java.awt.dnd.DropTargetDragEvent Java Examples

The following examples show how to use java.awt.dnd.DropTargetDragEvent. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example #1
Source File: FileDrop.java    From PDF4Teachers with Apache License 2.0 6 votes vote down vote up
@SuppressWarnings("rawtypes")
public void dragEnter(DropTargetDragEvent e){
	
	Transferable transferable = e.getTransferable();
	DataFlavor[] types = transferable.getTransferDataFlavors();
	
	
       for(DataFlavor type : types){
          try{
             if(type.equals(DataFlavor.javaFileListFlavor)){
           	 e.acceptDrag(DnDConstants.ACTION_COPY);
                Iterator iterator = ((List) transferable.getTransferData(type)).iterator();
                File file = (File) iterator.next();
                
                if(isFileAcceptable(file)){
               	 e.acceptDrag(1);
                }else{
               	 e.rejectDrag();
                }
             }
          }catch (Exception e1){ e1.printStackTrace(); }
       }
}
 
Example #2
Source File: AbstractTreeTransferHandler.java    From binnavi with Apache License 2.0 6 votes vote down vote up
@Override
public final void dragEnter(final DropTargetDragEvent dtde) {
  final Point pt = dtde.getLocation();
  final int action = dtde.getDropAction();
  if (drawImage) {
    paintImage(pt);
  }

  final Transferable transferable = dtde.getTransferable();

  if (!transferable.isDataFlavorSupported(TransferableNode.NODE_FLAVOR)) {
    if (canPerformAction(tree, dtde.getCurrentDataFlavorsAsList().get(0), dtde.getTransferable(),
        action, pt)) {
      dtde.acceptDrag(action);
    } else {
      dtde.rejectDrag();
    }
  } else {
    if (canPerformAction(tree, draggedNode, action, pt)) {
      dtde.acceptDrag(action);
    } else {
      dtde.rejectDrag();
    }
  }
}
 
Example #3
Source File: AbstractTreeTransferHandler.java    From binnavi with Apache License 2.0 6 votes vote down vote up
@Override
public final void dropActionChanged(final DropTargetDragEvent dtde) {
  final Point pt = dtde.getLocation();
  final int action = dtde.getDropAction();
  if (drawImage) {
    paintImage(pt);
  }
  if (draggedNode == null) {
    if (canPerformAction(tree, dtde.getCurrentDataFlavorsAsList().get(0), dtde.getTransferable(),
        action, pt)) {
      dtde.acceptDrag(action);
    } else {
      dtde.rejectDrag();
    }
  } else {
    if (canPerformAction(tree, draggedNode, action, pt)) {
      dtde.acceptDrag(action);
    } else {
      dtde.rejectDrag();
    }
  }
}
 
Example #4
Source File: Outline.java    From gcs with Mozilla Public License 2.0 6 votes vote down vote up
@Override
public void dragEnter(DropTargetDragEvent dtde) {
    mDragWasAcceptable = isDragAcceptable(dtde);
    if (mDragWasAcceptable) {
        if (mModel.getDragColumn() != null) {
            dtde.acceptDrag(dragEnterColumn(dtde));
            return;
        }
        Row[] rows = mModel.getDragRows();
        if (rows != null && rows.length > 0) {
            dtde.acceptDrag(dragEnterRow(dtde));
            return;
        }
    } else if (mAlternateDragDestination != null) {
        UIUtilities.updateDropTargetDragPointTo(dtde, mAlternateDragDestination);
        mAlternateDragDestination.dragEnter(dtde);
        return;
    }
    dtde.rejectDrag();
}
 
Example #5
Source File: Outline.java    From gcs with Mozilla Public License 2.0 6 votes vote down vote up
@Override
public void dropActionChanged(DropTargetDragEvent dtde) {
    if (mDragWasAcceptable) {
        Row[] rows;

        if (mModel.getDragColumn() != null) {
            dtde.acceptDrag(dropActionChangedColumn(dtde));
            return;
        }
        rows = mModel.getDragRows();
        if (rows != null && rows.length > 0) {
            dtde.acceptDrag(dropActionChangedRow(dtde));
            return;
        }
    } else if (mAlternateDragDestination != null) {
        UIUtilities.updateDropTargetDragPointTo(dtde, mAlternateDragDestination);
        mAlternateDragDestination.dropActionChanged(dtde);
        return;
    }
    dtde.rejectDrag();
}
 
Example #6
Source File: PortraitPanel.java    From gcs with Mozilla Public License 2.0 5 votes vote down vote up
private static void acceptOrRejectDrag(DropTargetDragEvent dtde) {
    if (dtde.isDataFlavorSupported(DataFlavor.imageFlavor) || dtde.isDataFlavorSupported(DataFlavor.javaFileListFlavor)) {
        dtde.acceptDrag(DnDConstants.ACTION_COPY);
    } else {
        dtde.rejectDrag();
    }
}
 
Example #7
Source File: MMDGraphEditor.java    From netbeans-mmd-plugin with Apache License 2.0 5 votes vote down vote up
@Override
public void dragOver(final DropTargetDragEvent dtde) {
  if (acceptOrRejectDragging(dtde)) {
    dtde.acceptDrag(DnDConstants.ACTION_COPY_OR_MOVE);
  } else {
    dtde.rejectDrag();
  }
}
 
Example #8
Source File: PaletteDropTarget.java    From niftyeditor with Apache License 2.0 5 votes vote down vote up
@Override
public synchronized void dragOver(DropTargetDragEvent dtde){
    super.dragOver(dtde);
    J2DNiftyView comp = (J2DNiftyView) this.getComponent();
   
    if(dtde.getDropAction() == DnDConstants.ACTION_MOVE 
            && dtde.getTransferable().isDataFlavorSupported(WidgetData.POINTFLAVOR)){
        comp.moveRect(dtde.getLocation().x, dtde.getLocation().y);
       comp.getDDManager().dragAround(dtde.getLocation().x, dtde.getLocation().y);
    }
    
}
 
Example #9
Source File: MissingDragExitEventTest.java    From jdk8u-dev-jdk with GNU General Public License v2.0 5 votes vote down vote up
@Override
public void dragEnter(final DropTargetDragEvent dtde) {
    if (inside) {
        FAILED = true;
        Thread.dumpStack();
    }
    inside = true;
    MOUSE_ENTERED_DT = true;
    try {
        Thread.sleep(10000); // we should have time to leave a component
    } catch (InterruptedException ignored) {
    }
}
 
Example #10
Source File: DnDSupport.java    From netbeans with Apache License 2.0 5 votes vote down vote up
public void dragOver(DropTargetDragEvent e) {
    if( e.isDataFlavorSupported( buttonDataFlavor ) || e.isDataFlavorSupported( actionDataFlavor ) ) {
        updateDropGesture( e );
        if( !validateDropPosition() ) {
            e.rejectDrag();
        } else {
            e.acceptDrag( DnDConstants.ACTION_COPY_OR_MOVE );
        }
    } else if( e.isDataFlavorSupported( toolbarDataFlavor ) ) {
        e.acceptDrag(DnDConstants.ACTION_COPY_OR_MOVE);
    } else {
        e.rejectDrag();
    }
}
 
Example #11
Source File: MainPanel.java    From java-swing-tips with MIT License 5 votes vote down vote up
@Override public void dropActionChanged(DropTargetDragEvent e) {
  // if (isDragAcceptable(e)) {
  //   e.acceptDrag(e.getDropAction());
  // } else {
  //   e.rejectDrag();
  // }
}
 
Example #12
Source File: IndexedCustomizer.java    From netbeans with Apache License 2.0 5 votes vote down vote up
/** User is starting to drag over us */
public void dragEnter(DropTargetDragEvent dtde) {
    if (!checkConditions(dtde)) {
        dtde.rejectDrag();
    } else {
        lastIndex = comp.locationToIndex(dtde.getLocation());
        cellRenderer.draggingEnter(lastIndex, ids.getDragGestureEvent().getDragOrigin(), dtde.getLocation());
        comp.repaint(comp.getCellBounds(lastIndex, lastIndex));
    }
}
 
Example #13
Source File: MissingDragExitEventTest.java    From openjdk-jdk8u-backup with GNU General Public License v2.0 5 votes vote down vote up
@Override
public void dragEnter(final DropTargetDragEvent dtde) {
    if (inside) {
        FAILED = true;
        Thread.dumpStack();
    }
    inside = true;
    MOUSE_ENTERED_DT = true;
    try {
        Thread.sleep(10000); // we should have time to leave a component
    } catch (InterruptedException ignored) {
    }
}
 
Example #14
Source File: GenericDNDHandler.java    From pentaho-reporting with GNU Lesser General Public License v2.1 5 votes vote down vote up
/**
 * Called when a drag operation is ongoing, while the mouse pointer is still over the operable part of the drop site
 * for the <code>DropTarget</code> registered with this listener.
 *
 * @param dtde the <code>DropTargetDragEvent</code>
 */

public void dragOver( final DropTargetDragEvent dtde ) {
  final Transferable transferable = dtde.getTransferable();

  for ( int i = 0; i < acceptedFlavors.length; i++ ) {
    final DataFlavor acceptedFlavor = acceptedFlavors[ i ];
    if ( transferable.isDataFlavorSupported( acceptedFlavor ) ) {
      // a transfer from the palette.
      try {
        transferData = transferable.getTransferData( acceptedFlavor );
        position = dtde.getLocation();
        flavor = acceptedFlavor;
        final int result = updateDragOver( dtde );
        if ( result > 0 ) {
          dtde.acceptDrag( DnDConstants.ACTION_COPY );
        } else {
          transferData = null;
          position = null;
          flavor = null;
          dtde.rejectDrag();
        }
        break;
      } catch ( Exception e ) {
        if ( logger.isDebugEnabled() ) {
          logger.debug( "ReportPanel.dragOver ", e ); // NON-NLS
        }
        transferData = null;
        position = null;
        flavor = null;
        dtde.rejectDrag();
      }
    }
  }
}
 
Example #15
Source File: CharacterSheet.java    From gcs with Mozilla Public License 2.0 5 votes vote down vote up
@Override
public void dragEnter(DropTargetDragEvent dtde) {
    mDragWasAcceptable = false;
    try {
        if (dtde.isDataFlavorSupported(RowSelection.DATA_FLAVOR)) {
            Row[] rows = (Row[]) dtde.getTransferable().getTransferData(RowSelection.DATA_FLAVOR);
            if (rows.length > 0) {
                mDragRows = new ArrayList<>(rows.length);

                for (Row element : rows) {
                    if (element instanceof ListRow) {
                        mDragRows.add(element);
                    }
                }
                if (!mDragRows.isEmpty()) {
                    mDragWasAcceptable = true;
                    dtde.acceptDrag(DnDConstants.ACTION_MOVE);
                }
            }
        }
    } catch (Exception exception) {
        Log.error(exception);
    }
    if (!mDragWasAcceptable) {
        dtde.rejectDrag();
    }
}
 
Example #16
Source File: MenuEditLayer.java    From netbeans with Apache License 2.0 5 votes vote down vote up
private boolean shouldRedispatchDnDToHandle(DropTargetDragEvent dtde) {
    RADComponent rad = formDesigner.getHandleLayer().getMetaComponentAt(dtde.getLocation(), HandleLayer.COMP_DEEPEST);
    if(rad != null && isMenuRelatedComponentClass(rad.getBeanClass())) {
        return false;
    }
    if(!USE_JSEPARATOR_FIX) return false;
    PaletteItem item = PaletteUtils.getSelectedItem();
    if(item != null && JSeparator.class.isAssignableFrom(item.getComponentClass())) {
        return true;
    }
    return false;
}
 
Example #17
Source File: MissingDragExitEventTest.java    From dragonwell8_jdk with GNU General Public License v2.0 5 votes vote down vote up
@Override
public void dragEnter(final DropTargetDragEvent dtde) {
    if (inside) {
        FAILED = true;
        Thread.dumpStack();
    }
    inside = true;
    MOUSE_ENTERED_DT = true;
    try {
        Thread.sleep(10000); // we should have time to leave a component
    } catch (InterruptedException ignored) {
    }
}
 
Example #18
Source File: MissingDragExitEventTest.java    From jdk8u-dev-jdk with GNU General Public License v2.0 5 votes vote down vote up
@Override
public void dragOver(final DropTargetDragEvent dtde) {
    if (!inside) {
        FAILED = true;
        Thread.dumpStack();
    }
}
 
Example #19
Source File: Dock.java    From gcs with Mozilla Public License 2.0 5 votes vote down vote up
@Override
public void dragOver(DropTargetDragEvent dtde) {
    if (mDragDockable != null) {
        updateForDragOver(dtde.getLocation());
        dtde.acceptDrag(DnDConstants.ACTION_MOVE);
    } else {
        dtde.rejectDrag();
    }
}
 
Example #20
Source File: DragDropHandler.java    From TinkerTime with GNU General Public License v3.0 5 votes vote down vote up
@Override
public void dragEnter(DropTargetDragEvent dtde) {
	try {
		File file = getFile(dtde.getTransferable());
		if (isZip(file) || isUrl(file)){
			dtde.acceptDrag(DnDConstants.ACTION_LINK);
		} else {
			dtde.rejectDrag();
		}
	} catch (UnsupportedFlavorException | IOException e) {
		e.printStackTrace();
		dtde.rejectDrag();
	}
	listenTo.repaint();
}
 
Example #21
Source File: MetaDataPanel.java    From Pixelitor with GNU General Public License v3.0 5 votes vote down vote up
private static void handleOngoingDrag(DropTargetDragEvent dtde) {
    if (dtde.isDataFlavorSupported(DataFlavor.javaFileListFlavor)) {
        dtde.acceptDrag(DnDConstants.ACTION_COPY);
    } else {
        dtde.rejectDrag();
    }
}
 
Example #22
Source File: CompEditorPanel.java    From ghidra with Apache License 2.0 5 votes vote down vote up
@Override
public void dragUnderFeedback(boolean ok, DropTargetDragEvent e) {
	synchronized (table) {
		int dropAction = e.getDropAction();
		boolean actionChanged = false;
		if (dropAction != lastDndAction) {
			actionChanged = true;
			lastDndAction = dropAction;
		}
		if (table.isEditing()) {
			table.editingCanceled(null);
		}
		boolean inserting = false;
		if (dropAction == DnDConstants.ACTION_COPY) {
			inserting = true;
		}
		dndTableCellRenderer.selectRange(inserting);
		dndDtiCellRenderer.selectRange(inserting);
		Point p = e.getLocation();
		int row = table.rowAtPoint(p);
		boolean setRow = dndTableCellRenderer.setRowForFeedback(row);
		boolean setDtiRow = dndDtiCellRenderer.setRowForFeedback(row);
		if (actionChanged || setRow || setDtiRow) {
			table.repaint();
		}
	}
}
 
Example #23
Source File: ProcessRendererDropTarget.java    From rapidminer-studio with GNU Affero General Public License v3.0 5 votes vote down vote up
@Override
public void dragEnter(final DropTargetDragEvent e) {
	super.dragEnter(e);
	if (dropTragetListenerList != null) {
		Object[] listeners = dropTragetListenerList.getListenerList();
		for (int i = listeners.length - 2; i >= 0; i -= 2) {
			if (listeners[i] == DropTargetListener.class) {
				((DropTargetListener) listeners[i + 1]).dragEnter(e);
			}
		}
	}
}
 
Example #24
Source File: MMDEditor.java    From netbeans-mmd-plugin with Apache License 2.0 5 votes vote down vote up
@Override
public void dragOver(@Nonnull final DropTargetDragEvent dtde) {
  if (acceptOrRejectDragging(dtde)) {
    dtde.acceptDrag(DnDConstants.ACTION_MOVE);
  } else {
    dtde.rejectDrag();
  }
  this.scrollPane.repaint();
}
 
Example #25
Source File: MissingDragExitEventTest.java    From jdk8u60 with GNU General Public License v2.0 5 votes vote down vote up
@Override
public void dragEnter(final DropTargetDragEvent dtde) {
    if (inside) {
        FAILED = true;
        Thread.dumpStack();
    }
    inside = true;
    MOUSE_ENTERED_DT = true;
    try {
        Thread.sleep(10000); // we should have time to leave a component
    } catch (InterruptedException ignored) {
    }
}
 
Example #26
Source File: CalculationTree.java    From swing_library with MIT License 5 votes vote down vote up
private void doDragOver(DropTargetDragEvent dtde) {

		if (acceptDrag(dtde))
			dtde.acceptDrag(dtde.getDropAction());
		else
			dtde.rejectDrag();
	}
 
Example #27
Source File: DndTabbedPaneDropTargetListener.java    From bigtable-sql with Apache License 2.0 5 votes vote down vote up
@Override
public void dragEnter(DropTargetDragEvent e)
{
   if (isDragAcceptable(e))
   {
      e.acceptDrag(e.getDropAction());
   }
   else
   {
      e.rejectDrag();
   }
}
 
Example #28
Source File: AdvantageOutline.java    From gcs with Mozilla Public License 2.0 4 votes vote down vote up
@Override
protected boolean isRowDragAcceptable(DropTargetDragEvent dtde, Row[] rows) {
    return !getModel().isLocked() && rows.length > 0 && (rows[0] instanceof Advantage || rows[0] instanceof AdvantageModifier);
}
 
Example #29
Source File: MetaDataPanel.java    From Pixelitor with GNU General Public License v3.0 4 votes vote down vote up
@Override
public void dragEnter(DropTargetDragEvent dtde) {
    handleOngoingDrag(dtde);
}
 
Example #30
Source File: FileDropTargetListener.java    From magarena with GNU General Public License v3.0 4 votes vote down vote up
@Override
public void dragEnter(DropTargetDragEvent event) {
}