author | sheepluva |
Sun, 23 Oct 2011 22:47:59 +0200 | |
changeset 6193 | 4f234aa06182 |
parent 6187 | 59ff93c0ae2d |
child 6197 | 4ce7c29799b9 |
permissions | -rw-r--r-- |
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/* |
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* Hedgewars, a free turn based strategy game |
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* Copyright (c) 2006-2007 Igor Ulyanov <iulyanov@gmail.com> |
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* Copyright (c) 2007-2011 Andrey Korotaev <unC0Rr@gmail.com> |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; version 2 of the License |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA |
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*/ |
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/** |
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* @file |
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* @brief SmartLineEdit class implementation |
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*/ |
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#include "SmartLineEdit.h" |
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SmartLineEdit::SmartLineEdit(QWidget * parent, int maxHistorySize) |
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: HistoryLineEdit(parent, maxHistorySize) |
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{ |
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m_whitespace = QRegExp("\\s"); |
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m_cmds = new QStringList(); |
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m_nicks = new QStringList(); |
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m_sorted_nicks = new QMap<QString, QString>(); |
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resetAutoCompletionStatus(); |
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// reset autocompletion status when cursor is moved or content is changed |
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connect(this, SIGNAL(cursorPositionChanged(int, int)), |
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this, SLOT(resetAutoCompletionStatus())); |
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connect(this, SIGNAL(textChanged(const QString&)), |
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this, SLOT(resetAutoCompletionStatus())); |
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} |
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SmartLineEdit::~SmartLineEdit() |
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{ |
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delete m_cmds; |
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delete m_nicks; |
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delete m_sorted_nicks; |
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} |
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void SmartLineEdit::addCommands(const QStringList & commands) |
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{ |
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m_keywordMutex.lock(); |
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m_cmds->append(commands); |
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m_keywordMutex.unlock(); |
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} |
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void SmartLineEdit::removeCommands(const QStringList & commands) |
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{ |
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m_keywordMutex.lock(); |
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foreach (const QString & cmd, commands) |
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{ |
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m_cmds->removeAll(cmd); |
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} |
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m_keywordMutex.unlock(); |
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} |
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void SmartLineEdit::addNickname(const QString & name) |
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{ |
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m_keywordMutex.lock(); |
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m_sorted_nicks->insert(name.toLower(), name); |
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m_nicks->append(name); |
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m_keywordMutex.unlock(); |
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} |
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void SmartLineEdit::removeNickname(const QString & name) |
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{ |
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m_keywordMutex.lock(); |
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m_sorted_nicks->remove(name.toLower()); |
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m_nicks->removeAll(name); |
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m_keywordMutex.unlock(); |
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} |
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give the room name edit box a history of previous room. however I hate that box from the bottom of my heart, it shall dieeeee... later...
sheepluva
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void SmartLineEdit::reset() |
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{ |
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// forget keywords |
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m_keywordMutex.lock(); |
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m_cmds->clear(); |
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m_sorted_nicks->clear(); |
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m_nicks->clear(); |
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give the room name edit box a history of previous room. however I hate that box from the bottom of my heart, it shall dieeeee... later...
sheepluva
parents:
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resetAutoCompletionStatus(); |
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m_keywordMutex.unlock(); |
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// forget history |
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9fd5b70acb1a
give the room name edit box a history of previous room. however I hate that box from the bottom of my heart, it shall dieeeee... later...
sheepluva
parents:
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HistoryLineEdit::reset(); |
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} |
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bool SmartLineEdit::event(QEvent * event) |
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{ |
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// we only want special treatment for key press events |
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if (event->type() == QEvent::KeyPress) |
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{ |
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QKeyEvent * keyEvent = static_cast<QKeyEvent*>(event); |
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// TAB key pressed and any useful chars in the matchMe -> let's process those |
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if ((keyEvent->key() == Qt::Key_Tab) && (!text().trimmed().isEmpty())) |
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{ |
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keyPressEvent(keyEvent); |
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if (event->isAccepted()) |
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return true; |
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} |
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} |
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9fd5b70acb1a
give the room name edit box a history of previous room. however I hate that box from the bottom of my heart, it shall dieeeee... later...
sheepluva
parents:
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return HistoryLineEdit::event(event); |
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} |
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void SmartLineEdit::keyPressEvent(QKeyEvent * event) |
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{ |
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int key = event->key(); // retrieve pressed key |
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// auto-complete on pressed TAB (except for whitespace-only contents) |
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if ((key == Qt::Key_Tab) && (!text().trimmed().isEmpty())) |
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{ |
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autoComplete(); |
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event->accept(); |
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} |
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give the room name edit box a history of previous room. however I hate that box from the bottom of my heart, it shall dieeeee... later...
sheepluva
parents:
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diff
changeset
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// clear contents on pressed ESC |
9fd5b70acb1a
give the room name edit box a history of previous room. however I hate that box from the bottom of my heart, it shall dieeeee... later...
sheepluva
parents:
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else if ((event->modifiers() == Qt::NoModifier) && (key == Qt::Key_Escape)) |
9fd5b70acb1a
give the room name edit box a history of previous room. however I hate that box from the bottom of my heart, it shall dieeeee... later...
sheepluva
parents:
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diff
changeset
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{ |
9fd5b70acb1a
give the room name edit box a history of previous room. however I hate that box from the bottom of my heart, it shall dieeeee... later...
sheepluva
parents:
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clear(); |
9fd5b70acb1a
give the room name edit box a history of previous room. however I hate that box from the bottom of my heart, it shall dieeeee... later...
sheepluva
parents:
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diff
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event->accept(); |
9fd5b70acb1a
give the room name edit box a history of previous room. however I hate that box from the bottom of my heart, it shall dieeeee... later...
sheepluva
parents:
6150
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} |
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// otherwise forward keys to parent |
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else |
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9fd5b70acb1a
give the room name edit box a history of previous room. however I hate that box from the bottom of my heart, it shall dieeeee... later...
sheepluva
parents:
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HistoryLineEdit::keyPressEvent(event); |
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} |
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void SmartLineEdit::autoComplete() |
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{ |
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QString match = ""; |
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bool isNick = false; |
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QString matchMe = text(); |
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QString prefix = ""; |
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QString postfix = ""; |
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bool isFirstWord; |
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// we are trying to rematch, so use the data from earlier |
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if (m_hasJustMatched) |
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{ |
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// restore values from earlier auto-completion |
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matchMe = m_beforeMatch; |
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prefix = m_prefix; |
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postfix = m_postfix; |
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isFirstWord = prefix.isEmpty(); |
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} |
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else |
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{ |
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m_keywordMutex.lock(); |
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m_cmds->sort(); |
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m_nicks = new QStringList(m_sorted_nicks->values()); |
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m_keywordMutex.unlock(); |
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int cp = cursorPosition(); |
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// cursor is not in or at end/beginning of word |
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if ((cp = matchMe.length()) || (QString(matchMe.at(cp)).contains(m_whitespace))) |
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if ((cp < 1) || (QString(matchMe.at(cp-1)).contains(m_whitespace))) |
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return; |
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// crop matchMe at cursor position |
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prefix = matchMe.left (cp); |
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postfix = matchMe.right(matchMe.length()-cp); |
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matchMe = ""; |
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// use the whole word the curser is on for matching |
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int prefixLen = prefix.lastIndexOf(m_whitespace) + 1; |
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int preWordLen = prefix.length() - prefixLen; |
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int postWordLen = postfix.indexOf(m_whitespace); |
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int postfixLen = 0; |
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if (postWordLen < 0) |
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postWordLen = postfix.length(); |
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else |
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postfixLen = postfix.length() - (postWordLen + 1); |
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matchMe = prefix.right(preWordLen) + postfix.left(postWordLen); |
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prefix = prefix.left(prefixLen); |
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postfix = postfix.right(postfixLen); |
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isFirstWord = prefix.isEmpty(); // true if first word |
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} |
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m_keywordMutex.lock(); |
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if (isFirstWord) |
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{ |
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// find matching commands |
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foreach (const QString & cmd, *m_cmds) |
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{ |
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if (cmd.startsWith(matchMe, Qt::CaseInsensitive)) |
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{ |
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match = cmd; |
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// move match to end so next time new matches will be prefered |
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if (m_cmds->removeAll(cmd) > 0); |
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m_cmds->append(cmd); |
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break; |
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} |
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} |
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} |
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if (match.isEmpty()) |
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{ |
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// find matching nicks |
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foreach (const QString & nick, *m_nicks) |
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{ |
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if (nick.startsWith(matchMe, Qt::CaseInsensitive)) |
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{ |
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match = nick; |
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isNick = true; |
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// move match to end so next time new matches will be prefered |
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if (m_nicks->removeAll(nick) > 0); |
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m_nicks->append(nick); |
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break; |
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} |
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} |
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} |
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parents:
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m_keywordMutex.unlock(); |
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// we found a single match? |
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if (!match.isEmpty()) |
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{ |
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// replace last word with match |
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// and append ':' if a name at the beginning of the matchMe got completed |
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// also add a space at the very end to ease further typing |
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QString addAfter = ((isNick && isFirstWord)?": ":" "); |
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match = prefix + match + addAfter; |
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setText(match + postfix); |
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setCursorPosition(match.length()); |
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// save values for for the case a rematch is requested |
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m_beforeMatch = matchMe; |
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m_hasJustMatched = true; |
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m_prefix = prefix; |
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m_postfix = postfix; |
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} |
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} |
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void SmartLineEdit::resetAutoCompletionStatus() |
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{ |
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m_beforeMatch = ""; |
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m_hasJustMatched = false; |
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m_prefix = ""; |
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m_postfix = ""; |
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} |
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9fd5b70acb1a
give the room name edit box a history of previous room. however I hate that box from the bottom of my heart, it shall dieeeee... later...
sheepluva
parents:
6150
diff
changeset
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