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273 lines
10 KiB
C++
273 lines
10 KiB
C++
/*
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* specialactions.cpp - widget to specify special alarm actions
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* Program: kalarm
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* Copyright © 2004-2009,2012 by David Jarvie <djarvie@kde.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "kalarm.h"
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#include "specialactions.h"
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#include "autoqpointer.h"
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#include "checkbox.h"
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#include "functions.h"
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#include "shellprocess.h"
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#include <klineedit.h>
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#include <khbox.h>
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#include <kapplication.h>
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#include <kaboutdata.h>
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#include <klocale.h>
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#include <kdebug.h>
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#include <QLabel>
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#include <QGroupBox>
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#include <QVBoxLayout>
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#include <QResizeEvent>
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/*=============================================================================
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= Class SpecialActionsButton
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= Button to display the Special Alarm Actions dialog.
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=============================================================================*/
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SpecialActionsButton::SpecialActionsButton(bool enableCheckboxes, QWidget* parent)
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: QPushButton(i18nc("@action:button", "Special Actions..."), parent),
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mOptions(0),
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mEnableCheckboxes(enableCheckboxes),
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mReadOnly(false)
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{
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setCheckable(true);
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setChecked(false);
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connect(this, SIGNAL(clicked()), SLOT(slotButtonPressed()));
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setWhatsThis(i18nc("@info:whatsthis", "Specify actions to execute before and after the alarm is displayed."));
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}
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/******************************************************************************
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* Set the pre- and post-alarm actions.
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* The button's pressed state is set to reflect whether any actions are set.
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*/
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void SpecialActionsButton::setActions(const QString& pre, const QString& post, KAEvent::ExtraActionOptions options)
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{
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mPreAction = pre;
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mPostAction = post;
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mOptions = options;
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setChecked(!mPreAction.isEmpty() || !mPostAction.isEmpty());
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}
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/******************************************************************************
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* Called when the OK button is clicked.
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* Display a font and colour selection dialog and get the selections.
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*/
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void SpecialActionsButton::slotButtonPressed()
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{
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// Use AutoQPointer to guard against crash on application exit while
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// the dialogue is still open. It prevents double deletion (both on
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// deletion of SpecialActionsButton, and on return from this function).
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AutoQPointer<SpecialActionsDlg> dlg = new SpecialActionsDlg(mPreAction, mPostAction, mOptions, mEnableCheckboxes, this);
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dlg->setReadOnly(mReadOnly);
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if (dlg->exec() == QDialog::Accepted)
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{
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mPreAction = dlg->preAction();
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mPostAction = dlg->postAction();
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mOptions = dlg->options();
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emit selected();
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}
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if (dlg)
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setChecked(!mPreAction.isEmpty() || !mPostAction.isEmpty());
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}
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/*=============================================================================
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= Class SpecialActionsDlg
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= Pre- and post-alarm actions dialog.
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=============================================================================*/
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static const char SPEC_ACT_DIALOG_NAME[] = "SpecialActionsDialog";
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SpecialActionsDlg::SpecialActionsDlg(const QString& preAction, const QString& postAction,
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KAEvent::ExtraActionOptions options, bool enableCheckboxes,
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QWidget* parent)
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: KDialog(parent)
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{
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setCaption(i18nc("@title:window", "Special Alarm Actions"));
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setButtons(Ok|Cancel);
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setDefaultButton(Ok);
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connect(this, SIGNAL(okClicked()), SLOT(slotOk()));
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QWidget* page = new QWidget(this);
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setMainWidget(page);
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QVBoxLayout* layout = new QVBoxLayout(page);
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layout->setMargin(0);
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layout->setSpacing(spacingHint());
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mActions = new SpecialActions(enableCheckboxes, page);
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mActions->setActions(preAction, postAction, options);
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layout->addWidget(mActions);
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layout->addSpacing(spacingHint());
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QSize s;
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if (KAlarm::readConfigWindowSize(SPEC_ACT_DIALOG_NAME, s))
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resize(s);
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}
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/******************************************************************************
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* Called when the OK button is clicked.
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*/
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void SpecialActionsDlg::slotOk()
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{
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if (mActions->isReadOnly())
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reject();
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accept();
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}
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/******************************************************************************
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* Called when the dialog's size has changed.
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* Records the new size in the config file.
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*/
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void SpecialActionsDlg::resizeEvent(QResizeEvent* re)
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{
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if (isVisible())
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KAlarm::writeConfigWindowSize(SPEC_ACT_DIALOG_NAME, re->size());
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KDialog::resizeEvent(re);
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}
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/*=============================================================================
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= Class SpecialActions
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= Pre- and post-alarm actions widget.
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=============================================================================*/
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SpecialActions::SpecialActions(bool enableCheckboxes, QWidget* parent)
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: QWidget(parent),
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mEnableCheckboxes(enableCheckboxes),
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mReadOnly(false)
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{
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QVBoxLayout* topLayout = new QVBoxLayout(this);
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topLayout->setMargin(0);
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topLayout->setSpacing(KDialog::spacingHint());
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// Pre-alarm action
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QGroupBox* group = new QGroupBox(i18nc("@title:group", "Pre-Alarm Action"), this);
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topLayout->addWidget(group);
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QVBoxLayout* vlayout = new QVBoxLayout(group);
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vlayout->setMargin(KDialog::marginHint());
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vlayout->setSpacing(KDialog::spacingHint());
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KHBox* box = new KHBox(group); // this is to control the QWhatsThis text display area
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box->setMargin(0);
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box->setSpacing(KDialog::spacingHint());
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vlayout->addWidget(box);
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QLabel* label = new QLabel(i18nc("@label:textbox", "Command:"), box);
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mPreAction = new KLineEdit(box);
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label->setBuddy(mPreAction);
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connect(mPreAction, SIGNAL(textChanged(QString)), SLOT(slotPreActionChanged(QString)));
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box->setWhatsThis(i18nc("@info:whatsthis",
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"<para>Enter a shell command to execute before the alarm is displayed.</para>"
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"<para>Note that it is executed only when the alarm proper is displayed, not when a reminder or deferred alarm is displayed.</para>"
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"<para><note>KAlarm will wait for the command to complete before displaying the alarm.</note></para>"));
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box->setStretchFactor(mPreAction, 1);
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// Cancel if error in pre-alarm action
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mExecOnDeferral = new CheckBox(i18nc("@option:check", "Execute for deferred alarms"), group);
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mExecOnDeferral->setWhatsThis(i18nc("@info:whatsthis", "<para>If unchecked, the command is only executed before the alarm proper is displayed.</para>"
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"<para>If checked, the pre-alarm command is also executed before a deferred alarm is displayed.</para>"));
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vlayout->addWidget(mExecOnDeferral, 0, Qt::AlignLeft);
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mCancelOnError = new CheckBox(i18nc("@option:check", "Cancel alarm on error"), group);
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mCancelOnError->setWhatsThis(i18nc("@info:whatsthis", "Cancel the alarm if the pre-alarm command fails, i.e. do not display the alarm or execute any post-alarm action command."));
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vlayout->addWidget(mCancelOnError, 0, Qt::AlignLeft);
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mDontShowError = new CheckBox(i18nc("@option:check", "Do not notify errors"), group);
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mDontShowError->setWhatsThis(i18nc("@info:whatsthis", "Do not show error status or error message if the pre-alarm command fails."));
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vlayout->addWidget(mDontShowError, 0, Qt::AlignLeft);
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// Post-alarm action
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group = new QGroupBox(i18nc("@title:group", "Post-Alarm Action"), this);
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topLayout->addWidget(group);
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vlayout = new QVBoxLayout(group);
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vlayout->setMargin(KDialog::marginHint());
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vlayout->setSpacing(KDialog::spacingHint());
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box = new KHBox(group); // this is to control the QWhatsThis text display area
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box->setMargin(0);
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box->setSpacing(KDialog::spacingHint());
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vlayout->addWidget(box);
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label = new QLabel(i18nc("@label:textbox", "Command:"), box);
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mPostAction = new KLineEdit(box);
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label->setBuddy(mPostAction);
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box->setWhatsThis(i18nc("@info:whatsthis",
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"<para>Enter a shell command to execute after the alarm window is closed.</para>"
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"<para>Note that it is not executed after closing a reminder window. If you defer "
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"the alarm, it is not executed until the alarm is finally acknowledged or closed.</para>"));
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box->setStretchFactor(mPostAction, 1);
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mExecOnDeferral->setEnabled(enableCheckboxes);
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mCancelOnError->setEnabled(enableCheckboxes);
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mDontShowError->setEnabled(enableCheckboxes);
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}
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void SpecialActions::setActions(const QString& pre, const QString& post, KAEvent::ExtraActionOptions options)
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{
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mPreAction->setText(pre);
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mPostAction->setText(post);
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mExecOnDeferral->setChecked(options & KAEvent::ExecPreActOnDeferral);
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mCancelOnError->setChecked(options & KAEvent::CancelOnPreActError);
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mDontShowError->setChecked(options & KAEvent::DontShowPreActError);
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}
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QString SpecialActions::preAction() const
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{
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return mPreAction->text();
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}
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QString SpecialActions::postAction() const
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{
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return mPostAction->text();
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}
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KAEvent::ExtraActionOptions SpecialActions::options() const
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{
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KAEvent::ExtraActionOptions opts = 0;
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if (mExecOnDeferral->isChecked()) opts |= KAEvent::ExecPreActOnDeferral;
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if (mCancelOnError->isChecked()) opts |= KAEvent::CancelOnPreActError;
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if (mDontShowError->isChecked()) opts |= KAEvent::DontShowPreActError;
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return opts;
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}
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void SpecialActions::setReadOnly(bool ro)
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{
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mReadOnly = ro;
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mPreAction->setReadOnly(mReadOnly);
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mPostAction->setReadOnly(mReadOnly);
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mExecOnDeferral->setReadOnly(mReadOnly);
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mCancelOnError->setReadOnly(mReadOnly);
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mDontShowError->setReadOnly(mReadOnly);
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}
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void SpecialActions::slotPreActionChanged(const QString& text)
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{
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if (!mEnableCheckboxes)
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{
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bool textValid = !text.isEmpty();
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mExecOnDeferral->setEnabled(textValid);
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mCancelOnError->setEnabled(textValid);
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mDontShowError->setEnabled(textValid);
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}
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}
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#include "moc_specialactions.cpp"
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// vim: et sw=4:
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