summaryrefslogtreecommitdiffhomepage
path: root/gui/main.cpp
blob: e708dc9dc6b68e71e3823d8012c93e386fbff988 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
#ifdef _WIN32
#   define MINGW_HAS_SECURE_API 1
#   include "opentrack-library-path.h"
#   include <stdlib.h>
#   include <vector>
#   include <QCoreApplication>
#   include <QFile>
#   include <QString>
#endif

#include "ui.h"
#include "opentrack-compat/options.hpp"
using namespace options;
#include <QApplication>
#include <QCommandLineParser>
#include <QStyleFactory>
#include <QStringList>
#include <QMessageBox>
#include <memory>
#include <cstring>

void set_qt_style()
{
#if defined(_WIN32) || defined(__APPLE__)
    // qt5 designer-made controls look like shit on 'doze -sh 20140921
    // also our OSX look leaves a lot to be desired -sh 20150726
    {
        const QStringList preferred { "fusion", "windowsvista", "macintosh" };
        for (const auto& style_name : preferred)
        {
            QStyle* s = QStyleFactory::create(style_name);
            if (s)
            {
                QApplication::setStyle(s);
                break;
            }
        }
    }
#endif
}

#ifdef _WIN32

void add_win32_path()
{
    // see https://software.intel.com/en-us/articles/limitation-to-the-length-of-the-system-path-variable
    static char env_path[4096] { '\0', };
    {
        QString lib_path = OPENTRACK_BASE_PATH;
        lib_path.replace("/", "\\");
        const QByteArray lib_path_ = QFile::encodeName(lib_path);

        QString mod_path = OPENTRACK_BASE_PATH + QString(OPENTRACK_LIBRARY_PATH);
        mod_path.replace("/", "\\");
        const QByteArray mod_path_ = QFile::encodeName(mod_path);

        std::vector<const char*> contents
        {
            "PATH=",
            lib_path_.constData(),
            ";",
            mod_path_.constData(),
            ";",
            getenv("PATH"),
        };

        bool ok = true;

        for (const char* ptr : contents)
        {
            strcat_s(env_path, sizeof(env_path), ptr);

            if (ptr == nullptr || ptr[0] == '\0' || env_path[0] == '\0')
            {
                qDebug() << "bad path element, debug info:"
                         << (ptr == nullptr ? "<null>" : ptr)
                         << (ptr != nullptr && ptr[0] == '\0')
                         << (env_path[0] == '\0');
                ok = false;
                break;
            }
        }

        if (ok)
        {
            const int error = _putenv(env_path);

            if (error)
                qDebug() << "can't _putenv win32 path";
        }
        else
            qDebug() << "can't set win32 path";
    }
}
// workaround QTBUG-38598, allow for launching from another directory
static void add_program_library_path()
{
    char* p = _pgmptr;
    char path[MAX_PATH+1];
    strcpy(path, p);
    char* ptr = strrchr(path, '\\');
    if (ptr)
    {
        *ptr = '\0';
        QCoreApplication::addLibraryPath(path);
    }
}
#endif

int main(int argc, char** argv)
{
#ifdef _WIN32
    add_program_library_path();
#elif !defined(__linux)
    // workaround QTBUG-38598
    QCoreApplication::addLibraryPath(".");
#endif

    QApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
    QApplication::setAttribute(Qt::AA_X11InitThreads, true);
    QApplication app(argc, argv);

    set_qt_style();

#ifdef _WIN32
    add_win32_path();
#endif

    MainWindow::set_working_directory();

    auto w = std::make_shared<MainWindow>();

    w->show();
    app.exec();

    // on MSVC crashes in atexit
#ifdef _MSC_VER
    TerminateProcess(GetCurrentProcess(), 0);
#endif
    return 0;
}