<snapdata remixID="9219035"><project name="M6L4A2" 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><watcher scope="Sprite" s="xPosition" style="normal" x="9.999999999999545" y="9.999999999999993" color="74,108,212" hidden="true"/><sprite name="Sprite" idx="1" x="-120" y="-100" heading="90" scale="1" volume="100" pan="0" rotation="1" draggable="true" costume="0" color="145,26,68,1" pen="tip" id="9"><costumes><list struct="atomic" id="10"></list></costumes><sounds><list struct="atomic" id="11"></list></sounds><blocks></blocks><variables></variables><scripts><script x="20" y="20"><custom-block s="draw a Brick Wall with %n Rows with Bricks per Row: %n of Brick Length: %n Width: %n Gap Thickness: %s"><l>10</l><l>8</l><l>15</l><l>10</l><l>15</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;" 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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 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