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window.cpp
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/****************************************************************************
**
** Copyright (C) 2021 Anders F Björklund
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:BSD$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** BSD License Usage
** Alternatively, you may use this file under the terms of the BSD license
** as follows:
**
** "Redistribution and use in source and binary forms, with or without
** modification, are permitted provided that the following conditions are
** met:
** * Redistributions of source code must retain the above copyright
** notice, this list of conditions and the following disclaimer.
** * Redistributions in binary form must reproduce the above copyright
** notice, this list of conditions and the following disclaimer in
** the documentation and/or other materials provided with the
** distribution.
** * Neither the name of The Qt Company Ltd nor the names of its
** contributors may be used to endorse or promote products derived
** from this software without specific prior written permission.
**
**
** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include "window.h"
#include "lima.h"
#ifndef QT_NO_SYSTEMTRAYICON
#include <QAction>
#include <QApplication>
#include <QCheckBox>
#include <QComboBox>
#include <QCoreApplication>
#include <QCloseEvent>
#include <QDebug>
#include <QFont>
#include <QFormLayout>
#include <QGroupBox>
#include <QLabel>
#include <QTableView>
#include <QHeaderView>
#include <QLineEdit>
#include <QMainWindow>
#include <QMenu>
#include <QHBoxLayout>
#include <QVBoxLayout>
#include <QMessageBox>
#include <QPushButton>
#include <QProcess>
#include <QString>
#include <QStandardPaths>
#include <QTemporaryDir>
#include <QTextEdit>
#include <QJsonDocument>
#include <QJsonObject>
#include <QFileDialog>
#include <QFileInfo>
#include <QRegularExpression>
#include <QDesktopServices>
#include <QUrl>
#ifndef QT_NO_TERMWIDGET
#include <QApplication>
#include <QMainWindow>
#include "qtermwidget.h"
#endif
#ifndef QT_NO_VNCCLIENT
#include "qvncclientwidget.h"
#endif
#ifndef QT_NO_SOURCEHIGHLITER
#include "qsourcehighliter.h"
using namespace QSourceHighlite;
#endif
#ifndef QT_NO_EMOTICONS
#include <QrwEmoticons/QrwEmoticons>
#endif
//! [0]
Window::Window()
{
iconComboBox = new QComboBox;
iconComboBox->addItem(QIcon(":/images/tux.png"), tr("Tux"));
createInstanceGroupBox();
createActions();
createTrayIcon();
editDir = nullptr;
editFile = nullptr;
connect(createButton, &QAbstractButton::clicked, this, &Window::createEditor);
connect(quickButton, &QAbstractButton::clicked, this, &Window::quickInstance);
connect(instanceListQuiet, &QCheckBox::stateChanged, this, &Window::updateQuiet);
connect(aboutButton, &QAbstractButton::clicked, this, &Window::aboutProgram);
connect(refreshButton, &QAbstractButton::clicked, this, &Window::updateInstances);
connect(iconComboBox, QOverload<int>::of(&QComboBox::currentIndexChanged), this,
&Window::setIcon);
connect(shellButton, &QAbstractButton::clicked, this, &Window::shellConsole);
connect(displayButton, &QAbstractButton::clicked, this, &Window::displayWindow);
connect(startButton, &QAbstractButton::clicked, this, &Window::startInstance);
connect(stopButton, &QAbstractButton::clicked, this, &Window::stopInstance);
connect(inspectButton, &QAbstractButton::clicked, this, &Window::inspectInstance);
connect(removeButton, &QAbstractButton::clicked, this, &Window::removeInstance);
connect(trayIcon, &QSystemTrayIcon::activated, this, &Window::iconActivated);
QVBoxLayout *mainLayout = new QVBoxLayout;
mainLayout->addWidget(instanceGroupBox);
setLayout(mainLayout);
iconComboBox->setCurrentIndex(0);
trayIcon->show();
setWindowTitle(tr("Lima"));
setWindowIcon(*trayIconIcon);
resize(600, 400);
}
//! [0]
//! [1]
void Window::setVisible(bool visible)
{
minimizeAction->setEnabled(visible);
maximizeAction->setEnabled(!isMaximized());
restoreAction->setEnabled(isMaximized() || !visible);
QDialog::setVisible(visible);
}
//! [1]
//! [2]
void Window::closeEvent(QCloseEvent *event)
{
#ifdef Q_OS_OSX
if (!event->spontaneous() || !isVisible()) {
return;
}
#endif
if (QSystemTrayIcon::isSystemTrayAvailable() && trayIcon->isVisible()) {
QMessageBox::information(this, tr("Systray"),
tr("The program will keep running in the "
"system tray. To terminate the program, "
"choose <b>Quit</b> in the context menu "
"of the system tray entry."));
hide();
event->ignore();
}
}
//! [2]
//! [3]
void Window::setIcon(int index)
{
QIcon icon = iconComboBox->itemIcon(index);
trayIcon->setIcon(icon);
trayIcon->setToolTip(iconComboBox->itemText(index));
}
//! [3]
//! [4]
void Window::iconActivated(QSystemTrayIcon::ActivationReason reason)
{
switch (reason) {
case QSystemTrayIcon::Trigger:
case QSystemTrayIcon::DoubleClick:
iconComboBox->setCurrentIndex((iconComboBox->currentIndex() + 1) % iconComboBox->count());
break;
default:;
}
}
//! [4]
QString Window::selectedInstance()
{
QAbstractItemModel *model = instanceListView->model();
QModelIndex index = instanceListView->currentIndex();
index = model->index(index.row(), 0); // get name
QVariant variant = index.data(Qt::DisplayRole);
if (variant.isNull()) {
return QString();
}
return variant.toString();
}
void Window::setSelectedInstance(QString instance)
{
QAbstractItemModel *model = instanceListView->model();
QModelIndex start = model->index(0, 0);
QModelIndexList index = model->match(start, Qt::DisplayRole, instance);
if (index.size() == 0) {
return;
}
instanceListView->setCurrentIndex(index[0]);
}
void Window::shellConsole()
{
QString instance = selectedInstance();
QString program = limactlPath();
#ifndef QT_NO_TERMWIDGET
QMainWindow *mainWindow = new QMainWindow();
int startnow = 0; // set shell program first
QTermWidget *console = new QTermWidget(startnow);
console->setShellProgram(program);
QStringList args = { "shell", instance };
console->setArgs(args);
console->startShellProgram();
QObject::connect(console, SIGNAL(finished()), mainWindow, SLOT(close()));
mainWindow->setWindowTitle(QString(tr("lima [%1]")).arg(instance));
mainWindow->resize(640, 480);
mainWindow->setCentralWidget(console);
mainWindow->show();
#elif defined(Q_OS_OSX)
QString command = program + " shell " + instance;
QStringList arguments = { "-e", "tell app \"Terminal\"", "-e", "activate",
"-e", "do script \"" + command + "\"", "-e", "end tell" };
QProcess *process = new QProcess(this);
process->start("/usr/bin/osascript", arguments);
#else
QString terminal = QString::fromLocal8Bit(qgetenv("TERMINAL"));
QStringList flags;
QString execute = "-e";
if (terminal.isEmpty()) {
terminal = "x-terminal-emulator";
QString path = QStandardPaths::findExecutable(terminal);
if (path.isEmpty()) {
terminal = "xterm";
}
if (QDir(path).canonicalPath() == "/usr/bin/io.elementary.terminal") {
flags << "-n"; // --new-window
execute = "-x"; // --commandline
}
}
QStringList arguments;
arguments << flags << execute << program << "shell" << instance;
QProcess *process = new QProcess(this);
process->start(QStandardPaths::findExecutable(terminal), arguments);
#endif
}
void Window::displayWindow()
{
QString inst = selectedInstance();
Instance instance = getInstanceHash()[inst];
QFile displayFile(instance.dir() + "/" + "vncdisplay");
if (!displayFile.open(QFile::ReadOnly | QIODevice::Text)) {
QMessageBox::warning(this, tr("lima"), tr("Could not read vnc display"));
return;
}
QString display = QString::fromUtf8(displayFile.readAll()).trimmed();
QStringList parts = display.split(":");
QString address = parts[0];
#ifndef QT_NO_VNCCLIENT
int port = 5900 + parts[1].toInt();
#endif
QFile passwordFile(instance.dir() + "/" + "vncpassword");
if (!passwordFile.open(QFile::ReadOnly | QIODevice::Text)) {
QMessageBox::warning(this, tr("lima"), tr("Could not read vnc password"));
return;
}
QString password = QString::fromUtf8(passwordFile.readAll()).trimmed();
#ifndef QT_NO_VNCCLIENT
QMainWindow *mainWindow = new QMainWindow();
QVNCClientWidget *client = new QVNCClientWidget();
client->connectToVncServer(address, password, port);
mainWindow->setWindowTitle(QString(tr("lima [%1]")).arg(inst));
mainWindow->resize(1024, 768);
mainWindow->setCentralWidget(client);
client->startFrameBufferUpdate();
mainWindow->show();
client->tryRefreshScreen();
#else
// gvncviewer
#endif
}
static QString getPrefix()
{
QString prefix = "/usr/local";
QString program = limactlPath();
if (!program.isEmpty()) {
QString bin = QFileInfo(program).dir().absolutePath();
prefix = QFileInfo(bin).dir().absolutePath();
}
return prefix;
}
static void tooltipLink(const QString &link)
{
if (!link.isEmpty())
QToolTip::showText(QCursor::pos(), link);
else
QToolTip::hideText();
}
void Window::yamlEditor(QString instanceName, QString setString, QString yamlFile, bool create,
bool edit, bool start)
{
editWindow = new QMainWindow();
QLabel *label = new QLabel(tr("Name"));
createName = new QLineEdit(instanceName);
if (!create || !edit) {
createName->setReadOnly(true);
}
QLabel *label2 = new QLabel(tr("Set"));
label2->setEnabled(edit);
createSet = new QLineEdit(setString);
if (edit) {
createSet->setPlaceholderText(".cpus = 4 | .memory = \"4GiB\"");
}
createSet->setToolTip("modify the template inplace, using yq syntax");
createSet->setEnabled(edit);
createHelp = new QPushButton(tr("Docs..."));
createHelp->setIcon(QIcon(":/images/help.png"));
connect(createHelp, &QAbstractButton::clicked, this, &Window::helpDocs);
QHBoxLayout *topLayout = new QHBoxLayout;
topLayout->addWidget(label);
topLayout->addWidget(createName);
QHBoxLayout *topLayout2 = new QHBoxLayout;
topLayout2->addWidget(label2);
topLayout2->addWidget(createSet);
topLayout2->addWidget(createHelp);
#ifndef QT_NO_EMOTICONS
QrwEmoticonsTextEdit *textEdit = new QrwEmoticonsTextEdit(this);
textEdit->emoticons()->setProvider("openmoji", false);
createYAML = textEdit;
#else
createYAML = new QTextEdit("lima");
#endif
createYAML->setWordWrapMode(QTextOption::NoWrap);
createYAML->setReadOnly(!edit);
QFont font("monospace");
font.setStyleHint(QFont::Monospace);
font.setPointSize(10);
createYAML->setFont(font);
#ifndef QT_NO_SOURCEHIGHLITER
QSourceHighliter *highlighter = new QSourceHighliter(createYAML->document());
highlighter->setCurrentLanguage(QSourceHighliter::CodeYAML);
#endif
QFile file(yamlFile);
if (file.open(QFile::ReadOnly | QIODevice::Text)) {
QString content = QString::fromUtf8(file.readAll());
createYAML->setPlainText(content);
file.close();
}
QPushButton *cancelButton =
!edit ? new QPushButton(tr("Close")) : new QPushButton(tr("Cancel"));
QPushButton *loadButton = new QPushButton(tr("Load..."));
loadButton->setToolTip(tr("Load YAML file"));
QPushButton *saveButton = new QPushButton(tr("Save..."));
saveButton->setToolTip(tr("Save YAML file"));
QPushButton *okButton = create ? new QPushButton(tr("Create")) : new QPushButton(tr("Ok"));
okButton->setDefault(true);
connect(cancelButton, SIGNAL(clicked()), editWindow, SLOT(close()));
connect(loadButton, &QAbstractButton::clicked, this, &Window::loadYAML);
connect(saveButton, &QAbstractButton::clicked, this, &Window::saveYAML);
connect(okButton, &QAbstractButton::clicked, this,
create ? &Window::createInstance : &Window::updateInstance);
QHBoxLayout *bottomLayout = new QHBoxLayout;
bottomLayout->addWidget(cancelButton);
if (edit) {
bottomLayout->addWidget(loadButton);
bottomLayout->addWidget(saveButton);
bottomLayout->addWidget(okButton);
}
QLabel *label3 = new QLabel(tr("Search"));
createFind = new QLineEdit;
createFind->setToolTip("search for text in the yaml document");
connect(createFind, &QLineEdit::returnPressed, this, &Window::findYAML);
QPushButton *findButton = new QPushButton(tr("Find"));
findButton->setIcon(QIcon(":/images/search.png"));
findButton->setToolTip(tr("Search YAML doc"));
connect(findButton, &QPushButton::clicked, this, &Window::findYAML);
QLabel *label4 = new QLabel(tr("Start"));
label4->setEnabled(edit);
createStart = new QCheckBox;
createStart->setEnabled(edit);
createStart->setChecked(start);
QHBoxLayout *bottomLayout2 = new QHBoxLayout;
bottomLayout2->addWidget(label3);
bottomLayout2->addWidget(createFind);
bottomLayout2->addWidget(findButton);
bottomLayout2->addWidget(label4);
bottomLayout2->addWidget(createStart);
QVBoxLayout *layout = new QVBoxLayout;
layout->addLayout(topLayout);
layout->addLayout(topLayout2);
layout->addWidget(createYAML);
layout->addLayout(bottomLayout2);
layout->addLayout(bottomLayout);
QWidget *widget = new QWidget();
widget->setLayout(layout);
editWindow->setWindowTitle(tr("lima"));
editWindow->resize(640, 480);
editWindow->setCentralWidget(widget);
editWindow->show();
}
void Window::createEditor()
{
createEditorSet("");
}
void Window::createEditorSet(QString set)
{
QString directory = getPrefix() + "/share/doc/lima";
yamlEditor("default", set, directory + "/" + defaultYAML(), true, true, true);
}
QWidget *Window::newExampleButton(QString name)
{
Example example = getExamples()[name];
QIcon icon(QPixmap(":/logos/" + example.logo()));
QPushButton *button = new QPushButton;
qreal size = 48 * devicePixelRatio();
button->setIconSize(QSize(size, size));
button->setIcon(icon);
QString text = example.text();
QLabel *textLabel = new QLabel(text);
textLabel->setAlignment(Qt::AlignCenter);
QString url = example.url();
QLabel *urlLabel = new QLabel("<small><a href=\"" + url + "\">" + url + "</a></small>");
urlLabel->setAlignment(Qt::AlignCenter);
urlLabel->setOpenExternalLinks(true);
QVBoxLayout *layout = new QVBoxLayout;
layout->addWidget(button);
layout->addWidget(textLabel);
layout->addWidget(urlLabel);
connect(button, &QAbstractButton::clicked, this, &Window::quickCreate);
button->setProperty("name", name);
QWidget *widget = new QWidget();
widget->setLayout(layout);
return widget;
}
void Window::quickCreate()
{
quickDialog->close();
QString name = QObject::sender()->property("name").value<QString>();
Example example = getExamples()[name];
QString examples = getPrefix() + "/share/doc/lima/examples";
QString exampleYAML = examples + "/" + example.yaml();
if (quickPreview->isChecked()) {
yamlEditor(example.name(), quickSetString(), exampleYAML, true, true,
quickStart->isChecked());
} else {
editWindow = new QMainWindow;
readYAML(exampleYAML);
createSet->setText(quickSetString());
createStart->setChecked(quickStart->isChecked());
createInstance();
}
}
void Window::urlCreate()
{
quickDialog->close();
createInstanceURL();
}
void Window::advancedCreate()
{
quickDialog->close();
createEditorSet(quickSetString());
}
QString Window::quickSetString()
{
QStringList args;
QComboBox *vmType = quickDialog->findChild<QComboBox *>("vmType");
if (vmType && vmType->property("changed").isValid()) {
args << ".vmType = \"" + vmType->currentText() + "\"";
}
QComboBox *arch = quickDialog->findChild<QComboBox *>("arch");
if (arch && arch->property("changed").isValid()) {
args << ".arch = \"" + arch->currentText() + "\"";
}
QLineEdit *cpus = quickDialog->findChild<QLineEdit *>("cpus");
if (cpus && cpus->property("changed").isValid()) {
args << ".cpus= " + cpus->text();
}
QLineEdit *memory = quickDialog->findChild<QLineEdit *>("memory");
if (memory && memory->property("changed").isValid()) {
args << ".memory = \"" + memory->text() + "\"";
}
QLineEdit *disk = quickDialog->findChild<QLineEdit *>("disk");
if (disk && disk->property("changed").isValid()) {
args << ".disk = \"" + disk->text() + "\"";
}
QComboBox *mountType = quickDialog->findChild<QComboBox *>("mountType");
if (mountType && mountType->property("changed").isValid()) {
args << ".mountType = \"" + mountType->currentText() + "\"";
}
QComboBox *audiodev = quickDialog->findChild<QComboBox *>("audiodev");
if (audiodev && audiodev->property("changed").isValid()) {
args << ".audio.device = \"" + audiodev->currentText() + "\"";
}
QComboBox *display = quickDialog->findChild<QComboBox *>("display");
if (display && display->property("changed").isValid()) {
args << ".video.display = \"" + display->currentText() + "\"";
}
return args.join(" | ");
}
void Window::setChanged(const QString &)
{
sender()->setProperty("changed", true);
}
void Window::quickInstance()
{
quickDialog = new QDialog(this);
quickDialog->setWindowTitle(tr("Quick Start"));
quickDialog->setModal(true);
QPushButton *cancelButton = new QPushButton(tr("Cancel"));
connect(cancelButton, SIGNAL(clicked()), quickDialog, SLOT(close()));
QPushButton *urlButton = new QPushButton(tr("URL..."));
connect(urlButton, &QAbstractButton::clicked, this, &Window::urlCreate);
urlButton->setToolTip(tr("Create from URL"));
QPushButton *createButton = new QPushButton(tr("Create"));
connect(createButton, &QAbstractButton::clicked, this, &Window::quickCreate);
createButton->setProperty("name", "default");
createName = new QLineEdit;
createSet = new QLineEdit;
createYAML = new QTextEdit;
createStart = new QCheckBox;
createURL = new QLineEdit(defaultURL());
createURL->setFixedWidth(440);
QFont font;
font.setPointSize(9);
createURL->setFont(font);
QWidget *machineGroupBox = new QWidget();
QHBoxLayout *machineLayout = new QHBoxLayout;
machineLayout->addWidget(new QLabel(tr("VM Type:")));
QComboBox *vmType = new QComboBox;
vmType->addItem("qemu");
#ifdef Q_OS_MACOS
vmType->addItem("vz");
#endif
vmType->setObjectName("vmType");
connect(vmType, &QComboBox::currentTextChanged, this, &Window::setChanged);
machineLayout->addWidget(vmType);
machineLayout->addWidget(new QLabel(tr("Arch:")));
QComboBox *arch = new QComboBox;
arch->addItem(tr("default"));
arch->addItem("x86_64");
arch->addItem("aarch64");
arch->addItem("armv7l");
arch->addItem("riscv64");
arch->setObjectName("arch");
connect(arch, &QComboBox::currentTextChanged, this, &Window::setChanged);
machineLayout->addWidget(arch);
machineLayout->addWidget(new QLabel(tr("CPUs:")));
QLineEdit *cpus = new QLineEdit("4");
cpus->setObjectName("cpus");
connect(cpus, &QLineEdit::textChanged, this, &Window::setChanged);
machineLayout->addWidget(cpus);
machineLayout->addWidget(new QLabel(tr("Memory:")));
QLineEdit *memory = new QLineEdit("4GiB");
memory->setObjectName("memory");
connect(memory, &QLineEdit::textChanged, this, &Window::setChanged);
machineLayout->addWidget(memory);
machineLayout->addWidget(new QLabel(tr("Disk:")));
QLineEdit *disk = new QLineEdit("100GiB");
disk->setObjectName("disk");
connect(disk, &QLineEdit::textChanged, this, &Window::setChanged);
machineLayout->addWidget(disk);
quickStart = new QCheckBox("Start now", this);
quickStart->setChecked(true);
quickStart->setToolTip(tr("Start after create"));
machineLayout->addWidget(quickStart);
machineGroupBox->setLayout(machineLayout);
QWidget *advancedGroupBox = new QWidget();
QHBoxLayout *advancedLayout = new QHBoxLayout;
QPushButton *advancedButton = new QPushButton(tr("Advanced..."));
connect(advancedButton, &QAbstractButton::clicked, this, &Window::advancedCreate);
advancedButton->setChecked(false);
advancedButton->setToolTip(tr("Open YAML editor"));
advancedLayout->addWidget(advancedButton);
advancedLayout->addStretch();
advancedLayout->addWidget(new QLabel(tr("Mount Type:")));
QComboBox *mountType = new QComboBox;
mountType->addItem("");
mountType->addItem("reverse-sshfs");
mountType->addItem("9p");
mountType->addItem("virtiofs");
mountType->setObjectName("mountType");
connect(vmType, &QComboBox::currentTextChanged, this, &Window::setChanged);
advancedLayout->addWidget(mountType);
advancedLayout->addWidget(new QLabel(tr("Audio Device:")));
QComboBox *audiodev = new QComboBox;
audiodev->addItem(""); // default
audiodev->addItem("none");
#ifdef Q_OS_MACOS
audiodev->addItem("coreaudio");
#endif
#ifdef Q_OS_WIN
audiodev->addItem("dsound");
#endif
#ifdef Q_OS_LINUX
audiodev->addItem("alsa");
audiodev->addItem("oss");
audiodev->addItem("pa");
#endif
#ifdef Q_OS_MACOS
audiodev->addItem("vz");
#endif
audiodev->setObjectName("audiodev");
advancedLayout->addWidget(audiodev);
advancedLayout->addWidget(new QLabel(tr("Video Display:")));
QComboBox *display = new QComboBox;
display->addItem("none");
display->addItem("default");
#ifdef Q_OS_MACOS
display->addItem("cocoa");
#endif
display->addItem("sdl");
#ifdef Q_OS_LINUX
display->addItem("gtk");
#endif
display->addItem("vnc");
display->setObjectName("display");
connect(display, &QComboBox::currentTextChanged, this, &Window::setChanged);
advancedLayout->addWidget(display);
advancedLayout->addStretch();
quickPreview = new QCheckBox("Edit YAML", this);
advancedLayout->addWidget(quickPreview);
quickPreview->setToolTip(tr("Edit before start"));
advancedGroupBox->setLayout(advancedLayout);
QGroupBox *distroGroupBox = new QGroupBox(tr("Linux Distributions"));
QHBoxLayout *distroLayout = new QHBoxLayout;
distroLayout->addWidget(newExampleButton("alpine"));
distroLayout->addWidget(newExampleButton("ubuntu"));
distroLayout->addWidget(newExampleButton("fedora"));
distroLayout->addWidget(newExampleButton("archlinux"));
distroGroupBox->setLayout(distroLayout);
QGroupBox *engineGroupBox = new QGroupBox(tr("Container Engines"));
QHBoxLayout *engineLayout = new QHBoxLayout;
engineLayout->addWidget(newExampleButton("default"));
engineLayout->addWidget(newExampleButton("docker"));
engineLayout->addWidget(newExampleButton("podman"));
engineLayout->addWidget(newExampleButton("apptainer"));
engineGroupBox->setLayout(engineLayout);
QGroupBox *orchestratorGroupBox = new QGroupBox(tr("Container Orchestration"));
QHBoxLayout *orchestratorLayout = new QHBoxLayout;
orchestratorLayout->addWidget(newExampleButton("k3s"));
orchestratorLayout->addWidget(newExampleButton("k8s"));
orchestratorLayout->addWidget(newExampleButton("nomad"));
orchestratorLayout->addWidget(newExampleButton("faasd"));
orchestratorGroupBox->setLayout(orchestratorLayout);
QString url = "https://lima-vm.io/docs/templates/";
QLabel *moreExamplesAvailable =
new QLabel(tr("There are more <a href=\"%1\">templates</a> available. "
"Use the \"Load\" button (under Advanced), or \"URL\" below, "
"to use them.<br>")
.arg(url));
moreExamplesAvailable->setOpenExternalLinks(true);
connect(moreExamplesAvailable, &QLabel::linkHovered, this, &tooltipLink);
QVBoxLayout *topLayout = new QVBoxLayout;
topLayout->addWidget(machineGroupBox);
topLayout->addWidget(advancedGroupBox);
topLayout->addWidget(distroGroupBox);
topLayout->addWidget(engineGroupBox);
topLayout->addWidget(orchestratorGroupBox);
topLayout->addWidget(moreExamplesAvailable);
QHBoxLayout *bottomLayout = new QHBoxLayout;
bottomLayout->addWidget(cancelButton);
bottomLayout->addStretch();
bottomLayout->addWidget(urlButton);
bottomLayout->addWidget(createURL);
bottomLayout->addStretch();
bottomLayout->addWidget(createButton);
QVBoxLayout *layout = new QVBoxLayout;
layout->addLayout(topLayout);
layout->addLayout(bottomLayout);
quickDialog->resize(640, 480);
quickDialog->setLayout(layout);
createButton->setDefault(true);
quickDialog->exec();
}
bool Window::getProcessOutput(QStringList arguments, QString &text)
{
bool success;
QString program = limactlPath();
QProcess *process = new QProcess(this);
process->start(program, arguments);
success = process->waitForFinished();
if (success) {
text = process->readAllStandardOutput();
} else {
qDebug() << process->readAllStandardError();
}
delete process;
return success;
}
QString Window::getVersion()
{
QString program = limactlPath();
if (!program.isEmpty()) {
QStringList arguments;
arguments << "--version";
QString text;
bool success = getProcessOutput(arguments, text);
if (success) {
text.replace("limactl version", "");
return text.trimmed();
}
}
return "N/A";
}
QStringList splitLines(QString text)
{
QStringList lines;
#if QT_VERSION >= QT_VERSION_CHECK(5, 14, 0)
lines = text.split("\n", Qt::SkipEmptyParts);
#else
lines = text.split("\n", QString::SkipEmptyParts);
#endif
return lines;
}
InstanceList Window::getInstances()
{
InstanceList instances;
QStringList arguments;
arguments << "list"
<< "--json";
QString text;
bool success = getProcessOutput(arguments, text);
QStringList lines;
if (success) {
lines = splitLines(text);
}
for (int i = 0; i < lines.size(); i++) {
QString line = lines.at(i);
QJsonParseError error;
QJsonDocument json = QJsonDocument::fromJson(line.toUtf8(), &error);
if (json.isNull()) {
qDebug() << error.errorString();
continue;
}
if (json.isObject()) {
Instance instance(json.object());
if (instance.name().isEmpty()) {
continue;
}
instances << instance;
}
}
return instances;
}
InstanceHash Window::getInstanceHash()
{
InstanceList instances = getInstances();
InstanceHash instanceHash;
for (int i = 0; i < instances.size(); i++) {
Instance instance = instances.at(i);
instanceHash[instance.name()] = instance;
}
return instanceHash;
}
void Window::createInstanceGroupBox()
{
instanceGroupBox = new QGroupBox(tr("Instances"));
InstanceList instances = getInstances();
instanceModel = new InstanceModel(instances);
instanceListView = new QTableView();
instanceListView->setModel(instanceModel);
instanceListView->setSelectionMode(QAbstractItemView::SingleSelection);
instanceListView->setSelectionBehavior(QAbstractItemView::SelectRows);
instanceListView->horizontalHeader()->setSectionResizeMode(0, QHeaderView::Stretch);
instanceListView->horizontalHeader()->setSectionResizeMode(1, QHeaderView::ResizeToContents);
instanceListView->horizontalHeader()->setSectionResizeMode(2, QHeaderView::ResizeToContents);
instanceListView->horizontalHeader()->setSectionResizeMode(3, QHeaderView::ResizeToContents);
instanceListView->horizontalHeader()->setSectionResizeMode(4, QHeaderView::ResizeToContents);
instanceListView->horizontalHeader()->setSectionResizeMode(5, QHeaderView::ResizeToContents);
setSelectedInstance("default");
connect(instanceListView, SIGNAL(clicked(const QModelIndex &)), this, SLOT(updateButtons()));
connect(instanceListView, SIGNAL(doubleClicked(const QModelIndex &)), this,
SLOT(inspectInstance()));
instanceListQuiet = new QCheckBox(tr("Quiet"));
instanceListQuiet->setToolTip(tr("Only show names"));
createButton = new QPushButton(tr("Create"));
createButton->setIcon(QIcon(":/images/add.png"));
quickButton = new QPushButton(tr("Quick"));
quickButton->setIcon(QIcon(":/images/quick.png"));
aboutButton = new QPushButton(tr("About"));
aboutButton->setIcon(QIcon(":/images/info.png"));
refreshButton = new QPushButton(tr("Refresh"));
refreshButton->setIcon(QIcon(":/images/reload.png"));
shellButton = new QPushButton(tr("Shell"));
shellButton->setIcon(QIcon(":/images/terminal.png"));
displayButton = new QPushButton(tr("Display"));
displayButton->setIcon(QIcon(":/images/desktopshare.png"));
startButton = new QPushButton(tr("Start"));
startButton->setIcon(QIcon(":/images/player_start.png"));
stopButton = new QPushButton(tr("Stop"));
stopButton->setIcon(QIcon(":/images/player_stop.png"));
inspectButton = new QPushButton(tr("Inspect"));
inspectButton->setIcon(QIcon(":/images/advanced.png"));
removeButton = new QPushButton(tr("Remove"));
removeButton->setIcon(QIcon(":/images/remove.png"));
updateButtons();
QHBoxLayout *refreshButtonLayout = new QHBoxLayout;
refreshButtonLayout->addWidget(createButton);
refreshButtonLayout->addWidget(quickButton);
refreshButtonLayout->addStretch();
refreshButtonLayout->addWidget(instanceListQuiet);
refreshButtonLayout->addStretch();
refreshButtonLayout->addWidget(aboutButton);
refreshButtonLayout->addWidget(refreshButton);
QHBoxLayout *instanceButtonLayout = new QHBoxLayout;
instanceButtonLayout->addWidget(shellButton);
instanceButtonLayout->addWidget(displayButton);
instanceButtonLayout->addWidget(startButton);
instanceButtonLayout->addWidget(stopButton);
instanceButtonLayout->addWidget(inspectButton);
instanceButtonLayout->addWidget(removeButton);
QVBoxLayout *instanceLayout = new QVBoxLayout;
instanceLayout->addLayout(refreshButtonLayout);
instanceLayout->addWidget(instanceListView);
instanceLayout->addLayout(instanceButtonLayout);
instanceGroupBox->setLayout(instanceLayout);
}
void Window::updateButtons()
{
QString inst = selectedInstance();
if (inst.isEmpty()) {
shellButton->setEnabled(false);
displayButton->setEnabled(false);
startButton->setEnabled(false);
stopButton->setEnabled(false);
inspectButton->setEnabled(false);
removeButton->setEnabled(false);
return;
}
Instance instance = getInstanceHash()[inst];
if (instance.status() == "Running") {
shellButton->setEnabled(true);
shellButton->setToolTip("");
bool hasDisplay = instance.videoDisplay() != "none";
displayButton->setEnabled(hasDisplay);
displayButton->setToolTip(hasDisplay ? "" : tr("Needs VNC enabled"));
startButton->setEnabled(false);
stopButton->setEnabled(true);
inspectButton->setEnabled(true);
removeButton->setEnabled(false);
} else if (instance.status() == "Stopped") {
shellButton->setEnabled(false);
shellButton->setToolTip(tr("Needs to be running"));
displayButton->setEnabled(false);
displayButton->setToolTip(tr("Needs to be running"));
startButton->setEnabled(true);
stopButton->setEnabled(false);
inspectButton->setEnabled(true);
removeButton->setEnabled(true);
}
}
void Window::aboutProgram()
{
QString title = tr("Lima: Linux Machines");
QString url = "https://lima-vm.io";
QString text = "<h1>" + title + "</h1>";
text += "<a align=\"right\" href=\"" + url + "\">" + url + "</a>";
text += tr("<p>Use <b>Create</b> (or <b>Quick</b>) to create a new instance of Lima.</p>");
text += tr("<p>To access an instance, use <b>Shell</b> or the "
"<tt>lima</tt> command.</p>");
text += tr("<p>Use <b>Display</b> to connect to the instance's graphical display.</p>");
text += tr("<p>This requires that the VNC display has been enabled for it.</p>");
QMessageBox::about(this, tr("Lima") + " version " + getVersion(), text);
}
void Window::updateInstances()
{
QString instance = selectedInstance();
instanceModel->setInstances(getInstances());
setSelectedInstance(instance);
updateQuiet(instanceListQuiet->checkState());
}
void Window::updateQuiet(int state)
{
bool hide = (state == Qt::Checked);
instanceModel->setQuiet(hide);
for (int i = 1; i < instanceModel->columnCount(); i++) {
instanceListView->setColumnHidden(i, hide);
}
instanceListView->update();
}
void Window::sendCommand(QString cmd)
{
return sendCommand(QStringList(cmd));
}
void Window::sendCommand(QStringList arguments)
{
QString program = limactlPath();
process = new QProcess(this);
#ifdef Q_OS_OSX
QProcessEnvironment env = QProcessEnvironment::systemEnvironment();
// the macOS PATH does not inherit from the terminal PATH, add brew
env.insert("PATH", brewPaths().join(":") + ":" + env.value("PATH"));
process->setProcessEnvironment(env);
#endif
connect(process, SIGNAL(started()), this, SLOT(startedCommand()));
connect(process, SIGNAL(finished(int, QProcess::ExitStatus)), this,
SLOT(finishedCommand(int, QProcess::ExitStatus)));
process->start(program, arguments);
}
void Window::startedCommand()
{
this->setCursor(Qt::WaitCursor);
}