99 undo actions

1 files changed, 3 insertions, 1 deletions

diff --git a/noncore/graphics/drawpad/drawpadcanvas.cpp b/noncore/graphics/drawpad/drawpadcanvas.cpp
index 4547b41..ae1b554 100644
--- a/noncore/graphics/drawpad/drawpadcanvas.cpp
+++ b/noncore/graphics/drawpad/drawpadcanvas.cpp
@@ -9,48 +9,50 @@
  *   the Free Software Foundation; either version 2 of the License, or     *
  *   (at your option) any later version.                                   *
  *                                                                         *
  ***************************************************************************/
 
 #include "drawpadcanvas.h"
 
 #include "drawpad.h"
 #include "page.h"
 #include "tool.h"
 
 #include <qpe/applnk.h>
 #include <qpe/filemanager.h>
 #include <qpe/mimetype.h>
 
 #include <qbuffer.h>
 #include <qimage.h>
 #include <qpainter.h>
 #include <qtextcodec.h>
 #include <qtextstream.h>
 #include <qxml.h>
 
 #include <zlib.h>
 
+const int PAGE_BACKUPS = 99;
+
 class DrawPadCanvasXmlHandler: public QXmlDefaultHandler
 {
 public:
     DrawPadCanvasXmlHandler();
     ~DrawPadCanvasXmlHandler();
 
     QList<Page> pages();
 
     bool startElement(const QString& namespaceURI, const QString& localName,
                       const QString& qName, const QXmlAttributes& atts);
     bool endElement(const QString& namespaceURI, const QString& localName,
                     const QString& qName);
     bool characters(const QString& ch);
 
 private:
     enum State {
         Unknown,
         InTitle,
         InDate,
         InData
     };
 
     State m_state;
     QString m_title;
@@ -351,49 +353,49 @@ uint DrawPadCanvas::pageCount()
 }
 
 void DrawPadCanvas::selectPage(Page* page)
 {
     m_pages.findRef(page);
     m_pageBackups.clear();
     m_pageBackups.append(new Page(*(m_pages.current())));
 
     resizeContents(m_pages.current()->width(), m_pages.current()->height());
     viewport()->update();
 
     emit pagesChanged();
     emit pageBackupsChanged();
 }
 
 void DrawPadCanvas::backupPage()
 {
     m_pages.current()->setLastModified(QDateTime::currentDateTime());
 
     Page* currentBackup = m_pageBackups.current();
     while (m_pageBackups.last() != currentBackup) {
         m_pageBackups.removeLast();
     }
 
-    while (m_pageBackups.count() >= (5 + 1)) {
+    while (m_pageBackups.count() >= (PAGE_BACKUPS + 1)) {
         m_pageBackups.removeFirst();
     }
 
     m_pageBackups.append(new Page(*(m_pages.current())));
 
     emit pageBackupsChanged();
 }
 
 void DrawPadCanvas::deleteAll()
 {
     m_pages.clear();
 
     m_pages.append(new Page("", contentsRect().size()));
     m_pages.current()->fill(Qt::white);
 
     m_pageBackups.clear();
     m_pageBackups.append(new Page(*(m_pages.current())));
 
     resizeContents(m_pages.current()->width(), m_pages.current()->height());
     viewport()->update();
 
     emit pagesChanged();
     emit pageBackupsChanged();
 }