I have cards with different width and I would like to create a Grid Layout where width = match the parent (filling the screen) and fixed height. I would like to set the cards in the Grid layout so the number of columns changes accordingly to the width of the elements that can fit the row.
So the elements will be set in a horizontal row till they can fit the screen and then go to the next row, with a vertical scroll when they exceed the fixed height.
I am trying to use a Grid Layout but I don't know if it the suitable solution for this. I use native Android.
Here a picture of it should look like:
Thanks.
You can use FlexboxLayoutManager
Add the following dependency to your build.gradle file:
implementation 'com.google.android:flexbox:1.0.0'
SAMPLE CODE
LAYOUT.XML
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="vertical"
tools:context=".MainActivity">
<android.support.v7.widget.RecyclerView
android:id="@+id/recyclerView"
android:layout_width="match_parent"
android:layout_height="250dp" />
</LinearLayout>
ACTIVTY CODE
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.RecyclerView;
import com.google.android.flexbox.FlexDirection;
import com.google.android.flexbox.FlexboxLayoutManager;
import com.google.android.flexbox.JustifyContent;
import java.util.ArrayList;
public class MainActivity extends AppCompatActivity {
RecyclerView recyclerView;
ArrayList<String> arrayList = new ArrayList<>();
DataAdapter adapter;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
recyclerView = findViewById(R.id.recyclerView);
initArray();
FlexboxLayoutManager layoutManager = new FlexboxLayoutManager(this);
layoutManager.setFlexDirection(FlexDirection.COLUMN);
layoutManager.setJustifyContent(JustifyContent.FLEX_END);
recyclerView.setLayoutManager(layoutManager);
adapter = new DataAdapter(this, arrayList);
recyclerView.setAdapter(adapter);
}
private void initArray() {
arrayList.add("ioreeoe");
arrayList.add("fghfgh");
arrayList.add("ftyjyjhghgh");
arrayList.add("jfgewrg");
arrayList.add("rwrewr");
arrayList.add("ghyjtyfghh");
arrayList.add("gfhfgh");
arrayList.add("gfhfht");
arrayList.add("retretret");
arrayList.add("retret");
arrayList.add("ioreeoe");
arrayList.add("fghfgh");
arrayList.add("ftyjyjhghgh");
arrayList.add("jfgewrg");
arrayList.add("rwrewr");
arrayList.add("ghyjtyfghh");
arrayList.add("gfhfgh");
arrayList.add("gfhfht");
arrayList.add("retretret");
arrayList.add("retret");
arrayList.add("ioreeoe");
arrayList.add("fghfgh");
arrayList.add("ftyjyjhghgh");
arrayList.add("jfgewrg");
arrayList.add("rwrewr");
arrayList.add("ghyjtyfghh");
arrayList.add("gfhfgh");
arrayList.add("gfhfht");
arrayList.add("retretret");
arrayList.add("retret");
}
}
Adapter code
import android.content.Context;
import android.support.v7.widget.RecyclerView;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
import java.util.ArrayList;
/**
* Created by nilesh on 3/4/18.
*/
public class DataAdapter extends RecyclerView.Adapter<DataAdapter.ViewHolder> {
Context context;
ArrayList<String> arrayList = new ArrayList<>();
public DataAdapter(Context context, ArrayList<String> arrayList) {
this.context = context;
this.arrayList = arrayList;
}
@Override
public DataAdapter.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
View view = LayoutInflater.from(context).inflate(R.layout.custom_layout, parent, false);
return new ViewHolder(view);
}
@Override
public void onBindViewHolder(DataAdapter.ViewHolder holder, int position) {
holder.title.setText(arrayList.get(position));
}
@Override
public int getItemCount() {
return arrayList.size();
}
public class ViewHolder extends RecyclerView.ViewHolder {
TextView title;
public ViewHolder(View itemView) {
super(itemView);
title = itemView.findViewById(R.id.nilu);
}
}
}
custom_layout.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="wrap_content"
android:layout_height="wrap_content">
<TextView
android:id="@+id/nilu"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_margin="5dp"
android:background="@drawable/test"
android:padding="10dp"
android:textColor="#050505" />
</LinearLayout>
@drawable/test
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<item>
<shape android:shape="rectangle" >
<corners android:radius="30dp"/>
<solid android:color="#d10e0e"/>
<stroke android:width="1dip" android:color="#070fe9" />
</shape>
</item>
</selector>
RESULT