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/*
* Copyright 2012 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.android.notificationstudio.editor;
import android.text.Editable;
import android.text.InputType;
import android.text.TextWatcher;
import android.view.View;
import android.widget.EditText;
import com.android.notificationstudio.R;
import com.android.notificationstudio.editor.Editors.Editor;
import com.android.notificationstudio.model.EditableItem;
public class TextEditor implements Editor {
public Runnable bindEditor(View v, final EditableItem item, final Runnable afterChange) {
final EditText textEditor = (EditText) v.findViewById(R.id.text_editor);
textEditor.setVisibility(View.VISIBLE);
textEditor.setInputType(getInputType());
Runnable updateEditText = new Runnable() {
public void run() {
textEditor.setText(item.getValue() == null ? "" : item.getValue().toString());
}};
if (item.hasValue())
updateEditText.run();
textEditor.addTextChangedListener(new TextWatcher() {
public void afterTextChanged(Editable s) {
Object newVal = parseValue(s.length() == 0 ? null : s.toString());
if (equal(newVal, item.getValue()))
return;
item.setValue(newVal);
afterChange.run();
}
public void beforeTextChanged(CharSequence s, int start, int count, int after) {
// noop
}
public void onTextChanged(CharSequence s, int start, int before, int count) {
// noop
}
});
return updateEditText;
}
protected int getInputType() {
return InputType.TYPE_CLASS_TEXT;
}
protected Object parseValue(String str) {
return str;
}
private static boolean equal(Object a, Object b) {
return a == b || (a != null && a.equals(b));
}
}
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