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Commit 238a60da authored by Josh Guilfoyle's avatar Josh Guilfoyle
Browse files

Crude theming support for tab indicators. 

This will be replaced by a style interception engine that is currently
in development separately.

Change-Id: I5bda5c79a1eab8277323975453ebedce6286a2ba
parent defa2a56

core/java/android/widget/TabHost.java

+19 −0
Original line number Diff line number Diff line
@@ -17,10 +17,12 @@ 
package android.widget;



import com.android.internal.R;

import com.android.internal.util.ThemeUtilities;



import android.app.LocalActivityManager;

import android.content.Context;

import android.content.Intent;

import android.content.res.TypedArray;

import android.graphics.drawable.Drawable;

import android.os.Build;

import android.util.AttributeSet;
@@ -495,6 +497,14 @@ mTabHost.addTab(TAB_TAG_1, "Hello, world!", "Tab 1"); 
     */

    private class LabelIndicatorStrategy implements IndicatorStrategy {



        /**

         * Attribute that the global theme can use to override the framework

         * default tab indicator background. This should be removed in favor of

         * a translation table allowing the theme to simply replace

         * android.R.drawable.tab_indicator.

         */

        private static final String ATTR_TAB_INDICATOR_BACKGROUND = "android_tabIndicatorBackground";



        private final CharSequence mLabel;



        private LabelIndicatorStrategy(CharSequence label) {
@@ -516,6 +526,15 @@ mTabHost.addTab(TAB_TAG_1, "Hello, world!", "Tab 1"); 
                // Donut apps get old color scheme

                tabIndicator.setBackgroundResource(R.drawable.tab_indicator_v4);

                tv.setTextColor(context.getResources().getColorStateList(R.color.tab_indicator_text_v4));

            } else {

                /* Check to see if the theme wants to override the background. */

                int tabIndicatorAttrId = ThemeUtilities.resolveDefaultStyleAttr(context,

                        ATTR_TAB_INDICATOR_BACKGROUND, 0);

                if (tabIndicatorAttrId != 0) {

                    TypedArray a = context.obtainStyledAttributes(new int[] { tabIndicatorAttrId });

                    tabIndicator.setBackgroundDrawable(a.getDrawable(0));

                    a.recycle();

                }

            }

            

            return tabIndicator;