build.gradle
dependencies {
compile fileTree(dir: 'libs', include: ['*.jar'])
testCompile 'junit:junit:4.12'
compile 'com.android.support:appcompat-v7:23.1.1'
compile 'com.android.support:recyclerview-v7:23.1.1'
compile "com.android.support:cardview-v7:+"
compile 'com.android.support:design:23.1.1'
}
activity_main.xml
<android.support.design.widget.CoordinatorLayout
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@color/button_material_light">
<android.support.design.widget.AppBarLayout
android:id="@+id/app_bar"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:fitsSystemWindows="true">
<android.support.v7.widget.Toolbar
android:id="@+id/toolbar"
android:theme="@style/ThemeOverlay.AppCompat.ActionBar"
android:layout_width="match_parent"
android:layout_height="?attr/actionBarSize"
app:titleTextColor="@android:color/white"
app:layout_scrollFlags="scroll|enterAlways"
app:popupTheme="@style/ThemeOverlay.AppCompat.Light"
app:layout_collapseMode="pin" />
</android.support.design.widget.AppBarLayout>
<android.support.v7.widget.RecyclerView
android:id="@+id/card_list"
app:layout_behavior="@string/appbar_scrolling_view_behavior"
android:layout_width="match_parent"
android:layout_height="match_parent"/>
<android.support.design.widget.FloatingActionButton
android:id="@+id/fab"
app:layout_behavior=".ScrollAwareFABBehavior"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
app:layout_anchorGravity="bottom|right|end"
app:layout_anchor="@id/card_list"
android:layout_gravity="bottom|right"
android:src="@android:drawable/ic_dialog_email" />
</android.support.design.widget.CoordinatorLayout>
MainActivity.java
import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.support.v7.widget.Toolbar;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.TextView;
import java.util.ArrayList;
import java.util.List;
public class MainActivity extends AppCompatActivity {
final String rating_str = "4.1★";
final int app_list_count = 50;
AppInfoAdapter adapter;
List<AppInfo> list;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
//Toolbar初期化
Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
setSupportActionBar(toolbar);
LinearLayoutManager manager = new LinearLayoutManager(this);
manager.setOrientation(LinearLayoutManager.VERTICAL);
RecyclerView recycle = (RecyclerView) findViewById(R.id.card_list);
recycle.setHasFixedSize(true);
recycle.setLayoutManager(manager);
list = new ArrayList<>();
for (int i=0; i <= app_list_count; i++) {
AppInfo app = new AppInfo();
app.name = i + ".アプリ";
app.rating = rating_str;
app.developer_name = "デベロッパー " + i;
list.add(app);
}
adapter = new AppInfoAdapter(list);
recycle.setAdapter(adapter);
/*
ItemTouchHelper swipeToDismissTouchHelper = new ItemTouchHelper(new ItemTouchHelper.SimpleCallback(
0, ItemTouchHelper.LEFT | ItemTouchHelper.RIGHT) {
@Override
public int getMovementFlags(RecyclerView recyclerView, RecyclerView.ViewHolder viewHolder) {
return makeFlag(ItemTouchHelper.ACTION_STATE_IDLE, ItemTouchHelper.RIGHT) | makeFlag(ItemTouchHelper.ACTION_STATE_SWIPE, ItemTouchHelper.LEFT | ItemTouchHelper.RIGHT) |
makeFlag(ItemTouchHelper.ACTION_STATE_DRAG, ItemTouchHelper.DOWN | ItemTouchHelper.UP);
}
@Override
public boolean onMove(RecyclerView recyclerView, RecyclerView.ViewHolder viewHolder, RecyclerView.ViewHolder target) {
final int fromPos = viewHolder.getAdapterPosition();
final int toPos = target.getAdapterPosition();
adapter.notifyItemMoved(fromPos, toPos);
return true;
}
@Override
public void onSwiped(RecyclerView.ViewHolder viewHolder, int direction) {
// callback for swipe to dismiss, removing item from data and adapter
list.remove(viewHolder.getAdapterPosition());
adapter.notifyItemRemoved(viewHolder.getAdapterPosition());
}
});
swipeToDismissTouchHelper.attachToRecyclerView(recycle);
*/
}
@Override
public boolean onCreateOptionsMenu(Menu menu) {
getMenuInflater().inflate(R.menu.menu_main, menu);
return true;
}
public static class AppInfo {
protected String developer_name;//デベロッパーメイン
protected String name; //アプリの名前
protected String rating; //レーティング
}
public static class AppInfoAdapter extends RecyclerView.Adapter<AppInfoViewHolder> {
private List<AppInfo> AppInfo_list;
public AppInfoAdapter(List<AppInfo> AppInfo_list) {
this.AppInfo_list = AppInfo_list;
}
@Override
public int getItemCount() {
return AppInfo_list.size();
}
@Override
public void onBindViewHolder(AppInfoViewHolder ViewHolder, int i) {
AppInfo app = AppInfo_list.get(i);
ViewHolder.developer_name.setText(app.developer_name);
ViewHolder.name.setText(app.name);
ViewHolder.rating.setText(app.rating);
ViewHolder.icon.setImageResource(R.mipmap.ic_launcher);
}
@Override
public AppInfoViewHolder onCreateViewHolder(ViewGroup viewGroup, int i) {
View itemView = LayoutInflater.
from(viewGroup.getContext()).
inflate(R.layout.card_layout, viewGroup, false);
return new AppInfoViewHolder(itemView);
}
}
public static class AppInfoViewHolder extends RecyclerView.ViewHolder {
protected TextView name;
protected ImageView icon;
protected TextView rating;
protected TextView developer_name;
public AppInfoViewHolder(View v) {
super(v);
developer_name = (TextView) v.findViewById(R.id.developer_name);
name = (TextView) v.findViewById(R.id.app_name);
icon = (ImageView) v.findViewById(R.id.icon);
rating = (TextView) v.findViewById(R.id.rating);
}
}
}
res/layout/card_layout.xml
<?xml version="1.0" encoding="utf-8"?>
<android.support.v7.widget.CardView
xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/card_view"
android:layout_marginLeft="3dp"
android:layout_marginRight="3dp"
android:layout_width="match_parent"
android:layout_height="match_parent">
<RelativeLayout
android:layout_width="match_parent"
android:layout_height="match_parent">
<ImageView
android:id="@+id/icon"
android:background="@drawable/kakumaru"
android:layout_alignParentLeft="true"
android:layout_width="80dp"
android:layout_height="80dp" />
<TextView
android:id="@+id/app_name"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginTop="10dp"
android:layout_marginLeft="10dp"
android:layout_toRightOf="@id/icon"
android:textColor="@android:color/black"
android:textSize="15dp"/>
<TextView
android:id="@+id/developer_name"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textSize="12dp"
android:layout_marginLeft="10dp"
android:layout_marginTop="2dp"
android:layout_toRightOf="@id/icon"
android:layout_below="@id/app_name"/>
<TextView
android:id="@+id/rating"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginLeft="10dp"
android:layout_marginTop="2dp"
android:textSize="13dp"
android:textColor="#000"
android:layout_toRightOf="@id/icon"
android:layout_below="@id/developer_name"/>
<TextView
android:text="︙"
android:singleLine="true"
android:ellipsize="end"
android:rotation="90"
android:layout_alignParentTop="true"
android:layout_alignParentRight="true"
android:textSize="23dp"
android:textStyle="bold"
android:padding="4dp"
android:layout_width="wrap_content"
android:layout_height="wrap_content" />
<TextView
android:text="無料"
android:textColor="#689e38"
android:layout_alignParentBottom="true"
android:textSize="13dp"
android:layout_alignParentRight="true"
android:padding="11dp"
android:layout_width="wrap_content"
android:layout_height="wrap_content"/>
</RelativeLayout>
</android.support.v7.widget.CardView>
res/menu/menu_main.xml
<menu 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">
<item
android:id="@+id/action_settings"
android:orderInCategory="100"
android:title="@string/action_settings"
app:showAsAction="never" />
</menu>
res/drawable/kakumaru.xml
<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
<item>
<shape android:shape="rectangle">
<corners
android:topRightRadius="5dp"
android:bottomRightRadius="5dp"
android:bottomLeftRadius="5dp"
android:topLeftRadius="5dp"
android:color="#626262"
/>
<stroke
android:width="0.1dp"
/>
</shape>
</item>
</selector>
ScrollAwareFABBehavior.java
import android.content.Context;
import android.support.design.widget.CoordinatorLayout;
import android.support.design.widget.FloatingActionButton;
import android.support.v4.view.ViewCompat;
import android.util.AttributeSet;
import android.view.View;
public class ScrollAwareFABBehavior extends FloatingActionButton.Behavior {
public ScrollAwareFABBehavior(Context context, AttributeSet attrs) {
super();
}
@Override
public boolean onStartNestedScroll(final CoordinatorLayout coordinatorLayout, final FloatingActionButton child,
final View directTargetChild, final View target, final int nestedScrollAxes) {
// Ensure we react to vertical scrolling
return nestedScrollAxes == ViewCompat.SCROLL_AXIS_VERTICAL
|| super.onStartNestedScroll(coordinatorLayout, child, directTargetChild, target, nestedScrollAxes);
}
@Override
public void onNestedScroll(final CoordinatorLayout coordinatorLayout, final FloatingActionButton child,
final View target, final int dxConsumed, final int dyConsumed,
final int dxUnconsumed, final int dyUnconsumed) {
super.onNestedScroll(coordinatorLayout, child, target, dxConsumed, dyConsumed, dxUnconsumed, dyUnconsumed);
if (dyConsumed > 0 && child.getVisibility() == View.VISIBLE) {
// User scrolled down and the FAB is currently visible -> hide the FAB
child.hide();
} else if (dyConsumed < 0 && child.getVisibility() != View.VISIBLE) {
// User scrolled up and the FAB is currently not visible -> show the FAB
child.show();
}
}
}
style.xml
<resources>
<!-- Base application theme. -->
<style name="AppTheme" parent="Theme.AppCompat.Light.NoActionBar">
<!-- Customize your theme here. -->
<item name="colorPrimary">@color/colorPrimary</item><!-- Toolbar背景 -->
<item name="colorPrimaryDark">@color/colorPrimaryDark</item>
<item name="colorAccent">@color/colorAccent</item>
<item name="android:textColorPrimary">@android:color/white</item>
</style>
</resources>