From 94bf81d31e74a209d60f2fd4f1f20448770bf1a0 Mon Sep 17 00:00:00 2001
From: tkellner <tkellner@3a0b52a2-8410-0410-bc02-ff6273a87459>
Date: Tue, 7 Aug 2012 14:52:00 +0000
Subject: Refactoring

git-svn-id: https://svn.iaik.tugraz.at/svn/egiz/prj/current/12PDF-OVER-4.0@12276 3a0b52a2-8410-0410-bc02-ff6273a87459
---
 .../at/asit/pdfover/gui/workflow/Workflow.java     | 156 +++++++++++++++++++++
 1 file changed, 156 insertions(+)
 create mode 100644 trunk/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/Workflow.java

(limited to 'trunk/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/Workflow.java')

diff --git a/trunk/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/Workflow.java b/trunk/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/Workflow.java
new file mode 100644
index 00000000..bc0e290c
--- /dev/null
+++ b/trunk/pdf-over-gui/src/main/java/at/asit/pdfover/gui/workflow/Workflow.java
@@ -0,0 +1,156 @@
+package at.asit.pdfover.gui.workflow;
+
+import java.util.Properties;
+
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Display;
+import org.eclipse.swt.widgets.Shell;
+
+import at.asit.pdfover.gui.workflow.states.PrepareConfigurationState;
+
+public class Workflow {
+	public Workflow(String[] cmdLineArgs) {
+		setCmdLineAargs(cmdLineArgs);
+	}
+
+	/**
+	 * @uml.property name="state"
+	 * @uml.associationEnd multiplicity="(1 1)" aggregation="shared"
+	 *                     inverse="workflow1:at.asit.pdfover.gui.workflow.WorkflowState"
+	 */
+	private WorkflowState state = new PrepareConfigurationState();
+
+	/**
+	 * Getter of the property <tt>state</tt>
+	 * 
+	 * @return Returns the state.
+	 * @uml.property name="state"
+	 */
+	public WorkflowState getState() {
+		return this.state;
+	}
+
+	private String[] cmdLineArgs = new String[] {};
+
+	/**
+	 * sets the command line arguments
+	 * 
+	 * @param cmdLineArgs
+	 */
+	private void setCmdLineAargs(String[] cmdLineArgs) {
+		this.cmdLineArgs = cmdLineArgs;
+	}
+
+	/**
+	 * Gets the command line arguments
+	 * 
+	 * @return the command line arguments
+	 */
+	public String[] GetCmdArgs() {
+		return this.cmdLineArgs;
+	}
+
+	private Properties persistentState = new Properties();
+
+	/**
+	 * Gets the persistent state
+	 * 
+	 * @return the persistent state
+	 */
+	public Properties GetPersistentState() {
+		return this.persistentState;
+	}
+
+	/**
+	 * Update Workflow logic and let state machine do its job...
+	 */
+	public void Update() {
+		WorkflowState next = null;
+		do {
+			this.state.update(this);
+			next = this.state.nextState();
+		} while (next != null);
+	}
+
+	private Display display = null;
+	
+	private Shell shell = null;
+	
+	private Composite container = null;
+	
+	private void CreateMainWindow() {
+		//TODO: Instantiate Main Window Class
+		this.display = Display.getDefault();
+		this.shell = new Shell();
+		this.shell.setSize(608, 340);
+		this.shell.setText("PDFOver 4.0!! :)");
+		
+		this.container = new Composite(this.shell, SWT.NONE);
+		this.container.setBounds(20, 44, 572, 257);
+		
+		this.shell.open();
+		this.shell.layout();
+	}
+	
+	/**
+	 * Gets the Shell for drawing the ui
+	 * 
+	 * @return Composite
+	 */
+	public Composite GetComposite() {
+		// TODO: implement
+		// Main window will be build on first call
+		// returns SWT Composite container for states to draw their GUI
+		
+		if(this.container == null) {
+			this.CreateMainWindow();
+		}
+		
+		if(this.container == null) {
+			// TODO throw Exception...
+		}
+		
+		return this.container;
+	}
+
+	/**
+	 * Only returns a shell if one was already created ...
+	 * 
+	 * @return
+	 */
+	private Shell NonCreatingGetShell() {
+		return this.shell;
+	}
+
+	/**
+	 * Only returns a shell if one was already created ...
+	 * 
+	 * @return
+	 */
+	private Display NonCreatingGetDisplay() {
+		return this.display;
+	}
+
+	/**
+	 * Workflow main entrance point
+	 */
+	public void Start() {
+		// Call update to start processing ...
+		this.Update();
+
+		// if a user interaction is required we have a shell ...
+		Shell shell = this.NonCreatingGetShell();
+		Display display = this.NonCreatingGetDisplay();
+
+		if (shell != null && display != null) {
+			while (!shell.isDisposed()) {
+				if (!display.readAndDispatch()) {
+					display.sleep();
+				}
+			}
+			display.dispose();
+		}
+	}
+
+}
-- 
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