Fix sliding in man page view fragment

app/src/main/java/com/adonai/manman/ManPageDialogFragment.java

@@ -41,6 +41,7 @@
 import com.adonai.manman.entities.ManPage;
 import com.adonai.manman.misc.AbstractNetworkAsyncLoader;
 import com.adonai.manman.parser.Man2Html;
+import com.adonai.manman.views.PassiveSlidingPane;
 import com.squareup.okhttp.OkHttpClient;
 import com.squareup.okhttp.Request;
 import com.squareup.okhttp.Response;
@@ -79,7 +80,7 @@ public class ManPageDialogFragment extends Fragment {
  private String mCommandName;
 
  private LinearLayout mLinkContainer;
- private SlidingPaneLayout mSlider;
+ private PassiveSlidingPane mSlider;
  private ViewFlipper mFlipper;
  private WebView mContent;
 
@@ -116,22 +117,23 @@ public void onCreate(Bundle savedInstanceState) {
  @Override
  public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
  setHasOptionsMenu(true);
- 
+
  View root = inflater.inflate(R.layout.fragment_man_page_show, container, false);
  mLinkContainer = (LinearLayout) root.findViewById(R.id.link_list);
- mSlider = (SlidingPaneLayout) root.findViewById(R.id.sliding_pane);
  mFlipper = (ViewFlipper) root.findViewById(R.id.flipper);
  mContent = (WebView) root.findViewById(R.id.man_content_web);
  mContent.setWebViewClient(new ManPageChromeClient());
  mContent.getSettings().setJavaScriptEnabled(true);
-
+ mSlider = (PassiveSlidingPane) root.findViewById(R.id.sliding_pane);
+ mSlider.setTrackedView(mContent);
+
  // search-specific
  mSearchContainer = (LinearLayout) root.findViewById(R.id.search_bar_layout);
  mSearchEdit = (EditText) mSearchContainer.findViewById(R.id.search_edit);
  mCloseSearchBar = (ImageView) mSearchContainer.findViewById(R.id.close_search_bar);
  mFindNext = (ImageView) mSearchContainer.findViewById(R.id.find_next_occurrence);
  mFindPrevious = (ImageView) mSearchContainer.findViewById(R.id.find_previous_occurrence);
- 
+
  mCloseSearchBar.setOnClickListener(new SearchBarCloser());
  mSearchEdit.addTextChangedListener(new SearchExecutor());
  mFindNext.setOnClickListener(new SearchFurtherExecutor(true));
@@ -152,7 +154,7 @@ public void onResume() {
  InputMethodManager imm = (InputMethodManager) getActivity().getSystemService(Context.INPUT_METHOD_SERVICE);
  imm.hideSoftInputFromWindow(mContent.getWindowToken(), 0);
  }
- 
+
  @Override
  public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
  super.onCreateOptionsMenu(menu, inflater);

app/src/main/java/com/adonai/manman/views/PassiveSlidingPane.java

@@ -4,6 +4,7 @@
 import android.support.v4.widget.SlidingPaneLayout;
 import android.util.AttributeSet;
 import android.view.MotionEvent;
+import android.view.View;
 
 /**
  * Extension for sliding pane layout class
@@ -15,6 +16,8 @@ public class PassiveSlidingPane extends SlidingPaneLayout {
 
  private static final int LEFT = -1;
 
+ private View mTrackedView;
+
  public PassiveSlidingPane(Context context) {
  super(context);
  init();
@@ -33,12 +36,16 @@ public PassiveSlidingPane(Context context, AttributeSet attrs, int defStyle) {
  private void init() {
  }
 
+ public void setTrackedView(View v) {
+ mTrackedView = v;
+ }
+
  @Override
  public boolean onInterceptTouchEvent(MotionEvent ev) {
  if(isOpen()) // we're open, do whatever we want
  return super.onInterceptTouchEvent(ev);
- else if(getChildCount() > 1) {
- if (getChildAt(1).canScrollHorizontally(LEFT)) { // if we can scroll left in child, don't even try to open pane!
+ else if(mTrackedView != null) {
+ if (mTrackedView.canScrollHorizontally(LEFT)) { // if we can scroll left in child, don't even try to open pane!
  return false;
  }
  }