How can I define middle-lined(strikethrough) text in an Android layout xml file?
6 Answers
To strike through, you can use a background image to create the strikethrough effect:
android:background="@drawable/strike_through"
Where strike_through drawable is a 9-patch image that keeps a line through the middle. This is the easiest way to implement it.
or you can do it programatically as this.
TextView t = (TextView) findViewById(R.id.text);
t.setText("Text here");
t.setPaintFlags(t.getPaintFlags() | Paint.STRIKE_THRU_TEXT_FLAG);
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Can I change the color of this middle line ? – Adham Jun 02 '12 at 15:18
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for the xml implementation you just need to change the image that you use for background. for the programmatic method i am not sure if it is possible. – Anurag Ramdasan Jun 02 '12 at 15:31
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how do you do this in kotlin? – Vina Dec 27 '17 at 18:07
6 Amazing Ways - Android TextView Strikethrough XML & Kotlin/Java examples
Screenshot - Android TextView Strikethrough XML & Kotlin/java Example -
Using strike element.
strings.xml
<string name="strike_text">1. <strike>StrikeThrough</strike> Using strike</string>
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/strike_text"
/>
Using STRIKE_THRU_TEXT_FLAG
Kotlin
textview2.paintFlags = textview2.paintFlags or Paint.STRIKE_THRU_TEXT_FLAG textview2.text = "2. StrikeThrough Using Paint FlagsJava
textview2.setPaintFlags(textview2.getPaintFlags()| Paint.STRIKE_THRU_TEXT_FLAG); textview2.setText("2. StrikeThrough Using Paint Flags");Using SpannableString
Kotlin
val content1 = "3.1 StrikeThrough Using SpannableString"
val spannableString1 = SpannableString(content1)
spannableString1.setSpan(StrikethroughSpan(),0,content1.length,0)
textview31.text = spannableString1
Java
textview2.setPaintFlags(textview2.getPaintFlags()| Paint.STRIKE_THRU_TEXT_FLAG);
textview2.setText("2. StrikeThrough Using Paint Flags"); `
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If you define a BindingAdapter
@BindingAdapter("strikeThrough")
public static void strikeThrough(TextView textView, Boolean strikeThrough) {
if (strikeThrough) {
textView.setPaintFlags(textView.getPaintFlags() | Paint.STRIKE_THRU_TEXT_FLAG);
} else {
textView.setPaintFlags(textView.getPaintFlags() & ~Paint.STRIKE_THRU_TEXT_FLAG);
}
}
it's just
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
...
app:strikeThrough="@{true}"
.../>
in XML layout file.
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In kotlin it can be done as:
your_textView.paintFlags = Paint.STRIKE_THRU_TEXT_FLAG
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To do it in only xml file, this is what I do:
<RelativeLayout
android:layout_width="wrap_content"
android:layout_height="wrap_content">
<TextView
android:id="@+id/text_view_original_cash_amount"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:padding="5dp"
android:textColor="@android:color/darker_gray"
android:text="$36000"/>
<View
android:layout_width="wrap_content"
android:layout_height="1dp"
android:background="@android:color/darker_gray"
android:layout_centerVertical="true"
android:layout_alignStart="@id/text_view_original_cash_amount"
android:layout_alignEnd="@id/text_view_original_cash_amount"/>
</RelativeLayout>
Hope this helps!
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textview.setPaintFlags(textview.getPaintFlags() | Paint.STRIKE_THRU_TEXT_FLAG);
you can use the above code in activity to have strike over the text.
And to set through xml refer this
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