[Android application] LockScreen

simple widget lockscreen
Download app from Google Play

Bottom Sheet

build.gragle file 

compile 'com.android.support:appcompat-v7:25.2.0' 

compile 'com.android.support:design:25.2.0'

MainActivity

public class MainActivity extends AppCompatActivity {
    String TAG = "MainActivity";
    @Override 

 protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState); 

 setContentView(R.layout.activity_main); 

 View bottomSheet = findViewById(R.id.design_bottom_sheet); 

 final BottomSheetBehavior behavior = BottomSheetBehavior.from(bottomSheet); 

 // listen view change 

 behavior.setBottomSheetCallback(new BottomSheetBehavior.BottomSheetCallback() {
            @Override 

 public void onStateChanged(@NonNull View bottomSheet, int newState) {
 switch (newState) {
 case BottomSheetBehavior.STATE_DRAGGING:
 Log.d(TAG, "BottomSheetBehavior.STATE_DRAGGING"); 

 break; 

 case BottomSheetBehavior.STATE_SETTLING:

 Log.d(TAG, "BottomSheetBehavior.STATE_SETTLING"); 

 break; 

 case BottomSheetBehavior.STATE_EXPANDED:

 Log.d(TAG, "BottomSheetBehavior.STATE_EXPANDED"); 

 break; 

 case BottomSheetBehavior.STATE_COLLAPSED:

 Log.d(TAG, "BottomSheetBehavior.STATE_COLLAPSED"); 

 break; 

 case BottomSheetBehavior.STATE_HIDDEN:

 Log.d(TAG, "BottomSheetBehavior.STATE_HIDDEN"); 

 break;                }
            }

            @Override 

 public void onSlide(@NonNull View bottomSheet, float slideOffset) {
                Log.d(TAG, "slideOffset: " + slideOffset); 

                     }
        });
        Button button = (Button) findViewById(R.id.button); 

 button.setOnClickListener(new View.OnClickListener() {
            @Override 

 public void onClick(View view) {
                if (behavior.getState() == BottomSheetBehavior.STATE_COLLAPSED) {
                    behavior.setState(BottomSheetBehavior.STATE_EXPANDED); 

                 } else {
                    behavior.setState(BottomSheetBehavior.STATE_COLLAPSED); 

                 }
                      }
             }); 

          }
}

 activity_main

<?xml version="1.0" encoding="utf-8"?> 

<android.support.design.widget.CoordinatorLayout 

 xmlns:android="http://schemas.android.com/apk/res/android" 

 xmlns:app="http://schemas.android.com/apk/res-auto" 

 xmlns:tools="http://schemas.android.com/tools" 

 android:layout_width="match_parent" 

 android:layout_height="match_parent">
    <android.support.v4.widget.NestedScrollView 

 android:layout_width="match_parent" 

 android:layout_height="match_parent" 

 app:layout_behavior="@string/appbar_scrolling_view_behavior">
        <RelativeLayout 

 android:layout_width="match_parent" 

 android:layout_height="match_parent" 

 android:paddingBottom="@dimen/activity_vertical_margin" 

 android:paddingLeft="@dimen/activity_horizontal_margin" 

 android:paddingRight="@dimen/activity_horizontal_margin" 

 android:paddingTop="@dimen/activity_vertical_margin">
            <ImageView 

 android:id="@+id/image" 

 android:layout_width="wrap_content" 

 android:layout_height="wrap_content" 

 android:layout_centerHorizontal="true" 

 android:src="@mipmap/ic_launcher"/>
            <Button 

 android:id="@+id/button" 

 android:layout_width="wrap_content" 

 android:layout_height="wrap_content" 

 android:layout_below="@+id/image" 

 android:layout_centerHorizontal="true" 

 android:text="Show Bottom Sheet"/> 

 </RelativeLayout> 

 </android.support.v4.widget.NestedScrollView>
    <RelativeLayout 

 android:id="@+id/design_bottom_sheet" 

 android:layout_width="match_parent" 

 android:layout_height="match_parent" 

 android:background="@color/colorAccent" 

 android:paddingBottom="@dimen/activity_vertical_margin" 

 android:paddingLeft="@dimen/activity_horizontal_margin" 

 android:paddingRight="@dimen/activity_horizontal_margin" 

 android:paddingTop="@dimen/activity_vertical_margin" 

 app:behavior_hideable="true" 

 app:behavior_peekHeight="50dp" 

 app:elevation="4dp" 

 app:layout_behavior="@string/bottom_sheet_behavior">
        <TextView 

 android:id="@+id/bottomsheet_text" 

 android:layout_width="wrap_content" 

 android:layout_height="match_parent" 

 android:text="Introducing Bottom Sheets" 

 android:textColor="#FFFFFF"/>
    </RelativeLayout>

</android.support.design.widget.CoordinatorLayout>

[Android Application] Draw Doraemon

Draw Doraemon with sample picture 
Collections of drawing/sketches of anime cartoon
Doraemon Cartoon Characters 
Kids beginner friendly drawing
save and share picture after draw finish
support android >= 6.0 
enjoy this app
Download app from Google Play

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