--- /dev/null
+/*
+ * Copyright © 2016 Keith Packard <keithp@keithp.com>
+ *
+ * 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 2 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, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
+ */
+
+package org.altusmetrum.AltosDroid;
+
+import java.lang.ref.WeakReference;
+import java.util.*;
+import java.text.*;
+import org.altusmetrum.AltosDroid.R;
+
+import android.app.Activity;
+import android.content.*;
+import android.graphics.*;
+import android.os.*;
+import android.view.*;
+import android.view.View.*;
+import android.view.inputmethod.*;
+import android.widget.*;
+import android.widget.AdapterView.*;
+
+import org.altusmetrum.altoslib_13.*;
+
+class FrequencyItem {
+ public AltosFrequency frequency;
+ public LinearLayout frequency_view = null;
+ public TextView pretty_view = null;
+
+ private void update() {
+ if (pretty_view != null && frequency != null)
+ pretty_view.setText(frequency.toString());
+ }
+
+ public void realize(LinearLayout frequency_view,
+ TextView pretty_view) {
+ if (frequency_view != this.frequency_view ||
+ pretty_view != this.pretty_view)
+ {
+ this.frequency_view = frequency_view;
+ this.pretty_view = pretty_view;
+ update();
+ }
+ }
+
+ public void set_frequency(AltosFrequency frequency) {
+ this.frequency = frequency;
+ update();
+ }
+
+ public FrequencyItem(AltosFrequency frequency) {
+ this.frequency = frequency;
+ }
+}
+
+class FrequencyAdapter extends ArrayAdapter<FrequencyItem> {
+ int resource;
+ int selected_item = -1;
+
+ public FrequencyAdapter(Context context, int in_resource) {
+ super(context, in_resource);
+ resource = in_resource;
+ }
+
+ public int count() {
+ int count;
+
+ for (count = 0;; count++) {
+ try {
+ getItem(count);
+ } catch (IndexOutOfBoundsException ie) {
+ return count;
+ }
+ }
+ }
+
+ @Override
+ public View getView(int position, View convertView, ViewGroup parent) {
+ FrequencyItem item = getItem(position);
+ if (item.frequency_view == null) {
+ LinearLayout frequency_view = new LinearLayout(getContext());
+ String inflater = Context.LAYOUT_INFLATER_SERVICE;
+ LayoutInflater li = (LayoutInflater) getContext().getSystemService(inflater);
+ li.inflate(resource, frequency_view, true);
+
+ item.realize(frequency_view,
+ (TextView) frequency_view.findViewById(R.id.frequency));
+ }
+ if (position == selected_item)
+ item.frequency_view.setBackgroundColor(Color.RED);
+ else
+ item.frequency_view.setBackgroundColor(Color.BLACK);
+ return item.frequency_view;
+ }
+}
+
+public class ManageFrequenciesActivity extends Activity {
+ private ListView frequencies_view;
+
+ private Button set;
+ private Button remove;
+ private Button done;
+
+ private EditText set_frequency;
+ private EditText set_description;
+
+ private HashMap<String,FrequencyItem> frequencies = new HashMap<String,FrequencyItem>();;
+
+ private FrequencyAdapter frequencies_adapter;
+
+ private boolean is_bound;
+ private boolean changed = false;
+
+ private void done() {
+
+ set();
+
+ if (changed) {
+ AltosFrequency[] frequencies = new AltosFrequency[frequencies_adapter.count()];
+ for (int i = 0; i < frequencies.length; i++)
+ frequencies[i] = frequencies_adapter.getItem(i).frequency;
+ AltosPreferences.set_common_frequencies(frequencies);
+ }
+
+ Intent intent = new Intent();
+ setResult(Activity.RESULT_OK, intent);
+ finish();
+ }
+
+ private void load_item() {
+ if (frequencies_adapter.selected_item >= 0) {
+ FrequencyItem item = frequencies_adapter.getItem(frequencies_adapter.selected_item);
+
+ set_frequency.setText(item.frequency.frequency_string());
+ set_description.setText(item.frequency.description);
+ } else {
+ set_frequency.setText("");
+ set_description.setText("");
+ }
+ }
+
+ private void select_item(int position) {
+ if (position != frequencies_adapter.selected_item) {
+ if (frequencies_adapter.selected_item >= 0)
+ frequencies_view.setItemChecked(frequencies_adapter.selected_item, false);
+ if (position >= 0)
+ frequencies_view.setItemChecked(position, true);
+ frequencies_adapter.selected_item = position;
+ } else {
+ if (frequencies_adapter.selected_item >= 0)
+ frequencies_view.setItemChecked(frequencies_adapter.selected_item, false);
+ frequencies_adapter.selected_item = -1;
+ }
+ load_item();
+ }
+
+ private int find(AltosFrequency frequency) {
+ for (int pos = 0; pos < frequencies_adapter.getCount(); pos++) {
+ FrequencyItem item = frequencies_adapter.getItem(pos);
+ if (item.frequency.frequency == frequency.frequency &&
+ item.frequency.description.equals(frequency.description))
+ return pos;
+ }
+ return -1;
+ }
+
+ private int insert_item(AltosFrequency frequency) {
+ FrequencyItem new_item = new FrequencyItem(frequency);
+ int pos;
+ for (pos = 0; pos < frequencies_adapter.getCount(); pos++) {
+ FrequencyItem item = frequencies_adapter.getItem(pos);
+ if (item.frequency.frequency == new_item.frequency.frequency) {
+ item.set_frequency(frequency);
+ return pos;
+ }
+ if (item.frequency.frequency > new_item.frequency.frequency)
+ break;
+ }
+ frequencies_adapter.insert(new_item, pos);
+ return pos;
+ }
+
+ private class FrequencyItemClickListener implements ListView.OnItemClickListener {
+ @Override
+ public void onItemClick(AdapterView<?> av, View v, int position, long id) {
+ select_item(position);
+ }
+ }
+
+ private void hide_keyboard() {
+ InputMethodManager imm = (InputMethodManager) getSystemService(Activity.INPUT_METHOD_SERVICE);
+ View view = getCurrentFocus();
+ if (view != null)
+ imm.hideSoftInputFromWindow(view.getWindowToken(), 0);
+ }
+
+ private void set() {
+ String frequency_text = set_frequency.getEditableText().toString();
+ String description_text = set_description.getEditableText().toString();
+
+ try {
+ double f = AltosParse.parse_double_locale(frequency_text);
+ AltosFrequency frequency = new AltosFrequency(f, description_text);
+ int pos;
+
+ pos = find(frequency);
+ if (pos < 0) {
+ pos = insert_item(frequency);
+ changed = true;
+ }
+ frequencies_adapter.selected_item = -1;
+ select_item(pos);
+ } catch (ParseException pe) {
+ }
+ hide_keyboard();
+ }
+
+ private void remove() {
+ if (frequencies_adapter.selected_item >= 0) {
+ frequencies_adapter.remove(frequencies_adapter.getItem(frequencies_adapter.selected_item));
+ select_item(-1);
+ frequencies_view.setAdapter(frequencies_adapter);
+ changed = true;
+ }
+ }
+
+ @Override
+ protected void onCreate(Bundle savedInstanceState) {
+ super.onCreate(savedInstanceState);
+
+ // Setup the window
+ requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
+ setContentView(R.layout.manage_frequencies);
+
+ frequencies_view = (ListView) findViewById(R.id.frequencies);
+ frequencies_view.setClickable(true);
+
+ frequencies_adapter = new FrequencyAdapter(this, R.layout.frequency);
+
+ frequencies_view.setAdapter(frequencies_adapter);
+ frequencies_view.setOnItemClickListener(new FrequencyItemClickListener());
+
+ AltosFrequency[] frequencies = AltosPreferences.common_frequencies();
+ for (AltosFrequency frequency : frequencies)
+ insert_item(frequency);
+
+ set_frequency = (EditText) findViewById(R.id.set_frequency);
+ set_description = (EditText) findViewById(R.id.set_description);
+
+ set = (Button) findViewById(R.id.set);
+ set.setOnClickListener(new OnClickListener() {
+ public void onClick(View v) {
+ set();
+ }
+ });
+
+ remove = (Button) findViewById(R.id.remove);
+ remove.setOnClickListener(new OnClickListener() {
+ public void onClick(View v) {
+ remove();
+ }
+ });
+
+ done = (Button) findViewById(R.id.done);
+ done.setOnClickListener(new OnClickListener() {
+ public void onClick(View v) {
+ done();
+ }
+ });
+
+ // Set result CANCELED incase the user backs out
+ setResult(Activity.RESULT_CANCELED);
+ }
+
+ @Override
+ protected void onStart() {
+ super.onStart();
+ }
+
+ @Override
+ protected void onResume() {
+ super.onResume();
+ }
+
+ @Override
+ protected void onPause() {
+ super.onPause();
+ }
+
+ @Override
+ protected void onStop() {
+ super.onStop();
+ }
+}
projects / fw / altos / blobdiff