added helper function to create 74xx circuits

src/main/java/de/neemann/digital/gui/Main.java

@@ -19,6 +19,7 @@ import de.neemann.digital.draw.library.ElementLibrary;
 import de.neemann.digital.draw.library.ElementNotFoundException;
 import de.neemann.digital.draw.model.ModelCreator;
 import de.neemann.digital.draw.model.RealTimeClock;
+import de.neemann.digital.draw.shapes.Drawable;
 import de.neemann.digital.draw.shapes.ShapeFactory;
 import de.neemann.digital.gui.components.*;
 import de.neemann.digital.gui.components.data.DataSetDialog;
@@ -570,6 +571,7 @@ public final class Main extends JFrame implements ClosingWindowListener.ConfirmS
         edit.add(orderInputs.createJMenuItem());
         edit.add(orderOutputs.createJMenuItem());
         edit.add(orderMeasurements.createJMenuItem());
+        edit.add(createSpecialEditMenu());
         edit.addSeparator();
 
         JMenuItem copyItem = new JMenuItem(circuitComponent.getCopyAction());
@@ -586,6 +588,40 @@ public final class Main extends JFrame implements ClosingWindowListener.ConfirmS
         edit.add(editSettings.createJMenuItem());
     }
 
+    private JMenu createSpecialEditMenu() {
+        JMenu special = new JMenu(Lang.get("menu_special"));
+        special.add(new ToolTipAction(Lang.get("menu_addPrefix")) {
+            @Override
+            public void actionPerformed(ActionEvent actionEvent) {
+                String prefix = JOptionPane.showInputDialog(Lang.get("menu_addPrefix"));
+
+                if (prefix != null && prefix.length() > 0) {
+                    boolean modified=false;
+                    for (Drawable d : circuitComponent.getHighLighted()) {
+                        if (d instanceof VisualElement) {
+                            VisualElement v = (VisualElement) d;
+                            if (v.equalsDescription(In.DESCRIPTION) || v.equalsDescription(Out.DESCRIPTION)) {
+                                ElementAttributes attr = v.getElementAttributes();
+                                String l = prefix + attr.getLabel();
+                                attr.set(Keys.LABEL, l);
+                                modified=true;
+                            }
+                        }
+                    }
+                    if (modified)
+                        circuitComponent.hasChanged();
+                }
+            }
+        }.setToolTip(Lang.get("menu_addPrefix_tt")).createJMenuItem());
+        special.add(new ToolTipAction(Lang.get("menu_numbering")) {
+            @Override
+            public void actionPerformed(ActionEvent actionEvent) {
+                new NumberingWizard(Main.this, circuitComponent).start();
+            }
+        }.setToolTip(Lang.get("menu_numbering_tt")).createJMenuItem());
+        return special;
+    }
+
     /**
      * Creates the start menu
      *

src/main/java/de/neemann/digital/gui/NumberingWizard.java

@@ -0,0 +1,74 @@
+package de.neemann.digital.gui;
+
+import de.neemann.digital.core.element.Keys;
+import de.neemann.digital.core.io.In;
+import de.neemann.digital.core.io.Out;
+import de.neemann.digital.draw.elements.VisualElement;
+import de.neemann.digital.gui.components.CircuitComponent;
+import de.neemann.digital.lang.Lang;
+
+import javax.swing.*;
+import java.awt.event.WindowAdapter;
+import java.awt.event.WindowEvent;
+
+/**
+ * Wizard for pin numbering
+ * Created by hneemann on 14.05.17.
+ */
+public class NumberingWizard extends JDialog implements CircuitComponent.WizardNotification {
+    private final CircuitComponent circuitComponent;
+    private final JLabel label;
+    private int pinNumber;
+
+    /**
+     * Creates a new instance
+     * @param parent the parent frame
+     * @param circuitComponent the component used to select the inputs and outputs
+     */
+    public NumberingWizard(JFrame parent, CircuitComponent circuitComponent) {
+        super(parent, Lang.get("msg_numberingWizard"), false);
+        setDefaultCloseOperation(DISPOSE_ON_CLOSE);
+        this.circuitComponent = circuitComponent;
+        pinNumber = 0;
+        label = new JLabel("________________");
+        getContentPane().add(label);
+
+        addWindowListener(new WindowAdapter() {
+            @Override
+            public void windowClosed(WindowEvent windowEvent) {
+                circuitComponent.deactivateWizard();
+            }
+        });
+        pack();
+        incPinNumber();
+        setAlwaysOnTop(true);
+        setLocation(parent.getLocation());
+    }
+
+    private void incPinNumber() {
+        pinNumber++;
+        label.setText(Lang.get("msg_pin_N", pinNumber));
+    }
+
+    /**
+     * Start the wizard
+     */
+    public void start() {
+        setVisible(true);
+        circuitComponent.activateWizard(this);
+    }
+
+    @Override
+    public void notify(VisualElement clicked) {
+        if (clicked.equalsDescription(In.DESCRIPTION) || clicked.equalsDescription(Out.DESCRIPTION)) {
+            clicked.getElementAttributes().set(Keys.PINNUMBER, pinNumber);
+            incPinNumber();
+            circuitComponent.hasChanged();
+        }
+    }
+
+    @Override
+    public void closed() {
+        dispose();
+    }
+}

src/main/java/de/neemann/digital/gui/components/CircuitComponent.java

@@ -763,6 +763,20 @@ public class CircuitComponent extends JComponent implements Circuit.ChangedListe
         public void escapePressed() {
         }
     }
+
+
+    private VisualElement getVisualElement(Vector pos, boolean includeText) {
+        VisualElement vp = null;
+        List<VisualElement> list = circuit.getElementListAt(pos, includeText);
+        if (list.size() == 1)
+            vp = list.get(0);
+        else if (list.size() > 1) {
+            ItemPicker<VisualElement> picker = new ItemPicker<>(CircuitComponent.this, list);
+            vp = picker.select();
+        }
+        return vp;
+    }
+
     //CHECKSTYLE.ON: FinalClass
 
     private final class MouseControllerNormal extends MouseController {
@@ -773,18 +787,6 @@ public class CircuitComponent extends JComponent implements Circuit.ChangedListe
             super(cursor);
         }
 
-        private VisualElement getVisualElement(Vector pos, boolean includeText) {
-            VisualElement vp = null;
-            List<VisualElement> list = circuit.getElementListAt(pos, includeText);
-            if (list.size() == 1)
-                vp = list.get(0);
-            else if (list.size() > 1) {
-                ItemPicker<VisualElement> picker = new ItemPicker<>(CircuitComponent.this, list);
-                vp = picker.select();
-            }
-            return vp;
-        }
-
         @Override
         void clicked(MouseEvent e) {
             Vector pos = getPosVector(e);
@@ -1400,4 +1402,65 @@ public class CircuitComponent extends JComponent implements Circuit.ChangedListe
         }
     }
 
+    /**
+     * Activate a wizard
+     *
+     * @param wizardNotification the wizard notification
+     */
+    public void activateWizard(WizardNotification wizardNotification) {
+        new MouseControllerWizard(wizardNotification).activate();
+    }
+
+    /**
+     * Deactivate a wizard
+     */
+    public void deactivateWizard() {
+        if (activeMouseController instanceof MouseControllerWizard) {
+            MouseControllerWizard mcw = (MouseControllerWizard) activeMouseController;
+            mcw.wizardNotification.closed();
+        }
+        mouseNormal.activate();
+    }
+
+    private final class MouseControllerWizard extends MouseController {
+
+        private final WizardNotification wizardNotification;
+
+        private MouseControllerWizard(WizardNotification wizardNotification) {
+            super(new Cursor(Cursor.CROSSHAIR_CURSOR));
+            this.wizardNotification = wizardNotification;
+        }
+
+        @Override
+        void clicked(MouseEvent e) {
+            Vector pos = getPosVector(e);
+            VisualElement vp = getVisualElement(pos, true);
+            if (vp != null)
+                wizardNotification.notify(vp);
+        }
+
+        @Override
+        public void escapePressed() {
+            wizardNotification.closed();
+            mouseNormal.activate();
+        }
+    }
+
+    /**
+     * Interface to interact with wizards
+     */
+    public interface WizardNotification {
+        /**
+         * Called if an element is clicked
+         *
+         * @param clicked the element clicked
+         */
+        void notify(VisualElement clicked);
+
+        /**
+         * Called if the wizard is to close
+         */
+        void closed();
+    }
+
 }

src/main/java/de/neemann/gui/LineBreaker.java

@@ -58,6 +58,9 @@ public class LineBreaker {
         if (text == null)
             return null;
 
+        if (text.startsWith("<html>"))
+            return text;
+
         for (int i = 0; i < indent - label.length(); i++)
             outText.append(" ");
 

src/main/java/de/neemann/gui/ToolTipAction.java

@@ -55,7 +55,7 @@ public abstract class ToolTipAction extends AbstractAction {
      * @return this for call chaining
      */
     public ToolTipAction setToolTip(String text) {
-        this.toolTipText = text;
+        this.toolTipText = new LineBreaker().toHTML().breakLines(text);
         return this;
     }
 

src/main/resources/lang/lang_de.xml

@@ -774,6 +774,14 @@ Sind evtl. die Namen der Variablen nicht eindeutig?</string>
     <string name="menu_treeSelect">Baumansicht der Bauteile</string>
     <string name="menu_treeSelect_tt">Zeigt am linken Rand des Fensters eine Baumansicht der verfügbaren Bauteile.</string>
 
+    <string name="menu_special">Sonderfunktionen 74xx</string>
+    <string name="menu_addPrefix">IO-Präfix</string>
+    <string name="menu_addPrefix_tt">Alle selektierten Eingänge und Ausgänge mit einem Präfix versehen.
+        Kann verwendet werden um die Bezeichnung der Ein- und Ausgänge nach dem Kopieren anzupassen.
+        Dies vereinfacht die Erzeugung von 74xx Schaltungen.</string>
+    <string name="menu_numbering">Pinnummerierung</string>
+    <string name="menu_numbering_tt">Wizard zur einfachen Nummerierung der Pins.</string>
+
     <string name="message">Digital
 
 Ein einfacher Simulator für digitale Schaltkreise.
@@ -827,6 +835,7 @@ Die Icons stammen aus dem Tango Desktop Project.</string>
         Das kopieren von Elementen und die Konfiguration von Dioden und FG-FETs mit der Taste [P] ist auch im gesperrten Zustand möglich.</string>
     <string name="msg_speedTestError">Fehler bei der Ausführung des Geschwindigkeitstests!</string>
     <string name="msg_pin_N">Pin {0}</string>
+    <string name="msg_numberingWizard">Nummerierungshilfe</string>
 
     <string name="ok">Ok</string>
     <string name="rot_0">0°</string>

src/main/resources/lang/lang_en.xml

@@ -765,6 +765,14 @@ The names of the variables may not be unique.</string>
     <string name="menu_treeSelect">Component Tree View</string>
     <string name="menu_treeSelect_tt">Shows a tree view of available components at the left side.</string>
 
+    <string name="menu_special">Special 74xx Funtions</string>
+    <string name="menu_addPrefix">Add IO-Prefix</string>
+    <string name="menu_addPrefix_tt">A prefix is added to all selected inputs and outputs.
+        Is used to simplify the doubling of circuits within a 74xx circuit.</string>
+    <string name="menu_numbering">Pin Numbering</string>
+    <string name="menu_numbering_tt">Wizard to apply pin numbers to the inputs and outputs.</string>
+
+
     <string name="message">Digital
 
 A simple simulator for digital circuits.
@@ -817,6 +825,7 @@ The icons are taken from the Tango Desktop Project.</string>
         However, copying of components and the configuration of diodes and FG-FETs with the [P] key is also possible in the locked mode.</string>
     <string name="msg_speedTestError">Error during speed test!</string>
     <string name="msg_pin_N">Pin {0}</string>
+    <string name="msg_numberingWizard">Numbering Wizard</string>
 
     <string name="ok">Ok</string>
     <string name="rot_0">0°</string>