how to set bounds for jpanel in java Add the text field to a container such as a JPanel: private JPanel generateButtons (int argsAmount, JFrame mainFrame) JPanel argsPanel = new JPanel ( new GridLayout ( 1 , argsAmount )); xData = new double [ argsAmount ]; 我正在寫一個游戲，其中有一組孤島，當我左鍵單擊一個工人時，每個孤島上有個工人，光標出現在它上面，而當我右鍵單擊孤島中的某個位置時，選定的工人就會移動到那里。我希望每當我左鍵單擊一個worker時，JPanel都會顯示在屏幕的右側。該面板將顯示該工作者的統計信息，例如健康狀況和 . setBounds ( 1920 / 2 - 100, 1080 / 2 - 100, 200, 50 ); panel. It is similar to the panel in Abstract Window … I have added the components to a JPanel and that JPanel to a JScrollPane. i wrote this code: JPanel panel = new JPanel (); panel. JButton; import javax. If matched the focus is set to that JComponent. In general, when you want to set a border on a standard Swing component other than JPanel or JLabel, we recommend that you put the component in a JPanel … I need to set a background image in my program. It is added to the Container, with the getContentPane () API method of JDialog and add (Component comp) API method of Container. setCursor (Cursor) 取代。 void setExtendedState (int state) 设置此 frame 的状态。 void setIconImage (Image image) 设置此 frame 要显示在最小化图标中的图像。 void setMaximizedBounds (Rectangle bounds) 设置此 frame 的最大化边界。 void setMenuBar (MenuBar mb) 将此 frame 的菜单栏设置 … java – 在JFrame中组织多个JPanel的好方法是什么？在 2023年3月8日上张贴由 lianhe 发表回复我想要做的是在框架内组织五个单独的JPanel. protected JRootPane createRootPane () 由构造方法调用，以创建默认的 rootPane。. validate() on main frame in order show them. I was looking up a way to paint to a panel that I constructed in the main method. The first two arguments are x and y coordinates of the top-left corner of the component, the … I need to set a background image in my program. The main task of JPanel is to organize components, various layouts can be set in JPanel which provide better organisation of components, however it does not have a title bar. By default, a JFrame can be displayed at the top-left position of a screen. JPanel; public class NewClass1 extends javax. <init> JFrame. g. 基本上我在 imageView 中有一個 map 的圖像，當雙擊圖像時它會放置一個點。拖動圖像時，我需要點與圖像一起移動，以便點保持在 map 的同一點上。 Circle dot new Circle container. We can implement most of the java swing applications using JFrame. c om*/ import javax. . Layout Managers can be used in order to provide further customizations to JPanel. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. 顶部面板正下方的两个面板垂直分割空间,然后另外两个面板水平分割剩余空间. It's my first time to add jScrollPane for jPanel inside jFrame. How to Use setBounds() Method in Java import javax. JPanel panel=new JPanel (); panel. Example 1 基本上我在 imageView 中有一個 map 的圖像，當雙擊圖像時它會放置一個點。拖動圖像時，我需要點與圖像一起移動，以便點保持在 map 的同一點上。 Circle dot new Circle container. Hope you … setBounds () The setBounds () method needs four arguments. setBackground (Color. 1) Colour the bottom JPanel (totalGUI) so you can see its location and size. We also use the setSize (int arg0, int arg1) API method of JDialog to set the size of the window. ? 1 firstPanel. The new location of the top-left corner is specified by x and y, and the new size is specified by width and height. JFrame. i want to draw some graphs including vertices and edges in my application. i found that jgraph is a good library for plotting graphs. JLabel is inactive to input events such a mouse focus or keyboard focus. Add the text field to a container such as a JPanel: So my question is how should I place jScollPane using this DRAG-DROP tool. ? 1 frame. Dimension; /* w w w . BLUE); – set the background of our panel to the color blue. We can change the colour of the panel by calling the suitable method of JPanel class. setBounds (50,100,80,30); b1. Parameters: layout - the LayoutManager to use isDoubleBuffered - a boolean, true for double … JPanel is a simplest lightweight container class that is a part of the package java. You may check out the related API usage on the sidebar. 容器是Java中能容纳和排列组件的组件。常用的容器是框架（Frame,JFrame) So my question is how should I place jScollPane using this DRAG-DROP tool. Frame class, whereas JComponent class, is the parent of JPanel. A new JPanel is created with a new Jlabel, and the String message passed in the constructor. 1 day ago · paintComponent method run inside of the JPanel constructor. Here are the basic steps for using the AWT CardLayout class in Java: 1. Thank you. The following examples show how to use javax. JPanel #setBounds () . setCursor (Cursor) 取代。 void setExtendedState (int state) 设置此 frame 的状态。 void setIconImage (Image image) 设置此 frame 要显示在最小化图标中的图像。 void setMaximizedBounds (Rectangle bounds) 设置此 frame 的最大化边界。 void setMenuBar (MenuBar mb) 将此 frame 的菜单栏设置 … Java 有些脚本不'；即使以UTF-8编码，JPanel也不能正确显示？ ,java,utf-8,character-encoding,jpanel,Java,Utf 8,Character Encoding,Jpanel,所以我只是为自己制作了一个小Java应用程序，用于处理不同的语言（虽然我还不知道是哪种语言），这意味着它应该能够处理不同的脚本。 I need to set a background image in my program. For examples and task-oriented documentation for JPanel, see How to Use Panels, a section in The Java Tutorial. Another constructor allows us to specify both the double buffering strategy and a layout manager: 1 2 // use grid bag layout and no double buffering: JPanel newPanel = new JPanel (new GridBagLayout (), false); 2. //Overriding it allows you to alter its default behavior. 我还怀疑KeyBindings可能无法工作,因为这是以前的问题(我可能已经或可能没有修复),但 . But I need to give specific bounds to the components that I have added (without using a … I need to set a background image in my program. For example, the following class, MyComboBoxEditor – implements a simple editor which is a MyComboBoxEditor – … Java 有些脚本不'；即使以UTF-8编码，JPanel也不能正确显示？ ,java,utf-8,character-encoding,jpanel,Java,Utf 8,Character Encoding,Jpanel,所以我只是为自己制作了一个小Java应用程序，用于处理不同的语言（虽然我还不知道是哪种语言），这意味着它应该能够处理不同的脚本。 So my question is how should I place jScollPane using this DRAG-DROP tool. add ( settingsBtn ); 1 firstPanel = new JPanel () – create an instance of JPanel. dennoch in die contentPane geaddet. a JPanel) to hold your cards: JPanel cardPanel = new JPanel (cardLayout); 3. If the focus is at the JComponent and the user drags the mouse the JComponent is moved inside the … 1 day ago · JPanel panel = new JPanel (true) { //Here you're overriding a built-in method (paintComponent)in the JPanel class. The current … The base class for all Swing components except top-level containers. Метод JPanel. It can group or store a set of components together, mainly for creating a user interface. Question 1. setBounds (40,80,200,200); panel. add ( settingsBtn ); The following examples show how to use javax. 我正在寫一個游戲，其中有一組孤島，當我左鍵單擊一個工人時，每個孤島上有個工人，光標出現在它上面，而當我右鍵單擊孤島中的某個位置時，選定的工人就會移動到那里。我希望每當我左鍵單擊一個worker時，JPanel都會顯示在屏幕的右側。該面板將顯示該工作者的統計信息，例如健康狀況和 . add … On the other hand, the editor class must implement ComboBoxEditor interface or extends one of ComboBoxEditor ’s implementing classes, such as BasicComboBoxEditor. If you have a JPanel containing only one JComponent which should scale with the panel, one of the easiest layout manager options is the BorderLayout and adding the contents in the center JPanel panel = new JPanel( new BorderLayout() ); JComponent componentToAdd = . If that doesn't help then post your SSCCE that demonstrates the problem. For example, the following class, MyComboBoxEditor – implements a simple editor which is a MyComboBoxEditor – … 1 day ago · JPanel panel = new JPanel (true) { //Here you're overriding a built-in method (paintComponent)in the JPanel class. So whenever a user clicks in the JPanel the bounds of each JComponent is check against mouse point. setBounds ( 0, 0, 1920, 1080 ); var settingsBtn = new JButton ( "Settings" ); settingsBtn. Add the text field to a container such as a JPanel: 1 firstPanel = new JPanel () – create an instance of JPanel. Warning: Swing is not thread safe. 2 days ago · How to add a jLabel to the last position in jPanel? I want to insert a Jlabel into the last position of a Jpanel. 2) Set the visibility of the bottom JPanel (totalGUI) to false. setCursor (Cursor) 取代。 void setExtendedState (int state) 设置此 frame 的状态。 void setIconImage (Image image) 设置此 frame 要显示在最小化图标中的图像。 void setMaximizedBounds (Rectangle bounds) 设置此 frame 的最大化边界。 void setMenuBar (MenuBar mb) 将此 frame 的菜单栏设置 … The JScrollPane size now seems locked to the size of the JPanel I have added to it, where as before it resized to the bounds of it's JFrame window (it still kinda does this but only vertically now?!) The JPanel seems to assume the size of the JScrollpane regardless of what I set for preferred size JPanel is a generic lightweight container. JFrame is generally used as a window . setSize(300, 300); … JPanel is a generic lightweight container. Add your card panels to the container: On the other hand, the editor class must implement ComboBoxEditor interface or extends one of ComboBoxEditor ’s implementing classes, such as BasicComboBoxEditor. JPanel; workbench. Color; import javax. It is used to render component’s GUI in edit state. 容器是Java中能容纳和排列组件的组件。常用的容器是框架（Frame,JFrame) the panel should small white box 3 labels in it, however, labels don't show unless set bounds. this how panel shows: solved it, had call panel. swing JFrame … JPanel panel = new JPanel (); panel. java. Let us discuss some key differences between JPanel vs JFrame in the following points: The title bar is present in JFrame; on the other hand, JPanel does not contain a title bar. getContentPane (). add (b1); panel. This is actually my first post, and I'm still figuring things out. 输出应该是这样的：顶部会有一个面板. You can vote up the ones you like or vote down the ones you don't like, and go to the original project … To confirm you know what to do, and to get you thinking, here are three simple exercises to carry out. Having a JButton with an action that adds components dynamically to the innermost panel and then calls its revalidate() method, interiorPanel grows like we need inside of the JScrollPane, showing its scroll bars like this: 基本上我在 imageView 中有一個 map 的圖像，當雙擊圖像時它會放置一個點。拖動圖像時，我需要點與圖像一起移動，以便點保持在 map 的同一點上。 Circle dot new Circle container. setBorder(new LineBorder(new Color(0, 0, … JPanel, a part of Java Swing package, is a container that can store a group of components. The base class for all Swing components except top-level containers. We can add most of the components like buttons, text fields, labels, table, list, tree and etc. On the other hand, the editor class must implement ComboBoxEditor interface or extends one of ComboBoxEditor ’s implementing classes, such as BasicComboBoxEditor. JFrame; import javax. For more information see Swing's Threading Policy. To use a component that inherits from JComponent, you must place the component in a containment hierarchy whos In order to run our example, we have created a main () method, where we create a new JDialog instance, with a specific message and a specific title. protected void frameInit () 由构造方法调用 . im. So create a JFrame and set the layout to null. To use a component that inherits from JComponent, you must place the component in a containment hierarchy whos On the other hand, the editor class must implement ComboBoxEditor interface or extends one of ComboBoxEditor ’s implementing classes, such as BasicComboBoxEditor. setVisible JFrame. Color; import java. *; import java. The JPanel class provides general-purpose containers for lightweight components. For example, the following class, MyComboBoxEditor – implements a simple editor which is a MyComboBoxEditor – … JPanel is a generic lightweight container. JLabel can display text, image or both . If the focus is at the JComponent and the user drags the mouse the JComponent is moved inside the … i want to draw some graphs including vertices and edges in my application. richtig wäre frame. 我一直在构建一个简短的程序,基本上在JPanel上绘制一个太空船,并听取指示程序射击子弹的键. If the focus is at the JComponent and the user drags the mouse the JComponent is moved inside the … Java 有些脚本不'；即使以UTF-8编码，JPanel也不能正确显示？ ,java,utf-8,character-encoding,jpanel,Java,Utf 8,Character Encoding,Jpanel,所以我只是为自己制作了一个小Java应用程序，用于处理不同的语言（虽然我还不知道是哪种语言），这意味着它应该能够处理不同的脚本。 A new JPanel is created with a new Jlabel, and the String message passed in the constructor. i wrote this code: java – 在JFrame中组织多个JPanel的好方法是什么？在 2023年3月8日上张贴由 lianhe 发表回复我想要做的是在框架内组织五个单独的JPanel. //NOTE that this requires you to use the exact name of the built-in method. 01. getContentPane (); contentPane. i wrote this code: 基本上我在 imageView 中有一個 map 的圖像，當雙擊圖像時它會放置一個點。拖動圖像時，我需要點與圖像一起移動，以便點保持在 map 的同一點上。 Circle dot new Circle container. When i clicked on jScrollPane and tried to put it inside jPanel I am unable to set it's position. To use a component that inherits from JComponent, you must place the component in a containment hierarchy whos So my question is how should I place jScollPane using this DRAG-DROP tool. protected void addImpl (Component comp, Object constraints, int index) 添加指定的子 Component。. The current … 基本上我在 imageView 中有一個 map 的圖像，當雙擊圖像時它會放置一個點。拖動圖像時，我需要點與圖像一起移動，以便點保持在 map 的同一點上。 Circle dot new Circle container. By default labels are vertically centered but the user can change the . Warning: Serialized objects of this class will not be compatible with future Swing releases. setFill Colo Java Swing Tutorial 22 || What is the use of setBounds() Method in Java Swings || Java Swing - YouTube HELLO ALL !!!Thanks for Watching My Video. I recently started working on learning Java, and I have been working on the paintComponent method. 容器是Java中能容纳和排列组件的组件。常用的容器是框架（Frame,JFrame) java – 程序无法正确绘制屏幕 . For example, the following class, MyComboBoxEditor – implements a simple editor which is a MyComboBoxEditor – … Java 有些脚本不'；即使以UTF-8编码，JPanel也不能正确显示？ ,java,utf-8,character-encoding,jpanel,Java,Utf 8,Character Encoding,Jpanel,所以我只是为自己制作了一个小Java应用程序，用于处理不同的语言（虽然我还不知道是哪种语言），这意味着它应该能够处理不同的脚本。 2 days ago · How to add a jLabel to the last position in jPanel? I want to insert a Jlabel into the last position of a Jpanel. getChildren . setFill Colo So my question is how should I place jScollPane using this DRAG-DROP tool. The current … Swing组件的名字一般是在AWT组件名前面添加一个字母“J”，如：JButton,JFrame,JPanel等。 4. JFrame自己的API有很多，其API数目太多了。. The FlowLayout is a default layout for a JPanel. da du dein panel direkt auf den frame addest. For example: JPanel panel = new JPanel (new BorderLayout ()); After a container has been created, you can set its layout manager using the setLayout method. setFill Colo JAVA中JFrame有什么语法. Setting a layout … You can set a panel's layout manager using the JPanel constructor. green); panel. A tag already exists with the provided branch name. setBounds (50,100,80,30); … 1 day ago · JPanel panel = new JPanel (true) { //Here you're overriding a built-in method (paintComponent)in the JPanel class. In order to run our example, we have created a main () method, where we create a new JDialog instance, with a specific message and a specific title. 从 JDK version 1. Add the text field to a container such as a JPanel: You can add a JTextField to a Swing GUI in Java by following these steps: 1. JPanel is a generic lightweight container. The current … panel. public class UITable extends JPanel. Add the text field to a container such as a JPanel: JPanel panel = new JPanel (); panel. Create a new CardLayout object: CardLayout cardLayout = new CardLayout (); 2. i went through some. How to use setBounds method in javax. setLayout (new FlowLayout ()) We've got a JFrame cointaining a JPanel, which contains a JScrollPane with another JPanel inside of it, called interiorPanel. By default, panels do not add colors to anything except their own background; however, you can easily add borders to them and … 从 JDK version 1. add (muh1) schreiben und muh1 wird. setFill Colo 我正在寫一個游戲，其中有一組孤島，當我左鍵單擊一個工人時，每個孤島上有個工人，光標出現在它上面，而當我右鍵單擊孤島中的某個位置時，選定的工人就會移動到那里。我希望每當我左鍵單擊一個worker時，JPanel都會顯示在屏幕的右側。該面板將顯示該工作者的統計信息，例如健康狀況和 . java Description : User interface to display data in a tabular format Created Date : 20 July 2003 Revised Date : 12 August 2003 Course : Thesis Program : Thesis . For example, the following class, MyComboBoxEditor – implements a simple editor which is a MyComboBoxEditor – … So my question is how should I place jScollPane using this DRAG-DROP tool. Adding Components JPanel panel=new JPanel (); panel. 3) Try adding a green and a yellow JPanel to the JFrame. i wrote this code: The base class for all Swing components except top-level containers. ; panel. awt. Set the size of the text field: textField. swing. We can display the center position of JFrame using the setLocationRelativeTo () method of Window class. 组件：通常把由Component类的子类或间接子类创建的对象称为一个组件。 5. JLabel is used to display a short string or an image icon. setPreferredSize (new Dimension (200, 30)); 3. private JPanel createSection(JPanel tab,String name, int y_pos, int height) { JPanel panel = new JPanel(); panel. add ( settingsBtn ); import java. Adding Components Java 有些脚本不'；即使以UTF-8编码，JPanel也不能正确显示？ ,java,utf-8,character-encoding,jpanel,Java,Utf 8,Character Encoding,Jpanel,所以我只是为自己制作了一个小Java应用程序，用于处理不同的语言（虽然我还不知道是哪种语言），这意味着它应该能够处理不同的脚本。 import java. 如下：. add (muh1); Nicht mehr! Das war richtig für die Anfangs-Java-Versionen die Swing benutzten; mittlerweile kann man auch frame. 问题是它甚至没有在屏幕上绘制宇宙飞船或子弹. setBackground ничего не делает (хотя атрибут opaque равен true), если родительский метод super. This JPanel is an class subclassing JPanel and implementing MouseInputListener and KeyListener. BorderLayout; import java. add dot dot . If the focus is at the JComponent and the user drags the mouse the JComponent is moved inside the … 2 days ago · How to add a jLabel to the last position in jPanel? I want to insert a Jlabel into the last position of a Jpanel. @Override public void paintComponent (Graphics g) { //supering the paintComponent method with the . etc. setLayout(new BorderLayout()); Here is an example of setting the layout manager at instantiation: JPanel aPanel = new JPanel(new BorderLayout()); For more information about choosing and using layout managers, see Laying Out Components Within a Container. Create a button: Again, we create a JPanel with a JButton, which is an implementation of a “push” button. why happen? if i'm setting flowlayout, labels should positioned automatically. setBounds (100,100,80,30); b2. setLayout (new FlowLayout ()); java – 在JFrame中组织多个JPanel的好方法是什么？在 2023年3月8日上张贴由 lianhe 发表回复我想要做的是在框架内组织五个单独的JPanel. Like messaging with Messenger. i need to put an image behind the first JPanel, but I don't know how. *; public class Main { public static void main(String arg[]) { JFrame f = new JFrame("SetBounds Example"); f. setFill Colo On the other hand, the editor class must implement ComboBoxEditor interface or extends one of ComboBoxEditor ’s implementing classes, such as BasicComboBoxEditor. setBounds(61, 11, 81, 140); Moves and resizes this component. setPreferredSize (new Dimension (250, 400)) – set the size of our panels to 250 in width, 400 in height. 容器是Java中能容纳和排列组件的组件。常用的容器是框架（Frame,JFrame) Swing组件的名字一般是在AWT组件名前面添加一个字母“J”，如：JButton,JFrame,JPanel等。 4. The structure of the main GUI is: JFrame that contains - JPanel with BoxLayou that contains. JPanel aPanel = new JPanel(); aPanel. JFrame { public NewClass1() { setLayout(null); JPanel panel= new JPanel(); … I need to set a background image in my program. Take a look at the code snippet below: MyJDialog. setBounds (Showing top 20 results out of 837) Refine search JFrame. setLayout ( null ); panel. The current … JPanel is a generic lightweight container. Now, to use a JPanel in our java source code, we need to create an object of JPanel by calling its constructor JPanel (); after a call to this constructor, a blank panel is created. java – 在JFrame中组织多个JPanel的好方法是什么？在 2023年3月8日上张贴由 lianhe 发表回复我想要做的是在框架内组织五个单独的JPanel. add (b2); f. to a JPanel. For example: Container contentPane = frame. Я прочитал здесь много похожих вопросов по этой проблеме, и в каждом из них я нашел только решения без . Filename : UITable. setLayout(null); panel. We can set a background color to JPanel by using the … On the other hand, the editor class must implement ComboBoxEditor interface or extends one of ComboBoxEditor ’s implementing classes, such as BasicComboBoxEditor. To use a component that inherits from JComponent, you must place the component in a containment hierarchy whos 2 days ago · How to add a jLabel to the last position in jPanel? I want to insert a Jlabel into the last position of a Jpanel. How should I do it? Please help. Create a JTextField object: JTextField textField = new JTextField (); 2. JPanel; public class Main extends JFrame { private JPanel childPanel1 = new JPanel (); private JPanel childPanel2 = new JPanel (); private JPanel childPanel3 = … javax. Add the text field to a container such as a JPanel: java – 程序无法正确绘制屏幕 . add( componentToAdd, BorderLayout. JPanel (LayoutManager l) : creates a new JPanel with specified layoutManager The JScrollPane size now seems locked to the size of the JPanel I have added to it, where as before it resized to the bounds of it's JFrame window (it still kinda does this but only vertically now?!) The JPanel seems to assume the size of the JScrollpane regardless of what I set for preferred size JPanel panel = new JPanel (); panel. I need to set a background image in my program. gray); JButton b1=new JButton ("Button 1"); b1. JFrame Best Java code snippets using javax. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. UITable; All Implemented Interfaces: ImageObserver, MenuContainer, Serializable, Accessible. 1 开始，由 Component. You can add a JTextField to a Swing GUI in Java by following these steps: 1. ? … Key differences between JPanel vs JFrame. setCursor (Cursor) 取代。 void setExtendedState (int state) 设置此 frame 的状态。 void setIconImage (Image image) 设置此 frame 要显示在最小化图标中的图像。 void setMaximizedBounds (Rectangle bounds) 设置此 frame 的最大化边界。 void setMenuBar (MenuBar mb) 将此 frame 的菜单栏设置 … 我正在寫一個游戲，其中有一組孤島，當我左鍵單擊一個工人時，每個孤島上有個工人，光標出現在它上面，而當我右鍵單擊孤島中的某個位置時，選定的工人就會移動到那里。我希望每當我左鍵單擊一個worker時，JPanel都會顯示在屏幕的右側。該面板將顯示該工作者的統計信息，例如健康狀況和 . Create a new container (e. JFrame inherits java. Creates a new JPanel with the specified layout manager and buffering strategy. i wrote this code: A JFrame is like a Window with border, title, and buttons. JAVA中JFrame有什么语法. The current … 从 JDK version 1. Let us take a sample program in order to illustrate the use of JPanel class by appending sequential execution snapshots of outputs justifying the below program sets as follows: Example: Java import … You can add a JTextField to a Swing GUI in Java by following these steps: 1. j a v a 2 s . Java 有些脚本不'；即使以UTF-8编码，JPanel也不能正确显示？ ,java,utf-8,character-encoding,jpanel,Java,Utf 8,Character Encoding,Jpanel,所以我只是为自己制作了一个小Java应用程序，用于处理不同的语言（虽然我还不知道是哪种语言），这意味着它应该能够处理不同的脚本。 You can add a JTextField to a Swing GUI in Java by following these steps: 1. 1 day ago · JPanel panel = new JPanel (true) { //Here you're overriding a built-in method (paintComponent)in the JPanel class. For example, the following class, MyComboBoxEditor – implements a simple editor which is a MyComboBoxEditor – … JLabel is a class of java Swing . setBounds ( 1920 / 2 - 100, 1080 / 2 - 200, 200, 50 ); var playBtn = new JButton ( "Play" ); playBtn. JLabel is only a display of text or image and it cannot get focus . Then create a JPanel, set its bounds and … Swing组件的名字一般是在AWT组件名前面添加一个字母“J”，如：JButton,JFrame,JPanel等。 4. i wrote this code: The JScrollPane size now seems locked to the size of the JPanel I have added to it, where as before it resized to the bounds of it's JFrame window (it still kinda does this but only vertically now?!) The JPanel seems to assume the size of the JScrollpane regardless of what I set for preferred size 我正在寫一個游戲，其中有一組孤島，當我左鍵單擊一個工人時，每個孤島上有個工人，光標出現在它上面，而當我右鍵單擊孤島中的某個位置時，選定的工人就會移動到那里。我希望每當我左鍵單擊一個worker時，JPanel都會顯示在屏幕的右側。該面板將顯示該工作者的統計信息，例如健康狀況和 . I'm new to the forum. yellow); JButton b2=new JButton ("Button 2"); b2. setDefaultCloseOperation javax. The JScrollPane size now seems locked to the size of the JPanel I have added to it, where as before it resized to the bounds of it's JFrame window (it still kinda does this but only vertically now?!) The JPanel seems to assume the size of the JScrollpane regardless of what I set for preferred size Swing组件的名字一般是在AWT组件名前面添加一个字母“J”，如：JButton,JFrame,JPanel等。 4. setFill Colo How can we set the background color to a JPanel in Java - A JPanel is a container and it is an invisible component in Java. paintComponent не вызывается. When another Jlabel is inserted into it will be in the last position and the old Jlabel will be moved upwards. JPanel newPanel = new JPanel (new BorderLayout ()); By default, the panel has a flow layout manager. To use a component that inherits from JComponent, you must place the component in a containment hierarchy whos 我正在寫一個游戲，其中有一組孤島，當我左鍵單擊一個工人時，每個孤島上有個工人，光標出現在它上面，而當我右鍵單擊孤島中的某個位置時，選定的工人就會移動到那里。我希望每當我左鍵單擊一個worker時，JPanel都會顯示在屏幕的右側。該面板將顯示該工作者的統計信息，例如健康狀況和 . CENTER ); 1 day ago · paintComponent method run inside of the JPanel constructor. add ( settingsBtn ); 基本上我在 imageView 中有一個 map 的圖像，當雙擊圖像時它會放置一個點。拖動圖像時，我需要點與圖像一起移動，以便點保持在 map 的同一點上。 Circle dot new Circle container.

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