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Diffstat (limited to 'kalarm/lib/lineedit.cpp')
| -rw-r--r-- | kalarm/lib/lineedit.cpp | 200 |
1 files changed, 200 insertions, 0 deletions
diff --git a/kalarm/lib/lineedit.cpp b/kalarm/lib/lineedit.cpp new file mode 100644 index 000000000..943d7b2d0 --- /dev/null +++ b/kalarm/lib/lineedit.cpp @@ -0,0 +1,200 @@ +/* + * lineedit.cpp - Line edit widget with extra drag and drop options + * Program: kalarm + * Copyright (C) 2003 - 2005 by David Jarvie <software@astrojar.org.uk> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + */ + +#include "kalarm.h" + +#include <qregexp.h> +#include <qdragobject.h> + +#include <kurldrag.h> +#include <kurlcompletion.h> + +#include <libkdepim/maillistdrag.h> +#include <libkdepim/kvcarddrag.h> +#include <libkcal/icaldrag.h> + +#include "lineedit.moc" + + +/*============================================================================= += Class LineEdit += Line edit which accepts drag and drop of text, URLs and/or email addresses. +* It has an option to prevent its contents being selected when it receives += focus. +=============================================================================*/ +LineEdit::LineEdit(Type type, QWidget* parent, const char* name) + : KLineEdit(parent, name), + mType(type), + mNoSelect(false), + mSetCursorAtEnd(false) +{ + init(); +} + +LineEdit::LineEdit(QWidget* parent, const char* name) + : KLineEdit(parent, name), + mType(Text), + mNoSelect(false), + mSetCursorAtEnd(false) +{ + init(); +} + +void LineEdit::init() +{ + if (mType == Url) + { + setCompletionMode(KGlobalSettings::CompletionShell); + KURLCompletion* comp = new KURLCompletion(KURLCompletion::FileCompletion); + comp->setReplaceHome(true); + setCompletionObject(comp); + setAutoDeleteCompletionObject(true); + } + else + setCompletionMode(KGlobalSettings::CompletionNone); +} + +/****************************************************************************** +* Called when the line edit receives focus. +* If 'noSelect' is true, prevent the contents being selected. +*/ +void LineEdit::focusInEvent(QFocusEvent* e) +{ + if (mNoSelect) + QFocusEvent::setReason(QFocusEvent::Other); + KLineEdit::focusInEvent(e); + if (mNoSelect) + { + QFocusEvent::resetReason(); + mNoSelect = false; + } +} + +void LineEdit::setText(const QString& text) +{ + KLineEdit::setText(text); + setCursorPosition(mSetCursorAtEnd ? text.length() : 0); +} + +void LineEdit::dragEnterEvent(QDragEnterEvent* e) +{ + if (KCal::ICalDrag::canDecode(e)) + e->accept(false); // don't accept "text/calendar" objects + e->accept(QTextDrag::canDecode(e) + || KURLDrag::canDecode(e) + || mType != Url && KPIM::MailListDrag::canDecode(e) + || mType == Emails && KVCardDrag::canDecode(e)); +} + +void LineEdit::dropEvent(QDropEvent* e) +{ + QString newText; + QStringList newEmails; + QString txt; + KPIM::MailList mailList; + KURL::List files; + KABC::Addressee::List addrList; + + if (mType != Url + && e->provides(KPIM::MailListDrag::format()) + && KPIM::MailListDrag::decode(e, mailList)) + { + // KMail message(s) - ignore all but the first + if (mailList.count()) + { + if (mType == Emails) + newText = mailList.first().from(); + else + setText(mailList.first().subject()); // replace any existing text + } + } + // This must come before KURLDrag + else if (mType == Emails + && KVCardDrag::canDecode(e) && KVCardDrag::decode(e, addrList)) + { + // KAddressBook entries + for (KABC::Addressee::List::Iterator it = addrList.begin(); it != addrList.end(); ++it) + { + QString em((*it).fullEmail()); + if (!em.isEmpty()) + newEmails.append(em); + } + } + else if (KURLDrag::decode(e, files) && files.count()) + { + // URL(s) + switch (mType) + { + case Url: + // URL entry field - ignore all but the first dropped URL + setText(files.first().prettyURL()); // replace any existing text + break; + case Emails: + { + // Email entry field - ignore all but mailto: URLs + QString mailto = QString::fromLatin1("mailto"); + for (KURL::List::Iterator it = files.begin(); it != files.end(); ++it) + { + if ((*it).protocol() == mailto) + newEmails.append((*it).path()); + } + break; + } + case Text: + newText = files.first().prettyURL(); + break; + } + } + else if (QTextDrag::decode(e, txt)) + { + // Plain text + if (mType == Emails) + { + // Remove newlines from a list of email addresses, and allow an eventual mailto: protocol + QString mailto = QString::fromLatin1("mailto:"); + newEmails = QStringList::split(QRegExp("[\r\n]+"), txt); + for (QStringList::Iterator it = newEmails.begin(); it != newEmails.end(); ++it) + { + if ((*it).startsWith(mailto)) + { + KURL url(*it); + *it = url.path(); + } + } + } + else + { + int newline = txt.find('\n'); + newText = (newline >= 0) ? txt.left(newline) : txt; + } + } + + if (newEmails.count()) + { + newText = newEmails.join(","); + int c = cursorPosition(); + if (c > 0) + newText.prepend(","); + if (c < static_cast<int>(text().length())) + newText.append(","); + } + if (!newText.isEmpty()) + insert(newText); +} |