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thbighead/MainActivity.java

Created October 11, 2018 00:13
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Doideira com recuperação de imagens
Raw
activity_main.xml
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout 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"
tools:context=".MainActivity">
<Button
android:id="@+id/btnFoto1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentStart="true"
android:layout_centerVertical="true"
android:layout_marginStart="74dp"
android:onClick="exibir1"
android:text="EXIBE FOTO 1" />
<Button
android:id="@+id/btnFoto2"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentEnd="true"
android:layout_centerVertical="true"
android:layout_marginEnd="64dp"
android:onClick="exibir2"
android:text="EXIBE FOTO 2" />
<TextView
android:id="@+id/txtInformacao"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentEnd="true"
android:layout_alignParentTop="true"
android:layout_marginEnd="93dp"
android:layout_marginTop="188dp"
android:text="Informação" />
<ImageView
android:id="@+id/imgfoto"
android:layout_width="59dp"
android:layout_height="54dp"
android:layout_alignParentStart="true"
android:layout_alignParentTop="true"
android:layout_marginStart="107dp"
android:layout_marginTop="169dp"
app:srcCompat="@android:color/holo_blue_bright" />
</RelativeLayout>
Raw
MainActivity.java
package projetolc.usuario.app.anotherdoideira;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.TextView;
public class MainActivity extends AppCompatActivity {
ImageView imgfoto;
Button btnFoto1, btnFoto2;
TextView txtInformacao;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
imgfoto = (ImageView) findViewById(R.id.imgfoto);
btnFoto1 = (Button) findViewById(R.id.btnFoto1);
btnFoto2 = (Button) findViewById(R.id.btnFoto2);
txtInformacao = (TextView) findViewById(R.id.txtInformacao);
}
public void exibir1 (View v) {
imgfoto.setImageResource(R.drawable.android1);
txtInformacao.setText("Foto 1");
}
public void exibir2 (View v) {
imgfoto.setImageResource(R.drawable.android2);
txtInformacao.setText("Foto 2");
}
}
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