77 lines
2.6 KiB
Kotlin
77 lines
2.6 KiB
Kotlin
package com.keylesspalace.tusky.view
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import android.content.Context
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import android.text.method.LinkMovementMethod
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import android.util.AttributeSet
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import android.view.Gravity
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import android.view.LayoutInflater
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import android.view.View
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import android.widget.LinearLayout
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import android.widget.TextView
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import androidx.annotation.DrawableRes
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import androidx.annotation.StringRes
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import com.keylesspalace.tusky.R
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import com.keylesspalace.tusky.databinding.ViewBackgroundMessageBinding
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import com.keylesspalace.tusky.util.addDrawables
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import com.keylesspalace.tusky.util.getDrawableRes
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import com.keylesspalace.tusky.util.getErrorString
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import com.keylesspalace.tusky.util.visible
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/**
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* This view is used for screens with content which may be empty or might have failed to download.
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*/
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class BackgroundMessageView @JvmOverloads constructor(
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context: Context,
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attrs: AttributeSet? = null,
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defStyleAttr: Int = 0
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) : LinearLayout(context, attrs, defStyleAttr) {
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private val binding = ViewBackgroundMessageBinding.inflate(LayoutInflater.from(context), this)
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init {
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gravity = Gravity.CENTER_HORIZONTAL
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orientation = VERTICAL
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if (isInEditMode) {
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setup(R.drawable.elephant_offline, R.string.error_network) {}
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}
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}
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fun setup(throwable: Throwable, listener: ((v: View) -> Unit)? = null) {
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setup(throwable.getDrawableRes(), throwable.getErrorString(context), listener)
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}
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fun setup(
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@DrawableRes imageRes: Int,
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@StringRes messageRes: Int,
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clickListener: ((v: View) -> Unit)? = null
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) = setup(imageRes, context.getString(messageRes), clickListener)
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/**
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* Setup image, message and button.
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* If [clickListener] is `null` then the button will be hidden.
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*/
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fun setup(
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@DrawableRes imageRes: Int,
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message: String,
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clickListener: ((v: View) -> Unit)? = null
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) {
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binding.messageTextView.text = message
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binding.messageTextView.movementMethod = LinkMovementMethod.getInstance()
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binding.imageView.setImageResource(imageRes)
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binding.button.setOnClickListener(clickListener)
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binding.button.visible(clickListener != null)
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}
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fun showHelp(@StringRes helpRes: Int) {
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val size: Int = binding.helpText.textSize.toInt() + 2
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val color = binding.helpText.currentTextColor
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val text = context.getText(helpRes)
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val textWithDrawables = addDrawables(text, color, size, context)
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binding.helpText.setText(textWithDrawables, TextView.BufferType.SPANNABLE)
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binding.helpText.visible(true)
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}
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}
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