<snapdata remixID="9195775"><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="-150" 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="72" y="54.33333333333334"><custom-block s="draw brick, length: %n width: %n"><l>30</l><l>10</l></custom-block></script><script x="376" y="52"><custom-block s="draw a Brick Wall with %s Rows"><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; 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 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;            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