mirror of https://github.com/moparisthebest/k-9
72 lines
2.5 KiB
Java
72 lines
2.5 KiB
Java
package com.fsck.k9.activity.setup;
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/*
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* SpinnerHelper donated to K-9 Mail by Boutique Software
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*/
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import android.content.Context;
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import android.widget.ArrayAdapter;
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import android.widget.Spinner;
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public class SpinnerHelper {
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public static void initSpinner(Context context, Spinner spinner, int entryRes, int valueRes, String curVal) {
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String[] entryArray = context.getResources().getStringArray(entryRes);
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String[] valueArray = context.getResources().getStringArray(valueRes);
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initSpinner(context, spinner, entryArray, valueArray, curVal);
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}
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public static void initSpinner(Context context, Spinner spinner, String[] entryArray, String[] valueArray, String curVal) {
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if (entryArray.length != valueArray.length) {
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throw new RuntimeException("Entry and value arrays are of unequal lenght");
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}
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EntryValue[] entryValues = new EntryValue[entryArray.length];
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int curSelection = 0;
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for (int i = 0; i < entryArray.length; i++) {
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entryValues[i] = new EntryValue(entryArray[i], valueArray[i]);
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if (valueArray[i].equals(curVal)) {
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curSelection = i;
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}
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}
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ArrayAdapter<EntryValue> entryValuesAdapter = new ArrayAdapter<EntryValue>(context, android.R.layout.simple_spinner_item, entryValues);
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entryValuesAdapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item);
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spinner.setAdapter(entryValuesAdapter);
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spinner.setSelection(curSelection);
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}
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public static String getSpinnerValue(Spinner spinner) {
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EntryValue entryValue = (EntryValue)spinner.getSelectedItem();
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if (entryValue != null) {
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return entryValue.getValue();
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} else {
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return null;
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}
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}
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public static String getSpinnerEntry(Spinner spinner) {
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EntryValue entryValue = (EntryValue)spinner.getSelectedItem();
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if (entryValue != null) {
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return entryValue.getEntry();
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} else {
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return null;
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}
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}
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private static class EntryValue {
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final String entry;
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final String value;
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EntryValue(String entry, String value) {
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this.entry = entry;
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this.value = value;
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}
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@Override
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public String toString() {
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return entry;
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}
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public String getEntry() {
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return entry;
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}
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public String getValue() {
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return value;
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}
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}
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}
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