Verhindere unerlaubtes zurückgehen auf vorige Seite während Up-DOwnloads

1 files changed, 67 insertions, 23 deletions

diff --git a/Dozentenmodul/src/gui/image/FTPCreateUploader_GUI.java b/Dozentenmodul/src/gui/image/FTPCreateUploader_GUI.java
index 2bea341d..291bc065 100644
--- a/Dozentenmodul/src/gui/image/FTPCreateUploader_GUI.java
+++ b/Dozentenmodul/src/gui/image/FTPCreateUploader_GUI.java
@@ -86,6 +86,7 @@ public class FTPCreateUploader_GUI extends JFrame implements
 	JButton btnUploadStarten = new JButton("Upload auf Server starten");
 	JButton btnZurck = new JButton("Zur\u00FCck");
 	int progress = 0; // progress of upload
+	private boolean isCurrentlyLoading = false; // currently up or downloading file
 
 	/**
 	 * Create the frame.
@@ -98,7 +99,7 @@ public class FTPCreateUploader_GUI extends JFrame implements
 
 			@Override
 			public void windowClosing(WindowEvent arg0) {
-				
+
 				if (taskrun == true) {
 					// check if user wants to quit.
 					int choice = JOptionPane
@@ -116,18 +117,15 @@ public class FTPCreateUploader_GUI extends JFrame implements
 						} catch (TException e1) {
 							// TODO Auto-generated catch block
 							e1.printStackTrace();
-							JOptionPane.showMessageDialog(null, e1.getCause()
-									+ "\n" + e1.getStackTrace(),
-									"Debug-Message", JOptionPane.ERROR_MESSAGE);
 						}
 						task.cancel(true);
 						con.closeThriftConnection();
 						System.exit(0);
-					}//end if choice
+					}// end if choice
 				} else {
-					//no upload running, close window
+					// no upload running, close window
 					System.exit(0);
-				}//end if taskrun
+				}// end if taskrun
 			}// end window closing
 		});
 		setResizable(false);
@@ -185,12 +183,10 @@ public class FTPCreateUploader_GUI extends JFrame implements
 		}
 		lblPath = new JLabel("");
 		try {
-			Wini ini = new Wini(
-					new File(
-							"C:\\Users\\"
-									+ System.getProperty("user.name")
-									+ "\\AppData\\Roaming\\bwLehrpoolSuite\\config.ini"));
-			lblPath.setText(ini.get("main", "Letzter Uploadpfad",String.class));
+			Wini ini = new Wini(new File("C:\\Users\\"
+					+ System.getProperty("user.name")
+					+ "\\AppData\\Roaming\\bwLehrpoolSuite\\config.ini"));
+			lblPath.setText(ini.get("main", "Letzter Uploadpfad", String.class));
 		} catch (InvalidFileFormatException e2) {
 			// TODO Auto-generated catch block
 			e2.printStackTrace();
@@ -198,10 +194,10 @@ public class FTPCreateUploader_GUI extends JFrame implements
 			// TODO Auto-generated catch block
 			e2.printStackTrace();
 		}
-		
+
 		lblPath.addPropertyChangeListener(new PropertyChangeListener() {
 			public void propertyChange(PropertyChangeEvent arg0) {
-				if (lblPath.getText()==null) {
+				if (lblPath.getText() == null) {
 					// wenn leer, dann upload button nicht freigeben
 					btnUploadStarten.setEnabled(false);
 					btnUploadStarten.setText("Bitte warten");
@@ -359,7 +355,13 @@ public class FTPCreateUploader_GUI extends JFrame implements
 											"C:\\Users\\"
 													+ System.getProperty("user.name")
 													+ "\\AppData\\Roaming\\bwLehrpoolSuite\\config.ini"));
-							ini.put("main", "Letzter Uploadpfad", lblPath.getText().substring(0, lblPath.getText().lastIndexOf("\\")));
+							ini.put("main",
+									"Letzter Uploadpfad",
+									lblPath.getText()
+											.substring(
+													0,
+													lblPath.getText()
+															.lastIndexOf("\\")));
 							ini.store();
 						} catch (InvalidFileFormatException e2) {
 							// TODO Auto-generated catch block
@@ -393,10 +395,38 @@ public class FTPCreateUploader_GUI extends JFrame implements
 
 				btnZurck.addActionListener(new ActionListener() {
 					public void actionPerformed(ActionEvent e) {
-						dispose();
+						// check if loading file or not
+						if (isCurrentlyLoading() == true) {
+							int choice = JOptionPane
+									.showOptionDialog(
+											null,
+											"Nicht abgeschlossene Uploads werden beendet. Trotzdem zurück gehen?",
+											"Warnung",
+											JOptionPane.YES_NO_CANCEL_OPTION,
+											JOptionPane.QUESTION_MESSAGE, null,
+											options, options[1]);
+							// 0=beenden, 1=abbrechen
+							if (choice == 0) {
+								try {
+									client.DeleteFtpUser(user.userName);
+								} catch (TException e1) {
+									// TODO Auto-generated catch block
+									e1.printStackTrace();
+								}
+								task.cancel(true);
+								// not loading files, go back one page
+								dispose();
+
+								PermissionCreateImage_GUI m = new PermissionCreateImage_GUI();
+								m.setVisible(true);
 
-						PermissionCreateImage_GUI m = new PermissionCreateImage_GUI();
-						m.setVisible(true);
+							}
+						} else {
+							dispose();
+
+							PermissionCreateImage_GUI m = new PermissionCreateImage_GUI();
+							m.setVisible(true);
+						}
 					}
 				});
 				btnZurck.setActionCommand("Cancel");
@@ -518,14 +548,15 @@ public class FTPCreateUploader_GUI extends JFrame implements
 			// Button zum Fertigstellen freischalten, wenn 100% erreicht sind
 			if (progress == 0 || progress == 100) {
 				// not uploading currently
-				btnZurck.setEnabled(true);
+				// btnZurck.setEnabled(true);
 			} else {
 				// currently uploading, don't let user interact
-				btnZurck.setEnabled(false);
+				// btnZurck.setEnabled(false);
 			}
 
 			// Fertigstellen erlauben wenn upload abgeschlossen
 			if (progress == 100) {
+				isCurrentlyLoading();
 				finishButton.setEnabled(true);
 
 			} else {
@@ -608,5 +639,18 @@ public class FTPCreateUploader_GUI extends JFrame implements
 		}
 		return true;
 
-	}
-}
\ No newline at end of file
+	}// end writeData()
+
+	public boolean isCurrentlyLoading() {
+		isCurrentlyLoading = false;
+
+		if (labelverbleibend.getText().equals("0")) {
+			isCurrentlyLoading = false;
+		} else {
+			isCurrentlyLoading = true;
+		}
+		System.out.println("isCurrentlyLoading"+isCurrentlyLoading);
+		return isCurrentlyLoading;
+	}// end isCurrentlyLoading()
+
+}// end class
\ No newline at end of file