<snapdata remixID="9195953"><project name="U2L4-brickwall" 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="-200" y="-110" 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="55.999999" y="46.999999"><block s="receiveGo"></block><custom-block s="Draw Brick wall with %n rows"><l>12</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 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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 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