+++ /dev/null
-/*
- * Jexer - Java Text User Interface
- *
- * The MIT License (MIT)
- *
- * Copyright (C) 2019 Kevin Lamonte
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- *
- * @author Kevin Lamonte [kevin.lamonte@gmail.com]
- * @version 1
- */
-package jexer;
-
-import java.io.File;
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-
-/**
- * TDirectoryList shows the files within a directory.
- */
-public class TDirectoryList extends TList {
-
- // ------------------------------------------------------------------------
- // Variables --------------------------------------------------------------
- // ------------------------------------------------------------------------
-
- /**
- * Files in the directory.
- */
- private Map<String, File> files;
-
- /**
- * Root path containing files to display.
- */
- private File path;
-
- /**
- * The list of filters that a file must match in order to be displayed.
- */
- private List<String> filters;
-
- // ------------------------------------------------------------------------
- // Constructors -----------------------------------------------------------
- // ------------------------------------------------------------------------
-
- /**
- * Public constructor.
- *
- * @param parent parent widget
- * @param path directory path, must be a directory
- * @param x column relative to parent
- * @param y row relative to parent
- * @param width width of text area
- * @param height height of text area
- */
- public TDirectoryList(final TWidget parent, final String path, final int x,
- final int y, final int width, final int height) {
-
- this(parent, path, x, y, width, height, null, null, null);
- }
-
- /**
- * Public constructor.
- *
- * @param parent parent widget
- * @param path directory path, must be a directory
- * @param x column relative to parent
- * @param y row relative to parent
- * @param width width of text area
- * @param height height of text area
- * @param action action to perform when an item is selected (enter or
- * double-click)
- */
- public TDirectoryList(final TWidget parent, final String path, final int x,
- final int y, final int width, final int height, final TAction action) {
-
- this(parent, path, x, y, width, height, action, null, null);
- }
-
- /**
- * Public constructor.
- *
- * @param parent parent widget
- * @param path directory path, must be a directory
- * @param x column relative to parent
- * @param y row relative to parent
- * @param width width of text area
- * @param height height of text area
- * @param action action to perform when an item is selected (enter or
- * double-click)
- * @param singleClickAction action to perform when an item is selected
- * (single-click)
- */
- public TDirectoryList(final TWidget parent, final String path, final int x,
- final int y, final int width, final int height, final TAction action,
- final TAction singleClickAction) {
-
- this(parent, path, x, y, width, height, action, singleClickAction,
- null);
- }
-
- /**
- * Public constructor.
- *
- * @param parent parent widget
- * @param path directory path, must be a directory
- * @param x column relative to parent
- * @param y row relative to parent
- * @param width width of text area
- * @param height height of text area
- * @param action action to perform when an item is selected (enter or
- * double-click)
- * @param singleClickAction action to perform when an item is selected
- * (single-click)
- * @param filters a list of strings that files must match to be displayed
- */
- public TDirectoryList(final TWidget parent, final String path, final int x,
- final int y, final int width, final int height, final TAction action,
- final TAction singleClickAction, final List<String> filters) {
-
- super(parent, null, x, y, width, height, action);
- files = new HashMap<String, File>();
- this.filters = filters;
- this.singleClickAction = singleClickAction;
-
- setPath(path);
- }
-
- // ------------------------------------------------------------------------
- // TList ------------------------------------------------------------------
- // ------------------------------------------------------------------------
-
- // ------------------------------------------------------------------------
- // TDirectoryList ---------------------------------------------------------
- // ------------------------------------------------------------------------
-
- /**
- * Set the new path to display.
- *
- * @param path new path to list files for
- */
- public void setPath(final String path) {
- this.path = new File(path);
-
- List<String> newStrings = new ArrayList<String>();
- files.clear();
-
- // Build a list of files in this directory
- File [] newFiles = this.path.listFiles();
- if (newFiles != null) {
- for (int i = 0; i < newFiles.length; i++) {
- if (newFiles[i].getName().startsWith(".")) {
- continue;
- }
- if (newFiles[i].isDirectory()) {
- continue;
- }
- if (filters != null) {
- for (String pattern: filters) {
-
- /*
- System.err.println("newFiles[i] " +
- newFiles[i].getName() + " " + pattern +
- " " + newFiles[i].getName().matches(pattern));
- */
-
- if (newFiles[i].getName().matches(pattern)) {
- String key = renderFile(newFiles[i]);
- files.put(key, newFiles[i]);
- newStrings.add(key);
- break;
- }
- }
- } else {
- String key = renderFile(newFiles[i]);
- files.put(key, newFiles[i]);
- newStrings.add(key);
- }
- }
- }
- setList(newStrings);
-
- // Select the first entry
- if (getMaxSelectedIndex() >= 0) {
- setSelectedIndex(0);
- }
- }
-
- /**
- * Get the path that is being displayed.
- *
- * @return the path
- */
- public File getPath() {
- path = files.get(getSelected());
- return path;
- }
-
- /**
- * Format one of the entries for drawing on the screen.
- *
- * @param file the File
- * @return the line to draw
- */
- private String renderFile(final File file) {
- String name = file.getName();
- if (name.length() > 20) {
- name = name.substring(0, 17) + "...";
- }
- return String.format("%-20s %5dk", name, (file.length() / 1024));
- }
-
-}
git://git.nikiroo.be / nikiroo-utils.git / blobdiff