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      1 /*
      2  * Copyright (C) 2011 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.example.android.apis.view;
     18 
     19 import android.app.Activity;
     20 import android.content.Context;
     21 import android.content.res.Configuration;
     22 import android.os.Bundle;
     23 import android.view.View;
     24 
     25 import android.widget.*;
     26 
     27 import static android.text.InputType.*;
     28 import static android.widget.GridLayout.*;
     29 import static android.widget.GridLayout.LayoutParams;
     30 
     31 /**
     32  * A form, showing use of the GridLayout API. Here we demonstrate use of the row/column order
     33  * preserved property which allows rows and or columns to pass over each other when needed.
     34  * The two buttons in the bottom right corner need to be separated from the other UI elements.
     35  * This can either be done by separating rows or separating columns - but we don't need
     36  * to do both and may only have enough space to do one or the other.
     37  */
     38 public class GridLayout3 extends Activity {
     39     public static View create(Context context) {
     40         GridLayout p = new GridLayout(context);
     41         p.setUseDefaultMargins(true);
     42         p.setAlignmentMode(ALIGN_BOUNDS);
     43         Configuration configuration = context.getResources().getConfiguration();
     44         if ((configuration.orientation == Configuration.ORIENTATION_PORTRAIT)) {
     45             p.setColumnOrderPreserved(false);
     46         } else {
     47             p.setRowOrderPreserved(false);
     48         }
     49 
     50         Spec titleRow              = spec(0);
     51         Spec introRow              = spec(1);
     52         Spec emailRow              = spec(2, BASELINE);
     53         Spec passwordRow           = spec(3, BASELINE);
     54         Spec button1Row            = spec(5);
     55         Spec button2Row            = spec(6);
     56 
     57         Spec centerInAllColumns    = spec(0, 4, CENTER);
     58         Spec leftAlignInAllColumns = spec(0, 4, LEFT);
     59         Spec labelColumn           = spec(0, RIGHT);
     60         Spec fieldColumn           = spec(1, LEFT);
     61         Spec defineLastColumn      = spec(3);
     62         Spec fillLastColumn        = spec(3, FILL);
     63 
     64         {
     65             TextView c = new TextView(context);
     66             c.setTextSize(32);
     67             c.setText("Email setup");
     68             p.addView(c, new LayoutParams(titleRow, centerInAllColumns));
     69         }
     70         {
     71             TextView c = new TextView(context);
     72             c.setTextSize(16);
     73             c.setText("You can configure email in a few simple steps:");
     74             p.addView(c, new LayoutParams(introRow, leftAlignInAllColumns));
     75         }
     76         {
     77             TextView c = new TextView(context);
     78             c.setText("Email address:");
     79             p.addView(c, new LayoutParams(emailRow, labelColumn));
     80         }
     81         {
     82             EditText c = new EditText(context);
     83             c.setEms(10);
     84             c.setInputType(TYPE_CLASS_TEXT | TYPE_TEXT_VARIATION_EMAIL_ADDRESS);
     85             p.addView(c, new LayoutParams(emailRow, fieldColumn));
     86         }
     87         {
     88             TextView c = new TextView(context);
     89             c.setText("Password:");
     90             p.addView(c, new LayoutParams(passwordRow, labelColumn));
     91         }
     92         {
     93             TextView c = new EditText(context);
     94             c.setEms(8);
     95             c.setInputType(TYPE_CLASS_TEXT | TYPE_TEXT_VARIATION_PASSWORD);
     96             p.addView(c, new LayoutParams(passwordRow, fieldColumn));
     97         }
     98         {
     99             Button c = new Button(context);
    100             c.setText("Manual setup");
    101             p.addView(c, new LayoutParams(button1Row, defineLastColumn));
    102         }
    103         {
    104             Button c = new Button(context);
    105             c.setText("Next");
    106             p.addView(c, new LayoutParams(button2Row, fillLastColumn));
    107         }
    108 
    109         return p;
    110     }
    111 
    112     protected void onCreate(Bundle savedInstanceState) {
    113         super.onCreate(savedInstanceState);
    114         setContentView(create(this));
    115     }
    116 
    117 }