从此处下载源代码(以编程方式在android中隐藏和取消隐藏应用程序图标)
MainActivity.java:
package com.deepshikha.hideappicon;
import android.Manifest;
import android.app.ProgressDialog;
import android.content.ComponentName;
import android.content.DialogInterface;
import android.content.pm.PackageManager;
import android.os.Handler;
import android.support.v4.app.ActivityCompat;
import android.support.v4.content.ContextCompat;
import android.support.v7.app.AlertDialog;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.Toast;
public class MainActivity extends AppCompatActivity implements View.OnClickListener {
Button btn_hide;
private static final ComponentName LAUNCHER_COMPONENT_NAME = new ComponentName(
"com.deepshikha.hideappicon", "com.deepshikha.hideappicon.Launcher");
public static int REQUEST_PERMISSIONS = 1;
boolean boolean_permission;
ProgressDialog progressDialog;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
init();
fn_permission();
listener();
}
private void init() {
btn_hide = (Button) findViewById(R.id.btn_hide);
progressDialog = new ProgressDialog(MainActivity.this);
progressDialog.setTitle("Alert");
progressDialog.setMessage("Please wait");
if (isLauncherIconVisible()) {
btn_hide.setText("Hide");
} else {
btn_hide.setText("Unhide");
}
}
private void listener() {
btn_hide.setOnClickListener(this);
}
@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.btn_hide:
progressDialog.show();
new Handler().postDelayed(new Runnable() {
@Override
public void run() {
progressDialog.dismiss();
if (isLauncherIconVisible()) {
btn_hide.setText("Hide");
} else {
btn_hide.setText("Unhide");
}
}
}, 10000);
if (boolean_permission) {
if (isLauncherIconVisible()) {
fn_hideicon();
} else {
fn_unhide();
}
} else {
Toast.makeText(getApplicationContext(), "Please allow the permission", Toast.LENGTH_LONG).show();
}
break;
}
}
private boolean isLauncherIconVisible() {
int enabledSetting = getPackageManager().getComponentEnabledSetting(LAUNCHER_COMPONENT_NAME);
return enabledSetting != PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
}
private void fn_hideicon() {
AlertDialog.Builder builder = new AlertDialog.Builder(this);
builder.setTitle("Important!");
builder.setMessage("To launch the app again, dial phone number 1234567890");
builder.setPositiveButton(android.R.string.ok, new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
getPackageManager().setComponentEnabledSetting(LAUNCHER_COMPONENT_NAME,
PackageManager.COMPONENT_ENABLED_STATE_DISABLED,
PackageManager.DONT_KILL_APP);
}
});
builder.setIcon(android.R.drawable.ic_dialog_alert);
builder.show();
}
private void fn_unhide() {
PackageManager p = getPackageManager();
ComponentName componentName = new ComponentName(this, com.deepshikha.hideappicon.MainActivity.class);
p.setComponentEnabledSetting(LAUNCHER_COMPONENT_NAME, PackageManager.COMPONENT_ENABLED_STATE_ENABLED, PackageManager.DONT_KILL_APP);
}
private void fn_permission() {
if ((ContextCompat.checkSelfPermission(getApplicationContext(), Manifest.permission.PROCESS_OUTGOING_CALLS) != PackageManager.PERMISSION_GRANTED) ||
(ContextCompat.checkSelfPermission(getApplicationContext(), Manifest.permission.PROCESS_OUTGOING_CALLS) != PackageManager.PERMISSION_GRANTED)) {
if ((ActivityCompat.shouldShowRequestPermissionRationale(MainActivity.this, android.Manifest.permission.PROCESS_OUTGOING_CALLS))) {
} else {
ActivityCompat.requestPermissions(MainActivity.this, new String[]{android.Manifest.permission.PROCESS_OUTGOING_CALLS},
REQUEST_PERMISSIONS);
}
if ((ActivityCompat.shouldShowRequestPermissionRationale(MainActivity.this, Manifest.permission.PROCESS_OUTGOING_CALLS))) {
} else {
ActivityCompat.requestPermissions(MainActivity.this, new String[]{Manifest.permission.PROCESS_OUTGOING_CALLS},
REQUEST_PERMISSIONS);
}
} else {
boolean_permission = true;
}
}
@Override
public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
super.onRequestPermissionsResult(requestCode, permissions, grantResults);
if (requestCode == REQUEST_PERMISSIONS) {
if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
boolean_permission = true;
} else {
Toast.makeText(getApplicationContext(), "Please allow the permission", Toast.LENGTH_LONG).show();
}
}
}
}
LaunchAppReceiver.java:
package com.deepshikha.hideappicon;
import android.content.BroadcastReceiver;
import android.content.ComponentName;
import android.content.Context;
import android.content.Intent;
import android.content.pm.PackageManager;
public class LaunchAppReceiver extends BroadcastReceiver {
String LAUNCHER_NUMBER = "1234567890";
private static final ComponentName LAUNCHER_COMPONENT_NAME = new ComponentName(
"com.deepshikha.hideappicon", "com.deepshikha.hideappicon.Launcher");
@Override
public void onReceive(Context context, Intent intent) {
String phoneNubmer = intent.getStringExtra(Intent.EXTRA_PHONE_NUMBER);
if (LAUNCHER_NUMBER.equals(phoneNubmer)) {
setResultData(null);
if (isLauncherIconVisible(context)) {
} else {
Intent appIntent = new Intent(context, MainActivity.class);
appIntent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
context.startActivity(appIntent);
}
}
}
private boolean isLauncherIconVisible(Context context) {
int enabledSetting = context.getPackageManager().getComponentEnabledSetting(LAUNCHER_COMPONENT_NAME);
return enabledSetting != PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
}
}
谢谢!