diff options
Diffstat (limited to 'kexi/plugins/forms/widgets/kexidbdatetimeedit.cpp')
| -rw-r--r-- | kexi/plugins/forms/widgets/kexidbdatetimeedit.cpp | 243 |
1 files changed, 243 insertions, 0 deletions
diff --git a/kexi/plugins/forms/widgets/kexidbdatetimeedit.cpp b/kexi/plugins/forms/widgets/kexidbdatetimeedit.cpp new file mode 100644 index 00000000..faaeca66 --- /dev/null +++ b/kexi/plugins/forms/widgets/kexidbdatetimeedit.cpp @@ -0,0 +1,243 @@ +/* This file is part of the KDE project + Copyright (C) 2005 Cedric Pasteur <[email protected]> + Copyright (C) 2004-2005 Jaroslaw Staniek <[email protected]> + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU Library 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 + Library General Public License for more details. + + You should have received a copy of the GNU Library General Public License + along with this program; see the file COPYING. If not, write to + the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. +*/ + +#include "kexidbdatetimeedit.h" + +#include <qtoolbutton.h> +#include <qlayout.h> +#include <kpopupmenu.h> +#include <kdatepicker.h> +#include <kdatetbl.h> +#include <kexiutils/utils.h> + +KexiDBDateTimeEdit::KexiDBDateTimeEdit(const QDateTime &datetime, QWidget *parent, const char *name) + : QWidget(parent, name), KexiFormDataItemInterface() +{ + m_invalidState = false; + m_cleared = false; + m_readOnly = false; + + m_dateEdit = new QDateEdit(datetime.date(), this); + m_dateEdit->setAutoAdvance(true); + m_dateEdit->setSizePolicy(QSizePolicy::Minimum, QSizePolicy::MinimumExpanding); +// m_dateEdit->setFixedWidth( QFontMetrics(m_dateEdit->font()).width("8888-88-88___") ); + connect(m_dateEdit, SIGNAL(valueChanged(const QDate&)), this, SLOT(slotValueChanged())); + connect(m_dateEdit, SIGNAL(valueChanged(const QDate&)), this, SIGNAL(dateTimeChanged())); + + QToolButton* btn = new QToolButton(this); + btn->setText("..."); + btn->setFixedWidth( QFontMetrics(btn->font()).width(" ... ") ); + btn->setPopupDelay(1); //1 ms + + m_timeEdit = new QTimeEdit(datetime.time(), this);; + m_timeEdit->setAutoAdvance(true); + m_timeEdit->setSizePolicy(QSizePolicy::Minimum, QSizePolicy::MinimumExpanding); + connect(m_timeEdit, SIGNAL(valueChanged(const QTime&)), this, SLOT(slotValueChanged())); + connect(m_timeEdit, SIGNAL(valueChanged(const QTime&)), this, SIGNAL(dateTimeChanged())); + +#ifdef QDateTimeEditor_HACK + m_dte_date = KexiUtils::findFirstChild<QDateTimeEditor>(m_dateEdit, "QDateTimeEditor"); + m_dte_time = KexiUtils::findFirstChild<QDateTimeEditor>(m_timeEdit, "QDateTimeEditor"); +#else + m_dte_date = 0; +#endif + + m_datePickerPopupMenu = new KPopupMenu(0, "date_popup"); + connect(m_datePickerPopupMenu, SIGNAL(aboutToShow()), this, SLOT(slotShowDatePicker())); + m_datePicker = new KDatePicker(m_datePickerPopupMenu, QDate::currentDate(), 0); + + KDateTable *dt = KexiUtils::findFirstChild<KDateTable>(m_datePicker, "KDateTable"); + if (dt) + connect(dt, SIGNAL(tableClicked()), this, SLOT(acceptDate())); + m_datePicker->setCloseButton(true); + m_datePicker->installEventFilter(this); + m_datePickerPopupMenu->insertItem(m_datePicker); + btn->setPopup(m_datePickerPopupMenu); + + QHBoxLayout* layout = new QHBoxLayout(this); + layout->addWidget(m_dateEdit, 0); + layout->addWidget(btn, 0); + layout->addWidget(m_timeEdit, 0); + //layout->addStretch(1); + + setFocusProxy(m_dateEdit); +} + +KexiDBDateTimeEdit::~KexiDBDateTimeEdit() +{ +} + +void KexiDBDateTimeEdit::setInvalidState(const QString & /*! @todo paint this text: text*/) +{ + setEnabled(false); + setReadOnly(true); + m_invalidState = true; +//! @todo move this to KexiDataItemInterface::setInvalidStateInternal() ? + if (focusPolicy() & TabFocus) + setFocusPolicy(QWidget::ClickFocus); +} + +void +KexiDBDateTimeEdit::setEnabled(bool enabled) +{ + // prevent the user from reenabling the widget when it is in invalid state + if(enabled && m_invalidState) + return; + QWidget::setEnabled(enabled); +} + +void KexiDBDateTimeEdit::setValueInternal(const QVariant &, bool ) +{ + m_dateEdit->setDate(m_origValue.toDate()); + m_timeEdit->setTime(m_origValue.toTime()); +} + +QVariant +KexiDBDateTimeEdit::value() +{ + return QDateTime(m_dateEdit->date(), m_timeEdit->time()); +} + +bool KexiDBDateTimeEdit::valueIsNull() +{ + return !m_dateEdit->date().isValid() || m_dateEdit->date().isNull() + || !m_timeEdit->time().isValid() || m_timeEdit->time().isNull(); +} + +bool KexiDBDateTimeEdit::valueIsEmpty() +{ + return m_cleared; +} + +bool KexiDBDateTimeEdit::isReadOnly() const +{ + //! @todo: data/time edit API has no readonly flag, + //! so use event filter to avoid changes made by keyboard or mouse when m_readOnly==true + return m_readOnly; //!isEnabled(); +} + +void KexiDBDateTimeEdit::setReadOnly(bool set) +{ + m_readOnly = set; +} + +QWidget* +KexiDBDateTimeEdit::widget() +{ + return m_dateEdit; +} + +bool KexiDBDateTimeEdit::cursorAtStart() +{ +#ifdef QDateTimeEditor_HACK + return m_dte_date && m_dateEdit->hasFocus() && m_dte_date->focusSection()==0; +#else + return false; +#endif +} + +bool KexiDBDateTimeEdit::cursorAtEnd() +{ +#ifdef QDateTimeEditor_HACK + return m_dte_time && m_timeEdit->hasFocus() + && m_dte_time->focusSection()==int(m_dte_time->sectionCount()-1); +#else + return false; +#endif +} + +void KexiDBDateTimeEdit::clear() +{ + m_dateEdit->setDate(QDate()); + m_timeEdit->setTime(QTime()); + m_cleared = true; +} + +void +KexiDBDateTimeEdit::slotValueChanged() +{ + m_cleared = false; +} + +void +KexiDBDateTimeEdit::slotShowDatePicker() +{ + QDate date = m_dateEdit->date(); + + m_datePicker->setDate(date); + m_datePicker->setFocus(); + m_datePicker->show(); + m_datePicker->setFocus(); +} + +void +KexiDBDateTimeEdit::acceptDate() +{ + m_dateEdit->setDate(m_datePicker->date()); + m_datePickerPopupMenu->hide(); +} + +bool +KexiDBDateTimeEdit::eventFilter(QObject *o, QEvent *e) +{ + if (o != m_datePicker) + return false; + + switch (e->type()) { + case QEvent::Hide: + m_datePickerPopupMenu->hide(); + break; + case QEvent::KeyPress: + case QEvent::KeyRelease: { + QKeyEvent *ke = (QKeyEvent *)e; + if (ke->key()==Qt::Key_Enter || ke->key()==Qt::Key_Return) { + //accepting picker + acceptDate(); + return true; + } + else if (ke->key()==Qt::Key_Escape) { + //canceling picker + m_datePickerPopupMenu->hide(); + return true; + } + else + m_datePickerPopupMenu->setFocus(); + break; + } + default: + break; + } + return false; +} + +QDateTime +KexiDBDateTimeEdit::dateTime() const +{ + return QDateTime(m_dateEdit->date(), m_timeEdit->time()); +} + +void +KexiDBDateTimeEdit::setDateTime(const QDateTime &dt) +{ + m_dateEdit->setDate(dt.date()); + m_timeEdit->setTime(dt.time()); +} + +#include "kexidbdatetimeedit.moc" |