android loading indicator example

 

ProgressBar progressBar = new ProgressBar(this);
progressBar.getIndeterminateDrawable().mutate().setTintList(ColorStateList.valueOf(Color.RED));

Dialog progressDialog = new Dialog(this);
progressDialog.getWindow().setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT));
progressDialog.setContentView(progressBar);
progressDialog.setCanceledOnTouchOutside(false);

progressDialog.setOnCancelListener(
new DialogInterface.OnCancelListener() {
    @Override
    public void onCancel(DialogInterface dialog) {
        dialog.dismiss();
    }
});

또는

ContentLoadingProgressBar 사용시

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:layout_width="match_parent"
    android:layout_height="match_parent">

    <androidx.core.widget.ContentLoadingProgressBar
        android:id="@+id/pb_loading"
        style="?android:attr/progressBarStyleLarge"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:indeterminate="true"
        android:indeterminateTint="#E91E63"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent" />

</androidx.constraintlayout.widget.ConstraintLayout>

public class LoadingDialog {
    private static Dialog dialog;

    public static void show(@NonNull Context context) {
        dialog = new Dialog(context);
        dialog.getWindow().setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT));
        dialog.setContentView(R.layout.dialog_loading);
        dialog.setCanceledOnTouchOutside(false);
        dialog.setOnCancelListener(new DialogInterface.OnCancelListener() {
            @Override
            public void onCancel(DialogInterface dialog) {
                dialog.dismiss();
            }
        });
        dialog.show();
    }

    public static synchronized void hide() {
        if (dialog != null) {
            dialog.dismiss();
            dialog = null;
        }
    }

}

 

 

또는

ProgressIndicator 사용시 layout

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout 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"
    xmlns:app="http://schemas.android.com/apk/res-auto">

    <com.google.android.material.progressindicator.CircularProgressIndicator
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:indeterminate="true"
        app:indicatorColor="#FF0000"
        app:layout_constraintBottom_toBottomOf="parent"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintTop_toTopOf="parent" />

</androidx.constraintlayout.widget.ConstraintLayout>