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<pre id='vimCodeElement'>
<span class="SalientComment">## deleting sandboxes</span>
<span class="muScenario">scenario</span> deleting-sandboxes [
trace-until <span class="Constant">100/app</span> <span class="Comment"># trace too long</span>
assume-screen <span class="Constant">100/width</span>, <span class="Constant">15/height</span>
<span class="Constant">1</span>:address:array:character<span class="Special"> <- </span>new <span class="Constant">[]</span>
<span class="Constant">2</span>:address:array:character<span class="Special"> <- </span>new <span class="Constant">[]</span>
<span class="Constant">3</span>:address:programming-environment-data<span class="Special"> <- </span>new-programming-environment screen:address:screen, <span class="Constant">1</span>:address:array:character, <span class="Constant">2</span>:address:array:character
<span class="Comment"># run a few commands</span>
assume-console [
left-click <span class="Constant">1</span>, <span class="Constant">80</span>
type <span class="Constant">[divide-with-remainder 11, 3]</span>
press F4
type <span class="Constant">[add 2, 2]</span>
press F4
]
event-loop screen:address:screen, console:address:console, <span class="Constant">3</span>:address:programming-environment-data
screen-should-contain [
<span class="Constant"> . run (F4) .</span>
<span class="Constant"> . ┊ .</span>
<span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
<span class="Constant"> . ┊0 x.</span>
<span class="Constant"> . ┊add 2, 2 .</span>
<span class="Constant"> . ┊4 .</span>
<span class="Constant"> . ┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
<span class="Constant"> . ┊1 x.</span>
<span class="Constant"> . ┊divide-with-remainder 11, 3 .</span>
<span class="Constant"> . ┊3 .</span>
<span class="Constant"> . ┊2 .</span>
<span class="Constant"> . ┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
<span class="Constant"> . ┊ .</span>
]
<span class="Comment"># delete second sandbox</span>
assume-console [
left-click <span class="Constant">7</span>, <span class="Constant">99</span>
]
run [
event-loop screen:address:screen, console:address:console, <span class="Constant">3</span>:address:programming-environment-data
]
screen-should-contain [
<span class="Constant"> . run (F4) .</span>
<span class="Constant"> . ┊ .</span>
<span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
<span class="Constant"> . ┊0 x.</span>
<span class="Constant"> . ┊add 2, 2 .</span>
<span class="Constant"> . ┊4 .</span>
<span class="Constant"> . ┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
<span class="Constant"> . ┊ .</span>
<span class="Constant"> . ┊ .</span>
]
<span class="Comment"># delete first sandbox</span>
assume-console [
left-click <span class="Constant">3</span>, <span class="Constant">99</span>
]
run [
event-loop screen:address:screen, console:address:console, <span class="Constant">3</span>:address:programming-environment-data
]
screen-should-contain [
<span class="Constant"> . run (F4) .</span>
<span class="Constant"> . ┊ .</span>
<span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
<span class="Constant"> . ┊ .</span>
<span class="Constant"> . ┊ .</span>
]
]
<span class="muRecipe">after</span> <span class="Constant"><global-touch></span> [
<span class="Comment"># on a sandbox delete icon? process delete</span>
<span class="Delimiter">{</span>
was-delete?:boolean<span class="Special"> <- </span>delete-sandbox t, env
<span class="muControl">break-unless</span> was-delete?
hide-screen screen
screen<span class="Special"> <- </span>render-sandbox-side screen, env
screen<span class="Special"> <- </span>update-cursor screen, recipes, current-sandbox, sandbox-in-focus?, env
show-screen screen
<span class="muControl">loop</span> <span class="Constant">+next-event:label</span>
<span class="Delimiter">}</span>
]
<span class="muRecipe">def</span> delete-sandbox t:touch-event, env:address:programming-environment-data<span class="muRecipe"> -> </span>was-delete?:boolean, env:address:programming-environment-data [
<span class="Constant">local-scope</span>
<span class="Constant">load-ingredients</span>
click-column:number<span class="Special"> <- </span>get t, <span class="Constant">column:offset</span>
current-sandbox:address:editor-data<span class="Special"> <- </span>get *env, <span class="Constant">current-sandbox:offset</span>
right:number<span class="Special"> <- </span>get *current-sandbox, <span class="Constant">right:offset</span>
at-right?:boolean<span class="Special"> <- </span>equal click-column, right
<span class="muControl">return-unless</span> at-right?, <span class="Constant">0/false</span>
click-row:number<span class="Special"> <- </span>get t, <span class="Constant">row:offset</span>
<span class="Delimiter">{</span>
first:address:sandbox-data<span class="Special"> <- </span>get *env, <span class="Constant">sandbox:offset</span>
<span class="muControl">reply-unless</span> first, <span class="Constant">0/false</span>
target-row:number<span class="Special"> <- </span>get *first, <span class="Constant">starting-row-on-screen:offset</span>
delete-first?:boolean<span class="Special"> <- </span>equal target-row, click-row
<span class="muControl">break-unless</span> delete-first?
new-first:address:sandbox-data<span class="Special"> <- </span>get *first, <span class="Constant">next-sandbox:offset</span>
*env<span class="Special"> <- </span>put *env, <span class="Constant">sandbox:offset</span>, new-first
env<span class="Special"> <- </span>fixup-delete env, new-first
<span class="muControl">return</span> <span class="Constant">1/true</span> <span class="Comment"># force rerender</span>
<span class="Delimiter">}</span>
prev:address:sandbox-data<span class="Special"> <- </span>get *env, <span class="Constant">sandbox:offset</span>
assert prev, <span class="Constant">[failed to find any sandboxes!]</span>
curr:address:sandbox-data<span class="Special"> <- </span>get *prev, <span class="Constant">next-sandbox:offset</span>
<span class="Delimiter">{</span>
<span class="muControl">break-unless</span> curr
<span class="Comment"># more sandboxes to check</span>
<span class="Delimiter">{</span>
target-row:number<span class="Special"> <- </span>get *curr, <span class="Constant">starting-row-on-screen:offset</span>
delete-curr?:boolean<span class="Special"> <- </span>equal target-row, click-row
<span class="muControl">break-unless</span> delete-curr?
<span class="Comment"># delete this sandbox</span>
next:address:sandbox-data<span class="Special"> <- </span>get *curr, <span class="Constant">next-sandbox:offset</span>
*prev<span class="Special"> <- </span>put *prev, <span class="Constant">next-sandbox:offset</span>, next
env<span class="Special"> <- </span>fixup-delete env, next
<span class="muControl">return</span> <span class="Constant">1/true</span> <span class="Comment"># force rerender</span>
<span class="Delimiter">}</span>
prev<span class="Special"> <- </span>copy curr
curr<span class="Special"> <- </span>get *curr, <span class="Constant">next-sandbox:offset</span>
<span class="muControl">loop</span>
<span class="Delimiter">}</span>
<span class="muControl">return</span> <span class="Constant">0/false</span>
]
<span class="muRecipe">def</span> fixup-delete env:address:programming-environment-data, next:address:sandbox-data<span class="muRecipe"> -> </span>env:address:programming-environment-data [
<span class="Constant">local-scope</span>
<span class="Constant">load-ingredients</span>
<span class="Comment"># update sandbox count</span>
sandbox-count:number<span class="Special"> <- </span>get *env, <span class="Constant">number-of-sandboxes:offset</span>
sandbox-count<span class="Special"> <- </span>subtract sandbox-count, <span class="Constant">1</span>
*env<span class="Special"> <- </span>put *env, <span class="Constant">number-of-sandboxes:offset</span>, sandbox-count
<span class="Delimiter">{</span>
<span class="muControl">break-if</span> next
<span class="Comment"># deleted sandbox was last</span>
render-from:number<span class="Special"> <- </span>get *env, <span class="Constant">render-from:offset</span>
reset-scroll?:boolean<span class="Special"> <- </span>equal render-from, sandbox-count
<span class="muControl">break-unless</span> reset-scroll?
<span class="Comment"># deleted sandbox was only sandbox rendered, so reset scroll</span>
*env<span class="Special"> <- </span>put *env, <span class="Constant">render-from:offset</span>, <span class="Constant">-1</span>
<span class="Delimiter">}</span>
]
<span class="muScenario">scenario</span> deleting-sandbox-after-scroll [
trace-until <span class="Constant">100/app</span> <span class="Comment"># trace too long</span>
assume-screen <span class="Constant">30/width</span>, <span class="Constant">10/height</span>
<span class="Comment"># initialize environment</span>
<span class="Constant">1</span>:address:array:character<span class="Special"> <- </span>new <span class="Constant">[]</span>
<span class="Constant">2</span>:address:array:character<span class="Special"> <- </span>new <span class="Constant">[]</span>
<span class="Constant">3</span>:address:programming-environment-data<span class="Special"> <- </span>new-programming-environment screen:address:screen, <span class="Constant">1</span>:address:array:character, <span class="Constant">2</span>:address:array:character
render-all screen, <span class="Constant">3</span>:address:programming-environment-data
<span class="Comment"># create 2 sandboxes and scroll to second</span>
assume-console [
press ctrl-n
type <span class="Constant">[add 2, 2]</span>
press F4
type <span class="Constant">[add 1, 1]</span>
press F4
press down-arrow
]
event-loop screen:address:screen, console:address:console, <span class="Constant">3</span>:address:programming-environment-data
screen-should-contain [
<span class="Constant"> . .</span>
<span class="Constant"> . ┊━━━━━━━━━━━━━━.</span>
<span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊0 x.</span>
<span class="Constant"> . ┊add 1, 1 .</span>
<span class="Constant"> . ┊2 .</span>
<span class="Constant"> . ┊━━━━━━━━━━━━━━.</span>
<span class="Constant"> . ┊1 x.</span>
]
<span class="Comment"># delete the second sandbox</span>
assume-console [
left-click <span class="Constant">6</span>, <span class="Constant">29</span>
]
run [
event-loop screen:address:screen, console:address:console, <span class="Constant">3</span>:address:programming-environment-data
]
<span class="Comment"># second sandbox shows in editor; scroll resets to display first sandbox</span>
screen-should-contain [
<span class="Constant"> . .</span>
<span class="Constant"> . ┊━━━━━━━━━━━━━━.</span>
<span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊0 x.</span>
<span class="Constant"> . ┊add 1, 1 .</span>
<span class="Constant"> . ┊2 .</span>
<span class="Constant"> . ┊━━━━━━━━━━━━━━.</span>
<span class="Constant"> . ┊ .</span>
]
]
<span class="muScenario">scenario</span> deleting-top-sandbox-after-scroll [
trace-until <span class="Constant">100/app</span> <span class="Comment"># trace too long</span>
assume-screen <span class="Constant">30/width</span>, <span class="Constant">10/height</span>
<span class="Comment"># initialize environment</span>
<span class="Constant">1</span>:address:array:character<span class="Special"> <- </span>new <span class="Constant">[]</span>
<span class="Constant">2</span>:address:array:character<span class="Special"> <- </span>new <span class="Constant">[]</span>
<span class="Constant">3</span>:address:programming-environment-data<span class="Special"> <- </span>new-programming-environment screen:address:screen, <span class="Constant">1</span>:address:array:character, <span class="Constant">2</span>:address:array:character
render-all screen, <span class="Constant">3</span>:address:programming-environment-data
<span class="Comment"># create 2 sandboxes and scroll to second</span>
assume-console [
press ctrl-n
type <span class="Constant">[add 2, 2]</span>
press F4
type <span class="Constant">[add 1, 1]</span>
press F4
press down-arrow
]
event-loop screen:address:screen, console:address:console, <span class="Constant">3</span>:address:programming-environment-data
screen-should-contain [
<span class="Constant"> . .</span>
<span class="Constant"> . ┊━━━━━━━━━━━━━━.</span>
<span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊0 x.</span>
<span class="Constant"> . ┊add 1, 1 .</span>
<span class="Constant"> . ┊2 .</span>
<span class="Constant"> . ┊━━━━━━━━━━━━━━.</span>
<span class="Constant"> . ┊1 x.</span>
]
<span class="Comment"># delete the second sandbox</span>
assume-console [
left-click <span class="Constant">2</span>, <span class="Constant">29</span>
]
run [
event-loop screen:address:screen, console:address:console, <span class="Constant">3</span>:address:programming-environment-data
]
<span class="Comment"># second sandbox shows in editor; scroll resets to display first sandbox</span>
screen-should-contain [
<span class="Constant"> . .</span>
<span class="Constant"> . ┊━━━━━━━━━━━━━━.</span>
<span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊0 x.</span>
<span class="Constant"> . ┊add 2, 2 .</span>
<span class="Constant"> . ┊4 .</span>
<span class="Constant"> . ┊━━━━━━━━━━━━━━.</span>
<span class="Constant"> . ┊ .</span>
]
]
<span class="muScenario">scenario</span> deleting-final-sandbox-after-scroll [
trace-until <span class="Constant">100/app</span> <span class="Comment"># trace too long</span>
assume-screen <span class="Constant">30/width</span>, <span class="Constant">10/height</span>
<span class="Comment"># initialize environment</span>
<span class="Constant">1</span>:address:array:character<span class="Special"> <- </span>new <span class="Constant">[]</span>
<span class="Constant">2</span>:address:array:character<span class="Special"> <- </span>new <span class="Constant">[]</span>
<span class="Constant">3</span>:address:programming-environment-data<span class="Special"> <- </span>new-programming-environment screen:address:screen, <span class="Constant">1</span>:address:array:character, <span class="Constant">2</span>:address:array:character
render-all screen, <span class="Constant">3</span>:address:programming-environment-data
<span class="Comment"># create 2 sandboxes and scroll to second</span>
assume-console [
press ctrl-n
type <span class="Constant">[add 2, 2]</span>
press F4
type <span class="Constant">[add 1, 1]</span>
press F4
press down-arrow
press down-arrow
]
event-loop screen:address:screen, console:address:console, <span class="Constant">3</span>:address:programming-environment-data
screen-should-contain [
<span class="Constant"> . .</span>
<span class="Constant"> . ┊━━━━━━━━━━━━━━.</span>
<span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊1 x.</span>
<span class="Constant"> . ┊add 2, 2 .</span>
<span class="Constant"> . ┊4 .</span>
<span class="Constant"> . ┊━━━━━━━━━━━━━━.</span>
<span class="Constant"> . ┊ .</span>
]
<span class="Comment"># delete the second sandbox</span>
assume-console [
left-click <span class="Constant">2</span>, <span class="Constant">29</span>
]
run [
event-loop screen:address:screen, console:address:console, <span class="Constant">3</span>:address:programming-environment-data
]
<span class="Comment"># implicitly scroll up to first sandbox</span>
screen-should-contain [
<span class="Constant"> . .</span>
<span class="Constant"> . ┊ .</span>
<span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊━━━━━━━━━━━━━━.</span>
<span class="Constant"> . ┊0 x.</span>
<span class="Constant"> . ┊add 1, 1 .</span>
<span class="Constant"> . ┊2 .</span>
<span class="Constant"> . ┊━━━━━━━━━━━━━━.</span>
<span class="Constant"> . ┊ .</span>
]
]
<span class="muScenario">scenario</span> deleting-updates-sandbox-count [
trace-until <span class="Constant">100/app</span> <span class="Comment"># trace too long</span>
assume-screen <span class="Constant">30/width</span>, <span class="Constant">10/height</span>
<span class="Comment"># initialize environment</span>
<span class="Constant">1</span>:address:array:character<span class="Special"> <- </span>new <span class="Constant">[]</span>
<span class="Constant">2</span>:address:array:character<span class="Special"> <- </span>new <span class="Constant">[]</span>
<span class="Constant">3</span>:address:programming-environment-data<span class="Special"> <- </span>new-programming-environment screen:address:screen, <span class="Constant">1</span>:address:array:character, <span class="Constant">2</span>:address:array:character
render-all screen, <span class="Constant">3</span>:address:programming-environment-data
<span class="Comment"># create 2 sandboxes</span>
assume-console [
press ctrl-n
type <span class="Constant">[add 2, 2]</span>
press F4
type <span class="Constant">[add 1, 1]</span>
press F4
]
event-loop screen:address:screen, console:address:console, <span class="Constant">3</span>:address:programming-environment-data
screen-should-contain [
<span class="Constant"> . .</span>
<span class="Constant"> . ┊ .</span>
<span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊━━━━━━━━━━━━━━.</span>
<span class="Constant"> . ┊0 x.</span>
<span class="Constant"> . ┊add 1, 1 .</span>
<span class="Constant"> . ┊2 .</span>
<span class="Constant"> . ┊━━━━━━━━━━━━━━.</span>
<span class="Constant"> . ┊1 x.</span>
<span class="Constant"> . ┊add 2, 2 .</span>
<span class="Constant"> . ┊4 .</span>
]
<span class="Comment"># delete the second sandbox, then try to scroll down twice</span>
assume-console [
left-click <span class="Constant">3</span>, <span class="Constant">29</span>
press down-arrow
press down-arrow
]
run [
event-loop screen:address:screen, console:address:console, <span class="Constant">3</span>:address:programming-environment-data
]
<span class="Comment"># shouldn't go past last sandbox</span>
screen-should-contain [
<span class="Constant"> . .</span>
<span class="Constant"> . ┊━━━━━━━━━━━━━━.</span>
<span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊0 x.</span>
<span class="Constant"> . ┊add 2, 2 .</span>
<span class="Constant"> . ┊4 .</span>
<span class="Constant"> . ┊━━━━━━━━━━━━━━.</span>
<span class="Constant"> . ┊ .</span>
]
]
</pre>
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