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- /*
- * Copyright (c) 2006-2013 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;
-
- import com.dmdirc.actions.ActionManager;
- import com.dmdirc.commandparser.parsers.CommandParser;
- import com.dmdirc.config.ConfigManager;
- import com.dmdirc.interfaces.actions.ActionType;
- import com.dmdirc.messages.MessageSinkManager;
- import com.dmdirc.parser.common.CompositionState;
- import com.dmdirc.ui.input.TabCompleter;
-
- import java.util.ArrayList;
- import java.util.Collection;
- import java.util.Date;
- import java.util.List;
-
- /**
- * The writable frame container adds additional methods to the frame container
- * class that allow the sending of lines back to whatever the container's
- * data source is (e.g. an IRC channel or server).
- */
- public abstract class WritableFrameContainer extends FrameContainer {
-
- /** The name of the server notification target. */
- protected static final String NOTIFICATION_SERVER = "server".intern();
-
- /** The name of the channel notification target. */
- protected static final String NOTIFICATION_CHANNEL = "channel".intern();
-
- /** The command parser used for commands in this container. */
- protected final CommandParser commandParser;
-
- /**
- * Creates a new WritableFrameContainer.
- *
- * @param icon The icon to use for this container
- * @param name The name of this container
- * @param title The title of this container
- * @param config The config manager for this container
- * @param parser The command parser for this container
- * @param components The UI components that this frame requires
- * @since 0.6.4
- */
- public WritableFrameContainer(final String icon, final String name,
- final String title, final ConfigManager config,
- final CommandParser parser, final Collection<String> components) {
- super(icon, name, title, config, components);
-
- this.commandParser = parser;
- parser.setOwner(this);
- }
-
- /**
- * Sends a line of text to this container's source.
- *
- * @param line The line to be sent
- */
- public abstract void sendLine(String line);
-
- /**
- * Retrieves the command parser to be used for this container.
- *
- * @return This container's command parser
- */
- public CommandParser getCommandParser() {
- return commandParser;
- }
-
- /**
- * Retrieves the tab completer which should be used for this cotnainer.
- *
- * @return This container's tab completer
- */
- public abstract TabCompleter getTabCompleter();
-
- /**
- * Returns the maximum length that a line passed to sendLine() should be,
- * in order to prevent it being truncated or causing protocol violations.
- *
- * @return The maximum line length for this container
- */
- public abstract int getMaxLineLength();
-
- /**
- * Splits the specified line into chunks that contain a number of bytes
- * less than or equal to the value returned by {@link #getMaxLineLength()}.
- *
- * @param line The line to be split
- * @return An ordered list of chunks of the desired length
- */
- protected List<String> splitLine(final String line) {
- final List<String> result = new ArrayList<String>();
-
- if (line.indexOf('\n') > -1) {
- for (String part : line.split("\n")) {
- result.addAll(splitLine(part));
- }
- } else {
- final StringBuilder remaining = new StringBuilder(line);
-
- while (getMaxLineLength() > -1 && remaining.toString().getBytes().length
- > getMaxLineLength()) {
- int number = Math.min(remaining.length(), getMaxLineLength());
-
- while (remaining.substring(0, number).getBytes().length > getMaxLineLength()) {
- number--;
- }
-
- result.add(remaining.substring(0, number));
- remaining.delete(0, number);
- }
-
- result.add(remaining.toString());
- }
-
- return result;
- }
-
- /**
- * Returns the number of lines that the specified string would be sent as.
- *
- * @param line The string to be split and sent
- * @return The number of lines required to send the specified string
- */
- public final int getNumLines(final String line) {
- final String[] splitLines = line.split("(\n|\r\n|\r)", Integer.MAX_VALUE);
- int lines = 0;
-
- for (String splitLine : splitLines) {
- if (getMaxLineLength() <= 0) {
- lines++;
- } else {
- lines += (int) Math.ceil(splitLine.getBytes().length
- / (double) getMaxLineLength());
- }
- }
-
- return lines;
- }
-
- /**
- * Processes and displays a notification.
- *
- * @param messageType The name of the formatter to be used for the message
- * @param actionType The action type to be used
- * @param args The arguments for the message
- * @return True if any further behaviour should be executed, false otherwise
- */
- public boolean doNotification(final String messageType,
- final ActionType actionType, final Object... args) {
- return doNotification(new Date(), messageType, actionType, args);
- }
-
- /**
- * Processes and displays a notification.
- *
- * @param date The date/time at which the event occured
- * @param messageType The name of the formatter to be used for the message
- * @param actionType The action type to be used
- * @param args The arguments for the message
- * @return True if any further behaviour should be executed, false otherwise
- */
- public boolean doNotification(final Date date, final String messageType,
- final ActionType actionType, final Object... args) {
- final List<Object> messageArgs = new ArrayList<Object>();
- final List<Object> actionArgs = new ArrayList<Object>();
- final StringBuffer buffer = new StringBuffer(messageType);
-
- actionArgs.add(this);
-
- for (Object arg : args) {
- actionArgs.add(arg);
-
- if (!processNotificationArg(arg, messageArgs)) {
- messageArgs.add(arg);
- }
- }
-
- modifyNotificationArgs(actionArgs, messageArgs);
-
- final boolean res = ActionManager.getActionManager().triggerEvent(
- actionType, buffer, actionArgs.toArray());
-
- handleNotification(date, buffer.toString(), messageArgs.toArray());
-
- return res;
- }
-
- /**
- * Allows subclasses to modify the lists of arguments for notifications.
- *
- * @param actionArgs The list of arguments to be passed to the actions system
- * @param messageArgs The list of arguments to be passed to the formatter
- */
- protected void modifyNotificationArgs(final List<Object> actionArgs,
- final List<Object> messageArgs) {
- // Do nothing
- }
-
- /**
- * Allows subclasses to process specific types of notification arguments.
- *
- * @param arg The argument to be processed
- * @param args The list of arguments that any data should be appended to
- * @return True if the arg has been processed, false otherwise
- */
- protected boolean processNotificationArg(final Object arg, final List<Object> args) {
- return false;
- }
-
- /**
- * Handles general server notifications (i.e., ones not tied to a
- * specific window). The user can select where the notifications should
- * go in their config.
- *
- * @param messageType The type of message that is being sent
- * @param args The arguments for the message
- */
- public void handleNotification(final String messageType, final Object... args) {
- handleNotification(new Date(), messageType, args);
- }
-
- /**
- * Handles general server notifications (i.e., ones not tied to a
- * specific window). The user can select where the notifications should
- * go in their config.
- *
- * @param date The date/time at which the event occured
- * @param messageType The type of message that is being sent
- * @param args The arguments for the message
- */
- public void handleNotification(final Date date, final String messageType, final Object... args) {
- MessageSinkManager.getManager().despatchMessage(this, date, messageType, args);
- }
-
- /**
- * Sets the composition state for the local user for this chat.
- *
- * @param state The new composition state
- */
- public void setCompositionState(final CompositionState state) {
- // Default implementation does nothing. Subclasses that support
- // composition should override this.
- }
-
- }
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