Calculator Sample.fxml 2021

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

<?import javafx.scene.control.Button?>
<?import javafx.scene.control.Label?>
<?import javafx.scene.layout.AnchorPane?>
<?import javafx.scene.layout.ColumnConstraints?>
<?import javafx.scene.layout.GridPane?>
<?import javafx.scene.layout.RowConstraints?>
<?import javafx.scene.layout.VBox?>
<?import javafx.scene.text.Font?>

<VBox minHeight="-Infinity" minWidth="-Infinity" prefHeight="329.0" prefWidth="250.0"
      xmlns="http://javafx.com/javafx/8.0.121" xmlns:fx="http://javafx.com/fxml/1" fx:controller="sample.Controller">
    <children>
        <AnchorPane prefHeight="361.0" prefWidth="250.0">
            <children>
                <GridPane alignment="TOP_CENTER" hgap="5" layoutX="18" layoutY="110" prefHeight="200.0"
                          prefWidth="200.0" vgap="5">
                    <columnConstraints>
                        <ColumnConstraints hgrow="SOMETIMES" maxWidth="50.0" minWidth="50.0" prefWidth="70"/>
                        <ColumnConstraints hgrow="SOMETIMES" maxWidth="50.0" minWidth="50.0" prefWidth="60"/>
                        <ColumnConstraints hgrow="SOMETIMES" maxWidth="50.0" minWidth="50.0" prefWidth="100"/>
                        <ColumnConstraints hgrow="SOMETIMES" maxWidth="50.0" minWidth="50.0" prefWidth="100"/>
                    </columnConstraints>
                    <rowConstraints>
                        <RowConstraints minHeight="10.0" prefHeight="30.0" vgrow="SOMETIMES"/>
                        <RowConstraints minHeight="10.0" prefHeight="30.0" vgrow="SOMETIMES"/>
                        <RowConstraints minHeight="10.0" prefHeight="30.0" vgrow="SOMETIMES"/>
                        <RowConstraints minHeight="10.0" prefHeight="30.0" vgrow="SOMETIMES"/>
                    </rowConstraints>
                    <children>
                        <Button mnemonicParsing="false" onAction="#button_number_click" prefHeight="48" prefWidth="50"
                                text="7">
                            <font>
                                <Font name="System Bold Italic" size="22"/>
                            </font>
                        </Button>
                        <Button mnemonicParsing="false" prefHeight="48" prefWidth="50" text="8"
                                onAction="#button_number_click" GridPane.columnIndex="1">
                            <font>
                                <Font name="System Bold Italic" size="22"/>
                            </font>
                        </Button>
                        <Button mnemonicParsing="false" prefHeight="48" prefWidth="50" text="9"
                                onAction="#button_number_click" GridPane.columnIndex="2">
                            <font>
                                <Font name="System Bold Italic" size="22"/>
                            </font>
                        </Button>
                        <Button mnemonicParsing="false" prefHeight="48" prefWidth="50" text="/"
                                 onAction="#button_div_click"
                                GridPane.columnIndex="3">
                            <font>
                                <Font name="System Bold Italic" size="22"/>
                            </font>
                        </Button>
                        <Button mnemonicParsing="false" prefHeight="48" prefWidth="50" text="4"
                                onAction="#button_number_click" GridPane.rowIndex="1">
                            <font>
                                <Font name="System Bold Italic" size="22"/>
                            </font>
                        </Button>
                        <Button mnemonicParsing="false" prefHeight="48" prefWidth="50" text="5"
                                onAction="#button_number_click" GridPane.columnIndex="1" GridPane.rowIndex="1">
                            <font>
                                <Font name="System Bold Italic" size="22"/>
                            </font>
                        </Button>
                        <Button mnemonicParsing="false" prefHeight="48" prefWidth="50" text="6" onAction="#button_number_click" GridPane.columnIndex="2"
                                GridPane.rowIndex="1">
                            <font>
                                <Font name="System Bold Italic" size="22"/>
                            </font>
                        </Button>
                        <Button mnemonicParsing="false" prefHeight="48" prefWidth="50" text="*" onAction="#button_mul_click" GridPane.columnIndex="3"
                                GridPane.rowIndex="1">
                            <font>
                                <Font name="System Bold Italic" size="22"/>
                            </font>
                        </Button>
                        <Button mnemonicParsing="false" prefHeight="48" prefWidth="50" text="1" onAction="#button_number_click" GridPane.rowIndex="2">
                            <font>
                                <Font name="System Bold Italic" size="22"/>
                            </font>
                        </Button>
                        <Button mnemonicParsing="false" prefHeight="48" prefWidth="50" text="2" onAction="#button_number_click" GridPane.columnIndex="1"
                                GridPane.rowIndex="2">
                            <font>
                                <Font name="System Bold Italic" size="22"/>
                            </font>
                        </Button>
                        <Button mnemonicParsing="false" prefHeight="48" prefWidth="50" text="3" onAction="#button_number_click" GridPane.columnIndex="2"
                                GridPane.rowIndex="2">
                            <font>
                                <Font name="System Bold Italic" size="22"/>
                            </font>
                        </Button>
                        <Button mnemonicParsing="false" prefHeight="48" prefWidth="50" text="-" onAction="#button_min_click" GridPane.columnIndex="3"
                                GridPane.rowIndex="2">
                            <font>
                                <Font name="System Bold Italic" size="22"/>
                            </font>
                        </Button>
                        <Button mnemonicParsing="false" prefHeight="48" prefWidth="50" text="." onAction="#button_number_click" GridPane.rowIndex="3">
                            <font>
                                <Font name="System Bold Italic" size="22"/>
                            </font>
                        </Button>
                        <Button mnemonicParsing="false" prefHeight="48" prefWidth="50" text="0" onAction="#button_number_click" GridPane.columnIndex="1"
                                GridPane.rowIndex="3">
                            <font>
                                <Font name="System Bold Italic" size="22"/>
                            </font>
                        </Button>
                        <Button mnemonicParsing="false" prefHeight="48" prefWidth="50" text="=" onAction="#button_rez_click" GridPane.columnIndex="2"
                                GridPane.rowIndex="3">
                            <font>
                                <Font name="System Bold Italic" size="22"/>
                            </font>
                        </Button>
                        <Button mnemonicParsing="false" prefHeight="48" prefWidth="50" text="+" onAction="#button_plus_click" GridPane.columnIndex="3"
                                GridPane.rowIndex="3">
                            <font>
                                <Font name="System Bold Italic" size="22"/>
                            </font>
                        </Button>
                    </children>
                </GridPane>
                <Button fx:id="button_clear" layoutX="171" layoutY="48" mnemonicParsing="false" prefHeight="54"
                        prefWidth="62.0" text="C" onAction="#button_Clear_click">
                    <font>
                        <Font name="System Bold" size="25"/>
                    </font>
                </Button>
                <Label fx:id="label_rez" layoutX="18" layoutY="50" prefHeight="54" prefWidth="146">
                    <font>
                        <Font size="22"/>
                    </font>
                </Label>
                <Label fx:id="label_top" layoutX="14" layoutY="14" prefHeight="29" prefWidth="215">
                    <font>
                        <Font size="15"/>
                    </font>
                </Label>
            </children>
        </AnchorPane>
    </children>
</VBox>