author | sheepluva |
Fri, 28 Oct 2011 13:10:46 +0200 | |
changeset 6222 | 96d10dcd6d84 |
parent 6205 | 7764cbe4ddd7 |
child 6616 | f77bb02b669f |
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 definition |
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*/ |
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#ifndef HEDGEWARS_SMARTLINEEDIT_H |
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#define HEDGEWARS_SMARTLINEEDIT_H |
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#include <QMap> |
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#include <QString> |
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#include <QStringList> |
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#include <QEvent> |
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#include <QKeyEvent> |
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#include <QRegExp> |
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#include "HistoryLineEdit.h" |
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/** |
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* @brief {@link HistoryLineEdit} that features auto-completion with TAB key |
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* and clear with ESC key. |
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* |
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* Notes: |
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* <ul> |
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* <li>A Keyword can either be a command (if first word) or |
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* a nickname (completed regardless of position in text).</li> |
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* </ul> |
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* |
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* @author sheepluva |
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* @since 0.9.17 |
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*/ |
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class SmartLineEdit : public HistoryLineEdit |
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{ |
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Q_OBJECT |
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public: |
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/** |
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* @brief Class constructor. |
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* @param parent parent QWidget. |
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* @param maxHistorySize maximum amount of history entries kept. |
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*/ |
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SmartLineEdit(QWidget * parent = 0, int maxHistorySize = 64); |
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/** |
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* @brief Class destructor. |
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*/ |
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~SmartLineEdit(); |
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/** |
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* @brief Adds commands to the auto-completion feature. |
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* @param commands list of commands to be added. |
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*/ |
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void addCommands(const QStringList & commands); |
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/** |
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* @brief Adds a single nickname to the auto-completion feature. |
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* @param nickname name to be added. |
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*/ |
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void addNickname(const QString & nickname); |
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/** |
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* @brief Removes commands from the auto-completion feature. |
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* @param commands list of commands to be removed. |
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*/ |
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void removeCommands(const QStringList & commands); |
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/** |
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* @brief Removes a single nickname from the auto-completion feature. |
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* @param nickname name to be removed. |
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*/ |
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void removeNickname(const QString & nickname); |
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/** |
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* @brief Forget all keywords and input history. |
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*/ |
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void reset(); |
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protected: |
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/** |
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* @brief Overrides method of parent class. |
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* Forward pressed TAB to parent class' method (for focus handling etc) |
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* only if line is empty. |
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* |
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* @param event the event. |
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* @return returns true if the event was recognized. |
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*/ |
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virtual bool event(QEvent * event); |
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/** |
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* @brief Overrides method of parent class. |
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* Autocompletes if TAB is reported as pressed key in the key event, |
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* ESC leads to the contents being cleared. |
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* |
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* Other keys are forwarded to parent method. |
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* |
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* @param event the key event. |
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*/ |
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virtual void keyPressEvent(QKeyEvent * event); |
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private: |
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QRegExp m_whitespace; ///< regexp that matches a whitespace |
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QStringList * m_cmds; ///< list of recognized commands |
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QStringList * m_nicks; ///< list of recognized nicknames |
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/// recognized nicknames, sorted case-insensitive |
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QMap<QString, QString> * m_sorted_nicks; |
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// these variables contain information about the last replacement |
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// they get reset whenever cursor is moved or text is changed |
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QString m_beforeMatch; ///< the string that was just matched |
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bool m_hasJustMatched; ///< whether this widget just did an auto-completion |
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QString m_prefix; ///< prefix of the text replacement this widget just did |
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QString m_postfix; ///< postfix of the text replacement this widget just did |
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/** |
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* @brief Autocompletes the contents based on the known commands and/or names. |
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*/ |
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void autoComplete(); |
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private slots: |
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/** |
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* @brief Resets the information about the last match and text replacement. |
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*/ |
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void resetAutoCompletionStatus(); |
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}; |
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#endif // HEDGEWARS_SMARTLINEEDIT_H |