fix: disable finish button if user go back in the ollama wizard

Author: nickchecan

com.developer.nefarious.zjoule.plugin/src/com/developer/nefarious/zjoule/plugin/login/pages/SecondOllamaLoginWizardPage.java

@@ -18,51 +18,60 @@
 import com.developer.nefarious.zjoule.plugin.models.OllamaModel;
 
 public class SecondOllamaLoginWizardPage extends WizardPage {
-	
+
 	public static final String PAGE_ID = "Ollama Login Second Page";
-	
+
 	private Combo ollamaModelDropdown;
-	
+
 	private List<OllamaModel> ollamaModelsForSelection = new ArrayList<>();
-	
+
 	private IMemoryObject<OllamaModel> memoryOllamaModel;
-	
+
 	public SecondOllamaLoginWizardPage(final IMemoryObject<OllamaModel> memoryOllamaModel) {
 		super(PAGE_ID);
 		setTitle("Ollama Setup");
-        setDescription("Select the Ollama model.");
-        setPageComplete(false); // Initially set the page as incomplete
-        this.memoryOllamaModel = memoryOllamaModel;
+		setDescription("Select the Ollama model.");
+		setPageComplete(false); // Initially set the page as incomplete
+		this.memoryOllamaModel = memoryOllamaModel;
 	}
 
 	@Override
 	public void createControl(final Composite parent) {
 		Composite container = new Composite(parent, SWT.NONE);
 		container.setLayout(new GridLayout(2, false));
-	    
-        Label modelLabel = new Label(container, SWT.NONE);
-        modelLabel.setText("Select the Model:");
-
-        ollamaModelDropdown = new Combo(container, SWT.DROP_DOWN | SWT.READ_ONLY);
-        ollamaModelDropdown.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
-      
-        ollamaModelDropdown.addSelectionListener(new OllamaModelSelectionAdapter(this, memoryOllamaModel));
-              
-        setControl(container);
+
+		Label modelLabel = new Label(container, SWT.NONE);
+		modelLabel.setText("Select the Model:");
+
+		ollamaModelDropdown = new Combo(container, SWT.DROP_DOWN | SWT.READ_ONLY);
+		ollamaModelDropdown.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
+
+		ollamaModelDropdown.addSelectionListener(new OllamaModelSelectionAdapter(this, memoryOllamaModel));
+
+		setControl(container);
 	}
-	
+
 	public List<OllamaModel> getOllamaModelsForSelection() {
-        return ollamaModelsForSelection;
-    }
-	
+		return ollamaModelsForSelection;
+	}
+
 	public void setOllamaModelsForSelection(final GetOllamaModelsResponse getOllamaModelsResponse) {
 		this.ollamaModelsForSelection = getOllamaModelsResponse.getModels();
 		List<String> ollamaModelNames = OllamaModelNamesExtractor.extractModelNames(getOllamaModelsResponse);
 		ollamaModelDropdown.setItems(ollamaModelNames.toArray(new String[0]));
 	}
-	
+
 	public Combo getOllamaModelDropdown() {
-        return ollamaModelDropdown;
-    }
+		return ollamaModelDropdown;
+	}
+
+	@Override
+	public void setVisible(final boolean visible) {
+		super.setVisible(visible);
+		if (!visible) {
+			ollamaModelDropdown.deselectAll();
+			setPageComplete(false);
+		}
+	}
 
 }