Java AWTAccessor.FileDialogAccessor方法代码示例

import sun.awt.AWTAccessor; //导入方法依赖的package包/类
/**
 * handle the selection event
 */
void handleSelection(String file) {

    int index = file.lastIndexOf(java.io.File.separatorChar);

    if (index == -1) {
        savedDir = this.dir;
        savedFile = file;
    } else {
        savedDir = file.substring(0, index+1);
        savedFile = file.substring(index+1);
    }

    String[] fileNames = fileList.getSelectedItems();
    int filesNumber = (fileNames != null) ? fileNames.length : 0;
    File[] files = new File[filesNumber];
    for (int i = 0; i < filesNumber; i++) {
        files[i] = new File(savedDir, fileNames[i]);
    }

    AWTAccessor.FileDialogAccessor fileDialogAccessor = AWTAccessor.getFileDialogAccessor();

    fileDialogAccessor.setDirectory(target, savedDir);
    fileDialogAccessor.setFile(target, savedFile);
    fileDialogAccessor.setFiles(target, files);
}
 

import sun.awt.AWTAccessor; //导入方法依赖的package包/类
/**
 * handle the cancel event
 */
void handleCancel() {
    KeyboardFocusManager.getCurrentKeyboardFocusManager()
        .removeKeyEventDispatcher(this);

    setSelectionField(null);
    setFilterField(null);
    directoryList.clear();
    fileList.clear();

    AWTAccessor.FileDialogAccessor fileDialogAccessor = AWTAccessor.getFileDialogAccessor();

    fileDialogAccessor.setDirectory(target, null);
    fileDialogAccessor.setFile(target, null);
    fileDialogAccessor.setFiles(target, null);

    handleQuitButton();
}
 

import sun.awt.AWTAccessor; //导入方法依赖的package包/类
/**
 * handle the cancel event
 */
@SuppressWarnings("deprecation")
void handleCancel() {
    KeyboardFocusManager.getCurrentKeyboardFocusManager()
        .removeKeyEventDispatcher(this);

    setSelectionField(null);
    setFilterField(null);
    directoryList.clear();
    fileList.clear();

    AWTAccessor.FileDialogAccessor fileDialogAccessor = AWTAccessor.getFileDialogAccessor();

    fileDialogAccessor.setDirectory(target, null);
    fileDialogAccessor.setFile(target, null);
    fileDialogAccessor.setFiles(target, null);

    handleQuitButton();
}
 

import sun.awt.AWTAccessor; //导入方法依赖的package包/类
/**
 * Called exclusively by the native C code.
 */
private void setFileInternal(String directory, String[] filenames) {
    AWTAccessor.FileDialogAccessor accessor = AWTAccessor
            .getFileDialogAccessor();

    if (filenames == null) {
        accessor.setDirectory(fd, null);
        accessor.setFile(fd, null);
        accessor.setFiles(fd, null);
    } else {
        // Fix 6987233: add the trailing slash if it's absent
        String with_separator = directory;
        if (directory != null) {
            with_separator = directory.endsWith(File.separator) ?
                    directory : (directory + File.separator);
        }
        accessor.setDirectory(fd, with_separator);
        accessor.setFile(fd, filenames[0]);

        int filesNumber = (filenames != null) ? filenames.length : 0;
        File[] files = new File[filesNumber];
        for (int i = 0; i < filesNumber; i++) {
            files[i] = new File(directory, filenames[i]);
        }
        accessor.setFiles(fd, files);
    }
}
 

import sun.awt.AWTAccessor; //导入方法依赖的package包/类
@Override
public void run() {
    try {
        boolean navigateApps = !AccessController.doPrivileged(
                new GetBooleanAction("apple.awt.use-file-dialog-packages"));
        boolean chooseDirectories = AccessController.doPrivileged(
                new GetBooleanAction("apple.awt.fileDialogForDirectories"));

        int dialogMode = target.getMode();
        String title = target.getTitle();
        if (title == null) {
            title = " ";
        }

        String[] userFileNames = nativeRunFileDialog(title,
                dialogMode,
                target.isMultipleMode(),
                navigateApps,
                chooseDirectories,
                target.getFilenameFilter() != null,
                target.getDirectory(),
                target.getFile());

        String directory = null;
        String file = null;
        File[] files = null;

        if (userFileNames != null) {
            // the dialog wasn't cancelled
            int filesNumber = userFileNames.length;
            files = new File[filesNumber];
            for (int i = 0; i < filesNumber; i++) {
                files[i] = new File(userFileNames[i]);
            }

            directory = files[0].getParent();
            // make sure directory always ends in '/'
            if (!directory.endsWith(File.separator)) {
                directory = directory + File.separator;
            }

            file = files[0].getName(); // pick any file
        }

        // store results back in component
        AWTAccessor.FileDialogAccessor accessor = AWTAccessor.getFileDialogAccessor();
        accessor.setDirectory(target, directory);
        accessor.setFile(target, file);
        accessor.setFiles(target, files);
    } finally {
        // Java2 Dialog waits for hide to let show() return
        target.dispose();
    }
}
 

import sun.awt.AWTAccessor; //导入方法依赖的package包/类
void handleSelected(final char[] buffer)
{
    String[] wFiles = (new String(buffer)).split("\0"); // NULL is the delimiter
    boolean multiple = (wFiles.length > 1);

    String jDirectory = null;
    String jFile = null;
    File[] jFiles = null;

    if (multiple) {
        jDirectory = wFiles[0];
        int filesNumber = wFiles.length - 1;
        jFiles = new File[filesNumber];
        for (int i = 0; i < filesNumber; i++) {
            jFiles[i] = new File(jDirectory, wFiles[i + 1]);
    }
        jFile = wFiles[1]; // choose any file
    } else {
        int index = wFiles[0].lastIndexOf(java.io.File.separatorChar);
        if (index == -1) {
            jDirectory = "."+java.io.File.separator;
            jFile = wFiles[0];
        } else {
            jDirectory = wFiles[0].substring(0, index + 1);
            jFile = wFiles[0].substring(index + 1);
        }
        jFiles = new File[] { new File(jDirectory, jFile) };
    }

    final FileDialog fileDialog = (FileDialog)target;
    AWTAccessor.FileDialogAccessor fileDialogAccessor = AWTAccessor.getFileDialogAccessor();

    fileDialogAccessor.setDirectory(fileDialog, jDirectory);
    fileDialogAccessor.setFile(fileDialog, jFile);
    fileDialogAccessor.setFiles(fileDialog, jFiles);

    WToolkit.executeOnEventHandlerThread(fileDialog, new Runnable() {
         @Override
         public void run() {
             fileDialog.setVisible(false);
         }
    });
}