| /* |
| * Copyright (C) 2011 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.test.layout; |
| |
| import android.app.Activity; |
| import android.content.Context; |
| import android.os.Bundle; |
| import android.view.View; |
| import android.view.View.OnClickListener; |
| import android.view.ViewGroup; |
| import android.widget.Button; |
| import android.widget.EditText; |
| import android.widget.GridLayout; |
| import android.widget.GridLayout.Alignment; |
| import android.widget.GridLayout.LayoutParams; |
| import android.widget.TextView; |
| |
| import static android.widget.GridLayout.BASELINE; |
| import static android.widget.GridLayout.BOTTOM; |
| import static android.widget.GridLayout.CENTER; |
| import static android.widget.GridLayout.FILL; |
| import static android.widget.GridLayout.LEFT; |
| import static android.widget.GridLayout.RIGHT; |
| import static android.widget.GridLayout.TOP; |
| import static android.widget.GridLayout.spec; |
| |
| public class AlignmentTest extends Activity { |
| |
| public static final String[] HORIZONTAL_NAMES = {"LEFT", "center", "east", "fill"}; |
| public static final Alignment[] HORIZONTAL_ALIGNMENTS = {LEFT, CENTER, RIGHT, FILL}; |
| public static final String[] VERTICAL_NAMES = {"north", "center", "baseline", "south", "fill"}; |
| public static final Alignment[] VERTICAL_ALIGNMENTS = {TOP, CENTER, BASELINE, BOTTOM, FILL}; |
| private static Context CONTEXT; |
| |
| public static interface ViewFactory { |
| View create(String name, int size); |
| } |
| |
| public static final ViewFactory BUTTON_FACTORY = new ViewFactory() { |
| public View create(String name, int size) { |
| Button result = new Button(CONTEXT); |
| result.setText(name); |
| result.setOnClickListener(new OnClickListener() { |
| @Override |
| public void onClick(View v) { |
| animate(v); |
| } |
| }); |
| return result; |
| } |
| }; |
| |
| public static final ViewFactory LABEL_FACTORY = new ViewFactory() { |
| public View create(String name, int size) { |
| TextView result = new TextView(CONTEXT); |
| result.setText(name); |
| result.setTextSize(40); |
| return result; |
| } |
| }; |
| |
| public static final ViewFactory TEXT_FIELD_FACTORY = new ViewFactory() { |
| public View create(String name, int size) { |
| EditText result = new EditText(CONTEXT); |
| result.setText(name); |
| return result; |
| } |
| }; |
| |
| public static final ViewFactory[] FACTORIES = |
| {BUTTON_FACTORY, LABEL_FACTORY, TEXT_FIELD_FACTORY}; |
| |
| public static ViewGroup create(Context context1) { |
| CONTEXT = context1; |
| GridLayout container = new GridLayout(context1); |
| container.setUseDefaultMargins(true); |
| |
| for (int i = 0; i < VERTICAL_ALIGNMENTS.length; i++) { |
| Alignment va = VERTICAL_ALIGNMENTS[i]; |
| for (int j = 0; j < HORIZONTAL_ALIGNMENTS.length; j++) { |
| Alignment ha = HORIZONTAL_ALIGNMENTS[j]; |
| LayoutParams layoutParams = new LayoutParams(spec(i, va), spec(j, ha)); |
| String name = VERTICAL_NAMES[i] + "-" + HORIZONTAL_NAMES[j]; |
| ViewFactory factory = FACTORIES[(i + j) % FACTORIES.length]; |
| container.addView(factory.create(name, 20), layoutParams); |
| } |
| } |
| |
| return container; |
| } |
| |
| public static void animate(View v) { |
| |
| long start = System.currentTimeMillis(); |
| int N = 1000; |
| for (int i = 0; i < N; i++) { |
| ViewGroup.LayoutParams lp = v.getLayoutParams(); |
| lp.width += 1; // width; |
| lp.height += 1; // height; |
| v.requestLayout(); |
| GridLayout p = (GridLayout) v.getParent(); |
| p.layout(0, 0, 1000 + (i % 2), 500 + (i % 2)); |
| } |
| float time = (float) (System.currentTimeMillis() - start) / N * 1000; |
| System.out.println("Time: " + time + "mics"); |
| } |
| |
| protected void onCreate(Bundle savedInstanceState) { |
| super.onCreate(savedInstanceState); |
| setContentView(create(getBaseContext())); |
| } |
| |
| } |