io/process: add Process.exec()

This commit is contained in:
outfoxxed 2025-06-20 20:32:42 -07:00
parent 8fc3e1cb6e
commit 98d09b5a36
Signed by untrusted user: outfoxxed
GPG key ID: 4C88A185FB89301E
6 changed files with 128 additions and 64 deletions

View file

@ -250,10 +250,10 @@ QVariant QuickshellGlobal::env(const QString& variable) { // NOLINT
}
void QuickshellGlobal::execDetached(QList<QString> command) {
QuickshellGlobal::execDetached(ProcessContext(std::move(command)));
QuickshellGlobal::execDetached(qs::io::process::ProcessContext(std::move(command)));
}
void QuickshellGlobal::execDetached(const ProcessContext& context) {
void QuickshellGlobal::execDetached(const qs::io::process::ProcessContext& context) {
if (context.command.isEmpty()) {
qWarning() << "Cannot start process as command is empty.";
return;
@ -264,11 +264,7 @@ void QuickshellGlobal::execDetached(const ProcessContext& context) {
QProcess process;
qs::core::process::setupProcessEnvironment(
&process,
context.clearEnvironment,
context.environment
);
qs::io::process::setupProcessEnvironment(&process, context.clearEnvironment, context.environment);
if (!context.workingDirectory.isEmpty()) {
process.setWorkingDirectory(context.workingDirectory);

View file

@ -1,7 +1,5 @@
#pragma once
#include <utility>
#include <qclipboard.h>
#include <qcontainerfwd.h>
#include <qhash.h>
@ -17,27 +15,10 @@
#include <qvariant.h>
#include <qwindowdefs.h>
#include "../io/processcore.hpp"
#include "doc.hpp"
#include "qmlscreen.hpp"
class ProcessContext {
Q_PROPERTY(QList<QString> command MEMBER command);
Q_PROPERTY(QHash<QString, QVariant> environment MEMBER environment);
Q_PROPERTY(bool clearEnvironment MEMBER clearEnvironment);
Q_PROPERTY(QString workingDirectory MEMBER workingDirectory);
Q_GADGET;
QML_STRUCTURED_VALUE;
QML_VALUE_TYPE(processContext);
public:
ProcessContext() = default;
explicit ProcessContext(QList<QString> command): command(std::move(command)) {}
QList<QString> command;
QHash<QString, QVariant> environment;
bool clearEnvironment = false;
QString workingDirectory;
};
///! Accessor for some options under the Quickshell type.
class QuickshellSettings: public QObject {
Q_OBJECT;
@ -175,27 +156,11 @@ public:
/// Returns the string value of an environment variable or null if it is not set.
Q_INVOKABLE QVariant env(const QString& variable);
// MUST be before execDetached(ctx) or the other will be called with a default constructed obj.
QSDOC_HIDE Q_INVOKABLE static void execDetached(QList<QString> command);
/// Launch a process detached from Quickshell.
///
/// Each command argument is its own string, meaning arguments do
/// not have to be escaped.
///
/// > [!WARNING] This does not run command in a shell. All arguments to the command
/// > must be in separate values in the list, e.g. `["echo", "hello"]`
/// > and not `["echo hello"]`.
/// >
/// > Additionally, shell scripts must be run by your shell,
/// > e.g. `["sh", "script.sh"]` instead of `["script.sh"]` unless the script
/// > has a shebang.
///
/// > [!INFO] You can use `["sh", "-c", <your command>]` to execute your command with
/// > the system shell.
///
/// This function is equivalent to @@Quickshell.Io.Process.startDetached().
Q_INVOKABLE static void execDetached(QList<QString> command);
/// Launch a process detached from Quickshell.
///
/// The context parameter is a JS object with the following fields:
/// The context parameter can either be a list of command arguments or a JS object with the following fields:
/// - `command`: A list containing the command and all its arguments. See @@Quickshell.Io.Process.command.
/// - `environment`: Changes to make to the process environment. See @@Quickshell.Io.Process.environment.
/// - `clearEnvironment`: Removes all variables from the environment if true.
@ -213,7 +178,7 @@ public:
/// > the system shell.
///
/// This function is equivalent to @@Quickshell.Io.Process.startDetached().
Q_INVOKABLE static void execDetached(const ProcessContext& context);
Q_INVOKABLE static void execDetached(const qs::io::process::ProcessContext& context);
/// Returns a string usable for a @@QtQuick.Image.source for a given system icon.
///

View file

@ -46,17 +46,7 @@ void Process::setCommand(QList<QString> command) {
if (this->mCommand == command) return;
this->mCommand = std::move(command);
auto& cmd = this->mCommand.first();
if (cmd.startsWith("file://")) {
cmd = cmd.sliced(7);
} else if (cmd.startsWith("root://")) {
cmd = cmd.sliced(7);
auto& root = EngineGeneration::findObjectGeneration(this)->rootPath;
cmd = root.filePath(cmd.startsWith('/') ? cmd.sliced(1) : cmd);
}
emit this->commandChanged();
this->startProcessIfReady();
}
@ -82,7 +72,6 @@ void Process::onGlobalWorkingDirectoryChanged() {
QHash<QString, QVariant> Process::environment() const { return this->mEnvironment; }
void Process::setEnvironment(QHash<QString, QVariant> environment) {
qDebug() << "setEnv" << environment;
if (environment == this->mEnvironment) return;
this->mEnvironment = std::move(environment);
emit this->environmentChanged();
@ -180,6 +169,14 @@ void Process::startProcessIfReady() {
this->targetRunning = false;
auto& cmd = this->mCommand.first();
if (cmd.startsWith("file://")) {
cmd = cmd.sliced(7);
} else if (cmd.startsWith("root://")) {
cmd = cmd.sliced(7);
auto& root = EngineGeneration::findObjectGeneration(this)->rootPath;
cmd = root.filePath(cmd.startsWith('/') ? cmd.sliced(1) : cmd);
}
auto args = this->mCommand.sliced(1);
this->process = new QProcess(this);
@ -203,6 +200,25 @@ void Process::startProcessIfReady() {
this->process->start(cmd, args);
}
void Process::exec(QList<QString> command) {
this->exec(qs::io::process::ProcessContext(std::move(command)));
}
void Process::exec(const qs::io::process::ProcessContext& context) {
this->setRunning(false);
if (context.commandSet) this->setCommand(context.command);
if (context.environmentSet) this->setEnvironment(context.environment);
if (context.clearEnvironmentSet) this->setEnvironmentCleared(context.clearEnvironment);
if (context.workingDirectorySet) this->setWorkingDirectory(context.workingDirectory);
if (this->mCommand.isEmpty()) {
qmlWarning(this) << "Cannot start process as command is empty.";
return;
}
this->setRunning(true);
}
void Process::startDetached() {
if (this->mCommand.isEmpty()) {
qmlWarning(this) << "Cannot start process as command is empty.";
@ -225,7 +241,7 @@ void Process::setupEnvironment(QProcess* process) {
process->setWorkingDirectory(this->mWorkingDirectory);
}
qs::core::process::setupProcessEnvironment(process, this->mClearEnvironment, this->mEnvironment);
qs::io::process::setupProcessEnvironment(process, this->mClearEnvironment, this->mEnvironment);
}
void Process::onStarted() {
@ -245,6 +261,8 @@ void Process::onFinished(qint32 exitCode, QProcess::ExitStatus exitStatus) {
emit this->exited(exitCode, exitStatus);
emit this->runningChanged();
emit this->processIdChanged();
this->startProcessIfReady(); // for `running = false; running = true`
}
void Process::onErrorOccurred(QProcess::ProcessError error) {

View file

@ -10,7 +10,9 @@
#include <qtypes.h>
#include <qvariant.h>
#include "../core/doc.hpp"
#include "datastream.hpp"
#include "processcore.hpp"
// Needed when compiling with clang musl-libc++.
// Default include paths contain macros that cause name collisions.
@ -135,6 +137,40 @@ class Process: public QObject {
public:
explicit Process(QObject* parent = nullptr);
// MUST be before exec(ctx) or the other will be called with a default constructed obj.
QSDOC_HIDE Q_INVOKABLE void exec(QList<QString> command);
/// Launch a process with the given arguments, stopping any currently running process.
///
/// The context parameter can either be a list of command arguments or a JS object with the following fields:
/// - `command`: A list containing the command and all its arguments. See @@Quickshell.Io.Process.command.
/// - `environment`: Changes to make to the process environment. See @@Quickshell.Io.Process.environment.
/// - `clearEnvironment`: Removes all variables from the environment if true.
/// - `workingDirectory`: The working directory the command should run in.
///
/// Passed parameters will change the values currently set in the process.
///
/// > [!WARNING] This does not run command in a shell. All arguments to the command
/// > must be in separate values in the list, e.g. `["echo", "hello"]`
/// > and not `["echo hello"]`.
/// >
/// > Additionally, shell scripts must be run by your shell,
/// > e.g. `["sh", "script.sh"]` instead of `["script.sh"]` unless the script
/// > has a shebang.
///
/// > [!INFO] You can use `["sh", "-c", <your command>]` to execute your command with
/// > the system shell.
///
/// Calling this function is equivalent to running:
/// ```qml
/// process.running = false;
/// process.command = ...
/// process.environment = ...
/// process.clearEnvironment = ...
/// process.workingDirectory = ...
/// process.running = true;
/// ```
Q_INVOKABLE void exec(const qs::io::process::ProcessContext& context);
/// Sends a signal to the process if @@running is true, otherwise does nothing.
Q_INVOKABLE void signal(qint32 signal);

View file

@ -7,7 +7,7 @@
#include "../core/common.hpp"
namespace qs::core::process {
namespace qs::io::process {
void setupProcessEnvironment(
QProcess* process,
@ -34,4 +34,4 @@ void setupProcessEnvironment(
process->setProcessEnvironment(env);
}
} // namespace qs::core::process
} // namespace qs::io::process

View file

@ -1,11 +1,60 @@
#pragma once
#include <utility>
#include <qcontainerfwd.h>
#include <qhash.h>
#include <qlist.h>
#include <qprocess.h>
#include <qqmlintegration.h>
#include <qvariant.h>
namespace qs::core::process {
namespace qs::io::process {
class ProcessContext {
Q_PROPERTY(QList<QString> command MEMBER command WRITE setCommand);
Q_PROPERTY(QHash<QString, QVariant> environment MEMBER environment WRITE setEnvironment);
Q_PROPERTY(bool clearEnvironment MEMBER clearEnvironment WRITE setClearEnvironment);
Q_PROPERTY(QString workingDirectory MEMBER workingDirectory WRITE setWorkingDirectory);
Q_GADGET;
QML_STRUCTURED_VALUE;
QML_VALUE_TYPE(processContext);
public:
ProcessContext() = default;
// Making this a Q_INVOKABLE does not work with QML_STRUCTURED_VALUe in Qt 6.9.
explicit ProcessContext(QList<QString> command): command(std::move(command)), commandSet(true) {}
void setCommand(QList<QString> command) {
this->command = std::move(command);
this->commandSet = true;
}
void setEnvironment(QHash<QString, QVariant> environment) {
this->environment = std::move(environment);
this->environmentSet = true;
}
void setClearEnvironment(bool clearEnvironment) {
this->clearEnvironment = clearEnvironment;
this->clearEnvironmentSet = true;
}
void setWorkingDirectory(QString workingDirectory) {
this->workingDirectory = std::move(workingDirectory);
this->workingDirectorySet = true;
}
QList<QString> command;
QHash<QString, QVariant> environment;
bool clearEnvironment = false;
QString workingDirectory;
bool commandSet : 1 = false;
bool environmentSet : 1 = false;
bool clearEnvironmentSet : 1 = false;
bool workingDirectorySet : 1 = false;
};
void setupProcessEnvironment(
QProcess* process,
@ -13,4 +62,4 @@ void setupProcessEnvironment(
const QHash<QString, QVariant>& envChanges
);
}
} // namespace qs::io::process