1 /***************************************************************************
2 * Copyright (C) 2005/06 by the Quassel Project *
3 * devel@quassel-irc.org *
5 * This program is free software; you can redistribute it and/or modify *
6 * it under the terms of the GNU General Public License as published by *
7 * the Free Software Foundation; either version 2 of the License, or *
8 * (at your option) version 3. *
10 * This program is distributed in the hope that it will be useful, *
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
13 * GNU General Public License for more details. *
15 * You should have received a copy of the GNU General Public License *
16 * along with this program; if not, write to the *
17 * Free Software Foundation, Inc., *
18 * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
19 ***************************************************************************/
21 #include "tabcompleter.h"
23 #include "inputline.h"
25 #include "buffermodel.h"
26 #include "networkmodel.h"
28 #include "ircchannel.h"
31 TabCompleter::TabCompleter(InputLine *inputLine_)
32 : QObject(inputLine_),
33 inputLine(inputLine_),
37 inputLine->installEventFilter(this);
40 void TabCompleter::buildCompletionList() {
41 completionList.clear();
42 nextCompletion = completionList.begin();
43 // this is the first time tab is pressed -> build up the completion list and it's iterator
44 QModelIndex currentIndex = Client::bufferModel()->currentIndex();
45 if(!currentIndex.data(NetworkModel::BufferIdRole).isValid())
48 NetworkId networkId = currentIndex.data(NetworkModel::NetworkIdRole).value<NetworkId>();
49 QString channelName = currentIndex.sibling(currentIndex.row(), 0).data().toString();
51 const Network *network = Client::network(networkId);
55 IrcChannel *channel = network->ircChannel(channelName);
59 // FIXME commented for debugging
61 disconnect(this, SLOT(ircUserJoinedOrParted(IrcUser *)));
62 connect(channel, SIGNAL(ircUserJoined(IrcUser *)),
63 this, SLOT(ircUserJoinedOrParted(IrcUser *)));
64 connect(channel, SIGNAL(ircUserParted(IrcUser *)),
65 this, SLOT(ircUserJoinedOrParted(IrcUser *)));
68 completionList.clear();
69 QString tabAbbrev = inputLine->text().left(inputLine->cursorPosition()).section(' ',-1,-1);
70 completionList.clear();
71 foreach(IrcUser *ircUser, channel->ircUsers()) {
72 if(ircUser->nick().toLower().startsWith(tabAbbrev.toLower())) {
73 completionList << ircUser->nick();
76 completionList.sort();
77 nextCompletion = completionList.begin();
78 lastCompletionLength = tabAbbrev.length();
81 void TabCompleter::ircUserJoinedOrParted(IrcUser *ircUser) {
83 buildCompletionList();
86 void TabCompleter::complete() {
88 buildCompletionList();
92 if (nextCompletion != completionList.end()) {
93 // clear previous completion
94 for (int i = 0; i < lastCompletionLength; i++) {
95 inputLine->backspace();
99 inputLine->insert(*nextCompletion);
101 // remember charcount to delete next time and advance to next completion
102 lastCompletionLength = nextCompletion->length();
105 // we're completing the first word of the line
106 if(inputLine->text().length() == lastCompletionLength) {
107 inputLine->insert(nickSuffix);
108 lastCompletionLength += nickSuffix.length();
111 // we're at the end of the list -> start over again
113 nextCompletion = completionList.begin();
118 void TabCompleter::reset() {
122 bool TabCompleter::eventFilter(QObject *obj, QEvent *event) {
123 if(obj != inputLine || event->type() != QEvent::KeyPress)
124 return QObject::eventFilter(obj, event);
126 QKeyEvent *keyEvent = static_cast<QKeyEvent *>(event);
128 if(keyEvent->key() == Qt::Key_Tab) {