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

   1 package com.actionbarsherlock.internal.widget;
   2
   3 import static android.view.View.MeasureSpec.EXACTLY;
   4 import android.content.Context;
   5 import android.content.res.TypedArray;
   6 import android.util.AttributeSet;
   7 import android.util.DisplayMetrics;
   8 import android.util.TypedValue;
   9 import android.widget.LinearLayout;
  10 import com.actionbarsherlock.R;
  11
  12 public class FakeDialogPhoneWindow extends LinearLayout {
  13     final TypedValue mMinWidthMajor = new TypedValue();
  14     final TypedValue mMinWidthMinor = new TypedValue();
  15
  16     public FakeDialogPhoneWindow(Context context, AttributeSet attrs) {
  17         super(context, attrs);
  18
  19         TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.SherlockTheme);
  20
  21         a.getValue(R.styleable.SherlockTheme_windowMinWidthMajor, mMinWidthMajor);
  22         a.getValue(R.styleable.SherlockTheme_windowMinWidthMinor, mMinWidthMinor);
  23
  24         a.recycle();
  25     }
  26
  27     /* Stolen from PhoneWindow */
  28     @Override
  29     protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
  30         final DisplayMetrics metrics = getContext().getResources().getDisplayMetrics();
  31         final boolean isPortrait = metrics.widthPixels < metrics.heightPixels;
  32
  33         super.onMeasure(widthMeasureSpec, heightMeasureSpec);
  34
  35         int width = getMeasuredWidth();
  36         boolean measure = false;
  37
  38         widthMeasureSpec = MeasureSpec.makeMeasureSpec(width, EXACTLY);
  39
  40         final TypedValue tv = isPortrait ? mMinWidthMinor : mMinWidthMajor;
  41
  42         if (tv.type != TypedValue.TYPE_NULL) {
  43             final int min;
  44             if (tv.type == TypedValue.TYPE_DIMENSION) {
  45                 min = (int)tv.getDimension(metrics);
  46             } else if (tv.type == TypedValue.TYPE_FRACTION) {
  47                 min = (int)tv.getFraction(metrics.widthPixels, metrics.widthPixels);
  48             } else {
  49                 min = 0;
  50             }
  51
  52             if (width < min) {
  53                 widthMeasureSpec = MeasureSpec.makeMeasureSpec(min, EXACTLY);
  54                 measure = true;
  55             }
  56         }
  57
  58         // TODO: Support height?
  59
  60         if (measure) {
  61             super.onMeasure(widthMeasureSpec, heightMeasureSpec);
  62         }
  63     }
  64 }