步骤1:创建JCheckBox组件 首先,你需要在你的Java应用程序中创建一个JCheckBox组件。下面是代码示例: JCheckBoxcheckBox=newJCheckBox("Check Box"); 1. 这行代码会创建一个带有文本标签的复选框。 步骤2:获取JCheckBox状态 接下来,你需要编写代码来获取JCheckBox的当前状态。下面是代码示例: booleanisChecked=checkB...
示例1: addCheckBox ▲点赞 3▼ importcom.badlogic.gdx.scenes.scene2d.ui.CheckBox;//导入方法依赖的package包/类publicbooleanaddCheckBox(finalString label,finalbooleanchecked,finalProcedure1<Boolean> update){boolean_xblockexpression =false; { Label _createLabel =this.widgets.createLabel(label); Cell<Lab...
// 更新界面显示if(isChecked){// Checkbox被选中// 执行相关操作}else{// Checkbox未被选中// 执行相关操作} 1. 2. 3. 4. 5. 6. 7. 8. 完整代码示例 importjava.awt.*;importjavax.swing.*;publicclassCheckboxDemoextendsJFrame{publicCheckboxDemo(){setTitle("Java Checkbox回显示例");setSize(300,...
importjavax.swing.JCheckBox;//导入方法依赖的package包/类privateGuiPayloadField(FieldVO fieldVO, FieldVO superfieldVO){this.isSubfield = (superfieldVO !=null);this.superFieldVO = superfieldVO;this.fieldVO = fieldVO.getInstanceCopy();this.fieldVO.setFieldList(newArrayList<FieldVO>());if(isSubf...
I want to ask is there a way to get information from JCheckBox without actionListener. In my code I scan a file of strings and each line has data which, if selected, should be added to an array in my program. Problem is that i will never know how many JCheckBoxes I will have, ...
public CheckBoxItem() { isChecked = false;} public boolean isChecked() { return isChecked;} public void setChecked(boolean value) { isChecked = value;} } /* Inner class that renders JCheckBox to JList*/ class CheckBoxRenderer extends JCheckBox implements ListCellRenderer { public...
A JTree where ALL nodes have the possibility of a JCheckBox. After having selected the different checkboxes I would like to be able to extract strings stating the node path to the different checked nodes. The leader node must be able to show if a child node has been selected. ...
你这样不行,java获取checkbox状态,必须是checkbox.getState(),但是你这个没有声明对象,java规定,任何对象使用前必须声明,所以是不可能的。必须老老实实的 Checkbox ck1 = new Checkbox();p.add(ck1);boolean isSelected = ck1.getState();...
The reference is fromhere. 在Jtable里面我们可能会有checkbox, 而有时候我们有很多checkbox需要同时check或者同时uncheck的时候, 如果有一个总的checkbox能够同时check所以该列的所有checkbox或者同时uncheck, 就会很有用. 所以这里我用一个checkBoxHeader 的class, 去将第一栏的header变为checkbox, 并且能够完成上述功...
public void jButton1_actionPerformed(ActionEvent e) { if (jCheckBox1.isSelected()){ jTextArea1.setText("Hi"); } this code means that when the button is pressed and the checkbox is selected, you can make something else happen, such as put text in a text box. hope this is helpful. ...