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- /*
- * Copyright (c) 2006-2015 DMDirc Developers
- *
- * 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.
- */
-
- package com.dmdirc.commandparser;
-
- import com.dmdirc.interfaces.CommandController;
-
- /**
- * Represents an abstract, UI-independent popup menu item.
- */
- public class PopupMenuItem {
-
- /** The command manager to use to retrieve command information. */
- private final CommandController commandManager;
- /** Whether this item is a divider. */
- private boolean divider;
- /** The submenu for this item, if any. */
- private PopupMenu submenu;
- /** The name of this item, if any. */
- private String name;
- /** The command for this item, if any. */
- private String command;
- /** The arity of the command. */
- private int arity;
-
- /**
- * Creates a new PopupMenuItem that is used as a divider.
- *
- * @param manager The command manager to use to retrieve command information
- */
- public PopupMenuItem(final CommandController manager) {
- divider = true;
- this.commandManager = manager;
- }
-
- /**
- * Creates a new PopupMenuItem that is used as a submenu.
- *
- * @param manager The command manager to use to retrieve command information
- * @param name The name of the menu item
- * @param submenu The submenu of this item
- */
- public PopupMenuItem(final CommandController manager, final String name, final PopupMenu submenu) {
- this.name = name;
- this.submenu = submenu;
- this.commandManager = manager;
- }
-
- /**
- * Creates a new PopupMenuItem that executes a command.
- *
- * @param manager The command manager to use to retrieve command information
- * @param name The name of the menu item
- * @param arity The arity of the command this item will execute
- * @param command The command to be executed
- */
- public PopupMenuItem(final CommandController manager, final String name, final int arity,
- final String command) {
- this.name = name;
- this.arity = arity;
- this.command = command;
- this.commandManager = manager;
- }
-
- /**
- * Determines if this menu item is a divider or not.
- *
- * @return True if this item is a divider, false otherwise.
- */
- public boolean isDivider() {
- return divider;
- }
-
- /**
- * Determines if this menu item contains a submenu or not.
- *
- * @return True if this item contains a submenu, false otherwise.
- */
- public boolean isSubMenu() {
- return submenu != null;
- }
-
- /**
- * Retrieves the submenu associated with this item.
- *
- * @return This menu item's submenu.
- */
- public PopupMenu getSubMenu() {
- return submenu;
- }
-
- /**
- * Retrieves the name of this menu item.
- *
- * @return This menu item's name.
- */
- public String getName() {
- return name;
- }
-
- /**
- * Retrieves the command for this menu item, with the specified arguments substituted in. Note
- * that the result may actually consist of multiple commands on separate lines.
- *
- * @param arguments A two dimensional array containing one array of arguments for each subject
- * of the command.
- *
- * @return The command to be passed to a command parser
- */
- public String getCommand(final Object[][] arguments) {
- final StringBuilder builder = new StringBuilder();
-
- final String actualCommand;
- final int expectedArgs;
- if (command.matches("^[0-9]+:.+")) {
- final int index = command.indexOf(':');
- expectedArgs = Integer.parseInt(command.substring(0, index));
- actualCommand = command.substring(index + 1);
- } else {
- expectedArgs = arity;
- actualCommand = command;
- }
-
- final Object[] args = new Object[expectedArgs];
- int offset = 0;
-
- for (Object[] singleArg : arguments) {
- System.arraycopy(singleArg, 0, args, offset, arity);
-
- offset += arity;
-
- if (offset >= expectedArgs) {
- if (builder.length() > 0) {
- builder.append('\n');
- }
-
- builder.append(commandManager.getCommandChar());
- builder.append(String.format(actualCommand, args));
- offset = 0;
- }
- }
-
- if (offset > 0) {
- for (int i = offset; i < expectedArgs; i++) {
- args[i] = "";
- }
-
- if (builder.length() > 0) {
- builder.append('\n');
- }
-
- builder.append(commandManager.getCommandChar());
- builder.append(String.format(actualCommand, args));
- }
-
- return builder.toString();
- }
-
- }
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