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Added option ro get clicked link in html label control.
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np65662 authored and np65662 committed Oct 16, 2022
1 parent de09590 commit cf7d248
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Showing 9 changed files with 380 additions and 5,891 deletions.
253 changes: 143 additions & 110 deletions src/HtmlLabel/Shared/HtmlLabel.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -6,114 +6,147 @@
[assembly: InternalsVisibleTo("HtmlLabel.Forms.Plugin.Shared.Tests")]
namespace LabelHtml.Forms.Plugin.Abstractions
{
/// <inheritdoc />
/// <summary>
/// A label that is able to display HTML content
/// </summary>
public class HtmlLabel : Label
{
/// <summary>
/// Identify the UnderlineText property.
/// </summary>
public static readonly BindableProperty UnderlineTextProperty =
BindableProperty.Create(nameof(UnderlineText), typeof(bool), typeof(HtmlLabel), true);

/// <summary>
/// Get or set if hyperlinks are underlined.
/// </summary>
public bool UnderlineText
{
get { return (bool)GetValue(UnderlineTextProperty); }
set { SetValue(UnderlineTextProperty, value); }
}

/// <summary>
/// Identify the LinkColor property.
/// </summary>
public static readonly BindableProperty LinkColorProperty =
BindableProperty.Create(nameof(LinkColor), typeof(Color), typeof(HtmlLabel), default);

/// <summary>
/// Get or set the color of hyperlinks.
/// </summary>
public Color LinkColor
{
get { return (Color)GetValue(LinkColorProperty); }
set { SetValue(LinkColorProperty, value); }
}

/// <summary>
/// Identify the BrowserLaunchOptions property.
/// </summary>
public static readonly BindableProperty BrowserLaunchOptionsProperty =
BindableProperty.Create(nameof(BrowserLaunchOptions), typeof(BrowserLaunchOptions), typeof(HtmlLabel), default);

/// <summary>
/// Get or set the options to use when opening a web link. <see cref="https://docs.microsoft.com/en-us/xamarin/essentials/open-browser"/>
/// </summary>
public BrowserLaunchOptions BrowserLaunchOptions
{
get { return (BrowserLaunchOptions)GetValue(BrowserLaunchOptionsProperty); }
set { SetValue(BrowserLaunchOptionsProperty, value); }
}

/// <summary>
/// Identify the AndroidLegacyMode property.
/// </summary>
public static readonly BindableProperty AndroidLegacyModeProperty =
BindableProperty.Create(nameof(AndroidLegacyModeProperty), typeof(bool), typeof(HtmlLabel), default);

/// <summary>
/// Get or set if the Android renderer separates block-level elements with blank lines.
/// </summary>
public bool AndroidLegacyMode
{
get { return (bool)GetValue(AndroidLegacyModeProperty); }
set { SetValue(AndroidLegacyModeProperty, value); }
}

/// <summary>
/// Identify the AndroidListIndent property KWI-FIX.
/// Default value = 20 (to continue support `old value`)
/// </summary>
public static readonly BindableProperty AndroidListIndentProperty =
BindableProperty.Create(nameof(AndroidListIndentProperty), typeof(int), typeof(HtmlLabel), defaultValue: 20);

/// <summary>
/// Get or set if the Android List Indent property KWI-FIX.
/// </summary>
public int AndroidListIndent
{
get { return (int)GetValue(AndroidListIndentProperty); }
set { SetValue(AndroidListIndentProperty, value); }
}

/// <summary>
/// Fires before the open URL request is done.
/// </summary>
public event EventHandler<WebNavigatingEventArgs> Navigating;

/// <summary>
/// Fires when the open URL request is done.
/// </summary>
public event EventHandler<WebNavigatingEventArgs> Navigated;

/// <summary>
/// Send the Navigating event
/// </summary>
/// <param name="args"></param>
internal void SendNavigating(WebNavigatingEventArgs args)
{
Navigating?.Invoke(this, args);
}

/// <summary>
/// Send the Navigated event
/// </summary>
/// <param name="args"></param>
internal void SendNavigated(WebNavigatingEventArgs args)
{
Navigated?.Invoke(this, args);
}
}
/// <inheritdoc />
/// <summary>
/// A label that is able to display HTML content
/// </summary>
public class HtmlLabel : Label
{
/// <summary>
/// Identify the UnderlineText property.
/// </summary>
public static readonly BindableProperty UnderlineTextProperty =
BindableProperty.Create(nameof(UnderlineText), typeof(bool), typeof(HtmlLabel), true);

/// <summary>
/// Get or set if hyperlinks are underlined.
/// </summary>
public bool UnderlineText
{
get { return (bool)GetValue(UnderlineTextProperty); }
set { SetValue(UnderlineTextProperty, value); }
}

/// <summary>
/// Identify the LinkColor property.
/// </summary>
public static readonly BindableProperty LinkColorProperty =
BindableProperty.Create(nameof(LinkColor), typeof(Color), typeof(HtmlLabel), default);

/// <summary>
/// Get or set the color of hyperlinks.
/// </summary>
public Color LinkColor
{
get { return (Color)GetValue(LinkColorProperty); }
set { SetValue(LinkColorProperty, value); }
}

/// <summary>
/// Identify the BrowserLaunchOptions property.
/// </summary>
public static readonly BindableProperty BrowserLaunchOptionsProperty =
BindableProperty.Create(nameof(BrowserLaunchOptions), typeof(BrowserLaunchOptions), typeof(HtmlLabel), default);

/// <summary>
/// Get or set the options to use when opening a web link. <see cref="https://docs.microsoft.com/en-us/xamarin/essentials/open-browser"/>
/// </summary>
public BrowserLaunchOptions BrowserLaunchOptions
{
get { return (BrowserLaunchOptions)GetValue(BrowserLaunchOptionsProperty); }
set { SetValue(BrowserLaunchOptionsProperty, value); }
}

/// <summary>
/// Identify the AndroidLegacyMode property.
/// </summary>
public static readonly BindableProperty AndroidLegacyModeProperty =
BindableProperty.Create(nameof(AndroidLegacyModeProperty), typeof(bool), typeof(HtmlLabel), default);

/// <summary>
/// Get or set if the Android renderer separates block-level elements with blank lines.
/// </summary>
public bool AndroidLegacyMode
{
get { return (bool)GetValue(AndroidLegacyModeProperty); }
set { SetValue(AndroidLegacyModeProperty, value); }
}

/// <summary>
/// Identify the AndroidListIndent property KWI-FIX.
/// Default value = 20 (to continue support `old value`)
/// </summary>
public static readonly BindableProperty AndroidListIndentProperty =
BindableProperty.Create(nameof(AndroidListIndentProperty), typeof(int), typeof(HtmlLabel), defaultValue: 20);

/// <summary>
/// Get or set if the Android List Indent property KWI-FIX.
/// </summary>
public int AndroidListIndent
{
get { return (int)GetValue(AndroidListIndentProperty); }
set { SetValue(AndroidListIndentProperty, value); }
}

/// <summary>
/// Identify the AndroidLegacyMode property.
/// </summary>
public static readonly BindableProperty IsExternalBrowserProperty =
BindableProperty.Create(nameof(IsExternalBrowserProperty), typeof(bool), typeof(HtmlLabel), default);

/// <summary>
/// Get or set if the Android renderer separates block-level elements with blank lines.
/// </summary>
public bool IsExternalBrowser
{
get { return (bool)GetValue(IsExternalBrowserProperty); }
set { SetValue(IsExternalBrowserProperty, value); }
}

// Declare the delegate (if using non-generic pattern).
public delegate void LinkClickEventHandler(object sender, LinkEventArgs e);

// Declare the event.
public event LinkClickEventHandler LinkClickEvent;

// Wrap the event in a protected virtual method
// to enable derived classes to raise the event.
public void RaiseLinkClickEvent(string link)
{
// Raise the event in a thread-safe manner using the ?. operator.
LinkClickEvent?.Invoke(this, new LinkEventArgs(link));
}
/// <summary>
/// Fires before the open URL request is done.
/// </summary>
public event EventHandler<WebNavigatingEventArgs> Navigating;

/// <summary>
/// Fires when the open URL request is done.
/// </summary>
public event EventHandler<WebNavigatingEventArgs> Navigated;

/// <summary>
/// Send the Navigating event
/// </summary>
/// <param name="args"></param>
internal void SendNavigating(WebNavigatingEventArgs args)
{
Navigating?.Invoke(this, args);
}

/// <summary>
/// Send the Navigated event
/// </summary>
/// <param name="args"></param>
internal void SendNavigated(WebNavigatingEventArgs args)
{
Navigated?.Invoke(this, args);
}
public class LinkEventArgs
{
public LinkEventArgs(string link) { Link = link; }
public string Link { get; } // readonly
}
}
}
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