]> git.ktnx.net Git - mobile-ledger.git/blobdiff - app/src/main/java/net/ktnx/mobileledger/ui/activity/NewTransactionItemHolder.java
more pronounced day/month delimiters in the transaction list
[mobile-ledger.git] / app / src / main / java / net / ktnx / mobileledger / ui / activity / NewTransactionItemHolder.java
diff --git a/app/src/main/java/net/ktnx/mobileledger/ui/activity/NewTransactionItemHolder.java b/app/src/main/java/net/ktnx/mobileledger/ui/activity/NewTransactionItemHolder.java
deleted file mode 100644 (file)
index c274c45..0000000
+++ /dev/null
@@ -1,732 +0,0 @@
-/*
- * Copyright © 2020 Damyan Ivanov.
- * This file is part of MoLe.
- * MoLe is free software: you can distribute it and/or modify it
- * under the term of the GNU General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your opinion), any later version.
- *
- * MoLe 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 terms for details.
- *
- * You should have received a copy of the GNU General Public License
- * along with MoLe. If not, see <https://www.gnu.org/licenses/>.
- */
-
-package net.ktnx.mobileledger.ui.activity;
-
-import android.annotation.SuppressLint;
-import android.graphics.Typeface;
-import android.text.Editable;
-import android.text.TextWatcher;
-import android.view.Gravity;
-import android.view.View;
-import android.view.ViewGroup;
-import android.view.inputmethod.EditorInfo;
-import android.widget.AutoCompleteTextView;
-import android.widget.EditText;
-import android.widget.FrameLayout;
-import android.widget.TextView;
-
-import androidx.annotation.ColorInt;
-import androidx.annotation.NonNull;
-import androidx.appcompat.app.AppCompatActivity;
-import androidx.constraintlayout.widget.ConstraintLayout;
-import androidx.lifecycle.Observer;
-import androidx.recyclerview.widget.RecyclerView;
-
-import net.ktnx.mobileledger.R;
-import net.ktnx.mobileledger.async.DescriptionSelectedCallback;
-import net.ktnx.mobileledger.model.Currency;
-import net.ktnx.mobileledger.model.Data;
-import net.ktnx.mobileledger.model.LedgerTransactionAccount;
-import net.ktnx.mobileledger.model.MobileLedgerProfile;
-import net.ktnx.mobileledger.ui.CurrencySelectorFragment;
-import net.ktnx.mobileledger.ui.DatePickerFragment;
-import net.ktnx.mobileledger.ui.TextViewClearHelper;
-import net.ktnx.mobileledger.utils.DimensionUtils;
-import net.ktnx.mobileledger.utils.Logger;
-import net.ktnx.mobileledger.utils.MLDB;
-import net.ktnx.mobileledger.utils.Misc;
-import net.ktnx.mobileledger.utils.SimpleDate;
-
-import java.text.DecimalFormatSymbols;
-import java.text.ParseException;
-import java.util.Date;
-import java.util.Locale;
-
-import static net.ktnx.mobileledger.ui.activity.NewTransactionModel.ItemType;
-
-class NewTransactionItemHolder extends RecyclerView.ViewHolder
-        implements DatePickerFragment.DatePickedListener, DescriptionSelectedCallback {
-    private final String decimalDot;
-    private final TextView tvCurrency;
-    private final Observer<Boolean> showCommentsObserver;
-    private final TextView tvTransactionComment;
-    private String decimalSeparator;
-    private NewTransactionModel.Item item;
-    private TextView tvDate;
-    private AutoCompleteTextView tvDescription;
-    private TextView tvDummy;
-    private AutoCompleteTextView tvAccount;
-    private TextView tvComment;
-    private EditText tvAmount;
-    private ViewGroup lHead;
-    private ViewGroup lAccount;
-    private FrameLayout lPadding;
-    private MobileLedgerProfile mProfile;
-    private Date date;
-    private Observer<SimpleDate> dateObserver;
-    private Observer<String> descriptionObserver;
-    private Observer<String> transactionCommentObserver;
-    private Observer<String> hintObserver;
-    private Observer<Integer> focusedAccountObserver;
-    private Observer<Integer> accountCountObserver;
-    private Observer<Boolean> editableObserver;
-    private Observer<Currency.Position> currencyPositionObserver;
-    private Observer<Boolean> currencyGapObserver;
-    private Observer<Locale> localeObserver;
-    private Observer<Currency> currencyObserver;
-    private Observer<Boolean> showCurrencyObserver;
-    private Observer<String> commentObserver;
-    private Observer<Boolean> amountValidityObserver;
-    private boolean inUpdate = false;
-    private boolean syncingData = false;
-    private View commentButton;
-    //TODO multiple amounts with different currencies per posting
-    NewTransactionItemHolder(@NonNull View itemView, NewTransactionItemsAdapter adapter) {
-        super(itemView);
-        lAccount = itemView.findViewById(R.id.ntr_account);
-        tvAccount = lAccount.findViewById(R.id.account_row_acc_name);
-        tvComment = lAccount.findViewById(R.id.comment);
-        tvTransactionComment = itemView.findViewById(R.id.transaction_comment);
-        new TextViewClearHelper().attachToTextView((EditText) tvComment);
-        commentButton = lAccount.findViewById(R.id.comment_button);
-        tvAmount = itemView.findViewById(R.id.account_row_acc_amounts);
-        tvCurrency = itemView.findViewById(R.id.currency);
-        tvDate = itemView.findViewById(R.id.new_transaction_date);
-        tvDescription = itemView.findViewById(R.id.new_transaction_description);
-        tvDummy = itemView.findViewById(R.id.dummy_text);
-        lHead = itemView.findViewById(R.id.ntr_data);
-        lPadding = itemView.findViewById(R.id.ntr_padding);
-        final View commentLayout = itemView.findViewById(R.id.comment_layout);
-        final View transactionCommentLayout =
-                itemView.findViewById(R.id.transaction_comment_layout);
-
-        tvDescription.setNextFocusForwardId(View.NO_ID);
-        tvAccount.setNextFocusForwardId(View.NO_ID);
-        tvAmount.setNextFocusForwardId(View.NO_ID); // magic!
-
-        tvDate.setOnClickListener(v -> pickTransactionDate());
-
-        commentButton.setOnClickListener(v -> {
-            tvComment.setVisibility(View.VISIBLE);
-            tvComment.requestFocus();
-        });
-
-        transactionCommentLayout.findViewById(R.id.comment_button)
-                                .setOnClickListener(v -> {
-                                    tvTransactionComment.setVisibility(View.VISIBLE);
-                                    tvTransactionComment.requestFocus();
-                                });
-
-        mProfile = Data.getProfile();
-
-        View.OnFocusChangeListener focusMonitor = (v, hasFocus) -> {
-            final int id = v.getId();
-            if (hasFocus) {
-                boolean wasSyncing = syncingData;
-                syncingData = true;
-                try {
-                    final int pos = getAdapterPosition();
-                    adapter.updateFocusedItem(pos);
-                    switch (id) {
-                        case R.id.account_row_acc_name:
-                            adapter.noteFocusIsOnAccount(pos);
-                            break;
-                        case R.id.account_row_acc_amounts:
-                            adapter.noteFocusIsOnAmount(pos);
-                            break;
-                        case R.id.comment:
-                            adapter.noteFocusIsOnComment(pos);
-                            break;
-                        case R.id.transaction_comment:
-                            adapter.noteFocusIsOnTransactionComment(pos);
-                            break;
-                        case R.id.new_transaction_description:
-                            adapter.noteFocusIsOnDescription(pos);
-                            break;
-                    }
-                }
-                finally {
-                    syncingData = wasSyncing;
-                }
-            }
-
-            if (id == R.id.comment) {
-                commentFocusChanged(tvComment, hasFocus);
-            }
-            else if (id == R.id.transaction_comment) {
-                commentFocusChanged(tvTransactionComment, hasFocus);
-            }
-        };
-
-        tvDescription.setOnFocusChangeListener(focusMonitor);
-        tvAccount.setOnFocusChangeListener(focusMonitor);
-        tvAmount.setOnFocusChangeListener(focusMonitor);
-        tvComment.setOnFocusChangeListener(focusMonitor);
-        tvTransactionComment.setOnFocusChangeListener(focusMonitor);
-
-        MLDB.hookAutocompletionAdapter(tvDescription.getContext(), tvDescription,
-                MLDB.DESCRIPTION_HISTORY_TABLE, "description", false, adapter, mProfile);
-        MLDB.hookAutocompletionAdapter(tvAccount.getContext(), tvAccount, MLDB.ACCOUNTS_TABLE,
-                "name", true, this, mProfile);
-
-        decimalSeparator = String.valueOf(DecimalFormatSymbols.getInstance()
-                                                              .getMonetaryDecimalSeparator());
-        localeObserver = locale -> decimalSeparator = String.valueOf(
-                DecimalFormatSymbols.getInstance(locale)
-                                    .getMonetaryDecimalSeparator());
-
-        decimalDot = ".";
-
-        final TextWatcher tw = new TextWatcher() {
-            @Override
-            public void beforeTextChanged(CharSequence s, int start, int count, int after) {
-            }
-
-            @Override
-            public void onTextChanged(CharSequence s, int start, int before, int count) {
-            }
-
-            @Override
-            public void afterTextChanged(Editable s) {
-//                debug("input", "text changed");
-                if (inUpdate)
-                    return;
-
-                Logger.debug("textWatcher", "calling syncData()");
-                syncData();
-                Logger.debug("textWatcher",
-                        "syncData() returned, checking if transaction is submittable");
-                adapter.checkTransactionSubmittable();
-                Logger.debug("textWatcher", "done");
-            }
-        };
-        final TextWatcher amountWatcher = new TextWatcher() {
-            @Override
-            public void beforeTextChanged(CharSequence s, int start, int count, int after) {
-                Logger.debug("num",
-                        String.format(Locale.US, "beforeTextChanged: start=%d, count=%d, after=%d",
-                                start, count, after));
-            }
-            @Override
-            public void onTextChanged(CharSequence s, int start, int before, int count) {}
-            @Override
-            public void afterTextChanged(Editable s) {
-
-                if (syncData())
-                    adapter.checkTransactionSubmittable();
-            }
-        };
-        tvDescription.addTextChangedListener(tw);
-        tvTransactionComment.addTextChangedListener(tw);
-        tvAccount.addTextChangedListener(tw);
-        tvComment.addTextChangedListener(tw);
-        tvAmount.addTextChangedListener(amountWatcher);
-
-        tvCurrency.setOnClickListener(v -> {
-            CurrencySelectorFragment cpf = new CurrencySelectorFragment();
-            cpf.showPositionAndPadding();
-            cpf.setOnCurrencySelectedListener(c -> item.setCurrency(c));
-            final AppCompatActivity activity = (AppCompatActivity) v.getContext();
-            cpf.show(activity.getSupportFragmentManager(), "currency-selector");
-        });
-
-        dateObserver = date -> {
-            if (syncingData)
-                return;
-            syncingData = true;
-            try {
-                tvDate.setText(item.getFormattedDate());
-            }
-            finally {
-                syncingData = false;
-            }
-        };
-        descriptionObserver = description -> {
-            if (syncingData)
-                return;
-            syncingData = true;
-            try {
-                tvDescription.setText(description);
-            }
-            finally {
-                syncingData = false;
-            }
-        };
-        transactionCommentObserver = transactionComment -> {
-            final View focusedView = tvTransactionComment.findFocus();
-            tvTransactionComment.setTypeface(null,
-                    (focusedView == tvTransactionComment) ? Typeface.NORMAL : Typeface.ITALIC);
-            tvTransactionComment.setVisibility(((focusedView != tvTransactionComment) &&
-                                                Misc.isEmptyOrNull(transactionComment))
-                                               ? View.INVISIBLE : View.VISIBLE);
-
-        };
-        hintObserver = hint -> {
-            if (syncingData)
-                return;
-            syncingData = true;
-            try {
-                if (hint == null)
-                    tvAmount.setHint(R.string.zero_amount);
-                else
-                    tvAmount.setHint(hint);
-            }
-            finally {
-                syncingData = false;
-            }
-        };
-        editableObserver = this::setEditable;
-        commentFocusChanged(tvTransactionComment, false);
-        commentFocusChanged(tvComment, false);
-        focusedAccountObserver = index -> {
-            if ((index == null) || !index.equals(getAdapterPosition()) || itemView.hasFocus())
-                return;
-
-            switch (item.getType()) {
-                case generalData:
-                    // bad idea - double pop-up, and not really necessary.
-                    // the user can tap the input to get the calendar
-                    //if (!tvDate.hasFocus()) tvDate.requestFocus();
-                    switch (item.getFocusedElement()) {
-                        case TransactionComment:
-                            tvTransactionComment.setVisibility(View.VISIBLE);
-                            tvTransactionComment.requestFocus();
-                            break;
-                        case Description:
-                            boolean focused = tvDescription.requestFocus();
-                            tvDescription.dismissDropDown();
-                            if (focused)
-                                Misc.showSoftKeyboard(
-                                        (NewTransactionActivity) tvDescription.getContext());
-                            break;
-                    }
-                    break;
-                case transactionRow:
-                    switch (item.getFocusedElement()) {
-                        case Amount:
-                            tvAmount.requestFocus();
-                            break;
-                        case Comment:
-                            tvComment.setVisibility(View.VISIBLE);
-                            tvComment.requestFocus();
-                            break;
-                        case Account:
-                            boolean focused = tvAccount.requestFocus();
-                            tvAccount.dismissDropDown();
-                            if (focused)
-                                Misc.showSoftKeyboard(
-                                        (NewTransactionActivity) tvAccount.getContext());
-                            break;
-                    }
-
-                    break;
-            }
-        };
-        accountCountObserver = count -> {
-            final int adapterPosition = getAdapterPosition();
-            final int layoutPosition = getLayoutPosition();
-            Logger.debug("holder",
-                    String.format(Locale.US, "count=%d; pos=%d, layoutPos=%d [%s]", count,
-                            adapterPosition, layoutPosition, item.getType()
-                                                                 .toString()
-                                                                 .concat(item.getType() ==
-                                                                         ItemType.transactionRow
-                                                                         ? String.format(Locale.US,
-                                                                         "'%s'=%s",
-                                                                         item.getAccount()
-                                                                             .getAccountName(),
-                                                                         item.getAccount()
-                                                                             .isAmountSet()
-                                                                         ? String.format(Locale.US,
-                                                                                 "%.2f",
-                                                                                 item.getAccount()
-                                                                                     .getAmount())
-                                                                         : "unset") : "")));
-            if (adapterPosition == count)
-                tvAmount.setImeOptions(EditorInfo.IME_ACTION_DONE);
-            else
-                tvAmount.setImeOptions(EditorInfo.IME_ACTION_NEXT);
-        };
-
-        currencyObserver = currency -> {
-            setCurrency(currency);
-            adapter.checkTransactionSubmittable();
-        };
-
-        currencyGapObserver =
-                hasGap -> updateCurrencyPositionAndPadding(Data.currencySymbolPosition.getValue(),
-                        hasGap);
-
-        currencyPositionObserver =
-                position -> updateCurrencyPositionAndPadding(position, Data.currencyGap.getValue());
-
-        showCurrencyObserver = showCurrency -> {
-            if (showCurrency) {
-                tvCurrency.setVisibility(View.VISIBLE);
-            }
-            else {
-                tvCurrency.setVisibility(View.GONE);
-                item.setCurrency(null);
-            }
-        };
-
-        commentObserver = comment -> {
-            final View focusedView = tvComment.findFocus();
-            tvComment.setTypeface(null,
-                    (focusedView == tvComment) ? Typeface.NORMAL : Typeface.ITALIC);
-            tvComment.setVisibility(
-                    ((focusedView != tvComment) && Misc.isEmptyOrNull(comment)) ? View.INVISIBLE
-                                                                                : View.VISIBLE);
-        };
-
-        showCommentsObserver = show -> {
-            final View amountLayout = itemView.findViewById(R.id.amount_layout);
-            ConstraintLayout.LayoutParams amountLayoutParams =
-                    (ConstraintLayout.LayoutParams) amountLayout.getLayoutParams();
-            ConstraintLayout.LayoutParams accountParams =
-                    (ConstraintLayout.LayoutParams) tvAccount.getLayoutParams();
-            if (show) {
-                accountParams.endToStart = ConstraintLayout.LayoutParams.UNSET;
-                accountParams.endToEnd = ConstraintLayout.LayoutParams.PARENT_ID;
-
-                amountLayoutParams.topToTop = ConstraintLayout.LayoutParams.UNSET;
-                amountLayoutParams.topToBottom = tvAccount.getId();
-
-                commentLayout.setVisibility(View.VISIBLE);
-            }
-            else {
-                accountParams.endToStart = amountLayout.getId();
-                accountParams.endToEnd = ConstraintLayout.LayoutParams.UNSET;
-
-                amountLayoutParams.topToBottom = ConstraintLayout.LayoutParams.UNSET;
-                amountLayoutParams.topToTop = ConstraintLayout.LayoutParams.PARENT_ID;
-
-                commentLayout.setVisibility(View.GONE);
-            }
-
-            tvAccount.setLayoutParams(accountParams);
-            amountLayout.setLayoutParams(amountLayoutParams);
-
-            transactionCommentLayout.setVisibility(show ? View.VISIBLE : View.GONE);
-        };
-
-        amountValidityObserver = valid -> {
-            tvAmount.setCompoundDrawablesRelativeWithIntrinsicBounds(
-                    valid ? 0 : R.drawable.ic_error_outline_black_24dp, 0, 0, 0);
-            tvAmount.setMinEms(valid ? 4 : 5);
-        };
-    }
-    private void commentFocusChanged(TextView textView, boolean hasFocus) {
-        @ColorInt int textColor;
-        textColor = tvDummy.getTextColors()
-                           .getDefaultColor();
-        if (hasFocus) {
-            textView.setTypeface(null, Typeface.NORMAL);
-            textView.setHint(R.string.transaction_account_comment_hint);
-        }
-        else {
-            int alpha = (textColor >> 24 & 0xff);
-            alpha = 3 * alpha / 4;
-            textColor = (alpha << 24) | (0x00ffffff & textColor);
-            textView.setTypeface(null, Typeface.ITALIC);
-            textView.setHint("");
-            if (Misc.isEmptyOrNull(textView.getText())) {
-                textView.setVisibility(View.INVISIBLE);
-            }
-        }
-        textView.setTextColor(textColor);
-
-    }
-    private void updateCurrencyPositionAndPadding(Currency.Position position, boolean hasGap) {
-        ConstraintLayout.LayoutParams amountLP =
-                (ConstraintLayout.LayoutParams) tvAmount.getLayoutParams();
-        ConstraintLayout.LayoutParams currencyLP =
-                (ConstraintLayout.LayoutParams) tvCurrency.getLayoutParams();
-
-        if (position == Currency.Position.before) {
-            currencyLP.startToStart = ConstraintLayout.LayoutParams.PARENT_ID;
-            currencyLP.endToEnd = ConstraintLayout.LayoutParams.UNSET;
-
-            amountLP.endToEnd = ConstraintLayout.LayoutParams.PARENT_ID;
-            amountLP.endToStart = ConstraintLayout.LayoutParams.UNSET;
-            amountLP.startToStart = ConstraintLayout.LayoutParams.UNSET;
-            amountLP.startToEnd = tvCurrency.getId();
-
-            tvCurrency.setGravity(Gravity.END);
-        }
-        else {
-            currencyLP.startToStart = ConstraintLayout.LayoutParams.UNSET;
-            currencyLP.endToEnd = ConstraintLayout.LayoutParams.PARENT_ID;
-
-            amountLP.startToStart = ConstraintLayout.LayoutParams.PARENT_ID;
-            amountLP.startToEnd = ConstraintLayout.LayoutParams.UNSET;
-            amountLP.endToEnd = ConstraintLayout.LayoutParams.UNSET;
-            amountLP.endToStart = tvCurrency.getId();
-
-            tvCurrency.setGravity(Gravity.START);
-        }
-
-        amountLP.resolveLayoutDirection(tvAmount.getLayoutDirection());
-        currencyLP.resolveLayoutDirection(tvCurrency.getLayoutDirection());
-
-        tvAmount.setLayoutParams(amountLP);
-        tvCurrency.setLayoutParams(currencyLP);
-
-        // distance between the amount and the currency symbol
-        int gapSize = DimensionUtils.sp2px(tvCurrency.getContext(), 5);
-
-        if (position == Currency.Position.before) {
-            tvCurrency.setPaddingRelative(0, 0, hasGap ? gapSize : 0, 0);
-        }
-        else {
-            tvCurrency.setPaddingRelative(hasGap ? gapSize : 0, 0, 0, 0);
-        }
-    }
-    private void setCurrencyString(String currency) {
-        @ColorInt int textColor = tvDummy.getTextColors()
-                                         .getDefaultColor();
-        if ((currency == null) || currency.isEmpty()) {
-            tvCurrency.setText(R.string.currency_symbol);
-            int alpha = (textColor >> 24) & 0xff;
-            alpha = alpha * 3 / 4;
-            tvCurrency.setTextColor((alpha << 24) | (0x00ffffff & textColor));
-        }
-        else {
-            tvCurrency.setText(currency);
-            tvCurrency.setTextColor(textColor);
-        }
-    }
-    private void setCurrency(Currency currency) {
-        setCurrencyString((currency == null) ? null : currency.getName());
-    }
-    private void setEditable(Boolean editable) {
-        tvDate.setEnabled(editable);
-        tvDescription.setEnabled(editable);
-        tvAccount.setEnabled(editable);
-        tvAmount.setEnabled(editable);
-    }
-    private void beginUpdates() {
-        if (inUpdate)
-            throw new RuntimeException("Already in update mode");
-        inUpdate = true;
-    }
-    private void endUpdates() {
-        if (!inUpdate)
-            throw new RuntimeException("Not in update mode");
-        inUpdate = false;
-    }
-    /**
-     * syncData()
-     * <p>
-     * Stores the data from the UI elements into the model item
-     * Returns true if there were changes made that suggest transaction has to be
-     * checked for being submittable
-     */
-    private boolean syncData() {
-        if (item == null)
-            return false;
-
-        if (syncingData) {
-            Logger.debug("new-trans", "skipping syncData() loop");
-            return false;
-        }
-
-        syncingData = true;
-
-        try {
-            switch (item.getType()) {
-                case generalData:
-                    item.setDate(String.valueOf(tvDate.getText()));
-                    item.setDescription(String.valueOf(tvDescription.getText()));
-                    item.setTransactionComment(String.valueOf(tvTransactionComment.getText()));
-                    break;
-                case transactionRow:
-                    final LedgerTransactionAccount account = item.getAccount();
-                    account.setAccountName(String.valueOf(tvAccount.getText()));
-
-                    item.setComment(String.valueOf(tvComment.getText()));
-
-                    String amount = String.valueOf(tvAmount.getText());
-                    amount = amount.trim();
-
-                    if (amount.isEmpty()) {
-                        account.resetAmount();
-                        item.validateAmount();
-                    }
-                    else {
-                        try {
-                            amount = amount.replace(decimalSeparator, decimalDot);
-                            account.setAmount(Float.parseFloat(amount));
-                            item.validateAmount();
-                        }
-                        catch (NumberFormatException e) {
-                            Logger.debug("new-trans", String.format(
-                                    "assuming amount is not set due to number format exception. " +
-                                    "input was '%s'", amount));
-                            account.invalidateAmount();
-                            item.invalidateAmount();
-                        }
-                        final String curr = String.valueOf(tvCurrency.getText());
-                        if (curr.equals(tvCurrency.getContext()
-                                                  .getResources()
-                                                  .getString(R.string.currency_symbol)) ||
-                            curr.isEmpty())
-                            account.setCurrency(null);
-                        else
-                            account.setCurrency(curr);
-                    }
-
-                    break;
-                case bottomFiller:
-                    throw new RuntimeException("Should not happen");
-            }
-
-            return true;
-        }
-        catch (ParseException e) {
-            throw new RuntimeException("Should not happen", e);
-        }
-        finally {
-            syncingData = false;
-        }
-    }
-    private void pickTransactionDate() {
-        DatePickerFragment picker = new DatePickerFragment();
-        picker.setFutureDates(mProfile.getFutureDates());
-        picker.setOnDatePickedListener(this);
-        picker.setCurrentDateFromText(tvDate.getText());
-        picker.show(((NewTransactionActivity) tvDate.getContext()).getSupportFragmentManager(),
-                null);
-    }
-    /**
-     * setData
-     *
-     * @param item updates the UI elements with the data from the model item
-     */
-    @SuppressLint("DefaultLocale")
-    public void setData(NewTransactionModel.Item item) {
-        beginUpdates();
-        try {
-            if (this.item != null && !this.item.equals(item)) {
-                this.item.stopObservingDate(dateObserver);
-                this.item.stopObservingDescription(descriptionObserver);
-                this.item.stopObservingTransactionComment(transactionCommentObserver);
-                this.item.stopObservingAmountHint(hintObserver);
-                this.item.stopObservingEditableFlag(editableObserver);
-                this.item.getModel()
-                         .stopObservingFocusedItem(focusedAccountObserver);
-                this.item.getModel()
-                         .stopObservingAccountCount(accountCountObserver);
-                Data.currencySymbolPosition.removeObserver(currencyPositionObserver);
-                Data.currencyGap.removeObserver(currencyGapObserver);
-                Data.locale.removeObserver(localeObserver);
-                this.item.stopObservingCurrency(currencyObserver);
-                this.item.getModel().showCurrency.removeObserver(showCurrencyObserver);
-                this.item.stopObservingComment(commentObserver);
-                this.item.getModel().showComments.removeObserver(showCommentsObserver);
-                this.item.stopObservingAmountValidity(amountValidityObserver);
-
-                this.item = null;
-            }
-
-            switch (item.getType()) {
-                case generalData:
-                    tvDate.setText(item.getFormattedDate());
-                    tvDescription.setText(item.getDescription());
-                    tvTransactionComment.setText(item.getTransactionComment());
-                    lHead.setVisibility(View.VISIBLE);
-                    lAccount.setVisibility(View.GONE);
-                    lPadding.setVisibility(View.GONE);
-                    setEditable(true);
-                    break;
-                case transactionRow:
-                    LedgerTransactionAccount acc = item.getAccount();
-                    tvAccount.setText(acc.getAccountName());
-                    tvComment.setText(acc.getComment());
-                    if (acc.isAmountSet()) {
-                        tvAmount.setText(String.format("%1.2f", acc.getAmount()));
-                    }
-                    else {
-                        tvAmount.setText("");
-//                        tvAmount.setHint(R.string.zero_amount);
-                    }
-                    tvAmount.setHint(item.getAmountHint());
-                    setCurrencyString(acc.getCurrency());
-                    lHead.setVisibility(View.GONE);
-                    lAccount.setVisibility(View.VISIBLE);
-                    lPadding.setVisibility(View.GONE);
-                    setEditable(true);
-                    break;
-                case bottomFiller:
-                    lHead.setVisibility(View.GONE);
-                    lAccount.setVisibility(View.GONE);
-                    lPadding.setVisibility(View.VISIBLE);
-                    setEditable(false);
-                    break;
-            }
-            if (this.item == null) { // was null or has changed
-                this.item = item;
-                final NewTransactionActivity activity =
-                        (NewTransactionActivity) tvDescription.getContext();
-
-                if (!item.isOfType(ItemType.bottomFiller)) {
-                    item.observeEditableFlag(activity, editableObserver);
-                    item.getModel()
-                        .observeFocusedItem(activity, focusedAccountObserver);
-                    item.getModel()
-                        .observeShowComments(activity, showCommentsObserver);
-                }
-                switch (item.getType()) {
-                    case generalData:
-                        item.observeDate(activity, dateObserver);
-                        item.observeDescription(activity, descriptionObserver);
-                        item.observeTransactionComment(activity, transactionCommentObserver);
-                        break;
-                    case transactionRow:
-                        item.observeAmountHint(activity, hintObserver);
-                        Data.currencySymbolPosition.observe(activity, currencyPositionObserver);
-                        Data.currencyGap.observe(activity, currencyGapObserver);
-                        Data.locale.observe(activity, localeObserver);
-                        item.observeCurrency(activity, currencyObserver);
-                        item.getModel().showCurrency.observe(activity, showCurrencyObserver);
-                        item.observeComment(activity, commentObserver);
-                        item.getModel()
-                            .observeAccountCount(activity, accountCountObserver);
-                        item.observeAmountValidity(activity, amountValidityObserver);
-                        break;
-                }
-            }
-        }
-        finally {
-            endUpdates();
-        }
-    }
-    @Override
-    public void onDatePicked(int year, int month, int day) {
-        item.setDate(new SimpleDate(year, month + 1, day));
-        boolean focused = tvDescription.requestFocus();
-        if (focused)
-            Misc.showSoftKeyboard((NewTransactionActivity) tvAccount.getContext());
-
-    }
-    @Override
-    public void descriptionSelected(String description) {
-        tvAccount.setText(description);
-        tvAmount.requestFocus(View.FOCUS_FORWARD);
-    }
-}