Bug 148551 [Import/Export] Import File System Problem
When going to import some files if you choose General, then Filesystem. As you browse to the folder where you want to import items from and select it, the option to "Select All" is not available until you either select the folder or a file in the folder.
bundles/org.eclipse.ui.ide/src/org/eclipse/ui/internal/wizards/datatransfer/WizardFileSystemResourceImportPage1.java
}
        super.handleEvent(event);
    }
    /**
     *	Open an appropriate source browser so that the user can specify a source
     *	to import from
     */
    protected void handleSourceBrowseButtonPressed() {
        String currentSource = this.sourceNameField.getText();
        DirectoryDialog dialog = new DirectoryDialog(
                sourceNameField.getShell(), SWT.SAVE);
        dialog.setText(SELECT_SOURCE_TITLE);
        dialog.setMessage(SELECT_SOURCE_MESSAGE);
        dialog.setFilterPath(getSourceDirectoryName(currentSource));
        String selectedDirectory = dialog.open();
        if (selectedDirectory != null) {
            
            if ((getSourceDirectory(selectedDirectory) == null)
                    || selectedDirectory.equals(currentSource)) {
				return;
			}
            
            setErrorMessage(null);
            setSourceName(selectedDirectory);
            selectionGroup.setFocus();
        }
    }
    /**
     * Open a registered type selection dialog and note the selections
     * in the receivers types-to-export field.,