[client] lectureList popup menu

2 files changed, 132 insertions, 27 deletions

diff --git a/dozentenmodul/src/main/java/org/openslx/dozmod/gui/window/LectureListWindow.java b/dozentenmodul/src/main/java/org/openslx/dozmod/gui/window/LectureListWindow.java
index 272d5e55..05de0bf7 100644
--- a/dozentenmodul/src/main/java/org/openslx/dozmod/gui/window/LectureListWindow.java
+++ b/dozentenmodul/src/main/java/org/openslx/dozmod/gui/window/LectureListWindow.java
@@ -13,20 +13,30 @@ import java.util.Date;
 import java.util.List;
 
 import javax.swing.JFrame;
+import javax.swing.JMenuItem;
 import javax.swing.JOptionPane;
 import javax.swing.RowFilter;
 import javax.swing.SwingUtilities;
 import javax.swing.UIManager;
 import javax.swing.event.DocumentEvent;
 import javax.swing.event.DocumentListener;
+import javax.swing.event.ListSelectionEvent;
+import javax.swing.event.ListSelectionListener;
 
 import org.apache.log4j.Logger;
+import org.openslx.bwlp.thrift.iface.ImageSummaryRead;
+import org.openslx.bwlp.thrift.iface.ImageVersionDetails;
 import org.openslx.bwlp.thrift.iface.LectureSummary;
 import org.openslx.dozmod.gui.Gui;
 import org.openslx.dozmod.gui.MainWindow;
 import org.openslx.dozmod.gui.helper.MessageType;
+import org.openslx.dozmod.gui.helper.PopupMenu;
+import org.openslx.dozmod.gui.window.ImageDetailsWindow.ImageUpdatedCallback;
 import org.openslx.dozmod.gui.window.LectureDetailsWindow.LectureUpdatedCallback;
 import org.openslx.dozmod.gui.window.layout.LectureListWindowLayout;
+import org.openslx.dozmod.gui.wizard.LectureWizard;
+import org.openslx.dozmod.permissions.ImagePerms;
+import org.openslx.dozmod.permissions.LecturePerms;
 import org.openslx.dozmod.thrift.Session;
 import org.openslx.dozmod.thrift.ThriftActions;
 import org.openslx.dozmod.thrift.ThriftActions.DeleteLectureCallback;
@@ -41,6 +51,13 @@ public class LectureListWindow extends LectureListWindowLayout {
 
 	public final LectureListWindow me = this;
 
+	/**
+	 * Popup menu items
+	 */
+	private JMenuItem popupItemNew = new JMenuItem("Neu");
+	private JMenuItem popupItemEdit = new JMenuItem("Bearbeiten");
+	private JMenuItem popupItemDelete = new JMenuItem("Löschen");
+
 	public LectureListWindow() {
 		super();
 
@@ -68,25 +85,6 @@ public class LectureListWindow extends LectureListWindowLayout {
 			}
 		});
 
-
-		lectureTable.addMouseListener(new MouseAdapter() {
-			@Override
-			public void mouseClicked(MouseEvent e) {
-				if (e.getClickCount() == 2) {
-					openSelectedLectureDetails();
-				}
-			}
-		});
-
-		lectureTable.addKeyListener(new KeyAdapter() {
-			@Override
-			public void keyReleased(KeyEvent e) {
-				if (e.getKeyCode() == KeyEvent.VK_F5) {
-					refreshList(true);
-				}
-			}
-		});
-
 		newButton.addActionListener(new ActionListener() {
 			@Override
 			public void actionPerformed(ActionEvent e) {
@@ -100,7 +98,7 @@ public class LectureListWindow extends LectureListWindowLayout {
 		editButton.addActionListener(new ActionListener() {
 			@Override
 			public void actionPerformed(ActionEvent e) {
-				openSelectedLectureDetails();
+				openLectureDetails(lectureTable.getSelectedItem());
 			}
 		});
 
@@ -108,7 +106,7 @@ public class LectureListWindow extends LectureListWindowLayout {
 		deleteButton.addActionListener(new ActionListener() {
 			@Override
 			public void actionPerformed(ActionEvent e) {
-				deleteSelectedLecture();
+				deleteLecture(lectureTable.getSelectedItem());
 			}
 		});
 
@@ -119,10 +117,104 @@ public class LectureListWindow extends LectureListWindowLayout {
 				MainWindow.showPage(MainMenuWindow.class);
 			}
 		});
-	}
 
-	private void openSelectedLectureDetails() {
-		LectureSummary lecture = lectureTable.getSelectedItem();
+		/**
+		 * Popup menu for the version table on the right side
+		 */
+		final PopupMenu pop = new PopupMenu(new ActionListener() {
+			public void actionPerformed(ActionEvent e) {
+				LectureSummary lecture = lectureTable.getSelectedItem();
+				if (lecture == null)
+					return;
+				if (e.getSource().equals(popupItemNew)) {
+					if (Gui.showMessageBox(me, "Um eine Veranstaltung zu erstellen, müssen Sie ein Image auswählen. Zur Imageauswahl wechseln?",
+							MessageType.QUESTION_YESNO, LOGGER, null)) {
+						MainWindow.showPage(ImageListWindow.class);
+					}
+				}
+				if (e.getSource().equals(popupItemEdit)) {
+					openLectureDetails(lecture);
+				}
+				if (e.getSource().equals(popupItemDelete)) {
+					deleteLecture(lecture);
+				}
+
+			}
+		});
+		pop.addMenuItem(popupItemNew);
+		pop.addMenuItem(popupItemEdit);
+		pop.addSeparator();
+		pop.addMenuItem(popupItemDelete);
+
+		// finally the table listeners
+		lectureTable.addMouseListener(new MouseAdapter() {
+			@Override
+			public void mouseClicked(MouseEvent e) {
+
+			}
+			@Override
+			public void mousePressed(MouseEvent e) {
+				processClick(e);
+			}
+			@Override
+			public void mouseReleased(MouseEvent e) {
+				processClick(e);
+			}
+			private void processClick(MouseEvent e) {
+				// left double click => open details
+				if (SwingUtilities.isLeftMouseButton(e) && e.getClickCount() == 2) {
+					openLectureDetails(lectureTable.getSelectedItem());
+					return;
+				}
+				// else, check if we are a popup trigger
+				int r = lectureTable.rowAtPoint(e.getPoint());
+				if (r >= 0 && r < lectureTable.getRowCount()) {
+					// highlight the row and popup the menu
+					lectureTable.setRowSelectionInterval(r, r);
+					if (e.isPopupTrigger()) {
+						pop.show(e.getComponent(), e.getX(), e.getY());
+					}
+				} else {
+					lectureTable.clearSelection();
+				}
+			}
+		});
+
+		lectureTable.addKeyListener(new KeyAdapter() {
+			@Override
+			public void keyReleased(KeyEvent e) {
+				if (e.getKeyCode() == KeyEvent.VK_F5) {
+					refreshList(true);
+				}
+			}
+		});
+
+		lectureTable.getSelectionModel().addListSelectionListener(new ListSelectionListener() {
+			@Override
+			public void valueChanged(ListSelectionEvent e) {
+				LectureSummary item = lectureTable.getSelectedItem();
+				updateAvailableOptions(item);
+			}
+		});
+		updateAvailableOptions(null);
+	}
+	/**
+	 * Updates the buttons/popup menu items according to the user's permissions
+	 * 
+	 * @param item the image to check the user's permissions for
+	 */
+	private void updateAvailableOptions(LectureSummary lecture) {
+		boolean edit = LecturePerms.canEdit(lecture);
+		boolean admin = LecturePerms.canAdmin(lecture);
+		editButton.setEnabled(edit);
+		deleteButton.setEnabled(admin);
+		popupItemEdit.setEnabled(edit);
+		popupItemDelete.setEnabled(admin);
+	}
+	/**
+	 * Opens the given lecture's details as a popup window
+	 */
+	private void openLectureDetails(final LectureSummary lecture) {
 		if (lecture == null)
 			return;
 		LectureDetailsWindow.open((JFrame)SwingUtilities.getWindowAncestor(me), lecture.getLectureId(), new LectureUpdatedCallback() {
@@ -133,10 +225,14 @@ public class LectureListWindow extends LectureListWindowLayout {
 		});
 	}
 
-	private void deleteSelectedLecture() {
-		LectureSummary lecture = lectureTable.getSelectedItem();
+	/**
+	 * Deletes the given lecture
+	 */
+	private void deleteLecture(final LectureSummary lecture) {
 		if (lecture == null)
 			return;
+		if (!Gui.showMessageBox(this, "Wollen Sie diese Veranstaltung wirklich löschen?", MessageType.QUESTION_YESNO, LOGGER, null))
+			return;
 		ThriftActions.deleteLecture(JOptionPane.getFrameForComponent(me),
 				lecture.getLectureId(), new DeleteLectureCallback() {
 					@Override
@@ -145,6 +241,9 @@ public class LectureListWindow extends LectureListWindowLayout {
 					}
 				});
 	}
+	/**
+	 * Applies the filter entered in the search field to the table
+	 */
 	private void applyFilterOnTable() {
 		try {
 			// List for filters
diff --git a/dozentenmodul/src/main/java/org/openslx/dozmod/permissions/LecturePerms.java b/dozentenmodul/src/main/java/org/openslx/dozmod/permissions/LecturePerms.java
index 9f941610..335913fd 100644
--- a/dozentenmodul/src/main/java/org/openslx/dozmod/permissions/LecturePerms.java
+++ b/dozentenmodul/src/main/java/org/openslx/dozmod/permissions/LecturePerms.java
@@ -1,6 +1,7 @@
 package org.openslx.dozmod.permissions;
 
 import org.openslx.bwlp.thrift.iface.LectureRead;
+import org.openslx.bwlp.thrift.iface.LectureSummary;
 
 /**
  * Class for checking, whether user can edit given lecture
@@ -9,8 +10,13 @@ public class LecturePerms {
 	public static boolean canEdit(LectureRead lecture) {
 		return lecture != null && lecture.userPermissions != null && lecture.userPermissions.edit;
 	}
-
+	public static boolean canEdit(LectureSummary lecture) {
+		return lecture != null && lecture.userPermissions != null && lecture.userPermissions.edit;
+	}
 	public static boolean canAdmin(LectureRead lecture) {
 		return lecture != null && lecture.userPermissions != null && lecture.userPermissions.admin;
 	}
+	public static boolean canAdmin(LectureSummary lecture) {
+		return lecture != null && lecture.userPermissions != null && lecture.userPermissions.admin;
+	}
 }