Java Code Examples for java.awt.dnd.DropTargetDragEvent#getDropAction()

The following examples show how to use java.awt.dnd.DropTargetDragEvent#getDropAction() . 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: DataObjectTransferHandler.java From nextreports-designer with Apache License 2.0

6 votes

public void dragEnter(DropTargetDragEvent event) {
    DataFlavor[] dataFlavors = event.getCurrentDataFlavors();
    JComponent c = (JComponent) event.getDropTargetContext().getComponent();
    TransferHandler transferHandler = c.getTransferHandler();

    if ((transferHandler != null) && transferHandler.canImport(c, dataFlavors)) {
        canImport = true;
    } else {
        canImport = false;
    }

    int dropAction = event.getDropAction();

    if (canImport && actionSupported(dropAction)) {
        event.acceptDrag(dropAction);
    } else {
        event.rejectDrag();
    }
}

Example 2

Source File: DockHeader.java From gcs with Mozilla Public License 2.0

6 votes

private Dockable getDockableInDrag(DropTargetDragEvent dtde) {
    if (dtde.getDropAction() == DnDConstants.ACTION_MOVE) {
        try {
            if (dtde.isDataFlavorSupported(DockableTransferable.DATA_FLAVOR)) {
                Dockable      dockable = (Dockable) dtde.getTransferable().getTransferData(DockableTransferable.DATA_FLAVOR);
                DockContainer dc       = dockable.getDockContainer();
                if (dc != null && dc.getDock() == getDockContainer().getDock()) {
                    return dockable;
                }
            }
        } catch (Exception exception) {
            Log.error(exception);
        }
    }
    return null;
}

Example 3

Source File: Dock.java From gcs with Mozilla Public License 2.0

6 votes

private Dockable getDockableInDrag(DropTargetDragEvent dtde) {
    if (dtde.getDropAction() == DnDConstants.ACTION_MOVE) {
        try {
            if (dtde.isDataFlavorSupported(DockableTransferable.DATA_FLAVOR)) {
                Dockable      dockable = (Dockable) dtde.getTransferable().getTransferData(DockableTransferable.DATA_FLAVOR);
                DockContainer dc       = dockable.getDockContainer();
                if (dc != null && dc.getDock() == this) {
                    return dockable;
                }
            }
        } catch (Exception exception) {
            Log.error(exception);
        }
    }
    return null;
}

Example 4

Source File: AbstractTreeTransferHandler.java From binnavi with Apache License 2.0

6 votes

@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 5

Source File: AbstractTreeTransferHandler.java From binnavi with Apache License 2.0

6 votes

@Override
public final void dragOver(final DropTargetDragEvent dtde) {
  final Point pt = dtde.getLocation();
  final int action = dtde.getDropAction();
  tree.autoscroll(pt);
  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 6

Source File: AbstractTreeTransferHandler.java From binnavi with Apache License 2.0

6 votes

@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 7

Source File: AbstractTreeTransferHandler.java From TrakEM2 with GNU General Public License v3.0

5 votes

public final void dragOver(DropTargetDragEvent dtde) {
        Point pt = dtde.getLocation();
        int action = dtde.getDropAction();
        tree.autoscroll(pt);
        if (drawImage) {
                paintImage(pt);
        }
        if (canPerformAction(tree, draggedNode, action, pt)) {
                dtde.acceptDrag(action);                        
        }
        else {
                dtde.rejectDrag();
        }
}

Example 8

Source File: AbstractTreeTransferHandler.java From TrakEM2 with GNU General Public License v3.0

5 votes

public final void dropActionChanged(DropTargetDragEvent dtde) {
        Point pt = dtde.getLocation();
        int action = dtde.getDropAction();
        if (drawImage) {
                paintImage(pt);
        }
        if (canPerformAction(tree, draggedNode, action, pt)) {
                dtde.acceptDrag(action);                        
        }
        else {
                dtde.rejectDrag();
        }
}

Example 9

Source File: AbstractTreeTransferHandler.java From TrakEM2 with GNU General Public License v3.0

5 votes

public final void dragEnter(DropTargetDragEvent dtde) {
        Point pt = dtde.getLocation();
        int action = dtde.getDropAction();
        if (drawImage) {
                paintImage(pt);
        }
        if (canPerformAction(tree, draggedNode, action, pt)) {
                dtde.acceptDrag(action);                        
        }
        else {
                dtde.rejectDrag();
        }
}

Example 10

Source File: DataObjectTransferHandler.java From nextreports-designer with Apache License 2.0

5 votes

public void dropActionChanged(DropTargetDragEvent event) {
    int dropAction = event.getDropAction();
    if (canImport && actionSupported(dropAction)) {
        event.acceptDrag(dropAction);
    } else {
        event.rejectDrag();
    }
}

Example 11

Source File: DataObjectTransferHandler.java From nextreports-designer with Apache License 2.0

5 votes

public void dragOver(DropTargetDragEvent event) {
    int dropAction = event.getDropAction();
    if (canImport && actionSupported(dropAction)) {
        JTable table = (JTable) event.getDropTargetContext().getComponent();
        int row = table.rowAtPoint(event.getLocation());
        table.getSelectionModel().setSelectionInterval(row, row);
        event.acceptDrag(dropAction);
    } else {
        event.rejectDrag();
    }
}

Example 12

Source File: PaletteDropTarget.java From niftyeditor with Apache License 2.0

5 votes

@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 13

Source File: MMDGraphEditor.java From netbeans-mmd-plugin with Apache License 2.0

5 votes

protected boolean acceptOrRejectDragging(final DropTargetDragEvent dtde) {
  final int dropAction = dtde.getDropAction();

  boolean result = false;

  if (this.dragAcceptableType && (dropAction & DnDConstants.ACTION_COPY_OR_MOVE) != 0 && this.mindMapPanel.findTopicUnderPoint(dtde.getLocation()) != null) {
    result = true;
  }

  return result;
}

Example 14

Source File: MindMapDocumentEditor.java From netbeans-mmd-plugin with Apache License 2.0

5 votes

protected boolean acceptOrRejectDragging(final DropTargetDragEvent dtde) {
  final int dropAction = dtde.getDropAction();

  boolean result = false;

  if (this.dragAcceptableType && (dropAction & DnDConstants.ACTION_COPY_OR_MOVE) != 0 && this.mindMapPanel.findTopicUnderPoint(dtde.getLocation()) != null) {
    result = true;
  }

  return result;
}

Example 15

Source File: MMDEditor.java From netbeans-mmd-plugin with Apache License 2.0

5 votes

protected boolean acceptOrRejectDragging(@Nonnull final DropTargetDragEvent dtde) {
  final int dropAction = dtde.getDropAction();

  boolean result = false;

  if (this.dragAcceptableType && (dropAction & DnDConstants.ACTION_COPY_OR_MOVE) != 0 && this.mindMapPanel.findTopicUnderPoint(dtde.getLocation()) != null) {
    result = true;
  }

  return result;
}

Example 16

Source File: TreeRowDragState.java From gcs with Mozilla Public License 2.0

5 votes

private boolean acceptDrag(DropTargetDragEvent event) {
    int allowed = getPanel().getAllowedRowDropTypes();
    if ((allowed & event.getDropAction()) == 0) {
        if ((allowed & DnDConstants.ACTION_MOVE) != 0) {
            event.acceptDrag(DnDConstants.ACTION_MOVE);
        } else if ((allowed & DnDConstants.ACTION_COPY) != 0) {
            event.acceptDrag(DnDConstants.ACTION_COPY);
        } else {
            event.acceptDrag(DnDConstants.ACTION_NONE);
            return false;
        }
    }
    return true;
}

Example 17

Source File: JTreeUtil.java From Logisim with GNU General Public License v3.0

5 votes

@Override
public final void dropActionChanged(DropTargetDragEvent dtde) {
	Point pt = dtde.getLocation();
	int action = dtde.getDropAction();
	if (drawImage) {
		paintImage(pt);
	}
	if (controller.canPerformAction(tree, draggedNode, action, pt)) {
		dtde.acceptDrag(action);
	} else {
		dtde.rejectDrag();
	}
}

Example 18

Source File: JTreeUtil.java From Logisim with GNU General Public License v3.0

5 votes

@Override
public final void dragOver(DropTargetDragEvent dtde) {
	Point pt = dtde.getLocation();
	int action = dtde.getDropAction();
	autoscroll(tree, pt);
	if (drawImage) {
		paintImage(pt);
	}
	if (controller.canPerformAction(tree, draggedNode, action, pt)) {
		dtde.acceptDrag(action);
	} else {
		dtde.rejectDrag();
	}
}

Example 19

Source File: JTreeUtil.java From Logisim with GNU General Public License v3.0

5 votes

@Override
public final void dragEnter(DropTargetDragEvent dtde) {
	Point pt = dtde.getLocation();
	int action = dtde.getDropAction();
	if (drawImage) {
		paintImage(pt);
	}
	if (controller.canPerformAction(tree, draggedNode, action, pt)) {
		dtde.acceptDrag(action);
	} else {
		dtde.rejectDrag();
	}
}

Example 20

Source File: IndexedCustomizer.java From netbeans with Apache License 2.0

4 votes

/** @return True if conditions to continue with DnD
* operation were satisfied */
boolean checkConditions(DropTargetDragEvent dtde) {
    int index = comp.locationToIndex(dtde.getLocation());

    return (DnDConstants.ACTION_MOVE == dtde.getDropAction()) && (index >= 0);
}