[SuwLib] Allow setting visibility of items

Added setVisible and android:visible to Item so that it will be
hidden if not visible.

Change-Id: If8d2e3ec95c2f1aaffe8991c283f5c474e1f459a

1 files changed, 15 insertions, 0 deletions

diff --git a/library/main/src/com/android/setupwizardlib/items/Item.java b/library/main/src/com/android/setupwizardlib/items/Item.java
index a33e68a..d03b990 100644
--- a/library/main/src/com/android/setupwizardlib/items/Item.java
+++ b/library/main/src/com/android/setupwizardlib/items/Item.java
@@ -37,6 +37,7 @@ public class Item extends AbstractItem {
     private int mLayoutRes;
     private CharSequence mSummary;
     private CharSequence mTitle;
+    private boolean mVisible = true;
 
     public Item() {
         super();
@@ -52,6 +53,7 @@ public class Item extends AbstractItem {
         mSummary = a.getText(R.styleable.SuwItem_android_summary);
         mLayoutRes = a.getResourceId(R.styleable.SuwItem_android_layout,
                 getDefaultLayoutResource());
+        mVisible = a.getBoolean(R.styleable.SuwItem_android_visible, true);
         a.recycle();
     }
 
@@ -64,6 +66,11 @@ public class Item extends AbstractItem {
     }
 
     @Override
+    public int getCount() {
+        return isVisible() ? 1 : 0;
+    }
+
+    @Override
     public boolean isEnabled() {
         return mEnabled;
     }
@@ -101,6 +108,14 @@ public class Item extends AbstractItem {
         return mTitle;
     }
 
+    public void setVisible(boolean visible) {
+        mVisible = visible;
+    }
+
+    public boolean isVisible() {
+        return mVisible;
+    }
+
     public int getViewId() {
         return getId();
     }