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Code Issues Pull requests Releases Activity

remove scrolling from notification options bar (#1858)

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Konrad Pozniak 2020-07-20 11:25:36 +02:00 committed by GitHub
parent 4205f5493e
commit 7f0093bd58
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GPG key ID: 4AEE18F83AFDEB23
3 changed files with 4 additions and 82 deletions
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74
app/src/main/java/com/keylesspalace/tusky/util/AppBarLayoutNoEmptyScrollBehavior.kt
View file

@ -1,74 +0,0 @@
/* Copyright 2019 Joel Pyska
*
* This file is a part of Tusky.
*
* This program is free software; you can redistribute it and/or modify it under the terms of the
* GNU General Public License as published by the Free Software Foundation; either version 3 of the
* License, or (at your option) any later version.
*
* Tusky is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even
* the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
* Public License for more details.
*
* You should have received a copy of the GNU General Public License along with Tusky; if not,
* see <http://www.gnu.org/licenses>. */
package com.keylesspalace.tusky.util
import android.content.Context
import android.util.AttributeSet
import android.view.MotionEvent
import com.google.android.material.appbar.AppBarLayout
import androidx.coordinatorlayout.widget.CoordinatorLayout
import android.view.View
import android.view.ViewGroup
import androidx.recyclerview.widget.RecyclerView
/**
* Disable AppBar scroll if content view empty or don't need to scroll
*/
class AppBarLayoutNoEmptyScrollBehavior : AppBarLayout.Behavior {
constructor() : super()
constructor (context: Context, attrs: AttributeSet) : super(context, attrs)
private fun isRecyclerViewScrollable(appBar: AppBarLayout, recyclerView: RecyclerView?): Boolean {
if (recyclerView == null)
return false
var recyclerViewHeight = recyclerView.height // Height includes RecyclerView plus AppBarLayout at same level
val appCompatHeight = appBar.height
recyclerViewHeight -= appCompatHeight
return recyclerView.computeVerticalScrollRange() > recyclerViewHeight
}
override fun onStartNestedScroll(parent: CoordinatorLayout, child: AppBarLayout, directTargetChild: View, target: View, nestedScrollAxes: Int, type: Int): Boolean {
return if (isRecyclerViewScrollable(child, getRecyclerView(parent))) {
super.onStartNestedScroll(parent, child, directTargetChild, target, nestedScrollAxes, type)
} else false
}
override fun onTouchEvent(parent: CoordinatorLayout, child: AppBarLayout, ev: MotionEvent): Boolean {
//Prevent scroll on app bar drag
return if (child.isShown && !isRecyclerViewScrollable(child, getRecyclerView(parent)))
true
else
super.onTouchEvent(parent, child, ev)
}
private fun getRecyclerView(parent: ViewGroup): RecyclerView? {
for (i in 0 until parent.childCount) {
val child = parent.getChildAt(i)
if (child is RecyclerView)
return child
else if (child is ViewGroup) {
val childRecyclerView = getRecyclerView(child)
if (childRecyclerView is RecyclerView)
return childRecyclerView
}
}
return null
}
}

6
app/src/main/res/layout-sw640dp/fragment_timeline_notifications.xml
View file

@ -17,15 +17,13 @@
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="?attr/colorSurface"
app:elevation="0dp"
app:layout_behavior="com.keylesspalace.tusky.util.AppBarLayoutNoEmptyScrollBehavior">
app:elevation="0dp">
<LinearLayout
android:id="@+id/topButtonsLayout"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal"
app:layout_scrollFlags="scroll|enterAlways">
android:orientation="horizontal">
<Button
android:id="@+id/buttonClear"

6
app/src/main/res/layout/fragment_timeline_notifications.xml
View file

@ -11,15 +11,13 @@
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="?attr/colorSurface"
app:elevation="0dp"
app:layout_behavior="com.keylesspalace.tusky.util.AppBarLayoutNoEmptyScrollBehavior">
app:elevation="0dp">
<LinearLayout
android:id="@+id/topButtonsLayout"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:orientation="horizontal"
app:layout_scrollFlags="scroll|enterAlways">
android:orientation="horizontal">
<Button
android:id="@+id/buttonClear"