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Code Issues Wiki Activity

Bug 194208 - [Editor] External TUs cannot be opened via drag'n'drop

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This commit is contained in:
Anton Leherbauer 2008-09-24 10:18:37 +00:00
parent 3dae068c33
commit e9f1594821
1 changed files with 45 additions and 20 deletions
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37
core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/navigator/CNavigatorDragAdapterAssistant.java
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@ -10,11 +10,15 @@
*******************************************************************************/ *******************************************************************************/
package org.eclipse.cdt.internal.ui.navigator; package org.eclipse.cdt.internal.ui.navigator;
import java.util.ArrayList;
import java.util.Iterator; import java.util.Iterator;
import java.util.List;
import org.eclipse.core.runtime.IPath;
import org.eclipse.jface.util.LocalSelectionTransfer; import org.eclipse.jface.util.LocalSelectionTransfer;
import org.eclipse.jface.viewers.IStructuredSelection; import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.swt.dnd.DragSourceEvent; import org.eclipse.swt.dnd.DragSourceEvent;
import org.eclipse.swt.dnd.FileTransfer;
import org.eclipse.swt.dnd.Transfer; import org.eclipse.swt.dnd.Transfer;
import org.eclipse.ui.navigator.CommonDragAdapterAssistant; import org.eclipse.ui.navigator.CommonDragAdapterAssistant;
@ -23,22 +27,25 @@ import org.eclipse.cdt.core.model.ISourceReference;
import org.eclipse.cdt.core.model.ITranslationUnit; import org.eclipse.cdt.core.model.ITranslationUnit;
/** /**
* A Common Navigator drag assistant for <code>ICElement</code>s being also * A Common Navigator drag assistant supporting <code>LocalSelectionTransfer</code> of
* <code>ISourceReference</code>s. * <code>ICElement</code>s being also <code>ISourceReference</code>s and
* <code>FileTransfer</code> for external translation units.
* *
* @see org.eclipse.cdt.internal.ui.cview.SelectionTransferDragAdapter * @see org.eclipse.cdt.internal.ui.cview.SelectionTransferDragAdapter
*/ */
public class CNavigatorDragAdapterAssistant extends CommonDragAdapterAssistant { public class CNavigatorDragAdapterAssistant extends CommonDragAdapterAssistant {
private static final Transfer[] TRANSFERS = new Transfer[] {
LocalSelectionTransfer.getTransfer(),
FileTransfer.getInstance()
};
/* /*
* @see org.eclipse.ui.navigator.CommonDragAdapterAssistant#getSupportedTransferTypes() * @see org.eclipse.ui.navigator.CommonDragAdapterAssistant#getSupportedTransferTypes()
*/ */
@Override @Override
public Transfer[] getSupportedTransferTypes() { public Transfer[] getSupportedTransferTypes() {
Transfer[] transfers= new Transfer[] { return TRANSFERS;
LocalSelectionTransfer.getTransfer()
};
return transfers;
} }
/* /*
@ -47,6 +54,7 @@ public class CNavigatorDragAdapterAssistant extends CommonDragAdapterAssistant {
@Override @Override
public boolean setDragData(DragSourceEvent event, IStructuredSelection selection) { public boolean setDragData(DragSourceEvent event, IStructuredSelection selection) {
if (selection != null) { if (selection != null) {
if (LocalSelectionTransfer.getTransfer().isSupportedType(event.dataType)) {
boolean applicable= false; boolean applicable= false;
for (Iterator<?> iter= (selection).iterator(); iter.hasNext();) { for (Iterator<?> iter= (selection).iterator(); iter.hasNext();) {
Object element= iter.next(); Object element= iter.next();
@ -64,6 +72,23 @@ public class CNavigatorDragAdapterAssistant extends CommonDragAdapterAssistant {
event.data = selection; event.data = selection;
return true; return true;
} }
} else if (FileTransfer.getInstance().isSupportedType(event.dataType)) {
List<String> files= new ArrayList<String>();
for (Iterator<?> iter= (selection).iterator(); iter.hasNext();) {
Object element= iter.next();
if (element instanceof ITranslationUnit) {
ITranslationUnit tu= (ITranslationUnit) element;
IPath location= tu.getLocation();
if (location != null) {
files.add(location.toOSString());
}
}
}
if (!files.isEmpty()) {
event.data = files.toArray(new String[files.size()]);
return true;
}
}
} }
return false; return false;
} }