mirror of
https://github.com/oxen-io/session-android.git
synced 2023-12-14 02:53:01 +01:00
c113a447cf
* refactor: Migrate home screen to data binding * Add view binding * Migrate ConversationView to view binding * Migrate ConversationActivityV2 to view binding * View model refactor * Move more functionality to the view model * Add ui state events flow * Update conversation item bindings * Update profile picture view bindings * Replace Kotlin synthetics with view bindings * Fix qr code fragment binding and optimize imports * View binding refactors * Make TextSecurePreferences an interface and add an implementation to improve testability * Add conversation repository * Migrate remaining TextSecurePreferences functions into the interface * Add unit conversation unit tests * Add unit test coverage for remaining view model functions
52 lines
2.2 KiB
Kotlin
52 lines
2.2 KiB
Kotlin
package org.thoughtcrime.securesms.conversation.v2
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import android.content.Context
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import android.util.AttributeSet
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import android.view.MotionEvent
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import android.view.VelocityTracker
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import androidx.recyclerview.widget.RecyclerView
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import org.thoughtcrime.securesms.util.disableClipping
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import org.thoughtcrime.securesms.util.toPx
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import kotlin.math.abs
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class ConversationRecyclerView : RecyclerView {
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private val maxLongPressVelocityY = toPx(10, resources)
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private val minSwipeVelocityX = toPx(10, resources)
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private var velocityTracker: VelocityTracker? = null
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constructor(context: Context) : super(context) { initialize() }
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constructor(context: Context, attrs: AttributeSet) : super(context, attrs) { initialize() }
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constructor(context: Context, attrs: AttributeSet, defStyleAttr: Int) : super(context, attrs, defStyleAttr) { initialize() }
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private fun initialize() {
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disableClipping()
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}
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override fun onInterceptTouchEvent(e: MotionEvent): Boolean {
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val velocityTracker = velocityTracker ?: return super.onInterceptTouchEvent(e)
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velocityTracker.computeCurrentVelocity(1000) // Specifying 1000 gives pixels per second
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val vx = velocityTracker.xVelocity
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val vy = velocityTracker.yVelocity
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// Only allow swipes to the left; allowing swipes to the right interferes with some back gestures
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if (vx > 0) { return super.onInterceptTouchEvent(e) }
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// Distinguish between scrolling gestures and long presses
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if (abs(vy) > maxLongPressVelocityY && abs(vx) < minSwipeVelocityX) { return super.onInterceptTouchEvent(e) }
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// Return false if abs(v.x) > abs(v.y) so that only swipes that are more horizontal than vertical
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// get passed on to the message view
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return if (abs(vx) > abs(vy)) {
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false
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} else {
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super.onInterceptTouchEvent(e)
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}
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}
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override fun dispatchTouchEvent(e: MotionEvent): Boolean {
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when (e.action) {
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MotionEvent.ACTION_DOWN -> velocityTracker = VelocityTracker.obtain()
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MotionEvent.ACTION_UP, MotionEvent.ACTION_CANCEL -> velocityTracker = null
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}
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velocityTracker?.addMovement(e)
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return super.dispatchTouchEvent(e)
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}
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}
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