open-keychain/OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/adapter/UserIdsAdapter.java
2014-08-05 17:59:05 +02:00

304 lines
12 KiB
Java

/*
* Copyright (C) 2014 Dominik Schürmann <dominik@dominikschuermann.de>
*
* 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 <http://www.gnu.org/licenses/>.
*/
package org.sufficientlysecure.keychain.ui.adapter;
import android.content.Context;
import android.database.Cursor;
import android.graphics.PorterDuff;
import android.graphics.Typeface;
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 final ArrayList<Boolean> 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
};
private static final int INDEX_ID = 0;
private static final int INDEX_USER_ID = 1;
private static final int INDEX_RANK = 2;
private static final int INDEX_VERIFIED = 3;
private static final int INDEX_IS_PRIMARY = 4;
private static final int INDEX_IS_REVOKED = 5;
public UserIdsAdapter(Context context, Cursor c, int flags, boolean showCheckBoxes,
SaveKeyringParcel saveKeyringParcel) {
super(context, c, flags);
mInflater = LayoutInflater.from(context);
mCheckStates = showCheckBoxes ? new ArrayList<Boolean>() : null;
mSaveKeyringParcel = saveKeyringParcel;
}
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) {
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(INDEX_VERIFIED);
mCheckStates.add(verified != Certs.VERIFIED_SECRET);
}
}
}
return super.swapCursor(newCursor);
}
@Override
public void bindView(View view, Context context, Cursor cursor) {
TextView vName = (TextView) view.findViewById(R.id.user_id_item_name);
TextView vAddress = (TextView) view.findViewById(R.id.user_id_item_address);
TextView vComment = (TextView) view.findViewById(R.id.user_id_item_comment);
ImageView vVerified = (ImageView) view.findViewById(R.id.user_id_item_certified);
View vVerifiedLayout = view.findViewById(R.id.user_id_item_certified_layout);
ImageView vEditImage = (ImageView) view.findViewById(R.id.user_id_item_edit_image);
ImageView vDeleteButton = (ImageView) view.findViewById(R.id.user_id_item_delete_button);
vDeleteButton.setVisibility(View.GONE); // not used
String userId = cursor.getString(INDEX_USER_ID);
String[] splitUserId = KeyRing.splitUserId(userId);
if (splitUserId[0] != null) {
vName.setText(splitUserId[0]);
} else {
vName.setText(R.string.user_id_no_name);
}
if (splitUserId[1] != null) {
vAddress.setText(splitUserId[1]);
vAddress.setVisibility(View.VISIBLE);
} else {
vAddress.setVisibility(View.GONE);
}
if (splitUserId[2] != null) {
vComment.setText(splitUserId[2]);
vComment.setVisibility(View.VISIBLE);
} else {
vComment.setVisibility(View.GONE);
}
boolean isPrimary = cursor.getInt(INDEX_IS_PRIMARY) != 0;
boolean isRevoked = cursor.getInt(INDEX_IS_REVOKED) > 0;
// for edit key
if (mSaveKeyringParcel != null) {
boolean changeAnyPrimaryUserId = (mSaveKeyringParcel.mChangePrimaryUserId != null);
boolean changeThisPrimaryUserId = (mSaveKeyringParcel.mChangePrimaryUserId != null
&& mSaveKeyringParcel.mChangePrimaryUserId.equals(userId));
boolean revokeThisUserId = (mSaveKeyringParcel.mRevokeUserIds.contains(userId));
// only if primary user id will be changed
// (this is not triggered if the user id is currently the primary one)
if (changeAnyPrimaryUserId) {
// change _all_ primary user ids and set new one to true
isPrimary = changeThisPrimaryUserId;
}
if (revokeThisUserId) {
if (!isRevoked) {
isRevoked = true;
}
}
vEditImage.setVisibility(View.VISIBLE);
vVerifiedLayout.setVisibility(View.GONE);
} else {
vEditImage.setVisibility(View.GONE);
vVerifiedLayout.setVisibility(View.VISIBLE);
}
if (isRevoked) {
// set revocation icon (can this even be primary?)
vVerified.setImageResource(R.drawable.status_signature_revoked_cutout);
vVerified.setColorFilter(
mContext.getResources().getColor(R.color.bg_gray),
PorterDuff.Mode.SRC_IN);
// disable and strike through text for revoked user ids
vName.setEnabled(false);
vAddress.setEnabled(false);
vComment.setEnabled(false);
vName.setText(OtherHelper.strikeOutText(vName.getText()));
vAddress.setText(OtherHelper.strikeOutText(vAddress.getText()));
vComment.setText(OtherHelper.strikeOutText(vComment.getText()));
} else {
vName.setEnabled(true);
vAddress.setEnabled(true);
vComment.setEnabled(true);
if (isPrimary) {
vName.setTypeface(null, Typeface.BOLD);
vAddress.setTypeface(null, Typeface.BOLD);
} else {
vName.setTypeface(null, Typeface.NORMAL);
vAddress.setTypeface(null, Typeface.NORMAL);
}
int isVerified = cursor.getInt(INDEX_VERIFIED);
switch (isVerified) {
case Certs.VERIFIED_SECRET:
vVerified.setImageResource(R.drawable.status_signature_verified_cutout);
vVerified.setColorFilter(
mContext.getResources().getColor(R.color.android_green_dark),
PorterDuff.Mode.SRC_IN);
break;
case Certs.VERIFIED_SELF:
vVerified.setImageResource(R.drawable.status_signature_unverified_cutout);
vVerified.setColorFilter(
mContext.getResources().getColor(R.color.bg_gray),
PorterDuff.Mode.SRC_IN);
break;
default:
vVerified.setImageResource(R.drawable.status_signature_invalid_cutout);
vVerified.setColorFilter(
mContext.getResources().getColor(R.color.android_red_dark),
PorterDuff.Mode.SRC_IN);
break;
}
}
// don't care further if checkboxes aren't shown
if (mCheckStates == null) {
return;
}
final CheckBox vCheckBox = (CheckBox) view.findViewById(R.id.user_id_item_check_box);
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.user_id_item_check_box));
if (box != null) {
box.toggle();
}
}
public ArrayList<String> getSelectedUserIds() {
ArrayList<String> result = new ArrayList<String>();
for (int i = 0; i < mCheckStates.size(); i++) {
if (mCheckStates.get(i)) {
mCursor.moveToPosition(i);
result.add(mCursor.getString(INDEX_USER_ID));
}
}
return result;
}
public String getUserId(int position) {
mCursor.moveToPosition(position);
return mCursor.getString(INDEX_USER_ID);
}
public boolean getIsRevoked(int position) {
mCursor.moveToPosition(position);
return mCursor.getInt(INDEX_IS_REVOKED) > 0;
}
public boolean getIsRevokedPending(int position) {
mCursor.moveToPosition(position);
String userId = mCursor.getString(INDEX_USER_ID);
boolean isRevokedPending = false;
if (mSaveKeyringParcel != null) {
if (mSaveKeyringParcel.mRevokeUserIds.contains(userId)) {
isRevokedPending = true;
}
}
return isRevokedPending;
}
@Override
public View newView(Context context, Cursor cursor, ViewGroup parent) {
View view = mInflater.inflate(R.layout.view_key_user_id_item, null);
// only need to do this once ever, since mShowCheckBoxes is final
view.findViewById(R.id.user_id_item_check_box).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 && mSaveKeyringParcel == 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 && mSaveKeyringParcel == null) {
return false;
} else {
return super.isEnabled(position);
}
}
}