Java SelectionEditPolicy类代码示例

import org.eclipse.gef.editpolicies.SelectionEditPolicy; //导入依赖的package包/类
@Override
protected void createEditPolicies() {
	super.createEditPolicies();

	installEditPolicy(EditPolicy.CONNECTION_ROLE, new DwParentChildConnectionEditPolicy());
	installEditPolicy(EditPolicy.GRAPHICAL_NODE_ROLE, new DwFeatureGraphicalNodeEditPolicy(editor, model));
	installEditPolicy(EditPolicy.CONNECTION_ENDPOINTS_ROLE, new DwParentChildConnectionEndpointEditPolicy());
	installEditPolicy(EditPolicy.SELECTION_FEEDBACK_ROLE, new SelectionEditPolicy(){
		DEGraphicalEditorTheme theme = DEGraphicalEditor.getTheme();

		@Override
		protected void hideSelection() {
			((DwParentChildConnectionFigure)getFigure()).setColor(theme.getLineColor());
			getFigure().repaint();
		}

		@Override
		protected void showSelection() {
			((DwParentChildConnectionFigure)getFigure()).setColor(theme.getSelectionSecondaryColor());
			getFigure().repaint();
		}
	});
}
 

import org.eclipse.gef.editpolicies.SelectionEditPolicy; //导入依赖的package包/类
@Override
protected void createEditPolicies() {
	installEditPolicy(EditPolicy.COMPONENT_ROLE, new ComponentEditPolicy() {
		@Override
		protected Command createDeleteCommand(GroupRequest deleteRequest) {
			return new DeleteCommand(getModel());
		}
	});

	installEditPolicy(EditPolicy.GRAPHICAL_NODE_ROLE, new TableNodeEditPolicy());
	installEditPolicy(EditPolicy.LAYOUT_ROLE, new TableLayoutEditPolicy());
	installEditPolicy(EditPolicy.SELECTION_FEEDBACK_ROLE, new SelectionEditPolicy() {

		@Override
		protected void hideSelection() {
			getFigure().hideSelectedBorder();
		}

		@Override
		protected void showSelection() {
			getFigure().showSelectedBorder();
		}
	});
}
 

import org.eclipse.gef.editpolicies.SelectionEditPolicy; //导入依赖的package包/类
@Override
protected void createEditPolicies() {
	installEditPolicy(EditPolicy.LAYOUT_ROLE, new ItemDragPolicy());
	installEditPolicy(EditPolicy.SELECTION_FEEDBACK_ROLE,
	        new SelectionEditPolicy() {
		        @Override
		        protected void showSelection() {
		        	sync.syncExec(new Runnable() {							
						@Override
						public void run() {
							((ItemFigure) getHostFigure()).changeColor(true);
						}
					});
		        }

		        @Override
		        protected void hideSelection() {
		        	sync.syncExec(new Runnable() {							
		        		@Override
		        		public void run() {
		        			((ItemFigure) getHostFigure()).changeColor(false);
		        		}
		        	});
		        }
	        });
}
 

import org.eclipse.gef.editpolicies.SelectionEditPolicy; //导入依赖的package包/类
protected void createEditPolicies() {
		installEditPolicy(EditPolicy.SELECTION_FEEDBACK_ROLE, new SelectionEditPolicy() {
			protected void hideSelection() {
//				System.out.println("hide branch");
			}

			protected void showSelection() {
//				System.out.println("show branch");
			}			
		});
	}
 

import org.eclipse.gef.editpolicies.SelectionEditPolicy; //导入依赖的package包/类
protected void createEditPolicies() {
		installEditPolicy(EditPolicy.SELECTION_FEEDBACK_ROLE, new SelectionEditPolicy() {
			protected void hideSelection() {
//				System.out.println("hide path");
			}

			protected void showSelection() {
//				System.out.println("show path");
			}			
		});
	}
 

import org.eclipse.gef.editpolicies.SelectionEditPolicy; //导入依赖的package包/类
protected void createEditPolicies() {
	installEditPolicy(EditPolicy.SELECTION_FEEDBACK_ROLE, new SelectionEditPolicy() {
		protected void hideSelection() {
			refreshVisuals();
		}
		protected void showSelection() {
			refreshVisuals();				
		}
	});
}
 

import org.eclipse.gef.editpolicies.SelectionEditPolicy; //导入依赖的package包/类
@Override
protected void createEditPolicies()
{
    super.createEditPolicies();
    installEditPolicy("ShowDropdown", new SelectionEditPolicy() { //$NON-NLS-1$
        @Override
        protected void hideSelection()
        {
            setShowDropdown(false);
        }

        @Override
        protected void showSelection()
        {
            setShowDropdown(false);
        }

        @Override
        protected void showPrimarySelection()
        {
            setShowDropdown(true);
        }

        private void setShowDropdown(boolean flag)
        {
            IFigure figure = getFigure();
            if(figure instanceof ComboboxFigure) {
                ((ComboboxFigure)figure).setShowDropdown(flag);
            }
        }
    });
}