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Docs: Sync browseable samples for lmp-docs

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Synced to developers/samples/android commit
bc036ecdf44cd03163c206096172299f3940b057.

Change-Id: Ib68230d79ca300e7db906aff2ebfc2cb6c6968f7
This commit is contained in:
Trevor Johns
2014-12-09 18:47:59 -08:00
parent 1ccf8350d5
commit abededd8f7
503 changed files with 8907 additions and 2690 deletions
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2
samples/browseable/GridViewPager/Wearable/AndroidManifest.xml
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@@ -18,7 +18,7 @@
package="com.example.android.wearable.gridviewpager" >
<uses-sdk android:minSdkVersion="20"
android:targetSdkVersion="20" />
android:targetSdkVersion="21" />
<uses-feature android:name="android.hardware.type.watch" />

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samples/browseable/GridViewPager/Wearable/res/drawable-nodpi/bugdroid_large.png Normal file
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27
samples/browseable/GridViewPager/Wearable/res/drawable/gradient.xml Normal file
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@@ -0,0 +1,27 @@
<?xml version="1.0" encoding="utf-8"?>
<!-- Copyright (C) 2014 The Android Open Source Project
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
-->
<shape xmlns:android="http://schemas.android.com/apk/res/android"
android:shape="rectangle" >
<gradient
android:angle="45"
android:endColor="#87CEEB"
android:centerColor="#768087"
android:startColor="#000"
android:type="linear" />
</shape>

34
samples/browseable/GridViewPager/Wearable/res/drawable/shape.xml Normal file
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@@ -0,0 +1,34 @@
<?xml version="1.0" encoding="utf-8"?>
<!-- Copyright (C) 2014 The Android Open Source Project
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
-->
<shape xmlns:android="http://schemas.android.com/apk/res/android"
android:shape="rectangle" >
<stroke
android:dashGap="4dp"
android:dashWidth="10dp"
android:width="6dp"
android:color="@color/black" />
<solid android:color="@color/white" />
<padding
android:bottom="20dp"
android:left="20dp"
android:right="20dp"
android:top="20dp" />
</shape>

23
samples/browseable/GridViewPager/Wearable/res/layout/activity_main.xml
View File

@@ -13,10 +13,21 @@
See the License for the specific language governing permissions and
limitations under the License.
-->
<android.support.wearable.view.GridViewPager
xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/pager"
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:keepScreenOn="true" />
android:layout_height="match_parent" >
<android.support.wearable.view.GridViewPager
android:id="@+id/pager"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:keepScreenOn="true" />
<android.support.wearable.view.DotsPageIndicator
android:id="@+id/page_indicator"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal|bottom">
</android.support.wearable.view.DotsPageIndicator>
</FrameLayout>

31
samples/browseable/GridViewPager/Wearable/res/layout/custom_fragment.xml Normal file
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@@ -0,0 +1,31 @@
<?xml version="1.0" encoding="utf-8"?>
<!-- Copyright (C) 2014 The Android Open Source Project
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
-->
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:background="@drawable/gradient" >
<TextView
android:id="@+id/text"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:layout_margin="8dp"
android:background="@drawable/shape"
android:text="@string/custom_fragment_text"
android:textColor="@color/primary_text_light"/>
</FrameLayout>

1
samples/browseable/GridViewPager/Wearable/res/values/dimens.xml
View File

@@ -18,4 +18,5 @@
<dimen name="page_row_margin">100dp</dimen>
<dimen name="page_column_margin">10dp</dimen>
<dimen name="page_column_margin_round">50dp</dimen>
<dimen name="card_margin_bottom">3dp</dimen>
</resources>

30
samples/browseable/GridViewPager/Wearable/res/values/strings.xml
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@@ -18,39 +18,25 @@
<string name="app_name">GridViewPager Sample</string>
<string name="welcome_title">GridViewPager</string>
<string name="welcome_text">Welcome!</string>
<string name="welcome_text">Sample App</string>
<string name="about_title">About</string>
<string name="about_text">Content is organized into multiple pages. Swipe
between cards to view other content.</string>
<string name="about_text">Content is organized into multiple pages. Swipe between cards to view other content.</string>
<string name="cards_title">Cards</string>
<string name="cards_text">Each page is created using a CardFragment. A
layout is placed inside the card and the rest is handled
automatically.</string>
<string name="cards_text">Each page is created using a CardFragment. A layout is placed inside the card and the rest is handled automatically.</string>
<string name="expansion_title">Expansion</string>
<string name="expansion_text">By default, each card will grow taller to
accommodate extra content. Tall cards can be scrolled through
like any scrollable view. The maximum height is controlled by
setExpansionFactor() with a default of 10 pages. After that
you\'ll notice a faded edge to indicate there is more. Expansion
can be disabled completely using setExpansionEnabled(false).
With this, the content will be clipped if it\'s taller than one
page.</string>
<string name="expansion_text">By default, each card will grow taller to accommodate extra content. Tall cards can be scrolled through like any scrollable view. The maximum height is controlled by setExpansionFactor() with a default of 10 pages. After that you\'ll notice a faded edge to indicate there is more. Expansion can be disabled completely using setExpansionEnabled(false). With this, the content will be clipped if it\'s taller than one page.</string>
<string name="backgrounds_title">Backgrounds</string>
<string name="backgrounds_text">Backgrounds are supplied by the adapter\'s
getBackground method. Parallax and crossfade effects are applied
automatically.</string>
<string name="backgrounds_text">Backgrounds are supplied by the adapter\'s getBackground method. Parallax and crossfade effects are applied automatically.</string>
<string name="columns_title">Columns</string>
<string name="columns_text">When moving between rows, the pager always
returns to column 0. This is adjustable in the adapter. See
method getCurrentColumnForRow().</string>
<string name="columns_text">When moving between rows, the pager always returns to column 0. This is adjustable in the adapter. See method getCurrentColumnForRow().</string>
<string name="dismiss_title">Dismiss</string>
<string name="dismiss_text">To exit the application, swipe from left to
right.</string>
<string name="dismiss_text">To exit the application, swipe from left to right.</string>
<string name="custom_fragment_text">"GridViewPager will accept any fragment. This is an example of a custom fragment with it's own background."</string>
</resources>

32
samples/browseable/GridViewPager/Wearable/src/com.example.android.wearable.gridviewpager/CustomFragment.java Normal file
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@@ -0,0 +1,32 @@
/*
* Copyright (C) 2014 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.example.android.wearable.gridviewpager;
import android.app.Fragment;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
public class CustomFragment extends Fragment {
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
return inflater.inflate(R.layout.custom_fragment, container, false);
}
}

3
samples/browseable/GridViewPager/Wearable/src/com.example.android.wearable.gridviewpager/MainActivity.java
View File

@@ -19,6 +19,7 @@ package com.example.android.wearable.gridviewpager;
import android.app.Activity;
import android.content.res.Resources;
import android.os.Bundle;
import android.support.wearable.view.DotsPageIndicator;
import android.support.wearable.view.GridViewPager;
import android.view.View;
import android.view.View.OnApplyWindowInsetsListener;
@@ -52,5 +53,7 @@ public class MainActivity extends Activity {
}
});
pager.setAdapter(new SampleGridPagerAdapter(this, getFragmentManager()));
DotsPageIndicator dotsPageIndicator = (DotsPageIndicator) findViewById(R.id.page_indicator);
dotsPageIndicator.setPager(pager);
}
}

196
samples/browseable/GridViewPager/Wearable/src/com.example.android.wearable.gridviewpager/SampleGridPagerAdapter.java
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@@ -19,22 +19,109 @@ package com.example.android.wearable.gridviewpager;
import android.app.Fragment;
import android.app.FragmentManager;
import android.content.Context;
import android.content.res.Resources;
import android.graphics.Point;
import android.graphics.drawable.ColorDrawable;
import android.graphics.drawable.Drawable;
import android.graphics.drawable.TransitionDrawable;
import android.os.AsyncTask;
import android.support.v4.util.LruCache;
import android.support.wearable.view.CardFragment;
import android.support.wearable.view.FragmentGridPagerAdapter;
import android.support.wearable.view.ImageReference;
import android.view.Gravity;
import android.support.wearable.view.GridPagerAdapter;
import android.util.Log;
import java.util.ArrayList;
import java.util.List;
/**
* Constructs fragments as requested by the GridViewPager. For each row a
* different background is provided.
* Constructs fragments as requested by the GridViewPager. For each row a different background is
* provided.
* <p>
* Always avoid loading resources from the main thread. In this sample, the background images are
* loaded from an background task and then updated using {@link #notifyRowBackgroundChanged(int)}
* and {@link #notifyPageBackgroundChanged(int, int)}.
*/
public class SampleGridPagerAdapter extends FragmentGridPagerAdapter {
private static final int TRANSITION_DURATION_MILLIS = 100;
private final Context mContext;
private List<Row> mRows;
private ColorDrawable mDefaultBg;
private ColorDrawable mClearBg;
public SampleGridPagerAdapter(Context ctx, FragmentManager fm) {
super(fm);
mContext = ctx;
mRows = new ArrayList<SampleGridPagerAdapter.Row>();
mRows.add(new Row(cardFragment(R.string.welcome_title, R.string.welcome_text)));
mRows.add(new Row(cardFragment(R.string.about_title, R.string.about_text)));
mRows.add(new Row(
cardFragment(R.string.cards_title, R.string.cards_text),
cardFragment(R.string.expansion_title, R.string.expansion_text)));
mRows.add(new Row(
cardFragment(R.string.backgrounds_title, R.string.backgrounds_text),
cardFragment(R.string.columns_title, R.string.columns_text)));
mRows.add(new Row(new CustomFragment()));
mRows.add(new Row(cardFragment(R.string.dismiss_title, R.string.dismiss_text)));
mDefaultBg = new ColorDrawable(R.color.dark_grey);
mClearBg = new ColorDrawable(android.R.color.transparent);
}
LruCache<Integer, Drawable> mRowBackgrounds = new LruCache<Integer, Drawable>(3) {
@Override
protected Drawable create(final Integer row) {
int resid = BG_IMAGES[row % BG_IMAGES.length];
new DrawableLoadingTask(mContext) {
@Override
protected void onPostExecute(Drawable result) {
TransitionDrawable background = new TransitionDrawable(new Drawable[] {
mDefaultBg,
result
});
mRowBackgrounds.put(row, background);
notifyRowBackgroundChanged(row);
background.startTransition(TRANSITION_DURATION_MILLIS);
}
}.execute(resid);
return mDefaultBg;
}
};
LruCache<Point, Drawable> mPageBackgrounds = new LruCache<Point, Drawable>(3) {
@Override
protected Drawable create(final Point page) {
// place bugdroid as the background at row 2, column 1
if (page.y == 2 && page.x == 1) {
int resid = R.drawable.bugdroid_large;
new DrawableLoadingTask(mContext) {
@Override
protected void onPostExecute(Drawable result) {
TransitionDrawable background = new TransitionDrawable(new Drawable[] {
mClearBg,
result
});
mPageBackgrounds.put(page, background);
notifyPageBackgroundChanged(page.y, page.x);
background.startTransition(TRANSITION_DURATION_MILLIS);
}
}.execute(resid);
}
return GridPagerAdapter.BACKGROUND_NONE;
}
};
private Fragment cardFragment(int titleRes, int textRes) {
Resources res = mContext.getResources();
CardFragment fragment =
CardFragment.create(res.getText(titleRes), res.getText(textRes));
// Add some extra bottom margin to leave room for the page indicator
fragment.setCardMarginBottom(
res.getDimensionPixelSize(R.dimen.card_margin_bottom));
return fragment;
}
static final int[] BG_IMAGES = new int[] {
@@ -45,90 +132,67 @@ public class SampleGridPagerAdapter extends FragmentGridPagerAdapter {
R.drawable.debug_background_5
};
/** A simple container for static data in each page */
private static class Page {
int titleRes;
int textRes;
int iconRes;
int cardGravity = Gravity.BOTTOM;
boolean expansionEnabled = true;
float expansionFactor = 1.0f;
int expansionDirection = CardFragment.EXPAND_DOWN;
/** A convenient container for a row of fragments. */
private class Row {
final List<Fragment> columns = new ArrayList<Fragment>();
public Page(int titleRes, int textRes, boolean expansion) {
this(titleRes, textRes, 0);
this.expansionEnabled = expansion;
public Row(Fragment... fragments) {
for (Fragment f : fragments) {
add(f);
}
}
public Page(int titleRes, int textRes, boolean expansion, float expansionFactor) {
this(titleRes, textRes, 0);
this.expansionEnabled = expansion;
this.expansionFactor = expansionFactor;
public void add(Fragment f) {
columns.add(f);
}
public Page(int titleRes, int textRes, int iconRes) {
this.titleRes = titleRes;
this.textRes = textRes;
this.iconRes = iconRes;
Fragment getColumn(int i) {
return columns.get(i);
}
public Page(int titleRes, int textRes, int iconRes, int gravity) {
this.titleRes = titleRes;
this.textRes = textRes;
this.iconRes = iconRes;
this.cardGravity = gravity;
public int getColumnCount() {
return columns.size();
}
}
private final Page[][] PAGES = {
{
new Page(R.string.welcome_title, R.string.welcome_text, R.drawable.bugdroid,
Gravity.CENTER_VERTICAL),
},
{
new Page(R.string.about_title, R.string.about_text, false),
},
{
new Page(R.string.cards_title, R.string.cards_text, true, 2),
new Page(R.string.expansion_title, R.string.expansion_text, true, 10),
},
{
new Page(R.string.backgrounds_title, R.string.backgrounds_text, true, 2),
new Page(R.string.columns_title, R.string.columns_text, true, 2)
},
{
new Page(R.string.dismiss_title, R.string.dismiss_text, R.drawable.bugdroid,
Gravity.CENTER_VERTICAL),
},
};
@Override
public Fragment getFragment(int row, int col) {
Page page = PAGES[row][col];
String title = page.titleRes != 0 ? mContext.getString(page.titleRes) : null;
String text = page.textRes != 0 ? mContext.getString(page.textRes) : null;
CardFragment fragment = CardFragment.create(title, text, page.iconRes);
// Advanced settings
fragment.setCardGravity(page.cardGravity);
fragment.setExpansionEnabled(page.expansionEnabled);
fragment.setExpansionDirection(page.expansionDirection);
fragment.setExpansionFactor(page.expansionFactor);
return fragment;
Row adapterRow = mRows.get(row);
return adapterRow.getColumn(col);
}
@Override
public ImageReference getBackground(int row, int column) {
return ImageReference.forDrawable(BG_IMAGES[row % BG_IMAGES.length]);
public Drawable getBackgroundForRow(final int row) {
return mRowBackgrounds.get(row);
}
@Override
public Drawable getBackgroundForPage(final int row, final int column) {
return mPageBackgrounds.get(new Point(column, row));
}
@Override
public int getRowCount() {
return PAGES.length;
return mRows.size();
}
@Override
public int getColumnCount(int rowNum) {
return PAGES[rowNum].length;
return mRows.get(rowNum).getColumnCount();
}
class DrawableLoadingTask extends AsyncTask<Integer, Void, Drawable> {
private static final String TAG = "Loader";
private Context context;
DrawableLoadingTask(Context context) {
this.context = context;
}
@Override
protected Drawable doInBackground(Integer... params) {
Log.d(TAG, "Loading asset 0x" + Integer.toHexString(params[0]));
return context.getResources().getDrawable(params[0]);
}
}
}