added new row for upper node canvas'es (not yet populated)

src/ui/view/GUI.java

@@ -57,6 +57,7 @@ public class GUI<E> implements CategoryListener {
     private final JSplitPane splitPane1 = new JSplitPane();
     private final JSplitPane splitPaneCanvasConsole = new JSplitPane(JSplitPane.VERTICAL_SPLIT);
     private final JScrollPane canvasSP = new JScrollPane();
+    private final JTabbedPane canvasTP = new JTabbedPane(JTabbedPane.TOP);
     private final JScrollPane scrollPane1 = new JScrollPane();
     // private final JScrollPane holonSP = new JScrollPane();
     private final JTabbedPane tabbedPane = new JTabbedPane(JTabbedPane.TOP);
@@ -330,30 +331,26 @@ public class GUI<E> implements CategoryListener {
         String cntrlADown = "controlA";
         inputMap.put(KeyStroke.getKeyStroke("control A"), cntrlADown);
         AbstractAction controlA = new AbstractAction() {
-
             private static final long serialVersionUID = 1L;
 
             @Override
             public void actionPerformed(ActionEvent e) {
+                chooseTabTemp();
 
-                if (tabbedPane.getMousePosition() != null) {
-                    tabTemp = tabbedPane;
-                } else if (tabbedPane2.getMousePosition() != null) {
-                    tabTemp = tabbedPane2;
-                }
                 model.getSelectedCpsObjects().clear();
+
                 // Uppernode Canvas?
-                if (((JScrollPane) tabTemp.getSelectedComponent()).getViewport()
-                        .getComponent(0) instanceof UpperNodeCanvas) {
-                    UpperNodeCanvas uNC = (UpperNodeCanvas) ((JScrollPane) tabTemp.getSelectedComponent()).getViewport()
-                            .getComponent(0);
+                JScrollPane scrollPane = getScrollPaneFromTabbedPane();
+                Component canvasOrUpperNodeCanvas = scrollPane.getViewport().getComponent(0);
+
+                if (canvasOrUpperNodeCanvas instanceof UpperNodeCanvas) {
+                    UpperNodeCanvas uNC = (UpperNodeCanvas) canvasOrUpperNodeCanvas;
                     for (AbstractCpsObject cps : uNC.upperNode.getNodes()) {
                         controller.addSelectedObject(cps);
                     }
                     uNC.repaint();
                     // or Canvas?
-                } else if (((JScrollPane) tabTemp.getSelectedComponent()).getViewport()
-                        .getComponent(0) instanceof MyCanvas) {
+                } else if (canvasOrUpperNodeCanvas instanceof MyCanvas) {
                     for (AbstractCpsObject cps : model.getObjectsOnCanvas()) {
                         controller.addSelectedObject(cps);
                     }
@@ -373,52 +370,28 @@ public class GUI<E> implements CategoryListener {
 
             @Override
             public void actionPerformed(ActionEvent e) {
-                if (tabbedPane.getMousePosition() != null) {
-                    tabTemp = tabbedPane;
-                } else if (tabbedPane2.getMousePosition() != null) {
-                    tabTemp = tabbedPane2;
-                }
+                chooseTabTemp();
+
                 // Uppernode Canvas?
-                if (((JScrollPane) tabTemp.getSelectedComponent()).getViewport()
-                        .getComponent(0) instanceof UpperNodeCanvas) {
-                    UpperNodeCanvas uNC = (UpperNodeCanvas) ((JScrollPane) tabTemp.getSelectedComponent()).getViewport()
-                            .getComponent(0);
+                JScrollPane scrollPane = getScrollPaneFromTabbedPane();
+                Component canvasOrUpperNodeCanvas = scrollPane.getViewport().getComponent(0);
+
+                if (canvasOrUpperNodeCanvas instanceof UpperNodeCanvas) {
+                    UpperNodeCanvas uNC = (UpperNodeCanvas) canvasOrUpperNodeCanvas;
                     for (AbstractCpsObject cps : model.getSelectedCpsObjects()) {
                         controller.removeTrackingObj(cps);
                         if (uNC.upperNode.getNodes().contains(cps)) {
                             controller.delObjUpperNode(cps, uNC.upperNode);
                             unc.setToolTip(false);
-                            // Remove UpperNodeTab if UpperNode deleted
-                            if (cps instanceof CpsUpperNode) {
-                                boolean splitView = false;
-                                for (int i = 4; i < tabbedPane.getTabCount(); i++) {
-                                    if (tabbedPane.getComponentAt(i) == null) {
-                                        splitView = true;
-                                    } else if (((UpperNodeCanvas) ((JScrollPane) tabbedPane.getComponentAt(i))
-                                            .getViewport().getComponent(0)).upperNode.getId() == cps.getId()) {
-                                        ((ButtonTabComponent) tabbedPane.getTabComponentAt(i)).removeTabs();
-                                        break;
-                                    }
-                                }
-                                // If SplitView is on and the view on
-                                // tabbedPane2 is the deleted upperNode
-                                try {
-                                    if (splitView
-                                            && ((UpperNodeCanvas) ((JScrollPane) tabbedPane2.getSelectedComponent())
-                                            .getViewport().getComponent(0)).upperNode.getId() == cps.getId()) {
-                                        ((ButtonTabComponent) tabbedPane
-                                                .getTabComponentAt(tabbedPane2.getSelectedIndex())).removeTabs();
-                                    }
-                                } catch (Exception e2) {
-                                }
-                            }
+
+                            // remove UpperNodeTab if UpperNode deleted
+                            removeUpperNodeTab(cps);
                         }
                     }
                     uNC.repaint();
 
                     // or Canvas?
-                } else if (((JScrollPane) tabTemp.getSelectedComponent()).getViewport()
-                        .getComponent(0) instanceof MyCanvas) {
+                } else if (canvasOrUpperNodeCanvas instanceof MyCanvas) {
                     boolean save = false;
                     for (int j = 0; j < model.getSelectedCpsObjects().size(); j++) {
                         AbstractCpsObject cps = model.getSelectedCpsObjects().get(j);
@@ -427,29 +400,9 @@ public class GUI<E> implements CategoryListener {
                             save = true;
                         controller.delCanvasObject(cps, save);
                         canvas.setToolTip(false);
-                        // Remove UpperNodeTab if UpperNode deleted
-                        if (cps instanceof CpsUpperNode) {
-                            boolean splitView = false;
-                            for (int i = 4; i < tabbedPane.getTabCount(); i++) {
-                                if (tabbedPane.getComponentAt(i) == null) {
-                                    splitView = true;
-                                } else if (((UpperNodeCanvas) ((JScrollPane) tabbedPane.getComponentAt(i)).getViewport()
-                                        .getComponent(0)).upperNode.getId() == cps.getId()) {
-                                    ((ButtonTabComponent) tabbedPane.getTabComponentAt(i)).removeTabs();
-                                    break;
-                                }
-                            }
-                            // If SplitView is on and the view on
-                            // tabbedPane2 is the deleted upperNode
-                            try {
-                                if (splitView && ((UpperNodeCanvas) ((JScrollPane) tabbedPane2.getSelectedComponent())
-                                        .getViewport().getComponent(0)).upperNode.getId() == cps.getId()) {
-                                    ((ButtonTabComponent) tabbedPane.getTabComponentAt(tabbedPane2.getSelectedIndex()))
-                                            .removeTabs();
-                                }
-                            } catch (Exception e2) {
-                            }
-                        }
+
+                        // remove UpperNodeTab if UpperNode deleted
+                        removeUpperNodeTab(cps);
                     }
                     canvas.repaint();
                 }
@@ -475,21 +428,16 @@ public class GUI<E> implements CategoryListener {
         String cntrlCDown = "controlC";
         inputMap.put(KeyStroke.getKeyStroke("control C"), cntrlCDown);
         AbstractAction controlC = new AbstractAction() {
-
             private static final long serialVersionUID = 1L;
 
             @Override
             public void actionPerformed(ActionEvent e) {
-                if (tabbedPane.getMousePosition() != null) {
-                    tabTemp = tabbedPane;
-                } else {
-                    tabTemp = tabbedPane2;
-                }
+                chooseTabTemp();
+
+                JScrollPane scrollPane = getScrollPaneFromTabbedPane();
                 if (!model.getSelectedCpsObjects().isEmpty()) {
-                    if (((JScrollPane) tabTemp.getSelectedComponent()).getViewport()
-                            .getComponent(0) instanceof UpperNodeCanvas)
-                        controller.copy(((UpperNodeCanvas) ((JScrollPane) tabTemp.getSelectedComponent()).getViewport()
-                                .getComponent(0)).upperNode);
+                    if (scrollPane.getViewport().getComponent(0) instanceof UpperNodeCanvas)
+                        controller.copy(((UpperNodeCanvas) scrollPane.getViewport().getComponent(0)).upperNode);
                     else
                         controller.copy(null);
                     if (!model.getClipboradObjects().isEmpty()) {
@@ -503,7 +451,6 @@ public class GUI<E> implements CategoryListener {
         String cntrlVDown = "controlV";
         inputMap.put(KeyStroke.getKeyStroke("control V"), cntrlVDown);
         AbstractAction controlV = new AbstractAction() {
-
             private static final long serialVersionUID = 1L;
 
             @Override
@@ -517,16 +464,17 @@ public class GUI<E> implements CategoryListener {
                             tabTemp = tabbedPane2;
                         }
                     }
-                    if (tabTemp != null && ((JScrollPane) tabTemp.getSelectedComponent()).getViewport()
-                            .getComponent(0) instanceof UpperNodeCanvas) {
+
+                    JScrollPane scrollPane = getScrollPaneFromTabbedPane();
+                    Component canvasOrUpperNodeCanvas = scrollPane.getViewport().getComponent(0);
+
+                    if (tabTemp != null && canvasOrUpperNodeCanvas instanceof UpperNodeCanvas) {
 
                         controller.paste(
-                                ((UpperNodeCanvas) ((JScrollPane) tabTemp.getSelectedComponent()).getViewport()
-                                        .getComponent(0)).upperNode,
-                                ((JScrollPane) tabTemp.getSelectedComponent()).getViewport().getComponent(0)
-                                        .getMousePosition());
+                                ((UpperNodeCanvas) canvasOrUpperNodeCanvas).upperNode,
+                                canvasOrUpperNodeCanvas.getMousePosition());
                         unitGraph.update(model.getSelectedCpsObjects());
-                        ((JScrollPane) tabTemp.getSelectedComponent()).getViewport().getComponent(0).repaint();
+                        scrollPane.getViewport().getComponent(0).repaint();
                     } else {
                         controller.paste(null, canvas.getMousePosition());
                         unitGraph.update(model.getSelectedCpsObjects());
@@ -549,18 +497,15 @@ public class GUI<E> implements CategoryListener {
 
             @Override
             public void actionPerformed(ActionEvent e) {
-                if (tabbedPane.getMousePosition() != null) {
-                    tabTemp = tabbedPane;
-                } else {
-                    tabTemp = tabbedPane2;
-                }
+                chooseTabTemp();
+
+                JScrollPane scrollPane = getScrollPaneFromTabbedPane();
                 if (!model.getSelectedCpsObjects().isEmpty()) {
-                    if (((JScrollPane) tabTemp.getSelectedComponent()).getViewport()
-                            .getComponent(0) instanceof UpperNodeCanvas)
-                        controller.cut(((UpperNodeCanvas) ((JScrollPane) tabTemp.getSelectedComponent()).getViewport()
-                                .getComponent(0)).upperNode);
-                    else
+                    if (scrollPane.getViewport().getComponent(0) instanceof UpperNodeCanvas) {
+                        controller.cut(((UpperNodeCanvas) scrollPane.getViewport().getComponent(0)).upperNode);
+                    } else {
                         controller.cut(null);
+                    }
                     if (!model.getClipboradObjects().isEmpty()) {
                         canvas.itemPaste.setEnabled(true);
                     }
@@ -672,15 +617,17 @@ public class GUI<E> implements CategoryListener {
         sizeSlider.setMaximum(115);
         sizeSlider.addChangeListener(changeEvent -> {
             controller.setScale(sizeSlider.getValue());
-            if (((JScrollPane) tabbedPane.getSelectedComponent()).getViewport()
+
+            JScrollPane scrollPane = getScrollPaneFromTabbedPane();
+
+            if (scrollPane.getViewport()
                     .getComponent(0) instanceof UpperNodeCanvas) {
-                ((JScrollPane) tabbedPane.getSelectedComponent()).getViewport().getComponent(0).repaint();
+                scrollPane.getViewport().getComponent(0).repaint();
             } else {
                 canvas.repaint();
             }
-            if (!initSplit && ((JScrollPane) tabbedPane2.getSelectedComponent()).getViewport()
-                    .getComponent(0) instanceof UpperNodeCanvas) {
-                ((JScrollPane) tabbedPane2.getSelectedComponent()).getViewport().getComponent(0).repaint();
+            if (!initSplit && scrollPane.getViewport().getComponent(0) instanceof UpperNodeCanvas) {
+                scrollPane.getViewport().getComponent(0).repaint();
             } else {
                 canvas.repaint();
             }
@@ -729,15 +676,15 @@ public class GUI<E> implements CategoryListener {
         mnNewMenuView.add(mntmBackground);
 
         mntmBackground.addActionListener(actionEvent -> {
-            if (((JScrollPane) tabbedPane.getSelectedComponent()).getViewport()
-                    .getComponent(0) instanceof MyCanvas) {
+            tabTemp = tabbedPane;
+            JScrollPane scrollPane = getScrollPaneFromTabbedPane();
+
+            if (scrollPane.getViewport().getComponent(0) instanceof MyCanvas) {
                 BackgroundPopUp backgroundDialog = new BackgroundPopUp(model, controller, canvas, null);
                 backgroundDialog.setDefaultCloseOperation(JDialog.DISPOSE_ON_CLOSE);
                 backgroundDialog.setVisible(true);
-            } else if (((JScrollPane) tabbedPane.getSelectedComponent()).getViewport()
-                    .getComponent(0) instanceof UpperNodeCanvas) {
-                UpperNodeCanvas uNodeCanvas = (UpperNodeCanvas) (((JScrollPane) tabbedPane.getSelectedComponent())
-                        .getViewport().getComponent(0));
+            } else if (scrollPane.getViewport().getComponent(0) instanceof UpperNodeCanvas) {
+                UpperNodeCanvas uNodeCanvas = (UpperNodeCanvas) (scrollPane.getViewport().getComponent(0));
                 BackgroundPopUp backgroundDialog = new BackgroundPopUp(model, controller, null,
                         uNodeCanvas.upperNode);
                 backgroundDialog.setDefaultCloseOperation(JDialog.DISPOSE_ON_CLOSE);
@@ -1162,8 +1109,11 @@ public class GUI<E> implements CategoryListener {
                         updCon.getActualCps().setName(temp.toString());
                         // Update of name on the tab in the tab section
                         for (int index = 4; index < tabbedPane.getTabCount(); index++) {
-                            UpperNodeCanvas unc = ((UpperNodeCanvas) ((JScrollPane) tabbedPane.getComponent(index))
-                                    .getViewport().getComponent(0));
+                            tabTemp = tabbedPane;
+                            JScrollPane scrollPane = getScrollPaneFromTabbedPane();
+
+                            UpperNodeCanvas unc = ((UpperNodeCanvas) scrollPane.getViewport().getComponent(0));
+
                             if (unc.upperNode.getId() == updCon.getActualCps().getId()) {
                                 tabbedPane.setTitleAt(index, unc.upperNode.getName());
                                 tabbedPane.updateUI();
@@ -1276,15 +1226,13 @@ public class GUI<E> implements CategoryListener {
             public void mouseReleased(MouseEvent e) {
                 try {
                     if (dragging) {
-                        if (tabbedPane.getMousePosition() != null) {
-                            tabTemp = tabbedPane;
-                        } else {
-                            tabTemp = tabbedPane2;
-                        }
-                        if (((JScrollPane) tabTemp.getSelectedComponent()).getViewport()
-                                .getComponent(0) instanceof UpperNodeCanvas) {
-                            UpperNodeCanvas unc = ((UpperNodeCanvas) ((JScrollPane) tabTemp.getSelectedComponent())
-                                    .getViewport().getComponent(0));
+                        chooseTabTemp();
+
+                        JScrollPane scrollPane = getScrollPaneFromTabbedPane();
+                        Component canvasOrUpperNodeCanvas = scrollPane.getViewport().getComponent(0);
+
+                        if (canvasOrUpperNodeCanvas instanceof UpperNodeCanvas) {
+                            UpperNodeCanvas unc = (UpperNodeCanvas) canvasOrUpperNodeCanvas;
 
                             int x = (int) unc.getMousePosition().getX() + 16;
                             int y = (int) unc.getMousePosition().getY() + 16;
@@ -1798,7 +1746,8 @@ public class GUI<E> implements CategoryListener {
 
         splitPane.setLeftComponent(scrollPane1);
         splitPaneCanvasConsole.setLeftComponent(tabbedPane);
-        tabbedPane.addTab("View", canvasSP);
+        tabbedPane.addTab("View", canvasTP);
+        canvasTP.addTab("Main Grid", canvasSP);
         tabbedPane.addTab("Statistics", statScrollPane);
         tabbedPane.addTab("Holon", holonCanvas);
         flexPane = new FlexiblePane(controller);
@@ -2066,18 +2015,16 @@ public class GUI<E> implements CategoryListener {
      */
     private void openNewUpperNodeTab() {
         // is the uppernode on tabbedPane or tabbedPane2
-        if (tabbedPane.getMousePosition() != null) {
-            tabTemp = tabbedPane;
-        } else {
-            tabTemp = tabbedPane2;
-        }
-        if (((JScrollPane) tabTemp.getSelectedComponent()).getViewport().getComponent(0) instanceof MyCanvas) {
+        // TODO: hier upper node
+        chooseTabTemp();
+
+        JScrollPane scrollPane = getScrollPaneFromTabbedPane();
+        if (scrollPane.getViewport().getComponent(0) instanceof MyCanvas) {
             unc = new UpperNodeCanvas(model, controller, unitGraph, (CpsUpperNode) temp, "");
 
         } else {
             unc = new UpperNodeCanvas(model, controller, unitGraph, (CpsUpperNode) temp,
-                    ((UpperNodeCanvas) ((JScrollPane) tabTemp.getSelectedComponent()).getViewport()
-                            .getComponent(0)).path + " -> ");
+                    ((UpperNodeCanvas) scrollPane.getViewport().getComponent(0)).path + " -> ");
         }
         unc.setShowedInformation(canvas.getShowedInformation());
 
@@ -2107,13 +2054,12 @@ public class GUI<E> implements CategoryListener {
                     hideScrollGraph();
                     holonEleNamesDisplayed = Languages.getLanguage()[25];
                     elementGraph.setText(holonEleNamesDisplayed);
-                    if (tabbedPane.getMousePosition() != null) {
-                        tabTemp = tabbedPane;
-                    } else {
-                        tabTemp = tabbedPane2;
-                    }
-                    temp = ((UpperNodeCanvas) ((JScrollPane) tabTemp.getSelectedComponent()).getViewport()
-                            .getComponent(0)).tempCps;
+
+                    chooseTabTemp();
+
+                    // TODO: look into: why MyCanvas?
+                    JScrollPane scrollPane1 = getScrollPaneFromTabbedPane();
+                    temp = ((UpperNodeCanvas) scrollPane1.getViewport().getComponent(0)).tempCps;
                     if (doubleClick() && MouseEvent.BUTTON3 != e.getButton() && temp instanceof CpsUpperNode) {
                         openNewUpperNodeTab();
                     }
@@ -2194,7 +2140,82 @@ public class GUI<E> implements CategoryListener {
                 ((UpperNodeCanvas) pane).upperNode = (CpsUpperNode) temp;
             }
         }
+    }
 
+
+    /**
+     * Removes UpperNodeTab if UpperNode was deleted
+     *
+     * @param cps the CPS object that is currently selected
+     */
+    private void removeUpperNodeTab(AbstractCpsObject cps) {
+        // TODO: hier upper node
+        if (cps instanceof CpsUpperNode) {
+            boolean splitView = false;
+            for (int i = 4; i < tabbedPane.getTabCount(); i++) {
+                if (tabbedPane.getComponentAt(i) == null) {
+                    splitView = true;
+                } else if (((UpperNodeCanvas) ((JScrollPane) tabbedPane.getComponentAt(i))
+                        .getViewport().getComponent(0)).upperNode.getId() == cps.getId()) {
+                    ((ButtonTabComponent) tabbedPane.getTabComponentAt(i)).removeTabs();
+                    break;
+                }
+            }
+            // If SplitView is on and the view on
+            // tabbedPane2 is the deleted upperNode
+            try {
+                if (splitView
+                        && ((UpperNodeCanvas) ((JScrollPane) tabbedPane2.getSelectedComponent())
+                        .getViewport().getComponent(0)).upperNode.getId() == cps.getId()) {
+                    ((ButtonTabComponent) tabbedPane
+                            .getTabComponentAt(tabbedPane2.getSelectedIndex())).removeTabs();
+                }
+            } catch (Exception e2) {
+            }
+        }
+    }
+
+
+    /**
+     * chooses whether to set the tabTemp to tabbedPane or tabbedPane2
+     */
+    private void chooseTabTemp() {
+        // is the uppernode on tabbedPane or tabbedPane2
+        if (tabbedPane.getMousePosition() != null) {
+            tabTemp = tabbedPane;
+        } else {
+            tabTemp = tabbedPane2;
+        }
+    }
+
+    private JScrollPane getScrollPaneFromTabbedPane(JTabbedPane tabbedPane, int index) {
+        tabTemp = tabbedPane;
+        return getScrollPaneFromTabbedPane(index);
+    }
+
+    private JScrollPane getScrollPaneFromTabbedPane(JTabbedPane tabbedPane) {
+        return getScrollPaneFromTabbedPane(tabbedPane, -1);
+    }
+
+    private JScrollPane getScrollPaneFromTabbedPane() {
+        return getScrollPaneFromTabbedPane(-1);
+    }
+
+    private JScrollPane getScrollPaneFromTabbedPane(int index) {
+        Component upperLevelSelectedComponent;
+        if (index == -1) {
+            upperLevelSelectedComponent = tabTemp.getSelectedComponent();
+        } else {
+            upperLevelSelectedComponent = tabTemp.getComponentAt(index);
+        }
+
+        if (upperLevelSelectedComponent instanceof JTabbedPane) {
+            return (JScrollPane) ((JTabbedPane) upperLevelSelectedComponent).getSelectedComponent();
+        } else if (upperLevelSelectedComponent instanceof JScrollPane) {
+            return (JScrollPane) upperLevelSelectedComponent;
+        } else {
+            return null;
+        }
     }
 
     /**