progressDialog=new ProgressDialog(MainActivity.this);
progressDialog.setMessage("message");
progressDialog.setTitle("title");
progressDialog.setMax(20);
progressDialog.setProgressStyle(ProgressDialog.STYLE_HORIZONTAL);
- May 23 Sat 2015 18:28
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Async Task with ProgressDialog
- Apr 20 Mon 2015 01:10
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Android Notes - Device Width & Height
DisplayMetrics displayMetrics=new DisplayMetrics();
getWindowManager().getDefaultDisplay().getMetrics(displayMetrics);
gridView.setNumColumns(displayMetrics.widthPixels / 200); // Example of using device'width
- Apr 19 Sun 2015 22:14
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Android Notes - Example about Bitmap
Drawable to Bitmap
Bitmap bitmap = BitmapFactory.decodeResource(context.getResources(),DRAWABLE_IMAGE);
Make a Thumbnail // you may change 100 to any size you want
bitmap = ThumbnailUtils.extractThumbnail(bitmap, 100, 100);
- Apr 19 Sun 2015 13:18
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Android Notes - AsyncTask (Load Image from URL)
public class LoadImage extends AsyncTask<String,Void,Bitmap>{
ImageView imageView;
public LoadImage(ImageView imageView){
this.imageView=imageView;
}
- Mar 06 Fri 2015 17:40
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Android - FileInputStream 實作方法(2)
- Mar 04 Wed 2015 18:57
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Android - FileInputStream 實作方法
在網上找了些 FileInputStream 的實作方法
方法 1
try {
FileInputStream fileInputStream=openFileInput(FILE_NAME);
byte[] buffer=new byte[1024];
1
