srctree

Gregory Mullen parent 5570595e 3d83e7dd
add poc for qtdock & cpp support

README.md added: 178, removed: 8, total 170

@@ -1,3 +1,8 @@

`zig build test`

`zig build -p ~/.config/obs-studio/plugins/`

you may have to manually run

`/usr/lib/qt6/moc src/cpp/qtdockwidget.h -o src/cpp/qtdockwidget.moc`

### TODO

- [ ] add moc generation to build.zig

build.zig added: 178, removed: 8, total 170

@@ -7,12 +7,29 @@ pub fn build(b: *std.Build) void {

const target = b.standardTargetOptions(.{});

const optimize = b.standardOptimizeOption(.{});

const shim = b.addStaticLibrary(.{

.name = "qt_shim",

.target = target,

.optimize = optimize,

});

shim.linkLibCpp();

shim.addCSourceFile(.{

.file = .{ .path = "src/cpp/qtdockwidget.cpp" },

.flags = &.{

"-I",

"/usr/include/qt6/",

"-I",

"/usr/include/qt6/QtWidgets/",

});

const lib = b.addSharedLibrary(.{

.name = "obs-sway-focus",

.root_source_file = .{ .path = "src/root.zig" },

.target = target,

.optimize = optimize,

});

lib.linkLibrary(shim);

lib.linkLibC();

// b.installArtifact(lib);

b.getInstallStep().dependOn(

filename was Deleted added: 178, removed: 8, total 170

@@ -0,0 +1,22 @@

#include <QtWidgets>

//#include "qtdockwidget.h"

#include "qtdockwidget.moc"

QDockWidget* ZigQt::createDock(QWidget *parent) {

QDockWidget *dock = new QDockWidget(tr("Sway-Focus"), parent);

return dock;

}

extern "C" {

QDockWidget* createDock(QWidget *parent) {

auto zqt = new ZigQt();

QDockWidget *dock = zqt->createDock(parent);

return dock;

}

filename was Deleted added: 178, removed: 8, total 170

@@ -0,0 +1,12 @@

#include <QtWidgets>

class ZigQt : public QObject {

Q_OBJECT

public:

void ZigQT() {}

~ZigQt() {}

QDockWidget* createDock(QWidget *parent = nullptr);

};

filename was Deleted added: 178, removed: 8, total 170

@@ -0,0 +1,100 @@

/****************************************************************************

** Meta object code from reading C++ file 'qtdockwidget.h'

** Created by: The Qt Meta Object Compiler version 68 (Qt 6.7.0)

** WARNING! All changes made in this file will be lost!

*****************************************************************************/

#include "qtdockwidget.h"

#include <QtCore/qmetatype.h>

#include <QtCore/qtmochelpers.h>

#include <memory>

#include <QtCore/qxptype_traits.h>

#if !defined(Q_MOC_OUTPUT_REVISION)

#error "The header file 'qtdockwidget.h' doesn't include <QObject>."

#elif Q_MOC_OUTPUT_REVISION != 68

#error "This file was generated using the moc from 6.7.0. It"

#error "cannot be used with the include files from this version of Qt."

#error "(The moc has changed too much.)"

#endif

#ifndef Q_CONSTINIT

#define Q_CONSTINIT

#endif

QT_WARNING_PUSH

QT_WARNING_DISABLE_DEPRECATED

QT_WARNING_DISABLE_GCC("-Wuseless-cast")

namespace {

#ifdef QT_MOC_HAS_STRINGDATA

struct qt_meta_stringdata_CLASSZigQtENDCLASS_t {};

constexpr auto qt_meta_stringdata_CLASSZigQtENDCLASS = QtMocHelpers::stringData(

"ZigQt"

);

#else // !QT_MOC_HAS_STRINGDATA

#error "qtmochelpers.h not found or too old."

#endif // !QT_MOC_HAS_STRINGDATA

} // unnamed namespace

Q_CONSTINIT static const uint qt_meta_data_CLASSZigQtENDCLASS[] = {

// content:

12, // revision

0, // classname

0, 0, // classinfo

0, 0, // methods

0, 0, // properties

0, 0, // enums/sets

0, 0, // constructors

0, // flags

0, // signalCount

0 // eod

};

Q_CONSTINIT const QMetaObject ZigQt::staticMetaObject = { {

QMetaObject::SuperData::link<QObject::staticMetaObject>(),

qt_meta_stringdata_CLASSZigQtENDCLASS.offsetsAndSizes,

qt_meta_data_CLASSZigQtENDCLASS,

qt_static_metacall,

nullptr,

qt_incomplete_metaTypeArray<qt_meta_stringdata_CLASSZigQtENDCLASS_t,

// Q_OBJECT / Q_GADGET

QtPrivate::TypeAndForceComplete<ZigQt, std::true_type>

nullptr

} };

void ZigQt::qt_static_metacall(QObject *_o, QMetaObject::Call _c, int _id, void **_a)

{

(void)_o;

(void)_id;

(void)_c;

(void)_a;

}

const QMetaObject *ZigQt::metaObject() const

{

return QObject::d_ptr->metaObject ? QObject::d_ptr->dynamicMetaObject() : &staticMetaObject;

}

void *ZigQt::qt_metacast(const char *_clname)

{

if (!_clname) return nullptr;

if (!strcmp(_clname, qt_meta_stringdata_CLASSZigQtENDCLASS.stringdata0))

return static_cast<void*>(this);

return QObject::qt_metacast(_clname);

}

int ZigQt::qt_metacall(QMetaObject::Call _c, int _id, void **_a)

{

_id = QObject::qt_metacall(_c, _id, _a);

return _id;

}

QT_WARNING_POP

src/obs.zig added: 178, removed: 8, total 170

@@ -12,6 +12,7 @@ pub const OBS = @cImport({

});

pub const Scene = @import("obs/frontend.zig").OBSScene;

pub const QtShim = @import("obs/frontend.zig").QtShim;

/// Define a module_defaults in you root project file

const module_defaults: ModuleDefaults = if (@hasDecl(root, "module_defaults")) root.module_defaults else .{};

src/obs/frontend.zig added: 178, removed: 8, total 170

@@ -12,6 +12,8 @@ extern "obs-frontend-api" fn obs_frontend_get_scene_names() callconv(.C) [*:null

extern "obs-frontend-api" fn obs_frontend_get_scenes(?*obs_frontend_source_list) callconv(.C) void;

extern "obs-frontend-api" fn obs_frontend_preview_program_trigger_transition() callconv(.C) void;

//extern "obs-frontend-api" fn obs_frontend_source_list_free(?*obs_frontend_source_list) callconv(.C) void;

extern "obs-frontend-api" fn obs_frontend_add_dock(?*anyopaque) callconv(.C) void;

extern "obs-frontend-api" fn obs_frontend_get_main_window() callconv(.C) ?*anyopaque;

const obs_frontend_cb = *const fn (?*anyopaque) callconv(.C) void;

@@ -72,3 +74,13 @@ pub const OBSScene = struct {

return std.mem.span(obs_frontend_get_scene_names());

}

};

extern "qt_shim" fn createDock(?*anyopaque) callconv(.C) ?*anyopaque;

pub const QtShim = struct {

pub fn newDock() void {

const qtwin = obs_frontend_get_main_window();

const dock = createDock(qtwin);

obs_frontend_add_dock(dock);

}

};

src/root.zig added: 178, removed: 8, total 170

@@ -86,6 +86,7 @@ fn on_load() bool {

alloc = arena.allocator();

threads[0] = std.Thread.spawn(.{}, watchSway, .{null}) catch unreachable;

obs.QtShim.newDock();

return true;

}