quest for android

activity package com.kyho; import com.kyho.R; import android.content.Intent; import android.os.Bundle; import android.util.Log; import android.view.Menu; import android.view.View; import android.widget.FrameLayout; import android.widget.Toast; import com.kyho.camera.CameraActivity; import com.kyho.gesture.ActivitySwipeDetector; import com.kyho.gesture.SwipeInterface; public class MiddleActivity extends CameraActivity implements SwipeInterface { private static final String TAG = "MainActivity"; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); Log.d(TAG, "OnCreate!"); ActivitySwipeDetector swipe = new ActivitySwipeDetector(this); FrameLayout swipe_layout = (FrameLayout) findViewById(R.id.camera_preview); swipe_layout.setOnTouchListener(swipe); } @Override public boolean onCreateOptionsMenu(Menu menu) { // Inflate the menu; this adds items to the action bar if it is present. getMenuInflater().inflate(R.menu.left, menu); return true; } @Override public void bottom2top(View v) { // TODO Auto-generated method stub } @Override public void left2right(View v) { // TODO Auto-generated method stub switch(v.getId()){ case R.id.camera_preview: Toast.makeText(this, "left to right swipe", Toast.LENGTH_SHORT).show(); Intent intent = new Intent(this, LeftActivity.class); startActivity(intent); break; } } @Override public void right2left(View v) { // TODO Auto-generated method stub } @Override public void top2bottom(View v) { // TODO Auto-generated method stub } } ActivitySwipeDetector package com.kyho.gesture; import android.util.Log; import android.view.MotionEvent; import android.view.View; public class ActivitySwipeDetector implements View.OnTouchListener { static final String logTag = "ActivitySwipeDetector"; private SwipeInterface activity; static final int MIN_DISTANCE = 100; private float downX, downY, upX, upY; public ActivitySwipeDetector(SwipeInterface activity){ this.activity = activity; } public void onRightToLeftSwipe(View v){ Log.i(logTag, "RightToLeftSwipe!"); activity.right2left(v); } public void onLeftToRightSwipe(View v){ Log.i(logTag, "LeftToRightSwipe!"); activity.left2right(v); } public void onTopToBottomSwipe(View v){ Log.i(logTag, "onTopToBottomSwipe!"); activity.top2bottom(v); } public void onBottomToTopSwipe(View v){ Log.i(logTag, "onBottomToTopSwipe!"); activity.bottom2top(v); } public boolean onTouch(View v, MotionEvent event) { switch(event.getAction()){ case MotionEvent.ACTION_DOWN: { downX = event.getX(); downY = event.getY(); return true; } case MotionEvent.ACTION_UP: { upX = event.getX(); upY = event.getY(); float deltaX = downX - upX; float deltaY = downY - upY; // swipe horizontal? if(Math.abs(deltaX) > MIN_DISTANCE){ // left or right if(deltaX < 0) { this.onLeftToRightSwipe(v); return true; } if(deltaX > 0) { this.onRightToLeftSwipe(v); return true; } } else { Log.i(logTag, "Swipe was only " + Math.abs(deltaX) + " long, need at least " + MIN_DISTANCE); } // swipe vertical? if(Math.abs(deltaY) > MIN_DISTANCE){ // top or down if(deltaY < 0) { this.onTopToBottomSwipe(v); return true; } if(deltaY > 0) { this.onBottomToTopSwipe(v); return true; } } else { Log.i(logTag, "Swipe was only " + Math.abs(deltaX) + " long, need at least " + MIN_DISTANCE); v.performClick(); } } } return false; } } SwipeInterface package com.kyho.gesture; import android.view.View; public interface SwipeInterface { public void bottom2top(View v); public void left2right(View v); public void right2left(View v); public void top2bottom(View v); }

https://developer.android.com/training/implementing-navigation/lateral.html#horizontal-paging

https://github.com/rexstjohn/UltimateAndroidCameraGuide/blob/master/camera/src/main/java/com/ultimate/camera/fragments/NativeCameraFragment.java https://github.com/commonsguy/cwac-camera http://www.airpair.com/android/android-camera-development https://developer.android.com/guide/topics/media/camera.html

oAuth http://www.android-ios-tutorials.com/920/tumblr-login-using-sign-post/

You can also filter for intent in XML (<filter>) and Java (new intentFilter).

(6:27:18 PM) Steve Suh: cools

service - intervally do stuff intentservice - do it once and die (manually check an update once)

Most of the time you use async task to update UI

http://marakana.com/bookshelf/main_building_blocks_tutorial/service_overview.html