<snapdata remixID="9127954"><project name="U2L12-brickwall - starter" app="Snap! 5.4, http://snap.berkeley.edu" version="1"><notes></notes><thumbnail>data:image/png;base64,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</thumbnail><stage name="Stage" width="480" height="360" costume="0" color="255,255,255,1" tempo="60" threadsafe="false" penlog="false" volume="100" pan="0" lines="flat" ternary="true" codify="false" inheritance="false" sublistIDs="false" scheduled="false" id="1"><pentrails>data:image/png;base64,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</pentrails><costumes><list struct="atomic" id="2"></list></costumes><sounds><list struct="atomic" id="3"></list></sounds><variables></variables><blocks></blocks><scripts></scripts><sprites><sprite name="Sprite" idx="1" x="-120" y="0" heading="90" scale="1" volume="100" pan="0" rotation="1" draggable="true" costume="0" color="145,26,68,1" pen="tip" id="8"><costumes><list struct="atomic" id="9"></list></costumes><sounds><list struct="atomic" id="10"></list></sounds><blocks></blocks><variables></variables><scripts><script x="120" y="256"><custom-block s="Draw Brick wall with %n"><l>10</l></custom-block></script></scripts></sprite></sprites></stage><hidden></hidden><headers></headers><code></code><blocks><block-definition s="set flag %&apos;which&apos; to %&apos;tf&apos;" type="command" category="sensing"><header></header><code></code><translations></translations><inputs><input type="%s" readonly="true"><options>Presentation mode&#xD;Retina display support&#xD;Long form input dialog&#xD;Plain prototype labels&#xD;Input sliders&#xD;Execute on slider change&#xD;Clicking sound&#xD;Turbo mode&#xD;Flat design&#xD;Keyboard editing&#xD;Table support&#xD;Table lines&#xD;Visible stepping&#xD;Thread safe scripts&#xD;Prefer smooth animations&#xD;Flat line ends&#xD;Codification support&#xD;Inheritance support</options></input><input type="%b"></input></inputs><script><block s="doRun"><block s="reportJSFunction"><list><l>which</l><l>tf</l></list><l>var   stage = this.parentThatIsA(StageMorph),&#xD;        ide = stage.parentThatIsA(IDE_Morph),&#xD;        world = stage.parentThatIsA(WorldMorph);&#xD;&#xD;if (tf != !!tf) return;&#xD;&#xD;try{&#xD;ide.savingPreferences = false;&#xD;&#xD;switch (which) {&#xD;    case &apos;Presentation mode&apos;:&#xD;        if (tf != ide.isAppMode) ide.toggleAppMode();&#xD;        break;&#xD;    case &apos;Retina display support&apos;:&#xD;        if (tf != isRetinaEnabled()) ide.toggleRetina();&#xD;        break;&#xD;    case &apos;Long form input dialog&apos;:&#xD;        if (tf != InputSlotDialogMorph.prototype.isLaunchingExpanded)&#xD;            ide.toggleLongFormInputDialog();&#xD;        break;&#xD;    case &apos;Plain prototype labels&apos;:&#xD;        if (tf != BlockLabelPlaceHolderMorph.prototype.plainLabel)&#xD;            ide.togglePlainPrototypeLabels();&#xD;        break;&#xD;    case &apos;Input sliders&apos;:&#xD;        MorphicPreferences.useSliderForInput = tf;&#xD;        break;&#xD;    case &apos;Execute on slider change&apos;:&#xD;        ArgMorph.prototype.executeOnSliderEdit = tf;&#xD;        break;&#xD;    case &apos;Clicking sound&apos;:&#xD;        if (tf != !!BlockMorph.prototype.snapSound)&#xD;            BlockMorph.prototype.toggleSnapSound();&#xD;        break;&#xD;    case &apos;Turbo mode&apos;:&#xD;        if (tf != stage.isFastTracked)&#xD;            ide.toggleFastTracking();&#xD;        break;&#xD;    case &apos;Flat design&apos;:&#xD;        if (tf == MorphicPreferences.isFlat) break;&#xD;        if (tf)&#xD;            ide.flatDesign();&#xD;        else&#xD;            ide.defaultDesign();&#xD;        break;&#xD;    case &apos;Keyboard editing&apos;:&#xD;            ScriptsMorph.prototype.enableKeyboard = tf;&#xD;        break;&#xD;    case &apos;Table support&apos;:&#xD;            List.prototype.enableTables = tf;&#xD;        break;&#xD;    case &apos;Table lines&apos;:&#xD;                TableMorph.prototype.highContrast = tf;&#xD;        break;&#xD;    case &apos;Visible stepping&apos;:&#xD;        if (tf != Process.prototype.enableSingleStepping)&#xD;            ide.toggleSingleStepping();&#xD;        break;&#xD;    case &apos;Thread safe scripts&apos;:&#xD;        stage.isThreadSafe = tf;&#xD;        break;&#xD;    case &apos;Prefer smooth animations&apos;:&#xD;        if (tf != (StageMorph.prototype.frameRate &gt; 0))&#xD;            ide.toggleVariableFrameRate();&#xD;        break;&#xD;    case &apos;Flat line ends&apos;:&#xD;        SpriteMorph.prototype.useFlatLineEnds = tf;&#xD;        break;&#xD;    case &apos;Codification support&apos;:&#xD;        if (tf != StageMorph.prototype.enableCodeMapping) {&#xD;            StageMorph.prototype.enableCodeMapping = tf;&#xD;            ide.currentSprite.blocksCache.variables = null;&#xD;            ide.currentSprite.paletteCache.variables = null;&#xD;            ide.refreshPalette();&#xD;        }&#xD;        break;&#xD;    case &apos;Inheritance support&apos;:&#xD;        if (tf != StageMorph.prototype.enableInheritance) {&#xD;            StageMorph.prototype.enableInheritance = tf;&#xD;            ide.currentSprite.blocksCache.variables = null;&#xD;            ide.currentSprite.paletteCache.variables = null;&#xD;            ide.refreshPalette();&#xD;        }&#xD;        break;&#xD;};&#xD;}&#xD;finally {&#xD;ide.savingPreferences = false;&#xD;};&#xD;</l></block><list><block var="which"/><block var="tf"/></list></block></script></block-definition><block-definition 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