api-impl: misc fixes and additions to make Telegram launch

src/api-impl/android/widget/TextView.java

@@ -123,7 +123,7 @@ public class TextView extends View {
 	public void setTextColor(ColorStateList colors) {
 		if (colors != null) {
 			this.colors = colors;
-			setTextColor(colors.getDefaultColor()); // TODO: do this properly
+			native_setTextColor(colors.getDefaultColor()); // TODO: do this properly
 		}
 	}
 	public void setTypeface(Typeface tf, int style) {

src/api-impl/android/widget/ViewSwitcher.java

@@ -0,0 +1,45 @@
+package android.widget;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.view.View;
+
+public class ViewSwitcher extends ViewAnimator {
+
+	public interface ViewFactory {
+		public View makeView();
+	}
+
+	private ViewFactory factory;
+
+	public ViewSwitcher(Context context, AttributeSet attrs) {
+		super(context, attrs);
+	}
+
+	public ViewSwitcher(Context context) {
+		super(context);
+	}
+
+	public void setFactory(ViewFactory factory) {
+		this.factory = factory;
+	}
+
+	@Override
+	public View getCurrentView() {
+		View view = super.getCurrentView();
+		if (view == null) {
+			view = factory.makeView();
+			addView(view);
+		}
+		return view;
+	}
+
+	public View getNextView() {
+		View view = getChildAt(mWhichChild+1);
+		if (view == null) {
+			view = factory.makeView();
+			addView(view);
+		}
+		return view;
+	}
+}