command op

 #178

README.md

@@ -460,6 +460,9 @@ but for persistent change to bloom/tonemapping you have to leave the circles wit
 - `update_rate`
     - inputs: `n -> 1`, `n -> 2`
     - by default quartz will respond (as fast as possible) to any mouse input/movement, or keyboard input, or if the refresh duration has elapsed. that duration is by default 1/60 of a second (60fps) when the window is in focus, and 30fps when out of focus. first input is the refresh rate (in hz) for focused mode, second input is unfocused rate
+- `command`
+    - inputs: `0 -> 1` (op string to first input)
+    - when the white hole is open set the command line text to the string of the input circle
 - `screenshot`
     - inputs: `n -> 1`
     - when input num is non-zero, take a screenshot and save it as screenshots/{time in ms since 1970}.png (make sure that folder exists)

src/process.rs

@@ -806,6 +806,15 @@ pub fn process(
                     }
                 }
             }
+        } else if op == "command" {
+            for hole in holes {
+                if let Ok(wh) = white_hole_query.get(*hole) {
+                    if wh.link_types == (0, 1) && wh.open {
+                        let input = access.op_query.get(wh.bh_parent).unwrap().0.clone();
+                        access.command_line_text.single_mut().sections[0].value = input;  
+                    }
+                }
+            }
         } else if op == "screenshot" {
             for hole in holes {
                 if let Ok(wh) = white_hole_query.get(*hole) {