From 44c1473c03a0021224fa94af9b1e3579ec244b12 Mon Sep 17 00:00:00 2001
From: Gilles Debunne <debunne@google.com>
Date: Tue, 19 Oct 2010 11:56:59 -0700
Subject: New Holo style for Tabs.

Holo theme with new assets and style for TabWidgets.

Legacy Themes still use GB style.

Assets added in a previous bluk update were removed.

Change-Id: Ia4a612678561fa5047bbd2a72488086c0f3d61a1
---
 core/java/android/widget/TabHost.java | 29 ++++++++++++++++++++++++-----
 1 file changed, 24 insertions(+), 5 deletions(-)

(limited to 'core/java/android/widget/TabHost.java')

diff --git a/core/java/android/widget/TabHost.java b/core/java/android/widget/TabHost.java
index ff31dec..2949208 100644
--- a/core/java/android/widget/TabHost.java
+++ b/core/java/android/widget/TabHost.java
@@ -21,6 +21,7 @@ import com.android.internal.R;
 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;
@@ -63,6 +64,8 @@ public class TabHost extends FrameLayout implements ViewTreeObserver.OnTouchMode
     private OnTabChangeListener mOnTabChangeListener;
     private OnKeyListener mTabKeyListener;
 
+    private int mTabLayoutId;
+
     public TabHost(Context context) {
         super(context);
         initTabHost();
@@ -70,6 +73,18 @@ public class TabHost extends FrameLayout implements ViewTreeObserver.OnTouchMode
 
     public TabHost(Context context, AttributeSet attrs) {
         super(context, attrs);
+
+        TypedArray a = context.obtainStyledAttributes(attrs,
+                com.android.internal.R.styleable.TabWidget,
+                com.android.internal.R.attr.tabWidgetStyle, 0);
+
+        mTabLayoutId = a.getResourceId(R.styleable.TabWidget_tabLayout, 0);
+        if (mTabLayoutId == 0) {
+            throw new IllegalArgumentException("Invalid TabWidget tabLayout id");
+        }
+
+        a.recycle();
+
         initTabHost();
     }
 
@@ -214,6 +229,7 @@ mTabHost.addTab(TAB_TAG_1, "Hello, world!", "Tab 1");
         if (tabSpec.mIndicatorStrategy instanceof ViewIndicatorStrategy) {
             mTabWidget.setStripEnabled(false);
         }
+
         mTabWidget.addView(tabIndicator);
         mTabSpecs.add(tabSpec);
 
@@ -513,7 +529,7 @@ mTabHost.addTab(TAB_TAG_1, "Hello, world!", "Tab 1");
             final Context context = getContext();
             LayoutInflater inflater =
                     (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
-            View tabIndicator = inflater.inflate(R.layout.tab_indicator,
+            View tabIndicator = inflater.inflate(mTabLayoutId,
                     mTabWidget, // tab widget is the parent
                     false); // no inflate params
 
@@ -525,7 +541,7 @@ mTabHost.addTab(TAB_TAG_1, "Hello, world!", "Tab 1");
                 tabIndicator.setBackgroundResource(R.drawable.tab_indicator_v4);
                 tv.setTextColor(context.getResources().getColorStateList(R.color.tab_indicator_text_v4));
             }
-            
+
             return tabIndicator;
         }
     }
@@ -547,7 +563,7 @@ mTabHost.addTab(TAB_TAG_1, "Hello, world!", "Tab 1");
             final Context context = getContext();
             LayoutInflater inflater =
                     (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
-            View tabIndicator = inflater.inflate(R.layout.tab_indicator,
+            View tabIndicator = inflater.inflate(mTabLayoutId,
                     mTabWidget, // tab widget is the parent
                     false); // no inflate params
 
@@ -555,14 +571,17 @@ mTabHost.addTab(TAB_TAG_1, "Hello, world!", "Tab 1");
             tv.setText(mLabel);
 
             final ImageView iconView = (ImageView) tabIndicator.findViewById(R.id.icon);
-            iconView.setImageDrawable(mIcon);
+            if (mIcon != null) {
+                iconView.setImageDrawable(mIcon);
+                iconView.setVisibility(VISIBLE);
+            }
 
             if (context.getApplicationInfo().targetSdkVersion <= Build.VERSION_CODES.DONUT) {
                 // Donut apps get old color scheme
                 tabIndicator.setBackgroundResource(R.drawable.tab_indicator_v4);
                 tv.setTextColor(context.getResources().getColorStateList(R.color.tab_indicator_text_v4));
             }
-            
+
             return tabIndicator;
         }
     }
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