editdlgtypes.cpp

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/*
 *  editdlgtypes.cpp  -  dialogs to create or edit alarm or alarm template types
 *  Program:  kalarm
 *  Copyright © 2001-2012 by David Jarvie <djarvie@kde.org>
 *
 *  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 "editdlgtypes.moc"
#include "editdlg_p.h"

#include "autoqpointer.h"
#include "buttongroup.h"
#include "checkbox.h"
#include "colourbutton.h"
#include "emailidcombo.h"
#include "fontcolourbutton.h"
#include "functions.h"
#include "kalarmapp.h"
#include "kamail.h"
#include "latecancel.h"
#include "lineedit.h"
#include "mainwindow.h"
#include "messagebox.h"
#include "messagewin.h"
#include "pickfileradio.h"
#include "preferences.h"
#include "radiobutton.h"
#include "reminder.h"
#include "shellprocess.h"
#include "soundpicker.h"
#include "sounddlg.h"
#include "specialactions.h"
#include "templatepickdlg.h"
#include "timespinbox.h"

#include <kalarmcal/identities.h>

#include <akonadi/contact/emailaddressselectiondialog.h>
#ifdef USE_AKONADI
#include <kcalcore/person.h>
#include <kcalutils/icaldrag.h>
using namespace KCalCore;
#else
#include <kcal/person.h>
#include <kcal/icaldrag.h>
using namespace KCal;
#endif

#include <klocale.h>
#include <kiconloader.h>
#include <kio/netaccess.h>
#include <kfileitem.h>
#include <khbox.h>
#include <kdebug.h>

#include <QLabel>
#include <QDir>
#include <QStyle>
#include <QGroupBox>
#include <QGridLayout>
#include <QHBoxLayout>
#include <QVBoxLayout>
#include <QDragEnterEvent>
#include <QStandardItemModel>

using namespace KAlarmCal;

enum { tTEXT, tFILE, tCOMMAND };  // order of mTypeCombo items


/*=============================================================================
= Class PickLogFileRadio
=============================================================================*/
class PickLogFileRadio : public PickFileRadio
{
    public:
    PickLogFileRadio(QPushButton* b, LineEdit* e, const QString& text, ButtonGroup* group, QWidget* parent)
        : PickFileRadio(b, e, text, group, parent) { }
    virtual QString pickFile()    // called when browse button is pressed to select a log file
    {
        return KAlarm::browseFile(i18nc("@title:window", "Choose Log File"), mDefaultDir, fileEdit()->text(), QString(),
                                  KFile::LocalOnly, parentWidget());
    }
    private:
    QString mDefaultDir;   // default directory for log file browse button
};


/*=============================================================================
= Class EditDisplayAlarmDlg
= Dialog to edit display alarms.
=============================================================================*/

QString EditDisplayAlarmDlg::i18n_chk_ConfirmAck()    { return i18nc("@option:check", "Confirm acknowledgment"); }


/******************************************************************************
* Constructor.
* Parameters:
*   Template = true to edit/create an alarm template
*            = false to edit/create an alarm.
*   event   != to initialise the dialog to show the specified event's data.
*/
EditDisplayAlarmDlg::EditDisplayAlarmDlg(bool Template, QWidget* parent, GetResourceType getResource)
    : EditAlarmDlg(Template, KAEvent::MESSAGE, parent, getResource),
      mSpecialActionsButton(0),
      mReminderDeferral(false),
      mReminderArchived(false)
{
    kDebug() << "New";
    init(0);
}

EditDisplayAlarmDlg::EditDisplayAlarmDlg(bool Template, const KAEvent* event, bool newAlarm, QWidget* parent,
                                         GetResourceType getResource, bool readOnly)
    : EditAlarmDlg(Template, event, newAlarm, parent, getResource, readOnly),
      mSpecialActionsButton(0),
      mReminderDeferral(false),
      mReminderArchived(false)
{
    kDebug() << "Event.id()";
    init(event);
}

/******************************************************************************
* Return the window caption.
*/
QString EditDisplayAlarmDlg::type_caption() const
{
    return isTemplate() ? (isNewAlarm() ? i18nc("@title:window", "New Display Alarm Template") : i18nc("@title:window", "Edit Display Alarm Template"))
                        : (isNewAlarm() ? i18nc("@title:window", "New Display Alarm") : i18nc("@title:window", "Edit Display Alarm"));
}

/******************************************************************************
* Set up the dialog controls common to display alarms.
*/
void EditDisplayAlarmDlg::type_init(QWidget* parent, QVBoxLayout* frameLayout)
{
    // Display type combo box
    KHBox* box = new KHBox(parent);    // to group widgets for QWhatsThis text
    box->setMargin(0);
    box->setSpacing(KDialog::spacingHint());
    QLabel* label = new QLabel(i18nc("@label:listbox", "Display type:"), box);
    label->setFixedSize(label->sizeHint());
    mTypeCombo = new ComboBox(box);
    QString textItem    = i18nc("@item:inlistbox", "Text message");
    QString fileItem    = i18nc("@item:inlistbox", "File contents");
    QString commandItem = i18nc("@item:inlistbox", "Command output");
    mTypeCombo->addItem(textItem);     // index = tTEXT
    mTypeCombo->addItem(fileItem);     // index = tFILE
    mTypeCombo->addItem(commandItem);  // index = tCOMMAND
    mTypeCombo->setFixedSize(mTypeCombo->sizeHint());
    mTypeCombo->setCurrentIndex(-1);    // ensure slotAlarmTypeChanged() is called when index is set
    if (!ShellProcess::authorised())
    {
        // User not authorised to issue shell commands - disable Command Output option
        QStandardItemModel* model = qobject_cast<QStandardItemModel*>(mTypeCombo->model());
        if (model)
        {
            QModelIndex index = model->index(2, mTypeCombo->modelColumn(), mTypeCombo->rootModelIndex());
            QStandardItem* item = model->itemFromIndex(index);
            if (item)
                item->setEnabled(false);
        }
    }
    connect(mTypeCombo, SIGNAL(currentIndexChanged(int)), SLOT(slotAlarmTypeChanged(int)));
    connect(mTypeCombo, SIGNAL(currentIndexChanged(int)), SLOT(contentsChanged()));
    label->setBuddy(mTypeCombo);
    box->setWhatsThis(i18nc("@info:whatsthis", "<para>Select what the alarm should display:"
          "<list><item><interface>%1</interface>: the alarm will display the text message you type in.</item>"
          "<item><interface>%2</interface>: the alarm will display the contents of a text or image file.</item>"
          "<item><interface>%3</interface>: the alarm will display the output from a command.</item></list></para>",
          textItem, fileItem, commandItem));
    box->setStretchFactor(new QWidget(box), 1);    // left adjust the control
    frameLayout->addWidget(box);

    // Text message edit box
    mTextMessageEdit = new TextEdit(parent);
    mTextMessageEdit->setLineWrapMode(KTextEdit::NoWrap);
    mTextMessageEdit->setWhatsThis(i18nc("@info:whatsthis", "Enter the text of the alarm message. It may be multi-line."));
    connect(mTextMessageEdit, SIGNAL(textChanged()), SLOT(contentsChanged()));
    frameLayout->addWidget(mTextMessageEdit);

    // File name edit box
    mFileBox = new KHBox(parent);
    mFileBox->setMargin(0);
    frameLayout->addWidget(mFileBox);
    mFileMessageEdit = new LineEdit(LineEdit::Url, mFileBox);
    mFileMessageEdit->setAcceptDrops(true);
    mFileMessageEdit->setWhatsThis(i18nc("@info:whatsthis", "Enter the name or URL of a text or image file to display."));
    connect(mFileMessageEdit, SIGNAL(textChanged(QString)), SLOT(contentsChanged()));

    // File browse button
    mFileBrowseButton = new QPushButton(mFileBox);
    mFileBrowseButton->setIcon(SmallIcon(QLatin1String("document-open")));
    int size = mFileBrowseButton->sizeHint().height();
    mFileBrowseButton->setFixedSize(size, size);
    mFileBrowseButton->setToolTip(i18nc("@info:tooltip", "Choose a file"));
    mFileBrowseButton->setWhatsThis(i18nc("@info:whatsthis", "Select a text or image file to display."));
    connect(mFileBrowseButton, SIGNAL(clicked()), SLOT(slotPickFile()));

    // Command type checkbox and edit box
    mCmdEdit = new CommandEdit(parent);
    connect(mCmdEdit, SIGNAL(scriptToggled(bool)), SLOT(slotCmdScriptToggled(bool)));
    connect(mCmdEdit, SIGNAL(changed()), SLOT(contentsChanged()));
    frameLayout->addWidget(mCmdEdit);

    // Sound checkbox and file selector
    QHBoxLayout* hlayout = new QHBoxLayout();
    hlayout->setMargin(0);
    frameLayout->addLayout(hlayout);
    mSoundPicker = new SoundPicker(parent);
    mSoundPicker->setFixedSize(mSoundPicker->sizeHint());
    connect(mSoundPicker, SIGNAL(changed()), SLOT(contentsChanged()));
    hlayout->addWidget(mSoundPicker);
    hlayout->addSpacing(2*spacingHint());
    hlayout->addStretch();

    // Font and colour choice button and sample text
    mFontColourButton = new FontColourButton(parent);
    mFontColourButton->setMaximumHeight(mFontColourButton->sizeHint().height() * 3/2);
    hlayout->addWidget(mFontColourButton);
    connect(mFontColourButton, SIGNAL(selected(QColor,QColor)), SLOT(setColours(QColor,QColor)));
    connect(mFontColourButton, SIGNAL(selected(QColor,QColor)), SLOT(contentsChanged()));

    if (ShellProcess::authorised())    // don't display if shell commands not allowed (e.g. kiosk mode)
    {
        // Special actions button
        mSpecialActionsButton = new SpecialActionsButton(false, parent);
        mSpecialActionsButton->setFixedSize(mSpecialActionsButton->sizeHint());
        connect(mSpecialActionsButton, SIGNAL(selected()), SLOT(contentsChanged()));
        frameLayout->addWidget(mSpecialActionsButton, 0, Qt::AlignRight);
    }

    // Top-adjust the controls
    mFilePadding = new KHBox(parent);
    mFilePadding->setMargin(0);
    frameLayout->addWidget(mFilePadding);
    frameLayout->setStretchFactor(mFilePadding, 1);
}

/******************************************************************************
* Create a reminder control.
*/
Reminder* EditDisplayAlarmDlg::createReminder(QWidget* parent)
{
    static const QString reminderText = i18nc("@info:whatsthis", "Enter how long in advance of or after the main alarm to display a reminder alarm.");
    return new Reminder(i18nc("@info:whatsthis", "Check to additionally display a reminder in advance of or after the main alarm time(s)."),
                        i18nc("@info:whatsthis", "<para>Enter how long in advance of or after the main alarm to display a reminder alarm.</para><para>%1</para>", TimeSpinBox::shiftWhatsThis()),
                        i18nc("@info:whatsthis", "Select whether the reminder should be triggered before or after the main alarm"),
                        true, true, parent);
}

/******************************************************************************
* Create an "acknowledgement confirmation required" checkbox.
*/
CheckBox* EditDisplayAlarmDlg::createConfirmAckCheckbox(QWidget* parent)
{
    CheckBox* confirmAck = new CheckBox(i18n_chk_ConfirmAck(), parent);
    confirmAck->setWhatsThis(i18nc("@info:whatsthis", "Check to be prompted for confirmation when you acknowledge the alarm."));
    return confirmAck;
}

/******************************************************************************
* Initialise the dialog controls from the specified event.
*/
void EditDisplayAlarmDlg::type_initValues(const KAEvent* event)
{
    mKMailSerialNumber = 0;
    lateCancel()->showAutoClose(true);
    if (event)
    {
        if (mAlarmType == KAEvent::MESSAGE  &&  event->kmailSerialNumber()
        &&  AlarmText::checkIfEmail(event->cleanText()))
            mKMailSerialNumber = event->kmailSerialNumber();
        lateCancel()->setAutoClose(event->autoClose());
        if (event->useDefaultFont())
            mFontColourButton->setDefaultFont();
        else
            mFontColourButton->setFont(event->font());
        mFontColourButton->setBgColour(event->bgColour());
        mFontColourButton->setFgColour(event->fgColour());
        setColours(event->fgColour(), event->bgColour());
        mConfirmAck->setChecked(event->confirmAck());
        bool recurs = event->recurs();
        int reminderMins = event->reminderMinutes();
        if (reminderMins > 0  &&  !event->reminderActive())
            reminderMins = 0;   // don't show advance reminder which has already passed
        if (!reminderMins)
        {
            if (event->reminderDeferral()  &&  !recurs)
            {
                reminderMins = event->deferDateTime().minsTo(event->mainDateTime());
                mReminderDeferral = true;
            }
            else if (event->reminderMinutes()  &&  recurs)
            {
                reminderMins = event->reminderMinutes();
                mReminderArchived = true;
            }
        }
        reminder()->setMinutes(reminderMins, dateOnly());
        reminder()->setOnceOnly(event->reminderOnceOnly());
        reminder()->enableOnceOnly(recurs);
        if (mSpecialActionsButton)
            mSpecialActionsButton->setActions(event->preAction(), event->postAction(), event->extraActionOptions());
        Preferences::SoundType soundType = event->speak()                ? Preferences::Sound_Speak
                                         : event->beep()                 ? Preferences::Sound_Beep
                                         : !event->audioFile().isEmpty() ? Preferences::Sound_File
                                         :                                 Preferences::Sound_None;
        mSoundPicker->set(soundType, event->audioFile(), event->soundVolume(),
                          event->fadeVolume(), event->fadeSeconds(), event->repeatSoundPause());
    }
    else
    {
        // Set the values to their defaults
        if (!ShellProcess::authorised())
        {
            // Don't allow shell commands in kiosk mode
            if (mSpecialActionsButton)
                mSpecialActionsButton->setEnabled(false);
        }
        lateCancel()->setAutoClose(Preferences::defaultAutoClose());
        mTypeCombo->setCurrentIndex(0);
        mFontColourButton->setDefaultFont();
        mFontColourButton->setBgColour(Preferences::defaultBgColour());
        mFontColourButton->setFgColour(Preferences::defaultFgColour());
        setColours(Preferences::defaultFgColour(), Preferences::defaultBgColour());
        mConfirmAck->setChecked(Preferences::defaultConfirmAck());
        reminder()->setMinutes(0, false);
        reminder()->enableOnceOnly(isTimedRecurrence());   // must be called after mRecurrenceEdit is set up
        if (mSpecialActionsButton)
        {
            KAEvent::ExtraActionOptions opts(0);
            if (Preferences::defaultExecPreActionOnDeferral())
                opts |= KAEvent::ExecPreActOnDeferral;
            if (Preferences::defaultCancelOnPreActionError())
                opts |= KAEvent::CancelOnPreActError;
            if (Preferences::defaultDontShowPreActionError())
                opts |= KAEvent::DontShowPreActError;
            mSpecialActionsButton->setActions(Preferences::defaultPreAction(), Preferences::defaultPostAction(), opts);
        }
        mSoundPicker->set(Preferences::defaultSoundType(), Preferences::defaultSoundFile(),
                          Preferences::defaultSoundVolume(), -1, 0, (Preferences::defaultSoundRepeat() ? 0 : -1));
    }
}

/******************************************************************************
* Called when the More/Less Options button is clicked.
* Show/hide the optional options.
*/
void EditDisplayAlarmDlg::type_showOptions(bool more)
{
    if (mSpecialActionsButton)
    {
        if (more)
            mSpecialActionsButton->show();
        else
            mSpecialActionsButton->hide();
    }
}

/******************************************************************************
* Called when the font/color button has been clicked.
* Set the colors in the message text entry control.
*/
void EditDisplayAlarmDlg::setColours(const QColor& fgColour, const QColor& bgColour)
{
    QPalette pal = mTextMessageEdit->palette();
    pal.setColor(mTextMessageEdit->backgroundRole(), bgColour);
    pal.setColor(QPalette::Text, fgColour);
    mTextMessageEdit->setPalette(pal);
    pal = mTextMessageEdit->viewport()->palette();
    pal.setColor(mTextMessageEdit->viewport()->backgroundRole(), bgColour);
    pal.setColor(QPalette::Text, fgColour);
    mTextMessageEdit->viewport()->setPalette(pal);
    // Change the color of existing text
    QTextCursor cursor = mTextMessageEdit->textCursor();
    mTextMessageEdit->selectAll();
    mTextMessageEdit->setTextColor(fgColour);
    mTextMessageEdit->setTextCursor(cursor);
}

/******************************************************************************
* Set the dialog's action and the action's text.
*/
void EditDisplayAlarmDlg::setAction(KAEvent::SubAction action, const AlarmText& alarmText)
{
    QString text = alarmText.displayText();
    switch (action)
    {
        case KAEvent::MESSAGE:
            mTypeCombo->setCurrentIndex(tTEXT);
            mTextMessageEdit->setPlainText(text);
            mKMailSerialNumber = alarmText.isEmail() ? alarmText.kmailSerialNumber() : 0;
            break;
        case KAEvent::FILE:
            mTypeCombo->setCurrentIndex(tFILE);
            mFileMessageEdit->setText(text);
            break;
        case KAEvent::COMMAND:
            mTypeCombo->setCurrentIndex(tCOMMAND);
            mCmdEdit->setText(alarmText);
            break;
        default:
            Q_ASSERT(0);
            break;
    }
}

/******************************************************************************
* Initialise various values in the New Alarm dialogue.
*/
void EditDisplayAlarmDlg::setBgColour(const QColor& colour)
{
    mFontColourButton->setBgColour(colour);
    setColours(mFontColourButton->fgColour(), colour);
}
void EditDisplayAlarmDlg::setFgColour(const QColor& colour)
{
    mFontColourButton->setFgColour(colour);
    setColours(colour, mFontColourButton->bgColour());
}
void EditDisplayAlarmDlg::setConfirmAck(bool confirm)
{
    mConfirmAck->setChecked(confirm);
}
void EditDisplayAlarmDlg::setAutoClose(bool close)
{
    lateCancel()->setAutoClose(close);
}
void EditDisplayAlarmDlg::setAudio(Preferences::SoundType type, const QString& file, float volume, int repeatPause)
{
    mSoundPicker->set(type, file, volume, -1, 0, repeatPause);
}
void EditDisplayAlarmDlg::setReminder(int minutes, bool onceOnly)
{
    reminder()->setMinutes(minutes, dateOnly());
    reminder()->setOnceOnly(onceOnly);
    reminder()->enableOnceOnly(isTimedRecurrence());
}

/******************************************************************************
* Set the read-only status of all non-template controls.
*/
void EditDisplayAlarmDlg::setReadOnly(bool readOnly)
{
    mTypeCombo->setReadOnly(readOnly);
    mTextMessageEdit->setReadOnly(readOnly);
    mFileMessageEdit->setReadOnly(readOnly);
    mCmdEdit->setReadOnly(readOnly);
    mFontColourButton->setReadOnly(readOnly);
    mSoundPicker->setReadOnly(readOnly);
    mConfirmAck->setReadOnly(readOnly);
    reminder()->setReadOnly(readOnly);
    if (mSpecialActionsButton)
        mSpecialActionsButton->setReadOnly(readOnly);
    if (readOnly)
        mFileBrowseButton->hide();
    else
        mFileBrowseButton->show();
    EditAlarmDlg::setReadOnly(readOnly);
}

/******************************************************************************
* Save the state of all controls.
*/
void EditDisplayAlarmDlg::saveState(const KAEvent* event)
{
    EditAlarmDlg::saveState(event);
    mSavedType        = mTypeCombo->currentIndex();
    mSavedCmdScript   = mCmdEdit->isScript();
    mSavedSoundType   = mSoundPicker->sound();
    mSavedSoundFile   = mSoundPicker->file();
    mSavedSoundVolume = mSoundPicker->volume(mSavedSoundFadeVolume, mSavedSoundFadeSeconds);
    mSavedRepeatPause = mSoundPicker->repeatPause();
    mSavedConfirmAck  = mConfirmAck->isChecked();
    mSavedFont        = mFontColourButton->font();
    mSavedFgColour    = mFontColourButton->fgColour();
    mSavedBgColour    = mFontColourButton->bgColour();
    mSavedReminder    = reminder()->minutes();
    mSavedOnceOnly    = reminder()->isOnceOnly();
    mSavedAutoClose   = lateCancel()->isAutoClose();
    if (mSpecialActionsButton)
    {
        mSavedPreAction        = mSpecialActionsButton->preAction();
        mSavedPostAction       = mSpecialActionsButton->postAction();
        mSavedPreActionOptions = mSpecialActionsButton->options();
    }
}

/******************************************************************************
* Check whether any of the controls has changed state since the dialog was
* first displayed.
* Reply = true if any controls have changed, or if it's a new event.
*       = false if no controls have changed.
*/
bool EditDisplayAlarmDlg::type_stateChanged() const
{
    if (mSavedType       != mTypeCombo->currentIndex()
    ||  mSavedCmdScript  != mCmdEdit->isScript()
    ||  mSavedSoundType  != mSoundPicker->sound()
    ||  mSavedConfirmAck != mConfirmAck->isChecked()
    ||  mSavedFont       != mFontColourButton->font()
    ||  mSavedFgColour   != mFontColourButton->fgColour()
    ||  mSavedBgColour   != mFontColourButton->bgColour()
    ||  mSavedReminder   != reminder()->minutes()
    ||  mSavedOnceOnly   != reminder()->isOnceOnly()
    ||  mSavedAutoClose  != lateCancel()->isAutoClose())
        return true;
    if (mSpecialActionsButton)
    {
        if (mSavedPreAction        != mSpecialActionsButton->preAction()
        ||  mSavedPostAction       != mSpecialActionsButton->postAction()
        ||  mSavedPreActionOptions != mSpecialActionsButton->options())
            return true;
    }
    if (mSavedSoundType == Preferences::Sound_File)
    {
        if (mSavedSoundFile != mSoundPicker->file())
            return true;
        if (!mSavedSoundFile.isEmpty())
        {
            float fadeVolume;
            int   fadeSecs;
            if (mSavedRepeatPause != mSoundPicker->repeatPause()
            ||  mSavedSoundVolume != mSoundPicker->volume(fadeVolume, fadeSecs)
            ||  mSavedSoundFadeVolume != fadeVolume
            ||  mSavedSoundFadeSeconds != fadeSecs)
                return true;
        }
    }
    return false;
}

/******************************************************************************
* Extract the data in the dialog specific to the alarm type and set up a
* KAEvent from it.
*/
void EditDisplayAlarmDlg::type_setEvent(KAEvent& event, const KDateTime& dt, const QString& text, int lateCancel, bool trial)
{
    KAEvent::SubAction type;
    switch (mTypeCombo->currentIndex())
    {
        case tFILE:     type = KAEvent::FILE; break;
        case tCOMMAND:  type = KAEvent::COMMAND; break;
        default:
        case tTEXT:     type = KAEvent::MESSAGE; break;
    }
    event.set(dt, text, mFontColourButton->bgColour(), mFontColourButton->fgColour(), mFontColourButton->font(),
              type, lateCancel, getAlarmFlags());
    if (type == KAEvent::MESSAGE)
    {
        if (AlarmText::checkIfEmail(text))
            event.setKMailSerialNumber(mKMailSerialNumber);
    }
    float fadeVolume;
    int   fadeSecs;
    float volume = mSoundPicker->volume(fadeVolume, fadeSecs);
    int   repeatPause = mSoundPicker->repeatPause();
    event.setAudioFile(mSoundPicker->file().prettyUrl(), volume, fadeVolume, fadeSecs, repeatPause);
    if (!trial  &&  reminder()->isEnabled())
        event.setReminder(reminder()->minutes(), reminder()->isOnceOnly());
    if (mSpecialActionsButton  &&  mSpecialActionsButton->isEnabled())
        event.setActions(mSpecialActionsButton->preAction(), mSpecialActionsButton->postAction(),
                         mSpecialActionsButton->options());
}

/******************************************************************************
* Get the currently specified alarm flag bits.
*/
KAEvent::Flags EditDisplayAlarmDlg::getAlarmFlags() const
{
    bool cmd = (mTypeCombo->currentIndex() == tCOMMAND);
    KAEvent::Flags flags = EditAlarmDlg::getAlarmFlags();
    if (mSoundPicker->sound() == Preferences::Sound_Beep)  flags |= KAEvent::BEEP;
    if (mSoundPicker->sound() == Preferences::Sound_Speak) flags |= KAEvent::SPEAK;
    if (mSoundPicker->repeatPause() >= 0)                  flags |= KAEvent::REPEAT_SOUND;
    if (mConfirmAck->isChecked())                          flags |= KAEvent::CONFIRM_ACK;
    if (lateCancel()->isAutoClose())                       flags |= KAEvent::AUTO_CLOSE;
    if (mFontColourButton->defaultFont())                  flags |= KAEvent::DEFAULT_FONT;
    if (cmd)                                               flags |= KAEvent::DISPLAY_COMMAND;
    if (cmd && mCmdEdit->isScript())                       flags |= KAEvent::SCRIPT;
    return flags;
}

/******************************************************************************
* Called when one of the alarm display type combo box is changed, to display
* the appropriate set of controls for that action type.
*/
void EditDisplayAlarmDlg::slotAlarmTypeChanged(int index)
{
    QWidget* focus = 0;
    switch (index)
    {
        case tTEXT:    // text message
            mFileBox->hide();
            mFilePadding->hide();
            mCmdEdit->hide();
            mTextMessageEdit->show();
            mSoundPicker->showSpeak(true);
            setButtonWhatsThis(Try, i18nc("@info:whatsthis", "Display the alarm message now"));
            focus = mTextMessageEdit;
            break;
        case tFILE:    // file contents
            mTextMessageEdit->hide();
            mFileBox->show();
            mFilePadding->show();
            mCmdEdit->hide();
            mSoundPicker->showSpeak(false);
            setButtonWhatsThis(Try, i18nc("@info:whatsthis", "Display the file now"));
            mFileMessageEdit->setNoSelect();
            focus = mFileMessageEdit;
            break;
        case tCOMMAND:    // command output
            mTextMessageEdit->hide();
            mFileBox->hide();
            slotCmdScriptToggled(mCmdEdit->isScript());  // show/hide mFilePadding
            mCmdEdit->show();
            mSoundPicker->showSpeak(true);
            setButtonWhatsThis(Try, i18nc("@info:whatsthis", "Display the command output now"));
            focus = mCmdEdit;
            break;
    }
    if (focus)
        focus->setFocus();
}

/******************************************************************************
* Called when the file browse button is pressed to select a file to display.
*/
void EditDisplayAlarmDlg::slotPickFile()
{
    static QString defaultDir;   // default directory for file browse button
    QString file = KAlarm::browseFile(i18nc("@title:window", "Choose Text or Image File to Display"),
                                      defaultDir, mFileMessageEdit->text(), QString(), KFile::ExistingOnly, this);
    if (!file.isEmpty())
    {
        mFileMessageEdit->setText(KAlarm::pathOrUrl(file));
        contentsChanged();
    }
}

/******************************************************************************
* Called when one of the command type radio buttons is clicked,
* to display the appropriate edit field.
*/
void EditDisplayAlarmDlg::slotCmdScriptToggled(bool on)
{
    if (on)
        mFilePadding->hide();
    else
        mFilePadding->show();
}

/******************************************************************************
* Clean up the alarm text, and if it's a file, check whether it's valid.
*/
bool EditDisplayAlarmDlg::checkText(QString& result, bool showErrorMessage) const
{
    switch (mTypeCombo->currentIndex())
    {
        case tTEXT:
            result = mTextMessageEdit->toPlainText();
            break;

        case tFILE:
        {
            QString alarmtext = mFileMessageEdit->text().trimmed();
            KUrl url;
            KAlarm::FileErr err = KAlarm::checkFileExists(alarmtext, url);
            if (err == KAlarm::FileErr_None)
            {
                switch (KAlarm::fileType(KFileItem(KFileItem::Unknown, KFileItem::Unknown, url).mimeTypePtr()))
                {
                    case KAlarm::TextFormatted:
                    case KAlarm::TextPlain:
                    case KAlarm::TextApplication:
                    case KAlarm::Image:
                        break;
                    default:
                        err = KAlarm::FileErr_NotTextImage;
                        break;
                }
            }
            if (err != KAlarm::FileErr_None  &&  showErrorMessage)
            {
                mFileMessageEdit->setFocus();
                if (!KAlarm::showFileErrMessage(alarmtext, err, KAlarm::FileErr_BlankDisplay, const_cast<EditDisplayAlarmDlg*>(this)))
                    return false;
            }
            result = alarmtext;
            break;
        }
        case tCOMMAND:
            result = mCmdEdit->text(const_cast<EditDisplayAlarmDlg*>(this), showErrorMessage);
            if (result.isEmpty())
                return false;
            break;
    }
    return true;
}


/*=============================================================================
= Class EditCommandAlarmDlg
= Dialog to edit command alarms.
=============================================================================*/

QString EditCommandAlarmDlg::i18n_chk_EnterScript()        { return i18nc("@option:check", "Enter a script"); }
QString EditCommandAlarmDlg::i18n_radio_ExecInTermWindow() { return i18nc("@option:radio", "Execute in terminal window"); }
QString EditCommandAlarmDlg::i18n_chk_ExecInTermWindow()   { return i18nc("@option:check", "Execute in terminal window"); }


/******************************************************************************
* Constructor.
* Parameters:
*   Template = true to edit/create an alarm template
*            = false to edit/create an alarm.
*   event   != to initialise the dialog to show the specified event's data.
*/
EditCommandAlarmDlg::EditCommandAlarmDlg(bool Template, QWidget* parent, GetResourceType getResource)
    : EditAlarmDlg(Template, KAEvent::COMMAND, parent, getResource)
{
    kDebug() << "New";
    init(0);
}

EditCommandAlarmDlg::EditCommandAlarmDlg(bool Template, const KAEvent* event, bool newAlarm, QWidget* parent,
                                         GetResourceType getResource, bool readOnly)
    : EditAlarmDlg(Template, event, newAlarm, parent, getResource, readOnly)
{
    kDebug() << "Event.id()";
    init(event);
}

/******************************************************************************
* Return the window caption.
*/
QString EditCommandAlarmDlg::type_caption() const
{
    return isTemplate() ? (isNewAlarm() ? i18nc("@title:window", "New Command Alarm Template") : i18nc("@title:window", "Edit Command Alarm Template"))
                        : (isNewAlarm() ? i18nc("@title:window", "New Command Alarm") : i18nc("@title:window", "Edit Command Alarm"));
}

/******************************************************************************
* Set up the command alarm dialog controls.
*/
void EditCommandAlarmDlg::type_init(QWidget* parent, QVBoxLayout* frameLayout)
{
    setButtonWhatsThis(Try, i18nc("@info:whatsthis", "Execute the specified command now"));

    mCmdEdit = new CommandEdit(parent);
    connect(mCmdEdit, SIGNAL(scriptToggled(bool)), SLOT(slotCmdScriptToggled(bool)));
    connect(mCmdEdit, SIGNAL(changed()), SLOT(contentsChanged()));
    frameLayout->addWidget(mCmdEdit);

    // What to do with command output

    mCmdOutputBox = new QGroupBox(i18nc("@title:group", "Command Output"), parent);
    frameLayout->addWidget(mCmdOutputBox);
    QVBoxLayout* vlayout = new QVBoxLayout(mCmdOutputBox);
    vlayout->setMargin(marginHint());
    vlayout->setSpacing(spacingHint());
    mCmdOutputGroup = new ButtonGroup(mCmdOutputBox);
    connect(mCmdOutputGroup, SIGNAL(buttonSet(QAbstractButton*)), SLOT(contentsChanged()));

    // Execute in terminal window
    mCmdExecInTerm = new RadioButton(i18n_radio_ExecInTermWindow(), mCmdOutputBox);
    mCmdExecInTerm->setFixedSize(mCmdExecInTerm->sizeHint());
    mCmdExecInTerm->setWhatsThis(i18nc("@info:whatsthis", "Check to execute the command in a terminal window"));
    mCmdOutputGroup->addButton(mCmdExecInTerm, Preferences::Log_Terminal);
    vlayout->addWidget(mCmdExecInTerm, 0, Qt::AlignLeft);

    // Log file name edit box
    KHBox* box = new KHBox(mCmdOutputBox);
    box->setMargin(0);
    (new QWidget(box))->setFixedWidth(mCmdExecInTerm->style()->pixelMetric(QStyle::PM_ExclusiveIndicatorWidth));   // indent the edit box
    mCmdLogFileEdit = new LineEdit(LineEdit::Url, box);
    mCmdLogFileEdit->setAcceptDrops(true);
    mCmdLogFileEdit->setWhatsThis(i18nc("@info:whatsthis", "Enter the name or path of the log file."));
    connect(mCmdLogFileEdit, SIGNAL(textChanged(QString)), SLOT(contentsChanged()));

    // Log file browse button.
    // The file browser dialog is activated by the PickLogFileRadio class.
    QPushButton* browseButton = new QPushButton(box);
    browseButton->setIcon(SmallIcon(QLatin1String("document-open")));
    int size = browseButton->sizeHint().height();
    browseButton->setFixedSize(size, size);
    browseButton->setToolTip(i18nc("@info:tooltip", "Choose a file"));
    browseButton->setWhatsThis(i18nc("@info:whatsthis", "Select a log file."));

    // Log output to file
    mCmdLogToFile = new PickLogFileRadio(browseButton, mCmdLogFileEdit, i18nc("@option:radio", "Log to file"), mCmdOutputGroup, mCmdOutputBox);
    mCmdLogToFile->setFixedSize(mCmdLogToFile->sizeHint());
    mCmdLogToFile->setWhatsThis(i18nc("@info:whatsthis", "Check to log the command output to a local file. The output will be appended to any existing contents of the file."));
    connect(mCmdLogToFile, SIGNAL(fileChanged()), SLOT(contentsChanged()));
    mCmdOutputGroup->addButton(mCmdLogToFile, Preferences::Log_File);
    vlayout->addWidget(mCmdLogToFile, 0, Qt::AlignLeft);
    vlayout->addWidget(box);

    // Discard output
    mCmdDiscardOutput = new RadioButton(i18nc("@option:radio", "Discard"), mCmdOutputBox);
    mCmdDiscardOutput->setFixedSize(mCmdDiscardOutput->sizeHint());
    mCmdDiscardOutput->setWhatsThis(i18nc("@info:whatsthis", "Check to discard command output."));
    mCmdOutputGroup->addButton(mCmdDiscardOutput, Preferences::Log_Discard);
    vlayout->addWidget(mCmdDiscardOutput, 0, Qt::AlignLeft);

    // Top-adjust the controls
    mCmdPadding = new KHBox(parent);
    mCmdPadding->setMargin(0);
    frameLayout->addWidget(mCmdPadding);
    frameLayout->setStretchFactor(mCmdPadding, 1);
}

/******************************************************************************
* Initialise the dialog controls from the specified event.
*/
void EditCommandAlarmDlg::type_initValues(const KAEvent* event)
{
    if (event)
    {
        // Set the values to those for the specified event
        RadioButton* logType = event->commandXterm()       ? mCmdExecInTerm
                             : !event->logFile().isEmpty() ? mCmdLogToFile
                             :                               mCmdDiscardOutput;
        if (logType == mCmdLogToFile)
            mCmdLogFileEdit->setText(event->logFile());    // set file name before setting radio button
        logType->setChecked(true);
    }
    else
    {
        // Set the values to their defaults
        mCmdEdit->setScript(Preferences::defaultCmdScript());
        mCmdLogFileEdit->setText(Preferences::defaultCmdLogFile());    // set file name before setting radio button
        mCmdOutputGroup->setButton(Preferences::defaultCmdLogType());
    }
    slotCmdScriptToggled(mCmdEdit->isScript());
}

/******************************************************************************
* Called when the More/Less Options button is clicked.
* Show/hide the optional options.
*/
void EditCommandAlarmDlg::type_showOptions(bool more)
{
    if (more)
        mCmdOutputBox->show();
    else
        mCmdOutputBox->hide();
}

/******************************************************************************
* Set the dialog's action and the action's text.
*/
void EditCommandAlarmDlg::setAction(KAEvent::SubAction action, const AlarmText& alarmText)
{
    Q_UNUSED(action);
    Q_ASSERT(action == KAEvent::COMMAND);
    mCmdEdit->setText(alarmText);
}

/******************************************************************************
* Set the read-only status of all non-template controls.
*/
void EditCommandAlarmDlg::setReadOnly(bool readOnly)
{
    if (!isTemplate()  &&  !ShellProcess::authorised())
        readOnly = true;     // don't allow editing of existing command alarms in kiosk mode
    mCmdEdit->setReadOnly(readOnly);
    mCmdExecInTerm->setReadOnly(readOnly);
    mCmdLogToFile->setReadOnly(readOnly);
    mCmdDiscardOutput->setReadOnly(readOnly);
    EditAlarmDlg::setReadOnly(readOnly);
}

/******************************************************************************
* Save the state of all controls.
*/
void EditCommandAlarmDlg::saveState(const KAEvent* event)
{
    EditAlarmDlg::saveState(event);
    mSavedCmdScript      = mCmdEdit->isScript();
    mSavedCmdOutputRadio = mCmdOutputGroup->checkedButton();
    mSavedCmdLogFile     = mCmdLogFileEdit->text();
}

/******************************************************************************
* Check whether any of the controls has changed state since the dialog was
* first displayed.
* Reply = true if any controls have changed, or if it's a new event.
*       = false if no controls have changed.
*/
bool EditCommandAlarmDlg::type_stateChanged() const
{
    if (mSavedCmdScript      != mCmdEdit->isScript()
    ||  mSavedCmdOutputRadio != mCmdOutputGroup->checkedButton())
        return true;
    if (mCmdOutputGroup->checkedButton() == mCmdLogToFile)
    {
        if (mSavedCmdLogFile != mCmdLogFileEdit->text())
            return true;
    }
    return false;
}

/******************************************************************************
* Extract the data in the dialog specific to the alarm type and set up a
* KAEvent from it.
*/
void EditCommandAlarmDlg::type_setEvent(KAEvent& event, const KDateTime& dt, const QString& text, int lateCancel, bool trial)
{
    Q_UNUSED(trial);
    event.set(dt, text, QColor(), QColor(), QFont(), KAEvent::COMMAND, lateCancel, getAlarmFlags());
    if (mCmdOutputGroup->checkedButton() == mCmdLogToFile)
        event.setLogFile(mCmdLogFileEdit->text());
}

/******************************************************************************
* Get the currently specified alarm flag bits.
*/
KAEvent::Flags EditCommandAlarmDlg::getAlarmFlags() const
{
    KAEvent::Flags flags = EditAlarmDlg::getAlarmFlags();
    if (mCmdEdit->isScript())                               flags |= KAEvent::SCRIPT;
    if (mCmdOutputGroup->checkedButton() == mCmdExecInTerm) flags |= KAEvent::EXEC_IN_XTERM;
    return flags;
}

/******************************************************************************
* Validate and convert command alarm data.
*/
bool EditCommandAlarmDlg::type_validate(bool trial)
{
    Q_UNUSED(trial);
    if (mCmdOutputGroup->checkedButton() == mCmdLogToFile)
    {
        // Validate the log file name
        QString file = mCmdLogFileEdit->text();
        QFileInfo info(file);
        QDir::setCurrent(QDir::homePath());
        bool err = file.isEmpty()  ||  info.isDir();
        if (!err)
        {
            if (info.exists())
            {
                err = !info.isWritable();
            }
            else
            {
                QFileInfo dirinfo(info.absolutePath());    // get absolute directory path
                err = (!dirinfo.isDir()  ||  !dirinfo.isWritable());
            }
        }
        if (err)
        {
            showMainPage();
            mCmdLogFileEdit->setFocus();
            KAMessageBox::sorry(this, i18nc("@info", "Log file must be the name or path of a local file, with write permission."));
            return false;
        }
        // Convert the log file to an absolute path
        mCmdLogFileEdit->setText(info.absoluteFilePath());
    }
    return true;
}

/******************************************************************************
* Called when the Try action has been executed.
* Tell the user the result of the Try action.
*/
void EditCommandAlarmDlg::type_executedTry(const QString& text, void* result)
{
    ShellProcess* proc = (ShellProcess*)result;
    if (proc  &&  proc != (void*)-1
    &&  mCmdOutputGroup->checkedButton() != mCmdExecInTerm)
    {
        theApp()->commandMessage(proc, this);
        KAMessageBox::information(this, i18nc("@info", "Command executed: <icode>%1</icode>", text));
        theApp()->commandMessage(proc, 0);
    }
}

/******************************************************************************
* Called when one of the command type radio buttons is clicked,
* to display the appropriate edit field.
*/
void EditCommandAlarmDlg::slotCmdScriptToggled(bool on)
{
    if (on)
        mCmdPadding->hide();
    else
        mCmdPadding->show();
}

/******************************************************************************
* Clean up the alarm text.
*/
bool EditCommandAlarmDlg::checkText(QString& result, bool showErrorMessage) const
{
    result = mCmdEdit->text(const_cast<EditCommandAlarmDlg*>(this), showErrorMessage);
    if (result.isEmpty())
        return false;
    return true;
}


/*=============================================================================
= Class EditEmailAlarmDlg
= Dialog to edit email alarms.
=============================================================================*/

QString EditEmailAlarmDlg::i18n_chk_CopyEmailToSelf()    { return i18nc("@option:check", "Copy email to self"); }


/******************************************************************************
* Constructor.
* Parameters:
*   Template = true to edit/create an alarm template
*            = false to edit/create an alarm.
*   event   != to initialise the dialog to show the specified event's data.
*/
EditEmailAlarmDlg::EditEmailAlarmDlg(bool Template, QWidget* parent, GetResourceType getResource)
    : EditAlarmDlg(Template, KAEvent::EMAIL, parent, getResource),
      mEmailRemoveButton(0)
{
    kDebug() << "New";
    init(0);
}

EditEmailAlarmDlg::EditEmailAlarmDlg(bool Template, const KAEvent* event, bool newAlarm, QWidget* parent,
                                     GetResourceType getResource, bool readOnly)
    : EditAlarmDlg(Template, event, newAlarm, parent, getResource, readOnly),
      mEmailRemoveButton(0)
{
    kDebug() << "Event.id()";
    init(event);
}

/******************************************************************************
* Return the window caption.
*/
QString EditEmailAlarmDlg::type_caption() const
{
    return isTemplate() ? (isNewAlarm() ? i18nc("@title:window", "New Email Alarm Template") : i18nc("@title:window", "Edit Email Alarm Template"))
                        : (isNewAlarm() ? i18nc("@title:window", "New Email Alarm") : i18nc("@title:window", "Edit Email Alarm"));
}

/******************************************************************************
* Set up the email alarm dialog controls.
*/
void EditEmailAlarmDlg::type_init(QWidget* parent, QVBoxLayout* frameLayout)
{
    setButtonWhatsThis(Try, i18nc("@info:whatsthis", "Send the email to the specified addressees now"));

    QGridLayout* grid = new QGridLayout();
    grid->setMargin(0);
    grid->setColumnStretch(1, 1);
    frameLayout->addLayout(grid);

    mEmailFromList = 0;
    if (Preferences::emailFrom() == Preferences::MAIL_FROM_KMAIL)
    {
        // Email sender identity
        QLabel* label = new QLabel(i18nc("@label:listbox 'From' email address", "From:"), parent);
        label->setFixedSize(label->sizeHint());
        grid->addWidget(label, 0, 0);

        mEmailFromList = new EmailIdCombo(Identities::identityManager(), parent);
        mEmailFromList->setMinimumSize(mEmailFromList->sizeHint());
        label->setBuddy(mEmailFromList);
        mEmailFromList->setWhatsThis(i18nc("@info:whatsthis", "Your email identity, used to identify you as the sender when sending email alarms."));
        connect(mEmailFromList, SIGNAL(identityChanged(uint)), SLOT(contentsChanged()));
        grid->addWidget(mEmailFromList, 0, 1, 1, 2);
    }

    // Email recipients
    QLabel* label = new QLabel(i18nc("@label:textbox Email addressee", "To:"), parent);
    label->setFixedSize(label->sizeHint());
    grid->addWidget(label, 1, 0);

    mEmailToEdit = new LineEdit(LineEdit::Emails, parent);
    mEmailToEdit->setMinimumSize(mEmailToEdit->sizeHint());
    mEmailToEdit->setWhatsThis(i18nc("@info:whatsthis", "Enter the addresses of the email recipients. Separate multiple addresses by "
                                    "commas or semicolons."));
    connect(mEmailToEdit, SIGNAL(textChanged(QString)), SLOT(contentsChanged()));
    grid->addWidget(mEmailToEdit, 1, 1);

    mEmailAddressButton = new QPushButton(parent);
    mEmailAddressButton->setIcon(SmallIcon(QLatin1String("help-contents")));
    int size = mEmailAddressButton->sizeHint().height();
    mEmailAddressButton->setFixedSize(size, size);
    connect(mEmailAddressButton, SIGNAL(clicked()), SLOT(openAddressBook()));
    mEmailAddressButton->setToolTip(i18nc("@info:tooltip", "Open address book"));
    mEmailAddressButton->setWhatsThis(i18nc("@info:whatsthis", "Select email addresses from your address book."));
    grid->addWidget(mEmailAddressButton, 1, 2);

    // Email subject
    label = new QLabel(i18nc("@label:textbox Email subject", "Subject:"), parent);
    label->setFixedSize(label->sizeHint());
    grid->addWidget(label, 2, 0);

    mEmailSubjectEdit = new LineEdit(parent);
    mEmailSubjectEdit->setMinimumSize(mEmailSubjectEdit->sizeHint());
    label->setBuddy(mEmailSubjectEdit);
    mEmailSubjectEdit->setWhatsThis(i18nc("@info:whatsthis", "Enter the email subject."));
    connect(mEmailSubjectEdit, SIGNAL(textChanged(QString)), SLOT(contentsChanged()));
    grid->addWidget(mEmailSubjectEdit, 2, 1, 1, 2);

    // Email body
    mEmailMessageEdit = new TextEdit(parent);
    mEmailMessageEdit->setWhatsThis(i18nc("@info:whatsthis", "Enter the email message."));
    connect(mEmailMessageEdit, SIGNAL(textChanged()), SLOT(contentsChanged()));
    frameLayout->addWidget(mEmailMessageEdit);

    // Email attachments
    grid = new QGridLayout();
    grid->setMargin(0);
    frameLayout->addLayout(grid);
    label = new QLabel(i18nc("@label:listbox", "Attachments:"), parent);
    label->setFixedSize(label->sizeHint());
    grid->addWidget(label, 0, 0);

    mEmailAttachList = new KComboBox(parent);
    mEmailAttachList->setEditable(true);
    mEmailAttachList->setMinimumSize(mEmailAttachList->sizeHint());
    if (mEmailAttachList->lineEdit())
        mEmailAttachList->lineEdit()->setReadOnly(true);
    label->setBuddy(mEmailAttachList);
    mEmailAttachList->setWhatsThis(i18nc("@info:whatsthis", "Files to send as attachments to the email."));
    grid->addWidget(mEmailAttachList, 0, 1);
    grid->setColumnStretch(1, 1);

    mEmailAddAttachButton = new QPushButton(i18nc("@action:button", "Add..."), parent);
    connect(mEmailAddAttachButton, SIGNAL(clicked()), SLOT(slotAddAttachment()));
    mEmailAddAttachButton->setWhatsThis(i18nc("@info:whatsthis", "Add an attachment to the email."));
    grid->addWidget(mEmailAddAttachButton, 0, 2);

    mEmailRemoveButton = new QPushButton(i18nc("@action:button", "Remove"), parent);
    connect(mEmailRemoveButton, SIGNAL(clicked()), SLOT(slotRemoveAttachment()));
    mEmailRemoveButton->setWhatsThis(i18nc("@info:whatsthis", "Remove the highlighted attachment from the email."));
    grid->addWidget(mEmailRemoveButton, 1, 2);

    // BCC email to sender
    mEmailBcc = new CheckBox(i18n_chk_CopyEmailToSelf(), parent);
    mEmailBcc->setFixedSize(mEmailBcc->sizeHint());
    mEmailBcc->setWhatsThis(i18nc("@info:whatsthis", "If checked, the email will be blind copied to you."));
    connect(mEmailBcc, SIGNAL(toggled(bool)), SLOT(contentsChanged()));
    grid->addWidget(mEmailBcc, 1, 0, 1, 2, Qt::AlignLeft);
}

/******************************************************************************
* Initialise the dialog controls from the specified event.
*/
void EditEmailAlarmDlg::type_initValues(const KAEvent* event)
{
    if (event)
    {
        // Set the values to those for the specified event
        mEmailAttachList->addItems(event->emailAttachments());
        mEmailToEdit->setText(event->emailAddresses(QLatin1String(", ")));
        mEmailSubjectEdit->setText(event->emailSubject());
        mEmailBcc->setChecked(event->emailBcc());
        if (mEmailFromList)
            mEmailFromList->setCurrentIdentity(event->emailFromId());
    }
    else
    {
        // Set the values to their defaults
        mEmailBcc->setChecked(Preferences::defaultEmailBcc());
    }
    attachmentEnable();
}

/******************************************************************************
* Enable/disable controls depending on whether any attachments are entered.
*/
void EditEmailAlarmDlg::attachmentEnable()
{
    bool enable = mEmailAttachList->count();
    mEmailAttachList->setEnabled(enable);
    if (mEmailRemoveButton)
        mEmailRemoveButton->setEnabled(enable);
}

/******************************************************************************
* Set the dialog's action and the action's text.
*/
void EditEmailAlarmDlg::setAction(KAEvent::SubAction action, const AlarmText& alarmText)
{
    Q_UNUSED(action);
    Q_ASSERT(action == KAEvent::EMAIL);
    if (alarmText.isEmail())
    {
        mEmailToEdit->setText(alarmText.to());
        mEmailSubjectEdit->setText(alarmText.subject());
        mEmailMessageEdit->setPlainText(alarmText.body());
    }
    else
        mEmailMessageEdit->setPlainText(alarmText.displayText());
}

/******************************************************************************
* Initialise various values in the New Alarm dialogue.
*/
#ifdef USE_AKONADI
void EditEmailAlarmDlg::setEmailFields(uint fromID, const KCalCore::Person::List& addresses,
                                       const QString& subject, const QStringList& attachments)
#else
void EditEmailAlarmDlg::setEmailFields(uint fromID, const QList<KCal::Person>& addresses,
                                       const QString& subject, const QStringList& attachments)
#endif
{
    if (fromID)
        mEmailFromList->setCurrentIdentity(fromID);
    if (!addresses.isEmpty())
        mEmailToEdit->setText(KAEvent::joinEmailAddresses(addresses, QLatin1String(", ")));
    if (!subject.isEmpty())
        mEmailSubjectEdit->setText(subject);
    if (!attachments.isEmpty())
    {
        mEmailAttachList->addItems(attachments);
        attachmentEnable();
    }
}
void EditEmailAlarmDlg::setBcc(bool bcc)
{
    mEmailBcc->setChecked(bcc);
}

/******************************************************************************
* Set the read-only status of all non-template controls.
*/
void EditEmailAlarmDlg::setReadOnly(bool readOnly)
{
    mEmailToEdit->setReadOnly(readOnly);
    mEmailSubjectEdit->setReadOnly(readOnly);
    mEmailMessageEdit->setReadOnly(readOnly);
    mEmailBcc->setReadOnly(readOnly);
    if (mEmailFromList)
        mEmailFromList->setReadOnly(readOnly);
    if (readOnly)
    {
        mEmailAddressButton->hide();
        mEmailAddAttachButton->hide();
        mEmailRemoveButton->hide();
    }
    else
    {
        mEmailAddressButton->show();
        mEmailAddAttachButton->show();
        mEmailRemoveButton->show();
    }
    EditAlarmDlg::setReadOnly(readOnly);
}

/******************************************************************************
* Save the state of all controls.
*/
void EditEmailAlarmDlg::saveState(const KAEvent* event)
{
    EditAlarmDlg::saveState(event);
    if (mEmailFromList)
        mSavedEmailFrom = mEmailFromList->currentIdentityName();
    mSavedEmailTo      = mEmailToEdit->text();
    mSavedEmailSubject = mEmailSubjectEdit->text();
    mSavedEmailAttach.clear();
    for (int i = 0, end = mEmailAttachList->count();  i < end;  ++i)
        mSavedEmailAttach += mEmailAttachList->itemText(i);
    mSavedEmailBcc     = mEmailBcc->isChecked();
}

/******************************************************************************
* Check whether any of the controls has changed state since the dialog was
* first displayed.
* Reply = true if any controls have changed, or if it's a new event.
*       = false if no controls have changed.
*/
bool EditEmailAlarmDlg::type_stateChanged() const
{
    QStringList emailAttach;
    for (int i = 0, end = mEmailAttachList->count();  i < end;  ++i)
        emailAttach += mEmailAttachList->itemText(i);
    if ((mEmailFromList  &&  mSavedEmailFrom != mEmailFromList->currentIdentityName())
    ||  mSavedEmailTo      != mEmailToEdit->text()
    ||  mSavedEmailSubject != mEmailSubjectEdit->text()
    ||  mSavedEmailAttach  != emailAttach
    ||  mSavedEmailBcc     != mEmailBcc->isChecked())
        return true;
    return false;
}

/******************************************************************************
* Extract the data in the dialog specific to the alarm type and set up a
* KAEvent from it.
*/
void EditEmailAlarmDlg::type_setEvent(KAEvent& event, const KDateTime& dt, const QString& text, int lateCancel, bool trial)
{
    Q_UNUSED(trial);
    event.set(dt, text, QColor(), QColor(), QFont(), KAEvent::EMAIL, lateCancel, getAlarmFlags());
    uint from = mEmailFromList ? mEmailFromList->currentIdentity() : 0;
    event.setEmail(from, mEmailAddresses, mEmailSubjectEdit->text(), mEmailAttachments);
}

/******************************************************************************
* Get the currently specified alarm flag bits.
*/
KAEvent::Flags EditEmailAlarmDlg::getAlarmFlags() const
{
    KAEvent::Flags flags = EditAlarmDlg::getAlarmFlags();
    if (mEmailBcc->isChecked()) flags |= KAEvent::EMAIL_BCC;
    return flags;
}

/******************************************************************************
* Convert the email addresses to a list, and validate them. Convert the email
* attachments to a list.
*/
bool EditEmailAlarmDlg::type_validate(bool trial)
{
    QString addrs = mEmailToEdit->text();
    if (addrs.isEmpty())
        mEmailAddresses.clear();
    else
    {
        QString bad = KAMail::convertAddresses(addrs, mEmailAddresses);
        if (!bad.isEmpty())
        {
            mEmailToEdit->setFocus();
            KAMessageBox::error(this, i18nc("@info", "Invalid email address: <email>%1</email>", bad));
            return false;
        }
    }
    if (mEmailAddresses.isEmpty())
    {
        mEmailToEdit->setFocus();
        KAMessageBox::error(this, i18nc("@info", "No email address specified"));
        return false;
    }

    mEmailAttachments.clear();
    for (int i = 0, end = mEmailAttachList->count();  i < end;  ++i)
    {
        QString att = mEmailAttachList->itemText(i);
        switch (KAMail::checkAttachment(att))
        {
            case 1:
                mEmailAttachments.append(att);
                break;
            case 0:
                break;      // empty
            case -1:
                mEmailAttachList->setFocus();
                KAMessageBox::error(this, i18nc("@info", "Invalid email attachment: <filename>%1</filename>", att));
                return false;
        }
    }
    if (trial  &&  KAMessageBox::warningContinueCancel(this, i18nc("@info", "Do you really want to send the email now to the specified recipient(s)?"),
                                                       i18nc("@action:button", "Confirm Email"), KGuiItem(i18nc("@action:button", "Send"))) != KMessageBox::Continue)
        return false;
    return true;
}

/******************************************************************************
* Called when the Try action is about to be executed.
*/
void EditEmailAlarmDlg::type_aboutToTry()
{
    // Disconnect any previous connections, to prevent multiple messages being output
    disconnect(theApp(), SIGNAL(execAlarmSuccess()), this, SLOT(slotTrySuccess()));
    connect(theApp(), SIGNAL(execAlarmSuccess()), SLOT(slotTrySuccess()));
}

/******************************************************************************
* Tell the user the result of the Try action.
*/
void EditEmailAlarmDlg::slotTrySuccess()
{
    disconnect(theApp(), SIGNAL(execAlarmSuccess()), this, SLOT(slotTrySuccess()));
    QString msg;
    QString to = KAEvent::joinEmailAddresses(mEmailAddresses, QLatin1String("<nl/>"));
    to.replace(QLatin1Char('<'), QLatin1String("&lt;"));
    to.replace(QLatin1Char('>'), QLatin1String("&gt;"));
    if (mEmailBcc->isChecked())
        msg = QLatin1String("<qt>") + i18nc("@info", "Email sent to:<nl/>%1<nl/>Bcc: <email>%2</email>",
                    to, Preferences::emailBccAddress()) + QLatin1String("</qt>");
    else
        msg = QLatin1String("<qt>") + i18nc("@info", "Email sent to:<nl/>%1", to) + QLatin1String("</qt>");
    KAMessageBox::information(this, msg);
}

/******************************************************************************
* Get a selection from the Address Book.
*/
void EditEmailAlarmDlg::openAddressBook()
{
    // Use AutoQPointer to guard against crash on application exit while
    // the dialogue is still open. It prevents double deletion (both on
    // deletion of MainWindow, and on return from this function).
    AutoQPointer<Akonadi::EmailAddressSelectionDialog> dlg = new Akonadi::EmailAddressSelectionDialog(this);
    if (dlg->exec() != QDialog::Accepted)
        return;

    Akonadi::EmailAddressSelection::List selections = dlg->selectedAddresses();
    if (selections.isEmpty())
        return;
    Person person(selections.first().name(), selections.first().email());
    QString addrs = mEmailToEdit->text().trimmed();
    if (!addrs.isEmpty())
        addrs += QLatin1String(", ");
    addrs += person.fullName();
    mEmailToEdit->setText(addrs);
}

/******************************************************************************
* Select a file to attach to the email.
*/
void EditEmailAlarmDlg::slotAddAttachment()
{
    QString url = KAlarm::browseFile(i18nc("@title:window", "Choose File to Attach"), mAttachDefaultDir, QString(),
                                     QString(), KFile::ExistingOnly, this);
    if (!url.isEmpty())
    {
        mEmailAttachList->addItem(url);
        mEmailAttachList->setCurrentIndex(mEmailAttachList->count() - 1);   // select the new item
        mEmailRemoveButton->setEnabled(true);
        mEmailAttachList->setEnabled(true);
        contentsChanged();
    }
}

/******************************************************************************
* Remove the currently selected attachment from the email.
*/
void EditEmailAlarmDlg::slotRemoveAttachment()
{
    int item = mEmailAttachList->currentIndex();
    mEmailAttachList->removeItem(item);
    int count = mEmailAttachList->count();
    if (item >= count)
        mEmailAttachList->setCurrentIndex(count - 1);
    if (!count)
    {
        mEmailRemoveButton->setEnabled(false);
        mEmailAttachList->setEnabled(false);
    }
    contentsChanged();
}

/******************************************************************************
* Clean up the alarm text.
*/
bool EditEmailAlarmDlg::checkText(QString& result, bool showErrorMessage) const
{
    Q_UNUSED(showErrorMessage);
    result = mEmailMessageEdit->toPlainText();
    return true;
}


/*=============================================================================
= Class EditAudioAlarmDlg
= Dialog to edit audio alarms with no display window.
=============================================================================*/

/******************************************************************************
* Constructor.
* Parameters:
*   Template = true to edit/create an alarm template
*            = false to edit/create an alarm.
*   event   != to initialise the dialog to show the specified event's data.
*/
EditAudioAlarmDlg::EditAudioAlarmDlg(bool Template, QWidget* parent, GetResourceType getResource)
    : EditAlarmDlg(Template, KAEvent::AUDIO, parent, getResource),
      mMessageWin(0)
{
    kDebug() << "New";
    init(0);
}

EditAudioAlarmDlg::EditAudioAlarmDlg(bool Template, const KAEvent* event, bool newAlarm, QWidget* parent,
                                     GetResourceType getResource, bool readOnly)
    : EditAlarmDlg(Template, event, newAlarm, parent, getResource, readOnly),
      mMessageWin(0)
{
    kDebug() << "Event.id()";
    init(event);
    KPushButton* tryButton = button(Try);
    tryButton->setEnabled(!MessageWin::isAudioPlaying());
    connect(theApp(), SIGNAL(audioPlaying(bool)), SLOT(slotAudioPlaying(bool)));
}

/******************************************************************************
* Return the window caption.
*/
QString EditAudioAlarmDlg::type_caption() const
{
    return isTemplate() ? (isNewAlarm() ? i18nc("@title:window", "New Audio Alarm Template") : i18nc("@title:window", "Edit Audio Alarm Template"))
                        : (isNewAlarm() ? i18nc("@title:window", "New Audio Alarm") : i18nc("@title:window", "Edit Audio Alarm"));
}

/******************************************************************************
* Set up the dialog controls common to display alarms.
*/
void EditAudioAlarmDlg::type_init(QWidget* parent, QVBoxLayout* frameLayout)
{
    // File name edit box
    mSoundConfig = new SoundWidget(false, true, parent);
    if (isTemplate())
        mSoundConfig->setAllowEmptyFile();
    connect(mSoundConfig, SIGNAL(changed()), SLOT(contentsChanged()));
    frameLayout->addWidget(mSoundConfig);

    // Top-adjust the controls
    mPadding = new KHBox(parent);
    mPadding->setMargin(0);
    frameLayout->addWidget(mPadding);
    frameLayout->setStretchFactor(mPadding, 1);
}

/******************************************************************************
* Initialise the dialog controls from the specified event.
*/
void EditAudioAlarmDlg::type_initValues(const KAEvent* event)
{
    if (event)
    {
        mSoundConfig->set(event->audioFile(), event->soundVolume(), event->fadeVolume(), event->fadeSeconds(),
                          (event->flags() & KAEvent::REPEAT_SOUND) ? event->repeatSoundPause() : -1);
    }
    else
    {
        // Set the values to their defaults
        mSoundConfig->set(Preferences::defaultSoundFile(), Preferences::defaultSoundVolume());
    }
}

/******************************************************************************
* Initialise various values in the New Alarm dialogue.
*/
void EditAudioAlarmDlg::setAudio(const QString& file, float volume)
{
    mSoundConfig->set(file, volume);
}

/******************************************************************************
* Set the dialog's action and the action's text.
*/
void EditAudioAlarmDlg::setAction(KAEvent::SubAction action, const AlarmText& alarmText)
{
    Q_UNUSED(action);
    Q_ASSERT(action == KAEvent::AUDIO);
    mSoundConfig->set(alarmText.displayText(), Preferences::defaultSoundVolume());
}

/******************************************************************************
* Set the read-only status of all non-template controls.
*/
void EditAudioAlarmDlg::setReadOnly(bool readOnly)
{
    mSoundConfig->setReadOnly(readOnly);
    EditAlarmDlg::setReadOnly(readOnly);
}

/******************************************************************************
* Save the state of all controls.
*/
void EditAudioAlarmDlg::saveState(const KAEvent* event)
{
    EditAlarmDlg::saveState(event);
    mSavedFile   = mSoundConfig->fileName();
    mSoundConfig->getVolume(mSavedVolume, mSavedFadeVolume, mSavedFadeSeconds);
    mSavedRepeatPause = mSoundConfig->repeatPause();
}

/******************************************************************************
* Check whether any of the controls has changed state since the dialog was
* first displayed.
* Reply = true if any controls have changed, or if it's a new event.
*       = false if no controls have changed.
*/
bool EditAudioAlarmDlg::type_stateChanged() const
{
    if (mSavedFile != mSoundConfig->fileName())
        return true;
    if (!mSavedFile.isEmpty()  ||  isTemplate())
    {
        float volume, fadeVolume;
        int   fadeSecs;
        mSoundConfig->getVolume(volume, fadeVolume, fadeSecs);
        if (mSavedRepeatPause != mSoundConfig->repeatPause()
        ||  mSavedVolume      != volume
        ||  mSavedFadeVolume  != fadeVolume
        ||  mSavedFadeSeconds != fadeSecs)
            return true;
    }
    return false;
}

/******************************************************************************
* Extract the data in the dialog specific to the alarm type and set up a
* KAEvent from it.
*/
void EditAudioAlarmDlg::type_setEvent(KAEvent& event, const KDateTime& dt, const QString& text, int lateCancel, bool trial)
{
    Q_UNUSED(text);
    Q_UNUSED(trial);
    event.set(dt, QString(), QColor(), QColor(), QFont(), KAEvent::AUDIO, lateCancel, getAlarmFlags());
    float volume, fadeVolume;
    int   fadeSecs;
    mSoundConfig->getVolume(volume, fadeVolume, fadeSecs);
    int   repeatPause = mSoundConfig->repeatPause();
    KUrl url;
    mSoundConfig->file(url, false);
    event.setAudioFile(url.prettyUrl(), volume, fadeVolume, fadeSecs, repeatPause, isTemplate());
}

/******************************************************************************
* Get the currently specified alarm flag bits.
*/
KAEvent::Flags EditAudioAlarmDlg::getAlarmFlags() const
{
    KAEvent::Flags flags = EditAlarmDlg::getAlarmFlags();
    if (mSoundConfig->repeatPause() >= 0) flags |= KAEvent::REPEAT_SOUND;
    return flags;
}

/******************************************************************************
* Check whether the file name is valid.
*/
bool EditAudioAlarmDlg::checkText(QString& result, bool showErrorMessage) const
{
    KUrl url;
    if (!mSoundConfig->file(url, showErrorMessage))
    {
        result.clear();
        return false;
    }
    result = url.pathOrUrl();
    return true;
}

/******************************************************************************
* Called when the Try button is clicked.
* If the audio file is currently playing (as a result of previously clicking
* the Try button), cancel playback. Otherwise, play the audio file.
*/
void EditAudioAlarmDlg::slotTry()
{
    if (!MessageWin::isAudioPlaying())
        EditAlarmDlg::slotTry();   // play the audio file
    else if (mMessageWin)
    {
        mMessageWin->stopAudio();
        mMessageWin = 0;
    }
}

/******************************************************************************
* Called when the Try action has been executed.
*/
void EditAudioAlarmDlg::type_executedTry(const QString&, void* result)
{
    mMessageWin = (MessageWin*)result;    // note which MessageWin controls the audio playback
    if (mMessageWin)
    {
        slotAudioPlaying(true);
        connect(mMessageWin, SIGNAL(destroyed(QObject*)), SLOT(audioWinDestroyed()));
    }
}

/******************************************************************************
* Called when audio playing starts or stops.
* Enable/disable/toggle the Try button.
*/
void EditAudioAlarmDlg::slotAudioPlaying(bool playing)
{
    KPushButton* tryButton = button(Try);
    if (!playing)
    {
        // Nothing is playing, so enable the Try button
        tryButton->setEnabled(true);
        tryButton->setCheckable(false);
        tryButton->setChecked(false);
        mMessageWin = 0;
    }
    else if (mMessageWin)
    {
        // The test sound file is playing, so enable the Try button and depress it
        tryButton->setEnabled(true);
        tryButton->setCheckable(true);
        tryButton->setChecked(true);
    }
    else
    {
        // An alarm is playing, so disable the Try button
        tryButton->setEnabled(false);
        tryButton->setCheckable(false);
        tryButton->setChecked(false);
    }
}


/*=============================================================================
= Class CommandEdit
= A widget to allow entry of a command or a command script.
=============================================================================*/
CommandEdit::CommandEdit(QWidget* parent)
    : QWidget(parent)
{
    QVBoxLayout* vlayout = new QVBoxLayout(this);
    vlayout->setMargin(0);
    vlayout->setSpacing(KDialog::spacingHint());
    mTypeScript = new CheckBox(EditCommandAlarmDlg::i18n_chk_EnterScript(), this);
    mTypeScript->setFixedSize(mTypeScript->sizeHint());
    mTypeScript->setWhatsThis(i18nc("@info:whatsthis", "Check to enter the contents of a script instead of a shell command line"));
    connect(mTypeScript, SIGNAL(toggled(bool)), SLOT(slotCmdScriptToggled(bool)));
    connect(mTypeScript, SIGNAL(toggled(bool)), SIGNAL(changed()));
    vlayout->addWidget(mTypeScript, 0, Qt::AlignLeft);

    mCommandEdit = new LineEdit(LineEdit::Url, this);
    mCommandEdit->setWhatsThis(i18nc("@info:whatsthis", "Enter a shell command to execute."));
    connect(mCommandEdit, SIGNAL(textChanged(QString)), SIGNAL(changed()));
    vlayout->addWidget(mCommandEdit);

    mScriptEdit = new TextEdit(this);
    mScriptEdit->setWhatsThis(i18nc("@info:whatsthis", "Enter the contents of a script to execute"));
    connect(mScriptEdit, SIGNAL(textChanged()), SIGNAL(changed()));
    vlayout->addWidget(mScriptEdit);

    slotCmdScriptToggled(mTypeScript->isChecked());
}

/******************************************************************************
* Initialise the widget controls from the specified event.
*/
void CommandEdit::setScript(bool script)
{
    mTypeScript->setChecked(script);
}

bool CommandEdit::isScript() const
{
    return mTypeScript->isChecked();
}

/******************************************************************************
* Set the widget's text.
*/
void CommandEdit::setText(const AlarmText& alarmText)
{
    QString text = alarmText.displayText();
    bool script = alarmText.isScript();
    mTypeScript->setChecked(script);
    if (script)
        mScriptEdit->setPlainText(text);
    else
        mCommandEdit->setText(KAlarm::pathOrUrl(text));
}

/******************************************************************************
* Return the widget's text.
*/
QString CommandEdit::text() const
{
    QString result;
    if (mTypeScript->isChecked())
        result = mScriptEdit->toPlainText();
    else
        result = mCommandEdit->text();
    return result.trimmed();
}

/******************************************************************************
* Return the alarm text.
* If 'showErrorMessage' is true and the text is empty, an error message is
* displayed.
*/
QString CommandEdit::text(EditAlarmDlg* dlg, bool showErrorMessage) const
{
    QString result = text();
    if (showErrorMessage  &&  result.isEmpty())
        KAMessageBox::sorry(dlg, i18nc("@info", "Please enter a command or script to execute"));
    return result;
}

/******************************************************************************
* Set the read-only status of all controls.
*/
void CommandEdit::setReadOnly(bool readOnly)
{
    mTypeScript->setReadOnly(readOnly);
    mCommandEdit->setReadOnly(readOnly);
    mScriptEdit->setReadOnly(readOnly);
}

/******************************************************************************
* Called when one of the command type radio buttons is clicked,
* to display the appropriate edit field.
*/
void CommandEdit::slotCmdScriptToggled(bool on)
{
    if (on)
    {
        mCommandEdit->hide();
        mScriptEdit->show();
        mScriptEdit->setFocus();
    }
    else
    {
        mScriptEdit->hide();
        mCommandEdit->show();
        mCommandEdit->setFocus();
    }
    emit scriptToggled(on);
}

/******************************************************************************
* Returns the minimum size of the widget.
*/
QSize CommandEdit::minimumSizeHint() const
{
    QSize t(mTypeScript->minimumSizeHint());
    QSize s(mCommandEdit->minimumSizeHint().expandedTo(mScriptEdit->minimumSizeHint()));
    s.setHeight(s.height() + KDialog::spacingHint() + t.height());
    if (s.width() < t.width())
        s.setWidth(t.width());
    return s;
}



/*=============================================================================
= Class TextEdit
= A text edit field with a minimum height of 3 text lines.
=============================================================================*/
TextEdit::TextEdit(QWidget* parent)
    : KTextEdit(parent)
{
    QSize tsize = sizeHint();
    tsize.setHeight(fontMetrics().lineSpacing()*13/4 + 2*frameWidth());
    setMinimumSize(tsize);
}

void TextEdit::dragEnterEvent(QDragEnterEvent* e)
{
#ifdef USE_AKONADI
    if (KCalUtils::ICalDrag::canDecode(e->mimeData()))
#else
    if (KCal::ICalDrag::canDecode(e->mimeData()))
#endif
        e->ignore();   // don't accept "text/calendar" objects
    KTextEdit::dragEnterEvent(e);
}

// vim: et sw=4: