/*
* Copyright (C) 2015 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.documentsui.dirlist;
import static com.android.documentsui.model.DocumentInfo.getCursorInt;
import static com.android.documentsui.model.DocumentInfo.getCursorLong;
import static com.android.documentsui.model.DocumentInfo.getCursorString;
import android.content.Context;
import android.database.Cursor;
import android.net.Uri;
import android.provider.DocumentsContract;
import android.provider.DocumentsContract.Document;
import android.text.format.Formatter;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;
import com.android.documentsui.R;
import com.android.documentsui.RootCursorWrapper;
import com.android.documentsui.Shared;
import com.android.documentsui.State;
final class ListDocumentHolder extends DocumentHolder {
final TextView mTitle;
final LinearLayout mDetails; // Container of date/size/summary
final TextView mDate;
final TextView mSize;
final TextView mSummary;
final ImageView mIconMime;
final ImageView mIconThumb;
final ImageView mIconCheck;
final IconHelper mIconHelper;
public ListDocumentHolder(Context context, ViewGroup parent, IconHelper iconHelper) {
super(context, parent, R.layout.item_doc_list);
mTitle = (TextView) itemView.findViewById(android.R.id.title);
mDate = (TextView) itemView.findViewById(R.id.date);
mSize = (TextView) itemView.findViewById(R.id.size);
mSummary = (TextView) itemView.findViewById(android.R.id.summary);
mIconMime = (ImageView) itemView.findViewById(R.id.icon_mime);
mIconThumb = (ImageView) itemView.findViewById(R.id.icon_thumb);
mIconCheck = (ImageView) itemView.findViewById(R.id.icon_check);
// Warning: mDetails view doesn't exists in layout-sw720dp-land layout
mDetails = (LinearLayout) itemView.findViewById(R.id.line2);
mIconHelper = iconHelper;
}
@Override
public void setSelected(boolean selected, boolean animate) {
// We always want to make sure our check box disappears if we're not selected,
// even if the item is disabled. But it should be an error (see assert below)
// to be set to selected && be disabled.
float checkAlpha = selected ? 1f : 0f;
if (animate) {
mIconCheck.animate().alpha(checkAlpha).start();
} else {
mIconCheck.setAlpha(checkAlpha);
}
if (!itemView.isEnabled()) {
assert(!selected);
return;
}
super.setSelected(selected, animate);
if (animate) {
mIconMime.animate().alpha(1f - checkAlpha).start();
mIconThumb.animate().alpha(1f - checkAlpha).start();
} else {
mIconMime.setAlpha(1f - checkAlpha);
mIconThumb.setAlpha(1f - checkAlpha);
}
}
@Override
public void setEnabled(boolean enabled) {
super.setEnabled(enabled);
// Text colors enabled/disabled is handle via a color set.
final float imgAlpha = enabled ? 1f : DISABLED_ALPHA;
mIconMime.setAlpha(imgAlpha);
mIconThumb.setAlpha(imgAlpha);
}
/**
* Bind this view to the given document for display.
* @param cursor Pointing to the item to be bound.
* @param modelId The model ID of the item.
* @param state Current display state.
*/
@Override
public void bind(Cursor cursor, String modelId, State state) {
assert(cursor != null);
this.modelId = modelId;
final String docAuthority = getCursorString(cursor, RootCursorWrapper.COLUMN_AUTHORITY);
final String docId = getCursorString(cursor, Document.COLUMN_DOCUMENT_ID);
final String docMimeType = getCursorString(cursor, Document.COLUMN_MIME_TYPE);
final String docDisplayName = getCursorString(cursor, Document.COLUMN_DISPLAY_NAME);
final long docLastModified = getCursorLong(cursor, Document.COLUMN_LAST_MODIFIED);
final int docIcon = getCursorInt(cursor, Document.COLUMN_ICON);
final int docFlags = getCursorInt(cursor, Document.COLUMN_FLAGS);
final String docSummary = getCursorString(cursor, Document.COLUMN_SUMMARY);
final long docSize = getCursorLong(cursor, Document.COLUMN_SIZE);
final boolean isDirectory = Document.MIME_TYPE_DIR.equals(docMimeType);
mIconHelper.stopLoading(mIconThumb);
mIconMime.animate().cancel();
mIconMime.setAlpha(1f);
mIconThumb.animate().cancel();
mIconThumb.setAlpha(0f);
final Uri uri = DocumentsContract.buildDocumentUri(docAuthority, docId);
mIconHelper.loadThumbnail(uri, docMimeType, docFlags, docIcon, mIconThumb, mIconMime, null);
mTitle.setText(docDisplayName, TextView.BufferType.SPANNABLE);
mTitle.setVisibility(View.VISIBLE);
boolean hasDetails = false;
if (isDirectory) {
// Note, we don't show any details for any directory...ever.
hasDetails = false;
} else {
if (docSummary != null) {
hasDetails = true;
mSummary.setText(docSummary);
mSummary.setVisibility(View.VISIBLE);
} else {
mSummary.setVisibility(View.INVISIBLE);
}
if (docLastModified > 0) {
hasDetails = true;
mDate.setText(Shared.formatTime(mContext, docLastModified));
} else {
mDate.setText(null);
}
if (state.showSize && docSize > -1) {
hasDetails = true;
mSize.setVisibility(View.VISIBLE);
mSize.setText(Formatter.formatFileSize(mContext, docSize));
} else {
mSize.setVisibility(View.GONE);
}
}
// mDetails view doesn't exists in layout-sw720dp-land layout
if (mDetails != null) {
mDetails.setVisibility(hasDetails ? View.VISIBLE : View.GONE);
}
}
}