kalarm/fontcolourbutton.cpp

   1 /*
   2  *  fontcolourbutton.cpp  -  pushbutton widget to select a font and colour
   3  *  Program:  kalarm
   4  *  Copyright © 2003-2009 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.moc"
  23
  24 #include "autoqpointer.h"
  25 #include "fontcolour.h"
  26 #include "preferences.h"
  27 #include "pushbutton.h"
  28
  29 #include <klineedit.h>
  30 #include <klocale.h>
  31 #include <kdebug.h>
  32
  33 #include <QHBoxLayout>
  34 #include <QVBoxLayout>
  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       mReadOnly(false)
  45 {
  46     connect(this, SIGNAL(clicked()), SLOT(slotButtonPressed()));
  47     setWhatsThis(i18nc("@info:whatsthis", "Choose the font, and foreground and background color, for the alarm message."));
  48 }
  49
  50 void FontColourButton::setDefaultFont()
  51 {
  52     mDefaultFont = true;
  53 }
  54
  55 void FontColourButton::setFont(const QFont& font)
  56 {
  57     mDefaultFont = false;
  58     mFont = font;
  59 }
  60
  61 /******************************************************************************
  62 *  Called when the OK button is clicked.
  63 *  Display a font and colour selection dialog and get the selections.
  64 */
  65 void FontColourButton::slotButtonPressed()
  66 {
  67     // Use AutoQPointer to guard against crash on application exit while
  68     // the dialogue is still open. It prevents double deletion (both on
  69         // deletion of FontColourButton, and on return from this function).
  70     AutoQPointer<FontColourDlg> dlg = new FontColourDlg(mBgColour, mFgColour, mFont, mDefaultFont,
  71                                              i18nc("@title:window", "Choose Alarm Font & Color"), this);
  72     dlg->setReadOnly(mReadOnly);
  73     if (dlg->exec() == QDialog::Accepted)
  74     {
  75         mDefaultFont = dlg->defaultFont();
  76         mFont        = dlg->font();
  77         mBgColour    = dlg->bgColour();
  78         mFgColour    = dlg->fgColour();
  79         emit selected(mFgColour, mBgColour);
  80     }
  81 }
  82
  83
  84 /*=============================================================================
  85 = Class FontColourDlg
  86 = Font/colour selection dialog.
  87 =============================================================================*/
  88
  89 FontColourDlg::FontColourDlg(const QColor& bgColour, const QColor& fgColour, const QFont& font,
  90                              bool defaultFont, const QString& caption, QWidget* parent)
  91     : KDialog(parent),
  92       mReadOnly(false)
  93 {
  94     setCaption(caption);
  95     setButtons(Ok|Cancel);
  96     QWidget* page = new QWidget(this);
  97     setMainWidget(page);
  98     QVBoxLayout* layout = new QVBoxLayout(page);
  99     layout->setMargin(0);
 100     layout->setSpacing(spacingHint());
 101     mChooser = new FontColourChooser(page, QStringList(), QString(), true, true);
 102     mChooser->setBgColour(bgColour);
 103     mChooser->setFgColour(fgColour);
 104     if (defaultFont)
 105         mChooser->setDefaultFont();
 106     else
 107         mChooser->setFont(font);
 108     layout->addWidget(mChooser);
 109     layout->addSpacing(KDialog::spacingHint());
 110     connect(this,SIGNAL(okClicked()),SLOT(slotOk()));
 111 }
 112
 113 /******************************************************************************
 114 *  Called when the OK button is clicked.
 115 */
 116 void FontColourDlg::slotOk()
 117 {
 118     if (mReadOnly)
 119     {
 120         reject();
 121         return;
 122     }
 123     mDefaultFont = mChooser->defaultFont();
 124     mFont        = mChooser->font();
 125     mBgColour    = mChooser->bgColour();
 126     mFgColour    = mChooser->fgColour();
 127     accept();
 128 }
 129
 130 void FontColourDlg::setReadOnly(bool ro)
 131 {
 132     mReadOnly = ro;
 133     mChooser->setReadOnly(mReadOnly);
 134 }
 135
 136 // vim: et sw=4: