Got dragging working in tandem with clicking. So awesome.

astrid/common-src/com/commonsware/cwac/tlv/TouchListView.java

@@ -35,19 +35,23 @@ import android.widget.ImageView;
 import android.widget.ListView;
 
 import com.timsu.astrid.R;
+import com.todoroo.andlib.utility.AndroidUtilities;
 
 public class TouchListView extends ListView {
 	private ImageView mDragView;
+	private View mOriginalView;
 	private WindowManager mWindowManager;
 	private WindowManager.LayoutParams mWindowParams;
 	private int mDragPos;      // which item is being dragged
 	private int mFirstDragPos; // where was the dragged item originally
 	private int mDragPoint;    // at what offset inside the item did the user grab it
 	private int mCoordOffset;  // the difference between screen coordinates and coordinates in this view
-	private int mDragStartX;
+	private float mDragStartX, mDragCurrentX;
+	private long mDragStartTime;
 	private DragListener mDragListener;
 	private DropListener mDropListener;
 	private SwipeListener mSwipeListener;
+	private GrabberClickListener mClickListener;
 	private int mUpperBound;
 	private int mLowerBound;
 	private int mHeight;
@@ -63,6 +67,7 @@ public class TouchListView extends ListView {
 	private int mItemHeightExpanded=-1;
 	private int grabberId=-1;
 	private int dragndropBackgroundColor=0x00000000;
+	private Thread longPressThread;
 
 	public TouchListView(Context context, AttributeSet attrs) {
 		this(context, attrs, 0);
@@ -74,15 +79,17 @@ public class TouchListView extends ListView {
         mTouchSlop = ViewConfiguration.get(context).getScaledTouchSlop();
 
         if (attrs != null) {
-			TypedArray a=getContext()
+            TypedArray a = getContext().obtainStyledAttributes(attrs,
-										.obtainStyledAttributes(attrs,
+                    R.styleable.TouchListView, 0, 0);
-																							R.styleable.TouchListView,
+
-																							0, 0);
+            mItemHeightNormal = a.getDimensionPixelSize(
-
+                    R.styleable.TouchListView_normal_height, 0);
-			mItemHeightNormal=a.getDimensionPixelSize(R.styleable.TouchListView_normal_height, 0);
+            mItemHeightExpanded = a.getDimensionPixelSize(
-			mItemHeightExpanded=a.getDimensionPixelSize(R.styleable.TouchListView_expanded_height, mItemHeightNormal);
+                    R.styleable.TouchListView_expanded_height,
+                    mItemHeightNormal);
             grabberId = a.getResourceId(R.styleable.TouchListView_grabber, -1);
-			dragndropBackgroundColor=a.getColor(R.styleable.TouchListView_dragndrop_background, 0x00000000);
+            dragndropBackgroundColor = a.getColor(
+                    R.styleable.TouchListView_dragndrop_background, 0x00000000);
             mRemoveMode = a.getInt(R.styleable.TouchListView_remove_mode, -1);
 
             a.recycle();
@@ -154,6 +161,10 @@ public class TouchListView extends ListView {
 												mDragPos = itemnum;
 												mFirstDragPos = mDragPos;
 												mHeight = getHeight();
+												mDragStartX = ev.getX();
+												mDragStartTime = System.currentTimeMillis();
+												mOriginalView = item;
+
 												int touchSlop = mTouchSlop;
 												mUpperBound = Math.min(y - touchSlop, mHeight / 3);
 												mLowerBound = Math.max(y + touchSlop, mHeight * 2 /3);
@@ -310,7 +321,7 @@ public class TouchListView extends ListView {
 							case MotionEvent.ACTION_CANCEL:
 									Rect r = mTempRect;
 									mDragView.getDrawingRect(r);
-									stopDragging();
+									stopDragging(ev);
 									if (mDragPos == mFirstDragPos && ev.getX() > mDragStartX + 20) {
 											if (mSwipeListener!= null) {
 													mSwipeListener.swipeRight(mFirstDragPos);
@@ -373,7 +384,7 @@ public class TouchListView extends ListView {
 	}
 
 	private void startDragging(Bitmap bm, int x, int y) {
-			stopDragging();
+			stopDragging(null);
 
 			mWindowParams = new WindowManager.LayoutParams();
 			mWindowParams.gravity = Gravity.TOP|Gravity.LEFT;
@@ -390,16 +401,34 @@ public class TouchListView extends ListView {
 			mWindowParams.windowAnimations = 0;
 
 			ImageView v = new ImageView(getContext());
-//        int backGroundColor = getContext().getResources().getColor(R.color.dragndrop_background);
 			v.setBackgroundColor(dragndropBackgroundColor);
 			v.setImageBitmap(bm);
 			mDragBitmap = bm;
 
-			mWindowManager = (WindowManager)getContext().getSystemService("window");
+			mWindowManager = (WindowManager)getContext().getSystemService(Context.WINDOW_SERVICE);
 			mWindowManager.addView(v, mWindowParams);
 			mDragView = v;
+
+			if(mClickListener != null) {
+			    longPressThread = new Thread(longPressRunnable);
+			    longPressThread.start();
+			}
 	}
 
+	private final Runnable longPressRunnable = new Runnable() {
+	    public void run() {
+	        AndroidUtilities.sleepDeep(1000L);
+	        if(Thread.currentThread().isInterrupted())
+	            return;
+
+	        if(mDragPos == mFirstDragPos &&
+                    Math.abs(mDragCurrentX - mDragStartX) < 10) {
+	            stopDragging(null);
+	            mClickListener.onLongClick(mOriginalView);
+	        }
+	    }
+	};
+
 	private void dragView(int x, int y) {
 		float alpha = 1.0f;
 		int width = mDragView.getWidth();
@@ -418,18 +447,38 @@ public class TouchListView extends ListView {
 		}
 		mWindowParams.y = y - mDragPoint + mCoordOffset;
 		mWindowManager.updateViewLayout(mDragView, mWindowParams);
+		mDragCurrentX = x;
+	}
+
+    private void stopDragging(MotionEvent ev) {
+        if (mDragBitmap != null) {
+            mDragBitmap.recycle();
+            mDragBitmap = null;
         }
 
-	private void stopDragging() {
         if (mDragView != null) {
-					WindowManager wm = (WindowManager)getContext().getSystemService("window");
+            WindowManager wm = (WindowManager) getContext().getSystemService(
+                    Context.WINDOW_SERVICE);
             wm.removeView(mDragView);
             mDragView.setImageDrawable(null);
+
+            if (ev != null && mClickListener != null) {
+                // detect press & long press case
+                if(mDragPos == mFirstDragPos &&
+                        Math.abs(mDragCurrentX - mDragStartX) < 10) {
+                    long pressTime = System.currentTimeMillis() - mDragStartTime;
+                    if(pressTime < 1000)
+                        mClickListener.onClick(mOriginalView);
+                    else
+                        mClickListener.onLongClick(mOriginalView);
+                }
+            }
             mDragView = null;
         }
-			if (mDragBitmap != null) {
+
-					mDragBitmap.recycle();
+        if(longPressThread != null) {
-					mDragBitmap = null;
+            longPressThread.interrupt();
+            longPressThread = null;
         }
     }
 
@@ -445,6 +494,19 @@ public class TouchListView extends ListView {
 			mSwipeListener = l;
 	}
 
+	public void setClickListener(GrabberClickListener listener) {
+        this.mClickListener = listener;
+    }
+
+	public void setDragndropBackgroundColor(int color) {
+        this.dragndropBackgroundColor = color;
+    }
+
+	public interface GrabberClickListener {
+	    public void onClick(View v);
+	    public void onLongClick(View v);
+	}
+
 	public interface DragListener {
 			void drag(int from, int to);
 	}

astrid/plugin-src/com/todoroo/astrid/subtasks/SubtasksListFragment.java

@@ -0,0 +1,109 @@
+package com.todoroo.astrid.subtasks;
+
+import java.util.concurrent.atomic.AtomicReference;
+
+import android.database.Cursor;
+import android.util.DisplayMetrics;
+import android.util.TypedValue;
+import android.view.View;
+import android.view.ViewGroup;
+
+import com.commonsware.cwac.tlv.TouchListView;
+import com.commonsware.cwac.tlv.TouchListView.DropListener;
+import com.commonsware.cwac.tlv.TouchListView.GrabberClickListener;
+import com.timsu.astrid.R;
+import com.todoroo.andlib.data.TodorooCursor;
+import com.todoroo.astrid.activity.TaskListFragment;
+import com.todoroo.astrid.adapter.TaskAdapter;
+import com.todoroo.astrid.data.Task;
+
+public class SubtasksListFragment extends TaskListFragment {
+
+    private final DisplayMetrics metrics = new DisplayMetrics();
+
+    public TouchListView getTouchListView() {
+        TouchListView tlv = (TouchListView) getListView();
+        return tlv;
+    }
+
+    @Override
+    protected View getListBody(ViewGroup root) {
+        return getActivity().getLayoutInflater().inflate(R.layout.task_list_body_subtasks, root, false);
+    }
+
+    @Override
+    protected void setUpUiComponents() {
+        super.setUpUiComponents();
+
+        TypedValue tv = new TypedValue();
+        getActivity().getTheme().resolveAttribute(R.attr.asThemeTextColor, tv, false);
+        getTouchListView().setDragndropBackgroundColor(tv.data);
+        getTouchListView().setDropListener(dropListener);
+        getTouchListView().setClickListener(rowClickListener);
+        getActivity().getWindowManager().getDefaultDisplay().getMetrics(metrics);
+    }
+
+    private final DropListener dropListener = new DropListener() {
+        @Override
+        public void drop(int from, int to) {
+            System.err.println("DROPPED TO " + to);
+        }
+    };
+
+    private final GrabberClickListener rowClickListener = new GrabberClickListener() {
+        @Override
+        public void onLongClick(final View v) {
+            System.err.println(v);
+            getListView().showContextMenuForChild(v);
+        }
+
+        @Override
+        public void onClick(View v) {
+            System.err.println(v);
+            ((DraggableTaskAdapter) taskAdapter).getListener().onClick(v);
+        }
+    };
+
+    // --- task adapter
+
+    @Override
+    protected TaskAdapter createTaskAdapter(TodorooCursor<Task> cursor) {
+        return new DraggableTaskAdapter(this, R.layout.task_adapter_row,
+                cursor, sqlQueryTemplate, false, null);
+    }
+
+    private final class DraggableTaskAdapter extends TaskAdapter {
+
+        private DraggableTaskAdapter(TaskListFragment activity, int resource,
+                Cursor c, AtomicReference<String> query, boolean autoRequery,
+                OnCompletedTaskListener onCompletedTaskListener) {
+            super(activity, resource, c, query, autoRequery,
+                    onCompletedTaskListener);
+
+            applyListeners = APPLY_LISTENERS_NONE;
+        }
+
+        @Override
+        protected ViewHolder getTagFromCheckBox(View v) {
+            return (ViewHolder)((View)v.getParent()).getTag();
+        }
+
+        @Override
+        public synchronized void setFieldContentsAndVisibility(View view) {
+            super.setFieldContentsAndVisibility(view);
+
+            view.getLayoutParams().height = Math.round(45 * metrics.density);
+        }
+
+        @Override
+        protected void addListeners(View container) {
+            super.addListeners(container);
+        }
+
+        public TaskRowListener getListener() {
+            return listener;
+        }
+
+    }
+
+}

astrid/plugin-src/com/todoroo/astrid/subtasks/SubtasksMetadata.java

@@ -0,0 +1,30 @@
+package com.todoroo.astrid.subtasks;
+
+import com.todoroo.andlib.data.Property.IntegerProperty;
+import com.todoroo.andlib.data.Property.LongProperty;
+import com.todoroo.andlib.data.Property.StringProperty;
+import com.todoroo.astrid.data.Metadata;
+
+/**
+ * Metadata entries for a GTasks Task
+ * @author Tim Su <tim@todoroo.com>
+ *
+ */
+public class SubtasksMetadata {
+
+    static final int VALUE_UNSET = -1;
+
+    /** metadata key */
+    public static final String METADATA_KEY = "subtasks"; //$NON-NLS-1$
+
+    /** list id */
+    public static final StringProperty LIST_ID = new StringProperty(Metadata.TABLE,
+            Metadata.VALUE1.name);
+
+    public static final IntegerProperty INDENT = new IntegerProperty(Metadata.TABLE,
+            Metadata.VALUE2.name);
+
+    public static final LongProperty ORDER = new LongProperty(Metadata.TABLE,
+            Metadata.VALUE3.name);
+
+}

astrid/res/layout/task_list_body_subtasks.xml

@@ -26,6 +26,7 @@
         android:smoothScrollbar="false"
         
         tlv:normal_height="45dip"
+        tlv:grabber="@id/rowBody"
     />
                 
 </FrameLayout>

astrid/src/com/todoroo/astrid/activity/AstridActivity.java

@@ -31,6 +31,7 @@ import com.todoroo.astrid.reminders.ReminderDialog;
 import com.todoroo.astrid.service.StartupService;
 import com.todoroo.astrid.service.StatisticsConstants;
 import com.todoroo.astrid.service.StatisticsService;
+import com.todoroo.astrid.subtasks.SubtasksListFragment;
 import com.todoroo.astrid.ui.DateChangedAlerts;
 
 /**

astrid/src/com/todoroo/astrid/activity/DraggableTaskListFragment.java

@@ -81,7 +81,7 @@ public class DraggableTaskListFragment extends TaskListFragment {
             super(activity, resource, c, query, autoRequery,
                     onCompletedTaskListener);
 
-            applyListenersToRowBody = true;
+            applyListeners = APPLY_LISTENERS_ROW_BODY;
         }
 
         @Override

astrid/src/com/todoroo/astrid/activity/SubtasksListFragment.java

@@ -1,35 +0,0 @@
-package com.todoroo.astrid.activity;
-
-import android.view.MotionEvent;
-import android.view.View;
-import android.view.View.OnTouchListener;
-import android.view.ViewGroup;
-
-import com.commonsware.cwac.tlv.TouchListView;
-import com.timsu.astrid.R;
-
-public class SubtasksListFragment extends TaskListFragment {
-
-    public TouchListView getTouchListView() {
-        TouchListView tlv = (TouchListView) getListView();
-        return tlv;
-    }
-
-    @Override
-    protected View getListBody(ViewGroup root) {
-        return getActivity().getLayoutInflater().inflate(R.layout.task_list_body_subtasks, root, false);
-    }
-
-    @Override
-    protected void setUpUiComponents() {
-        super.setUpUiComponents();
-
-        getTouchListView().setOnTouchListener(new OnTouchListener() {
-            @Override
-            public boolean onTouch(View v, MotionEvent event) {
-                return false;
-            }
-        });
-    }
-
-}

astrid/src/com/todoroo/astrid/adapter/TaskAdapter.java

@@ -59,7 +59,6 @@ import com.todoroo.andlib.data.TodorooCursor;
 import com.todoroo.andlib.service.Autowired;
 import com.todoroo.andlib.service.ContextManager;
 import com.todoroo.andlib.service.DependencyInjectionService;
-import com.todoroo.andlib.service.ExceptionService;
 import com.todoroo.andlib.utility.AndroidUtilities;
 import com.todoroo.andlib.utility.DateUtilities;
 import com.todoroo.andlib.utility.Pair;
@@ -150,12 +149,13 @@ public class TaskAdapter extends CursorAdapter implements Filterable {
 
     // --- instance variables
 
-    @Autowired
-    private ExceptionService exceptionService;
-
     @Autowired
     private TaskService taskService;
 
+    public static int APPLY_LISTENERS_PARENT = 0;
+    public static int APPLY_LISTENERS_ROW_BODY= 1;
+    public static int APPLY_LISTENERS_NONE = 2;
+
     protected final TaskListFragment fragment;
     protected final HashMap<Long, Boolean> completedItems = new HashMap<Long, Boolean>(0);
     protected OnCompletedTaskListener onCompletedTaskListener = null;
@@ -165,7 +165,7 @@ public class TaskAdapter extends CursorAdapter implements Filterable {
     private DetailLoaderThread detailLoader;
     private ActionsLoaderThread actionsLoader;
     private int fontSize;
-    protected boolean applyListenersToRowBody = false;
+    protected int applyListeners = APPLY_LISTENERS_PARENT;
     private long mostRecentlyMade = -1;
     private final ScaleAnimation scaleAnimation;
 
@@ -595,10 +595,10 @@ public class TaskAdapter extends CursorAdapter implements Filterable {
             }
         });
 
-        if(applyListenersToRowBody) {
+        if(applyListeners == APPLY_LISTENERS_ROW_BODY) {
             viewHolder.rowBody.setOnCreateContextMenuListener(listener);
             viewHolder.rowBody.setOnClickListener(listener);
-        } else {
+        } else if(applyListeners == APPLY_LISTENERS_PARENT) {
             container.setOnCreateContextMenuListener(listener);
             container.setOnClickListener(listener);
         }
@@ -994,7 +994,7 @@ public class TaskAdapter extends CursorAdapter implements Filterable {
         return (ViewHolder)((View)v.getParent()).getTag();
     }
 
-    private class TaskRowListener implements OnCreateContextMenuListener, OnClickListener {
+    public class TaskRowListener implements OnCreateContextMenuListener, OnClickListener {
 
         public void onCreateContextMenu(ContextMenu menu, View v,
                 ContextMenuInfo menuInfo) {