mirror of
https://github.com/oxen-io/session-android.git
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228 lines
6.7 KiB
Java
228 lines
6.7 KiB
Java
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package org.thoughtcrime.securesms.components;
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import android.app.AlertDialog;
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import android.content.Context;
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import android.content.res.TypedArray;
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import android.os.Bundle;
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import android.preference.DialogPreference;
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import android.support.annotation.NonNull;
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import android.text.Editable;
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import android.text.TextUtils;
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import android.text.TextWatcher;
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import android.util.AttributeSet;
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import android.util.Log;
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import android.view.View;
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import android.widget.AdapterView;
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import android.widget.Button;
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import android.widget.EditText;
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import android.widget.Spinner;
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import android.widget.TextView;
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import org.thoughtcrime.securesms.R;
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import org.thoughtcrime.securesms.util.TextSecurePreferences;
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import java.net.URI;
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import java.net.URISyntaxException;
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public class CustomDefaultPreference extends DialogPreference {
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private static final String TAG = CustomDefaultPreference.class.getSimpleName();
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private final int inputType;
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private final String customPreference;
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private final String customToggle;
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private CustomPreferenceValidator validator;
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private String defaultValue;
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private Spinner spinner;
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private EditText customText;
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private TextView defaultLabel;
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private Button positiveButton;
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public CustomDefaultPreference(Context context, AttributeSet attrs) {
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super(context, attrs);
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int[] attributeNames = new int[]{android.R.attr.inputType, R.attr.custom_pref_toggle};
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TypedArray attributes = context.obtainStyledAttributes(attrs, attributeNames);
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this.inputType = attributes.getInt(0, 0);
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this.customPreference = getKey();
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this.customToggle = attributes.getString(1);
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this.validator = new NullValidator();
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attributes.recycle();
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setPersistent(false);
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setDialogLayoutResource(R.layout.custom_default_preference_dialog);
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}
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public CustomDefaultPreference setValidator(CustomPreferenceValidator validator) {
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this.validator = validator;
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return this;
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}
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public CustomDefaultPreference setDefaultValue(String defaultValue) {
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this.defaultValue = defaultValue;
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this.setSummary(getSummary());
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return this;
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}
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@Override
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public String getSummary() {
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if (isCustom()) {
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return getContext().getString(R.string.CustomDefaultPreference_using_custom,
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getPrettyPrintValue(getCustomValue()));
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} else {
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return getContext().getString(R.string.CustomDefaultPreference_using_default,
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getPrettyPrintValue(getDefaultValue()));
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}
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}
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@Override
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protected void onBindDialogView(@NonNull View view) {
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super.onBindDialogView(view);
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this.spinner = (Spinner) view.findViewById(R.id.default_or_custom);
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this.defaultLabel = (TextView) view.findViewById(R.id.default_label);
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this.customText = (EditText) view.findViewById(R.id.custom_edit);
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this.customText.setInputType(inputType);
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this.customText.addTextChangedListener(new TextValidator());
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this.customText.setText(getCustomValue());
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this.spinner.setOnItemSelectedListener(new SelectionLister());
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this.defaultLabel.setText(getPrettyPrintValue(defaultValue));
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}
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@Override
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protected void showDialog(Bundle instanceState) {
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super.showDialog(instanceState);
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positiveButton = ((AlertDialog)getDialog()).getButton(AlertDialog.BUTTON_POSITIVE);
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if (isCustom()) spinner.setSelection(1, true);
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else spinner.setSelection(0, true);
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}
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@Override
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protected void onDialogClosed(boolean positiveResult) {
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if (positiveResult) {
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if (spinner != null) setCustom(spinner.getSelectedItemPosition() == 1);
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if (customText != null) setCustomValue(customText.getText().toString());
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setSummary(getSummary());
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}
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}
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private String getPrettyPrintValue(String value) {
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if (TextUtils.isEmpty(value)) return getContext().getString(R.string.CustomDefaultPreference_none);
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else return value;
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}
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private boolean isCustom() {
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return TextSecurePreferences.getBooleanPreference(getContext(), customToggle, false);
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}
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private void setCustom(boolean custom) {
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TextSecurePreferences.setBooleanPreference(getContext(), customToggle, custom);
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}
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private String getCustomValue() {
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return TextSecurePreferences.getStringPreference(getContext(), customPreference, "");
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}
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private void setCustomValue(String value) {
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TextSecurePreferences.setStringPreference(getContext(), customPreference, value);
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}
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private String getDefaultValue() {
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return defaultValue;
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}
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private class SelectionLister implements AdapterView.OnItemSelectedListener {
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@Override
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public void onItemSelected(AdapterView<?> parent, View view, int position, long id) {
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defaultLabel.setVisibility(position == 0 ? View.VISIBLE : View.GONE);
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customText.setVisibility(position == 0 ? View.GONE : View.VISIBLE);
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positiveButton.setEnabled(position == 0 || validator.isValid(customText.getText().toString()));
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}
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@Override
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public void onNothingSelected(AdapterView<?> parent) {
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defaultLabel.setVisibility(View.VISIBLE);
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customText.setVisibility(View.GONE);
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}
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}
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private class TextValidator implements TextWatcher {
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@Override
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public void beforeTextChanged(CharSequence s, int start, int count, int after) {}
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@Override
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public void onTextChanged(CharSequence s, int start, int before, int count) {}
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@Override
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public void afterTextChanged(Editable s) {
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if (spinner.getSelectedItemPosition() == 1) {
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positiveButton.setEnabled(validator.isValid(s.toString()));
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}
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}
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}
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protected interface CustomPreferenceValidator {
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public boolean isValid(String value);
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}
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private static class NullValidator implements CustomPreferenceValidator {
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@Override
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public boolean isValid(String value) {
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return true;
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}
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}
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public static class UriValidator implements CustomPreferenceValidator {
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@Override
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public boolean isValid(String value) {
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if (TextUtils.isEmpty(value)) return true;
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try {
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new URI(value);
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return true;
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} catch (URISyntaxException mue) {
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return false;
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}
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}
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}
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public static class HostnameValidator implements CustomPreferenceValidator {
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@Override
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public boolean isValid(String value) {
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if (TextUtils.isEmpty(value)) return true;
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try {
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URI uri = new URI(null, value, null, null);
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return true;
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} catch (URISyntaxException mue) {
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return false;
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}
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}
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}
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public static class PortValidator implements CustomPreferenceValidator {
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@Override
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public boolean isValid(String value) {
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try {
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Integer.parseInt(value);
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return true;
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} catch (NumberFormatException e) {
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return false;
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}
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}
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}
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}
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