Eclipse GEF and Draw2d Plug-in Developer Guide (Galileo) - Uses of Class org.eclipse.gef.commands.Command (Eclipse GEF API Specification)

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Uses of Class
org.eclipse.gef.commands.Command

Packages that use Command
org.eclipse.gef	All interfaces, base types, and the plugin class are here.
org.eclipse.gef.commands	Simple implementations of the Command interface which support development-time inspection.
org.eclipse.gef.dnd
org.eclipse.gef.editparts	This package contains abstract implementation of the EditPart interface.
org.eclipse.gef.editpolicies	This package contains EditPolicy implementations for many common editing Roles.
org.eclipse.gef.requests	This package contains the common Request types used by the provided tools and edit policies.
org.eclipse.gef.rulers
org.eclipse.gef.tools	This package provides several tool implementations.
org.eclipse.gef.ui.actions	This package support for using JFace Actions in your EditorPart.

Uses of Command in org.eclipse.gef

Methods in org.eclipse.gef that return Command

Command EditPolicy. getCommand ( Request request)
Returns the Command contribution for the given Request, or null.

Command EditPart. getCommand ( Request request)
Returns the Command to perform the specified Request or null.

Uses of Command in org.eclipse.gef.commands

Subclasses of Command in org.eclipse.gef.commands

class CompoundCommand
          An aggregation of multiple Commands.

class ForwardUndoCompoundCommand
          A CompoundCommand that performs undo on its contained Commands in the same order in which they were executed.

class UnexecutableCommand
          A Command which can never be executed

Methods in org.eclipse.gef.commands that return Command

Command CompoundCommand. unwrap ()
          Returns the simplest form of this Command that is equivalent.

Command CommandStackEvent. getCommand ()
          Returns null or a Command if a command is relevant to the current event.

Command CommandStack. getRedoCommand ()
          Peeks at the top of the redo stack.

Command CommandStack. getUndoCommand ()
          Peeks at the top of the undo stack.

Command Command. chain ( Command command)
          Returns a Command that represents the chaining of a specified Command to this Command.

Methods in org.eclipse.gef.commands with parameters of type Command

void CompoundCommand. add ( Command command)
          Adds the specified command if it is not null.

void CommandStack. execute ( Command command)
          Executes the specified Command if possible.

protected void CommandStack. notifyListeners ( Command command, int state)
          Notifies command stack event listeners that the command stack has changed to the specified state.

Command Command. chain ( Command command)
          Returns a Command that represents the chaining of a specified Command to this Command.

Constructors in org.eclipse.gef.commands with parameters of type Command

CommandStackEvent ( CommandStack stack, Command c, int detail)
Constructs a new event instance.

Uses of Command in org.eclipse.gef.dnd

Methods in org.eclipse.gef.dnd that return Command

protected Command AbstractTransferDropTargetListener. getCommand ()
Returns the current command from the target EditPart.

Uses of Command in org.eclipse.gef.editparts

Methods in org.eclipse.gef.editparts that return Command

Command SimpleRootEditPart. getCommand ( Request req)
          The RootEditPart should never be asked for a command.

Command RootTreeEditPart. getCommand ( Request request)


Command GraphicalRootEditPart. getCommand ( Request req)
          Deprecated. Returns the unexecutable command.

Command AbstractEditPart. getCommand ( Request request)
          Subclasses should rarely extend this method.

Uses of Command in org.eclipse.gef.editpolicies

Methods in org.eclipse.gef.editpolicies that return Command

protected abstract Command TreeContainerEditPolicy. getAddCommand ( ChangeBoundsRequest request)
          Returns a Command for adding the children to the container.

protected abstract Command TreeContainerEditPolicy. getCreateCommand ( CreateRequest request)
          Returns a Command for creating the object inside the container.

protected abstract Command TreeContainerEditPolicy. getMoveChildrenCommand ( ChangeBoundsRequest request)
          Returns a Command for moving the children within the container.

Command TreeContainerEditPolicy. getCommand ( Request req)


protected Command RootComponentEditPolicy. createDeleteCommand ( GroupRequest request)
          Overridden to prevent the host from being deleted.

Command ResizableEditPolicy. getCommand ( Request request)


protected Command ResizableEditPolicy. getResizeCommand ( ChangeBoundsRequest request)
          Returns the command contribution for the given resize request.

protected abstract Command OrderedLayoutEditPolicy. createAddCommand ( EditPart child, EditPart after)
          Returns the Command to add the specified child after a reference EditPart.

protected abstract Command OrderedLayoutEditPolicy. createMoveChildCommand ( EditPart child, EditPart after)
          Returns the Command to move the specified child before the given reference EditPart.

protected Command OrderedLayoutEditPolicy. getAddCommand ( Request req)
          This method is overridden from the superclass to calculate the index at which the children should be added.

protected Command OrderedLayoutEditPolicy. getMoveChildrenCommand ( Request request)
          A move is interpreted here as a change in order of the children.

Command NonResizableEditPolicy. getCommand ( Request request)


protected Command NonResizableEditPolicy. getAlignCommand ( AlignmentRequest request)
          Returns the command contribution to an alignment request

protected Command NonResizableEditPolicy. getMoveCommand ( ChangeBoundsRequest request)
          Returns the command contribution to a change bounds request.

protected Command NonResizableEditPolicy. getOrphanCommand ( Request req)
          Subclasses may override to contribute to the orphan request.

protected Command LayoutEditPolicy. getAddCommand ( Request request)
          Override to return the Command to perform an ADD.

protected Command LayoutEditPolicy. getCloneCommand ( ChangeBoundsRequest request)
          Override to contribute to clone requests.

Command LayoutEditPolicy. getCommand ( Request request)
          Factors incoming requests into various specific methods.

protected abstract Command LayoutEditPolicy. getCreateCommand ( CreateRequest request)
          Returns the Command to perform a create.

protected Command LayoutEditPolicy. getDeleteDependantCommand ( Request request)
          Returns the Command to delete a child.

protected abstract Command LayoutEditPolicy. getMoveChildrenCommand ( Request request)
          Returns the Command to move a group of children.

protected Command LayoutEditPolicy. getOrphanChildrenCommand ( Request request)
          Returns the Command to orphan a group of children.

Command GraphicalNodeEditPolicy. getCommand ( Request request)
          Factors the request into one of four abstract methods.

protected abstract Command GraphicalNodeEditPolicy. getConnectionCompleteCommand ( CreateConnectionRequest request)
          Returns the Command that will create the connection.

protected abstract Command GraphicalNodeEditPolicy. getConnectionCreateCommand ( CreateConnectionRequest request)
          Returns the Command that represents the first half of creating a connection.

protected abstract Command GraphicalNodeEditPolicy. getReconnectTargetCommand ( ReconnectRequest request)
          Returns the Command to reconnect a connection's target end to the host.

protected abstract Command GraphicalNodeEditPolicy. getReconnectSourceCommand ( ReconnectRequest request)
          Returns the Command to reconnect a connection's source end to the host.

Command DirectEditPolicy. getCommand ( Request request)


protected abstract Command DirectEditPolicy. getDirectEditCommand ( DirectEditRequest request)
          Returns the Command to perform the direct edit.

protected Command ContainerEditPolicy. getAddCommand ( GroupRequest request)
          Override to contribute to add requests.

protected Command ContainerEditPolicy. getCloneCommand ( ChangeBoundsRequest request)
          Override to contribute to clone requests.

Command ContainerEditPolicy. getCommand ( Request request)
          Overridden to check for add, create, and orphan.

protected abstract Command ContainerEditPolicy. getCreateCommand ( CreateRequest request)
          Clients must implement to contribute to create requests.

protected Command ContainerEditPolicy. getOrphanChildrenCommand ( GroupRequest request)
          Override to contribute to orphan requests.

protected Command ConstrainedLayoutEditPolicy. createAddCommand ( EditPart child, java.lang.Object constraint)
          Returns the Command to perform an Add with the specified child and constraint.

protected Command ConstrainedLayoutEditPolicy. createChangeConstraintCommand ( ChangeBoundsRequest request, EditPart child, java.lang.Object constraint)
          The request is now made available when creating the change constraint command.

protected abstract Command ConstrainedLayoutEditPolicy. createChangeConstraintCommand ( EditPart child, java.lang.Object constraint)
          Returns the Command to change the specified child's constraint.

protected Command ConstrainedLayoutEditPolicy. getAddCommand ( Request generic)
          Overrides getAddCommand() to generate the proper constraint for each child being added.

protected Command ConstrainedLayoutEditPolicy. getAlignChildrenCommand ( AlignmentRequest request)
          Returns the command to align a group of children.

Command ConstrainedLayoutEditPolicy. getCommand ( Request request)
          Factors out RESIZE and ALIGN requests, otherwise calls super.

protected Command ConstrainedLayoutEditPolicy. getResizeChildrenCommand ( ChangeBoundsRequest request)
          Returns the Command to resize a group of children.

protected Command ConstrainedLayoutEditPolicy. getMoveChildrenCommand ( Request request)
          Returns the Command to move a group of children.

Command ConnectionEndpointEditPolicy. getCommand ( Request request)


Command ConnectionEditPolicy. getCommand ( Request request)


protected abstract Command ConnectionEditPolicy. getDeleteCommand ( GroupRequest request)
          Subclasses should implement to return the Command to delete the connection.

protected Command ComponentEditPolicy. createDeleteCommand ( GroupRequest deleteRequest)
          Override to contribute to the component's being deleted.

Command ComponentEditPolicy. getCommand ( Request request)
          Factors the incoming Request into ORPHANs and DELETEs.

protected Command ComponentEditPolicy. getDeleteCommand ( GroupRequest request)
          Calls and returns ComponentEditPolicy.createDeleteCommand(GroupRequest).

protected Command ComponentEditPolicy. getOrphanCommand ()
          Returns the command contribution for orphaning this component from its container.

Command BendpointEditPolicy. getCommand ( Request request)
          Factors the Request into either a MOVE, a DELETE, or a CREATE of a bendpoint.

protected abstract Command BendpointEditPolicy. getCreateBendpointCommand ( BendpointRequest request)
          Implement this method to return a Command that will create a bendpoint.

protected abstract Command BendpointEditPolicy. getDeleteBendpointCommand ( BendpointRequest request)
          Implement this method to return a Command that will delete a bendpoint.

protected abstract Command BendpointEditPolicy. getMoveBendpointCommand ( BendpointRequest request)
          Implement this method to return a Command that will move a bendpoint.

Command AbstractEditPolicy. getCommand ( Request request)
          Returns null by default.

Uses of Command in org.eclipse.gef.requests

Methods in org.eclipse.gef.requests that return Command

Command CreateConnectionRequest. getStartCommand ()
Returns the start command.

Methods in org.eclipse.gef.requests with parameters of type Command

void CreateConnectionRequest. setStartCommand ( Command c)
Sets the start command.

Uses of Command in org.eclipse.gef.rulers

Methods in org.eclipse.gef.rulers that return Command

Command RulerProvider. getCreateGuideCommand (int position)
          Clients should override this method to return a Command to create a new guide at the given position.

Command RulerProvider. getDeleteGuideCommand (java.lang.Object guide)
          Clients should override this method to return a Command to delete the given guide.

Command RulerProvider. getMoveGuideCommand (java.lang.Object guide, int positionDelta)
          Clients should override this method to return a Command to move the given guide by the given amount.

Uses of Command in org.eclipse.gef.tools

Methods in org.eclipse.gef.tools that return Command

protected Command TargetingTool. getCommand ()
          Queries the target editpart for a command.

protected Command ResizeTracker. getCommand ()


protected Command DragEditPartsTracker. getCommand ()
          Asks each edit part in the operation set to contribute to a CompoundCommand after first setting the request type to either RequestConstants.REQ_MOVE or RequestConstants.REQ_ORPHAN, depending on the result of DragEditPartsTracker.isMove().

protected Command ConnectionBendpointTracker. getCommand ()
          Obtains a new command from the connection.

protected Command AbstractTool. getCommand ()
          Returns a new, updated command based on the tool's current properties.

protected Command AbstractTool. getCurrentCommand ()
          Returns the currently cached command.

Methods in org.eclipse.gef.tools with parameters of type Command

protected void AbstractTool. executeCommand ( Command command)
Executes the given command on the command stack.

protected void AbstractTool. setCurrentCommand ( Command c)
Used to cache a command obtained from AbstractTool.getCommand().

Uses of Command in org.eclipse.gef.ui.actions

Methods in org.eclipse.gef.ui.actions that return Command

Command DeleteAction. createDeleteCommand (java.util.List objects)
Create a command to remove the selected objects.

Methods in org.eclipse.gef.ui.actions with parameters of type Command

protected void WorkbenchPartAction. execute ( Command command)
Executes the given Command using the command stack.

protected java.lang.String StackAction. getLabelForCommand ( Command command)
Returns the label for the given command.