better tooltips for undo and redo

src/main/java/de/neemann/digital/draw/elements/ElementOrder.java

@@ -1,8 +1,9 @@
 package de.neemann.digital.draw.elements;
 
-import de.neemann.digital.core.element.ElementTypeDescription;
 import de.neemann.digital.gui.components.CircuitComponent;
 import de.neemann.digital.gui.components.ElementOrderer;
+import de.neemann.digital.gui.components.modification.Modification;
+import de.neemann.digital.gui.components.modification.Modifications;
 
 import java.util.ArrayList;
 
@@ -15,30 +16,17 @@ import java.util.ArrayList;
 public class ElementOrder implements ElementOrderer.OrderInterface<String> {
 
     private final ArrayList<Entry> entries;
-    private final ArrayList<VisualElement> elements;
+    private final Modifications.Builder modifications;
-    private final CircuitComponent circuitComponent;
-
-    /**
-     * Creates a new instance
-     *
-     * @param circuitComponent the circuit witch components are to order
-     * @param description      the description of the elements to order
-     */
-    public ElementOrder(CircuitComponent circuitComponent, ElementTypeDescription description) {
-        this(circuitComponent, element -> {
-            return element.equalsDescription(description);
-        });
-    }
 
     /**
      * Creates a new instance
      *
      * @param circuitComponent the circuitComponent witch components are to order
      * @param filter           the filter to select the entries to order
+     * @param name             name of modification
      */
-    public ElementOrder(CircuitComponent circuitComponent, ElementFilter filter) {
+    public ElementOrder(CircuitComponent circuitComponent, ElementFilter filter, String name) {
-        this.circuitComponent = circuitComponent;
+        ArrayList<VisualElement> elements = circuitComponent.getCircuit().getElements();
-        this.elements = circuitComponent.getCircuit().getElements();
         entries = new ArrayList<>();
         for (int i = 0; i < elements.size(); i++)
             if (filter.accept(elements.get(i))) {
@@ -46,6 +34,7 @@ public class ElementOrder implements ElementOrderer.OrderInterface<String> {
                 if (n != null && n.length() > 0)
                     entries.add(new Entry(i, n));
             }
+        modifications = new Modifications.Builder(name);
     }
 
     @Override
@@ -71,13 +60,21 @@ public class ElementOrder implements ElementOrderer.OrderInterface<String> {
         entries.set(i, entries.get(j));
         entries.set(j, x);
 
-        circuitComponent.modify(circuit -> {
+        modifications.add(circuit -> {
+            ArrayList<VisualElement> elements = circuit.getElements();
             VisualElement y = elements.get(index1);
             elements.set(index1, elements.get(index2));
             elements.set(index2, y);
         });
     }
 
+    /**
+     * @return the modification
+     */
+    public Modification getModifications() {
+        return modifications.build();
+    }
+
     private final static class Entry {
         private int i;
         private final String name;

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

@@ -27,6 +27,7 @@ import de.neemann.digital.gui.components.data.DataSetDialog;
 import de.neemann.digital.gui.components.expression.ExpressionDialog;
 import de.neemann.digital.gui.components.modification.Modifications;
 import de.neemann.digital.gui.components.modification.ModifyAttribute;
+import de.neemann.digital.gui.components.modification.ModifyMeasurementOrdering;
 import de.neemann.digital.gui.components.table.TableDialog;
 import de.neemann.digital.gui.components.testing.TestResultDialog;
 import de.neemann.digital.gui.components.tree.LibraryTreeModel;
@@ -509,8 +510,10 @@ public final class Main extends JFrame implements ClosingWindowListener.ConfirmS
             public void actionPerformed(ActionEvent e) {
                 ElementOrder o = new ElementOrder(circuitComponent,
                         element -> element.equalsDescription(In.DESCRIPTION)
-                                || element.equalsDescription(Clock.DESCRIPTION));
+                                || element.equalsDescription(Clock.DESCRIPTION),
-                new ElementOrderer<>(Main.this, Lang.get("menu_orderInputs"), o).showDialog();
+                        Lang.get("menu_orderInputs"));
+                if (new ElementOrderer<>(Main.this, Lang.get("menu_orderInputs"), o).addOkButton().showDialog())
+                    circuitComponent.modify(o.getModifications());
             }
         }.setToolTip(Lang.get("menu_orderInputs_tt"));
 
@@ -519,8 +522,10 @@ public final class Main extends JFrame implements ClosingWindowListener.ConfirmS
             public void actionPerformed(ActionEvent e) {
                 ElementOrder o = new ElementOrder(circuitComponent,
                         element -> element.equalsDescription(Out.DESCRIPTION)
-                                || element.equalsDescription(Out.LEDDESCRIPTION));
+                                || element.equalsDescription(Out.LEDDESCRIPTION),
-                new ElementOrderer<>(Main.this, Lang.get("menu_orderOutputs"), o).showDialog();
+                        Lang.get("menu_orderOutputs"));
+                if (new ElementOrderer<>(Main.this, Lang.get("menu_orderOutputs"), o).addOkButton().showDialog())
+                    circuitComponent.modify(o.getModifications());
             }
         }.setToolTip(Lang.get("menu_orderOutputs_tt"));
 
@@ -604,6 +609,9 @@ public final class Main extends JFrame implements ClosingWindowListener.ConfirmS
             }
         }.setToolTip(Lang.get("menu_insertAsNew_tt"));
 
+        edit.add(circuitComponent.getUndoAction().createJMenuItemNoIcon());
+        edit.add(circuitComponent.getRedoAction().createJMenuItemNoIcon());
+        edit.addSeparator();
         edit.add(editAttributes.createJMenuItem());
         edit.add(actualToDefault.createJMenuItem());
         edit.add(restoreAllFuses.createJMenuItem());
@@ -631,7 +639,7 @@ public final class Main extends JFrame implements ClosingWindowListener.ConfirmS
                 if (!circuitComponent.isLocked()) {
                     String prefix = showInputDialog(Lang.get("menu_addPrefix"));
                     if (prefix != null && prefix.length() > 0) {
-                        Modifications.Builder builder = new Modifications.Builder();
+                        Modifications.Builder builder = new Modifications.Builder(Lang.get("menu_addPrefix"));
                         for (Drawable d : circuitComponent.getHighLighted()) {
                             if (d instanceof VisualElement) {
                                 VisualElement v = (VisualElement) d;
@@ -651,7 +659,7 @@ public final class Main extends JFrame implements ClosingWindowListener.ConfirmS
             @Override
             public void actionPerformed(ActionEvent actionEvent) {
                 if (!circuitComponent.isLocked()) {
-                    Modifications.Builder builder = new Modifications.Builder();
+                    Modifications.Builder builder = new Modifications.Builder(Lang.get("menu_removePrefix"));
                     for (Drawable d : circuitComponent.getHighLighted()) {
                         if (d instanceof VisualElement) {
                             VisualElement v = (VisualElement) d;
@@ -678,7 +686,7 @@ public final class Main extends JFrame implements ClosingWindowListener.ConfirmS
             @Override
             public void actionPerformed(ActionEvent actionEvent) {
                 if (!circuitComponent.isLocked()) {
-                    Modifications.Builder builder = new Modifications.Builder();
+                    Modifications.Builder builder = new Modifications.Builder(Lang.get("menu_removePinNumbers"));
                     for (VisualElement v : circuitComponent.getCircuit().getElements()) {
                         if (v.equalsDescription(In.DESCRIPTION)
                                 || v.equalsDescription(Clock.DESCRIPTION)
@@ -886,7 +894,7 @@ public final class Main extends JFrame implements ClosingWindowListener.ConfirmS
             if (new ElementOrderer<>(Main.this, Lang.get("menu_orderMeasurements"), o)
                     .addOkButton()
                     .showDialog()) {
-                circuitComponent.modify(circuit -> circuit.setMeasurementOrdering(names));
+                circuitComponent.modify(new ModifyMeasurementOrdering(names));
             }
         } catch (NodeException | PinException | ElementNotFoundException | RuntimeException e) {
             showErrorAndStopModel(Lang.get("msg_errorCreatingModel"), e);

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

@@ -146,14 +146,14 @@ public class CircuitComponent extends JComponent implements Circuit.ChangedListe
             public void actionPerformed(ActionEvent actionEvent) {
                 undo();
             }
-        }.setToolTip(Lang.get("menu_undo_tt")).setAcceleratorCTRLplus('Z').enableAcceleratorIn(this);
+        }.setToolTipProvider(this::getUndoToolTip).setToolTip(Lang.get("menu_undo_tt")).setAcceleratorCTRLplus('Z').enableAcceleratorIn(this);
 
         redoAction = new ToolTipAction(Lang.get("menu_redo"), ICON_REDO) {
             @Override
             public void actionPerformed(ActionEvent actionEvent) {
                 redo();
             }
-        }.setToolTip(Lang.get("menu_redo_tt")).setAcceleratorCTRLplus('Y').enableAcceleratorIn(this);
+        }.setToolTipProvider(this::getRedoToolTip).setToolTip(Lang.get("menu_redo_tt")).setAcceleratorCTRLplus('Y').enableAcceleratorIn(this);
 
         new ToolTipAction("Escape") {
             @Override
@@ -326,7 +326,7 @@ public class CircuitComponent extends JComponent implements Circuit.ChangedListe
     public void editCircuitAttributes(Component parent) {
         ElementAttributes modifiedAttributes = new AttributeDialog(parent, ATTR_LIST, circuit.getAttributes()).showDialog();
         if (modifiedAttributes != null)
-            modify(circuit -> circuit.getAttributes().getValuesFrom(modifiedAttributes));
+            modify(new ModifyCircuitAttributes(modifiedAttributes));
     }
 
     /**
@@ -386,6 +386,13 @@ public class CircuitComponent extends JComponent implements Circuit.ChangedListe
         }
     }
 
+    private String getUndoToolTip() {
+        if (undoPosition > 0)
+            return Lang.get("mod_undo_N", modifications.get(undoPosition - 1).toString());
+        else
+            return Lang.get("menu_undo_tt");
+    }
+
     /**
      * redo last undo
      */
@@ -400,6 +407,12 @@ public class CircuitComponent extends JComponent implements Circuit.ChangedListe
         }
     }
 
+    private String getRedoToolTip() {
+        if (undoPosition < modifications.size())
+            return Lang.get("mod_redo_N", modifications.get(undoPosition).toString());
+        else
+            return Lang.get("menu_redo_tt");
+    }
 
     /**
      * @return the main frame
@@ -873,7 +886,7 @@ public class CircuitComponent extends JComponent implements Circuit.ChangedListe
      */
     public void actualToDefault() {
         if (!isLocked()) {
-            Modifications.Builder builder = new Modifications.Builder();
+            Modifications.Builder builder = new Modifications.Builder(Lang.get("menu_actualToDefault"));
             for (VisualElement ve : circuit.getElements())
                 if (ve.equalsDescription(In.DESCRIPTION)) {
                     ObservableValue ov = ((InputShape) ve.getShape()).getObservableValue();
@@ -892,7 +905,7 @@ public class CircuitComponent extends JComponent implements Circuit.ChangedListe
      * All fuses (diodes) are restored to "not programed" so that they are working again.
      */
     public void restoreAllFuses() {
-        Modifications.Builder builder = new Modifications.Builder();
+        Modifications.Builder builder = new Modifications.Builder(Lang.get("menu_restoreAllFuses"));
         for (VisualElement ve : circuit.getElements())
             if (library.isProgrammable(ve.getElementName())) {
                 if (ve.getElementAttributes().get(Keys.BLOWN))
@@ -1444,7 +1457,7 @@ public class CircuitComponent extends JComponent implements Circuit.ChangedListe
                 if (e.getButton() == MouseEvent.BUTTON3)
                     mouseNormal.activate();
                 else {
-                    modify(new Modifications.Builder()
+                    modify(new Modifications.Builder(Lang.get("mod_insertWire"))
                             .add(new ModifyInsertWire(wire1).checkIfLenZero())
                             .add(new ModifyInsertWire(wire2).checkIfLenZero())
                             .build());
@@ -1710,7 +1723,7 @@ public class CircuitComponent extends JComponent implements Circuit.ChangedListe
         @Override
         void clicked(MouseEvent e) {
             if (elements != null && e.getButton() == 1) {
-                Modifications.Builder builder = new Modifications.Builder();
+                Modifications.Builder builder = new Modifications.Builder(Lang.get("mod_insertCopied"));
                 for (Movable m : elements) {
                     if (m instanceof Wire)
                         builder.add(new ModifyInsertWire((Wire) m));

src/main/java/de/neemann/digital/gui/components/modification/Modification.java

@@ -9,7 +9,7 @@ import de.neemann.digital.draw.elements.Circuit;
 public interface Modification {
 
     /**
-     * Performes a modification on the given circuit
+     * Performs a modification on the given circuit
      *
      * @param circuit the circuit to modify
      */

src/main/java/de/neemann/digital/gui/components/modification/ModificationOfVisualElement.java

@@ -12,26 +12,35 @@ import de.neemann.digital.draw.graphics.Vector;
 public abstract class ModificationOfVisualElement implements Modification {
 
     private final Vector pos;
+    private final String description;
     private final String name;
 
     /**
      * Creates a new instance
      *
-     * @param ve the element to modify
+     * @param ve          the element to modify
+     * @param description description
      */
-    public ModificationOfVisualElement(VisualElement ve) {
+    public ModificationOfVisualElement(VisualElement ve, String description) {
-        this(ve, ve.getPos());
+        this(ve, ve.getPos(), description);
     }
 
     /**
      * Creates a new instance
      *
-     * @param ve         the element to modify
+     * @param ve          the element to modify
-     * @param initialPos the initial position of the element
+     * @param initialPos  the initial position of the element
+     * @param description description
      */
-    public ModificationOfVisualElement(VisualElement ve, Vector initialPos) {
+    public ModificationOfVisualElement(VisualElement ve, Vector initialPos, String description) {
         name = ve.getElementName();
         pos = initialPos;
+        this.description = description;
+    }
+
+    @Override
+    public String toString() {
+        return description;
     }
 
     /**

src/main/java/de/neemann/digital/gui/components/modification/ModificationOfWire.java

@@ -12,28 +12,27 @@ import de.neemann.digital.draw.graphics.Vector;
 public abstract class ModificationOfWire implements Modification {
 
     private final Vector p1;
+    private final String description;
     private final Vector p2;
 
     /**
      * Creates a new instance
      *
-     * @param wire the wire to modify
+     * @param wire        the wire to modify
+     * @param initialPos  the initial position of the wire
+     * @param description description of modification
      */
-    public ModificationOfWire(Wire wire) {
+    public ModificationOfWire(Wire wire, Vector initialPos, String description) {
-        this(wire, wire.p1);
+        this.description = description;
-    }
-
-    /**
-     * Creates a new instance
-     *
-     * @param wire       the wire to modify
-     * @param initialPos the initial position of the wire
-     */
-    public ModificationOfWire(Wire wire, Vector initialPos) {
         p1 = initialPos;
         p2 = initialPos.add(wire.p2.sub(wire.p1));
     }
 
+    @Override
+    public String toString() {
+        return description;
+    }
+
     /**
      * Returns the wire to modify
      *

src/main/java/de/neemann/digital/gui/components/modification/Modifications.java

@@ -10,9 +10,11 @@ import java.util.ArrayList;
  */
 public final class Modifications implements Modification {
     private final ArrayList<Modification> modifications;
+    private final String name;
 
-    private Modifications(ArrayList<Modification> modifications) {
+    private Modifications(ArrayList<Modification> modifications, String name) {
         this.modifications = modifications;
+        this.name = name;
     }
 
     @Override
@@ -21,16 +23,25 @@ public final class Modifications implements Modification {
             m.modify(circuit);
     }
 
+    @Override
+    public String toString() {
+        return name;
+    }
+
     /**
      * The builder to construct an instance
      */
     public static final class Builder {
         private final ArrayList<Modification> list;
+        private final String name;
 
         /**
          * Creates a new instance
+         *
+         * @param name the name of this modification
          */
-        public Builder() {
+        public Builder(String name) {
+            this.name = name;
             list = new ArrayList<>();
         }
 
@@ -58,7 +69,7 @@ public final class Modifications implements Modification {
             if (list.size() == 1)
                 return list.get(0);
             else
-                return new Modifications(list);
+                return new Modifications(list, name);
         }
     }
 }

src/main/java/de/neemann/digital/gui/components/modification/ModifyAttribute.java

@@ -3,6 +3,7 @@ package de.neemann.digital.gui.components.modification;
 import de.neemann.digital.core.element.Key;
 import de.neemann.digital.draw.elements.Circuit;
 import de.neemann.digital.draw.elements.VisualElement;
+import de.neemann.digital.lang.Lang;
 
 /**
  * Modifies an attribute.
@@ -23,7 +24,7 @@ public class ModifyAttribute<VALUE> extends ModificationOfVisualElement {
      * @param value the new value
      */
     public ModifyAttribute(VisualElement ve, Key<VALUE> key, VALUE value) {
-        super(ve);
+        super(ve, Lang.get("mod_setKey_N0_in_element", key.getName()));
         this.key = key;
         this.value = value;
     }

src/main/java/de/neemann/digital/gui/components/modification/ModifyAttributes.java

@@ -3,6 +3,7 @@ package de.neemann.digital.gui.components.modification;
 import de.neemann.digital.core.element.ElementAttributes;
 import de.neemann.digital.draw.elements.Circuit;
 import de.neemann.digital.draw.elements.VisualElement;
+import de.neemann.digital.lang.Lang;
 
 /**
  * Sets all attributes of an element
@@ -19,7 +20,7 @@ public class ModifyAttributes extends ModificationOfVisualElement {
      * @param modified the new attributes
      */
     public ModifyAttributes(VisualElement ve, ElementAttributes modified) {
-        super(ve);
+        super(ve, Lang.get("mod_setAttributes"));
         attributes = modified;
     }
 

src/main/java/de/neemann/digital/gui/components/modification/ModifyCircuitAttributes.java

@@ -0,0 +1,32 @@
+package de.neemann.digital.gui.components.modification;
+
+import de.neemann.digital.core.element.ElementAttributes;
+import de.neemann.digital.draw.elements.Circuit;
+import de.neemann.digital.lang.Lang;
+
+/**
+ * Sets all attributes of a circuit
+ * Created by hneemann on 30.05.17.
+ */
+public class ModifyCircuitAttributes implements Modification {
+    private final ElementAttributes attributes;
+
+    /**
+     * Creates a new instance
+     *
+     * @param attributes the attributes to set
+     */
+    public ModifyCircuitAttributes(ElementAttributes attributes) {
+        this.attributes = attributes;
+    }
+
+    @Override
+    public void modify(Circuit circuit) {
+        circuit.getAttributes().getValuesFrom(attributes);
+    }
+
+    @Override
+    public String toString() {
+        return Lang.get("mod_circuitAttrModified");
+    }
+}

src/main/java/de/neemann/digital/gui/components/modification/ModifyDeleteElement.java

@@ -3,6 +3,7 @@ package de.neemann.digital.gui.components.modification;
 import de.neemann.digital.draw.elements.Circuit;
 import de.neemann.digital.draw.elements.VisualElement;
 import de.neemann.digital.draw.graphics.Vector;
+import de.neemann.digital.lang.Lang;
 
 /**
  * Modifier which deletes an element
@@ -17,7 +18,7 @@ public class ModifyDeleteElement extends ModificationOfVisualElement {
      * @param initialPos its initial position
      */
     public ModifyDeleteElement(VisualElement ve, Vector initialPos) {
-        super(ve, initialPos);
+        super(ve, initialPos, Lang.get("mod_deletedElement"));
     }
 
     @Override

src/main/java/de/neemann/digital/gui/components/modification/ModifyDeleteRect.java

@@ -2,6 +2,7 @@ package de.neemann.digital.gui.components.modification;
 
 import de.neemann.digital.draw.elements.Circuit;
 import de.neemann.digital.draw.graphics.Vector;
+import de.neemann.digital.lang.Lang;
 
 /**
  * Modifier to delete all elements in a given rectangle
@@ -26,4 +27,9 @@ public class ModifyDeleteRect implements Modification {
     public void modify(Circuit circuit) {
         circuit.delete(min, max);
     }
+
+    @Override
+    public String toString() {
+        return Lang.get("mod_deletedSelection");
+    }
 }

src/main/java/de/neemann/digital/gui/components/modification/ModifyDeleteWire.java

@@ -3,6 +3,7 @@ package de.neemann.digital.gui.components.modification;
 import de.neemann.digital.draw.elements.Circuit;
 import de.neemann.digital.draw.elements.Wire;
 import de.neemann.digital.draw.graphics.Vector;
+import de.neemann.digital.lang.Lang;
 
 /**
  * Modifier to delete a wire
@@ -17,7 +18,7 @@ public class ModifyDeleteWire extends ModificationOfWire {
      * @param initialPos its initial position
      */
     public ModifyDeleteWire(Wire wire, Vector initialPos) {
-        super(wire, initialPos);
+        super(wire, initialPos, Lang.get("mod_wireDeleted"));
     }
 
     @Override

src/main/java/de/neemann/digital/gui/components/modification/ModifyInsertElement.java

@@ -2,6 +2,7 @@ package de.neemann.digital.gui.components.modification;
 
 import de.neemann.digital.draw.elements.Circuit;
 import de.neemann.digital.draw.elements.VisualElement;
+import de.neemann.digital.lang.Lang;
 
 /**
  * Modifier to insert an element
@@ -23,4 +24,9 @@ public class ModifyInsertElement implements Modification {
     public void modify(Circuit circuit) {
         circuit.add(new VisualElement(element));
     }
+
+    @Override
+    public String toString() {
+        return Lang.get("mod_insertedElement");
+    }
 }

src/main/java/de/neemann/digital/gui/components/modification/ModifyInsertWire.java

@@ -3,6 +3,7 @@ package de.neemann.digital.gui.components.modification;
 import de.neemann.digital.draw.elements.Circuit;
 import de.neemann.digital.draw.elements.Wire;
 import de.neemann.digital.draw.graphics.Vector;
+import de.neemann.digital.lang.Lang;
 
 /**
  * Modifier to insert a wire.
@@ -36,4 +37,9 @@ public class ModifyInsertWire implements Modification {
         else
             return this;
     }
+
+    @Override
+    public String toString() {
+        return Lang.get("mod_insertedWire");
+    }
 }

src/main/java/de/neemann/digital/gui/components/modification/ModifyMeasurementOrdering.java

@@ -0,0 +1,33 @@
+package de.neemann.digital.gui.components.modification;
+
+import de.neemann.digital.draw.elements.Circuit;
+import de.neemann.digital.lang.Lang;
+
+import java.util.ArrayList;
+
+/**
+ * Modifies the measurement ordering
+ * Created by hneemann on 30.05.17.
+ */
+public class ModifyMeasurementOrdering implements Modification {
+    private final ArrayList<String> names;
+
+    /**
+     * Creates a new instance
+     *
+     * @param names the new ordering
+     */
+    public ModifyMeasurementOrdering(ArrayList<String> names) {
+        this.names = names;
+    }
+
+    @Override
+    public void modify(Circuit circuit) {
+        circuit.setMeasurementOrdering(names);
+    }
+
+    @Override
+    public String toString() {
+        return Lang.get("mod_modifiedMeasurementOrdering");
+    }
+}

src/main/java/de/neemann/digital/gui/components/modification/ModifyMoveAndRotElement.java

@@ -3,6 +3,7 @@ package de.neemann.digital.gui.components.modification;
 import de.neemann.digital.draw.elements.Circuit;
 import de.neemann.digital.draw.elements.VisualElement;
 import de.neemann.digital.draw.graphics.Vector;
+import de.neemann.digital.lang.Lang;
 
 /**
  * Modifier to move and rotate a single visual element
@@ -19,7 +20,7 @@ public class ModifyMoveAndRotElement extends ModificationOfVisualElement {
      * @param initialPos its initial position
      */
     public ModifyMoveAndRotElement(VisualElement ve, Vector initialPos) {
-        super(ve, initialPos);
+        super(ve, initialPos, Lang.get("mod_movedOrRotatedElement"));
         pos = ve.getPos();
         rotation = ve.getRotate();
     }

src/main/java/de/neemann/digital/gui/components/modification/ModifyMoveSelected.java

@@ -7,6 +7,7 @@ import de.neemann.digital.draw.elements.Wire;
 import de.neemann.digital.draw.graphics.Transform;
 import de.neemann.digital.draw.graphics.TransformRotate;
 import de.neemann.digital.draw.graphics.Vector;
+import de.neemann.digital.lang.Lang;
 
 import java.util.ArrayList;
 
@@ -81,4 +82,8 @@ public class ModifyMoveSelected implements Modification {
         }
     }
 
+    @Override
+    public String toString() {
+        return Lang.get("mod_movedSelected");
+    }
 }

src/main/java/de/neemann/digital/gui/components/modification/ModifyMoveWire.java

@@ -3,6 +3,7 @@ package de.neemann.digital.gui.components.modification;
 import de.neemann.digital.draw.elements.Circuit;
 import de.neemann.digital.draw.elements.Wire;
 import de.neemann.digital.draw.graphics.Vector;
+import de.neemann.digital.lang.Lang;
 
 /**
  * Modifier to move a wire
@@ -18,7 +19,7 @@ public class ModifyMoveWire extends ModificationOfWire {
      * @param initialPos its initial position
      */
     public ModifyMoveWire(Wire wire, Vector initialPos) {
-        super(wire, initialPos);
+        super(wire, initialPos, Lang.get("mod_movedWire"));
         delta = wire.getPos().sub(initialPos);
     }
 

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

@@ -10,6 +10,7 @@ import java.awt.*;
 public abstract class ToolTipAction extends AbstractAction {
     private Icon icon;
     private String toolTipText;
+    private ToolTipProvider toolTipProvider;
     private KeyStroke accelerator;
 
     /**
@@ -60,6 +61,17 @@ public abstract class ToolTipAction extends AbstractAction {
         return this;
     }
 
+    /**
+     * Sets a tool tip provider
+     *
+     * @param toolTipProvider the tool tip provider
+     * @return this for call chaining
+     */
+    public ToolTipAction setToolTipProvider(ToolTipProvider toolTipProvider) {
+        this.toolTipProvider = toolTipProvider;
+        return this;
+    }
+
     /**
      * Sets an accelerator to the action
      *
@@ -131,11 +143,22 @@ public abstract class ToolTipAction extends AbstractAction {
      * @return a JButton associated with this action, contains only the icon
      */
     public JButton createJButtonNoText() {
-        JButton b = new JButton(this);
+        JButton b;
-        if (toolTipText != null) {
+        if (toolTipProvider == null) {
-            b.setToolTipText(toolTipText);
+            b = new JButton(this);
+            if (toolTipText != null) {
+                b.setToolTipText(toolTipText);
+            } else {
+                b.setToolTipText(b.getText());
+            }
         } else {
-            b.setToolTipText(b.getText());
+            b = new JButton(this) {
+                @Override
+                public String getToolTipText() {
+                    return toolTipProvider.getToolTip();
+                }
+            };
+            ToolTipManager.sharedInstance().registerComponent(b);
         }
         b.setText(null);
         return b;
@@ -154,12 +177,22 @@ public abstract class ToolTipAction extends AbstractAction {
      * @return a JMenuItem associated with this action
      */
     public JMenuItem createJMenuItem() {
-        JMenuItem i = new JMenuItem(this);
+        JMenuItem i;
+        if (toolTipProvider == null) {
+            i = new JMenuItem(this);
+            if (toolTipText != null)
+                i.setToolTipText(toolTipText);
+        } else {
+            i = new JMenuItem(this) {
+                @Override
+                public String getToolTipText() {
+                    return toolTipProvider.getToolTip();
+                }
+            };
+            ToolTipManager.sharedInstance().registerComponent(i);
+        }
         if (accelerator != null)
             i.setAccelerator(accelerator);
-        if (toolTipText != null) {
-            i.setToolTipText(toolTipText);
-        }
         return i;
     }
 

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

@@ -0,0 +1,12 @@
+package de.neemann.gui;
+
+/**
+ * Provides a dynamic tool tip
+ * Created by hneemann on 30.05.17.
+ */
+public interface ToolTipProvider {
+    /**
+     * @return the tooltip
+     */
+    String getToolTip();
+}

src/main/resources/lang/lang_de.xml

@@ -645,6 +645,23 @@ Sind evtl. die Namen der Variablen nicht eindeutig?</string>
     <string name="key_defTreeSelect">Baumansicht beim Start aktivieren.</string>
     <string name="key_defTreeSelect_tt">Wenn gesetzt, wird die Baumansicht beim Start automatisch aktiviert.</string>
 
+    <string name="mod_insertWire">Leitung eingefügt.</string>
+    <string name="mod_insertCopied">Aus Zwischenablage eingefügt.</string>
+    <string name="mod_setKey_N0_in_element">Wert ''{0}'' in Element verändert.</string>
+    <string name="mod_setAttributes">Attribute in Element verändert.</string>
+    <string name="mod_wireDeleted">Leitung gelöscht.</string>
+    <string name="mod_movedOrRotatedElement">Element verschoben oder rotiert.</string>
+    <string name="mod_movedWire">Leitung verschoben.</string>
+    <string name="mod_deletedSelection">Auswahl gelöscht.</string>
+    <string name="mod_insertedElement">Element eingefügt.</string>
+    <string name="mod_deletedElement">Element entfernt.</string>
+    <string name="mod_insertedWire">Leitung eingefügt.</string>
+    <string name="mod_movedSelected">Auswahl verschoben.</string>
+    <string name="mod_undo_N">Rückgängig: {0}</string>
+    <string name="mod_redo_N">Wiederherstellen: {0}</string>
+    <string name="mod_circuitAttrModified">Schaltungsattribute verändert.</string>
+    <string name="mod_modifiedMeasurementOrdering">Reihenfolge der Messwerte verändert.</string>
+
     <string name="lib_Logic">Logisch</string>
     <string name="lib_arithmetic">Arithmetik</string>
     <string name="lib_flipFlops">FlipFlops</string>

src/main/resources/lang/lang_en.xml

@@ -635,6 +635,23 @@ The names of the variables may not be unique.</string>
     <string name="key_defTreeSelect">Component tree view is visible at startup.</string>
     <string name="key_defTreeSelect_tt">If set, the component tree view is enabled at startup.</string>
 
+    <string name="mod_insertWire">Inserted wire.</string>
+    <string name="mod_insertCopied">Insert from clipboard.</string>
+    <string name="mod_setKey_N0_in_element">Value {0} in component modified.</string>
+    <string name="mod_setAttributes">Attributes of component modified.</string>
+    <string name="mod_wireDeleted">Wire deleted.</string>
+    <string name="mod_movedOrRotatedElement">Component moved or rotated.</string>
+    <string name="mod_movedWire">Wire moved.</string>
+    <string name="mod_deletedSelection">Selection deleted.</string>
+    <string name="mod_insertedElement">Component inserted.</string>
+    <string name="mod_deletedElement">Component deleted.</string>
+    <string name="mod_insertedWire">Wire inserted.</string>
+    <string name="mod_movedSelected">Selection moved.</string>
+    <string name="mod_undo_N">Undo: {0}</string>
+    <string name="mod_redo_N">Redo: {0}</string>
+    <string name="mod_circuitAttrModified">Modified circuit attributes.</string>
+    <string name="mod_modifiedMeasurementOrdering">Ordered measurements.</string>
+
     <string name="lib_Logic">Logic</string>
     <string name="lib_arithmetic">Arithmetic</string>
     <string name="lib_flipFlops">FlipFlops</string>