这里包含了一些基本的并且常用的跳转工具。
这是需要的对应的权限。
<uses-permission android:name="android.permission.CALL_PHONE" />
<uses-permission android:name="android.permission.SEND_SMS" />
<uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
代码：
import android.app.Activity;
import android.content.Context;
import android.content.Intent;
import android.database.Cursor;
import android.net.Uri;
import android.os.Environment;
import android.provider.MediaStore;
import android.provider.Settings;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Toast;
import java.io.File;
import frame.zmit.cn.publicutils.R;
/**
* Created by joy on 2016/7/21.
* 工具集合
*/
public class MainActivity extends AppCompatActivity {
private String mImagePath;//返回的图片路径
private final static int REQUEST_CODE_GALLERY = 0x11;
private final static int REQUEST_CODE_CAMERA = 0x12;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
/**
* 打开微信
*/
findViewById(R.id.btn_open_weixin).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Intent intent = getPackageManager().getLaunchIntentForPackage("com.tencent.mm");
startActivity(intent);
}
});
/**
* 跳转到QQ聊天界面
*/
findViewById(R.id.btn_open_qq).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
String mQqNumber = "98*****08";
String url11 = "mqqwpa://im/chat?chat_type=wpa&uin=" + mQqNumber + "&version=10";
startActivity(new Intent(Intent.ACTION_VIEW, Uri.parse(url11)));
}
});
/**
* 跳转到联系人界面
*/
findViewById(R.id.btn_people_interface).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Intent intent = new Intent();
intent.setClassName("com.android.contacts", "com.android.contacts.activities.PeopleActivity");
startActivity(intent);
}
});
/**
* 跳转到拨号界面
*/
findViewById(R.id.btn_telephone_interface).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
String phone = "157*****737";
Intent intent = new Intent(Intent.ACTION_DIAL, Uri.parse("tel:" + phone));
intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
startActivity(intent);
}
});
/**
* 直接拨打电话
*/
findViewById(R.id.btn_telephone).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
String phone = "157*****737";
Intent intentPhone = new Intent(Intent.ACTION_CALL, Uri.parse("tel:" + phone));
startActivity(intentPhone);
}
});
/**
* 跳转到短信界面
*/
findViewById(R.id.btn_message_interface).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Intent intent = new Intent(Intent.ACTION_VIEW);
intent.setType("vnd.android-dir/mms-sms");
startActivity(intent);
}
});
/**
* 跳转到短信界面
* 指定号码和短信内容
*/
findViewById(R.id.btn_message).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
String phone = "157*****737";
String message = "这是一个自定义的内容";
Intent intent = new Intent(Intent.ACTION_SENDTO, Uri.parse("smsto:" + phone));
intent.putExtra("sms_body", message);
startActivity(intent);
}
});
/**
* 跳转到设置界面
*/
findViewById(R.id.btn_setting_interface).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Intent intent = new Intent(Settings.ACTION_SETTINGS);
startActivity(intent);
}
});
/**
* 跳转到蓝牙界面
*/
findViewById(R.id.btn_bluetooth_interface).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Intent intent = new Intent(Settings.ACTION_BLUETOOTH_SETTINGS);
startActivity(intent);
}
});
/**
* 调用浏览器
*/
findViewById(R.id.btn_browser).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Intent intent = new Intent();
intent.setAction("android.intent.action.VIEW");
Uri content_url = Uri.parse("http://www.baidu.com");
intent.setData(content_url);
startActivity(intent);
}
});
/**
* 打开照相机
*/
findViewById(R.id.btn_camera).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
mImagePath = chooseImageFromCamera(MainActivity.this, REQUEST_CODE_CAMERA, "cameraImage");
}
});
/**
* 打开相册并获取图片地址
*/
findViewById(R.id.btn_gallery).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
Intent intent = new Intent(Intent.ACTION_PICK, null);
intent.setDataAndType(MediaStore.Images.Media.EXTERNAL_CONTENT_URI, "image/*");
startActivityForResult(intent, REQUEST_CODE_GALLERY);
}
});
}
public String chooseImageFromCamera(Activity activity, int requestCode, String imageName) {
Intent cameraIntent = new Intent(android.provider.MediaStore.ACTION_IMAGE_CAPTURE);
File file = new File(Environment.getExternalStorageDirectory() + "/Images");
if (!file.exists()) {
file.mkdirs();
}
String savePath = Environment.getExternalStorageDirectory() + "/Images/" + imageName + String.valueOf(System.currentTimeMillis()) + ".jpg";
Uri mUri = Uri.fromFile(
new File(savePath));
cameraIntent.putExtra(android.provider.MediaStore.EXTRA_OUTPUT, mUri);
cameraIntent.putExtra("return-data", true);
activity.startActivityForResult(cameraIntent, requestCode);
return savePath;
}
public String onActivityResultForChooseImageFromGallery(
Context context, int requestCode, int resultCode, Intent data) {
String imagePath = null;
if (data != null) {
if ("file".equals(data.getData().getScheme())) {
/** 有些低版本机型返回的Uri模式为file*/
imagePath = data.getData().getPath();
} else {
Uri selectedImage = data.getData();
String[] filePathColumn = {MediaStore.Images.Media.DATA};
Cursor cursor = context.getContentResolver().query(selectedImage,
filePathColumn, null, null, null);
cursor.moveToFirst();
int columnIndex = cursor.getColumnIndex(filePathColumn[0]);
imagePath = cursor.getString(columnIndex);
cursor.close();
}
return imagePath;
} else {
return null;
}
}
@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
switch (requestCode) {
case REQUEST_CODE_GALLERY:
mImagePath = onActivityResultForChooseImageFromGallery(MainActivity.this,
requestCode, resultCode, data);
if (mImagePath != null && mImagePath.length() > 0) {
Toast.makeText(MainActivity.this, mImagePath, Toast.LENGTH_SHORT).show();
}
break;
case REQUEST_CODE_CAMERA:
if (mImagePath != null && mImagePath.length() > 0) {
Toast.makeText(MainActivity.this, mImagePath, Toast.LENGTH_SHORT).show();
}
break;
}
}
}