diff --git a/src/components/Blockly/blocks/sensebox-display.js b/src/components/Blockly/blocks/sensebox-display.js
index 23f8124..c4f0de0 100644
--- a/src/components/Blockly/blocks/sensebox-display.js
+++ b/src/components/Blockly/blocks/sensebox-display.js
@@ -1,304 +1,329 @@
-import * as Blockly from 'blockly/core';
-import { getColour } from '../helpers/colour';
-import * as Types from '../helpers/types'
-import { FieldSlider } from '@blockly/field-slider';
+import * as Blockly from "blockly/core";
+import { getColour } from "../helpers/colour";
+import * as Types from "../helpers/types";
+import { FieldSlider } from "@blockly/field-slider";
 
-
-Blockly.Blocks['sensebox_display_beginDisplay'] = {
-    init: function () {
-        this.appendDummyInput()
-            .appendField(Blockly.Msg.senseBox_display_beginDisplay)
-        this.setPreviousStatement(true, null);
-        this.setNextStatement(true, null);
-        this.setColour(getColour().sensebox);
-        this.setTooltip(Blockly.Msg.senseBox_display_beginDisplay_tooltip);
-        this.setHelpUrl(Blockly.Msg.senseBox_display_helpurl);
-    }
+Blockly.Blocks["sensebox_display_beginDisplay"] = {
+  init: function () {
+    this.appendDummyInput().appendField(
+      Blockly.Msg.senseBox_display_beginDisplay
+    );
+    this.setPreviousStatement(true, null);
+    this.setNextStatement(true, null);
+    this.setColour(getColour().sensebox);
+    this.setTooltip(Blockly.Msg.senseBox_display_beginDisplay_tooltip);
+    this.setHelpUrl(Blockly.Msg.senseBox_display_helpurl);
+  },
 };
 
-Blockly.Blocks['sensebox_display_clearDisplay'] = {
-    init: function () {
-        this.appendDummyInput()
-            .appendField(Blockly.Msg.senseBox_display_clearDisplay)
-        this.setPreviousStatement(true, null);
-        this.setNextStatement(true, null);
-        this.setColour(getColour().sensebox);
-        this.setTooltip(Blockly.Msg.senseBox_display_clearDisplay_tooltip);
-        this.setHelpUrl(Blockly.Msg.senseBox_display_helpurl);
-    }
+Blockly.Blocks["sensebox_display_clearDisplay"] = {
+  init: function () {
+    this.appendDummyInput().appendField(
+      Blockly.Msg.senseBox_display_clearDisplay
+    );
+    this.setPreviousStatement(true, null);
+    this.setNextStatement(true, null);
+    this.setColour(getColour().sensebox);
+    this.setTooltip(Blockly.Msg.senseBox_display_clearDisplay_tooltip);
+    this.setHelpUrl(Blockly.Msg.senseBox_display_helpurl);
+  },
 };
 
-Blockly.Blocks['sensebox_display_printDisplay'] = {
-    init: function (block) {
-        this.setColour(getColour().sensebox);
-        this.appendDummyInput()
-            .appendField(Blockly.Msg.senseBox_display_printDisplay);
-        this.appendDummyInput()
-            .appendField(Blockly.Msg.senseBox_display_color)
-            .appendField(new Blockly.FieldDropdown([[Blockly.Msg.senseBox_display_white, "WHITE,BLACK"], [Blockly.Msg.senseBox_display_black, "BLACK,WHITE"]]), "COLOR");
-        this.appendDummyInput()
-            .appendField(Blockly.Msg.senseBox_display_setSize)
-            .appendField(new FieldSlider(1, 1, 4), "SIZE");
-        this.appendDummyInput()
-            .appendField(Blockly.Msg.senseBox_display_printDisplay_x)
-            .appendField(new FieldSlider(0, 0, 64), "X");
-        this.appendDummyInput()
-            .appendField(Blockly.Msg.senseBox_display_printDisplay_y)
-            .appendField(new FieldSlider(0, 0, 128), "Y");
-        this.appendValueInput('printDisplay')
-            .appendField(Blockly.Msg.senseBox_display_printDisplay_value)
-            .setCheck(null);
-        this.setPreviousStatement(true, null);
-        this.setNextStatement(true, null);
-        this.setTooltip(Blockly.Msg.senseBox_display_printDisplay_tooltip);
-        this.setHelpUrl(Blockly.Msg.senseBox_display_helpurl);
-    },
-    /**
-     * Called whenever anything on the workspace changes.
-     * Add warning if block is not nested inside a the correct loop.
-     * @param {!Blockly.Events.Abstract} e Change event.
-     * @this Blockly.Block
-     */
-    onchange: function (e) {
-        var legal = false;
-        // Is the block nested in a loop?
-        var block = this;
-        do {
-            if (this.LOOP_TYPES.indexOf(block.type) !== -1) {
-                legal = true;
-                break;
-            }
-            block = block.getSurroundParent();
-        } while (block);
-        if (legal) {
-            this.setWarningText(null);
-        } else {
-            this.setWarningText(Blockly.Msg.CONTROLS_FLOW_STATEMENTS_WARNING);
-        }
-    },
-    LOOP_TYPES: ['sensebox_display_show'],
-};
-
-Blockly.Blocks['sensebox_display_fastPrint'] = {
-    init: function (block) {
-        this.setColour(getColour().sensebox);
-        this.appendDummyInput()
-            .appendField(Blockly.Msg.senseBox_display_fastPrint_show);
-        this.appendValueInput("Title1", 'Title1')
-            .appendField(Blockly.Msg.senseBox_display_fastPrint_title);
-        this.appendValueInput("Value1", 'Value1')
-            .appendField(Blockly.Msg.senseBox_display_fastPrint_value);
-        this.appendValueInput("Dimension1", 'Dimension1')
-            .appendField(Blockly.Msg.senseBox_display_fastPrint_dimension);
-        this.appendValueInput("Title2", 'Title2')
-            .appendField(Blockly.Msg.senseBox_display_fastPrint_title);
-        this.appendValueInput("Value2", 'Value2')
-            .appendField(Blockly.Msg.senseBox_display_fastPrint_value);
-        this.appendValueInput("Dimension2", 'Dimension2')
-            .appendField(Blockly.Msg.senseBox_display_fastPrint_dimension);
-        this.setPreviousStatement(true, null);
-        this.setNextStatement(true, null);
-        this.setTooltip(Blockly.Msg.sensebox_display_fastPrint_tooltip);
-        this.setHelpUrl(Blockly.Msg.senseBox_display_helpurl);
-    },
-    /**
+Blockly.Blocks["sensebox_display_printDisplay"] = {
+  init: function (block) {
+    this.setColour(getColour().sensebox);
+    this.appendDummyInput().appendField(
+      Blockly.Msg.senseBox_display_printDisplay
+    );
+    this.appendDummyInput()
+      .appendField(Blockly.Msg.senseBox_display_color)
+      .appendField(
+        new Blockly.FieldDropdown([
+          [Blockly.Msg.senseBox_display_white, "WHITE,BLACK"],
+          [Blockly.Msg.senseBox_display_black, "BLACK,WHITE"],
+        ]),
+        "COLOR"
+      );
+    this.appendDummyInput()
+      .appendField(Blockly.Msg.senseBox_display_setSize)
+      .appendField(new FieldSlider(1, 1, 4), "SIZE");
+    this.appendDummyInput()
+      .appendField(Blockly.Msg.senseBox_display_printDisplay_x)
+      .appendField(new FieldSlider(0, 0, 128), "X");
+    this.appendDummyInput()
+      .appendField(Blockly.Msg.senseBox_display_printDisplay_y)
+      .appendField(new FieldSlider(0, 0, 64), "Y");
+    this.appendValueInput("printDisplay")
+      .appendField(Blockly.Msg.senseBox_display_printDisplay_value)
+      .setCheck(null);
+    this.setPreviousStatement(true, null);
+    this.setNextStatement(true, null);
+    this.setTooltip(Blockly.Msg.senseBox_display_printDisplay_tooltip);
+    this.setHelpUrl(Blockly.Msg.senseBox_display_helpurl);
+  },
+  /**
    * Called whenever anything on the workspace changes.
    * Add warning if block is not nested inside a the correct loop.
    * @param {!Blockly.Events.Abstract} e Change event.
    * @this Blockly.Block
    */
-    onchange: function (e) {
-        var legal = false;
-        // Is the block nested in a loop?
-        var block = this;
-        do {
-            if (this.LOOP_TYPES.indexOf(block.type) !== -1) {
-                legal = true;
-                break;
-            }
-            block = block.getSurroundParent();
-        } while (block);
-        if (legal) {
-            this.setWarningText(null);
-        } else {
-            this.setWarningText(Blockly.Msg.CONTROLS_FLOW_STATEMENTS_WARNING);
-        }
-    },
-    LOOP_TYPES: ['sensebox_display_show'],
-};
-
-
-Blockly.Blocks['sensebox_display_plotDisplay'] = {
-    init: function () {
-        this.setColour(getColour().sensebox);
-        this.appendDummyInput()
-            .appendField(Blockly.Msg.senseBox_display_plotDisplay)
-        this.appendValueInput("Title", 'Text')
-            .appendField(Blockly.Msg.senseBox_display_plotTitle);
-        this.appendValueInput("YLabel", 'Text')
-            .appendField(Blockly.Msg.senseBox_display_plotYLabel);
-        this.appendValueInput("XLabel", 'Text')
-            .appendField(Blockly.Msg.senseBox_display_plotXLabel);
-        this.appendValueInput("XRange1", 'Number')
-            .appendField(Blockly.Msg.senseBox_display_plotXRange1);
-        this.appendValueInput("XRange2", 'Number')
-            .appendField(Blockly.Msg.senseBox_display_plotXRange2)
-        this.appendValueInput("YRange1", 'Number')
-            .appendField(Blockly.Msg.senseBox_display_plotYRange1);
-        this.appendValueInput("YRange2", 'Number')
-            .appendField(Blockly.Msg.senseBox_display_plotYRange2);
-        this.setInputsInline(false);
-        this.appendValueInput("XTick", 'Number')
-            .appendField(Blockly.Msg.senseBox_display_plotXTick);
-        this.appendValueInput("YTick", 'Number')
-            .appendField(Blockly.Msg.senseBox_display_plotYTick);
-        this.appendValueInput("TimeFrame", 'Number')
-            .appendField(Blockly.Msg.senseBox_display_plotTimeFrame);
-        this.appendValueInput('plotDisplay')
-            .appendField(Blockly.Msg.senseBox_display_printDisplay_value)
-            .setCheck(null);
-        this.setPreviousStatement(true, null);
-        this.setNextStatement(true, null);
-        this.setTooltip(Blockly.Msg.senseBox_display_printDisplay_tooltip);
-        this.setHelpUrl(Blockly.Msg.senseBox_display_helpurl);
-    },
-    /**
-     * Called whenever anything on the workspace changes.
-     * Add warning if block is not nested inside a the correct loop.
-     * @param {!Blockly.Events.Abstract} e Change event.
-     * @this Blockly.Block
-     */
-    onchange: function (e) {
-        var legal = false;
-        // Is the block nested in a loop?
-        var block = this;
-        do {
-            if (this.LOOP_TYPES.indexOf(block.type) !== -1) {
-                legal = true;
-                break;
-            }
-            block = block.getSurroundParent();
-        } while (block);
-        if (legal) {
-            this.setWarningText(null);
-        } else {
-            this.setWarningText(Blockly.Msg.CONTROLS_FLOW_STATEMENTS_WARNING);
-        }
-    },
-    LOOP_TYPES: ['sensebox_display_show'],
-};
-
-Blockly.Blocks['sensebox_display_show'] = {
-    init: function () {
-
-        this.setColour(getColour().sensebox);
-        this.appendDummyInput()
-            .appendField(Blockly.Msg.sensebox_display_show);
-        this.appendStatementInput('SHOW');
-        this.setTooltip(Blockly.Msg.sensebox_display_show_tip);
-        this.setHelpUrl('');
-        this.setPreviousStatement(true, null);
-        this.setNextStatement(true, null);
+  onchange: function (e) {
+    var legal = false;
+    // Is the block nested in a loop?
+    var block = this;
+    do {
+      if (this.LOOP_TYPES.indexOf(block.type) !== -1) {
+        legal = true;
+        break;
+      }
+      block = block.getSurroundParent();
+    } while (block);
+    if (legal) {
+      this.setWarningText(null);
+    } else {
+      this.setWarningText(Blockly.Msg.CONTROLS_FLOW_STATEMENTS_WARNING);
     }
+  },
+  LOOP_TYPES: ["sensebox_display_show"],
 };
 
-Blockly.Blocks['sensebox_display_fillCircle'] = {
-    init: function () {
-        this.setColour(getColour().sensebox);
-        this.appendDummyInput()
-            .appendField(Blockly.Msg.sensebox_display_fillCircle);
-        this.appendValueInput('X')
-            .appendField(Blockly.Msg.senseBox_display_printDisplay_x)
-            .setCheck(Types.NUMBER.compatibleTypes);
-        this.appendValueInput('Y')
-            .appendField(Blockly.Msg.senseBox_display_printDisplay_y)
-            .setCheck(Types.NUMBER.compatibleTypes);
-        this.appendValueInput('Radius')
-            .appendField(Blockly.Msg.sensebox_display_fillCircle_radius)
-            .setCheck(Types.NUMBER.compatibleTypes);
-        this.appendDummyInput('fill')
-            .appendField(Blockly.Msg.senseBox_display_filled)
-            .appendField(new Blockly.FieldCheckbox("TRUE"), "FILL");
-        this.setInputsInline(false);
-        this.setTooltip(Blockly.Msg.senseBox_display_fillCircle_tooltip)
-        this.setHelpUrl(Blockly.Msg.senseBox_display_helpurl)
-        this.setPreviousStatement(true, null);
-        this.setNextStatement(true, null);
-    },
-    /**
+Blockly.Blocks["sensebox_display_fastPrint"] = {
+  init: function (block) {
+    this.setColour(getColour().sensebox);
+    this.appendDummyInput().appendField(
+      Blockly.Msg.senseBox_display_fastPrint_show
+    );
+    this.appendValueInput("Title1", "Title1").appendField(
+      Blockly.Msg.senseBox_display_fastPrint_title
+    );
+    this.appendValueInput("Value1", "Value1").appendField(
+      Blockly.Msg.senseBox_display_fastPrint_value
+    );
+    this.appendValueInput("Dimension1", "Dimension1").appendField(
+      Blockly.Msg.senseBox_display_fastPrint_dimension
+    );
+    this.appendValueInput("Title2", "Title2").appendField(
+      Blockly.Msg.senseBox_display_fastPrint_title
+    );
+    this.appendValueInput("Value2", "Value2").appendField(
+      Blockly.Msg.senseBox_display_fastPrint_value
+    );
+    this.appendValueInput("Dimension2", "Dimension2").appendField(
+      Blockly.Msg.senseBox_display_fastPrint_dimension
+    );
+    this.setPreviousStatement(true, null);
+    this.setNextStatement(true, null);
+    this.setTooltip(Blockly.Msg.sensebox_display_fastPrint_tooltip);
+    this.setHelpUrl(Blockly.Msg.senseBox_display_helpurl);
+  },
+  /**
    * Called whenever anything on the workspace changes.
    * Add warning if block is not nested inside a the correct loop.
    * @param {!Blockly.Events.Abstract} e Change event.
    * @this Blockly.Block
    */
-    onchange: function (e) {
-        var legal = false;
-        // Is the block nested in a loop?
-        var block = this;
-        do {
-            if (this.LOOP_TYPES.indexOf(block.type) !== -1) {
-                legal = true;
-                break;
-            }
-            block = block.getSurroundParent();
-        } while (block);
-        if (legal) {
-            this.setWarningText(null);
-        } else {
-            this.setWarningText(Blockly.Msg.CONTROLS_FLOW_STATEMENTS_WARNING);
-        }
-    },
-    LOOP_TYPES: ['sensebox_display_show'],
+  onchange: function (e) {
+    var legal = false;
+    // Is the block nested in a loop?
+    var block = this;
+    do {
+      if (this.LOOP_TYPES.indexOf(block.type) !== -1) {
+        legal = true;
+        break;
+      }
+      block = block.getSurroundParent();
+    } while (block);
+    if (legal) {
+      this.setWarningText(null);
+    } else {
+      this.setWarningText(Blockly.Msg.CONTROLS_FLOW_STATEMENTS_WARNING);
+    }
+  },
+  LOOP_TYPES: ["sensebox_display_show"],
 };
 
-Blockly.Blocks['sensebox_display_drawRectangle'] = {
-    init: function () {
-        this.setColour(getColour().sensebox);
-        this.appendDummyInput()
-            .appendField(Blockly.Msg.sensebox_display_drawRectangle);
-        this.appendValueInput('X')
-            .appendField(Blockly.Msg.senseBox_display_printDisplay_x)
-            .setCheck(Types.NUMBER.compatibleTypes);
-        this.appendValueInput('Y')
-            .appendField(Blockly.Msg.senseBox_display_printDisplay_y)
-            .setCheck(Types.NUMBER.compatibleTypes);
-        this.appendValueInput('width')
-            .appendField(Blockly.Msg.sensebox_display_drawRectangle_width)
-            .setCheck(Types.NUMBER.compatibleTypes);
-        this.appendValueInput('height')
-            .appendField(Blockly.Msg.sensebox_display_drawRectangle_height)
-            .setCheck(Types.NUMBER.compatibleTypes);
-        this.appendDummyInput('fill')
-            .appendField(Blockly.Msg.senseBox_display_filled)
-            .appendField(new Blockly.FieldCheckbox("TRUE"), "FILL");
-        this.setInputsInline(false);
-        this.setTooltip(Blockly.Msg.senseBox_display_drawRectangle_tooltip)
-        this.setHelpUrl(Blockly.Msg.senseBox_display_helpurl)
-        this.setPreviousStatement(true, null);
-        this.setNextStatement(true, null);
-    },
-    /**
+Blockly.Blocks["sensebox_display_plotDisplay"] = {
+  init: function () {
+    this.setColour(getColour().sensebox);
+    this.appendDummyInput().appendField(
+      Blockly.Msg.senseBox_display_plotDisplay
+    );
+    this.appendValueInput("Title", "Text").appendField(
+      Blockly.Msg.senseBox_display_plotTitle
+    );
+    this.appendValueInput("YLabel", "Text").appendField(
+      Blockly.Msg.senseBox_display_plotYLabel
+    );
+    this.appendValueInput("XLabel", "Text").appendField(
+      Blockly.Msg.senseBox_display_plotXLabel
+    );
+    this.appendValueInput("XRange1", "Number").appendField(
+      Blockly.Msg.senseBox_display_plotXRange1
+    );
+    this.appendValueInput("XRange2", "Number").appendField(
+      Blockly.Msg.senseBox_display_plotXRange2
+    );
+    this.appendValueInput("YRange1", "Number").appendField(
+      Blockly.Msg.senseBox_display_plotYRange1
+    );
+    this.appendValueInput("YRange2", "Number").appendField(
+      Blockly.Msg.senseBox_display_plotYRange2
+    );
+    this.setInputsInline(false);
+    this.appendValueInput("XTick", "Number").appendField(
+      Blockly.Msg.senseBox_display_plotXTick
+    );
+    this.appendValueInput("YTick", "Number").appendField(
+      Blockly.Msg.senseBox_display_plotYTick
+    );
+    this.appendValueInput("TimeFrame", "Number").appendField(
+      Blockly.Msg.senseBox_display_plotTimeFrame
+    );
+    this.appendValueInput("plotDisplay")
+      .appendField(Blockly.Msg.senseBox_display_printDisplay_value)
+      .setCheck(null);
+    this.setPreviousStatement(true, null);
+    this.setNextStatement(true, null);
+    this.setTooltip(Blockly.Msg.senseBox_display_printDisplay_tooltip);
+    this.setHelpUrl(Blockly.Msg.senseBox_display_helpurl);
+  },
+  /**
    * Called whenever anything on the workspace changes.
    * Add warning if block is not nested inside a the correct loop.
    * @param {!Blockly.Events.Abstract} e Change event.
    * @this Blockly.Block
    */
-    onchange: function (e) {
-        var legal = false;
-        // Is the block nested in a loop?
-        var block = this;
-        do {
-            if (this.LOOP_TYPES.indexOf(block.type) !== -1) {
-                legal = true;
-                break;
-            }
-            block = block.getSurroundParent();
-        } while (block);
-        if (legal) {
-            this.setWarningText(null);
-        } else {
-            this.setWarningText(Blockly.Msg.CONTROLS_FLOW_STATEMENTS_WARNING);
-        }
-    },
-    LOOP_TYPES: ['sensebox_display_show'],
+  onchange: function (e) {
+    var legal = false;
+    // Is the block nested in a loop?
+    var block = this;
+    do {
+      if (this.LOOP_TYPES.indexOf(block.type) !== -1) {
+        legal = true;
+        break;
+      }
+      block = block.getSurroundParent();
+    } while (block);
+    if (legal) {
+      this.setWarningText(null);
+    } else {
+      this.setWarningText(Blockly.Msg.CONTROLS_FLOW_STATEMENTS_WARNING);
+    }
+  },
+  LOOP_TYPES: ["sensebox_display_show"],
+};
+
+Blockly.Blocks["sensebox_display_show"] = {
+  init: function () {
+    this.setColour(getColour().sensebox);
+    this.appendDummyInput().appendField(Blockly.Msg.sensebox_display_show);
+    this.appendStatementInput("SHOW");
+    this.setTooltip(Blockly.Msg.sensebox_display_show_tip);
+    this.setHelpUrl("");
+    this.setPreviousStatement(true, null);
+    this.setNextStatement(true, null);
+  },
+};
+
+Blockly.Blocks["sensebox_display_fillCircle"] = {
+  init: function () {
+    this.setColour(getColour().sensebox);
+    this.appendDummyInput().appendField(
+      Blockly.Msg.sensebox_display_fillCircle
+    );
+    this.appendValueInput("X")
+      .appendField(Blockly.Msg.senseBox_display_printDisplay_x)
+      .setCheck(Types.NUMBER.compatibleTypes);
+    this.appendValueInput("Y")
+      .appendField(Blockly.Msg.senseBox_display_printDisplay_y)
+      .setCheck(Types.NUMBER.compatibleTypes);
+    this.appendValueInput("Radius")
+      .appendField(Blockly.Msg.sensebox_display_fillCircle_radius)
+      .setCheck(Types.NUMBER.compatibleTypes);
+    this.appendDummyInput("fill")
+      .appendField(Blockly.Msg.senseBox_display_filled)
+      .appendField(new Blockly.FieldCheckbox("TRUE"), "FILL");
+    this.setInputsInline(false);
+    this.setTooltip(Blockly.Msg.senseBox_display_fillCircle_tooltip);
+    this.setHelpUrl(Blockly.Msg.senseBox_display_helpurl);
+    this.setPreviousStatement(true, null);
+    this.setNextStatement(true, null);
+  },
+  /**
+   * Called whenever anything on the workspace changes.
+   * Add warning if block is not nested inside a the correct loop.
+   * @param {!Blockly.Events.Abstract} e Change event.
+   * @this Blockly.Block
+   */
+  onchange: function (e) {
+    var legal = false;
+    // Is the block nested in a loop?
+    var block = this;
+    do {
+      if (this.LOOP_TYPES.indexOf(block.type) !== -1) {
+        legal = true;
+        break;
+      }
+      block = block.getSurroundParent();
+    } while (block);
+    if (legal) {
+      this.setWarningText(null);
+    } else {
+      this.setWarningText(Blockly.Msg.CONTROLS_FLOW_STATEMENTS_WARNING);
+    }
+  },
+  LOOP_TYPES: ["sensebox_display_show"],
+};
+
+Blockly.Blocks["sensebox_display_drawRectangle"] = {
+  init: function () {
+    this.setColour(getColour().sensebox);
+    this.appendDummyInput().appendField(
+      Blockly.Msg.sensebox_display_drawRectangle
+    );
+    this.appendValueInput("X")
+      .appendField(Blockly.Msg.senseBox_display_printDisplay_x)
+      .setCheck(Types.NUMBER.compatibleTypes);
+    this.appendValueInput("Y")
+      .appendField(Blockly.Msg.senseBox_display_printDisplay_y)
+      .setCheck(Types.NUMBER.compatibleTypes);
+    this.appendValueInput("width")
+      .appendField(Blockly.Msg.sensebox_display_drawRectangle_width)
+      .setCheck(Types.NUMBER.compatibleTypes);
+    this.appendValueInput("height")
+      .appendField(Blockly.Msg.sensebox_display_drawRectangle_height)
+      .setCheck(Types.NUMBER.compatibleTypes);
+    this.appendDummyInput("fill")
+      .appendField(Blockly.Msg.senseBox_display_filled)
+      .appendField(new Blockly.FieldCheckbox("TRUE"), "FILL");
+    this.setInputsInline(false);
+    this.setTooltip(Blockly.Msg.senseBox_display_drawRectangle_tooltip);
+    this.setHelpUrl(Blockly.Msg.senseBox_display_helpurl);
+    this.setPreviousStatement(true, null);
+    this.setNextStatement(true, null);
+  },
+  /**
+   * Called whenever anything on the workspace changes.
+   * Add warning if block is not nested inside a the correct loop.
+   * @param {!Blockly.Events.Abstract} e Change event.
+   * @this Blockly.Block
+   */
+  onchange: function (e) {
+    var legal = false;
+    // Is the block nested in a loop?
+    var block = this;
+    do {
+      if (this.LOOP_TYPES.indexOf(block.type) !== -1) {
+        legal = true;
+        break;
+      }
+      block = block.getSurroundParent();
+    } while (block);
+    if (legal) {
+      this.setWarningText(null);
+    } else {
+      this.setWarningText(Blockly.Msg.CONTROLS_FLOW_STATEMENTS_WARNING);
+    }
+  },
+  LOOP_TYPES: ["sensebox_display_show"],
 };