forked from Qortal/Brooklyn
469 lines
16 KiB
C++
469 lines
16 KiB
C++
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/*
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SPDX-FileCopyrightText: 2003-2007 Craig Drummond <craig@kde.org>
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SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "FontViewPart.h"
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#include "FcEngine.h"
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#include "FontInst.h"
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#include "FontInstInterface.h"
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#include "PreviewSelectAction.h"
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#include "config-workspace.h"
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#include <KAboutData>
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#include <KActionCollection>
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#include <KIO/Job>
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#include <KIO/JobUiDelegate>
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#include <KIO/StatJob>
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#include <KJobWidgets>
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#include <KMessageBox>
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#include <QBoxLayout>
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#include <QFile>
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#include <QGroupBox>
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#include <QGuiApplication>
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#include <QIcon>
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#include <QInputDialog>
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#include <QLabel>
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#include <QMimeDatabase>
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#include <QProcess>
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#include <QPushButton>
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#include <QRegExp>
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#include <QSpinBox>
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#include <QTimer>
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//#include <KFileMetaInfo>
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#include "config-fontinst.h"
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#include <KPluginFactory>
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#include <KStandardAction>
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#include <KZip>
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#include <QTemporaryDir>
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// Enable the following to allow printing of non-installed fonts. Does not seem to work :-(
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//#define KFI_PRINT_APP_FONTS
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namespace KFI
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{
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static QString getFamily(const QString &font)
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{
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int commaPos = font.lastIndexOf(',');
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return -1 == commaPos ? font : font.left(commaPos);
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}
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K_PLUGIN_CLASS_WITH_JSON(CFontViewPart, "kfontviewpart.json")
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CFontViewPart::CFontViewPart(QWidget *parentWidget, QObject *parent, const QList<QVariant> &)
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: KParts::ReadOnlyPart(parent)
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, m_config(KSharedConfig::openConfig())
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, m_proc(nullptr)
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, m_tempDir(nullptr)
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, m_interface(new FontInstInterface())
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, m_opening(false)
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{
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// create browser extension (for printing when embedded into browser)
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m_extension = new BrowserExtension(this);
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m_frame = new QFrame(parentWidget);
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QFrame *previewFrame = new QFrame(m_frame);
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QWidget *controls = new QWidget(m_frame);
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m_faceWidget = new QWidget(controls);
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QBoxLayout *mainLayout = new QBoxLayout(QBoxLayout::TopToBottom, m_frame);
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QBoxLayout *previewLayout = new QBoxLayout(QBoxLayout::LeftToRight, previewFrame), *controlsLayout = new QBoxLayout(QBoxLayout::LeftToRight, controls),
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*faceLayout = new QBoxLayout(QBoxLayout::LeftToRight, m_faceWidget);
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previewLayout->setContentsMargins(0, 0, 0, 0);
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previewLayout->setSpacing(0);
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faceLayout->setContentsMargins(0, 0, 0, 0);
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controlsLayout->setContentsMargins(0, 0, 0, 0);
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previewLayout->setSpacing(0);
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m_frame->setFrameShape(QFrame::NoFrame);
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m_frame->setFocusPolicy(Qt::ClickFocus);
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previewFrame->setFrameShape(QFrame::StyledPanel);
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previewFrame->setFrameShadow(QFrame::Sunken);
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m_preview = new CFontPreview(previewFrame);
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m_preview->setSizePolicy(QSizePolicy::MinimumExpanding, QSizePolicy::MinimumExpanding);
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m_faceLabel = new QLabel(i18n("Show Face:"), m_faceWidget);
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m_faceSelector = new QSpinBox(m_faceWidget);
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m_faceSelector->setValue(1);
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m_installButton = new QPushButton(i18n("Install…"), controls);
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m_installButton->setEnabled(false);
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previewLayout->addWidget(m_preview);
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faceLayout->addWidget(m_faceLabel);
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faceLayout->addWidget(m_faceSelector);
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faceLayout->addItem(new QSpacerItem(faceLayout->spacing(), 0, QSizePolicy::Fixed, QSizePolicy::Fixed));
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m_faceWidget->hide();
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m_preview->engine()->readConfig(*m_config);
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controlsLayout->addWidget(m_faceWidget);
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controlsLayout->addStretch(1);
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controlsLayout->addWidget(m_installButton);
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mainLayout->addWidget(previewFrame);
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mainLayout->addWidget(controls);
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connect(m_preview, &CFontPreview::status, this, &CFontViewPart::previewStatus);
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connect(m_installButton, &QAbstractButton::clicked, this, &CFontViewPart::install);
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connect(m_faceSelector, SIGNAL(valueChanged(int)), SLOT(showFace(int)));
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m_changeTextAction = actionCollection()->addAction("changeText");
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m_changeTextAction->setIcon(QIcon::fromTheme("edit-rename"));
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m_changeTextAction->setText(i18n("Change Text…"));
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connect(m_changeTextAction, &QAction::triggered, this, &CFontViewPart::changeText);
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CPreviewSelectAction *displayTypeAction = new CPreviewSelectAction(this, CPreviewSelectAction::BlocksAndScripts);
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actionCollection()->addAction("displayType", displayTypeAction);
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connect(displayTypeAction, &CPreviewSelectAction::range, this, &CFontViewPart::displayType);
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QAction *zoomIn = actionCollection()->addAction(KStandardAction::ZoomIn, m_preview, SLOT(zoomIn())),
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*zoomOut = actionCollection()->addAction(KStandardAction::ZoomOut, m_preview, SLOT(zoomOut()));
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connect(m_preview, &CFontPreview::atMax, zoomIn, &QAction::setDisabled);
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connect(m_preview, &CFontPreview::atMin, zoomOut, &QAction::setDisabled);
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setXMLFile("kfontviewpart.rc");
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setWidget(m_frame);
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m_extension->enablePrint(false);
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FontInst::registerTypes();
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connect(m_interface, &OrgKdeFontinstInterface::status, this, &CFontViewPart::dbusStatus);
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connect(m_interface, &OrgKdeFontinstInterface::fontStat, this, &CFontViewPart::fontStat);
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}
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CFontViewPart::~CFontViewPart()
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{
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delete m_tempDir;
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m_tempDir = nullptr;
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delete m_interface;
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m_interface = nullptr;
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}
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static inline QUrl mostLocalUrl(const QUrl &url, QWidget *widget)
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{
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auto job = KIO::mostLocalUrl(url);
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KJobWidgets::setWindow(job, widget);
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job->exec();
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return job->mostLocalUrl();
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}
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bool CFontViewPart::openUrl(const QUrl &url)
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{
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if (!url.isValid() || !closeUrl()) {
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return false;
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}
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m_fontDetails = FC::decode(url);
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if (!m_fontDetails.family.isEmpty() || KFI_KIO_FONTS_PROTOCOL == url.scheme() || mostLocalUrl(url, m_frame).isLocalFile()) {
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setUrl(url);
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Q_EMIT started(nullptr);
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setLocalFilePath(this->url().path());
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bool ret = openFile();
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if (ret) {
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Q_EMIT completed();
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}
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return ret;
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} else {
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return ReadOnlyPart::openUrl(url);
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}
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}
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bool CFontViewPart::openFile()
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{
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// NOTE: Can't do the real open here, as we don't seem to be able to use KIO::NetAccess functions
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// during initial start-up. Bug report 111535 indicates that calling "konqueror <font>" crashes.
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m_installButton->setEnabled(false);
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QTimer::singleShot(0, this, &CFontViewPart::timeout);
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return true;
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}
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static inline bool statUrl(const QUrl &url, KIO::UDSEntry *udsEntry)
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{
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auto job = KIO::stat(url);
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job->exec();
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if (job->error()) {
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return false;
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}
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*udsEntry = job->statResult();
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return true;
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}
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void CFontViewPart::timeout()
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{
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if (!m_installButton) {
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return;
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}
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bool isFonts(KFI_KIO_FONTS_PROTOCOL == url().scheme()), showFs(false), package(false);
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int fileIndex(-1);
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QString fontFile;
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delete m_tempDir;
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m_tempDir = nullptr;
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m_opening = true;
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if (!m_fontDetails.family.isEmpty()) {
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Q_EMIT setWindowCaption(FC::createName(m_fontDetails.family, m_fontDetails.styleInfo));
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fontFile = FC::getFile(url());
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fileIndex = FC::getIndex(url());
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} else if (isFonts) {
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KIO::UDSEntry udsEntry;
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bool found = statUrl(url(), &udsEntry);
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if (!found) {
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// Check if url is "fonts:/<font> if so try fonts:/System/<font>, then fonts:/Personal<font>
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QStringList pathList(url().adjusted(QUrl::StripTrailingSlash).path().split(QLatin1Char('/'), Qt::SkipEmptyParts));
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if (pathList.count() == 1) {
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found = statUrl(QUrl(QString("fonts:/" + i18n(KFI_KIO_FONTS_SYS) + QLatin1Char('/') + pathList[0])), &udsEntry);
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if (!found) {
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found = statUrl(QUrl(QString("fonts:/" + i18n(KFI_KIO_FONTS_USER) + QLatin1Char('/') + pathList[0])), &udsEntry);
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}
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}
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}
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if (found) {
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if (udsEntry.numberValue(KIO::UDSEntry::UDS_HIDDEN, 0)) {
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fontFile = udsEntry.stringValue(UDS_EXTRA_FILE_NAME);
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fileIndex = udsEntry.numberValue(UDS_EXTRA_FILE_FACE, 0);
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}
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m_fontDetails.family = getFamily(udsEntry.stringValue(KIO::UDSEntry::UDS_NAME));
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m_fontDetails.styleInfo = udsEntry.numberValue(UDS_EXTRA_FC_STYLE);
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Q_EMIT setWindowCaption(udsEntry.stringValue(KIO::UDSEntry::UDS_NAME));
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} else {
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previewStatus(false);
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return;
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}
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} else {
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QString path(localFilePath());
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// Is this a application/vnd.kde.fontspackage file? If so, extract 1 scalable font...
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if ((package = Misc::isPackage(path))) {
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KZip zip(path);
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if (zip.open(QIODevice::ReadOnly)) {
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const KArchiveDirectory *zipDir = zip.directory();
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if (zipDir) {
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QStringList fonts(zipDir->entries());
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if (!fonts.isEmpty()) {
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QStringList::ConstIterator it(fonts.begin()), end(fonts.end());
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for (; it != end; ++it) {
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const KArchiveEntry *entry = zipDir->entry(*it);
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if (entry && entry->isFile()) {
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delete m_tempDir;
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m_tempDir = new QTemporaryDir(QDir::tempPath() + "/" KFI_TMP_DIR_PREFIX);
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m_tempDir->setAutoRemove(true);
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((KArchiveFile *)entry)->copyTo(m_tempDir->path());
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QMimeDatabase db;
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QString mime(db.mimeTypeForFile(m_tempDir->filePath(entry->name())).name());
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if (mime == "font/ttf" || mime == "font/otf" || mime == "application/x-font-ttf" || mime == "application/x-font-otf"
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|| mime == "application/x-font-type1") {
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fontFile = m_tempDir->filePath(entry->name());
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break;
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} else {
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::unlink(QFile::encodeName(m_tempDir->filePath(entry->name())).data());
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}
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}
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}
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}
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}
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}
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}
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}
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m_installButton->setEnabled(false);
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if (m_fontDetails.family.isEmpty()) {
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Q_EMIT setWindowCaption(url().toDisplayString());
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} else {
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FcInitReinitialize();
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}
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m_preview->showFont(!package && m_fontDetails.family.isEmpty() ? localFilePath() : fontFile.isEmpty() ? m_fontDetails.family : fontFile,
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m_fontDetails.styleInfo,
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fileIndex);
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if (!isFonts && m_preview->engine()->getNumIndexes() > 1) {
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showFs = true;
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m_faceSelector->setRange(1, m_preview->engine()->getNumIndexes());
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m_faceSelector->setSingleStep(1);
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m_faceSelector->blockSignals(true);
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m_faceSelector->setValue(1);
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m_faceSelector->blockSignals(false);
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}
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m_faceWidget->setVisible(showFs);
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}
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void CFontViewPart::previewStatus(bool st)
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{
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if (m_opening) {
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bool printable(false);
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if (st) {
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checkInstallable();
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if (Misc::app(KFI_PRINTER).isEmpty()) {
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printable = false;
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}
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if (KFI_KIO_FONTS_PROTOCOL == url().scheme()) {
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printable = !Misc::isHidden(url());
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} else if (!FC::decode(url()).family.isEmpty()) {
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printable = !Misc::isHidden(FC::getFile(url()));
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}
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#ifdef KFI_PRINT_APP_FONTS
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else {
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// TODO: Make this work! Plus, printing of disabled TTF/OTF's should also be possible!
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KMimeType::Ptr mime = KMimeType::findByUrl(QUrl::fromLocalFile(localFilePath()), 0, false, true);
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printable = mime->is("application/x-font-ttf") || mime->is("application/x-font-otf");
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}
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#endif
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}
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m_extension->enablePrint(st && printable);
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m_opening = false;
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}
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m_changeTextAction->setEnabled(st);
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if (!st) {
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KMessageBox::error(m_frame, i18n("Could not read font."));
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}
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}
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void CFontViewPart::install()
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{
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if (!m_proc || QProcess::NotRunning == m_proc->state()) {
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QStringList args;
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if (!m_proc) {
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m_proc = new QProcess(this);
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} else {
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m_proc->kill();
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}
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QString title = QGuiApplication::applicationDisplayName();
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if (title.isEmpty()) {
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title = QCoreApplication::applicationName();
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}
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args << "--embed" << QStringLiteral("0x%1").arg((unsigned int)m_frame->window()->winId(), 0, 16) << "--qwindowtitle" << title << "--qwindowicon"
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<< "kfontview" << url().toDisplayString();
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connect(m_proc, SIGNAL(finished(int, QProcess::ExitStatus)), SLOT(installlStatus()));
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m_proc->start(Misc::app(KFI_INSTALLER), args);
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m_installButton->setEnabled(false);
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}
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}
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void CFontViewPart::installlStatus()
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{
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checkInstallable();
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}
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void CFontViewPart::dbusStatus(int pid, int status)
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{
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if (pid == getpid() && FontInst::STATUS_OK != status) {
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m_installButton->setEnabled(false);
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}
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}
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void CFontViewPart::fontStat(int pid, const KFI::Family &font)
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{
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if (pid == getpid()) {
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m_installButton->setEnabled(!Misc::app(KFI_INSTALLER).isEmpty() && font.styles().count() == 0);
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}
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}
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void CFontViewPart::changeText()
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{
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bool status;
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QString oldStr(m_preview->engine()->getPreviewString()),
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newStr(QInputDialog::getText(m_frame, i18n("Preview String"), i18n("Please enter new string:"), QLineEdit::Normal, oldStr, &status));
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if (status && newStr != oldStr) {
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m_preview->engine()->setPreviewString(newStr);
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m_preview->engine()->writeConfig(*m_config);
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m_preview->showFont();
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}
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}
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void CFontViewPart::print()
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{
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QStringList args;
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QString title = QGuiApplication::applicationDisplayName();
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if (title.isEmpty()) {
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title = QCoreApplication::applicationName();
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}
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if (!m_fontDetails.family.isEmpty()) {
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args << "--embed" << QStringLiteral("0x%1").arg((unsigned int)m_frame->window()->winId(), 0, 16) << "--qwindowtitle" << title << "--qwindowicon"
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<< "kfontview"
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<< "--size"
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<< "0"
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<< "--pfont" << QString(m_fontDetails.family + ',' + QString().setNum(m_fontDetails.styleInfo));
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||
|
}
|
||
|
#ifdef KFI_PRINT_APP_FONTS
|
||
|
else
|
||
|
args << "--embed" << QStringLiteral("0x%1").arg((unsigned int)m_frame->window()->winId(), 0, 16) << "--qwindowtitle" << title << "--qwindowicon"
|
||
|
<< "kfontview"
|
||
|
<< "--size "
|
||
|
<< "0" << localFilePath() << QString().setNum(KFI_NO_STYLE_INFO);
|
||
|
#endif
|
||
|
|
||
|
if (!args.isEmpty()) {
|
||
|
QProcess::startDetached(Misc::app(KFI_PRINTER), args);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
void CFontViewPart::displayType(const QList<CFcEngine::TRange> &range)
|
||
|
{
|
||
|
m_preview->setUnicodeRange(range);
|
||
|
m_changeTextAction->setEnabled(0 == range.count());
|
||
|
}
|
||
|
|
||
|
void CFontViewPart::showFace(int face)
|
||
|
{
|
||
|
m_preview->showFace(face - 1);
|
||
|
}
|
||
|
|
||
|
void CFontViewPart::checkInstallable()
|
||
|
{
|
||
|
if (m_fontDetails.family.isEmpty()) {
|
||
|
if (!QDBusConnection::sessionBus().interface()->isServiceRegistered(OrgKdeFontinstInterface::staticInterfaceName())) {
|
||
|
QProcess::startDetached(QLatin1String(KFONTINST_LIB_EXEC_DIR "/fontinst"), QStringList());
|
||
|
}
|
||
|
m_installButton->setEnabled(false);
|
||
|
m_interface->statFont(m_preview->engine()->descriptiveName(), FontInst::SYS_MASK | FontInst::USR_MASK, getpid());
|
||
|
}
|
||
|
}
|
||
|
|
||
|
BrowserExtension::BrowserExtension(CFontViewPart *parent)
|
||
|
: KParts::BrowserExtension(parent)
|
||
|
{
|
||
|
setURLDropHandlingEnabled(true);
|
||
|
}
|
||
|
|
||
|
void BrowserExtension::enablePrint(bool enable)
|
||
|
{
|
||
|
if (enable != isActionEnabled("print") && (!enable || !Misc::app(KFI_PRINTER).isEmpty())) {
|
||
|
Q_EMIT enableAction("print", enable);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
void BrowserExtension::print()
|
||
|
{
|
||
|
if (!Misc::app(KFI_PRINTER).isEmpty()) {
|
||
|
static_cast<CFontViewPart *>(parent())->print();
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
#include "FontViewPart.moc"
|