в 17:43, 31 мая 2010

2010-05-31T17:43:48Z

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2010-05-31T14:23:14Z

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== extends FileView ==



<source lang="java">

import java.awt.Color;
import java.awt.ruponent;
import java.awt.Graphics;
import java.io.File;
import javax.swing.Icon;
import javax.swing.JFileChooser;
import javax.swing.filechooser.FileView;
public class MainClass {
public static void main(String[] a) {
JFileChooser fileChooser = new JFileChooser(".");
FileView view = new JavaFileView();
fileChooser.setFileView(view);
int status = fileChooser.showOpenDialog(null);
if (status == JFileChooser.APPROVE_OPTION) {
File selectedFile = fileChooser.getSelectedFile();
System.out.println(selectedFile.getParent());
System.out.println(selectedFile.getName());
} else if (status == JFileChooser.CANCEL_OPTION) {
System.out.println("JFileChooser.CANCEL_OPTION");
}
}
}
class JavaFileView extends FileView {
Icon javaIcon = new MyIcon(Color.BLUE);
Icon classIcon = new MyIcon(Color.GREEN);
Icon htmlIcon = new MyIcon(Color.RED);
Icon jarIcon = new MyIcon(Color.PINK);
public String getName(File file) {
String filename = file.getName();
if (filename.endsWith(".java")) {
String name = filename + " : " + file.length();
return name;
}
return null;
}
public String getTypeDescription(File file) {
String typeDescription = null;
String filename = file.getName().toLowerCase();
if (filename.endsWith(".java")) {
typeDescription = "Java Source";
} else if (filename.endsWith(".class")) {
typeDescription = "Java Class File";
} else if (filename.endsWith(".jar")) {
typeDescription = "Java Archive";
} else if (filename.endsWith(".html") || filename.endsWith(".htm")) {
typeDescription = "Applet Loader";
}
return typeDescription;
}
public Icon getIcon(File file) {
if (file.isDirectory()) {
return null;
}
Icon icon = null;
String filename = file.getName().toLowerCase();
if (filename.endsWith(".java")) {
icon = javaIcon;
} else if (filename.endsWith(".class")) {
icon = classIcon;
} else if (filename.endsWith(".jar")) {
icon = jarIcon;
} else if (filename.endsWith(".html") || filename.endsWith(".htm")) {
icon = htmlIcon;
}
return icon;
}
}
class MyIcon implements Icon {
Color myColor;
public MyIcon(Color myColor) {
this.myColor = myColor;
}
public int getIconWidth() {
return 16;
}
public int getIconHeight() {
return 16;
}
public void paintIcon(Component c, Graphics g, int x, int y) {
g.setColor(myColor);
g.drawRect(0, 0, 16, 16);
}
}

</source>

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Java by API/javax.swing.filechooser/FileView - История изменений

в 17:43, 31 мая 2010

Admin: 1 версия