forked from fanruan/design
hades
5 years ago
4 changed files with 17 additions and 378 deletions
@ -1,27 +0,0 @@
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package com.fr.design.gui.ifilechooser; |
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import com.fr.design.gui.ifilechooser.javafx.UINativeFileChooser; |
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import javax.swing.*; |
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/** |
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* @author hades |
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* @version 10.0 |
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* Created by hades on 2020/4/7 |
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*/ |
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public class FRFileChooserFactory { |
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/** |
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* 默认提供原生风格 |
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* |
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* @return 文件选择器 |
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*/ |
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public static JFileChooser createFileChooser() { |
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if (UINativeFileChooser.isAvailable()) { |
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return new UINativeFileChooser(); |
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} else { |
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return new JFileChooser(); |
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} |
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} |
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} |
@ -1,348 +0,0 @@
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package com.fr.design.gui.ifilechooser.javafx; |
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import java.awt.*; |
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import java.io.File; |
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import java.util.ArrayList; |
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import java.util.Arrays; |
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import java.util.Iterator; |
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import java.util.List; |
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import java.util.concurrent.CountDownLatch; |
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import javafx.application.Platform; |
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import javafx.embed.swing.JFXPanel; |
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import javafx.stage.DirectoryChooser; |
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import javafx.stage.FileChooser; |
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import javax.swing.*; |
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import javax.swing.filechooser.FileFilter; |
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import javax.swing.filechooser.FileNameExtensionFilter; |
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import javax.swing.filechooser.FileSystemView; |
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/** |
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* 基于javafx的原生风格文件选择器 |
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* 解决swing原生文件选择器不支持文件过滤的问题 |
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* |
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* @author hades |
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* @version 10.0 |
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* Created by hades on 2020/4/2 |
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*/ |
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public class UINativeFileChooser extends JFileChooser { |
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private static final boolean FX_AVAILABLE; |
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private List<File> currentFiles; |
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private FileChooser fileChooser; |
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private File currentFile; |
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private DirectoryChooser directoryChooser; |
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static { |
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boolean isFx; |
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try { |
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Class.forName("javafx.stage.FileChooser"); |
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isFx = true; |
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JFXPanel jfxPanel = new JFXPanel(); |
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} catch (ClassNotFoundException e) { |
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isFx = false; |
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} |
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FX_AVAILABLE = isFx; |
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} |
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public static boolean isAvailable() { |
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return FX_AVAILABLE; |
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} |
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public UINativeFileChooser() { |
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initFxFileChooser(null); |
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} |
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public UINativeFileChooser(String currentDirectoryPath) { |
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super(currentDirectoryPath); |
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initFxFileChooser(new File(currentDirectoryPath)); |
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} |
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public UINativeFileChooser(File currentDirectory) { |
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super(currentDirectory); |
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initFxFileChooser(currentDirectory); |
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} |
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public UINativeFileChooser(FileSystemView fsv) { |
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super(fsv); |
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initFxFileChooser(fsv.getDefaultDirectory()); |
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} |
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public UINativeFileChooser(File currentDirectory, FileSystemView fsv) { |
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super(currentDirectory, fsv); |
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initFxFileChooser(currentDirectory); |
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} |
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public UINativeFileChooser(String currentDirectoryPath, FileSystemView fsv) { |
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super(currentDirectoryPath, fsv); |
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initFxFileChooser(new File(currentDirectoryPath)); |
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} |
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@Override |
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public int showOpenDialog(final Component parent) throws HeadlessException { |
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if (!FX_AVAILABLE) { |
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return super.showOpenDialog(parent); |
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} |
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final CountDownLatch latch = new CountDownLatch(1); |
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Platform.runLater(new Runnable() { |
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@Override |
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public void run() { |
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if (parent != null) { |
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parent.setEnabled(false); |
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} |
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if (DIRECTORIES_ONLY == getFileSelectionMode()) { |
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currentFile = directoryChooser.showDialog(null); |
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} else { |
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if (isMultiSelectionEnabled()) { |
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currentFiles = fileChooser.showOpenMultipleDialog(null); |
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} else { |
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currentFile = fileChooser.showOpenDialog(null); |
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} |
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} |
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latch.countDown(); |
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} |
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}); |
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try { |
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latch.await(); |
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} catch (InterruptedException ex) { |
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throw new RuntimeException(ex); |
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} finally { |
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if (parent != null) { |
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parent.setEnabled(true); |
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} |
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} |
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if (isMultiSelectionEnabled()) { |
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if (currentFiles != null) { |
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return JFileChooser.APPROVE_OPTION; |
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} else { |
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return JFileChooser.CANCEL_OPTION; |
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} |
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} else { |
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if (currentFile != null) { |
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return JFileChooser.APPROVE_OPTION; |
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} else { |
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return JFileChooser.CANCEL_OPTION; |
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} |
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} |
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} |
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@Override |
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public int showSaveDialog(final Component parent) throws HeadlessException { |
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if (!FX_AVAILABLE) { |
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return super.showSaveDialog(parent); |
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} |
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final CountDownLatch latch = new CountDownLatch(1); |
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Platform.runLater(new Runnable() { |
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@Override |
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public void run() { |
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if (parent != null) { |
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parent.setEnabled(false); |
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} |
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if (DIRECTORIES_ONLY == getFileSelectionMode()) { |
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currentFile = directoryChooser.showDialog(null); |
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} else { |
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currentFile = fileChooser.showSaveDialog(null); |
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} |
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latch.countDown(); |
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} |
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}); |
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try { |
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latch.await(); |
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} catch (InterruptedException ex) { |
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throw new RuntimeException(ex); |
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} finally { |
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if (parent != null) { |
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parent.setEnabled(true); |
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} |
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} |
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if (currentFile != null) { |
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return JFileChooser.APPROVE_OPTION; |
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} else { |
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return JFileChooser.CANCEL_OPTION; |
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} |
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} |
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@Override |
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public int showDialog(Component parent, String approveButtonText) { |
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if (!FX_AVAILABLE) { |
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return super.showDialog(parent, approveButtonText); |
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} |
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return showOpenDialog(parent); |
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} |
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@Override |
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public File[] getSelectedFiles() { |
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if (!FX_AVAILABLE) { |
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return super.getSelectedFiles(); |
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} |
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if (currentFiles == null) { |
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return null; |
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} |
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return currentFiles.toArray(new File[currentFiles.size()]); |
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} |
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@Override |
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public File getSelectedFile() { |
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if (!FX_AVAILABLE) { |
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return super.getSelectedFile(); |
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} |
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return currentFile; |
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} |
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@Override |
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public void setSelectedFiles(File[] selectedFiles) { |
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if (!FX_AVAILABLE) { |
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super.setSelectedFiles(selectedFiles); |
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return; |
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} |
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if (selectedFiles == null || selectedFiles.length == 0) { |
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currentFiles = null; |
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} else { |
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setSelectedFile(selectedFiles[0]); |
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currentFiles = new ArrayList<>(Arrays.asList(selectedFiles)); |
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} |
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} |
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@Override |
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public void setSelectedFile(File file) { |
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if (!FX_AVAILABLE) { |
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super.setSelectedFile(file); |
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return; |
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} |
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currentFile = file; |
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if (file != null) { |
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if (file.isDirectory()) { |
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fileChooser.setInitialDirectory(file.getAbsoluteFile()); |
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if (directoryChooser != null) { |
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directoryChooser.setInitialDirectory(file.getAbsoluteFile()); |
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} |
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} else if (file.isFile()) { |
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fileChooser.setInitialDirectory(file.getParentFile()); |
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fileChooser.setInitialFileName(file.getName()); |
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if (directoryChooser != null) { |
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directoryChooser.setInitialDirectory(file.getParentFile()); |
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} |
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} |
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} |
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} |
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@Override |
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public void setFileSelectionMode(int mode) { |
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super.setFileSelectionMode(mode); |
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if (!FX_AVAILABLE) { |
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return; |
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} |
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if (mode == DIRECTORIES_ONLY) { |
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if (directoryChooser == null) { |
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directoryChooser = new DirectoryChooser(); |
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} |
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setSelectedFile(currentFile); |
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setDialogTitle(getDialogTitle()); |
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} |
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} |
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@Override |
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public void setDialogTitle(String dialogTitle) { |
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if (!FX_AVAILABLE) { |
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super.setDialogTitle(dialogTitle); |
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return; |
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} |
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fileChooser.setTitle(dialogTitle); |
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if (directoryChooser != null) { |
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directoryChooser.setTitle(dialogTitle); |
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} |
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} |
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@Override |
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public String getDialogTitle() { |
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if (!FX_AVAILABLE) { |
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return super.getDialogTitle(); |
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} |
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return fileChooser.getTitle(); |
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} |
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@Override |
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public void changeToParentDirectory() { |
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if (!FX_AVAILABLE) { |
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super.changeToParentDirectory(); |
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return; |
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} |
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File parentDir = fileChooser.getInitialDirectory().getParentFile(); |
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if (parentDir.isDirectory()) { |
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fileChooser.setInitialDirectory(parentDir); |
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if (directoryChooser != null) { |
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directoryChooser.setInitialDirectory(parentDir); |
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} |
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} |
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} |
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@Override |
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public void addChoosableFileFilter(FileFilter filter) { |
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super.addChoosableFileFilter(filter); |
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if (!FX_AVAILABLE || filter == null) { |
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return; |
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} |
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if (filter.getClass().equals(FileNameExtensionFilter.class)) { |
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FileNameExtensionFilter f = (FileNameExtensionFilter) filter; |
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List<String> ext = new ArrayList<>(); |
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for (String extension : f.getExtensions()) { |
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ext.add(extension.replaceAll("^\\*?\\.?(.*)$", "*.$1")); |
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} |
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fileChooser.getExtensionFilters() |
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.add(new FileChooser.ExtensionFilter(f.getDescription(), ext)); |
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} |
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} |
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@Override |
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public void setAcceptAllFileFilterUsed(boolean bool) { |
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boolean differs = isAcceptAllFileFilterUsed() ^ bool; |
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super.setAcceptAllFileFilterUsed(bool); |
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if (!FX_AVAILABLE) { |
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return; |
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} |
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if (!differs) { |
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return; |
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} |
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if (bool) { |
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fileChooser.getExtensionFilters() |
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.add(new FileChooser.ExtensionFilter("All files", "*.*")); |
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} else { |
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for (Iterator<FileChooser.ExtensionFilter> it |
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= fileChooser.getExtensionFilters().iterator(); it.hasNext();) { |
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FileChooser.ExtensionFilter filter = it.next(); |
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if (filter.getExtensions().size() == 1 |
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&& filter.getExtensions().contains("*.*")) { |
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it.remove(); |
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} |
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} |
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} |
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} |
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private void initFxFileChooser(File currentFile) { |
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if (FX_AVAILABLE) { |
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fileChooser = new FileChooser(); |
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this.currentFile = currentFile; |
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setSelectedFile(currentFile); |
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} |
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} |
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} |
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