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/*
* Copyright (C) 2011 Google Inc.
* Licensed to 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.android.ex.photo;
import android.content.ContentProvider;
import android.content.Context;
import android.content.Intent;
import com.android.ex.photo.fragments.PhotoViewFragment;
/**
* Build intents to start app activities
*/
public class Intents {
// Intent extras
public static final String EXTRA_PHOTO_INDEX = "photo_index";
public static final String EXTRA_PHOTO_ID = "photo_id";
public static final String EXTRA_PHOTOS_URI = "photos_uri";
public static final String EXTRA_RESOLVED_PHOTO_URI = "resolved_photo_uri";
public static final String EXTRA_PROJECTION = "projection";
public static final String EXTRA_THUMBNAIL_URI = "thumbnail_uri";
/**
* Gets a photo view intent builder to display the photos from phone activity.
*
* @param context The context
* @return The intent builder
*/
public static PhotoViewIntentBuilder newPhotoViewActivityIntentBuilder(Context context) {
return new PhotoViewIntentBuilder(context, PhotoViewActivity.class);
}
/**
* Gets a photo view intent builder to display the photo view fragment
*
* @param context The context
* @return The intent builder
*/
public static PhotoViewIntentBuilder newPhotoViewFragmentIntentBuilder(Context context) {
return new PhotoViewIntentBuilder(context, PhotoViewFragment.class);
}
/** Gets a new photo view intent builder */
public static PhotoViewIntentBuilder newPhotoViewIntentBuilder(
Context context, Class<? extends PhotoViewActivity> cls) {
return new PhotoViewIntentBuilder(context, cls);
}
/** Builder to create a photo view intent */
public static class PhotoViewIntentBuilder {
private final Intent mIntent;
/** The index of the photo to show */
private Integer mPhotoIndex;
/** The URI of the group of photos to display */
private String mPhotosUri;
/** The URL of the photo to display */
private String mResolvedPhotoUri;
/** The projection for the query to use; optional */
private String[] mProjection;
/** The URI of a thumbnail of the photo to display */
private String mThumbnailUri;
private PhotoViewIntentBuilder(Context context, Class<?> cls) {
mIntent = new Intent(context, cls);
}
/** Sets the photo index */
public PhotoViewIntentBuilder setPhotoIndex(Integer photoIndex) {
mPhotoIndex = photoIndex;
return this;
}
/** Sets the photos URI */
public PhotoViewIntentBuilder setPhotosUri(String photosUri) {
mPhotosUri = photosUri;
return this;
}
/** Sets the query projection */
public PhotoViewIntentBuilder setProjection(String[] projection) {
mProjection = projection;
return this;
}
/** Sets the resolved photo URI. This method is for the case
* where the URI given to {@link PhotoViewActivity} points directly
* to a single image and does not need to be resolved via a query
* to the {@link ContentProvider}. If this value is set, it supersedes
* {@link #setPhotosUri(String)}. */
public PhotoViewIntentBuilder setResolvedPhotoUri(String resolvedPhotoUri) {
mResolvedPhotoUri = resolvedPhotoUri;
return this;
}
/**
* Sets the URI for a thumbnail preview of the photo.
*/
public PhotoViewIntentBuilder setThumbnailUri(String thumbnailUri) {
mThumbnailUri = thumbnailUri;
return this;
}
/** Build the intent */
public Intent build() {
mIntent.setAction(Intent.ACTION_VIEW);
mIntent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_WHEN_TASK_RESET);
if (mPhotoIndex != null) {
mIntent.putExtra(EXTRA_PHOTO_INDEX, (int) mPhotoIndex);
}
if (mPhotosUri != null) {
mIntent.putExtra(EXTRA_PHOTOS_URI, mPhotosUri);
}
if (mResolvedPhotoUri != null) {
mIntent.putExtra(EXTRA_RESOLVED_PHOTO_URI, mResolvedPhotoUri);
}
if (mProjection != null) {
mIntent.putExtra(EXTRA_PROJECTION, mProjection);
}
if (mThumbnailUri != null) {
mIntent.putExtra(EXTRA_THUMBNAIL_URI, mThumbnailUri);
}
return mIntent;
}
}
}
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