Follow Techotopia on Twitter

On-line Guides
All Guides
eBook Store
iOS / Android
Linux for Beginners
Office Productivity
Linux Installation
Linux Security
Linux Utilities
Linux Virtualization
Linux Kernel
System/Network Admin
Programming
Scripting Languages
Development Tools
Web Development
GUI Toolkits/Desktop
Databases
Mail Systems
openSolaris
Eclipse Documentation
Techotopia.com
Virtuatopia.com

How To Guides
Virtualization
General System Admin
Linux Security
Linux Filesystems
Web Servers
Graphics & Desktop
PC Hardware
Windows
Problem Solutions
Privacy Policy

  




 

 

Eclipse GEF
3.3

org.eclipse.gef.tools
Class ConnectionDragCreationTool

java.lang.Object
  extended by

org.eclipse.gef.util.FlagSupport
      extended by

org.eclipse.gef.tools.AbstractTool
          extended by

org.eclipse.gef.tools.TargetingTool
              extended by

org.eclipse.gef.tools.AbstractConnectionCreationTool
                  extended by
org.eclipse.gef.tools.ConnectionDragCreationTool
All Implemented Interfaces:
DragTracker, RequestConstants, Tool

public class ConnectionDragCreationTool
extends AbstractConnectionCreationTool
implements DragTracker

A connection creation tool that implements DragTracker. Using this tool, connections are created by clicking on the source edit part, dragging the mouse to the target edit part and releasing the mouse. A NodeEditPart might return this drag tracker if the mouse is located over an appropriate anchor.


Nested Class Summary
 
Nested classes inherited from class org.eclipse.gef.tools. AbstractTool
AbstractTool.Input
 
Field Summary
 
Fields inherited from class org.eclipse.gef.tools. AbstractConnectionCreationTool
MAX_FLAG, MAX_STATE, STATE_CONNECTION_STARTED
 
Fields inherited from class org.eclipse.gef.tools. AbstractTool
MOUSE_BUTTON_ANY, MOUSE_BUTTON1, MOUSE_BUTTON2, MOUSE_BUTTON3, PROPERTY_UNLOAD_WHEN_FINISHED, STATE_ACCESSIBLE_DRAG, STATE_ACCESSIBLE_DRAG_IN_PROGRESS, STATE_DRAG, STATE_DRAG_IN_PROGRESS, STATE_INITIAL, STATE_INVALID, STATE_TERMINAL
 
Fields inherited from interface org.eclipse.gef. RequestConstants
REQ_ADD, REQ_ALIGN, REQ_ALIGN_CHILDREN, REQ_CLONE, REQ_CONNECTION_END, REQ_CONNECTION_START, REQ_CREATE, REQ_CREATE_BENDPOINT, REQ_DELETE, REQ_DELETE_DEPENDANT, REQ_DIRECT_EDIT, REQ_MOVE, REQ_MOVE_BENDPOINT, REQ_MOVE_CHILDREN, REQ_OPEN, REQ_ORPHAN, REQ_ORPHAN_CHILDREN, REQ_RECONNECT_SOURCE, REQ_RECONNECT_TARGET, REQ_RESIZE, REQ_RESIZE_CHILDREN, REQ_SELECTION, REQ_SELECTION_HOVER
 
Constructor Summary
ConnectionDragCreationTool ()
          Default constructor.
ConnectionDragCreationTool ( CreationFactory factory)
          Constructs a new ConnectionDragCreationTool with the given factory.
 
Method Summary
protected  boolean handleButtonDown (int button)
          Calls super and sets the current state to AbstractTool.STATE_DRAG.
protected  boolean handleButtonUp (int button)
          If the connection has started, the button up event attempts to complete the connection.
protected  boolean handleDragStarted ()
          When the threshold is passed, transition to CONNECTION_STARTED.
protected  void handleFinished ()
          Overridden so that nothing happens when this tool is used as a tracker.
 
Methods inherited from class org.eclipse.gef.tools. AbstractConnectionCreationTool
calculateCursor, createTargetRequest, deactivate, eraseSourceFeedback, getCommandName, getDebugName, getDebugNameForState, getFactory, getSourceRequest, handleCommandStackChanged, handleCreateConnection, handleDrag, handleDragInProgress, handleFocusLost, handleHover, handleInvalidInput, handleMove, handleSourceDeactivated, isShowingSourceFeedback, setConnectionSource, setFactory, showSourceFeedback, updateTargetRequest
 
Methods inherited from class org.eclipse.gef.tools. TargetingTool
doAutoexpose, eraseTargetFeedback, getAutoexposeHelper, getCommand, getExclusionSet, getTargetEditPart, getTargetingConditional, getTargetRequest, handleAutoexpose, handleEnteredEditPart, handleExitingEditPart, handleHoverStop, handleLeavingEditPart, handleViewerExited, isShowingTargetFeedback, isTargetLocked, lockTargetEditPart, resetFlags, resetHover, setAutoexposeHelper, setTargetEditPart, setTargetRequest, showTargetFeedback, unlockTargetEditPart, updateAutoexposeHelper, updateTargetUnderMouse
 
Methods inherited from class org.eclipse.gef.tools. AbstractTool
acceptArrowKey, activate, addFeedback, applyProperty, commitDrag, createOperationSet, debug, executeCommand, executeCurrentCommand, focusGained, focusLost, getCurrentCommand, getCurrentInput, getCurrentViewer, getDefaultCursor, getDisabledCursor, getDomain, getDragMoveDelta, getLocation, getOperationSet, getStartLocation, getState, handleDoubleClick, handleFocusGained, handleKeyDown, handleKeyTraversed, handleKeyUp, handleNativeDragFinished, handleNativeDragStarted, handleViewerEntered, isActive, isHoverActive, isInState, isViewerImportant, keyDown, keyTraversed, keyUp, mouseDoubleClick, mouseDown, mouseDrag, mouseHover, mouseMove, mouseUp, mouseWheelScrolled, movedPastThreshold, nativeDragFinished, nativeDragStarted, performViewerMouseWheel, placeMouseInViewer, reactivate, refreshCursor, releaseToolCapture, removeFeedback, setCurrentCommand, setCursor, setDefaultCursor, setDisabledCursor, setEditDomain, setHoverActive, setProperties, setStartLocation, setState, setToolCapture, setUnloadWhenFinished, setViewer, stateTransition, unloadWhenFinished, viewerEntered, viewerExited
 
Methods inherited from class org.eclipse.gef.util. FlagSupport
getFlag, setFlag
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 
Methods inherited from interface org.eclipse.gef. DragTracker
commitDrag
 
Methods inherited from interface org.eclipse.gef. Tool
activate, deactivate, focusGained, focusLost, keyDown, keyTraversed, keyUp, mouseDoubleClick, mouseDown, mouseDrag, mouseHover, mouseMove, mouseUp, mouseWheelScrolled, nativeDragFinished, nativeDragStarted, setEditDomain, setProperties, setViewer, viewerEntered, viewerExited
 

Constructor Detail

ConnectionDragCreationTool

public ConnectionDragCreationTool()
Default constructor.


ConnectionDragCreationTool

public ConnectionDragCreationTool(
CreationFactory factory)
Constructs a new ConnectionDragCreationTool with the given factory.

Parameters:
factory - the creation factory
Method Detail

handleButtonDown

protected boolean handleButtonDown(int button)
Calls super and sets the current state to AbstractTool.STATE_DRAG.

Overrides:
handleButtonDown in class AbstractConnectionCreationTool
Parameters:
button - which button is pressed
Returns:
true if the button down was processed
See Also:
AbstractConnectionCreationTool.handleButtonDown(int)

handleButtonUp

protected boolean handleButtonUp(int button)
If the connection has started, the button up event attempts to complete the connection.

Overrides:
handleButtonUp in class AbstractConnectionCreationTool
Parameters:
button - the button that was released
Returns:
true if this button up event was processed
See Also:
AbstractTool.handleButtonUp(int)

handleDragStarted

protected boolean handleDragStarted()
When the threshold is passed, transition to CONNECTION_STARTED.

Overrides:
handleDragStarted in class AbstractTool
Returns:
true if the state transition completed successfully
See Also:
AbstractTool.movedPastThreshold(), AbstractTool.mouseDrag(MouseEvent, EditPartViewer)

handleFinished

protected void handleFinished()
Overridden so that nothing happens when this tool is used as a tracker. If it is the primary tool, then this method behaves normally.

Overrides:
handleFinished in class AbstractTool
See Also:
AbstractTool.handleFinished()

Eclipse GEF
3.3

Copyright (c) IBM Corp. and others 2000, 2007. All Rights Reserved.

 
 
  Published under the terms of the Eclipse Public License Version 1.0 ("EPL") Design by Interspire