Java 在FXML控制器中从其他类调用方法
我目前正在做一个家庭作业,使用场景生成器在javaFX中创建一个带有多个选项卡的web浏览器,并在FXML控制器中编码。我是个新手,但我似乎不知道如何从控制器类中的其他类访问其他方法 我有一个文件名FXMLDocumentController.java,其中包含我所有的编码,还有一个文件名为name.java,它只加载由场景生成器创建的.fxml文档Java 在FXML控制器中从其他类调用方法,java,controller,javafx,fxml,scenebuilder,Java,Controller,Javafx,Fxml,Scenebuilder,我目前正在做一个家庭作业,使用场景生成器在javaFX中创建一个带有多个选项卡的web浏览器,并在FXML控制器中编码。我是个新手,但我似乎不知道如何从控制器类中的其他类访问其他方法 我有一个文件名FXMLDocumentController.java,其中包含我所有的编码,还有一个文件名为name.java,它只加载由场景生成器创建的.fxml文档 package name; public class FXMLDocumentController implements Initializ
package name;
public class FXMLDocumentController implements Initializable {
@FXML
private Tab TabPanel1;
@FXML
private Button backButton;
@FXML
private Button forwardButton;
@FXML
private Button goButton;
@FXML
private Label label;
@FXML
private MenuBar menubar1;
@FXML
private Button stopButton;
@FXML
private AnchorPane textArea1;
@FXML
private ComboBox urlAddress;
@FXML
private WebView webview1;
private WebEngine webEngine;
@FXML
void backButtonClickAction(ActionEvent event) {
WebHistory history = webEngine.getHistory();
int back = history.getCurrentIndex();
if (back <= 0) {
} else {
history.go(-1);
}
}
@FXML
void forwardButtonClickAction(ActionEvent event) {
WebHistory history = webEngine.getHistory();
int fwd = history.getCurrentIndex();
fwd++;
ObservableList<WebHistory.Entry> entryList = history.getEntries();
int stop = entryList.size();
if (fwd == stop) {
} else {
history.go(1);
}
}
@FXML
void stopButtonAction(ActionEvent event) {
webEngine.getLoadWorker().cancel();
}
@FXML
void goButtonAction(ActionEvent event) {
String url = urlAddress.getValue().toString();
if (url.startsWith("http://www.")) {
webEngine.load(url);
} else if (url.startsWith("www.")) {
webEngine.load("http://" + url);
} else {
webEngine.load("http://www." + url);
}
//TabPanel1.setText(webEngine.getLocation());
//System.out.println(webEngine.getTitle());
}
@FXML
void urlAddressEnter(ActionEvent event) {
String url = urlAddress.getValue().toString();
if (url.startsWith("http://www.")) {
webEngine.load(url);
} else if (url.startsWith("www.")) {
webEngine.load("http://" + url);
} else {
webEngine.load("http://www." + url);
}
}
@Override
public void initialize(URL url, ResourceBundle rs) {
assert TabPanel1 != null : "fx:id=\"TabPanel1\" was not injected: check your FXML file 'FXMLDocument.fxml'.";
assert backButton != null : "fx:id=\"backButton\" was not injected: check your FXML file 'FXMLDocument.fxml'.";
assert forwardButton != null : "fx:id=\"forwardButton\" was not injected: check your FXML file 'FXMLDocument.fxml'.";
assert goButton != null : "fx:id=\"goButton\" was not injected: check your FXML file 'FXMLDocument.fxml'.";
assert label != null : "fx:id=\"label\" was not injected: check your FXML file 'FXMLDocument.fxml'.";
assert menubar1 != null : "fx:id=\"menubar1\" was not injected: check your FXML file 'FXMLDocument.fxml'.";
assert stopButton != null : "fx:id=\"stopButton\" was not injected: check your FXML file 'FXMLDocument.fxml'.";
assert textArea1 != null : "fx:id=\"textArea1\" was not injected: check your FXML file 'FXMLDocument.fxml'.";
assert urlAddress != null : "fx:id=\"urlAddress\" was not injected: check your FXML file 'FXMLDocument.fxml'.";
assert webview1 != null : "fx:id=\"webview1\" was not injected: check your FXML file 'FXMLDocument.fxml'.";
webEngine = webview1.getEngine();
getHistory();
}
private void getHistory() {
final WebHistory history = webEngine.getHistory();
history.getEntries().addListener(new ListChangeListener<WebHistory.Entry>() {
@Override
public void onChanged(ListChangeListener.Change<? extends WebHistory.Entry> c) {
c.next();
for (WebHistory.Entry e : c.getRemoved()) {
urlAddress.getItems().remove(e.getUrl());
}
for (WebHistory.Entry e : c.getAddedSubList()) {
urlAddress.getItems().add(e.getUrl());
}
}
});
}
}
请参阅以获取快速解决方案
静态方法是最直接的,但不是非常面向对象的。还有其他一些方法不涉及静态方法,并以较少的全局状态提供更大的封装、实例化、多态性支持等
BrowserTab.newBrowserTab(tabPane, "New Tab")