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/*
* templatedlg.cpp - dialogue to create, edit and delete alarm templates
* Program: kalarm
* Copyright © 2004-2006 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 <tqlayout.h>
#include <tqpushbutton.h>
#include <tqwhatsthis.h>
#include <klocale.h>
#include <kguiitem.h>
#include <kmessagebox.h>
#include <kaccel.h>
#include <kdebug.h>
#include "editdlg.h"
#include "alarmcalendar.h"
#include "functions.h"
#include "templatelistview.h"
#include "undo.h"
#include "templatedlg.moc"
static const char TMPL_DIALOG_NAME[] = "TemplateDialog";
TemplateDlg* TemplateDlg::mInstance = 0;
TemplateDlg::TemplateDlg(TQWidget* parent, const char* name)
: KDialogBase(KDialogBase::Plain, i18n("Alarm Templates"), Close, Ok, parent, name, false, true)
{
TQWidget* topWidget = plainPage();
TQBoxLayout* topLayout = new TQHBoxLayout(topWidget);
topLayout->setSpacing(spacingHint());
TQBoxLayout* tqlayout = new TQVBoxLayout(topLayout);
mTemplateList = new TemplateListView(true, i18n("The list of alarm templates"), topWidget);
mTemplateList->setSelectionMode(TQListView::Extended);
mTemplateList->setSizePolicy(TQSizePolicy(TQSizePolicy::Expanding, TQSizePolicy::Expanding));
connect(mTemplateList, TQT_SIGNAL(selectionChanged()), TQT_SLOT(slotSelectionChanged()));
tqlayout->addWidget(mTemplateList);
tqlayout = new TQVBoxLayout(topLayout);
TQPushButton* button = new TQPushButton(i18n("&New..."), topWidget);
connect(button, TQT_SIGNAL(clicked()), TQT_SLOT(slotNew()));
TQWhatsThis::add(button, i18n("Create a new alarm template"));
tqlayout->addWidget(button);
mEditButton = new TQPushButton(i18n("&Edit..."), topWidget);
connect(mEditButton, TQT_SIGNAL(clicked()), TQT_SLOT(slotEdit()));
TQWhatsThis::add(mEditButton, i18n("Edit the currently highlighted alarm template"));
tqlayout->addWidget(mEditButton);
mCopyButton = new TQPushButton(i18n("Co&py"), topWidget);
connect(mCopyButton, TQT_SIGNAL(clicked()), TQT_SLOT(slotCopy()));
TQWhatsThis::add(mCopyButton,
i18n("Create a new alarm template based on a copy of the currently highlighted template"));
tqlayout->addWidget(mCopyButton);
mDeleteButton = new TQPushButton(i18n("&Delete"), topWidget);
connect(mDeleteButton, TQT_SIGNAL(clicked()), TQT_SLOT(slotDelete()));
TQWhatsThis::add(mDeleteButton, i18n("Delete the currently highlighted alarm template"));
tqlayout->addWidget(mDeleteButton);
KAccel* accel = new KAccel(this);
accel->insert(KStdAccel::SelectAll, TQT_TQOBJECT(mTemplateList), TQT_SLOT(slotSelectAll()));
accel->insert(KStdAccel::Deselect, TQT_TQOBJECT(mTemplateList), TQT_SLOT(slotDeselect()));
accel->readSettings();
mTemplateList->refresh();
slotSelectionChanged(); // enable/disable buttons as appropriate
TQSize s;
if (KAlarm::readConfigWindowSize(TMPL_DIALOG_NAME, s))
resize(s);
}
/******************************************************************************
* Destructor.
*/
TemplateDlg::~TemplateDlg()
{
mInstance = 0;
}
/******************************************************************************
* Create an instance, if none already exists.
*/
TemplateDlg* TemplateDlg::create(TQWidget* parent, const char* name)
{
if (mInstance)
return 0;
mInstance = new TemplateDlg(parent, name);
return mInstance;
}
/******************************************************************************
* Called when the New Template button is clicked to create a new template
* based on the currently selected alarm.
*/
void TemplateDlg::slotNew()
{
createTemplate(0, this, mTemplateList);
}
/******************************************************************************
* Called when the Copy button is clicked to edit a copy of an existing alarm,
* to add to the list.
*/
void TemplateDlg::slotCopy()
{
TemplateListViewItem* item = mTemplateList->selectedItem();
if (item)
{
KAEvent event = item->event();
createTemplate(&event, mTemplateList);
}
}
/******************************************************************************
* Create a new template.
* If 'event' is non-zero, base the new template on an existing event or template.
*/
void TemplateDlg::createTemplate(const KAEvent* event, TQWidget* parent, TemplateListView* view)
{
EditAlarmDlg editDlg(true, i18n("New Alarm Template"), parent, 0, event);
if (editDlg.exec() == TQDialog::Accepted)
{
KAEvent event;
editDlg.getEvent(event);
// Add the template to the displayed lists and to the calendar file
KAlarm::addTemplate(event, view, &editDlg);
Undo::saveAdd(event);
}
}
/******************************************************************************
* Called when the Modify button is clicked to edit the currently highlighted
* alarm in the list.
*/
void TemplateDlg::slotEdit()
{
TemplateListViewItem* item = mTemplateList->selectedItem();
if (item)
{
KAEvent event = item->event();
EditAlarmDlg editDlg(true, i18n("Edit Alarm Template"), this, 0, &event);
if (editDlg.exec() == TQDialog::Accepted)
{
KAEvent newEvent;
editDlg.getEvent(newEvent);
TQString id = event.id();
newEvent.setEventID(id);
// Update the event in the displays and in the calendar file
KAlarm::updateTemplate(newEvent, mTemplateList, &editDlg);
Undo::saveEdit(event, newEvent);
}
}
}
/******************************************************************************
* Called when the Delete button is clicked to delete the currently highlighted
* alarms in the list.
*/
void TemplateDlg::slotDelete()
{
TQValueList<EventListViewItemBase*> items = mTemplateList->selectedItems();
int n = items.count();
if (KMessageBox::warningContinueCancel(this, i18n("Do you really want to delete the selected alarm template?",
"Do you really want to delete the %n selected alarm templates?", n),
i18n("Delete Alarm Template", "Delete Alarm Templates", n), KGuiItem(i18n("&Delete"), "editdelete"))
!= KMessageBox::Continue)
return;
int warnErr = 0;
KAlarm::UpdateStatus status = KAlarm::UPDATE_OK;
TQValueList<KAEvent> events;
AlarmCalendar::templateCalendar()->startUpdate(); // prevent multiple saves of the calendar until we're finished
for (TQValueList<EventListViewItemBase*>::Iterator it = items.begin(); it != items.end(); ++it)
{
TemplateListViewItem* item = (TemplateListViewItem*)(*it);
events.append(item->event());
KAlarm::UpdateStatus st = KAlarm::deleteTemplate(item->event());
if (st != KAlarm::UPDATE_OK)
{
status = st;
++warnErr;
}
}
if (!AlarmCalendar::templateCalendar()->endUpdate()) // save the calendar now
{
status = KAlarm::SAVE_FAILED;
warnErr = items.count();
}
Undo::saveDeletes(events);
if (warnErr)
displayUpdateError(this, status, KAlarm::ERR_TEMPLATE, warnErr);
}
/******************************************************************************
* Called when the group of items selected changes.
* Enable/disable the buttons depending on whether/how many templates are
* currently highlighted.
*/
void TemplateDlg::slotSelectionChanged()
{
int count = mTemplateList->selectedCount();
mEditButton->setEnabled(count == 1);
mCopyButton->setEnabled(count == 1);
mDeleteButton->setEnabled(count);
}
/******************************************************************************
* Called when the dialog's size has changed.
* Records the new size in the config file.
*/
void TemplateDlg::resizeEvent(TQResizeEvent* re)
{
if (isVisible())
KAlarm::writeConfigWindowSize(TMPL_DIALOG_NAME, re->size());
KDialog::resizeEvent(re);
}
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