android-support-library

How to change AppCompatCheckBox color efficiently?

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问题 I found a very strange behaviour in my AppCompatCheckBox, already searched a fix for it but didn't find, that's why I decided to ask here. I was trying to change the checked AppCompatCheckBox color programatically (as my app's color scheme changes dinamically, I can't use the XML attributes to color the CheckBox), so I used this approach: chkTos = (AppCompatCheckBox) findViewById(R.id.checkboxTos); ColorStateList colorStateList = new ColorStateList( new int[][]{ new int[]{-android.R.attr

How to change AppCompatCheckBox color efficiently?

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Convert parametized Enum to Enumerated Annotation in android

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问题 I have a question regarding to the andriod @IntDef Annotation. I know that in its basic usage, it should replace the enum . But what if I have a parameterized enum with multiple hardwired values for example public enum MyEnum { YES(true, 1), NO(false, 0); private boolean boolState; private boolean intState; MyEnum(boolean boolState, int intState) { this.boolState = boolState; this.intState = intState; } public boolean getBoolState() { return boolState; } public int getIntState() { return

Where is the RecyclerView in the support library?

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问题 I'm working on an app which uses the RecyclerView component. I was checking my build.gradle file and it had these dependencies: compile 'com.android.support:appcompat-v7:25.3.1' compile 'com.android.support:cardview-v7:25.3.1' compile 'com.android.support.constraint:constraint-layout:1.0.0-beta5' compile 'com.android.support:design:25.3.1' testCompile 'junit:junit:4.12' compile 'com.android.support:support-v4:25.3.1' There was no 'com.android.support:recyclerview-v7:25.3.1', and yet I had a

Where is the RecyclerView in the support library?

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Where is the RecyclerView in the support library?

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Where is the RecyclerView in the support library?

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Using BottomSheetBehavior with a inner CoordinatorLayout

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问题 The design support library v. 23.2 introduced BottomSheetBehavior , which allows childs of a coordinator to act as bottom sheets (views draggable from the bottom of the screen). What I’d like to do is to have, as a bottom sheet view , the following view (the typical coordinator + collapsing stuff): <CoordinatorLayout app:layout_behavior=“@string/bottom_sheet_behavior”> <AppBarLayout> <CollapsingToolbarLayout> <ImageView /> </CollapsingToolbarLayout> </AppBarLayout> <NestedScrollView>

Using BottomSheetBehavior with a inner CoordinatorLayout

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AppCompatSpinner vs android.widget.Spinner for app with min SDK version 14

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问题 I am developing application with minimum SDK version 14 Ice-cream sandwitch and targeted version is Android Marshmallow. DO I need to use AppCompatSpinner or normal spinner will work on ICS devices with all material look and feel? 回答1: If you look at the AppCompatSpinner page, you will see the folowing line. This will automatically be used when you use Spinner in your layouts. You should only need to manually use this class when writing custom views. So you don't have to choose between