Reimplement TypedArray.getLayoutDimension(int, int) for the layout bridge.

1 files changed, 114 insertions, 109 deletions

diff --git a/tools/layoutlib/bridge/src/com/android/layoutlib/bridge/BridgeTypedArray.java b/tools/layoutlib/bridge/src/com/android/layoutlib/bridge/BridgeTypedArray.java
index 48998db..10421de 100644
--- a/tools/layoutlib/bridge/src/com/android/layoutlib/bridge/BridgeTypedArray.java
+++ b/tools/layoutlib/bridge/src/com/android/layoutlib/bridge/BridgeTypedArray.java
@@ -39,7 +39,7 @@ import java.util.Map;
  * TODO: describe.
  */
 public final class BridgeTypedArray extends TypedArray {
-    
+
     @SuppressWarnings("hiding")
     private BridgeResources mResources;
     private BridgeContext mContext;
@@ -47,7 +47,7 @@ public final class BridgeTypedArray extends TypedArray {
     private IResourceValue[] mData;
     private String[] mNames;
     private final boolean mPlatformFile;
-    
+
     public BridgeTypedArray(BridgeResources resources, BridgeContext context, int len,
             boolean platformFile) {
         super(null, null, null, 0);
@@ -58,12 +58,12 @@ public final class BridgeTypedArray extends TypedArray {
         mNames = new String[len];
     }
 
-    /** A bridge-specific method that sets a value in the type array */ 
+    /** A bridge-specific method that sets a value in the type array */
     public void bridgeSetValue(int index, String name, IResourceValue value) {
         mData[index] = value;
         mNames[index] = name;
     }
-    
+
     /**
      * Seals the array after all calls to {@link #bridgeSetValue(int, String, IResourceValue)} have
      * been done.
@@ -79,11 +79,11 @@ public final class BridgeTypedArray extends TypedArray {
                 count++;
             }
         }
-        
+
         // allocate the table with an extra to store the size
         mIndices = new int[count+1];
         mIndices[0] = count;
-        
+
         // fill the array with the indices.
         int index = 1;
         for (int i = 0 ; i < mData.length ; i++) {
@@ -100,7 +100,7 @@ public final class BridgeTypedArray extends TypedArray {
     public int length() {
         return mData.length;
     }
-    
+
     /**
      * Return the Resources object this array was loaded from.
      */
@@ -108,13 +108,13 @@ public final class BridgeTypedArray extends TypedArray {
     public Resources getResources() {
         return mResources;
     }
-    
+
     /**
      * Retrieve the styled string value for the attribute at <var>index</var>.
-     * 
+     *
      * @param index Index of attribute to retrieve.
-     * 
-     * @return CharSequence holding string data.  May be styled.  Returns 
+     *
+     * @return CharSequence holding string data.  May be styled.  Returns
      *         null if the attribute is not defined.
      */
     @Override
@@ -129,9 +129,9 @@ public final class BridgeTypedArray extends TypedArray {
 
     /**
      * Retrieve the string value for the attribute at <var>index</var>.
-     * 
+     *
      * @param index Index of attribute to retrieve.
-     * 
+     *
      * @return String holding string data.  Any styling information is
      * removed.  Returns null if the attribute is not defined.
      */
@@ -140,16 +140,16 @@ public final class BridgeTypedArray extends TypedArray {
         if (mData[index] != null) {
             return mData[index].getValue();
         }
-        
+
         return null;
     }
 
     /**
      * Retrieve the boolean value for the attribute at <var>index</var>.
-     * 
+     *
      * @param index Index of attribute to retrieve.
      * @param defValue Value to return if the attribute is not defined.
-     * 
+     *
      * @return Attribute boolean value, or defValue if not defined.
      */
     @Override
@@ -162,16 +162,16 @@ public final class BridgeTypedArray extends TypedArray {
         if (s != null) {
             return XmlUtils.convertValueToBoolean(s, defValue);
         }
-        
+
         return defValue;
     }
 
     /**
      * Retrieve the integer value for the attribute at <var>index</var>.
-     * 
+     *
      * @param index Index of attribute to retrieve.
      * @param defValue Value to return if the attribute is not defined.
-     * 
+     *
      * @return Attribute int value, or defValue if not defined.
      */
     @Override
@@ -181,7 +181,7 @@ public final class BridgeTypedArray extends TypedArray {
         }
 
         String s = mData[index].getValue();
-        
+
         try {
             return (s == null) ? defValue : XmlUtils.convertValueToInt(s, defValue);
         } catch (NumberFormatException e) {
@@ -192,11 +192,11 @@ public final class BridgeTypedArray extends TypedArray {
         // Check for possible constants and try to find them.
         // Get the map of attribute-constant -> IntegerValue
         Map<String, Integer> map = Bridge.getEnumValues(mNames[index]);
-        
+
         if (map != null) {
             // accumulator to store the value of the 1+ constants.
             int result = 0;
-            
+
             // split the value in case this is a mix of several flags.
             String[] keywords = s.split("\\|");
             for (String keyword : keywords) {
@@ -217,9 +217,9 @@ public final class BridgeTypedArray extends TypedArray {
 
     /**
      * Retrieve the float value for the attribute at <var>index</var>.
-     * 
+     *
      * @param index Index of attribute to retrieve.
-     * 
+     *
      * @return Attribute float value, or defValue if not defined..
      */
     @Override
@@ -237,23 +237,23 @@ public final class BridgeTypedArray extends TypedArray {
                 mContext.getLogger().warning(String.format(
                         "Unable to convert \"%s\" into a float in attribute \"%2$s\"",
                         s, mNames[index]));
-                
+
                 // we'll return the default value below.
             }
         }
         return defValue;
     }
-    
+
     /**
      * Retrieve the color value for the attribute at <var>index</var>.  If
      * the attribute references a color resource holding a complex
      * {@link android.content.res.ColorStateList}, then the default color from
      * the set is returned.
-     * 
+     *
      * @param index Index of attribute to retrieve.
      * @param defValue Value to return if the attribute is not defined or
      *                 not a resource.
-     * 
+     *
      * @return Attribute color value, or defValue if not defined.
      */
     @Override
@@ -261,7 +261,7 @@ public final class BridgeTypedArray extends TypedArray {
         if (mData[index] == null) {
             return defValue;
         }
-        
+
         String s = mData[index].getValue();
         try {
             return ResourceHelper.getColor(s);
@@ -280,9 +280,9 @@ public final class BridgeTypedArray extends TypedArray {
      * Retrieve the ColorStateList for the attribute at <var>index</var>.
      * The value may be either a single solid color or a reference to
      * a color or complex {@link android.content.res.ColorStateList} description.
-     * 
+     *
      * @param index Index of attribute to retrieve.
-     * 
+     *
      * @return ColorStateList for the attribute, or null if not defined.
      */
     @Override
@@ -296,14 +296,14 @@ public final class BridgeTypedArray extends TypedArray {
         if (value == null) {
             return null;
         }
-        
+
         try {
             int color = ResourceHelper.getColor(value);
             return ColorStateList.valueOf(color);
         } catch (NumberFormatException e) {
             // if it's not a color value, we'll attempt to read the xml based color below.
         }
-        
+
         // let the framework inflate the ColorStateList from the XML file.
         try {
             File f = new File(value);
@@ -311,7 +311,7 @@ public final class BridgeTypedArray extends TypedArray {
                 KXmlParser parser = new KXmlParser();
                 parser.setFeature(XmlPullParser.FEATURE_PROCESS_NAMESPACES, true);
                 parser.setInput(new FileReader(f));
-                
+
                 ColorStateList colorStateList = ColorStateList.createFromXml(
                         mContext.getResources(),
                         // FIXME: we need to know if this resource is platform or not
@@ -325,22 +325,22 @@ public final class BridgeTypedArray extends TypedArray {
 
             // return null below.
         }
-        
+
         // looks like were unable to resolve the color value.
         mContext.getLogger().warning(String.format(
                 "Unable to resolve color value \"%1$s\" in attribute \"%2$s\"",
                 value, mNames[index]));
-        
+
         return null;
     }
-    
+
     /**
      * Retrieve the integer value for the attribute at <var>index</var>.
-     * 
+     *
      * @param index Index of attribute to retrieve.
      * @param defValue Value to return if the attribute is not defined or
      *                 not a resource.
-     * 
+     *
      * @return Attribute integer value, or defValue if not defined.
      */
     @Override
@@ -362,23 +362,23 @@ public final class BridgeTypedArray extends TypedArray {
                 // The default value is returned below.
             }
         }
-        
+
         return defValue;
     }
 
     /**
-     * Retrieve a dimensional unit attribute at <var>index</var>.  Unit 
-     * conversions are based on the current {@link DisplayMetrics} 
-     * associated with the resources this {@link TypedArray} object 
-     * came from. 
-     * 
+     * Retrieve a dimensional unit attribute at <var>index</var>.  Unit
+     * conversions are based on the current {@link DisplayMetrics}
+     * associated with the resources this {@link TypedArray} object
+     * came from.
+     *
      * @param index Index of attribute to retrieve.
      * @param defValue Value to return if the attribute is not defined or
      *                 not a resource.
-     * 
-     * @return Attribute dimension value multiplied by the appropriate 
+     *
+     * @return Attribute dimension value multiplied by the appropriate
      * metric, or defValue if not defined.
-     * 
+     *
      * @see #getDimensionPixelOffset
      * @see #getDimensionPixelSize
      */
@@ -397,11 +397,11 @@ public final class BridgeTypedArray extends TypedArray {
         } else if (s.equals(BridgeConstants.WRAP_CONTENT)) {
             return LayoutParams.WRAP_CONTENT;
         }
-        
+
         if (ResourceHelper.stringToFloat(s, mValue)) {
             return mValue.getDimension(mResources.mMetrics);
         }
-        
+
         // looks like we were unable to resolve the dimension value
         mContext.getLogger().warning(String.format(
                 "Unable to resolve dimension value \"%1$s\" in attribute \"%2$s\"",
@@ -416,14 +416,14 @@ public final class BridgeTypedArray extends TypedArray {
      * {@link #getDimension}, except the returned value is converted to
      * integer pixels for you.  An offset conversion involves simply
      * truncating the base value to an integer.
-     * 
+     *
      * @param index Index of attribute to retrieve.
      * @param defValue Value to return if the attribute is not defined or
      *                 not a resource.
-     * 
-     * @return Attribute dimension value multiplied by the appropriate 
+     *
+     * @return Attribute dimension value multiplied by the appropriate
      * metric and truncated to integer pixels, or defValue if not defined.
-     * 
+     *
      * @see #getDimension
      * @see #getDimensionPixelSize
      */
@@ -439,14 +439,14 @@ public final class BridgeTypedArray extends TypedArray {
      * integer pixels for use as a size.  A size conversion involves
      * rounding the base value, and ensuring that a non-zero base value
      * is at least one pixel in size.
-     * 
+     *
      * @param index Index of attribute to retrieve.
      * @param defValue Value to return if the attribute is not defined or
      *                 not a resource.
-     * 
-     * @return Attribute dimension value multiplied by the appropriate 
+     *
+     * @return Attribute dimension value multiplied by the appropriate
      * metric and truncated to integer pixels, or defValue if not defined.
-     *  
+     *
      * @see #getDimension
      * @see #getDimensionPixelOffset
      */
@@ -465,7 +465,7 @@ public final class BridgeTypedArray extends TypedArray {
         } else if (s.equals(BridgeConstants.WRAP_CONTENT)) {
             return LayoutParams.WRAP_CONTENT;
         }
-        
+
         // FIXME huh?
 
         float f = getDimension(index, defValue);
@@ -483,11 +483,11 @@ public final class BridgeTypedArray extends TypedArray {
      * {@link android.view.ViewGroup}'s layout_width and layout_height
      * attributes.  This is only here for performance reasons; applications
      * should use {@link #getDimensionPixelSize}.
-     * 
+     *
      * @param index Index of the attribute to retrieve.
      * @param name Textual name of attribute for error reporting.
-     * 
-     * @return Attribute dimension value multiplied by the appropriate 
+     *
+     * @return Attribute dimension value multiplied by the appropriate
      * metric and truncated to integer pixels.
      */
     @Override
@@ -495,20 +495,25 @@ public final class BridgeTypedArray extends TypedArray {
         return getDimensionPixelSize(index, 0);
     }
 
+    @Override
+    public int getLayoutDimension(int index, int defValue) {
+        return getDimensionPixelSize(index, defValue);
+    }
+
     /**
      * Retrieve a fractional unit attribute at <var>index</var>.
-     * 
-     * @param index Index of attribute to retrieve. 
-     * @param base The base value of this fraction.  In other words, a 
+     *
+     * @param index Index of attribute to retrieve.
+     * @param base The base value of this fraction.  In other words, a
      *             standard fraction is multiplied by this value.
-     * @param pbase The parent base value of this fraction.  In other 
+     * @param pbase The parent base value of this fraction.  In other
      *             words, a parent fraction (nn%p) is multiplied by this
      *             value.
      * @param defValue Value to return if the attribute is not defined or
      *                 not a resource.
-     * 
-     * @return Attribute fractional value multiplied by the appropriate 
-     * base value, or defValue if not defined. 
+     *
+     * @return Attribute fractional value multiplied by the appropriate
+     * base value, or defValue if not defined.
      */
     @Override
     public float getFraction(int index, int base, int pbase, float defValue) {
@@ -520,7 +525,7 @@ public final class BridgeTypedArray extends TypedArray {
         if (value == null) {
             return defValue;
         }
-        
+
         if (ResourceHelper.stringToFloat(value, mValue)) {
             return mValue.getFraction(base, pbase);
         }
@@ -529,29 +534,29 @@ public final class BridgeTypedArray extends TypedArray {
         mContext.getLogger().warning(String.format(
                 "Unable to resolve fraction value \"%1$s\" in attribute \"%2$s\"",
                 value, mNames[index]));
-        
+
         return defValue;
     }
 
     /**
      * Retrieve the resource identifier for the attribute at
-     * <var>index</var>.  Note that attribute resource as resolved when 
-     * the overall {@link TypedArray} object is retrieved.  As a 
-     * result, this function will return the resource identifier of the 
-     * final resource value that was found, <em>not</em> necessarily the 
-     * original resource that was specified by the attribute. 
-     * 
+     * <var>index</var>.  Note that attribute resource as resolved when
+     * the overall {@link TypedArray} object is retrieved.  As a
+     * result, this function will return the resource identifier of the
+     * final resource value that was found, <em>not</em> necessarily the
+     * original resource that was specified by the attribute.
+     *
      * @param index Index of attribute to retrieve.
      * @param defValue Value to return if the attribute is not defined or
      *                 not a resource.
-     * 
+     *
      * @return Attribute resource identifier, or defValue if not defined.
      */
     @Override
     public int getResourceId(int index, int defValue) {
         // get the IResource for this index
         IResourceValue resValue = mData[index];
-        
+
         // no data, return the default value.
         if (resValue == null) {
             return defValue;
@@ -562,7 +567,7 @@ public final class BridgeTypedArray extends TypedArray {
             // get the id that will represent this style.
             return mContext.getDynamicIdByStyle((IStyleResourceValue)resValue);
         }
-        
+
         // if the attribute was a reference to an id, and not a declaration of an id (@+id), then
         // the xml attribute value was "resolved" which leads us to a IResourceValue with
         // getType() returning "id" and getName() returning the id name
@@ -583,7 +588,7 @@ public final class BridgeTypedArray extends TypedArray {
         if (value == null) {
             return defValue;
         }
-        
+
         // if the value is just an integer, return it.
         try {
             int i = Integer.parseInt(value);
@@ -601,14 +606,14 @@ public final class BridgeTypedArray extends TypedArray {
         // fact in the android.R and com.android.internal.R classes.
         // The field mPlatformFile will indicate that all IDs are to be looked up in the android R
         // classes exclusively.
-        
+
         // if this is a reference to an id, find it.
         if (value.startsWith("@id/") || value.startsWith("@+") ||
                 value.startsWith("@android:id/")) {
-            
+
             int pos = value.indexOf('/');
             String idName = value.substring(pos + 1);
-            
+
             // if this is a framework id
             if (mPlatformFile || value.startsWith("@android") || value.startsWith("@+android")) {
                 // look for idName in the android R classes
@@ -621,7 +626,7 @@ public final class BridgeTypedArray extends TypedArray {
 
         // not a direct id valid reference? resolve it
         Integer idValue = null;
-        
+
         if (resValue.isFramework()) {
             idValue = Bridge.getResourceValue(resValue.getType(), resValue.getName());
         } else {
@@ -632,7 +637,7 @@ public final class BridgeTypedArray extends TypedArray {
         if (idValue != null) {
             return idValue.intValue();
         }
-        
+
         mContext.getLogger().warning(String.format(
                 "Unable to resolve id \"%1$s\" for attribute \"%2$s\"", value, mNames[index]));
         return defValue;
@@ -643,9 +648,9 @@ public final class BridgeTypedArray extends TypedArray {
      * gets the resource ID of the selected attribute, and uses
      * {@link Resources#getDrawable Resources.getDrawable} of the owning
      * Resources object to retrieve its Drawable.
-     * 
+     *
      * @param index Index of attribute to retrieve.
-     * 
+     *
      * @return Drawable for the attribute, or null if not defined.
      */
     @Override
@@ -658,13 +663,13 @@ public final class BridgeTypedArray extends TypedArray {
         if (value == null || BridgeConstants.REFERENCE_NULL.equals(value)) {
             return null;
         }
-        
+
         Drawable d = ResourceHelper.getDrawable(value, mContext, mData[index].isFramework());
-        
+
         if (d != null) {
             return d;
         }
-        
+
         // looks like we were unable to resolve the drawable
         mContext.getLogger().warning(String.format(
                 "Unable to resolve drawable \"%1$s\" in attribute \"%2$s\"", value, mNames[index]));
@@ -678,9 +683,9 @@ public final class BridgeTypedArray extends TypedArray {
      * This gets the resource ID of the selected attribute, and uses
      * {@link Resources#getTextArray Resources.getTextArray} of the owning
      * Resources object to retrieve its String[].
-     * 
+     *
      * @param index Index of attribute to retrieve.
-     * 
+     *
      * @return CharSequence[] for the attribute, or null if not defined.
      */
     @Override
@@ -693,7 +698,7 @@ public final class BridgeTypedArray extends TypedArray {
         if (value != null) {
             return new CharSequence[] { value };
         }
-        
+
         mContext.getLogger().warning(String.format(
                 String.format("Unknown value for getTextArray(%d) => %s", //DEBUG
                 index, mData[index].getName())));
@@ -703,44 +708,44 @@ public final class BridgeTypedArray extends TypedArray {
 
     /**
      * Retrieve the raw TypedValue for the attribute at <var>index</var>.
-     * 
+     *
      * @param index Index of attribute to retrieve.
      * @param outValue TypedValue object in which to place the attribute's
      *                 data.
-     * 
-     * @return Returns true if the value was retrieved, else false. 
+     *
+     * @return Returns true if the value was retrieved, else false.
      */
     @Override
     public boolean getValue(int index, TypedValue outValue) {
         if (mData[index] == null) {
             return false;
         }
-        
+
         String s = mData[index].getValue();
-        
+
         return ResourceHelper.stringToFloat(s, outValue);
     }
 
     /**
      * Determines whether there is an attribute at <var>index</var>.
-     * 
+     *
      * @param index Index of attribute to retrieve.
-     * 
+     *
      * @return True if the attribute has a value, false otherwise.
      */
     @Override
     public boolean hasValue(int index) {
         return mData[index] != null;
     }
-    
+
     /**
-     * Retrieve the raw TypedValue for the attribute at <var>index</var> 
-     * and return a temporary object holding its data.  This object is only 
-     * valid until the next call on to {@link TypedArray}. 
-     * 
+     * Retrieve the raw TypedValue for the attribute at <var>index</var>
+     * and return a temporary object holding its data.  This object is only
+     * valid until the next call on to {@link TypedArray}.
+     *
      * @param index Index of attribute to retrieve.
-     * 
-     * @return Returns a TypedValue object if the attribute is defined, 
+     *
+     * @return Returns a TypedValue object if the attribute is defined,
      *         containing its data; otherwise returns null.  (You will not
      *         receive a TypedValue whose type is TYPE_NULL.)
      */
@@ -749,7 +754,7 @@ public final class BridgeTypedArray extends TypedArray {
         if (getValue(index, mValue)) {
             return mValue;
         }
-        
+
         return null;
     }