/* * Copyright (C) 2008 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.numix.calculator; import java.util.Vector; import android.content.Context; import android.text.Html; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.BaseAdapter; import android.widget.TextView; import com.numix.calculator.view.HistoryLine; class HistoryAdapter extends BaseAdapter { private final Vector<HistoryEntry> mEntries; private final LayoutInflater mInflater; private final EquationFormatter mEquationFormatter; private final History mHistory; HistoryAdapter(Context context, History history) { mEntries = history.mEntries; mInflater = (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE); mEquationFormatter = new EquationFormatter(); mHistory = history; } @Override public int getCount() { return mEntries.size() - 1; } @Override public Object getItem(int position) { return mEntries.elementAt(position); } @Override public long getItemId(int position) { return position; } @Override public boolean hasStableIds() { return true; } @Override public View getView(int position, View convertView, ViewGroup parent) { HistoryLine view; if(convertView == null) { view = (HistoryLine) mInflater.inflate(R.layout.history_entry, parent, false); } else { view = (HistoryLine) convertView; } TextView expr = (TextView) view.findViewById(R.id.historyExpr); TextView result = (TextView) view.findViewById(R.id.historyResult); HistoryEntry entry = mEntries.elementAt(position); expr.setText(Html.fromHtml(mEquationFormatter.insertSupscripts(entry.getBase()))); result.setText(entry.getEdited()); view.setHistoryEntry(entry); view.setHistory(mHistory); view.setAdapter(this); return view; } }