src/main/java/at/ac/tuwien/sbc/valesriegler/group/gui/GroupFrame.java

   1 package at.ac.tuwien.sbc.valesriegler.group.gui;
   2
   3 import java.awt.GridBagConstraints;
   4 import java.awt.GridBagLayout;
   5 import java.awt.GridLayout;
   6 import java.awt.Insets;
   7 import java.awt.event.ActionEvent;
   8 import java.awt.event.ActionListener;
   9 import java.util.ArrayList;
  10 import java.util.List;
  11
  12 import javax.swing.JButton;
  13 import javax.swing.JFrame;
  14 import javax.swing.JLabel;
  15 import javax.swing.JPanel;
  16 import javax.swing.JScrollPane;
  17 import javax.swing.JSpinner;
  18 import javax.swing.JTable;
  19 import javax.swing.ScrollPaneConstants;
  20 import javax.swing.SpinnerNumberModel;
  21 import javax.swing.border.TitledBorder;
  22
  23 import at.ac.tuwien.sbc.valesriegler.group.Group;
  24 import at.ac.tuwien.sbc.valesriegler.group.GroupAgent;
  25 import at.ac.tuwien.sbc.valesriegler.types.Order;
  26 import at.ac.tuwien.sbc.valesriegler.types.PizzaOrder;
  27 import at.ac.tuwien.sbc.valesriegler.types.PizzaType;
  28
  29 /**
  30  * Base Frame of the Group UI
  31  *
  32  * @author Gregor Riegler <gregor DOT riegler AT gmail DOT com>
  33  *
  34  */
  35 @SuppressWarnings("serial")
  36 public class GroupFrame extends JFrame {
  37         public GroupFrame(GroupOverviewModel groupModel) {
  38                 super("Groups");
  39                 JPanel wrapper = new JPanel();
  40                 GridLayout wrapperLayout = new GridLayout(2, 1);
  41                 wrapper.setLayout(wrapperLayout);
  42
  43                 // Create Wizard-like panel for the creation of groups
  44                 initGroupCreation(wrapper);
  45
  46                 // Create the panel for the group overview table
  47                 initGroupOverview(wrapper, groupModel);
  48
  49                 setContentPane(wrapper);
  50                 setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
  51         }
  52
  53         private void initGroupCreation(JPanel wrapper) {
  54                 final JPanel creationPanel = new JPanel();
  55                 final JPanel chooseGroupSizePanel = new JPanel();
  56                 JLabel creationLabel = new JLabel("How many members should the group have?");
  57                 JButton next = new JButton("Next");
  58                 SpinnerNumberModel model = new SpinnerNumberModel(1, 1, 4, 1);
  59                 final JSpinner spinner = new JSpinner(model);
  60
  61                 // When 'next' is clicked the second, final panel of the Group Creation
  62                 // Wizard should be shown
  63                 next.addActionListener(new ActionListener() {
  64                         @Override
  65                         public void actionPerformed(ActionEvent e) {
  66                                 int numberMembers = (int) spinner.getValue();
  67                                 final GroupCreationPanel groupCreationPanel = new GroupCreationPanel(numberMembers);
  68                                 GroupCreationHandler groupCreationHandler = new GroupCreationHandler(creationPanel, chooseGroupSizePanel,
  69                                                 groupCreationPanel);
  70
  71                                 groupCreationPanel.setCreateAndCancelHandler(groupCreationHandler);
  72                                 groupCreationHandler.showGroupCreationDetailPanel();
  73
  74                         }
  75                 });
  76
  77                 GridLayout creationPanelLayout = new GridLayout(3, 1);
  78                 chooseGroupSizePanel.setLayout(creationPanelLayout);
  79                 creationPanel.setBorder(new TitledBorder("Create Groups"));
  80
  81                 creationPanel.add(chooseGroupSizePanel);
  82                 chooseGroupSizePanel.add(creationLabel);
  83                 chooseGroupSizePanel.add(spinner);
  84                 chooseGroupSizePanel.add(next);
  85
  86                 wrapper.add(creationPanel);
  87         }
  88
  89         private void initGroupOverview(JPanel wrapper, GroupOverviewModel groupModel) {
  90                 JPanel overviewPanel = new JPanel(new GridBagLayout());
  91
  92                 JTable overviewTable = new JTable(groupModel);
  93                 JScrollPane scrollPane = new JScrollPane(overviewTable);
  94
  95                 overviewPanel.setBorder(new TitledBorder("Group Overview"));
  96                 scrollPane.setVerticalScrollBarPolicy(ScrollPaneConstants.VERTICAL_SCROLLBAR_AS_NEEDED);
  97
  98                 GridBagConstraints c = new GridBagConstraints();
  99                 c.gridx = 0;
 100                 c.weightx = 1;
 101                 c.weighty = 1;
 102                 c.insets = new Insets(10, 10, 10, 10);
 103                 c.fill = GridBagConstraints.BOTH;
 104                 overviewPanel.add(scrollPane, c);
 105                 wrapper.add(overviewPanel);
 106         }
 107
 108         /**
 109          * Handles the Wizard-like creation of groups.
 110          * <p />
 111          * Give an instance of this class as a callback to the Panel from which a
 112          * group creation request should be issued
 113          */
 114         class GroupCreationHandler {
 115                 private JPanel creationPanel;
 116                 private JPanel chooseGroupSizePanel;
 117                 private JPanel groupCreationPanel;
 118
 119                 public GroupCreationHandler(JPanel creationPanel, JPanel chooseGroupSizePanel, JPanel groupCreationPanel) {
 120                         this.creationPanel = creationPanel;
 121                         this.chooseGroupSizePanel = chooseGroupSizePanel;
 122                         this.groupCreationPanel = groupCreationPanel;
 123                 }
 124
 125                 public void showGroupCreationDetailPanel() {
 126                         chooseGroupSizePanel.setVisible(false);
 127                         creationPanel.add(groupCreationPanel);
 128                 }
 129
 130                 public void handleGroupCreation(GroupCreationRequest gc) {
 131                         chooseGroupSizePanel.setVisible(true);
 132                         creationPanel.remove(groupCreationPanel);
 133                         creationPanel.repaint();
 134
 135                         createGroups(gc);
 136                 }
 137
 138                 public void createGroups(GroupCreationRequest gc) {
 139                         List<Group> newGroups = new ArrayList<>();
 140                         for (int i = 0; i < gc.numberOfGroups; i++) {
 141                                 Group group = new Group();
 142                                 group.getGroupData().setSize(gc.size);
 143                                 List<PizzaOrder> pizzaOrders = new ArrayList<>();
 144                                 for (PizzaType pt : gc.pizzaTypes) {
 145                                         pizzaOrders.add(new PizzaOrder(pt));
 146                                 }
 147                                 Order order = new Order(group, pizzaOrders);
 148                                 group.getGroupData().setOrder(order);
 149
 150                                 newGroups.add(group);
 151                         }
 152                         GroupAgent.getInstance().getGroupModel().addItems(newGroups);
 153                         GroupAgent.getInstance().onGroupsCreated(newGroups);
 154                 }
 155
 156                 public void handleCancel() {
 157                         chooseGroupSizePanel.setVisible(true);
 158                         creationPanel.remove(groupCreationPanel);
 159                         creationPanel.repaint();
 160                 }
 161         }
 162
 163 }