From 106e1fcf0344ddf98f65b7c7adc706da19faef7d Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Dominik=20Sch=C3=BCrmann?= Date: Sun, 22 Jun 2014 16:03:03 +0200 Subject: Rename adapter --- .../keychain/ui/adapter/SubkeysAdapter.java | 211 +++++++++++++++++++++ 1 file changed, 211 insertions(+) create mode 100644 OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/SubkeysAdapter.java (limited to 'OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/SubkeysAdapter.java') diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/SubkeysAdapter.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/SubkeysAdapter.java new file mode 100644 index 000000000..6d8455589 --- /dev/null +++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/SubkeysAdapter.java @@ -0,0 +1,211 @@ +/* + * Copyright (C) 2014 Dominik Schürmann + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +package org.sufficientlysecure.keychain.ui.adapter; + +import android.content.Context; +import android.content.res.ColorStateList; +import android.database.Cursor; +import android.support.v4.widget.CursorAdapter; +import android.text.format.DateFormat; +import android.view.LayoutInflater; +import android.view.View; +import android.view.ViewGroup; +import android.widget.ImageView; +import android.widget.TextView; + +import org.sufficientlysecure.keychain.R; +import org.sufficientlysecure.keychain.helper.OtherHelper; +import org.sufficientlysecure.keychain.pgp.PgpKeyHelper; +import org.sufficientlysecure.keychain.provider.KeychainContract.Keys; + +import java.util.Date; + +public class SubkeysAdapter extends CursorAdapter { + private LayoutInflater mInflater; + + private int mIndexKeyId; + private int mIndexAlgorithm; + private int mIndexKeySize; + private int mIndexRank; + private int mIndexCanCertify; + private int mIndexCanEncrypt; + private int mIndexCanSign; + private int mIndexHasSecret; + private int mIndexRevokedKey; + private int mIndexExpiry; + + private boolean hasAnySecret; + + private ColorStateList mDefaultTextColor; + + public static final String[] KEYS_PROJECTION = new String[] { + Keys._ID, + Keys.KEY_ID, + Keys.RANK, + Keys.ALGORITHM, + Keys.KEY_SIZE, + Keys.HAS_SECRET, + Keys.CAN_CERTIFY, + Keys.CAN_ENCRYPT, + Keys.CAN_SIGN, + Keys.IS_REVOKED, + Keys.CREATION, + Keys.EXPIRY, + Keys.FINGERPRINT + }; + + public SubkeysAdapter(Context context, Cursor c, int flags) { + super(context, c, flags); + + mInflater = LayoutInflater.from(context); + + initIndex(c); + } + + @Override + public Cursor swapCursor(Cursor newCursor) { + initIndex(newCursor); + + hasAnySecret = false; + if (newCursor != null) { + newCursor.moveToFirst(); + do { + if (newCursor.getInt(mIndexHasSecret) != 0) { + hasAnySecret = true; + break; + } + } while (newCursor.moveToNext()); + } + + return super.swapCursor(newCursor); + } + + /** + * Get column indexes for performance reasons just once in constructor and swapCursor. For a + * performance comparison see http://stackoverflow.com/a/17999582 + * + * @param cursor + */ + private void initIndex(Cursor cursor) { + if (cursor != null) { + mIndexKeyId = cursor.getColumnIndexOrThrow(Keys.KEY_ID); + mIndexAlgorithm = cursor.getColumnIndexOrThrow(Keys.ALGORITHM); + mIndexKeySize = cursor.getColumnIndexOrThrow(Keys.KEY_SIZE); + mIndexRank = cursor.getColumnIndexOrThrow(Keys.RANK); + mIndexCanCertify = cursor.getColumnIndexOrThrow(Keys.CAN_CERTIFY); + mIndexCanEncrypt = cursor.getColumnIndexOrThrow(Keys.CAN_ENCRYPT); + mIndexCanSign = cursor.getColumnIndexOrThrow(Keys.CAN_SIGN); + mIndexHasSecret = cursor.getColumnIndexOrThrow(Keys.HAS_SECRET); + mIndexRevokedKey = cursor.getColumnIndexOrThrow(Keys.IS_REVOKED); + mIndexExpiry = cursor.getColumnIndexOrThrow(Keys.EXPIRY); + } + } + + @Override + public void bindView(View view, Context context, Cursor cursor) { + TextView keyId = (TextView) view.findViewById(R.id.keyId); + TextView keyDetails = (TextView) view.findViewById(R.id.keyDetails); + TextView keyExpiry = (TextView) view.findViewById(R.id.keyExpiry); + ImageView masterKeyIcon = (ImageView) view.findViewById(R.id.ic_masterKey); + ImageView certifyIcon = (ImageView) view.findViewById(R.id.ic_certifyKey); + ImageView encryptIcon = (ImageView) view.findViewById(R.id.ic_encryptKey); + ImageView signIcon = (ImageView) view.findViewById(R.id.ic_signKey); + ImageView revokedKeyIcon = (ImageView) view.findViewById(R.id.ic_revokedKey); + + String keyIdStr = PgpKeyHelper.convertKeyIdToHex(cursor.getLong(mIndexKeyId)); + String algorithmStr = PgpKeyHelper.getAlgorithmInfo( + context, + cursor.getInt(mIndexAlgorithm), + cursor.getInt(mIndexKeySize) + ); + + keyId.setText(keyIdStr); + // may be set with additional "stripped" later on + if (hasAnySecret && cursor.getInt(mIndexHasSecret) == 0) { + keyDetails.setText(algorithmStr + ", " + + context.getString(R.string.key_stripped)); + } else { + keyDetails.setText(algorithmStr); + } + + // Set icons according to properties + masterKeyIcon.setVisibility(cursor.getInt(mIndexRank) == 0 ? View.VISIBLE : View.INVISIBLE); + certifyIcon.setVisibility(cursor.getInt(mIndexCanCertify) != 0 ? View.VISIBLE : View.GONE); + encryptIcon.setVisibility(cursor.getInt(mIndexCanEncrypt) != 0 ? View.VISIBLE : View.GONE); + signIcon.setVisibility(cursor.getInt(mIndexCanSign) != 0 ? View.VISIBLE : View.GONE); + + boolean valid = true; + if (cursor.getInt(mIndexRevokedKey) > 0) { + revokedKeyIcon.setVisibility(View.VISIBLE); + + valid = false; + } else { + keyId.setTextColor(mDefaultTextColor); + keyDetails.setTextColor(mDefaultTextColor); + keyExpiry.setTextColor(mDefaultTextColor); + + revokedKeyIcon.setVisibility(View.GONE); + } + + if (!cursor.isNull(mIndexExpiry)) { + Date expiryDate = new Date(cursor.getLong(mIndexExpiry) * 1000); + + valid = valid && expiryDate.after(new Date()); + keyExpiry.setText( + context.getString(R.string.label_expiry) + ": " + + DateFormat.getDateFormat(context).format(expiryDate)); + } else { + keyExpiry.setText( + context.getString(R.string.label_expiry) + ": " + + context.getString(R.string.none)); + } + + // if key is expired or revoked, strike through text + if (!valid) { + keyId.setText(OtherHelper.strikeOutText(keyId.getText())); + keyDetails.setText(OtherHelper.strikeOutText(keyDetails.getText())); + keyExpiry.setText(OtherHelper.strikeOutText(keyExpiry.getText())); + } + keyId.setEnabled(valid); + keyDetails.setEnabled(valid); + keyExpiry.setEnabled(valid); + } + + @Override + public View newView(Context context, Cursor cursor, ViewGroup parent) { + View view = mInflater.inflate(R.layout.view_key_keys_item, null); + if (mDefaultTextColor == null) { + TextView keyId = (TextView) view.findViewById(R.id.keyId); + mDefaultTextColor = keyId.getTextColors(); + } + return view; + } + + // Disable selection of items, http://stackoverflow.com/a/4075045 + @Override + public boolean areAllItemsEnabled() { + return false; + } + + // Disable selection of items, http://stackoverflow.com/a/4075045 + @Override + public boolean isEnabled(int position) { + return false; + } + +} -- cgit v1.2.3