view/aaTreeView.h

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim:set ts=2 sw=2 sts=2 et cindent tw=79 ft=cpp: */
   3 /*
   4  * Copyright (C) 2007,2008 Sergey Yanovich <ynvich@gmail.com>
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License as
   8  * published by the Free Software Foundation; either version 2 of the
   9  * License, or (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public
  17  * License along with this program; if not, write to the
  18  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
  19  * Boston, MA 02111-1307, USA.
  20  */
  21
  22 #ifndef AATREEVIEW_H
  23 #define AATREEVIEW_H 1
  24
  25 #include "aaIDataTreeView.h"
  26 #include "aaITreeViewFilters.h"
  27 #include "nsCOMPtr.h"
  28
  29 class nsITreeBoxObject;
  30 class nsITreeSelection;
  31 class aaISession;
  32 class aaISqlRequest;
  33 class aaISqlTransaction;
  34 class nsIArray;
  35 class nsIDOMDocument;
  36
  37 class aaIOrderCondition;
  38 class aaIFilterCondition;
  39 class aaISqlFilter;
  40
  41 class aaTreeView
  42   : public aaIDataTreeView
  43   , public aaITreeFilterObserver
  44 {
  45 public:
  46   aaTreeView();
  47   NS_DECL_ISUPPORTS
  48   NS_DECL_NSITREEVIEW
  49   NS_DECL_AAIDATATREEVIEW
  50   NS_DECL_AAITREEFILTEROBSERVER
  51
  52   nsresult Init(nsISupports *aParam);
  53 protected:
  54   ~aaTreeView();
  55
  56   virtual nsresult doGetCellText(PRInt32 row, nsITreeColumn *col, nsAString & _retval) = 0;
  57   virtual nsresult postLoadHandler();
  58   PRInt32 getColumnIndex(nsITreeColumn *col, PRUint32 colPtrSz);
  59
  60   NS_IMETHOD GetOldRowCount(PRInt32* aRowCount);
  61   NS_IMETHOD RowCountChanged(PRInt32 aOldRowCount, PRInt32 aNewRowCount);
  62
  63   //filtering
  64   NS_IMETHOD convertSortColumnToString(nsITreeColumn* col, nsACString& name) = 0;
  65   NS_IMETHOD buildFilter(nsISupports* aParam);
  66   nsresult createOrderCondition(nsITreeColumn* col, const nsAString& param, aaIOrderCondition** _retval);
  67   nsresult createFilterCondition(nsITreeColumn* col, const nsAString& param, aaIFilterCondition** _retval);
  68   //end filtering
  69
  70   //events
  71   NS_IMETHOD dataLoadSuccess();
  72   //end events
  73 protected:
  74   nsCOMPtr<aaISession> mSession;
  75   nsCOMPtr<nsITreeBoxObject> mTree;
  76   nsCOMPtr<nsITreeSelection> mSelection;
  77   nsCOMPtr<aaISqlTransaction> mComplexLoader;
  78   nsCOMPtr<aaISqlRequest> mDataLoader;
  79   nsCOMPtr<nsIArray> mDataSet;
  80   PRUint32 mFlags;
  81   PRInt32 mOldRowCount;
  82   nsCOMPtr<aaITreeViewFilters> mFilters;
  83   nsCOMPtr<aaISqlFilter> mFilter;
  84 };
  85
  86 #endif /* AATREEVIEW_H */
  87