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GEF (MVC) 3.8.1.201211122107 |
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java.lang.Objectorg.eclipse.gef.util.FlagSupport
org.eclipse.gef.tools.AbstractTool
org.eclipse.gef.tools.TargetingTool
org.eclipse.gef.tools.AbstractConnectionCreationTool
org.eclipse.gef.tools.ConnectionDragCreationTool
public class ConnectionDragCreationTool
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 |
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Nested classes/interfaces inherited from class org.eclipse.gef.tools.AbstractTool |
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AbstractTool.Input |
Field Summary |
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Fields inherited from class org.eclipse.gef.tools.AbstractConnectionCreationTool |
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MAX_FLAG, MAX_STATE, STATE_CONNECTION_STARTED |
Fields inherited from class org.eclipse.gef.tools.AbstractTool |
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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 |
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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 | |
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ConnectionDragCreationTool()
Default constructor. |
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ConnectionDragCreationTool(CreationFactory factory)
Constructs a new ConnectionDragCreationTool with the given factory. |
Method Summary | |
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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.util.FlagSupport |
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getFlag, setFlag |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Methods inherited from interface org.eclipse.gef.DragTracker |
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commitDrag |
Methods inherited from interface org.eclipse.gef.Tool |
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activate, deactivate, focusGained, focusLost, keyDown, keyTraversed, keyUp, mouseDoubleClick, mouseDown, mouseDrag, mouseHover, mouseMove, mouseUp, mouseWheelScrolled, nativeDragFinished, nativeDragStarted, setEditDomain, setProperties, setViewer, viewerEntered, viewerExited |
Constructor Detail |
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public ConnectionDragCreationTool()
public ConnectionDragCreationTool(CreationFactory factory)
factory
- the creation factoryMethod Detail |
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protected boolean handleButtonDown(int button)
AbstractTool.STATE_DRAG
.
handleButtonDown
in class AbstractConnectionCreationTool
button
- which button is pressed
true
if the button down was processedAbstractConnectionCreationTool.handleButtonDown(int)
protected boolean handleButtonUp(int button)
handleButtonUp
in class AbstractConnectionCreationTool
button
- the button that was released
true
if this button up event was processedAbstractTool.handleButtonUp(int)
protected boolean handleDragStarted()
handleDragStarted
in class AbstractTool
true
if the state transition completed successfullyAbstractTool.movedPastThreshold()
,
AbstractTool.mouseDrag(MouseEvent, EditPartViewer)
protected void handleFinished()
handleFinished
in class AbstractTool
AbstractTool.handleFinished()
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GEF (MVC) 3.8.1.201211122107 |
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