Android studio编写简单的手电筒APP
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2020-09-01
22:19:47
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Android studio编写简单的手电筒编写简单的手电筒APP
一个简单的APP控制的手电筒代码，android studio编写一个手电筒app，调用手机的闪光等实现手电筒的功
能，感兴趣的小伙伴们可以参考一下
很不错的手电筒APP，分享给大家，希望大家喜欢。
1. Java代码代码
package com.example.goo.gfire;
import android.app.Activity;
import android.hardware.Camera;
import android.hardware.Camera.Parameters;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
public class FireActivity extends Activity {
private Button button;
private Camera camera = Camera.open();
private Parameters parameters;
private boolean islight=true;
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_fire);
button = (Button) this.findViewById(R.id.bn);
button.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (islight) {
camera.startPreview();
parameters = camera.getParameters();
parameters.setFlashMode(Parameters.FLASH_MODE_TORCH);
camera.setParameters(parameters);
islight = false
;
button.setText("关");
} else {
parameters = camera.getParameters();
parameters.setFlashMode(Parameters.FLASH_MODE_OFF);
camera.setParameters(parameters);
islight = true;
button.setText("开");
}
}
});
}
}
2. FireActivity.java
package com.example.goo.gfire;
import android.app.Activity;
import android.hardware.Camera;
import android.hardware.Camera.Parameters;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
public class FireActivity extends Activity {
private Button button;
private Camera camera = Camera.open();
private Parameters parameters;
private boolean islight=true;
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_fire);
button = (Button) this.findViewById(R.id.bn);
button.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
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