Improved some scrolling performance issues

astrid/res/layout/task_list_body_api3.xml

@@ -18,6 +18,7 @@
         android:scrollbars="vertical"
         android:cacheColorHint="#00000000"            
         android:layout_width="fill_parent"
-        android:layout_height="fill_parent"/>
+        android:layout_height="fill_parent"
+        android:smoothScrollbar="false"/>
     
 </FrameLayout>

astrid/res/layout/task_list_body_draggable.xml

@@ -23,6 +23,7 @@
         android:layout_width="fill_parent"
         android:layout_height="fill_parent"
         android:drawSelectorOnTop="false"
+        android:smoothScrollbar="false"
         
         tlv:normal_height="52dip"
         tlv:grabber="@+id/grabber"

astrid/res/layout/task_list_body_standard.xml

@@ -24,6 +24,7 @@
         android:scrollbars="vertical"
         android:cacheColorHint="#00000000"            
         android:layout_width="fill_parent"
-        android:layout_height="fill_parent"/>
+        android:layout_height="fill_parent"
+        android:smoothScrollbar="false"/>
     
 </android.gesture.GestureOverlayView>

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

@@ -270,6 +270,12 @@ public class TaskListActivity extends ListActivity implements OnScrollListener,
                 break;
             }
         }
+
+        runOnUiThread(new Runnable() {
+           public void run() {
+               Thread.currentThread().setPriority(Thread.MAX_PRIORITY);
+           }
+        });
     }
 
     @Override

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

@@ -205,6 +205,7 @@ public class TaskAdapter extends CursorAdapter implements Filterable {
         scaleAnimation = new ScaleAnimation(1.6f, 1.0f, 1.6f, 1.0f,
                 Animation.RELATIVE_TO_SELF, 0.5f, Animation.RELATIVE_TO_SELF, 0.5f);
         scaleAnimation.setDuration(100);
+
     }
 
     /* ======================================================================
@@ -393,9 +394,13 @@ public class TaskAdapter extends CursorAdapter implements Filterable {
                 viewHolder.details2.setVisibility(View.GONE);
             } else {
                 viewHolder.details1.setVisibility(View.VISIBLE);
-                while(details.startsWith(DETAIL_SEPARATOR))
-                    details = details.substring(DETAIL_SEPARATOR.length());
-
+                if (details.startsWith(DETAIL_SEPARATOR)) {
+                    StringBuffer buffer = new StringBuffer(details);
+                    int length = DETAIL_SEPARATOR.length();
+                    while(buffer.lastIndexOf(DETAIL_SEPARATOR, length) == 0)
+                        buffer.delete(0, length);
+                    details = buffer.toString(); //details.substring(DETAIL_SEPARATOR.length());
+                }
                 drawDetails(viewHolder, details, dueDateTextWidth);
             }
         }
@@ -403,7 +408,7 @@ public class TaskAdapter extends CursorAdapter implements Filterable {
         if(Math.abs(DateUtilities.now() - task.getValue(Task.MODIFICATION_DATE)) < 2000L)
             mostRecentlyMade = task.getId();
 
-        // details and decorations, expanded
+//        // details and decorations, expanded
         decorationManager.request(viewHolder);
     }