jfilechooser

问题 I've taken a class file(say Foo.class ) using JFileChooser and stored it in a File class object(say File a ). now I've to read metadata like methods and variables of this Foo.class using reflection APIs. My question is that, I've stored it in a , which is just a File reference variable . So how can I use any API on a File. or any other suggestion for doing so are also welcomed. 回答1: as i understand,first of all you need to convert class file to Class object you can do that via UrlClassLoader

问题 I've taken a class file(say Foo.class ) using JFileChooser and stored it in a File class object(say File a ). now I've to read metadata like methods and variables of this Foo.class using reflection APIs. My question is that, I've stored it in a , which is just a File reference variable . So how can I use any API on a File. or any other suggestion for doing so are also welcomed. 回答1: as i understand,first of all you need to convert class file to Class object you can do that via UrlClassLoader

问题 In my swing application, I have set the UI Look and Feel as: UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName()); And it works well on Windows. Inside, the application, the user has to select files using the JFileChooser . The JFileChooser appearance on windows is again the native one. But not on Mac. The screenshot of the JFileChooser Panel: But instead, I prefer something like this: (This one is taken from upload option in gmail) What should I change the UIManager to or

问题 I want to use an Abstract action for JFileChooser buttons because there will be dozens of these. public class OpenFileAction extends AbstractAction { JFrame frame; JFileChooser chooser; OpenFileAction(JFrame frame, JFileChooser chooser) { super("Open..."); this.chooser = chooser; this.frame = frame; } public void actionPerformed(ActionEvent evt) { // Show dialog; this method does not return until dialog is closed chooser.showOpenDialog(frame); } }; Obviously I want to write the JFileChooser

问题 I want to use an Abstract action for JFileChooser buttons because there will be dozens of these. public class OpenFileAction extends AbstractAction { JFrame frame; JFileChooser chooser; OpenFileAction(JFrame frame, JFileChooser chooser) { super("Open..."); this.chooser = chooser; this.frame = frame; } public void actionPerformed(ActionEvent evt) { // Show dialog; this method does not return until dialog is closed chooser.showOpenDialog(frame); } }; Obviously I want to write the JFileChooser

问题 I have developed a small application that copies files from a folder to another.I use a JFileChooser to select the target directory.Something I hadn't tried for a long time is to select my phone as the target directory.I tried but I couldn't find it from my JFileChooser. I read some other so questions and I was wondering if there is that will allow me to copy files from my pc to an mtp device? I am targeting linux and windows platforms. My phone is LG Nexus 5 android 6.0.1. Thanks for your

问题 I was wondering if there is something similar to Java's JFileChooser for Python? JFileChooser is a graphical front end to choose a file. Preferably something that is already with Python. Maybe with Tkinter. 回答1: For something that doesn't require wxPython and sticks with the standard Python libs, you can use the tkFileDialog.askopenfilename() method: #!/usr/bin/python from Tkinter import * from tkFileDialog import askopenfilename root = Tk() root.withdraw() print askopenfilename() 回答2:

问题 I was wondering if there is something similar to Java's JFileChooser for Python? JFileChooser is a graphical front end to choose a file. Preferably something that is already with Python. Maybe with Tkinter. 回答1: For something that doesn't require wxPython and sticks with the standard Python libs, you can use the tkFileDialog.askopenfilename() method: #!/usr/bin/python from Tkinter import * from tkFileDialog import askopenfilename root = Tk() root.withdraw() print askopenfilename() 回答2:

问题 I was wondering if there is something similar to Java's JFileChooser for Python? JFileChooser is a graphical front end to choose a file. Preferably something that is already with Python. Maybe with Tkinter. 回答1: For something that doesn't require wxPython and sticks with the standard Python libs, you can use the tkFileDialog.askopenfilename() method: #!/usr/bin/python from Tkinter import * from tkFileDialog import askopenfilename root = Tk() root.withdraw() print askopenfilename() 回答2:

问题 I make a migration to Java 11 and I have a problem in translation with JFileChooser panel. I have a partial translation (In French), Is there a Java 11 bug? do you have a solution please? Thank you 回答1: This is by design. See the release notes: Previous releases were translated into English, Japanese, and Simplified Chinese as well as French, German, Italian, Korean, Portuguese (Brazilian), Spanish, and Swedish. However, in JDK 11 and later, French, German, Italian, Korean, Portuguese