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rubensousarubensousa
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Finish grid sample
1 parent 72e3626 commit f933db6

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6 files changed

+115
-2
lines changed

6 files changed

+115
-2
lines changed

‎app/src/main/AndroidManifest.xml

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@@ -14,6 +14,8 @@
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<category android:name="android.intent.category.LAUNCHER" />
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</intent-filter>
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</activity>
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<activity android:name=".GridActivity" />
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</application>
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</manifest>

‎app/src/main/java/com/github/rubensousa/recyclerviewsnap/GridActivity.java

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package com.github.rubensousa.recyclerviewsnap;
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import android.os.Bundle;
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import android.support.v7.app.AppCompatActivity;
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import android.support.v7.widget.GridLayoutManager;
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import android.support.v7.widget.RecyclerView;
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import android.view.Gravity;
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import com.github.rubensousa.gravitysnaphelper.GravitySnapHelper;
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import java.util.ArrayList;
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import java.util.List;
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public class GridActivity extends AppCompatActivity {
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private RecyclerView mRecyclerView;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_grid);
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mRecyclerView = (RecyclerView) findViewById(R.id.recyclerView);
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Adapter adapter = new Adapter(false, false, getApps());
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mRecyclerView.setLayoutManager(new GridLayoutManager(this, 2));
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mRecyclerView.setHasFixedSize(true);
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mRecyclerView.setAdapter(adapter);
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new GravitySnapHelper(Gravity.TOP).attachToRecyclerView(mRecyclerView);
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}
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private List<App> getApps() {
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List<App> apps = new ArrayList<>();
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apps.add(new App("Google+", R.drawable.ic_google_48dp, 4.6f));
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apps.add(new App("Gmail", R.drawable.ic_gmail_48dp, 4.8f));
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apps.add(new App("Inbox", R.drawable.ic_inbox_48dp, 4.5f));
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apps.add(new App("Google Keep", R.drawable.ic_keep_48dp, 4.2f));
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apps.add(new App("Google Drive", R.drawable.ic_drive_48dp, 4.6f));
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apps.add(new App("Hangouts", R.drawable.ic_hangouts_48dp, 3.9f));
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apps.add(new App("Google Photos", R.drawable.ic_photos_48dp, 4.6f));
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apps.add(new App("Messenger", R.drawable.ic_messenger_48dp, 4.2f));
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apps.add(new App("Sheets", R.drawable.ic_sheets_48dp, 4.2f));
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apps.add(new App("Slides", R.drawable.ic_slides_48dp, 4.2f));
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apps.add(new App("Docs", R.drawable.ic_docs_48dp, 4.2f));
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apps.add(new App("Google+", R.drawable.ic_google_48dp, 4.6f));
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apps.add(new App("Gmail", R.drawable.ic_gmail_48dp, 4.8f));
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apps.add(new App("Inbox", R.drawable.ic_inbox_48dp, 4.5f));
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apps.add(new App("Google Keep", R.drawable.ic_keep_48dp, 4.2f));
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apps.add(new App("Google Drive", R.drawable.ic_drive_48dp, 4.6f));
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apps.add(new App("Hangouts", R.drawable.ic_hangouts_48dp, 3.9f));
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apps.add(new App("Google Photos", R.drawable.ic_photos_48dp, 4.6f));
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apps.add(new App("Messenger", R.drawable.ic_messenger_48dp, 4.2f));
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apps.add(new App("Sheets", R.drawable.ic_sheets_48dp, 4.2f));
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apps.add(new App("Slides", R.drawable.ic_slides_48dp, 4.2f));
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apps.add(new App("Docs", R.drawable.ic_docs_48dp, 4.2f));
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return apps;
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}
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}

‎app/src/main/java/com/github/rubensousa/recyclerviewsnap/MainActivity.java

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package com.github.rubensousa.recyclerviewsnap;
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import android.content.Intent;
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import android.support.v7.app.AppCompatActivity;
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import android.os.Bundle;
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import android.support.v7.widget.GridLayoutManager;
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import android.support.v7.widget.LinearLayoutManager;
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import android.support.v7.widget.RecyclerView;
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import android.support.v7.widget.Toolbar;
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import android.view.Gravity;
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import android.view.MenuItem;
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import com.github.rubensousa.gravitysnaphelper.GravitySnapHelper;
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import java.util.ArrayList;
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import java.util.List;
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@@ -76,6 +80,17 @@ private List<App> getApps() {
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apps.add(new App("Sheets", R.drawable.ic_sheets_48dp, 4.2f));
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apps.add(new App("Slides", R.drawable.ic_slides_48dp, 4.2f));
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apps.add(new App("Docs", R.drawable.ic_docs_48dp, 4.2f));
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apps.add(new App("Google+", R.drawable.ic_google_48dp, 4.6f));
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apps.add(new App("Gmail", R.drawable.ic_gmail_48dp, 4.8f));
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apps.add(new App("Inbox", R.drawable.ic_inbox_48dp, 4.5f));
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apps.add(new App("Google Keep", R.drawable.ic_keep_48dp, 4.2f));
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apps.add(new App("Google Drive", R.drawable.ic_drive_48dp, 4.6f));
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apps.add(new App("Hangouts", R.drawable.ic_hangouts_48dp, 3.9f));
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apps.add(new App("Google Photos", R.drawable.ic_photos_48dp, 4.6f));
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apps.add(new App("Messenger", R.drawable.ic_messenger_48dp, 4.2f));
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apps.add(new App("Sheets", R.drawable.ic_sheets_48dp, 4.2f));
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apps.add(new App("Slides", R.drawable.ic_slides_48dp, 4.2f));
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apps.add(new App("Docs", R.drawable.ic_docs_48dp, 4.2f));
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return apps;
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}
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mHorizontal = !mHorizontal;
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setupAdapter();
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item.setTitle(mHorizontal ? "Vertical" : "Horizontal");
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} else if (item.getItemId() == R.id.grid) {
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startActivity(new Intent(this, GridActivity.class));
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}
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return false;
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}

‎app/src/main/res/layout/activity_grid.xml

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<?xml version="1.0" encoding="utf-8"?>
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<android.support.design.widget.CoordinatorLayout xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:app="http://schemas.android.com/apk/res-auto"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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android:fitsSystemWindows="true">
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<android.support.v7.widget.RecyclerView
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android:id="@+id/recyclerView"
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android:layout_width="match_parent"
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android:layout_height="wrap_content"
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app:layout_behavior="@string/appbar_scrolling_view_behavior" />
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<android.support.design.widget.AppBarLayout
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android:layout_width="match_parent"
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android:layout_height="wrap_content"
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android:theme="@style/AppTheme.AppBarOverlay">
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<android.support.v7.widget.Toolbar
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android:id="@+id/toolbar"
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android:layout_width="match_parent"
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android:layout_height="?actionBarSize"
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app:popupTheme="@style/AppTheme.PopupOverlay"
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app:title="@string/app_name" />
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</android.support.design.widget.AppBarLayout>
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</android.support.design.widget.CoordinatorLayout>

‎app/src/main/res/menu/main.xml

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android:id="@+id/layoutType"
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android:title="Vertical"
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app:showAsAction="always"></item>
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<item
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android:id="@+id/grid"
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android:title="Grid"
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app:showAsAction="always"></item>
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</menu>

‎gravitysnaphelper/src/main/java/com/github/rubensousa/gravitysnaphelper/GravityDelegate.java

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@@ -180,7 +180,7 @@ private View findStartView(RecyclerView.LayoutManager layoutManager,
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// to avoid having the last item not completely visible.
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boolean endOfList = ((LinearLayoutManager) layoutManager)
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.findLastCompletelyVisibleItemPosition()
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>= layoutManager.getItemCount() - offset;
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== layoutManager.getItemCount() - 1;
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if (visibleWidth > 0.5f && !endOfList) {
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return child;
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// If we're at the start of the list, we shouldn't snap
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// to avoid having the first item not completely visible.
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boolean startOfList = ((LinearLayoutManager) layoutManager)
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.findFirstCompletelyVisibleItemPosition() <= offset - 1;
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.findFirstCompletelyVisibleItemPosition() == 0;
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if (visibleWidth > 0.5f && !startOfList) {
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return child;

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