From e354311547a5a5f4d817e6af5b7df99813d66ecb Mon Sep 17 00:00:00 2001
From: Eduardo Pedroni <ep625@york.ac.uk>
Date: Sun, 27 Apr 2014 22:23:32 +0100
Subject: Changing function set through GUI now triggers a reset if arity
 changes.

---
 src/jcgp/gui/GUI.java                   |  4 ++++
 src/jcgp/gui/settings/SettingsPane.java | 35 ++++++++++++++++++++++++++++-----
 2 files changed, 34 insertions(+), 5 deletions(-)

(limited to 'src/jcgp/gui')

diff --git a/src/jcgp/gui/GUI.java b/src/jcgp/gui/GUI.java
index 91c72e6..27d01b3 100644
--- a/src/jcgp/gui/GUI.java
+++ b/src/jcgp/gui/GUI.java
@@ -245,4 +245,8 @@ public class GUI extends Application {
 	public Stage getStage() {
 		return stage;
 	}
+	
+	public void flushConsole() {
+		console.flush();
+	}
 }
diff --git a/src/jcgp/gui/settings/SettingsPane.java b/src/jcgp/gui/settings/SettingsPane.java
index 7fc5621..ba568a7 100644
--- a/src/jcgp/gui/settings/SettingsPane.java
+++ b/src/jcgp/gui/settings/SettingsPane.java
@@ -43,6 +43,8 @@ public class SettingsPane extends AnchorPane {
 	private TestCaseTable testCaseTable;
 	
 	private GUI gui;
+	
+	private int currentArity;
 		
 	public SettingsPane(GUI gui) {
 		super();
@@ -168,6 +170,8 @@ public class SettingsPane extends AnchorPane {
 	}
 	
 	private void initialiseProblemTypeParameters(final JCGP jcgp, final GUI gui) {
+		updateArity();
+		
 		problemPane= new VBox(2);
 		
 		Text header = new Text("Problem Type");
@@ -207,6 +211,7 @@ public class SettingsPane extends AnchorPane {
 			@Override
 			public void handle(ActionEvent event) {
 				jcgp.setProblem(problemCBox.getSelectionModel().getSelectedIndex());
+				updateArity();
 				refreshParameters(jcgp.getProblem().getLocalParameters(), problemParameters);
 				testCaseTable.close();
 				gui.setEvaluating(false);
@@ -311,6 +316,7 @@ public class SettingsPane extends AnchorPane {
 					gui.reDraw();
 					refreshFunctions();
 				}
+				gui.flushConsole();
 			}
 		});
 		
@@ -326,6 +332,7 @@ public class SettingsPane extends AnchorPane {
 					gui.getExperiment().loadChromosome(chrFile, 0);
 					gui.reDraw();
 				}
+				gui.flushConsole();
 			}
 		});
 		saveChromosome.setOnAction(new EventHandler<ActionEvent>() {
@@ -339,6 +346,7 @@ public class SettingsPane extends AnchorPane {
 				if (chrFile != null) {
 					gui.getExperiment().saveChromosome(chrFile, 0);
 				}
+				gui.flushConsole();
 			}
 		});
 		
@@ -393,6 +401,7 @@ public class SettingsPane extends AnchorPane {
 						fs.disableFunction(index);
 					}
 					gui.updateFunctionSelector();
+					revalidateParameters();
 				}
 			});
 			nodeFunctions.getChildren().add(cb);
@@ -407,7 +416,7 @@ public class SettingsPane extends AnchorPane {
 	
 	/**
 	 * 
-	 * @return true if the experiment needs to be reset, false otherwise.
+	 * @return true if the experiment needs to be reset, false if otherwise.
 	 */
 	public boolean isResetRequired() {
 		for (GUIParameter<?> parameter : parameters) {
@@ -415,6 +424,9 @@ public class SettingsPane extends AnchorPane {
 				return true;
 			}
 		}
+		if (arityChanged()) {
+			return true;
+		}
 		return false;
 	}
 	
@@ -436,15 +448,19 @@ public class SettingsPane extends AnchorPane {
 	 * changed parameter.
 	 */
 	public void revalidateParameters() {
-		runPause.setDisable(false);
-		step.setDisable(false);
+		boolean disableControls = false;
 		for (GUIParameter<?> parameter : parameters) {
 			parameter.validate();
 			if (parameter.requiresReset()) {
-				runPause.setDisable(true);
-				step.setDisable(true);
+				disableControls = true;
 			}
 		}
+		if (arityChanged()) {
+			disableControls = true;
+		}
+		
+		runPause.setDisable(disableControls);
+		step.setDisable(disableControls);
 	}
 	
 	/**
@@ -455,6 +471,7 @@ public class SettingsPane extends AnchorPane {
 		for (GUIParameter<?> parameter : parameters) {
 			parameter.applyValue();
 		}
+		updateArity();
 	}
 
 	/**
@@ -498,4 +515,12 @@ public class SettingsPane extends AnchorPane {
 	public TestCaseTable getTestCaseTable() {
 		return testCaseTable;
 	}
+	
+	private void updateArity() {
+		currentArity = gui.getExperiment().getProblem().getFunctionSet().getMaxArity();
+	}
+	
+	private boolean arityChanged() {
+		return currentArity != gui.getExperiment().getProblem().getFunctionSet().getMaxArity();
+	}
 }
-- 
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