scrollview

Scrollview inside constraint layout does not scroll to the bottom of the parent constraint

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This layout works in my app. The trick is to set these two attributes in ScrollView: android:layout_height=”0dp” app:layout_constraintBottom_toBottomOf=”parent” The simplified layout from my app: <?xml version=”1.0″ encoding=”utf-8″?> <android.support.constraint.ConstraintLayout xmlns:android=”http://schemas.android.com/apk/res/android” xmlns:app=”http://schemas.android.com/apk/res-auto” xmlns:tools=”http://schemas.android.com/tools” android:layout_width=”match_parent” android:layout_height=”match_parent” android:theme=”@style/ThemeOverlay.AppCompat.Light”> <RelativeLayout android:id=”@+id/linear” android:layout_width=”0dp” android:layout_height=”56dp” android:background=”@color/title” app:layout_constraintLeft_toLeftOf=”parent” app:layout_constraintRight_toRightOf=”parent” app:layout_constraintTop_toTopOf=”parent” /> <ScrollView android:layout_width=”0dp” android:layout_height=”0dp” app:layout_constraintBottom_toBottomOf=”parent” app:layout_constraintLeft_toLeftOf=”parent” app:layout_constraintRight_toRightOf=”parent” app:layout_constraintTop_toBottomOf=”@id/linear”> <android.support.constraint.ConstraintLayout android:layout_width=”match_parent” android:layout_height=”wrap_content”> <TextView android:id=”@+id/titleView” … Read more

MonoDroid: Error when calling constructor of custom view – TwoDScrollView

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Congratulations! You’ve hit a leaky abstraction. :-/ The problem is this: for better or worse, virtual method calls from constructors invoke the most derived method implementation. C# is the same as Java in this respect; consider the following program: using System; class Base { public Base () { Console.WriteLine (“Base..ctor”); M (); } public virtual … Read more

how to change color of the actual scroll in ScrollView android?

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Create a scroll bar in drawable(scrollbar.xml) using this <shape android:shape=”rectangle” xmlns:android=”http://schemas.android.com/apk/res/android”> <gradient android:angle=”45″ android:centerColor=”#65FF8215″ android:endColor=”#87FD2125″ android:startColor=”#65FF8215″ /> <corners android:radius=”20dp” /> </shape> and add this scroll bar like android:scrollbarThumbVertical=”@drawable/scrollbar” to your ListView OR put the following attribute to your layout android:scrollbarThumbVertical=”@android:color/white” OR create a image and put it in drawable. then add the following property to … Read more

ScrollView doesn’t scroll to the bottom

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The problem is android:layout_margin=”10dp” in RelativeLayout of SrcollView Replace <RelativeLayout android:layout_width=”match_parent” android:layout_height=”wrap_content” android:layout_margin=”10dp”> with <RelativeLayout android:layout_width=”match_parent” android:layout_height=”wrap_content” android:padding=”10dp” >

Isn’t there an easy way to pinch to zoom in an image in Swiftui?

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The other answers here are overly complicated with custom zooming logic. If you want the standard, battle-tested UIScrollView zooming behavior you can just use a UIScrollView! SwiftUI allows you to put any UIView inside an otherwise SwiftUI view hierarchy using UIViewRepresentable or UIViewControllerRepresentable. Then to put more SwiftUI content inside that view, you can use … Read more

Android ScrollView doesn’t start at top, but at the beginning of the GridView

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Solution: Ok sorry if it is a late reply but I stumbled upon the same issue (only that I was using ListView instead) and with a bit of trial and error I found the solution to this: Basically the problem lies in the fact that the GridView/ListView child automatically requests parent focus (ScrollView) when you … Read more

iOS ScrollView needs constraint for y position or height

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Whenever using ScrollView with auto layout always follow below steps, ScrollView constraints: leadingSpace, topSpace, TrailingSpace, bottomSpace to superView and make sure when you control drag to add constraint, add it by pressing alt so that the constraint would be set without margin. Add UIView inside scroll view as container view and set its constraints: leadingSpace, … Read more

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