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的另一个活动中附加来自oneActivity的值我有两个活动在这里我从一个活动中获取图像的像素，并将该值传递给下一个活动并将其存储在文本视图中作为String.AND当我采取下一个像素值，并传递到第二个活动文本视图中的较早值被替换为新的像素值。现在我需要的是，我想追加当前值与以前的值.i会告诉你我的代码更规范如何在android
///Selectpassword.java(where我得到的图像的piels）
public class Selectpassword extends Activity {
/** Called when the activity is first created. */
Bitmap overlay;
Paint pTouch;
int X = -100;
int Y = -100;
Canvas c2;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
Intent mIntent = getIntent();
int intValue = mIntent.getIntExtra("intVariableName", 0);
System.out.println("+++++++++++++++++++++"+intValue);
getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN);
requestWindowFeature(Window.FEATURE_NO_TITLE);
Bitmap mBitmap = BitmapFactory.decodeResource(getResources(),intValue);
Bitmap mBitmapover = BitmapFactory.decodeResource(getResources(), intValue);
overlay = BitmapFactory.decodeResource(getResources(),intValue).copy(Config.ARGB_8888, true);
c2 = new Canvas(overlay);
pTouch = new Paint(Paint.ANTI_ALIAS_FLAG);
// pTouch.setXfermode(new PorterDuffXfermode(Mode.TARGET);
pTouch.setColor(Color.TRANSPARENT);
pTouch.setMaskFilter(new BlurMaskFilter(15, Blur.NORMAL));
setContentView(new BitMapView(this, mBitmap,mBitmapover));
}
class BitMapView extends View {
Bitmap mBitmap = null;
Bitmap mBitmapover = null;
public BitMapView(Context context, Bitmap bm, Bitmap bmover) {
super(context);
mBitmap = bm;
mBitmapover = bmover;
}
@Override
public boolean onTouchEvent(MotionEvent ev) {
switch (ev.getAction()) {
case MotionEvent.ACTION_DOWN: {
X = (int) ev.getX();
Y = (int) ev.getY();
System.out.println("+++++++++++++++++++++++++++++"+X);
System.out.println("+++++++++++++++++++++++++++++"+Y);
invalidate();
Intent intent = new Intent(Selectpassword.this,Catogry.class);
intent.putExtra("intVariableName", X);//i put the value of the pixels
// intent.putExtra("intVariableName", Y);
startActivity(intent);
break;
}
case MotionEvent.ACTION_MOVE: {
X = (int) ev.getX();
Y = (int) ev.getY();
invalidate();
break;
}
case MotionEvent.ACTION_UP:
break;
}
return true;
}
@Override
protected void onDraw(Canvas canvas) {
// called when view is drawn
Paint paint = new Paint();
paint.setFilterBitmap(true);
//draw background
canvas.drawBitmap(mBitmap, 0, 0, null);
//copy the default overlay into temporary overlay and punch a hole in it
c2.drawBitmap(mBitmapover, 0, 0, null); //exclude this line to show all as you draw
c2.drawCircle(X, Y, 80, pTouch);
//draw the overlay over the background
canvas.drawBitmap(overlay, 0, 0, null);
}
}
}
//Catogry.java(Where我追加的pI在文本视图xels）
public class Catogry extends Activity {
LinearLayout background;
Spinner spinnerColor;
TextView password;
private static final String[] colorf =
{ "SELECT ANY FIELD","ANIMAL",
"BIRDS",
"BABYS",
};
private ArrayAdapter<String> adapter;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.catogry);
spinnerColor = (Spinner)findViewById(R.id.colorspinner);
adapter = new ArrayAdapter<String>(this,
android.R.layout.simple_spinner_item, colorf);
adapter.setDropDownViewResource(
android.R.layout.simple_spinner_dropdown_item);
spinnerColor.setAdapter(adapter);
spinnerColor.setSelection(0);
Intent mIntent = getIntent();
int passwords = mIntent.getIntExtra("intVariableName", 0);//getting the pixel and convent the values to string
password=(TextView)findViewById(R.id.appenpass);//text view
// password.setText(Integer.toString(passwords));
password.append(Integer.toString(passwords));//appending the values
spinnerColor.setOnItemSelectedListener(
new Spinner.OnItemSelectedListener(){
public void onItemSelected(AdapterView<?> arg0, View arg1, int position, long arg3) {
// TODO Auto-generated method stub
// setBackgroundColor(spinnerColor.getSelectedItem().toString());
switch(position){
case 0:
break;
case 1:
//call second class
Intent animal=new Intent(Catogry.this,Animals.class);
startActivity(animal);
break;
case 2:
//call third class
Intent bird=new Intent(Catogry.this,Birds.class);
startActivity(bird);
break;
case 3:
//call third class
Intent baby=new Intent(Catogry.this,Babys.class);
startActivity(baby);
break;
default:
break;
}
}
public void onNothingSelected(AdapterView<?> arg0) {
// TODO Auto-generated method stub
}});
}
}