MainWindow.fxml

<?xml version="1.0" encoding="UTF-8"?>

<?import java.net.URL?>
<?import javafx.geometry.Insets?>
<?import javafx.scene.control.Menu?>
<?import javafx.scene.control.MenuBar?>
<?import javafx.scene.control.MenuItem?>
<?import javafx.scene.image.Image?>
<?import javafx.scene.layout.StackPane?>
<?import javafx.scene.layout.VBox?>
<?import javafx.scene.Scene?>
<?import javafx.stage.Stage?>
<?import javafx.scene.control.SplitPane?>
<?import javafx.scene.control.TabPane?>
<?import javafx.scene.control.Tab?>
<?import javafx.scene.layout.AnchorPane?>

<?import javafx.scene.control.ScrollPane?>
<fx:root type="javafx.stage.Stage" xmlns="http://javafx.com/javafx/8" xmlns:fx="http://javafx.com/fxml/1"
         title="Deliveria" minWidth="450" minHeight="600" onCloseRequest="#handleExit">
  <icons>
    <Image url="@/images/address_book_32.png" />
  </icons>
  <scene>
    <Scene>
      <stylesheets>
        <URL value="@DarkTheme.css" />
        <URL value="@Extensions.css" />
      </stylesheets>

      <VBox>
        <MenuBar fx:id="menuBar" VBox.vgrow="NEVER">
          <Menu mnemonicParsing="false" text="File">
            <MenuItem mnemonicParsing="false" onAction="#handleExit" text="Exit" />
          </Menu>
          <Menu mnemonicParsing="false" text="Help">
            <MenuItem fx:id="helpMenuItem" mnemonicParsing="false" onAction="#handleHelp" text="Help" />
          </Menu>
        </MenuBar>

      <SplitPane dividerPositions="0.7">
        <VBox>
          <padding>
            <Insets bottom="20"/>
          </padding>

          <TabPane fx:id="tabPane" tabClosingPolicy="UNAVAILABLE">
            <tabs>
              <Tab text="Home">
                <StackPane fx:id="statusbarPlaceholder" VBox.vgrow="NEVER" />
                <SplitPane>
                  <VBox fx:id="driverList" styleClass="pane-with-border" minWidth="250" prefWidth="250" VBox.vgrow="ALWAYS">
                    <padding>
                      <Insets top="10" right="10" bottom="10" left="10" />
                    </padding>
                    <StackPane fx:id="driverListPanelPlaceholder" VBox.vgrow="ALWAYS"/>
                  </VBox>

                  <VBox fx:id="customerList" styleClass="pane-with-border" minWidth="300" prefWidth="300" VBox.vgrow="ALWAYS">
                    <padding>
                      <Insets top="10" right="10" bottom="10" left="10" />
                    </padding>
                    <StackPane fx:id="customerListPanelPlaceholder" VBox.vgrow="ALWAYS"/>
                  </VBox>
                </SplitPane>

              </Tab>

              <Tab text="History">
                <SplitPane dividerPositions="0.4">

                  <VBox fx:id="commandList" styleClass="pane-with-border" minWidth="200" prefWidth="200" VBox.vgrow="ALWAYS">
                    <padding>
                      <Insets top="10" right="10" bottom="10" left="10" />
                    </padding>
                    <StackPane fx:id="commandListPanelPlaceholder" VBox.vgrow="ALWAYS"/>
                  </VBox>

                  <VBox fx:id="completedTaskList" styleClass="pane-with-border" minWidth="200" prefWidth="200" VBox.vgrow="ALWAYS">
                    <padding>
                      <Insets top="10" right="10" bottom="10" left="10" />
                    </padding>
                    <StackPane fx:id="completedTaskListPanelPlaceholder" VBox.vgrow="ALWAYS"/>
                  </VBox>
                </SplitPane>
              </Tab>

                <Tab text = "Statistic">
                    <VBox>
                      <StackPane fx:id="statisticPanelPlaceholder" VBox.vgrow="ALWAYS"/>
                    </VBox>
                </Tab>

            </tabs>
        </TabPane>

          <StackPane VBox.vgrow="NEVER" fx:id="resultDisplayPlaceholder" styleClass="pane-with-border"
                     minHeight="100" prefHeight="100" maxHeight="100">
            <padding>
              <Insets top="5" right="10" bottom="5" left="10" />
            </padding>
          </StackPane>

          <StackPane VBox.vgrow="NEVER" fx:id="commandBoxPlaceholder" styleClass="pane-with-border">
            <padding>
              <Insets top="15" right="10" bottom="15" left="10" />
            </padding>
          </StackPane>

        </VBox>
          <SplitPane orientation="VERTICAL">

            <VBox fx:id="taskList" styleClass="pane-with-border" VBox.vgrow="ALWAYS">
              <padding>
                <Insets top="10" right="10" bottom="10" left="10" />
              </padding>
              <StackPane fx:id="assignedTaskListPanelPlaceholder"/>
            </VBox>

            <VBox fx:id="unassignedTaskList" styleClass="pane-with-border" VBox.vgrow="ALWAYS">
            <padding>
              <Insets top="10" right="10" bottom="10" left="10" />
            </padding>
            <StackPane fx:id="unassignedTaskListPanelPlaceholder"/>
            </VBox>

          </SplitPane>
      </SplitPane>

      </VBox>
    </Scene>
  </scene>
</fx:root>