[ 1711633 ] Speedup for main panel - don't look activities every time

client/src/org/compiere/apps/AMenu.java

@@ -658,7 +658,7 @@ public final class AMenu extends CFrame
 		int notes = getNotes();
 		bNotes.setText(Msg.translate(m_ctx, "AD_Note_ID") + ": " + notes);
 		//	Activities
-		int activities = wfActivity.loadActivities();
+		int activities = wfActivity.getActivitiesCount();
 		centerPane.setTitleAt(m_tabActivities, Msg.getMsg (m_ctx, "WorkflowActivities") + ": " + activities);
 		//
 		log.config(msg
@@ -699,7 +699,10 @@ public final class AMenu extends CFrame
 		//updateInfo();
 		//	show activities
 		if (centerPane.getSelectedIndex() == m_tabActivities)
+		{
+			wfActivity.loadActivities();
 			wfActivity.display();
+		}
 	}	//	stateChanged
 
 	public WindowManager getWindowManager() {

client/src/org/compiere/apps/wf/WFActivity.java

@@ -262,6 +262,62 @@ public class WFActivity extends CPanel
 		m_frame = null;
 	}	//	dispose
 	
+	/**
+	 * Get active activities count
+	 * @return int
+	 */
+	public int getActivitiesCount() 
+	{
+		int count = 0;
+		
+		String sql = "SELECT count(*) FROM AD_WF_Activity a "
+			+ "WHERE a.Processed='N' AND a.WFState='OS' AND ("
+			//	Owner of Activity
+			+ " a.AD_User_ID=?"	//	#1
+			//	Invoker (if no invoker = all)
+			+ " OR EXISTS (SELECT * FROM AD_WF_Responsible r WHERE a.AD_WF_Responsible_ID=r.AD_WF_Responsible_ID"
+			+ " AND COALESCE(r.AD_User_ID,0)=0 AND COALESCE(r.AD_Role_ID,0)=0 AND (a.AD_User_ID=? OR a.AD_User_ID IS NULL))"	//	#2
+			// Responsible User
+			+ " OR EXISTS (SELECT * FROM AD_WF_Responsible r WHERE a.AD_WF_Responsible_ID=r.AD_WF_Responsible_ID"
+			+ " AND r.AD_User_ID=?)"		//	#3
+			//	Responsible Role
+			+ " OR EXISTS (SELECT * FROM AD_WF_Responsible r INNER JOIN AD_User_Roles ur ON (r.AD_Role_ID=ur.AD_Role_ID)"
+			+ " WHERE a.AD_WF_Responsible_ID=r.AD_WF_Responsible_ID AND ur.AD_User_ID=?)"	//	#4
+			//
+			+ ") ORDER BY a.Priority DESC, Created";
+		int AD_User_ID = Env.getAD_User_ID(Env.getCtx());
+		PreparedStatement pstmt = null;
+		try
+		{
+			pstmt = DB.prepareStatement (sql, null);
+			pstmt.setInt (1, AD_User_ID);
+			pstmt.setInt (2, AD_User_ID);
+			pstmt.setInt (3, AD_User_ID);
+			pstmt.setInt (4, AD_User_ID);
+			ResultSet rs = pstmt.executeQuery ();
+			if (rs.next ()) {
+				count = rs.getInt(1);
+			}
+			rs.close();
+		}
+		catch (Exception e)
+		{
+			log.log(Level.SEVERE, sql, e);
+		}
+		try
+		{
+			if (pstmt != null)
+				pstmt.close ();
+			pstmt = null;
+		}
+		catch (Exception e)
+		{
+			pstmt = null;
+		}
+		
+		return count;
+			
+	}
 	
 	/**
 	 * 	Load Activities