State Machine refactoring

git-svn-id: https://joinup.ec.europa.eu/svn/pdf-over/trunk@23 174cde9d-5d70-4d2a-aa98-46368bc2aaf7

1 files changed, 93 insertions, 0 deletions

diff --git a/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/OpenState.java b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/OpenState.java
new file mode 100644
index 00000000..ee90a69b
--- /dev/null
+++ b/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/states/OpenState.java
@@ -0,0 +1,93 @@
+/*
+ * Copyright 2012 by A-SIT, Secure Information Technology Center Austria
+ *
+ * Licensed under the EUPL, Version 1.1 or - as soon they will be approved by
+ * the European Commission - subsequent versions of the EUPL (the "Licence");
+ * You may not use this work except in compliance with the Licence.
+ * You may obtain a copy of the Licence at:
+ * http://joinup.ec.europa.eu/software/page/eupl
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the Licence is distributed on an "AS IS" basis,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the Licence for the specific language governing permissions and
+ * limitations under the Licence.
+ */
+package at.asit.pdfover.gui.workflow.states;
+
+//Imports
+import org.eclipse.swt.SWT;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import at.asit.pdfover.gui.MainWindowBehavior;
+import at.asit.pdfover.gui.MainWindow.Buttons;
+import at.asit.pdfover.gui.composites.DataSourceSelectComposite;
+import at.asit.pdfover.gui.workflow.StateMachine;
+
+/**
+ * Selects the data source for the signature process.
+ */
+public class OpenState extends State {
+
+	/**
+	 * @param stateMachine
+	 */
+	public OpenState(StateMachine stateMachine) {
+		super(stateMachine);
+	}
+
+	/**
+	 * SFL4J Logger instance
+	 **/
+	private static final Logger log = LoggerFactory
+			.getLogger(OpenState.class);
+
+	private DataSourceSelectComposite selectionComposite = null;
+
+	private DataSourceSelectComposite getSelectionComposite() {
+		if (this.selectionComposite == null) {
+			this.selectionComposite = new DataSourceSelectComposite(
+					this.stateMachine.getGUIProvider().getComposite(), SWT.RESIZE, this);
+		}
+
+		return this.selectionComposite;
+	}
+
+	@Override
+	public void run() {
+
+		if (this.stateMachine.getStatus().getDocument() == null) {
+			DataSourceSelectComposite selection = this
+					.getSelectionComposite();
+
+			this.stateMachine.getGUIProvider().display(selection);
+			selection.layout();
+
+			this.stateMachine.getStatus().setDocument(selection.getSelected());
+
+			if (this.stateMachine.getStatus().getDocument() == null) {
+				// Not selected yet
+				return;
+			} 
+		}
+		log.debug("Got Datasource: " + this.stateMachine.getStatus().getDocument().getAbsolutePath());
+		this.setNextState(new PositioningState(this.stateMachine));
+	}
+	
+	/* (non-Javadoc)
+	 * @see at.asit.pdfover.gui.workflow.states.State#setMainWindowBehavior()
+	 */
+	@Override
+	public void updateMainWindowBehavior() {
+		MainWindowBehavior behavior = this.stateMachine.getStatus().getBehavior();
+		behavior.reset();
+		behavior.setEnabled(Buttons.CONFIG, true);
+		behavior.setActive(Buttons.OPEN, true);
+	}
+
+	@Override
+	public String toString()  {
+		return this.getClass().getName();
+	}
+}