| /* |
| * Copyright (C) 2009 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.contacts.editor; |
| |
| import android.content.Context; |
| import android.graphics.Bitmap; |
| import android.graphics.BitmapFactory; |
| import android.provider.ContactsContract.CommonDataKinds.Photo; |
| import android.util.AttributeSet; |
| import android.view.View; |
| import android.widget.ImageView; |
| import android.widget.LinearLayout; |
| |
| import com.android.contacts.R; |
| import com.android.contacts.common.model.RawContactDelta; |
| import com.android.contacts.common.ContactsUtils; |
| import com.android.contacts.common.model.ValuesDelta; |
| import com.android.contacts.common.model.dataitem.DataKind; |
| import com.android.contacts.util.ContactPhotoUtils; |
| |
| /** |
| * Simple editor for {@link Photo}. |
| */ |
| public class PhotoEditorView extends LinearLayout implements Editor { |
| |
| private ImageView mPhotoImageView; |
| private View mFrameView; |
| |
| private ValuesDelta mEntry; |
| private EditorListener mListener; |
| private View mTriangleAffordance; |
| |
| private boolean mHasSetPhoto = false; |
| private boolean mReadOnly; |
| |
| public PhotoEditorView(Context context) { |
| super(context); |
| } |
| |
| public PhotoEditorView(Context context, AttributeSet attrs) { |
| super(context, attrs); |
| } |
| |
| @Override |
| public void setEnabled(boolean enabled) { |
| super.setEnabled(enabled); |
| mFrameView.setEnabled(enabled); |
| } |
| |
| @Override |
| public void editNewlyAddedField() { |
| // Never called, since the user never adds a new photo-editor; |
| // you can only change the picture in an existing editor. |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| protected void onFinishInflate() { |
| super.onFinishInflate(); |
| mTriangleAffordance = findViewById(R.id.photo_triangle_affordance); |
| mPhotoImageView = (ImageView) findViewById(R.id.photo); |
| mFrameView = findViewById(R.id.frame); |
| mFrameView.setOnClickListener(new OnClickListener() { |
| @Override |
| public void onClick(View v) { |
| if (mListener != null) { |
| mListener.onRequest(EditorListener.REQUEST_PICK_PHOTO); |
| } |
| } |
| }); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public void onFieldChanged(String column, String value) { |
| throw new UnsupportedOperationException("Photos don't support direct field changes"); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public void setValues(DataKind kind, ValuesDelta values, RawContactDelta state, boolean readOnly, |
| ViewIdGenerator vig) { |
| mEntry = values; |
| mReadOnly = readOnly; |
| |
| setId(vig.getId(state, kind, values, 0)); |
| |
| if (values != null) { |
| // Try decoding photo if actual entry |
| final byte[] photoBytes = values.getAsByteArray(Photo.PHOTO); |
| if (photoBytes != null) { |
| final Bitmap photo = BitmapFactory.decodeByteArray(photoBytes, 0, |
| photoBytes.length); |
| |
| mPhotoImageView.setImageBitmap(photo); |
| mFrameView.setEnabled(isEnabled()); |
| mHasSetPhoto = true; |
| mEntry.setFromTemplate(false); |
| } else { |
| resetDefault(); |
| } |
| } else { |
| resetDefault(); |
| } |
| } |
| |
| /** |
| * Return true if a valid {@link Photo} has been set. |
| */ |
| public boolean hasSetPhoto() { |
| return mHasSetPhoto; |
| } |
| |
| /** |
| * Assign the given {@link Bitmap} as the new value, updating UI and |
| * readying for persisting through {@link ValuesDelta}. |
| */ |
| public void setPhotoBitmap(Bitmap photo) { |
| if (photo == null) { |
| // Clear any existing photo and return |
| mEntry.put(Photo.PHOTO, (byte[])null); |
| resetDefault(); |
| return; |
| } |
| |
| mPhotoImageView.setImageBitmap(photo); |
| mFrameView.setEnabled(isEnabled()); |
| mHasSetPhoto = true; |
| mEntry.setFromTemplate(false); |
| |
| // When the user chooses a new photo mark it as super primary |
| mEntry.setSuperPrimary(true); |
| |
| // Even though high-res photos cannot be saved by passing them via |
| // an EntityDeltaList (since they cause the Bundle size limit to be |
| // exceeded), we still pass a low-res thumbnail. This simplifies |
| // code all over the place, because we don't have to test whether |
| // there is a change in EITHER the delta-list OR a changed photo... |
| // this way, there is always a change in the delta-list. |
| final int size = ContactsUtils.getThumbnailSize(getContext()); |
| final Bitmap scaled = Bitmap.createScaledBitmap(photo, size, size, false); |
| final byte[] compressed = ContactPhotoUtils.compressBitmap(scaled); |
| if (compressed != null) mEntry.setPhoto(compressed); |
| } |
| |
| /** |
| * Set the super primary bit on the photo. |
| */ |
| public void setSuperPrimary(boolean superPrimary) { |
| mEntry.put(Photo.IS_SUPER_PRIMARY, superPrimary ? 1 : 0); |
| } |
| |
| protected void resetDefault() { |
| // Invalid photo, show default "add photo" place-holder |
| mPhotoImageView.setImageResource(R.drawable.ic_contact_picture_holo_light); |
| mFrameView.setEnabled(!mReadOnly && isEnabled()); |
| mHasSetPhoto = false; |
| mEntry.setFromTemplate(true); |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public void setEditorListener(EditorListener listener) { |
| mListener = listener; |
| |
| final boolean isPushable = listener != null; |
| mTriangleAffordance.setVisibility(isPushable ? View.VISIBLE : View.INVISIBLE); |
| mFrameView.setVisibility(isPushable ? View.VISIBLE : View.INVISIBLE); |
| } |
| |
| @Override |
| public void setDeletable(boolean deletable) { |
| // Photo is not deletable |
| } |
| |
| @Override |
| public boolean isEmpty() { |
| return !mHasSetPhoto; |
| } |
| |
| @Override |
| public void deleteEditor() { |
| // Photo is not deletable |
| } |
| |
| @Override |
| public void clearAllFields() { |
| resetDefault(); |
| } |
| } |