p.TextColor, Color.Default);
/// <summary>
/// The font size property
/// </summary>
public static readonly BindableProperty FontSizeProperty =
BindableProperty.Create<CheckBox, double>(
p => p.FontSize, -1);
/// <summary>
/// The font name property.
/// </summary>
public static readonly BindableProperty FontNameProperty =
BindableProperty.Create<CheckBox, string>(
p => p.FontName, string.Empty);
/// <summary>
/// The checked changed event.
/// </summary>
public event EventHandler<EventArgs<bool>> CheckedChanged;
/// <summary>
/// Gets or sets a value indicating whether the control is checked.
/// </summary>
/// <value>The checked state.</value>
public bool Checked
{
get
{
return this.GetValue<bool>(CheckedProperty);
}
set
{
if (this.Checked != value)
{
this.SetValue(CheckedProperty, value);
this.CheckedChanged.Invoke(this, value);
}
}
}
/// <summary>
/// Gets or sets a value indicating the checked text.
/// </summary>
/// <value>The checked state.</value>
/// <remarks>
/// Overwrites the default text property if set when checkbox is checked.
/// </remarks>
public string CheckedText
{
get
{
return this.GetValue<string>(CheckedTextProperty);
}
set
{
this.SetValue(CheckedTextProperty, value);
}
}
/// <summary>
/// Gets or sets a value indicating whether the control is checked.
/// </summary>
/// <value>The checked state.</value>
/// <remarks>
/// Overwrites the default text property if set when checkbox is checked.
/// </remarks>
public string UncheckedText
{
get
{
return this.GetValue<string>(UncheckedTextProperty);
}
set
{
this.SetValue(UncheckedTextProperty, value);
}
}
/// <summary>
/// Gets or sets the text.
/// </summary>
public string DefaultText
{
get
{
return this.GetValue<string>(DefaultTextProperty);
}
set
{
this.SetValue(DefaultTextProperty, value);
}
}
/// <summary>
/// Gets or sets the color of the text.
/// </summary>
/// <value>The color of the text.</value>
public Color TextColor
{
get
{
return this.GetValue<Color>(TextColorProperty);
}
set
{
this.SetValue(TextColorProperty, value);
}
}
/// <summary>
/// Gets or sets the size of the font.
/// </summary>
/// <value>The size of the font.</value>
public double FontSize
{
get
{
return (double)GetValue(FontSizeProperty);
}
set
{
SetValue(FontSizeProperty, value);
}
}
/// <summary>
/// Gets or sets the name of the font.
/// </summary>
/// <value>The name of the font.</value>
public string FontName
{
get
{
return (string)GetValue(FontNameProperty);
}
set
{
SetValue(FontNameProperty, value);
}
}
/// <summary>
/// Gets the text.
/// </summary>
/// <value>The text.</value>
public string Text
{
get
{
return this.Checked
? (string.IsNullOrEmpty(this.CheckedText) ? this.DefaultText : this.CheckedText)
: (string.IsNullOrEmpty(this.UncheckedText) ? this.DefaultText : this.UncheckedText);
}
}
/// <summary>
/// Called when [checked property changed].
/// </summary>
/// <param name="bindable">The bindable.</param>
/// <param name="oldvalue">if set to <c>true</c> [oldvalue].</param>
/// <param name="newvalue">if set to <c>true</c> [newvalue].</param>
private static void OnCheckedPropertyChanged(BindableObject bindable, bool oldvalue, bool newvalue)
{
var checkBox = (CheckBox)bindable;
checkBox.Checked = newvalue;
}
}
}
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