messagecomposer/imagescaling/imagescalingselectformat.cpp

   1 /*
   2   Copyright (c) 2013-2015 Montel Laurent <montel@kde.org>
   3
   4   This program is free software; you can redistribute it and/or modify it
   5   under the terms of the GNU General Public License, version 2, as
   6   published by the Free Software Foundation.
   7
   8   This program is distributed in the hope that it will be useful, but
   9   WITHOUT ANY WARRANTY; without even the implied warranty of
  10   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11   General Public License for more details.
  12
  13   You should have received a copy of the GNU General Public License along
  14   with this program; if not, write to the Free Software Foundation, Inc.,
  15   51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  16 */
  17
  18 #include "imagescalingselectformat.h"
  19
  20 #include <QLineEdit>
  21 #include <QPushButton>
  22 #include <KLocalizedString>
  23
  24 #include <QListWidget>
  25 #include <QHBoxLayout>
  26 #include <QPointer>
  27 #include <QDialogButtonBox>
  28 #include <QVBoxLayout>
  29
  30 using namespace MessageComposer;
  31
  32 ImageScalingSelectFormatDialog::ImageScalingSelectFormatDialog(QWidget *parent)
  33     : QDialog(parent)
  34 {
  35     setWindowTitle(i18nc("@title:window", "Select Image Format"));
  36     QDialogButtonBox *buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok | QDialogButtonBox::Cancel);
  37     QVBoxLayout *mainLayout = new QVBoxLayout;
  38     setLayout(mainLayout);
  39     QPushButton *okButton = buttonBox->button(QDialogButtonBox::Ok);
  40     okButton->setDefault(true);
  41     okButton->setShortcut(Qt::CTRL | Qt::Key_Return);
  42     connect(buttonBox, &QDialogButtonBox::accepted, this, &QDialog::accept);
  43     connect(buttonBox, &QDialogButtonBox::rejected, this, &QDialog::reject);
  44     okButton->setDefault(true);
  45     mListWidget = new QListWidget;
  46     mainLayout->addWidget(mListWidget);
  47     mainLayout->addWidget(buttonBox);
  48
  49     initialize();
  50 }
  51
  52 ImageScalingSelectFormatDialog::~ImageScalingSelectFormatDialog()
  53 {
  54 }
  55
  56 void ImageScalingSelectFormatDialog::addImageFormat(const QString &format, const QString &mimetype)
  57 {
  58     QListWidgetItem *item = new QListWidgetItem(format);
  59     item->setFlags(item->flags() | Qt::ItemIsUserCheckable);
  60     item->setData(ImageScalingSelectFormatDialog::ImageRole, mimetype);
  61     item->setCheckState(Qt::Unchecked);
  62     mListWidget->addItem(item);
  63 }
  64
  65 void ImageScalingSelectFormatDialog::initialize()
  66 {
  67     addImageFormat(QStringLiteral("PNG"), QStringLiteral("image/png"));
  68     addImageFormat(QStringLiteral("JPEG"), QStringLiteral("image/jpeg"));
  69     addImageFormat(QStringLiteral("GIF"), QStringLiteral("image/gif"));
  70     addImageFormat(QStringLiteral("BMP"), QStringLiteral("image/bmp"));
  71 }
  72
  73 QString ImageScalingSelectFormatDialog::format() const
  74 {
  75     const int numberOfElement(mListWidget->count());
  76     QString formatStr;
  77     for (int i = 0; i < numberOfElement; ++i) {
  78         if (mListWidget->item(i)->checkState() == Qt::Checked) {
  79             if (!formatStr.isEmpty()) {
  80                 formatStr += QLatin1Char(';');
  81             }
  82             formatStr += mListWidget->item(i)->data(ImageScalingSelectFormatDialog::ImageRole).toString();
  83         }
  84     }
  85     return formatStr;
  86 }
  87
  88 void ImageScalingSelectFormatDialog::setFormat(const QString &format)
  89 {
  90     const QStringList listFormat = format.split(QLatin1Char(';'));
  91     const int numberOfElement(mListWidget->count());
  92     for (int i = 0; i < numberOfElement; ++i) {
  93         QListWidgetItem *item = mListWidget->item(i);
  94         if (listFormat.contains(item->data(ImageScalingSelectFormatDialog::ImageRole).toString())) {
  95             item->setCheckState(Qt::Checked);
  96         }
  97     }
  98 }
  99
 100 ImageScalingSelectFormat::ImageScalingSelectFormat(QWidget *parent)
 101     : QWidget(parent)
 102 {
 103     QHBoxLayout *lay = new QHBoxLayout(this);
 104     lay->setMargin(0);
 105     mFormat = new QLineEdit;
 106     connect(mFormat, &QLineEdit::textChanged, this, &ImageScalingSelectFormat::textChanged);
 107     mFormat->setReadOnly(true);
 108     lay->addWidget(mFormat);
 109     mSelectFormat = new QPushButton(i18n("Select Format..."));
 110     connect(mSelectFormat, &QPushButton::clicked, this, &ImageScalingSelectFormat::slotSelectFormat);
 111     lay->addWidget(mSelectFormat);
 112 }
 113
 114 ImageScalingSelectFormat::~ImageScalingSelectFormat()
 115 {
 116 }
 117
 118 void ImageScalingSelectFormat::slotSelectFormat()
 119 {
 120     QPointer<ImageScalingSelectFormatDialog> dialog = new ImageScalingSelectFormatDialog(this);
 121     dialog->setFormat(mFormat->text());
 122     if (dialog->exec()) {
 123         mFormat->setText(dialog->format());
 124     }
 125     delete dialog;
 126 }
 127
 128 void ImageScalingSelectFormat::setFormat(const QString &format)
 129 {
 130     mFormat->setText(format);
 131 }
 132
 133 QString ImageScalingSelectFormat::format() const
 134 {
 135     return mFormat->text();
 136 }
 137