(); chooser.setCurrentDirectory(new File(dirName)); chooser.setSelectedFile(new File(fileName)); chooser.setFileSelectionMode(JFileChooser.FILES_ONLY); FileNameExtensionFilter filter = new FileNameExtensionFilter( ".txt and .java files", "txt", "java"); chooser.setFileFilter(filter); Object ...
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您可以将JFrame的默认关闭操作设置为“ DISPOSE_ON_CLOSE”，而不是EXIT_ON_CLOSE（为什么人们继续...
SwapInternalFramesWithTabs SwappingSplitPane SwingWorker SynchronizedScroll SynchronizedScrollingTables SyntaxHighlightingEditorPane SynthLookAndFeel SystemClipboard SystemColor SystemExtensionHiding SystemIcon SystemMenu SystemTray TabAreaBackground TabAreaContentMargins TabAreaLayout TabAreaPopupMenu TabAreaScrollBar Tab...
For frames that have menus, you'd typically add the menu bar to the frame here using thesetJMenuBarmethod. SeeHow to Use Menusfor details. Thepackmethod sizes the frame so that all its contents are at or above their preferred sizes. An alternative topackis to establish a frame size expli...
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If you're going to use JDialog directly, then you should understand the material in Using Top-Level Containers and How to Make Frames, especially Responding to Window-Closing Events. Even when you use JOptionPane to implement a dialog, you're still using a JDialog behind the scenes. The ...
Preferences API: Preferences API is a framework to setup a complete multi-pages dialogue box controlling application's configuration. This dialogue box is created using only a set of configuration files, no code is required. Using that API it is even possible to control multi-users configuration ...
and this falling back to the target position doesn't make any sense. He's set up where he's gotten a little bit of axis tilt. He's more behind the ball, and then as he makes a good assertive move into it, he's got to use some power from his ...