kalarm/fontcolourbutton.cpp

   1 /*
   2  *  fontcolourbutton.cpp  -  pushbutton widget to select a font and colour
   3  *  Program:  kalarm
   4  *  Copyright © 2003-2013 by David Jarvie <djarvie@kde.org>
   5  *
   6  *  This program is free software; you can redistribute it and/or modify
   7  *  it under the terms of the GNU General Public License as published by
   8  *  the Free Software Foundation; either version 2 of the License, or
   9  *  (at your option) any later version.
  10  *
  11  *  This program is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  14  *  GNU General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU General Public License along
  17  *  with this program; if not, write to the Free Software Foundation, Inc.,
  18  *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  19  */
  20
  21 #include "kalarm.h"
  22 #include "fontcolourbutton.h"
  23
  24 #include "autoqpointer.h"
  25 #include "fontcolour.h"
  26 #include "preferences.h"
  27 #include "pushbutton.h"
  28
  29 #include <KLocalizedString>
  30
  31 #include <QVBoxLayout>
  32 #include <QStyle>
  33 #include <QDialogButtonBox>
  34 #include "kalarm_debug.h"
  35
  36
  37 /*=============================================================================
  38 = Class FontColourButton
  39 = Font/colour selection button.
  40 =============================================================================*/
  41
  42 FontColourButton::FontColourButton(QWidget* parent)
  43     : PushButton(i18nc("@action:button", "Font && Color..."), parent),
  44       mDefaultFont(true),
  45       mReadOnly(false)
  46 {
  47     connect(this, &FontColourButton::clicked, this, &FontColourButton::slotButtonPressed);
  48     setWhatsThis(i18nc("@info:whatsthis", "Choose the font, and foreground and background color, for the alarm message."));
  49 }
  50
  51 void FontColourButton::setDefaultFont()
  52 {
  53     mDefaultFont = true;
  54 }
  55
  56 void FontColourButton::setFont(const QFont& font)
  57 {
  58     mDefaultFont = false;
  59     mFont = font;
  60 }
  61
  62 /******************************************************************************
  63 * Called when the OK button is clicked.
  64 * Display a font and colour selection dialog and get the selections.
  65 */
  66 void FontColourButton::slotButtonPressed()
  67 {
  68     // Use AutoQPointer to guard against crash on application exit while
  69     // the dialogue is still open. It prevents double deletion (both on
  70         // deletion of FontColourButton, and on return from this function).
  71     AutoQPointer<FontColourDlg> dlg = new FontColourDlg(mBgColour, mFgColour, mFont, mDefaultFont,
  72                                              i18nc("@title:window", "Choose Alarm Font & Color"), this);
  73     dlg->setReadOnly(mReadOnly);
  74     if (dlg->exec() == QDialog::Accepted)
  75     {
  76         mDefaultFont = dlg->defaultFont();
  77         mFont        = dlg->font();
  78         mBgColour    = dlg->bgColour();
  79         mFgColour    = dlg->fgColour();
  80         Q_EMIT selected(mFgColour, mBgColour);
  81     }
  82 }
  83
  84
  85 /*=============================================================================
  86 = Class FontColourDlg
  87 = Font/colour selection dialog.
  88 =============================================================================*/
  89
  90 FontColourDlg::FontColourDlg(const QColor& bgColour, const QColor& fgColour, const QFont& font,
  91                              bool defaultFont, const QString& caption, QWidget* parent)
  92     : QDialog(parent),
  93       mReadOnly(false)
  94 {
  95     setWindowTitle(caption);
  96
  97     QVBoxLayout* layout = new QVBoxLayout(this);
  98     layout->setSpacing(style()->pixelMetric(QStyle::PM_DefaultLayoutSpacing));
  99     mChooser = new FontColourChooser(this, QStringList(), QString(), true, true);
 100     mChooser->setBgColour(bgColour);
 101     mChooser->setFgColour(fgColour);
 102     if (defaultFont)
 103         mChooser->setDefaultFont();
 104     else
 105         mChooser->setFont(font);
 106     layout->addWidget(mChooser);
 107     layout->addSpacing(style()->pixelMetric(QStyle::PM_DefaultLayoutSpacing));
 108
 109     QDialogButtonBox* buttonBox = new QDialogButtonBox(this);
 110     buttonBox->addButton(QDialogButtonBox::Ok);
 111     buttonBox->addButton(QDialogButtonBox::Cancel);
 112     layout->addWidget(buttonBox);
 113     connect(buttonBox, &QDialogButtonBox::accepted,
 114             this, &FontColourDlg::slotOk);
 115     connect(buttonBox, &QDialogButtonBox::rejected,
 116             this, &FontColourDlg::reject);
 117 }
 118
 119 /******************************************************************************
 120 * Called when the OK button is clicked.
 121 */
 122 void FontColourDlg::slotOk()
 123 {
 124     if (mReadOnly)
 125     {
 126         reject();
 127         return;
 128     }
 129     mDefaultFont = mChooser->defaultFont();
 130     mFont        = mChooser->font();
 131     mBgColour    = mChooser->bgColour();
 132     mFgColour    = mChooser->fgColour();
 133     accept();
 134 }
 135
 136 void FontColourDlg::setReadOnly(bool ro)
 137 {
 138     mReadOnly = ro;
 139     mChooser->setReadOnly(mReadOnly);
 140 }
 141
 142 // vim: et sw=4: