activity设置透明并取消跳转动画

package com.huayi.listview;

import android.app.Activity;
import android.content.Intent;
import android.graphics.Bitmap;
import android.os.Bundle;
import android.text.TextUtils;
import android.view.View;
import android.widget.ImageView;
import android.widget.Toast;

import com.huayi.listview.utils.BitmapHelper;

/**
* Created by Administrator on 2016/8/4.
*/

public class TestTransparentActivity extends Activity {
private ImageView imageView;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_test_main);
imageView = (ImageView) findViewById(R.id.imageView);
}

public void startTransparentActivity(View view) {
Intent intent = new Intent(this, TransparentActivity.class);
intent.setFlags(Intent.FLAG_ACTIVITY_NO_ANIMATION);
startActivityForResult(intent, 100);
overridePendingTransition(0, 0);//去掉切换动画关键
}

@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (resultCode == RESULT_OK) {
String photoPath = data.getStringExtra("image_path");
if (TextUtils.isEmpty(photoPath)) {
toastInfo("这张图片不可用");
return;
}
Bitmap bitmap = BitmapHelper.getSmallBitmap(photoPath, true);
imageView.setImageBitmap(bitmap);
}
}

private void toastInfo(String msg) {
Toast.makeText(this, msg, Toast.LENGTH_SHORT).show();
}
}

对应的xml文件

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical" android:layout_width="match_parent"
android:layout_height="match_parent">

<Button
android:id="@+id/onclickBtn"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="选择照片"
android:onClick="startTransparentActivity"/>

<ImageView
android:id="@+id/imageView"
android:layout_width="wrap_content"
android:layout_height="wrap_content" />
</LinearLayout>

透明Activity

package com.huayi.listview;

import android.app.Activity;
import android.content.Intent;
import android.database.Cursor;
import android.graphics.Bitmap;
import android.net.Uri;
import android.os.Bundle;
import android.os.Environment;
import android.provider.MediaStore;
import android.text.TextUtils;
import android.util.Log;
import android.view.View;
import android.view.Window;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;

import com.huayi.listview.utils.BitmapHelper;

import java.io.File;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.Date;

/**
* Created by Administrator on 2016/8/4.
*/

public class TransparentActivity extends Activity  implements View.OnClickListener {
private Button takePhoto_Button, selectPhoto_Button, cancel_Button;
private int startMode = 1;
private String mPhotoPath; //, photoName;
// private Handler handler;
private TextView textMessage = null;
// private Timer timer = null;
// private TimerTask task = null;
// private int count = 2; //dialog display 2s
private View cancelBtn;
private int phtoW, phtoH;
private static final int DEFAULT_SIZE = 100;
public static final String IMAGE_W = "photo_w";
public static final String IMAGE_H = "photo_h";
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);

requestWindowFeature(Window.FEATURE_NO_TITLE);
setContentView(R.layout.activity_take_photo);

if (null != savedInstanceState) {
startMode = savedInstanceState.getInt("upload_mode", 1);
phtoW = savedInstanceState.getInt(IMAGE_W, DEFAULT_SIZE);
phtoH = savedInstanceState.getInt(IMAGE_H, DEFAULT_SIZE);
mPhotoPath = savedInstanceState.getString("photoPath");
setResultOk();
return;
} else {
Intent intent = getIntent();
if (null == intent) {
startMode = 1;
phtoW = DEFAULT_SIZE;
phtoH = DEFAULT_SIZE;
} else {
startMode = intent.getIntExtra("upload_mode", 1);
phtoW = intent.getIntExtra(IMAGE_W, DEFAULT_SIZE);
phtoH = intent.getIntExtra(IMAGE_H, DEFAULT_SIZE);
}
}

takePhoto_Button = (Button) findViewById(R.id.take_photo);
takePhoto_Button.setOnClickListener(this);

cancelBtn = findViewById(R.id.finish);
cancelBtn.setOnClickListener(this);

cancel_Button = (Button) findViewById(R.id.cancel_button);
cancel_Button.setOnClickListener(this);

selectPhoto_Button = (Button) findViewById(R.id.select_photo);
selectPhoto_Button.setOnClickListener(this);

}

@Override
public void onClick(View v) {
switch (v.getId()) {
case R.id.take_photo: //进入拍照
{
enterTakePhoto();
}
break;

case R.id.select_photo: //进入选择照片
{
//进入选择图片
Intent intent = new Intent();
intent.setType("image/*");
//intent.setAction(Intent.ACTION_GET_CONTENT);
intent.setAction(Intent.ACTION_PICK);
//Intent.ACTION_PICK
startActivityForResult(intent, 200);
}
break;

case R.id.cancel_button: {
this.finish();
overridePendingTransition(0,0);
}
break;
case R.id.finish:
finish();
overridePendingTransition(0,0);
break;
default:
break;
}

}

@Override
protected void onSaveInstanceState(Bundle outState) {
super.onSaveInstanceState(outState);
outState.putInt("upload_mode", startMode);
outState.putInt(IMAGE_W, phtoW);
outState.putInt(IMAGE_H, phtoH);
outState.putString("photoPath", mPhotoPath);
}

@Override
protected void onRestoreInstanceState(Bundle savedInstanceState) {
super.onRestoreInstanceState(savedInstanceState);
startMode = savedInstanceState.getInt("upload_mode", 1);
phtoW = savedInstanceState.getInt(IMAGE_W, DEFAULT_SIZE);
phtoH = savedInstanceState.getInt(IMAGE_H, DEFAULT_SIZE);
mPhotoPath = savedInstanceState.getString("photoPath");
}

private String getPhotoFileName() {
Date date = new Date(System.currentTimeMillis());
SimpleDateFormat dateFormat = new SimpleDateFormat("'IMG'_yyyyMMdd_HHmmss");
return "/" + dateFormat.format(date) + ".jpg";
}

private void enterTakePhoto() {
String SDState = Environment.getExternalStorageState();
//相机进入
if (SDState.equals(Environment.MEDIA_MOUNTED)) {
//
12edb
Intent intent = new Intent("android.media.action.IMAGE_CAPTURE");
try {
mPhotoPath = Environment.getExternalStorageDirectory()
+ "/e-car";
File dir = new File(mPhotoPath);
if (!dir.exists()) {
if (!dir.mkdirs())
dir.mkdir();
}

mPhotoPath += "/Photo";
File dir1 = new File(mPhotoPath);
if (!dir1.exists()) {
if (!dir1.mkdirs())
dir1.mkdir();
}

mPhotoPath += getPhotoFileName();
File file = new File(mPhotoPath);
// file.delete();
if (!file.exists()) {
file.createNewFile();
}
Intent intent = new Intent(
MediaStore.ACTION_IMAGE_CAPTURE);
Uri u = Uri.fromFile(file);
intent.putExtra(MediaStore.Images.Media.ORIENTATION, 0);
intent.putExtra(MediaStore.EXTRA_OUTPUT, u);
startActivityForResult(intent, 100);
} catch (Exception e) {
e.printStackTrace();
}
} else {
Toast.makeText(this, "请插入sdcard！", Toast.LENGTH_LONG).show();
}

//        ContentValues values = new ContentValues();
//        // values.put(MediaStore.Images.Media.TITLE, photoName);
//        values.put(MediaStore.Images.Media.TITLE, getPhotoFileName());
//        Uri mCapturedImageURI = getContentResolver().insert(
//                MediaStore.Images.Media.EXTERNAL_CONTENT_URI, values);
//        Intent intentPicture = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
//        intentPicture.putExtra(MediaStore.EXTRA_OUTPUT, mCapturedImageURI);
//        startActivityForResult(intentPicture, 100);
}

@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
Log.i("uploadPhoto_Activity", "requestCode= " + requestCode + ";resultCode=" + resultCode);

//取消
if (resultCode == RESULT_CANCELED) {
return;
}

//拍照返回
if (requestCode == 100) //
{
Log.i("onActivityResult", "imagePath = " + mPhotoPath);

if (2 == startMode) {
startPhotoZoom(Uri.fromFile(new File(mPhotoPath)));
// startPhotoCrop(Uri.fromFile(new File(mPhotoPath)));
return;
} else {
setResultOk();
//startUpload();
}
}
//选择照片返回
else if (requestCode == 200) {
if (data == null) {
// Toast.makeText(this, "选择图片文件出错", Toast.LENGTH_LONG).show();

return;
}
Uri photoUri;
photoUri = data.getData();
if (photoUri == null) {
Bundle extras = data.getExtras();
if (extras != null) {
Bitmap photo = extras.getParcelable("data");
try {
mPhotoPath = BitmapHelper.WriteBitmapToSdCard(photo);
setResultOk();
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
//Toast.makeText(this, "选择图片文件出错", Toast.LENGTH_LONG).show();
return;
}
} else {
// Toast.makeText(this, "选择图片文件出错", Toast.LENGTH_LONG).show();
}
return;
}

if (2 == startMode) {
startPhotoZoom(photoUri);
// startPhotoCrop(photoUri);
return;
} else {
String[] pojo = {MediaStore.Images.Media.DATA};
Cursor cursor = managedQuery(photoUri, pojo, null, null, null);
if (cursor != null) {
int columnIndex = cursor.getColumnIndexOrThrow(pojo[0]);
cursor.moveToFirst();
mPhotoPath = cursor.getString(columnIndex);
cursor.close();
}
Log.i("onActivityResult", "imagePath = " + mPhotoPath);
if (mPhotoPath == null) {
Log.e("upload", "mPhotoPath is null");
// Toast.makeText(this, "选择图片文件出错", Toast.LENGTH_LONG).show();
return;
}

setResultOk();
}
}
//截取照片返回
else if (requestCode == 300) {
Bundle extras = data.getExtras();
if (extras != null) {
Bitmap photo = extras.getParcelable("data");
try {
mPhotoPath = BitmapHelper.WriteBitmapToSdCard(photo);
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
return;
}

//  startUpload();
setResultOk();
//  photo.recycle();

}
}

}

private void setResultOk() {
Intent intent = new Intent();
if (TextUtils.isEmpty(mPhotoPath)) {
Toast.makeText(this, "图片文件出错!", Toast.LENGTH_LONG).show();
setResult(Activity.RESULT_CANCELED, intent);
} else {
intent.putExtra("image_path", mPhotoPath);
setResult(Activity.RESULT_OK, intent);
}
finish();
}

/**
* 裁剪图片方法实现
*
* @param uri
*/
public void startPhotoZoom(Uri uri) {

Intent intent = new Intent("com.android.camera.action.CROP");
intent.setDataAndType(uri, "image/*");
// 设置裁剪
intent.putExtra("crop", "true");
// aspectX aspectY 是宽高的比例
intent.putExtra("aspectX", 1);
intent.putExtra("aspectY", 1);
// outputX outputY 是裁剪图片宽高
intent.putExtra("outputX", phtoW);
intent.putExtra("outputY", phtoH);
intent.putExtra("return-data", true);
startActivityForResult(intent, 300);
}

/**
* 裁剪图片方法实现
*
* @param uri
*/
public void startPhotoCrop(Uri uri) {

Intent intent = new Intent("com.android.camera.action.CROP");
intent.setDataAndType(uri, "image/*");
// 设置裁剪
intent.putExtra("crop", "true");
// aspectX aspectY 是宽高的比例
float y, x;
if (phtoW >= phtoH) {
y = 1;
x = phtoW / phtoH;
} else {
x = 1;
y = phtoH / phtoW;
}
intent.putExtra("aspectX", x);
intent.putExtra("aspectY", y);
// outputX outputY 是裁剪图片宽高
intent.putExtra("outputX", phtoW);
intent.putExtra("outputY", phtoH);
intent.putExtra("scale", true);
intent.putExtra(MediaStore.EXTRA_OUTPUT, uri);
intent.putExtra("return-data", false);
intent.putExtra("outputFormat", Bitmap.CompressFormat.JPEG.toString());
intent.putExtra("noFaceDetection", true);
startActivityForResult(intent, 300);
}

@Override
protected void onDestroy() {
//        if (timer != null) {
//            timer.cancel();
//        }

super.onDestroy();
}
}

<?xml version="1.0" encoding="utf-8"?>
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent">

<View
android:id="@+id/finish"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="#00000000" />

<RelativeLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_gravity="bottom"
android:layout_marginLeft="5.0dip"
android:layout_marginRight="5.0dip"
android:background="@drawable/trans"
android:gravity="center_vertical">

<Button
android:id="@+id/take_photo"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginLeft="30.0dip"
android:layout_marginRight="30.0dip"
android:layout_marginTop="10.0dip"
android:background="@drawable/btn_white_to_red_selector"
android:clickable="true"
android:gravity="center"
android:text="拍照"
android:textColor="@color/red_to_white_color_selector"
/>

<Button
android:id="@+id/select_photo"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_below="@+id/take_photo"
android:layout_marginLeft="30.0dip"
android:layout_marginRight="30.0dip"
android:layout_marginTop="20.0dip"
android:background="@drawable/btn_white_to_red_selector"
android:clickable="true"
android:gravity="center"
android:text="选择照片"
android:textColor="@color/red_to_white_color_selector"
/>

<Button
android:id="@+id/cancel_button"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_below="@+id/select_photo"
android:layout_marginLeft="30.0dip"
android:layout_marginRight="30.0dip"
android:layout_marginTop="20.0dip"
android:background="@drawable/btn_white_to_red_selector"
android:clickable="true"
android:gravity="center"
android:text="取消"
android:layout_marginBottom="10dp"
android:textColor="@color/red_to_white_color_selector"
/>
</RelativeLayout>

</FrameLayout>

在style里声明透明Activity主题

<style name="Transparent" parent="Theme.AppCompat.Light">
<item name="android:windowBackground">@color/transparent_background</item>
<!-- <item name="android:windowNoTitle">true</item> -->
<item name="android:windowIsTranslucent">true</item>
<!--<item name="android:windowAnimationStyle">@android:style/Animation.Translucent</item>-->//切换动画
</style>

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.huayi.listview">

<application android:allowBackup="true" android:icon="@mipmap/ic_launcher"
android:label="@string/app_name" android:supportsRtl="true" android:theme="@style/AppTheme">
<activity android:name=".TestTransparentActivity">
<intent-filter>
<action android:name="android.intent.action.MAIN" />

<category android:name="android.intent.category.LAUNCHER" />
</intent-filter>
</activity>
<activity android:name="com.huayi.listview.TransparentActivity" android:theme="@style/Transparent"/>
</application>

</manifest>