+++ /dev/null
-/*
- * Jexer - Java Text User Interface
- *
- * License: LGPLv3 or later
- *
- * This module is licensed under the GNU Lesser General Public License
- * Version 3. Please see the file "COPYING" in this directory for more
- * information about the GNU Lesser General Public License Version 3.
- *
- * Copyright (C) 2015 Kevin Lamonte
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public License
- * as published by the Free Software Foundation; either version 3 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this program; if not, see
- * http://www.gnu.org/licenses/, or write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- * @author Kevin Lamonte [kevin.lamonte@gmail.com]
- * @version 1
- */
-package jexer.menu;
-
-import jexer.TKeypress;
-import jexer.TWidget;
-import jexer.bits.CellAttributes;
-import jexer.bits.GraphicsChars;
-import jexer.event.TKeypressEvent;
-import static jexer.TKeypress.*;
-
-/**
- * TSubMenu is a special case menu item that wraps another TMenu.
- */
-public final class TSubMenu extends TMenuItem {
-
- /**
- * The menu window. Note package private access.
- */
- TMenu menu;
-
- /**
- * Package private constructor.
- *
- * @param parent parent widget
- * @param title menu title. Title must contain a keyboard shortcut,
- * denoted by prefixing a letter with "&", e.g. "&File"
- * @param x column relative to parent
- * @param y row relative to parent
- */
- TSubMenu(final TMenu parent, final String title, final int x, final int y) {
- super(parent, TMenu.MID_UNUSED, x, y, title);
-
- setActive(false);
- setEnabled(true);
-
- this.menu = new TMenu(parent.getApplication(), x, getAbsoluteY() - 1,
- title);
- setWidth(menu.getWidth() + 2);
-
- this.menu.isSubMenu = true;
- }
-
- /**
- * Draw the menu title.
- */
- @Override
- public void draw() {
- super.draw();
-
- CellAttributes menuColor;
- if (isAbsoluteActive()) {
- menuColor = getTheme().getColor("tmenu.highlighted");
- } else {
- if (isEnabled()) {
- menuColor = getTheme().getColor("tmenu");
- } else {
- menuColor = getTheme().getColor("tmenu.disabled");
- }
- }
-
- // Add the arrow
- getScreen().putCharXY(getWidth() - 2, 0, GraphicsChars.CP437[0x10],
- menuColor);
- }
-
- /**
- * Handle keystrokes.
- *
- * @param keypress keystroke event
- */
- @Override
- public void onKeypress(final TKeypressEvent keypress) {
-
- // Open me if they hit my mnemonic.
- if (!keypress.getKey().isFnKey()
- && !keypress.getKey().isAlt()
- && !keypress.getKey().isCtrl()
- && (getMnemonic() != null)
- && (Character.toLowerCase(getMnemonic().getShortcut())
- == Character.toLowerCase(keypress.getKey().getChar()))
- ) {
- dispatch();
- return;
- }
-
- if (menu.isActive()) {
- menu.onKeypress(keypress);
- return;
- }
-
- if (keypress.equals(kbEnter)) {
- dispatch();
- return;
- }
-
- if (keypress.equals(kbRight)) {
- dispatch();
- return;
- }
-
- if (keypress.equals(kbDown)) {
- getParent().switchWidget(true);
- return;
- }
-
- if (keypress.equals(kbUp)) {
- getParent().switchWidget(false);
- return;
- }
-
- if (keypress.equals(kbLeft)) {
- TMenu parentMenu = (TMenu) getParent();
- if (parentMenu.isSubMenu) {
- getApplication().closeSubMenu();
- } else {
- getApplication().switchMenu(false);
- }
- return;
- }
-
- if (keypress.equals(kbEsc)) {
- getApplication().closeMenu();
- return;
- }
- }
-
- /**
- * Override dispatch() to do nothing.
- */
- @Override
- public void dispatch() {
- assert (isEnabled());
- if (isAbsoluteActive()) {
- if (!menu.isActive()) {
- getApplication().addSubMenu(menu);
- menu.setActive(true);
- }
- }
- }
-
- /**
- * Returns my active widget.
- *
- * @return widget that is active, or this if no children
- */
- @Override
- public TWidget getActiveChild() {
- if (menu.isActive()) {
- return menu;
- }
- // Menu not active, return me
- return this;
- }
-
- /**
- * Convenience function to add a custom menu item.
- *
- * @param id menu item ID. Must be greater than 1024.
- * @param label menu item label
- * @param key global keyboard accelerator
- * @return the new menu item
- */
- public TMenuItem addItem(final int id, final String label,
- final TKeypress key) {
-
- return menu.addItem(id, label, key);
- }
-
- /**
- * Convenience function to add a menu item.
- *
- * @param id menu item ID. Must be greater than 1024.
- * @param label menu item label
- * @return the new menu item
- */
- public TMenuItem addItem(final int id, final String label) {
- return menu.addItem(id, label);
- }
-
- /**
- * Convenience function to add one of the default menu items.
- *
- * @param id menu item ID. Must be between 0 (inclusive) and 1023
- * (inclusive).
- * @return the new menu item
- */
- public TMenuItem addDefaultItem(final int id) {
- return menu.addDefaultItem(id);
- }
-
- /**
- * Convenience function to add a menu separator.
- */
- public void addSeparator() {
- menu.addSeparator();
- }
-
- /**
- * Convenience function to add a sub-menu.
- *
- * @param title menu title. Title must contain a keyboard shortcut,
- * denoted by prefixing a letter with "&", e.g. "&File"
- * @return the new sub-menu
- */
- public TSubMenu addSubMenu(final String title) {
- return menu.addSubMenu(title);
- }
-
-
-}
git://git.nikiroo.be / fanfix.git / blobdiff