001.package com.myapp;
002.
003.import android.os.Bundle;
004.import android.os.Environment;
005.import android.provider.MediaStore;
006.
007.import java.io.File;
008.import java.io.IOException;
009.import java.text.SimpleDateFormat;
010.import java.util.Date;
011.
012.import android.app.Activity;
013.import android.content.Intent;
014.import android.graphics.Bitmap;
015.import android.graphics.BitmapFactory;
016.import android.net.Uri;
017.import android.view.View;
018.import android.view.Menu;
019.import android.widget.Button;
020.import android.widget.ImageView;
021.
022.public class MainActivity extends Activity {
023.
024. ImageView imgView;
025. static final int REQUEST_TAKE_PHOTO = 1;
026. String mCurrentPhotoPath;
027.
028. static String strSDCardPathName = Environment.getExternalStorageDirectory() + "/temp_picture" + "/";
029.
030. @Override
031. public void onCreate(Bundle savedInstanceState) {
032. super.onCreate(savedInstanceState);
033. setContentView(R.layout.activity_main);
034.
035.
036. createFolder();
037.
038.
039. imgView = (ImageView) findViewById(R.id.imgView);
040.
041.
042. final Button btnTakePhoto = (Button) findViewById(R.id.btnTakePhoto);
043.
044. btnTakePhoto.setOnClickListener(new View.OnClickListener() {
045. public void onClick(View v) {
046.
047. Intent takePictureIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
048.
049. if (takePictureIntent.resolveActivity(getPackageManager()) != null) {
050.
051. File photoFile = null;
052. try {
053. photoFile = createImageFile();
054. } catch (IOException ex) {}
055.
056. if (photoFile != null) {
057. takePictureIntent.putExtra(MediaStore.EXTRA_OUTPUT,
058. Uri.fromFile(photoFile));
059. startActivityForResult(takePictureIntent, REQUEST_TAKE_PHOTO);
060. }
061. }
062.
063. }
064. });
065.
066. }
067.
068.
069.
070. private File createImageFile() throws IOException {
071.
072. String timeStamp = new SimpleDateFormat("yyyyMMdd_HHmmss").format(new Date());
073. String imageFileName = "JPEG_" + timeStamp + "_";
074. File storageDir = new File(strSDCardPathName);
075. File image = File.createTempFile(
076. imageFileName, /* prefix */
077. ".jpg",
078. storageDir
079. );
080.
081.
082. mCurrentPhotoPath = image.getAbsolutePath();
083. return image;
084. }
085.
086.
087. @Override
088. protected void onActivityResult(int requestCode, int resultCode, Intent data) {
089. if (resultCode == RESULT_OK) {
090. Bitmap bitmap = BitmapFactory.decodeFile(mCurrentPhotoPath);
091. imgView.setImageBitmap(bitmap);
092.
093.
094. GalleryAddPic();
095. }
096. }
097.
098. private void GalleryAddPic() {
099. Intent mediaScanIntent = new Intent(Intent.ACTION_MEDIA_SCANNER_SCAN_FILE);
100. File f = new File(mCurrentPhotoPath);
101. Uri contentUri = Uri.fromFile(f);
102. mediaScanIntent.setData(contentUri);
103. this.sendBroadcast(mediaScanIntent);
104. }
105.
106. public static void createFolder()
107. {
108. File folder = new File(strSDCardPathName);
109. try
110. {
111.
112. if (!folder.exists()) {
113. folder.mkdir();
114. }
115. }catch(Exception ex){}
116.
117. }
118.
119. @Override
120. public boolean onCreateOptionsMenu(Menu menu) {
121. getMenuInflater().inflate(R.menu.main, menu);
122. return true;
123. }
124.
125.}
ช่วยกันสนับสนุนรักษาเว็บไซต์ความรู้แห่งนี้ไว้ด้วยการสนับสนุน 
