[Kst] extragear/graphics/kst/kst

[Rick Chern]

SVN commit 435013 by rchern:

KstRMatrix ChangeFile support for future

 M  +1 -1      kstdatamanager_i.cpp  
 M  +15 -0     kstrmatrix.cpp  
 M  +3 -0      kstrmatrix.h  


--- trunk/extragear/graphics/kst/kst/kstdatamanager_i.cpp #435012:435013
@@ -100,7 +100,7 @@
        i != x->outputMatrices().end();
        ++i) {
     KstObjectItem *item = new KstObjectItem(this, i.data(), _dm);
-    connect(item, SIGNAL(update()), this, SIGNAL(update()));       
+    connect(item, SIGNAL(updated()), this, SIGNAL(updated()));       
   }
   x = 0L; // keep the counts in sync
   update(false, localUseCount);
--- trunk/extragear/graphics/kst/kst/kstrmatrix.cpp #435012:435013
@@ -530,4 +530,19 @@
   return _skip;  
 }
 
+
+void KstRMatrix::changeFile(KstDataSourcePtr file) {
+  if (!file) {
+    KstDebug::self()->log(i18n("Data file for vector %1 was not opened.").arg(tagName()), KstDebug::Warning);
+  }
+  _file = file;
+  if (_file) {
+    _file->writeLock();
+  }
+  reset();
+  if (_file) {
+    _file->writeUnlock();
+  }  
+}
+
 // vim: ts=2 sw=2 et
--- trunk/extragear/graphics/kst/kst/kstrmatrix.h #435012:435013
@@ -77,6 +77,9 @@
     // reload contents of KstRMatrix from file
     void reload();
     
+    // change the datasource for this matrix
+    void changeFile(KstDataSourcePtr file);
+    
     // make a "copy" of this KstRMatrix 
     KstSharedPtr<KstRMatrix> makeDuplicate() const;