Chips: Add a view attribute for maximum number of chips parsed

Additionally add a dynamic way to set maxChipsParsed

Change-Id: I8e88d4268b8e2ecc6de26d8cf69a985821c8e9f0
(cherry picked from commit c274746186af89f4c11499771678696d18158476)

2 files changed, 30 insertions, 2 deletions

diff --git a/res/values/attrs.xml b/res/values/attrs.xml
index d3500aa..7803de0 100644
--- a/res/values/attrs.xml
+++ b/res/values/attrs.xml
@@ -31,5 +31,6 @@
             <enum name="bottom" value = "0"/>
             <enum name="baseline" value = "1"/>
         </attr>
+        <attr name="maxChips" format="integer" />
     </declare-styleable>
-</resources>
\ No newline at end of file
+</resources>
diff --git a/src/com/android/ex/chips/RecipientEditTextView.java b/src/com/android/ex/chips/RecipientEditTextView.java
index 90fadd0..b9f67d1 100644
--- a/src/com/android/ex/chips/RecipientEditTextView.java
+++ b/src/com/android/ex/chips/RecipientEditTextView.java
@@ -158,6 +158,7 @@ public class RecipientEditTextView extends MultiAutoCompleteTextView implements
     private boolean mDisableDelete;
     private int mMaxLines;
     private int mActionBarHeight;
+    private int mMaxChipsParsed;
 
     /**
      * Enumerator for avatar position. See attr.xml for more details.
@@ -965,6 +966,7 @@ public class RecipientEditTextView extends MultiAutoCompleteTextView implements
             mActionBarHeight = TypedValue.complexToDimensionPixelSize(tv.data, getResources()
                     .getDisplayMetrics());
         }
+        mMaxChipsParsed = a.getInt(R.styleable.RecipientEditTextView_maxChips, MAX_CHIPS_PARSED);
 
         a.recycle();
     }
@@ -1059,7 +1061,7 @@ public class RecipientEditTextView extends MultiAutoCompleteTextView implements
         synchronized (mPendingChips) {
             Editable editable = getText();
             // Tokenize!
-            if (mPendingChipsCount <= MAX_CHIPS_PARSED) {
+            if (mPendingChipsCount <= mMaxChipsParsed) {
                 for (int i = 0; i < mPendingChips.size(); i++) {
                     String current = mPendingChips.get(i);
                     int tokenStart = editable.toString().indexOf(current);
@@ -3140,4 +3142,29 @@ public class RecipientEditTextView extends MultiAutoCompleteTextView implements
         float right;
         float bottom;
     }
+
+    /**
+     * Get the current max chips limits.
+     * @return The value used to cap the number of contacts that this field will tokenize.
+     */
+    protected int getMaxChipsParsed() {
+        return mMaxChipsParsed;
+    }
+
+    /**
+     * Set the current max chips limit.
+     * @param maxChipsParsed - This value will cap the number of contacts that this field will
+     *                       tokenize.
+     */
+    protected void setMaxChipsParsed(int maxChipsParsed) {
+        mMaxChipsParsed = maxChipsParsed;
+    }
+
+    /**
+     * Get whether we are still tokenizing input
+     * @return true if still tokenizing contacts, false otherwise
+     */
+    protected boolean isChipping() {
+        return !mNoChips;
+    }
 }