actionbarsherlock/src/com/actionbarsherlock/internal/widget/CapitalizingTextView.java

   1 package com.actionbarsherlock.internal.widget;
   2
   3 import android.content.Context;
   4 import android.content.res.TypedArray;
   5 import android.os.Build;
   6 import android.util.AttributeSet;
   7 import android.widget.TextView;
   8
   9 import java.util.Locale;
  10
  11 public class CapitalizingTextView extends TextView {
  12     private static final boolean SANS_ICE_CREAM = Build.VERSION.SDK_INT < Build.VERSION_CODES.ICE_CREAM_SANDWICH;
  13     private static final boolean IS_GINGERBREAD = Build.VERSION.SDK_INT >= Build.VERSION_CODES.GINGERBREAD;
  14
  15     private static final int[] R_styleable_TextView = new int[] {
  16         android.R.attr.textAllCaps
  17     };
  18     private static final int R_styleable_TextView_textAllCaps = 0;
  19
  20     private boolean mAllCaps;
  21
  22     public CapitalizingTextView(Context context, AttributeSet attrs) {
  23         this(context, attrs, 0);
  24     }
  25
  26     public CapitalizingTextView(Context context, AttributeSet attrs, int defStyle) {
  27         super(context, attrs, defStyle);
  28
  29         TypedArray a = context.obtainStyledAttributes(attrs, R_styleable_TextView, defStyle, 0);
  30         mAllCaps = a.getBoolean(R_styleable_TextView_textAllCaps, true);
  31         a.recycle();
  32     }
  33
  34     public void setTextCompat(CharSequence text) {
  35         if (SANS_ICE_CREAM && mAllCaps && text != null) {
  36             if (IS_GINGERBREAD) {
  37                 try {
  38                     setText(text.toString().toUpperCase(Locale.ROOT));
  39                 } catch (NoSuchFieldError e) {
  40                     //Some manufacturer broke Locale.ROOT. See #572.
  41                     setText(text.toString().toUpperCase());
  42                 }
  43             } else {
  44                 setText(text.toString().toUpperCase());
  45             }
  46         } else {
  47             setText(text);
  48         }
  49     }
  50 }