javafx之登陸介面的跳轉
阿新 • • 發佈:2019-02-07
介面佈局用到的是fxml而非純java程式碼,工具是javafx sence builder
賬號:account 密碼:password
登陸成功:
可以點選退出登陸返回到登陸頁面
工程目錄:
package check; /** * * @author itwang */ public class Check { public static boolean checkreturn(String account,String password){ boolean checkbool = false; if("account".equals(account)&&"password".equals(password)){ checkbool = true; } return checkbool; } }
package fxmltest; import java.net.URL; import java.util.ResourceBundle; import javafx.event.ActionEvent; import javafx.fxml.FXML; import javafx.fxml.Initializable; import javafx.scene.control.PasswordField; import javafx.scene.control.TextField; /** * * @author itwang */ public class LoginController implements Initializable { @FXML private TextField account; @FXML private PasswordField password; private FXMLTest application; public void setApp(FXMLTest application){ this.application = application; } @FXML public void LOGIN_M(ActionEvent event) { application.userlogin(account.getText(), password.getText()); } @FXML private void CLEAR_M(ActionEvent event) { account.setText(null); password.setText(null); } @Override public void initialize(URL url, ResourceBundle rb) { // TODO } }
package fxmltest; import java.net.URL; import java.util.ResourceBundle; import javafx.event.ActionEvent; import javafx.fxml.FXML; import javafx.fxml.Initializable; /** * * @author itwang */ public class MainController implements Initializable{ private FXMLTest application; public void setApp(FXMLTest application){ this.application = application; } @FXML private void OUT_M(ActionEvent event) { application.useroutmain(); } @Override public void initialize(URL url, ResourceBundle rb) { } }
package fxmltest;
import check.Check;
import java.io.InputStream;
import java.util.logging.Level;
import java.util.logging.Logger;
import javafx.application.Application;
import javafx.fxml.FXMLLoader;
import javafx.fxml.Initializable;
import javafx.fxml.JavaFXBuilderFactory;
import javafx.scene.Scene;
import javafx.scene.layout.AnchorPane;
import javafx.stage.Stage;
/**
*
* @author itwang
*/
public class FXMLTest extends Application {
private Stage stage;
private final double MINIMUM_WINDOW_WIDTH = 400.0;
private final double MINIMUM_WINDOW_HEIGHT = 250.0;
@Override
public void start(Stage primaryStage) throws Exception {
stage = primaryStage;
stage.setTitle("FXML Login Sample");
stage.setMinWidth(MINIMUM_WINDOW_WIDTH);
stage.setMinHeight(MINIMUM_WINDOW_HEIGHT);
gotologin();
stage.show();
}
public void gotologin(){
try {
LoginController login = (LoginController) replaceSceneContent("FXML_LOGIN.fxml");
login.setApp(this);
} catch (Exception ex) {
Logger.getLogger(FXMLTest.class.getName()).log(Level.SEVERE, null, ex);
}
}
public void gotomain(){
try {
MainController main = (MainController) replaceSceneContent("FXML_MAIN.fxml");
main.setApp(this);
} catch (Exception ex) {
Logger.getLogger(FXMLTest.class.getName()).log(Level.SEVERE, null, ex);
}
}
public void userlogin(String account,String password){
if(Check.checkreturn(account,password)){
gotomain();
}
}
public void useroutmain(){
gotologin();
}
private Initializable replaceSceneContent(String fxml) throws Exception {
FXMLLoader loader = new FXMLLoader();
InputStream in = FXMLTest.class.getResourceAsStream(fxml);
loader.setBuilderFactory(new JavaFXBuilderFactory());
loader.setLocation(FXMLTest.class.getResource(fxml));
AnchorPane page;
try {
page = (AnchorPane) loader.load(in);
} finally {
in.close();
}
Scene scene = new Scene(page, 800, 600);
stage.setScene(scene);
stage.sizeToScene();
return (Initializable) loader.getController();
}
public static void main(String[] args) {
launch(args);
}
}
<?xml version="1.0" encoding="UTF-8"?>
<?import java.lang.*?>
<?import java.util.*?>
<?import javafx.geometry.*?>
<?import javafx.scene.control.*?>
<?import javafx.scene.effect.*?>
<?import javafx.scene.layout.*?>
<?import javafx.scene.paint.*?>
<?import javafx.scene.text.*?>
<AnchorPane id="AnchorPane" maxHeight="-Infinity" maxWidth="-Infinity" minHeight="-Infinity" minWidth="-Infinity" prefHeight="250.0" prefWidth="400.0"
xmlns:fx="http://javafx.com/fxml" fx:controller="fxmltest.LoginController">
<children>
<VBox layoutX="3.0" layoutY="0.0" prefHeight="250.0" prefWidth="390.0" spacing="20.0">
<children>
<HBox minHeight="37.0" prefHeight="37.0" prefWidth="411.0">
<children>
<Label text="登陸介面">
<effect>
<DropShadow height="7.845238095238096" radius="4.1815476190476195" width="10.880952380952381" />
</effect>
<font>
<Font name="System Bold" size="30.0" />
</font>
<HBox.margin>
<Insets left="140.0" />
</HBox.margin>
</Label>
</children>
</HBox>
<GridPane alignment="TOP_RIGHT" prefWidth="380.0">
<children>
<Label alignment="TOP_RIGHT" text="Account" GridPane.columnIndex="0" GridPane.halignment="RIGHT" GridPane.rowIndex="0">
<effect>
<DropShadow blurType="TWO_PASS_BOX" height="7.845238095238096" radius="3.675595238095238" width="8.857142857142858" />
</effect>
<font>
<Font size="25.0" fx:id="x1" />
</font>
<GridPane.margin>
<Insets right="8.0" fx:id="x2" />
</GridPane.margin>
</Label>
<Label font="$x1" text="password" GridPane.columnIndex="0" GridPane.halignment="RIGHT" GridPane.margin="$x2" GridPane.rowIndex="1">
<effect>
<DropShadow blurType="TWO_PASS_BOX" height="7.845238095238094" radius="3.6755952380952372" width="8.857142857142854" />
</effect>
</Label>
<TextField fx:id="account" prefHeight="26.0" prefWidth="268.0" promptText="please input your account" GridPane.columnIndex="1" GridPane.rowIndex="0" />
<PasswordField fx:id="password" prefWidth="223.0" promptText="please input your password" GridPane.columnIndex="1" GridPane.rowIndex="1" />
<Button id="btn_login" mnemonicParsing="false" onAction="#LOGIN_M" prefWidth="80.0" text="登陸" GridPane.columnIndex="0" GridPane.halignment="RIGHT" GridPane.rowIndex="2">
<effect>
<DropShadow />
</effect>
<GridPane.margin>
<Insets top="15.0" />
</GridPane.margin>
</Button>
<Button id="btn_clear" mnemonicParsing="false" onAction="#CLEAR_M" prefWidth="80.0" text="清除" GridPane.columnIndex="1" GridPane.rowIndex="2">
<effect>
<DropShadow />
</effect>
<GridPane.margin>
<Insets left="80.0" top="15.0" />
</GridPane.margin>
</Button>
</children>
<columnConstraints>
<ColumnConstraints hgrow="SOMETIMES" maxWidth="205.0" minWidth="10.0" prefWidth="147.0" />
<ColumnConstraints hgrow="SOMETIMES" maxWidth="318.0" minWidth="10.0" prefWidth="243.0" />
</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>
</GridPane>
</children>
<padding>
<Insets top="30.0" />
</padding>
</VBox>
</children>
</AnchorPane>
<?xml version="1.0" encoding="UTF-8"?>
<?import java.lang.*?>
<?import java.util.*?>
<?import javafx.scene.control.*?>
<?import javafx.scene.layout.*?>
<?import javafx.scene.paint.*?>
<?import javafx.scene.text.*?>
<AnchorPane id="AnchorPane" maxHeight="-Infinity" maxWidth="-Infinity" minHeight="-Infinity" minWidth="-Infinity" prefHeight="400.0" prefWidth="600.0"
xmlns:fx="http://javafx.com/fxml" fx:controller="fxmltest.MainController">
<children>
<Hyperlink layoutX="86.0" layoutY="111.0" text="退出登入!" onAction="#OUT_M">
<font>
<Font size="45.0" />
</font>
</Hyperlink>
</children>
</AnchorPane>