/* * 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.base.DocumentInfo.getCursorInt; import static com.android.documentsui.base.DocumentInfo.getCursorString; import android.content.Context; import android.database.Cursor; import android.graphics.Rect; import android.text.format.Formatter; import android.view.MotionEvent; import android.view.View; import android.view.ViewGroup; import android.widget.ImageView; import android.widget.LinearLayout; import android.widget.TextView; import androidx.annotation.Nullable; import com.android.documentsui.R; import com.android.documentsui.base.DocumentInfo; import com.android.documentsui.base.Lookup; import com.android.documentsui.base.Shared; import com.android.documentsui.base.State; import com.android.documentsui.base.UserId; import com.android.documentsui.roots.RootCursorWrapper; import com.android.documentsui.ui.Views; import java.util.function.Function; final class ListDocumentHolder extends DocumentHolder { private final TextView mTitle; private final @Nullable LinearLayout mDetails; // Container of date/size/summary private final TextView mDate; private final TextView mSize; private final TextView mType; private final ImageView mIconMime; private final ImageView mIconThumb; private final ImageView mIconCheck; private final ImageView mIconBriefcase; private final View mIconLayout; final View mPreviewIcon; private final IconHelper mIconHelper; private final Lookup mFileTypeLookup; // This is used in as a convenience in our bind method. private final DocumentInfo mDoc; public ListDocumentHolder(Context context, ViewGroup parent, IconHelper iconHelper, Lookup fileTypeLookup) { super(context, parent, R.layout.item_doc_list); mIconLayout = itemView.findViewById(R.id.icon); mIconMime = (ImageView) itemView.findViewById(R.id.icon_mime); mIconThumb = (ImageView) itemView.findViewById(R.id.icon_thumb); mIconCheck = (ImageView) itemView.findViewById(R.id.icon_check); mIconBriefcase = (ImageView) itemView.findViewById(R.id.icon_briefcase); mTitle = (TextView) itemView.findViewById(android.R.id.title); mSize = (TextView) itemView.findViewById(R.id.size); mDate = (TextView) itemView.findViewById(R.id.date); mType = (TextView) itemView.findViewById(R.id.file_type); // Warning: mDetails view doesn't exists in layout-sw720dp-land layout mDetails = (LinearLayout) itemView.findViewById(R.id.line2); mPreviewIcon = itemView.findViewById(R.id.preview_icon); mIconHelper = iconHelper; mFileTypeLookup = fileTypeLookup; mDoc = new DocumentInfo(); } @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) { fade(mIconCheck, checkAlpha).start(); } else { mIconCheck.setAlpha(checkAlpha); } if (!itemView.isEnabled()) { assert(!selected); return; } super.setSelected(selected, animate); if (animate) { fade(mIconMime, 1f - checkAlpha).start(); fade(mIconThumb, 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); } @Override public void bindPreviewIcon(boolean show, Function clickCallback) { if (mDoc.isDirectory()) { mPreviewIcon.setVisibility(View.GONE); } else { mPreviewIcon.setVisibility(show ? View.VISIBLE : View.GONE); if (show) { mPreviewIcon.setContentDescription( itemView.getResources().getString( mIconHelper.shouldShowBadge(mDoc.userId.getIdentifier()) ? R.string.preview_work_file : R.string.preview_file, mDoc.displayName)); mPreviewIcon.setAccessibilityDelegate( new PreviewAccessibilityDelegate(clickCallback)); } } } @Override public void bindBriefcaseIcon(boolean show) { mIconBriefcase.setVisibility(show ? View.VISIBLE : View.GONE); } @Override public boolean inDragRegion(MotionEvent event) { // If itemView is activated = selected, then whole region is interactive if (itemView.isActivated()) { return true; } // Do everything in global coordinates - it makes things simpler. int[] coords = new int[2]; mIconLayout.getLocationOnScreen(coords); Rect textBounds = new Rect(); mTitle.getPaint().getTextBounds( mTitle.getText().toString(), 0, mTitle.getText().length(), textBounds); Rect rect = new Rect( coords[0], coords[1], coords[0] + mIconLayout.getWidth() + textBounds.width(), coords[1] + Math.max(mIconLayout.getHeight(), textBounds.height())); // If the tap occurred inside icon or the text, these are interactive spots. return rect.contains((int) event.getRawX(), (int) event.getRawY()); } @Override public boolean inSelectRegion(MotionEvent event) { return (mDoc.isDirectory() && !(mAction == State.ACTION_BROWSE)) ? false : Views.isEventOver(event, mIconLayout); } @Override public boolean inPreviewIconRegion(MotionEvent event) { return Views.isEventOver(event, mPreviewIcon); } /** * 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. */ @Override public void bind(Cursor cursor, String modelId) { assert(cursor != null); mModelId = modelId; mDoc.updateFromCursor(cursor, UserId.of(getCursorInt(cursor, RootCursorWrapper.COLUMN_USER_ID)), getCursorString(cursor, RootCursorWrapper.COLUMN_AUTHORITY)); mIconHelper.stopLoading(mIconThumb); mIconMime.animate().cancel(); mIconMime.setAlpha(1f); mIconThumb.animate().cancel(); mIconThumb.setAlpha(0f); mIconHelper.load(mDoc, mIconThumb, mIconMime, null); mTitle.setText(mDoc.displayName, TextView.BufferType.SPANNABLE); mTitle.setVisibility(View.VISIBLE); boolean hasDetails = false; if (mDoc.isDirectory()) { // Note, we don't show any details for any directory...ever. hasDetails = false; } else { if (mDoc.lastModified > 0) { hasDetails = true; mDate.setText(Shared.formatTime(mContext, mDoc.lastModified)); } else { mDate.setText(null); } if (mDoc.size > -1) { hasDetails = true; mSize.setVisibility(View.VISIBLE); mSize.setText(Formatter.formatFileSize(mContext, mDoc.size)); } else { mSize.setVisibility(View.INVISIBLE); } mType.setText(mFileTypeLookup.lookup(mDoc.mimeType)); } // mDetails view doesn't exists in layout-sw720dp-land layout if (mDetails != null) { mDetails.setVisibility(hasDetails ? View.VISIBLE : View.GONE); } // TODO: Add document debug info // Call includeDebugInfo } }