Improved calendar

src/org/p2pvpn/gui/Calendar.java

@@ -19,7 +19,9 @@
 package org.p2pvpn.gui;
 import com.github.lgooddatepicker.components.CalendarPanel;
 import com.github.lgooddatepicker.zinternaltools.CustomPopup;
-import com.github.lgooddatepicker.zinternaltools.CustomPopup.CustomPopupCloseListener;
+import com.github.lgooddatepicker.zinternaltools.CalendarSelectionEvent;
+import com.github.lgooddatepicker.zinternaltools.YearMonthChangeEvent;
+import com.github.lgooddatepicker.optionalusertools.CalendarListener;
 import java.awt.Component;
 import java.awt.Point;
 import java.time.LocalDate;
@@ -33,8 +35,9 @@ import javax.swing.SwingUtilities;
  * Uses internal library methods.
  * @author monsterovich
  */
-public class Calendar implements CustomPopupCloseListener {
+public class Calendar implements CalendarListener {
     private final CalendarPanel calendarPanel;
+    private CustomPopup calendarPopup;
     private final Component parentComponent;
     private final JSpinner inputField;
     
@@ -43,17 +46,18 @@ public class Calendar implements CustomPopupCloseListener {
         inputField = field;
 
         calendarPanel = new CalendarPanel();
+        calendarPanel.addCalendarListener(this);
     }
     
     void show() {
         Date originalDate = (Date) inputField.getModel().getValue();
         calendarPanel.setSelectedDate(originalDate.toInstant().atZone(ZoneId.systemDefault()).toLocalDate());
 
-        CustomPopup calendarPopup =
+        calendarPopup =
             new CustomPopup(
                 calendarPanel,
                 SwingUtilities.getWindowAncestor(parentComponent),
-                this,
+                null,
                 null);
 
         Point pointOnScreen = new Point(); 
@@ -64,14 +68,19 @@ public class Calendar implements CustomPopupCloseListener {
         calendarPanel.requestFocus();
     }
 
-    public void zEventCustomPopupWasClosed(CustomPopup popup) {
-        LocalDate calendarDate = calendarPanel.getSelectedDate();
-        if (calendarDate != null) {
+    public void selectedDateChanged(CalendarSelectionEvent event) {
+        LocalDate calendarDate = event.getSource().getSelectedDate();
+        if (calendarDate != null && event.getNewDate().equals(event.getOldDate())) {
             Date originalDate = (Date) inputField.getModel().getValue();
             Date date = Date.from(calendarDate.atStartOfDay(ZoneId.systemDefault()).toInstant());
             date.setHours(originalDate.getHours());
             date.setMinutes(originalDate.getMinutes());
             inputField.getModel().setValue(date);
+            calendarPopup.hide();
         }
     }
+    
+    public void yearMonthChanged(YearMonthChangeEvent event) {
+        
+    }
 }

src/org/p2pvpn/gui/InviteWindow.form

@@ -216,6 +216,7 @@
     <Component class="javax.swing.JButton" name="btnCalendar">
       <Properties>
         <Property name="text" type="java.lang.String" value="..."/>
+        <Property name="toolTipText" type="java.lang.String" value="Open calendar"/>
       </Properties>
       <Events>
         <EventHandler event="actionPerformed" listener="java.awt.event.ActionListener" parameters="java.awt.event.ActionEvent" handler="btnCalendarActionPerformed"/>

src/org/p2pvpn/gui/InviteWindow.java

@@ -183,6 +183,7 @@ public class InviteWindow extends javax.swing.JDialog implements ClipboardOwner
         grpDate.add(radDate);
 
         btnCalendar.setText("...");
+        btnCalendar.setToolTipText("Open calendar");
         btnCalendar.addActionListener(new java.awt.event.ActionListener() {
             public void actionPerformed(java.awt.event.ActionEvent evt) {
                 btnCalendarActionPerformed(evt);