Add "IOStreams" to interpreter, add basic IO to GUI

ide/src/main/kotlin/befide/ide/ActionView.kt

@@ -6,7 +6,7 @@ import javafx.animation.Timeline
 import javafx.util.Duration
 import tornadofx.*
 
-class ActionView(val interp: Interpreter) : View() {
+class ActionView(val interp: Interpreter, val ioView: IOView) : View() {
     var runTimeline: Timeline = timeline(false) {
         keyframe(Duration.seconds(0.0)) {
             setOnFinished {
@@ -25,7 +25,10 @@ class ActionView(val interp: Interpreter) : View() {
         }
 
         button("reset") {
-            setOnAction { interp.reset() }
+            setOnAction {
+                interp.reset()
+                ioView.reset()
+            }
         }
 
         button("run") {

ide/src/main/kotlin/befide/ide/CodeView.kt

@@ -14,6 +14,5 @@ class CodeView(val interp: Interpreter) : View() {
     }
 
     override val root = textarea(srcProperty) {
-
     }
 }

ide/src/main/kotlin/befide/ide/EditorView.kt

@@ -8,9 +8,9 @@ class EditorView : View("Befide") {
     private var interp: Interpreter = B93Interpreter()
 
     private val codeView = CodeView(interp)
-    private val actionView = ActionView(interp)
     private val stackView = StackView(interp)
     private val ioView = IOView(interp)
+    private val actionView = ActionView(interp, ioView)
 
     override val root = borderpane {
         top { add(actionView) }

ide/src/main/kotlin/befide/ide/IOView.kt

@@ -2,24 +2,50 @@ package befide.ide
 
 import befide.befunge.core.Interpreter
 import javafx.beans.property.SimpleStringProperty
+import javafx.event.EventHandler
 import tornadofx.*
+import tornadofx.getValue
+import tornadofx.setValue
 
 class IOView(val interp: Interpreter) : View() {
     val outputProperty = SimpleStringProperty("")
     var output by outputProperty
+    val oldinputProperty = SimpleStringProperty("")
+    var oldinput by oldinputProperty
+
 
     init {
+        interp.outputChanged += {
+            while (!interp.stdOutput.isEmpty()) {
+                output += interp.stdOutput.remove()
+            }
+        }
         // add listeners to interp, handle streams, idk
     }
 
     override val root = vbox {
         addClass("")
         textarea(outputProperty) {
+            isWrapText = true
+            isEditable = false
             // width, height, idk
             prefHeight = 200.0
         }
+        textarea(oldinputProperty) {
+            isEditable = false
+            prefHeight = 0.0
+        }
         textfield {
-
+            onAction = EventHandler {
+                oldinput += this.text + '\n'
+                this.text.forEach { c -> interp.stdInput.add(c) }
+                this.clear()
+            }
         }
     }
+
+    fun reset() {
+        output = ""
+        oldinput = ""
+    }
 }