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/UserIdsAdapter.java | 244 +++++++++++++++++++++ 1 file changed, 244 insertions(+) create mode 100644 OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/UserIdsAdapter.java (limited to 'OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/UserIdsAdapter.java') diff --git a/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/UserIdsAdapter.java b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/UserIdsAdapter.java new file mode 100644 index 000000000..77da1d0e3 --- /dev/null +++ b/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/UserIdsAdapter.java @@ -0,0 +1,244 @@ +/* + * 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.database.Cursor; +import android.support.v4.widget.CursorAdapter; +import android.view.LayoutInflater; +import android.view.View; +import android.view.ViewGroup; +import android.widget.AdapterView; +import android.widget.CheckBox; +import android.widget.CompoundButton; +import android.widget.ImageView; +import android.widget.TextView; + +import org.sufficientlysecure.keychain.R; +import org.sufficientlysecure.keychain.helper.OtherHelper; +import org.sufficientlysecure.keychain.pgp.KeyRing; +import org.sufficientlysecure.keychain.provider.KeychainContract.Certs; +import org.sufficientlysecure.keychain.provider.KeychainContract.UserIds; +import org.sufficientlysecure.keychain.service.SaveKeyringParcel; + +import java.util.ArrayList; + +public class UserIdsAdapter extends CursorAdapter implements AdapterView.OnItemClickListener { + private LayoutInflater mInflater; + + private int mIndexUserId, mIndexRank; + private int mVerifiedId, mIsRevoked, mIsPrimary; + + private final ArrayList mCheckStates; + + private SaveKeyringParcel mSaveKeyringParcel; + + public static final String[] USER_IDS_PROJECTION = new String[]{ + UserIds._ID, + UserIds.USER_ID, + UserIds.RANK, + UserIds.VERIFIED, + UserIds.IS_PRIMARY, + UserIds.IS_REVOKED + }; + + public UserIdsAdapter(Context context, Cursor c, int flags, boolean showCheckBoxes, + SaveKeyringParcel saveKeyringParcel) { + super(context, c, flags); + mInflater = LayoutInflater.from(context); + + mCheckStates = showCheckBoxes ? new ArrayList() : null; + mSaveKeyringParcel = saveKeyringParcel; + + initIndex(c); + } + + public UserIdsAdapter(Context context, Cursor c, int flags, boolean showCheckBoxes) { + this(context, c, flags, showCheckBoxes, null); + } + + public UserIdsAdapter(Context context, Cursor c, int flags, SaveKeyringParcel saveKeyringParcel) { + this(context, c, flags, false, saveKeyringParcel); + } + + public UserIdsAdapter(Context context, Cursor c, int flags) { + this(context, c, flags, false, null); + } + + @Override + public Cursor swapCursor(Cursor newCursor) { + initIndex(newCursor); + if (mCheckStates != null) { + mCheckStates.clear(); + if (newCursor != null) { + int count = newCursor.getCount(); + mCheckStates.ensureCapacity(count); + // initialize to true (use case knowledge: we usually want to sign all uids) + for (int i = 0; i < count; i++) { + newCursor.moveToPosition(i); + int verified = newCursor.getInt(mVerifiedId); + mCheckStates.add(verified != Certs.VERIFIED_SECRET); + } + } + } + + 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) { + mIndexUserId = cursor.getColumnIndexOrThrow(UserIds.USER_ID); + mIndexRank = cursor.getColumnIndexOrThrow(UserIds.RANK); + mVerifiedId = cursor.getColumnIndexOrThrow(UserIds.VERIFIED); + mIsRevoked = cursor.getColumnIndexOrThrow(UserIds.IS_REVOKED); + mIsPrimary = cursor.getColumnIndexOrThrow(UserIds.IS_PRIMARY); + } + } + + @Override + public void bindView(View view, Context context, Cursor cursor) { + TextView vName = (TextView) view.findViewById(R.id.userId); + TextView vAddress = (TextView) view.findViewById(R.id.address); + TextView vComment = (TextView) view.findViewById(R.id.comment); + ImageView vVerified = (ImageView) view.findViewById(R.id.certified); + + String[] userId = KeyRing.splitUserId(cursor.getString(mIndexUserId)); + if (userId[0] != null) { + vName.setText(userId[0]); + } else { + vName.setText(R.string.user_id_no_name); + } + if (userId[1] != null) { + vAddress.setText(userId[1]); + vAddress.setVisibility(View.VISIBLE); + } else { + vAddress.setVisibility(View.GONE); + } + if (userId[2] != null) { + vComment.setText(userId[2]); + vComment.setVisibility(View.VISIBLE); + } else { + vComment.setVisibility(View.GONE); + } + + // show small star icon for primary user ids + boolean isPrimary = cursor.getInt(mIsPrimary) != 0; + + if (cursor.getInt(mIsRevoked) > 0) { + + // set revocation icon (can this even be primary?) + vVerified.setImageResource(R.drawable.key_certify_revoke); + + // disable and strike through text for revoked user ids + vName.setEnabled(false); + vAddress.setEnabled(false); + vName.setText(OtherHelper.strikeOutText(vName.getText())); + vAddress.setText(OtherHelper.strikeOutText(vAddress.getText())); + } else { + vName.setEnabled(true); + vAddress.setEnabled(true); + + int verified = cursor.getInt(mVerifiedId); + switch (verified) { + case Certs.VERIFIED_SECRET: + vVerified.setImageResource(isPrimary + ? R.drawable.key_certify_primary_ok_depth0 + : R.drawable.key_certify_ok_depth0); + break; + case Certs.VERIFIED_SELF: + vVerified.setImageResource(isPrimary + ? R.drawable.key_certify_primary_ok_self + : R.drawable.key_certify_ok_self); + break; + default: + vVerified.setImageResource(R.drawable.key_certify_error); + break; + } + } + + // don't care further if checkboxes aren't shown + if (mCheckStates == null) { + return; + } + + final CheckBox vCheckBox = (CheckBox) view.findViewById(R.id.checkBox); + final int position = cursor.getPosition(); + vCheckBox.setOnCheckedChangeListener(null); + vCheckBox.setChecked(mCheckStates.get(position)); + vCheckBox.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() { + @Override + public void onCheckedChanged(CompoundButton compoundButton, boolean b) { + mCheckStates.set(position, b); + } + }); + vCheckBox.setClickable(false); + } + + public void onItemClick(AdapterView adapter, View view, int position, long id) { + CheckBox box = ((CheckBox) view.findViewById(R.id.checkBox)); + if (box != null) { + box.toggle(); + } + } + + public ArrayList getSelectedUserIds() { + ArrayList result = new ArrayList(); + for (int i = 0; i < mCheckStates.size(); i++) { + if (mCheckStates.get(i)) { + mCursor.moveToPosition(i); + result.add(mCursor.getString(mIndexUserId)); + } + } + return result; + } + + @Override + public View newView(Context context, Cursor cursor, ViewGroup parent) { + View view = mInflater.inflate(R.layout.view_key_userids_item, null); + // only need to do this once ever, since mShowCheckBoxes is final + view.findViewById(R.id.checkBox).setVisibility(mCheckStates != null ? View.VISIBLE : View.GONE); + return view; + } + + // Disable selection of items for lists without checkboxes, http://stackoverflow.com/a/4075045 + @Override + public boolean areAllItemsEnabled() { + if (mCheckStates == null) { + return false; + } else { + return super.areAllItemsEnabled(); + } + } + + // Disable selection of items for lists without checkboxes, http://stackoverflow.com/a/4075045 + @Override + public boolean isEnabled(int position) { + if (mCheckStates == null) { + return false; + } else { + return super.isEnabled(position); + } + } + +} -- cgit v1.2.3