ABP/Android UI

src/org/adblockplus/android/RefreshableListPreference.java

Index: src/org/adblockplus/android/RefreshableListPreference.java
===================================================================
new file mode 100644
--- /dev/null
+++ b/src/org/adblockplus/android/RefreshableListPreference.java
@@ -0,0 +1,57 @@
+package org.adblockplus.android;
+
+import android.content.Context;
+import android.preference.ListPreference;
+import android.util.AttributeSet;
+import android.view.View;
+import android.view.View.OnClickListener;
+import android.view.ViewGroup;
+import android.widget.ImageView;
+import android.widget.LinearLayout;
+
+/**
+ * ListPreference UI with refresh button.
+ */
+public class RefreshableListPreference extends ListPreference
+{
+  private OnClickListener refreshClickListener;
+
+  public RefreshableListPreference(Context context, AttributeSet attrs)
+  {
+    super(context, attrs);
+  }
+
+  @Override
+  protected void onBindView(View view)
+  {
+    super.onBindView(view);
+    final ImageView refreshImage = new ImageView(getContext());
+    ViewGroup widgetFrameView = ((ViewGroup) view.findViewById(android.R.id.widget_frame));
+    if (widgetFrameView == null)
+      return;
+    widgetFrameView.setVisibility(View.VISIBLE);
+    int rightPaddingDip = android.os.Build.VERSION.SDK_INT < 14 ? 8 : 5;
+    float density = getContext().getResources().getDisplayMetrics().density;
+    if (widgetFrameView instanceof LinearLayout)
+    {
+      ((LinearLayout) widgetFrameView).setOrientation(LinearLayout.HORIZONTAL);
+    }
+    widgetFrameView.addView(refreshImage, 0);
+    refreshImage.setImageResource(R.drawable.ic_menu_refresh);
+    refreshImage.setPadding(refreshImage.getPaddingLeft(), refreshImage.getPaddingTop(), (int) (density * rightPaddingDip), refreshImage.getPaddingBottom());
+    refreshImage.setOnClickListener(new OnClickListener()
+    {
+      @Override
+      public void onClick(View v)
+      {
+        if (refreshClickListener != null)
+          refreshClickListener.onClick(refreshImage);
+      }
+    });
+  }
+
+  public void setOnRefreshClickListener(OnClickListener l)
+  {
+    refreshClickListener = l;
+  }
+}