From 492419075cc2b47b288994065f3abefa4a1c7d98 Mon Sep 17 00:00:00 2001
From: nds <nds@opencascade.com>
Date: Thu, 10 Apr 2008 11:36:55 +0000
Subject: [PATCH] Correction of Copy/Paste functionality in TableViewer.

---
 src/TableViewer/TableViewer_ViewWindow.cxx | 37 ++++++++++++++++++++++
 src/TableViewer/TableViewer_ViewWindow.h   |  5 +--
 2 files changed, 40 insertions(+), 2 deletions(-)

diff --git a/src/TableViewer/TableViewer_ViewWindow.cxx b/src/TableViewer/TableViewer_ViewWindow.cxx
index cb72a5f68..1f53c9965 100755
--- a/src/TableViewer/TableViewer_ViewWindow.cxx
+++ b/src/TableViewer/TableViewer_ViewWindow.cxx
@@ -473,6 +473,43 @@ void TableViewer_ViewWindow::pasteData()
   }
 }
 
+/**
+ *
+ */
+bool TableViewer_ViewWindow::canPasteData()
+{
+  QModelIndexList anItems = myTable->getSelectedIndexes();
+  if ( anItems.count() <= 0 || myCopyLst.count() <= 0 )
+    return false;
+
+  bool aCanPaste = true;
+  int aLeftCol = myTable->columnCount(), aTopRow = myTable->rowCount();
+  QModelIndexList::const_iterator anIt = anItems.begin(), aLast = anItems.end();
+  QTableWidgetItem* anItem;
+  int aCol, aRow;
+  for ( ; anIt != aLast; ++anIt ) {
+    aRow = (*anIt).row();
+    aCol = (*anIt).column();
+    if ( !canPaste( aRow, aCol, "" ) )
+      continue;
+    if ( aCol < aLeftCol )
+      aLeftCol = aCol;
+    if ( aRow < aTopRow )
+      aTopRow = aRow;
+  }
+  QList<TableDataItem>::const_iterator aCopyIt = myCopyLst.begin(),
+                                       aCopyLast = myCopyLst.end();
+  //int aCol, aRow;
+  TableDataItem aCopyItem;
+  for ( ; aCopyIt != aCopyLast && aCanPaste; aCopyIt++ ) {
+    aCopyItem = *aCopyIt;
+    aCol = aCopyItem.myCol+aLeftCol;
+    aRow = aCopyItem.myRow+aTopRow;
+    aCanPaste = canPaste( aRow, aCol, aCopyItem.myText );
+  }
+  return aCanPaste;
+}
+
 void TableViewer_ViewWindow::exportTableData( Handle(HTMLService_HTMLTable)& table,
                                               const ContentType type,
                                               const int rowOffset, const int colOffset )
diff --git a/src/TableViewer/TableViewer_ViewWindow.h b/src/TableViewer/TableViewer_ViewWindow.h
index a598e42f8..6441844f7 100755
--- a/src/TableViewer/TableViewer_ViewWindow.h
+++ b/src/TableViewer/TableViewer_ViewWindow.h
@@ -56,6 +56,7 @@ public:
 
   void                copyData();
   void                pasteData();
+  bool                canPasteData();
 
 protected:
   typedef enum { VerticalHeader, HorizontalHeader, Cells } ContentType;
@@ -86,10 +87,10 @@ protected:
   QColor              backgroundColor( const ContentType, const int, const int ) const;
 
 protected slots:
-  virtual void selectionChanged();
+  virtual void        selectionChanged();
   void                onActivated();
 
-private:
+public:
   typedef struct {
     QString myText;
     QColor  myBgCol;
-- 
2.39.2