Neuer DateTimePicker

src/main/java/de/uniluebeck/mi/projmi6/Main.java

@@ -57,7 +57,10 @@ public class Main extends Application {
 
         Stage loadingMessage = createLoadWindow();
 
-
+        loadMainWindowTask.setOnFailed(event -> {
+            loadMainWindowTask.getException().printStackTrace();
+            loadingMessage.close();
+        });
         loadMainWindowTask.setOnSucceeded(event -> {
             Parent root = loadMainWindowTask.getValue();
 

src/main/java/de/uniluebeck/mi/projmi6/view/DateTimePicker.java

@@ -0,0 +1,168 @@
+package de.uniluebeck.mi.projmi6.view;
+
+import javafx.beans.binding.Bindings;
+import javafx.beans.property.BooleanProperty;
+import javafx.beans.property.IntegerPropertyBase;
+import javafx.collections.FXCollections;
+import javafx.geometry.Insets;
+import javafx.geometry.Pos;
+import javafx.scene.Node;
+import javafx.scene.control.*;
+import javafx.scene.effect.DropShadow;
+import javafx.scene.effect.Effect;
+import javafx.scene.layout.*;
+import javafx.scene.paint.Color;
+import javafx.scene.paint.Paint;
+
+import java.time.LocalDate;
+import java.time.LocalTime;
+import java.util.Arrays;
+import java.util.stream.IntStream;
+import java.time.LocalDateTime;
+/**
+ * A picker for date and time, composed from a DatePicker and two ComboBoxes. It also has an optional Button to set
+ * date and time to the current system time.
+ *
+ * @author Johannes Oehm
+ */
+public class DateTimePicker extends HBox {
+    private DatePicker datePicker = new DatePicker();
+    //private ComboBox<Integer> hourPicker = new ComboBox<>();
+   // private ComboBox<Integer> minutePicker = new ComboBox<>();
+    private NumberTextField hourText = new NumberTextField();
+    private NumberTextField minuteText = new NumberTextField();
+    private Button btnNow = new Button("Jetzt");
+
+    private Effect invalidValue = new DropShadow(10, Color.RED);
+
+
+    /**
+     * Empty constructor for the FXMLLoader.
+     */
+    public DateTimePicker(){
+        this.setAlignment(Pos.CENTER);
+        hourText.setOnKeyReleased(event ->{
+            if(hourText.getCaretPosition()>=2){
+                int hour = Integer.parseInt(hourText.getText());
+                if(hour>=0 && hour <= 24){
+                    minuteText.requestFocus();
+                }
+            }
+        });
+        hourText.setAlignment(Pos.CENTER_RIGHT);
+        hourText.setBackground(null);
+        hourText.setPadding(Insets.EMPTY);
+        hourText.setPromptText("HH");
+        HBox.setHgrow(hourText, Priority.ALWAYS);
+        minuteText.setBackground(null);
+        minuteText.setPadding(Insets.EMPTY);
+        minuteText.setPromptText("MM");
+        HBox.setHgrow(minuteText, Priority.ALWAYS);
+
+       hourText.effectProperty().bind(Bindings.<Effect>createObjectBinding(()->{
+            String text = hourText.getText();
+            if(text.isEmpty()){
+                return null;
+            }
+
+            int value = Integer.parseInt(text);
+            if(value>=0&&value<24){
+                return null;
+            }
+            return invalidValue;
+        }, hourText.textProperty()));
+
+        minuteText.effectProperty().bind(Bindings.<Effect>createObjectBinding(()->{
+            String text = minuteText.getText();
+            if(text.isEmpty()){
+                return null;
+            }
+
+            int value = Integer.parseInt(text);
+            if(value>=0&&value<59){
+                return null;
+            }
+            return invalidValue;
+        }, minuteText.textProperty()));
+        Label colon = new Label(":");
+
+        HBox timePicker = new HBox(hourText, colon,minuteText);
+        timePicker.maxHeightProperty().bind(datePicker.heightProperty());
+        timePicker.setMaxWidth(140);
+        timePicker.getStyleClass().add("button");
+
+        //Set Now-Button action
+        btnNow.setOnAction(event -> setToCurrentDateTime());
+
+
+        //Add the subcomponents to the view.
+        this.getChildren().addAll(datePicker,timePicker,btnNow);
+    }
+
+
+
+
+    /**
+     * Setter for the DateTime that is set in the view.
+     * @param localDateTime The date to be set in the view.
+     */
+    public void setDateTime(LocalDateTime localDateTime){
+        hourText.setText(Integer.toString(localDateTime.getHour()));
+        minuteText.setText(Integer.toString(localDateTime.getMinute()));
+        datePicker.setValue(LocalDate.from(localDateTime));
+    }
+
+    /**
+     * Sets the date set in the view to the current systems time.
+     */
+    public void setToCurrentDateTime(){
+        setDateTime(LocalDateTime.now());
+    }
+
+
+    /**
+     * Getter for date and time that is currently set in the view.
+     * @return A LocalDateTime object or null, if one or more fields are not set.
+     */
+    public LocalDateTime getDateTime(){
+        if(datePicker.getValue()==null ){
+            return  null;
+        }
+        try{
+            int hour = Integer.parseInt( hourText.getText());
+            int minute = Integer.parseInt(minuteText.getText());
+            if(hour>=24|| hour<0||minute<0||minute>=60){
+                return null;
+            }
+            return LocalDateTime.of(datePicker.getValue(), LocalTime.of(hour, minute));
+        }catch (Exception e){
+            return  null;
+        }
+    }
+
+    /**
+     * A property for hiding the "Set date and time to now"-Button.
+     * @return A BooleanProperty, true if the button is visible.
+     */
+    public BooleanProperty nowButtonVisiblePropety(){
+        return btnNow.visibleProperty();
+    }
+
+    /**
+     * Setter for the {@link DateTimePicker#nowButtonVisiblePropety}.
+     * @param visible When set to true, the button will be shown.
+     */
+    public void setNowButtonVisible(boolean visible){
+        btnNow.setVisible(visible);
+    }
+
+    /**
+     * Getter for the {@link DateTimePicker#nowButtonVisiblePropety}.
+     * @return true if the now-Button is visible, false otherwise.
+     */
+    public boolean isNowButtonVisible(){
+        return btnNow.isVisible();
+    }
+
+
+}

src/main/java/de/uniluebeck/mi/projmi6/view/NumberTextField.java

@@ -0,0 +1,34 @@
+package de.uniluebeck.mi.projmi6.view;
+
+
+import javafx.scene.control.TextField;
+
+/**
+ * based on http://blog.axxg.de/javafx-textfield-beschraenken/
+ *
+ * TextField that only allows two numbers.
+ *
+ * Created by Johannes on 14/11/2015.
+ */
+public class NumberTextField extends TextField {
+
+
+
+    @Override
+    public void replaceText(int start, int end, String text) {
+        int charactersRemoved = end -start;
+        int charactersAdded = text.length();
+        if ((text.matches("[0-9]")||text.length()==0) && getText().length()-charactersRemoved+charactersAdded <=2) {
+            super.replaceText(start, end, text);
+        }
+    }
+
+    @Override
+    public void replaceSelection(String text) {
+        int newTextLength = getText().length()-getSelectedText().length()+text.length();
+        if (newTextLength<=2 && (text.matches("[0-9]")||text.length()==0))  {
+            super.replaceSelection(text);
+        }
+    }
+
+}

src/main/resources/stationshistorie.fxml

@@ -2,12 +2,14 @@
 
 <?import javafx.geometry.*?>
 <?import javafx.scene.text.*?>
+<?import java.net.* ?>
 <?import java.lang.*?>
 <?import javafx.scene.control.*?>
 <?import javafx.scene.layout.*?>
+<?import de.uniluebeck.mi.projmi6.view.*?>
 
 
-<SplitPane fx:controller="de.uniluebeck.mi.projmi6.controller.StationsHistorieController" dividerPositions="0.45"  xmlns="http://javafx.com/javafx/8"
+<SplitPane fx:controller="de.uniluebeck.mi.projmi6.controller.StationsHistorieController" dividerPositions="0.45" xmlns="http://javafx.com/javafx/8"
            xmlns:fx="http://javafx.com/fxml/1">
     <items>
         <VBox>
@@ -44,13 +46,14 @@
                         <Label text="Abteilung"/>
                         <Label text="Station" GridPane.rowIndex="1"/>
                         <Label text="Aufnahmedatum / -Zeit" GridPane.rowIndex="2"/>
-                        <HBox alignment="CENTER" GridPane.columnIndex="1" GridPane.rowIndex="2">
+                        <DateTimePicker GridPane.columnIndex="1" GridPane.rowIndex="2"/>
+                        <!--<HBox alignment="CENTER" GridPane.columnIndex="1" GridPane.rowIndex="2">
                             <children>
                                 <DatePicker GridPane.columnIndex="1" GridPane.rowIndex="2"/>
                                 <TextField prefColumnCount="10" promptText="HH:MM"/>
                                 <Button mnemonicParsing="false" text="Jetzt"/>
                             </children>
-                        </HBox>
+                        </HBox>-->
                         <Label text="Entlassungsdatum/ -Zeit" GridPane.rowIndex="3"/>
                         <HBox alignment="CENTER" prefHeight="100.0" prefWidth="200.0" GridPane.columnIndex="1"
                               GridPane.rowIndex="3">
@@ -95,4 +98,7 @@
             </children>
         </VBox>
     </items>
+    <stylesheets>
+        <URL value="@style.css" />
+    </stylesheets>
 </SplitPane>