BayernMessenger/vector/src/main/java/im/vector/riotx/features/home/room/detail/timeline/item/MessageTextItem.kt

107 lines
4.1 KiB
Kotlin

/*
* Copyright 2019 New Vector Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package im.vector.riotx.features.home.room.detail.timeline.item
import android.view.MotionEvent
import androidx.appcompat.widget.AppCompatTextView
import androidx.core.text.PrecomputedTextCompat
import androidx.core.text.toSpannable
import androidx.core.widget.TextViewCompat
import com.airbnb.epoxy.EpoxyAttribute
import com.airbnb.epoxy.EpoxyModelClass
import im.vector.riotx.R
import im.vector.riotx.core.utils.containsOnlyEmojis
import im.vector.riotx.features.home.room.detail.timeline.TimelineEventController
import im.vector.riotx.features.html.PillImageSpan
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.GlobalScope
import kotlinx.coroutines.launch
import kotlinx.coroutines.withContext
import me.saket.bettermovementmethod.BetterLinkMovementMethod
@EpoxyModelClass(layout = R.layout.item_timeline_event_base)
abstract class MessageTextItem : AbsMessageItem<MessageTextItem.Holder>() {
@EpoxyAttribute
var message: CharSequence? = null
@EpoxyAttribute
var urlClickCallback: TimelineEventController.UrlClickCallback? = null
// Better link movement methods fixes the issue when
// long pressing to open the context menu on a TextView also triggers an autoLink click.
private val mvmtMethod = BetterLinkMovementMethod.newInstance().also {
it.setOnLinkClickListener { _, url ->
//Return false to let android manage the click on the link, or true if the link is handled by the application
urlClickCallback?.onUrlClicked(url) == true
}
//We need also to fix the case when long click on link will trigger long click on cell
it.setOnLinkLongClickListener { tv, url ->
//Long clicks are handled by parent, return true to block android to do something with url
if (urlClickCallback?.onUrlLongClicked(url) == true) {
tv.dispatchTouchEvent(MotionEvent.obtain(0, 0, MotionEvent.ACTION_CANCEL, 0f, 0f, 0))
true
} else {
false
}
}
}
override fun bind(holder: Holder) {
super.bind(holder)
holder.messageView.movementMethod = mvmtMethod
val msg = message ?: ""
if (msg.length <= 4 && containsOnlyEmojis(msg.toString())) {
holder.messageView.textSize = 44F
} else {
holder.messageView.textSize = 14F
}
val textFuture = PrecomputedTextCompat.getTextFuture(message ?: "",
TextViewCompat.getTextMetricsParams(holder.messageView),
null)
holder.messageView.setTextFuture(textFuture)
renderSendState(holder.messageView, holder.messageView)
holder.messageView.setOnClickListener(attributes.itemClickListener)
holder.messageView.setOnLongClickListener(attributes.itemLongClickListener)
findPillsAndProcess { it.bind(holder.messageView) }
}
private fun findPillsAndProcess(processBlock: (span: PillImageSpan) -> Unit) {
GlobalScope.launch(Dispatchers.Main) {
val pillImageSpans: Array<PillImageSpan>? = withContext(Dispatchers.IO) {
message?.toSpannable()?.let { spannable ->
spannable.getSpans(0, spannable.length, PillImageSpan::class.java)
}
}
pillImageSpans?.forEach { processBlock(it) }
}
}
override fun getViewType() = STUB_ID
class Holder : AbsMessageItem.Holder(STUB_ID) {
val messageView by bind<AppCompatTextView>(R.id.messageTextView)
}
companion object {
private const val STUB_ID = R.id.messageContentTextStub
}
}