From 5e4034b5cba89460a62fa958fc78c2b85acb3d5f Mon Sep 17 00:00:00 2001 From: Andrew Branson Date: Tue, 7 Oct 2014 09:18:33 +0200 Subject: Repackage to org.cristalise --- .../gui/graph/controller/DeletionController.java | 98 ---------------------- 1 file changed, 98 deletions(-) delete mode 100644 src/main/java/com/c2kernel/gui/graph/controller/DeletionController.java (limited to 'src/main/java/com/c2kernel/gui/graph/controller/DeletionController.java') diff --git a/src/main/java/com/c2kernel/gui/graph/controller/DeletionController.java b/src/main/java/com/c2kernel/gui/graph/controller/DeletionController.java deleted file mode 100644 index d83a588..0000000 --- a/src/main/java/com/c2kernel/gui/graph/controller/DeletionController.java +++ /dev/null @@ -1,98 +0,0 @@ -package com.c2kernel.gui.graph.controller; - -import java.awt.event.ActionEvent; -import java.awt.event.ActionListener; -import java.awt.event.KeyAdapter; -import java.awt.event.KeyEvent; -import java.util.Observable; -import java.util.Observer; - -import javax.swing.JButton; - -import com.c2kernel.graph.model.DirectedEdge; -import com.c2kernel.graph.model.GraphModelManager; -import com.c2kernel.graph.model.Vertex; -import com.c2kernel.gui.graph.event.SelectionChangedEvent; -import com.c2kernel.gui.graph.view.GraphPanel; - - -// The deletion controller is responsible for deleting the present -// selection within the graph. -// -// The controller listens to: -// * The graph model to determine if there is a selection -// * The delete button -// * The graph panel for the typing of the delete key -// -// The controller modifies: -// * The graph model to delete the current selection -// * The delete button to enable it only when there is a selection -public class DeletionController extends KeyAdapter implements Observer, ActionListener -{ - private GraphModelManager mGraphModelManager = null; - private GraphPanel mGraphPanel = null; - private JButton mDeleteButton = null; - - - public void setGraphModelManager(GraphModelManager graphModelManager) - { - mGraphModelManager = graphModelManager; - mGraphModelManager.addObserver(this); - } - - public void setGraphPanel(GraphPanel graphPanel) - { - mGraphPanel = graphPanel; - } - - - public void setDeleteButton(JButton deleteButton) - { - mDeleteButton = deleteButton; - mDeleteButton.addActionListener(this); - } - - - // Invoked by the graph model - @Override - public void update(Observable o, Object arg) - { - SelectionChangedEvent event = null; - DirectedEdge selectedEdge = null; - Vertex[] selectedVertices = null; - - - // If the selected edge has changed - if(arg instanceof SelectionChangedEvent && mDeleteButton != null && mGraphModelManager.isEditable()) - { - // Enable the button if a single edge or single vertex is selected - event = (SelectionChangedEvent)arg; - - selectedEdge = event.mSelection.mEdge; - selectedVertices = event.mSelection.mVertices; - mDeleteButton.setEnabled(selectedEdge != null || selectedVertices != null); - } - } - - - // Invoked by the graph panel - @Override - public void keyPressed(KeyEvent e) - { - if(e.getKeyCode() == KeyEvent.VK_DELETE && mGraphModelManager.isEditable()) - { - mGraphPanel.deleteSelection(); - } - } - - - // Invoked by the delete button - @Override - public void actionPerformed(ActionEvent ae) - { - if(mGraphModelManager != null && mGraphModelManager.isEditable()) - { - mGraphPanel.deleteSelection(); - } - } -} -- cgit v1.2.3