kalarm/src/fontcolourbutton.cpp

0001 /*
0002  *  fontcolourbutton.cpp  -  pushbutton widget to select a font and colour
0003  *  Program:  kalarm
0004  *  SPDX-FileCopyrightText: 2003-2022 David Jarvie <djarvie@kde.org>
0005  *
0006  *  SPDX-License-Identifier: GPL-2.0-or-later
0007  */
0008
0009 #include "fontcolourbutton.h"
0010
0011 #include "fontcolour.h"
0012 #include "lib/autoqpointer.h"
0013
0014 #include <KLocalizedString>
0015
0016 #include <QVBoxLayout>
0017 #include <QStyle>
0018 #include <QDialogButtonBox>
0019
0020
0021 /*=============================================================================
0022 = Class FontColourButton
0023 = Font/colour selection button.
0024 =============================================================================*/
0025
0026 FontColourButton::FontColourButton(QWidget* parent)
0027     : PushButton(i18nc("@action:button", "Font && Color..."), parent)
0028 {
0029     connect(this, &FontColourButton::clicked, this, &FontColourButton::slotButtonPressed);
0030     setToolTip(i18nc("@info:tooltip", "Set alarm message font and color"));
0031     setWhatsThis(i18nc("@info:whatsthis", "Choose the font, and foreground and background color, for the alarm message."));
0032 }
0033
0034 void FontColourButton::setFont(const QFont& font, bool defaultFont)
0035 {
0036     mDefaultFont = defaultFont;
0037     mFont = font;
0038 }
0039
0040 /******************************************************************************
0041 * Called when the OK button is clicked.
0042 * Display a font and colour selection dialog and get the selections.
0043 */
0044 void FontColourButton::slotButtonPressed()
0045 {
0046     // Use AutoQPointer to guard against crash on application exit while
0047     // the dialogue is still open. It prevents double deletion (both on
0048     // deletion of FontColourButton, and on return from this function).
0049     AutoQPointer<FontColourDlg> dlg = new FontColourDlg(mBgColour, mFgColour, mFont, mDefaultFont,
0050                                              i18nc("@title:window", "Choose Alarm Font & Color"), this);
0051     dlg->setReadOnly(mReadOnly);
0052     if (dlg->exec() == QDialog::Accepted)
0053     {
0054         mDefaultFont = dlg->defaultFont();
0055         mFont        = dlg->font();
0056         mBgColour    = dlg->bgColour();
0057         mFgColour    = dlg->fgColour();
0058         Q_EMIT selected(mFgColour, mBgColour);
0059     }
0060 }
0061
0062
0063 /*=============================================================================
0064 = Class FontColourDlg
0065 = Font/colour selection dialog.
0066 =============================================================================*/
0067
0068 FontColourDlg::FontColourDlg(const QColor& bgColour, const QColor& fgColour, const QFont& font,
0069                              bool defaultFont, const QString& caption, QWidget* parent)
0070     : QDialog(parent)
0071 {
0072     setWindowTitle(caption);
0073
0074     auto layout = new QVBoxLayout(this);
0075     mChooser = new FontColourChooser(this, QStringList(), QString(), true, true);
0076     mChooser->setBgColour(bgColour);
0077     mChooser->setFgColour(fgColour);
0078     mChooser->setFont(font, defaultFont);
0079     layout->addWidget(mChooser);
0080     layout->addSpacing(style()->pixelMetric(QStyle::PM_LayoutVerticalSpacing));
0081
0082     auto buttonBox = new QDialogButtonBox(this);
0083     buttonBox->addButton(QDialogButtonBox::Ok);
0084     buttonBox->addButton(QDialogButtonBox::Cancel);
0085     layout->addWidget(buttonBox);
0086     connect(buttonBox, &QDialogButtonBox::accepted,
0087             this, &FontColourDlg::slotOk);
0088     connect(buttonBox, &QDialogButtonBox::rejected,
0089             this, &FontColourDlg::reject);
0090 }
0091
0092 /******************************************************************************
0093 * Called when the OK button is clicked.
0094 */
0095 void FontColourDlg::slotOk()
0096 {
0097     if (mReadOnly)
0098     {
0099         reject();
0100         return;
0101     }
0102     mDefaultFont = mChooser->defaultFont();
0103     mFont        = mChooser->font();
0104     mBgColour    = mChooser->bgColour();
0105     mFgColour    = mChooser->fgColour();
0106     accept();
0107 }
0108
0109 void FontColourDlg::setReadOnly(bool ro)
0110 {
0111     mReadOnly = ro;
0112     mChooser->setReadOnly(mReadOnly);
0113 }
0114
0115 #include "moc_fontcolourbutton.cpp"
0116
0117 // vim: et sw=4: