1 files changed, 65 insertions, 0 deletions
diff --git a/mobile/android/base/java/org/mozilla/gecko/widget/EllipsisTextView.java b/mobile/android/base/java/org/mozilla/gecko/widget/EllipsisTextView.java
new file mode 100644
index 000000000..44f88e668
--- /dev/null
+++ b/mobile/android/base/java/org/mozilla/gecko/widget/EllipsisTextView.java
@@ -0,0 +1,65 @@
+/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+package org.mozilla.gecko.widget;
+
+import org.mozilla.gecko.R;
+
+import android.content.Context;
+import android.content.res.TypedArray;
+import android.util.AttributeSet;
+import android.widget.TextView;
+
+/**
+ * Text view that correctly handles maxLines and ellipsizing for Android < 2.3.
+ */
+public class EllipsisTextView extends TextView {
+    private final String ellipsis;
+
+    private final int maxLines;
+    private CharSequence originalText;
+
+    public EllipsisTextView(Context context) {
+        this(context, null);
+    }
+
+    public EllipsisTextView(Context context, AttributeSet attrs) {
+        this(context, attrs, android.R.attr.textViewStyle);
+    }
+
+    public EllipsisTextView(Context context, AttributeSet attrs, int defStyle) {
+        super(context, attrs, defStyle);
+
+        ellipsis = getResources().getString(R.string.ellipsis);
+
+        TypedArray a = context.getTheme()
+            .obtainStyledAttributes(attrs, R.styleable.EllipsisTextView, 0, 0);
+        maxLines = a.getInteger(R.styleable.EllipsisTextView_ellipsizeAtLine, 1);
+        a.recycle();
+    }
+
+    public void setOriginalText(CharSequence text) {
+        originalText = text;
+        setText(text);
+    }
+
+    @Override
+    public void onLayout(boolean changed, int left, int top, int right, int bottom) {
+        super.onLayout(changed, left, top, right, bottom);
+
+        // There is extra space, start over with the original text
+        if (getLineCount() < maxLines) {
+            setText(originalText);
+        }
+
+        // If we are over the max line attribute, ellipsize
+        if (getLineCount() > maxLines) {
+            final int endIndex = getLayout().getLineEnd(maxLines - 1) - 1 - ellipsis.length();
+            final String text = getText().subSequence(0, endIndex) + ellipsis;
+            // Make sure that we don't change originalText
+            setText(text);
+        }
+    }
+}