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<title>Mu - edit/008-sandbox-edit.mu</title>
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<pre id='vimCodeElement'>
<span class="SalientComment">## editing sandboxes after they've been created</span>
<span class="muScenario">scenario</span> clicking-on-a-sandbox-moves-it-to-editor [
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">10/height</span>
<span class="Comment"># basic recipe</span>
<span class="Constant">1</span>:text<span class="Special"> <- </span>new <span class="Constant">[ </span>
<span class="Constant">recipe foo [</span>
<span class="Constant"> reply 4</span>
<span class="Constant">]</span>]
<span class="Comment"># run it</span>
<span class="Constant">2</span>:text<span class="Special"> <- </span>new <span class="Constant">[foo]</span>
assume-console [
press F4
]
<span class="Constant">3</span>:&:environment<span class="Special"> <- </span>new-programming-environment screen:&:screen, <span class="Constant">1</span>:text, <span class="Constant">2</span>:text
event-loop screen:&:screen, console:&:console, <span class="Constant">3</span>:&:environment
screen-should-contain [
<span class="Constant"> . run (F4) .</span>
<span class="Constant"> . ┊ .</span>
<span class="Constant"> .recipe foo [ ┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
<span class="Constant"> . reply 4 ┊0 edit copy delete .</span>
<span class="Constant"> .] ┊foo .</span>
<span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊4 .</span>
<span class="Constant"> . ┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
<span class="Constant"> . ┊ .</span>
]
<span class="Comment"># click at left edge of 'edit' button</span>
assume-console [
left-click <span class="Constant">3</span>, <span class="Constant">55</span>
]
run [
event-loop screen:&:screen, console:&:console, <span class="Constant">3</span>:&:environment
]
<span class="Comment"># it pops back into editor</span>
screen-should-contain [
<span class="Constant"> . run (F4) .</span>
<span class="Constant"> . ┊foo .</span>
<span class="Constant"> .recipe foo [ ┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
<span class="Constant"> . reply 4 ┊ .</span>
<span class="Constant"> .] ┊ .</span>
<span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊ .</span>
<span class="Constant"> . ┊ .</span>
]
<span class="Comment"># cursor should be in the right place</span>
assume-console [
type <span class="Constant">[0]</span>
]
run [
event-loop screen:&:screen, console:&:console, <span class="Constant">3</span>:&:environment
]
screen-should-contain [
<span class="Constant"> . run (F4) .</span>
<span class="Constant"> . ┊0foo .</span>
<span class="Constant"> .recipe foo [ ┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
<span class="Constant"> . reply 4 ┊ .</span>
<span class="Constant"> .] ┊ .</span>
<span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊ .</span>
<span class="Constant"> . ┊ .</span>
]
]
<span class="muScenario">scenario</span> clicking-on-a-sandbox-moves-it-to-editor-2 [
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">10/height</span>
<span class="Comment"># basic recipe</span>
<span class="Constant">1</span>:text<span class="Special"> <- </span>new <span class="Constant">[ </span>
<span class="Constant">recipe foo [</span>
<span class="Constant"> reply 4</span>
<span class="Constant">]</span>]
<span class="Comment"># run it</span>
<span class="Constant">2</span>:text<span class="Special"> <- </span>new <span class="Constant">[foo]</span>
assume-console [
press F4
]
<span class="Constant">3</span>:&:environment<span class="Special"> <- </span>new-programming-environment screen:&:screen, <span class="Constant">1</span>:text, <span class="Constant">2</span>:text
event-loop screen:&:screen, console:&:console, <span class="Constant">3</span>:&:environment
screen-should-contain [
<span class="Constant"> . run (F4) .</span>
<span class="Constant"> . ┊ .</span>
<span class="Constant"> .recipe foo [ ┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
<span class="Constant"> . reply 4 ┊0 edit copy delete .</span>
<span class="Constant"> .] ┊foo .</span>
<span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊4 .</span>
<span class="Constant"> . ┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
<span class="Constant"> . ┊ .</span>
]
<span class="Comment"># click at right edge of 'edit' button (just before 'copy')</span>
assume-console [
left-click <span class="Constant">3</span>, <span class="Constant">68</span>
]
run [
event-loop screen:&:screen, console:&:console, <span class="Constant">3</span>:&:environment
]
<span class="Comment"># it pops back into editor</span>
screen-should-contain [
<span class="Constant"> . run (F4) .</span>
<span class="Constant"> . ┊foo .</span>
<span class="Constant"> .recipe foo [ ┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
<span class="Constant"> . reply 4 ┊ .</span>
<span class="Constant"> .] ┊ .</span>
<span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊ .</span>
<span class="Constant"> . ┊ .</span>
]
<span class="Comment"># cursor should be in the right place</span>
assume-console [
type <span class="Constant">[0]</span>
]
run [
event-loop screen:&:screen, console:&:console, <span class="Constant">3</span>:&:environment
]
screen-should-contain [
<span class="Constant"> . run (F4) .</span>
<span class="Constant"> . ┊0foo .</span>
<span class="Constant"> .recipe foo [ ┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
<span class="Constant"> . reply 4 ┊ .</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"># support 'edit' button</span>
<span class="Delimiter">{</span>
edit?:bool<span class="Special"> <- </span>should-attempt-edit? click-row, click-column, env
<span class="muControl">break-unless</span> edit?
edit?, env<span class="Special"> <- </span>try-edit-sandbox click-row, env
<span class="muControl">break-unless</span> edit?
hide-screen screen
screen<span class="Special"> <- </span>render-sandbox-side screen, env, render
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="Comment"># some preconditions for attempting to edit a sandbox</span>
<span class="muRecipe">def</span> should-attempt-edit? click-row:num, click-column:num, env:&:environment<span class="muRecipe"> -> </span>result:bool [
<span class="Constant">local-scope</span>
<span class="Constant">load-ingredients</span>
<span class="Comment"># are we below the sandbox editor?</span>
click-sandbox-area?:bool<span class="Special"> <- </span>click-on-sandbox-area? click-row, click-column, env
<span class="muControl">reply-unless</span> click-sandbox-area?, <span class="Constant">0/false</span>
<span class="Comment"># narrower, is the click in the columns spanning the 'edit' button?</span>
first-sandbox:&:editor<span class="Special"> <- </span>get *env, <span class="Constant">current-sandbox:offset</span>
assert first-sandbox, <span class="Constant">[!!]</span>
sandbox-left-margin:num<span class="Special"> <- </span>get *first-sandbox, <span class="Constant">left:offset</span>
sandbox-right-margin:num<span class="Special"> <- </span>get *first-sandbox, <span class="Constant">right:offset</span>
edit-button-left:num, edit-button-right:num, _<span class="Special"> <- </span>sandbox-menu-columns sandbox-left-margin, sandbox-right-margin
edit-button-vertical-area?:bool<span class="Special"> <- </span>within-range? click-column, edit-button-left, edit-button-right
<span class="muControl">reply-unless</span> edit-button-vertical-area?, <span class="Constant">0/false</span>
<span class="Comment"># finally, is sandbox editor empty?</span>
current-sandbox:&:editor<span class="Special"> <- </span>get *env, <span class="Constant">current-sandbox:offset</span>
result<span class="Special"> <- </span>empty-editor? current-sandbox
]
<span class="muRecipe">def</span> try-edit-sandbox click-row:num, env:&:environment<span class="muRecipe"> -> </span>clicked-on-edit-button?:bool, env:&:environment [
<span class="Constant">local-scope</span>
<span class="Constant">load-ingredients</span>
<span class="Comment"># identify the sandbox to edit, if the click was actually on the 'edit' button</span>
sandbox:&:sandbox<span class="Special"> <- </span>find-sandbox env, click-row
<span class="muControl">return-unless</span> sandbox, <span class="Constant">0/false</span>
clicked-on-edit-button?<span class="Special"> <- </span>copy <span class="Constant">1/true</span>
<span class="Comment"># 'edit' button = 'copy' button + 'delete' button</span>
text:text<span class="Special"> <- </span>get *sandbox, <span class="Constant">data:offset</span>
current-sandbox:&:editor<span class="Special"> <- </span>get *env, <span class="Constant">current-sandbox:offset</span>
current-sandbox<span class="Special"> <- </span>insert-text current-sandbox, text
env<span class="Special"> <- </span>delete-sandbox env, sandbox
<span class="Comment"># reset scroll</span>
*env<span class="Special"> <- </span>put *env, <span class="Constant">render-from:offset</span>, <span class="Constant">-1</span>
<span class="Comment"># position cursor in sandbox editor</span>
*env<span class="Special"> <- </span>put *env, <span class="Constant">sandbox-in-focus?:offset</span>, <span class="Constant">1/true</span>
]
<span class="muScenario">scenario</span> sandbox-with-print-can-be-edited [
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">20/height</span>
<span class="Comment"># left editor is empty</span>
<span class="Constant">1</span>:text<span class="Special"> <- </span>new <span class="Constant">[]</span>
<span class="Comment"># right editor contains an instruction</span>
<span class="Constant">2</span>:text<span class="Special"> <- </span>new <span class="Constant">[print-integer screen, 4]</span>
<span class="Constant">3</span>:&:environment<span class="Special"> <- </span>new-programming-environment screen:&:screen, <span class="Constant">1</span>:text, <span class="Constant">2</span>:text
<span class="Comment"># run the sandbox</span>
assume-console [
press F4
]
event-loop screen:&:screen, console:&:console, <span class="Constant">3</span>:&:environment
screen-should-contain [
<span class="Constant"> . run (F4) .</span>
<span class="Constant"> . ┊ .</span>
<span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
<span class="Constant"> . ┊0 edit copy delete .</span>
<span class="Constant"> . ┊print-integer screen, 4 .</span>
<span class="Constant"> . ┊screen: .</span>
<span class="Constant"> . ┊ .4 . .</span>
<span class="Constant"> . ┊ . . .</span>
<span class="Constant"> . ┊ . . .</span>
<span class="Constant"> . ┊ . . .</span>
<span class="Constant"> . ┊ . . .</span>
<span class="Constant"> . ┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
<span class="Constant"> . ┊ .</span>
]
<span class="Comment"># edit the sandbox</span>
assume-console [
left-click <span class="Constant">3</span>, <span class="Constant">65</span>
]
run [
event-loop screen:&:screen, console:&:console, <span class="Constant">3</span>:&:environment
]
screen-should-contain [
<span class="Constant"> . run (F4) .</span>
<span class="Constant"> . ┊print-integer screen, 4 .</span>
<span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
<span class="Constant"> . ┊ .</span>
<span class="Constant"> . ┊ .</span>
]
]
<span class="muScenario">scenario</span> editing-sandbox-after-scrolling-resets-scroll [
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">10/height</span>
<span class="Comment"># initialize environment</span>
<span class="Constant">1</span>:text<span class="Special"> <- </span>new <span class="Constant">[]</span>
<span class="Constant">2</span>:text<span class="Special"> <- </span>new <span class="Constant">[]</span>
<span class="Constant">3</span>:&:environment<span class="Special"> <- </span>new-programming-environment screen:&:screen, <span class="Constant">1</span>:text, <span class="Constant">2</span>:text
render-all screen, <span class="Constant">3</span>:&:environment, render
<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 page-down
press page-down
]
event-loop screen:&:screen, console:&:console, <span class="Constant">3</span>:&:environment
screen-should-contain [
<span class="Constant"> . run (F4) .</span>
<span class="Constant"> . ┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
<span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊1 edit copy delete .</span>
<span class="Constant"> . ┊add 2, 2 .</span>
<span class="Constant"> . ┊4 .</span>
<span class="Constant"> . ┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
<span class="Constant"> . ┊ .</span>
]
<span class="Comment"># edit the second sandbox</span>
assume-console [
left-click <span class="Constant">2</span>, <span class="Constant">55</span>
]
run [
event-loop screen:&:screen, console:&:console, <span class="Constant">3</span>:&:environment
]
<span class="Comment"># second sandbox shows in editor; scroll resets to display first sandbox</span>
screen-should-contain [
<span class="Constant"> . run (F4) .</span>
<span class="Constant"> . ┊add 2, 2 .</span>
<span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
<span class="Constant"> . ┊0 edit copy delete .</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> editing-sandbox-updates-sandbox-count [
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">10/height</span>
<span class="Comment"># initialize environment</span>
<span class="Constant">1</span>:text<span class="Special"> <- </span>new <span class="Constant">[]</span>
<span class="Constant">2</span>:text<span class="Special"> <- </span>new <span class="Constant">[]</span>
<span class="Constant">3</span>:&:environment<span class="Special"> <- </span>new-programming-environment screen:&:screen, <span class="Constant">1</span>:text, <span class="Constant">2</span>:text
render-all screen, <span class="Constant">3</span>:&:environment, render
<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:&:screen, console:&:console, <span class="Constant">3</span>:&:environment
screen-should-contain [
<span class="Constant"> . run (F4) .</span>
<span class="Constant"> . ┊ .</span>
<span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
<span class="Constant"> . ┊0 edit copy delete .</span>
<span class="Constant"> . ┊add 1, 1 .</span>
<span class="Constant"> . ┊2 .</span>
<span class="Constant"> . ┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
<span class="Constant"> . ┊1 edit copy delete .</span>
<span class="Constant"> . ┊add 2, 2 .</span>
<span class="Constant"> . ┊4 .</span>
]
<span class="Comment"># edit the second sandbox, then resave</span>
assume-console [
left-click <span class="Constant">3</span>, <span class="Constant">60</span>
press F4
]
run [
event-loop screen:&:screen, console:&:console, <span class="Constant">3</span>:&:environment
]
<span class="Comment"># no change in contents</span>
screen-should-contain [
<span class="Constant"> . run (F4) .</span>
<span class="Constant"> . ┊ .</span>
<span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
<span class="Constant"> . ┊0 edit copy delete .</span>
<span class="Constant"> . ┊add 1, 1 .</span>
<span class="Constant"> . ┊2 .</span>
<span class="Constant"> . ┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
<span class="Constant"> . ┊1 edit copy delete .</span>
<span class="Constant"> . ┊add 2, 2 .</span>
<span class="Constant"> . ┊4 .</span>
]
<span class="Comment"># now try to scroll past end</span>
assume-console [
press page-down
press page-down
press page-down
]
run [
event-loop screen:&:screen, console:&:console, <span class="Constant">3</span>:&:environment
]
<span class="Comment"># screen should show just final sandbox with the right index (1)</span>
screen-should-contain [
<span class="Constant"> . run (F4) .</span>
<span class="Constant"> . ┊━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━.</span>
<span class="Constant"> .┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┊1 edit copy delete .</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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