Package jmri.jmrit.display.palette

Class DragJComponent

  • All Implemented Interfaces:
    java.awt.datatransfer.Transferable, java.awt.dnd.DragGestureListener, java.awt.dnd.DragSourceListener, java.awt.image.ImageObserver, java.awt.MenuContainer, java.io.Serializable, java.util.EventListener, javax.accessibility.Accessible
    Direct Known Subclasses:
    GlobalVariableItemPanel.IconDragJComponent, MemoryItemPanel.IconDragJComponent, ReporterItemPanel.IconDragJComponent, TextItemPanel.LabelDragJComponent
    public abstract class DragJComponent
extends javax.swing.JPanel
implements java.awt.dnd.DragGestureListener, java.awt.dnd.DragSourceListener, java.awt.datatransfer.Transferable
    Gives a JComponent the capability to Drag and Drop
    This file is part of JMRI.

    JMRI is free software; you can redistribute it and/or modify it under the terms of version 2 of the GNU General Public License as published by the Free Software Foundation. See the "COPYING" file for a copy of this license.

    JMRI is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

    See Also:
    Serialized Form

    • Nested Class Summary

      • Nested classes/interfaces inherited from class javax.swing.JPanel

        javax.swing.JPanel.AccessibleJPanel

      • Nested classes/interfaces inherited from class javax.swing.JComponent

        javax.swing.JComponent.AccessibleJComponent

      • Nested classes/interfaces inherited from class java.awt.Container

        java.awt.Container.AccessibleAWTContainer

      • Nested classes/interfaces inherited from class java.awt.Component

        java.awt.Component.AccessibleAWTComponent, java.awt.Component.BaselineResizeBehavior, java.awt.Component.BltBufferStrategy, java.awt.Component.FlipBufferStrategy

    • Field Summary

      Fields 
      Modifier and Type Field Description
      (package private) javax.swing.JComponent _component  
      (package private) java.awt.datatransfer.DataFlavor _dataFlavor  

      • Fields inherited from class javax.swing.JComponent

        listenerList, TOOL_TIP_TEXT_KEY, ui, UNDEFINED_CONDITION, WHEN_ANCESTOR_OF_FOCUSED_COMPONENT, WHEN_FOCUSED, WHEN_IN_FOCUSED_WINDOW

      • Fields inherited from class java.awt.Component

        accessibleContext, BOTTOM_ALIGNMENT, CENTER_ALIGNMENT, LEFT_ALIGNMENT, RIGHT_ALIGNMENT, TOP_ALIGNMENT

      • Fields inherited from interface java.awt.image.ImageObserver

        ABORT, ALLBITS, ERROR, FRAMEBITS, HEIGHT, PROPERTIES, SOMEBITS, WIDTH

    • Constructor Summary

      Constructors 
      Constructor Description
      DragJComponent​(java.awt.datatransfer.DataFlavor flavor, javax.swing.JComponent comp)  

    • Method Summary

      All Methods Instance Methods Concrete Methods 
      Modifier and Type Method Description
      void dragDropEnd​(java.awt.dnd.DragSourceDropEvent e)
      ************** DragSourceListener ***********
      void dragEnter​(java.awt.dnd.DragSourceDragEvent e)  
      void dragExit​(java.awt.dnd.DragSourceEvent e)  
      void dragGestureRecognized​(java.awt.dnd.DragGestureEvent e)
      ************** DragGestureListener **************
      void dragOver​(java.awt.dnd.DragSourceDragEvent e)  
      void dropActionChanged​(java.awt.dnd.DragSourceDragEvent e)  
      protected javax.swing.JComponent getThing()  
      java.awt.datatransfer.DataFlavor[] getTransferDataFlavors()
      ************* Transferable ********************
      void invalidate()  
      boolean isDataFlavorSupported​(java.awt.datatransfer.DataFlavor flavor)  
      protected boolean okToDrag()  
      protected void setPreferredSize()  

      • Methods inherited from class javax.swing.JPanel

        getAccessibleContext, getUI, getUIClassID, paramString, setUI, updateUI

      • Methods inherited from class javax.swing.JComponent

        addAncestorListener, addNotify, addVetoableChangeListener, computeVisibleRect, contains, createToolTip, disable, enable, firePropertyChange, firePropertyChange, firePropertyChange, fireVetoableChange, getActionForKeyStroke, getActionMap, getAlignmentX, getAlignmentY, getAncestorListeners, getAutoscrolls, getBaseline, getBaselineResizeBehavior, getBorder, getBounds, getClientProperty, getComponentGraphics, getComponentPopupMenu, getConditionForKeyStroke, getDebugGraphicsOptions, getDefaultLocale, getFontMetrics, getGraphics, getHeight, getInheritsPopupMenu, getInputMap, getInputMap, getInputVerifier, getInsets, getInsets, getListeners, getLocation, getMaximumSize, getMinimumSize, getNextFocusableComponent, getPopupLocation, getPreferredSize, getRegisteredKeyStrokes, getRootPane, getSize, getToolTipLocation, getToolTipText, getToolTipText, getTopLevelAncestor, getTransferHandler, getVerifyInputWhenFocusTarget, getVetoableChangeListeners, getVisibleRect, getWidth, getX, getY, grabFocus, hide, isDoubleBuffered, isLightweightComponent, isManagingFocus, isOpaque, isOptimizedDrawingEnabled, isPaintingForPrint, isPaintingOrigin, isPaintingTile, isRequestFocusEnabled, isValidateRoot, paint, paintBorder, paintChildren, paintComponent, paintImmediately, paintImmediately, print, printAll, printBorder, printChildren, printComponent, processComponentKeyEvent, processKeyBinding, processKeyEvent, processMouseEvent, processMouseMotionEvent, putClientProperty, registerKeyboardAction, registerKeyboardAction, removeAncestorListener, removeNotify, removeVetoableChangeListener, repaint, repaint, requestDefaultFocus, requestFocus, requestFocus, requestFocusInWindow, requestFocusInWindow, resetKeyboardActions, reshape, revalidate, scrollRectToVisible, setActionMap, setAlignmentX, setAlignmentY, setAutoscrolls, setBackground, setBorder, setComponentPopupMenu, setDebugGraphicsOptions, setDefaultLocale, setDoubleBuffered, setEnabled, setFocusTraversalKeys, setFont, setForeground, setInheritsPopupMenu, setInputMap, setInputVerifier, setMaximumSize, setMinimumSize, setNextFocusableComponent, setOpaque, setPreferredSize, setRequestFocusEnabled, setToolTipText, setTransferHandler, setUI, setVerifyInputWhenFocusTarget, setVisible, unregisterKeyboardAction, update

      • Methods inherited from class java.awt.Container

        add, add, add, add, add, addContainerListener, addImpl, addPropertyChangeListener, addPropertyChangeListener, applyComponentOrientation, areFocusTraversalKeysSet, countComponents, deliverEvent, doLayout, findComponentAt, findComponentAt, getComponent, getComponentAt, getComponentAt, getComponentCount, getComponents, getComponentZOrder, getContainerListeners, getFocusTraversalKeys, getFocusTraversalPolicy, getLayout, getMousePosition, insets, isAncestorOf, isFocusCycleRoot, isFocusCycleRoot, isFocusTraversalPolicyProvider, isFocusTraversalPolicySet, layout, list, list, locate, minimumSize, paintComponents, preferredSize, printComponents, processContainerEvent, processEvent, remove, remove, removeAll, removeContainerListener, setComponentZOrder, setFocusCycleRoot, setFocusTraversalPolicy, setFocusTraversalPolicyProvider, setLayout, transferFocusDownCycle, validate, validateTree

      • Methods inherited from class java.awt.Component

        action, add, addComponentListener, addFocusListener, addHierarchyBoundsListener, addHierarchyListener, addInputMethodListener, addKeyListener, addMouseListener, addMouseMotionListener, addMouseWheelListener, bounds, checkImage, checkImage, coalesceEvents, contains, createImage, createImage, createVolatileImage, createVolatileImage, disableEvents, dispatchEvent, enable, enableEvents, enableInputMethods, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, firePropertyChange, getBackground, getBounds, getColorModel, getComponentListeners, getComponentOrientation, getCursor, getDropTarget, getFocusCycleRootAncestor, getFocusListeners, getFocusTraversalKeysEnabled, getFont, getForeground, getGraphicsConfiguration, getHierarchyBoundsListeners, getHierarchyListeners, getIgnoreRepaint, getInputContext, getInputMethodListeners, getInputMethodRequests, getKeyListeners, getLocale, getLocation, getLocationOnScreen, getMouseListeners, getMouseMotionListeners, getMousePosition, getMouseWheelListeners, getName, getParent, getPropertyChangeListeners, getPropertyChangeListeners, getSize, getToolkit, getTreeLock, gotFocus, handleEvent, hasFocus, imageUpdate, inside, isBackgroundSet, isCursorSet, isDisplayable, isEnabled, isFocusable, isFocusOwner, isFocusTraversable, isFontSet, isForegroundSet, isLightweight, isMaximumSizeSet, isMinimumSizeSet, isPreferredSizeSet, isShowing, isValid, isVisible, keyDown, keyUp, list, list, list, location, lostFocus, mouseDown, mouseDrag, mouseEnter, mouseExit, mouseMove, mouseUp, move, nextFocus, paintAll, postEvent, prepareImage, prepareImage, processComponentEvent, processFocusEvent, processHierarchyBoundsEvent, processHierarchyEvent, processInputMethodEvent, processMouseWheelEvent, remove, removeComponentListener, removeFocusListener, removeHierarchyBoundsListener, removeHierarchyListener, removeInputMethodListener, removeKeyListener, removeMouseListener, removeMouseMotionListener, removeMouseWheelListener, removePropertyChangeListener, removePropertyChangeListener, repaint, repaint, repaint, requestFocus, requestFocus, requestFocusInWindow, resize, resize, setBounds, setBounds, setComponentOrientation, setCursor, setDropTarget, setFocusable, setFocusTraversalKeysEnabled, setIgnoreRepaint, setLocale, setLocation, setLocation, setMixingCutoutShape, setName, setSize, setSize, show, show, size, toString, transferFocus, transferFocusBackward, transferFocusUpCycle

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

      • Methods inherited from interface java.awt.datatransfer.Transferable

        getTransferData

    • Constructor Detail

      • DragJComponent

        public DragJComponent​(java.awt.datatransfer.DataFlavor flavor,
                      javax.swing.JComponent comp)

    • Method Detail

      • invalidate

        public void invalidate()
        Overrides:
        invalidate in class java.awt.Container

      • getThing

        protected javax.swing.JComponent getThing()

      • okToDrag

        protected boolean okToDrag()

      • dragGestureRecognized

        public void dragGestureRecognized​(java.awt.dnd.DragGestureEvent e)
        ************** DragGestureListener **************
        Specified by:
        dragGestureRecognized in interface java.awt.dnd.DragGestureListener

      • dragDropEnd

        public void dragDropEnd​(java.awt.dnd.DragSourceDropEvent e)
        ************** DragSourceListener ***********
        Specified by:
        dragDropEnd in interface java.awt.dnd.DragSourceListener

      • dragEnter

        public void dragEnter​(java.awt.dnd.DragSourceDragEvent e)
        Specified by:
        dragEnter in interface java.awt.dnd.DragSourceListener

      • dragExit

        public void dragExit​(java.awt.dnd.DragSourceEvent e)
        Specified by:
        dragExit in interface java.awt.dnd.DragSourceListener

      • dragOver

        public void dragOver​(java.awt.dnd.DragSourceDragEvent e)
        Specified by:
        dragOver in interface java.awt.dnd.DragSourceListener

      • dropActionChanged

        public void dropActionChanged​(java.awt.dnd.DragSourceDragEvent e)
        Specified by:
        dropActionChanged in interface java.awt.dnd.DragSourceListener

      • getTransferDataFlavors

        public java.awt.datatransfer.DataFlavor[] getTransferDataFlavors()
        ************* Transferable ********************
        Specified by:
        getTransferDataFlavors in interface java.awt.datatransfer.Transferable

      • isDataFlavorSupported

        public boolean isDataFlavorSupported​(java.awt.datatransfer.DataFlavor flavor)
        Specified by:
        isDataFlavorSupported in interface java.awt.datatransfer.Transferable