コード例 #1
0
ファイル: X11Info.cs プロジェクト: zhuoguanjun/Modern.Forms
        public unsafe X11Info(IntPtr display, IntPtr deferredDisplay)
        {
            Display           = display;
            DeferredDisplay   = deferredDisplay;
            DefaultScreen     = XDefaultScreen(display);
            BlackPixel        = XBlackPixel(display, DefaultScreen);
            RootWindow        = XRootWindow(display, DefaultScreen);
            DefaultCursor     = XCreateFontCursor(display, CursorFontShape.XC_top_left_arrow);
            DefaultRootWindow = XDefaultRootWindow(display);
            Atoms             = new X11Atoms(display);
            //TODO: Open an actual XIM once we get support for preedit in our textbox
            XSetLocaleModifiers("@im=none");
            Xim = XOpenIM(display, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero);
            XMatchVisualInfo(Display, DefaultScreen, 32, 4, out var visual);
            if (visual.depth == 32)
            {
                TransparentVisualInfo = visual;
            }

            try
            {
                if (XRRQueryExtension(display, out int randrEventBase, out var randrErrorBase) != 0)
                {
                    RandrEventBase = randrEventBase;
                    RandrErrorBase = randrErrorBase;
                    if (XRRQueryVersion(display, out var major, out var minor) != 0)
                    {
                        RandrVersion = new Version(major, minor);
                    }
                }
            }
            catch
            {
                //Ignore, randr is not supported
            }

            try
            {
                if (XQueryExtension(display, "XInputExtension",
                                    out var xiopcode, out var xievent, out var xierror))
                {
                    int major = 2, minor = 2;
                    if (XIQueryVersion(display, ref major, ref minor) == Status.Success)
                    {
                        XInputVersion   = new Version(major, minor);
                        XInputOpcode    = xiopcode;
                        XInputEventBase = xievent;
                        XInputErrorBase = xierror;
                    }
                }
            }
            catch
            {
                //Ignore, XI is not supported
            }
        }
コード例 #2
0
ファイル: X11Info.cs プロジェクト: wieslawsoltes/Avalonia
        public unsafe X11Info(IntPtr display, IntPtr deferredDisplay, bool useXim)
        {
            Display           = display;
            DeferredDisplay   = deferredDisplay;
            DefaultScreen     = XDefaultScreen(display);
            BlackPixel        = XBlackPixel(display, DefaultScreen);
            RootWindow        = XRootWindow(display, DefaultScreen);
            DefaultCursor     = XCreateFontCursor(display, CursorFontShape.XC_left_ptr);
            DefaultRootWindow = XDefaultRootWindow(display);
            Atoms             = new X11Atoms(display);

            DefaultFontSet = XCreateFontSet(Display, "-*-*-*-*-*-*-*-*-*-*-*-*-*-*",
                                            out var _, out var _, IntPtr.Zero);

            if (useXim)
            {
                XSetLocaleModifiers("");
                Xim = XOpenIM(display, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero);
                if (Xim != IntPtr.Zero)
                {
                    HasXim = true;
                }
            }

            if (Xim == IntPtr.Zero)
            {
                XSetLocaleModifiers("@im=none");
                Xim = XOpenIM(display, IntPtr.Zero, IntPtr.Zero, IntPtr.Zero);
            }

            XMatchVisualInfo(Display, DefaultScreen, 32, 4, out var visual);
            if (visual.depth == 32)
            {
                TransparentVisualInfo = visual;
            }

            try
            {
                if (XRRQueryExtension(display, out int randrEventBase, out var randrErrorBase) != 0)
                {
                    RandrEventBase = randrEventBase;
                    RandrErrorBase = randrErrorBase;
                    if (XRRQueryVersion(display, out var major, out var minor) != 0)
                    {
                        RandrVersion = new Version(major, minor);
                    }
                }
            }
            catch
            {
                //Ignore, randr is not supported
            }

            try
            {
                if (XQueryExtension(display, "XInputExtension",
                                    out var xiopcode, out var xievent, out var xierror))
                {
                    int major = 2, minor = 2;
                    if (XIQueryVersion(display, ref major, ref minor) == Status.Success)
                    {
                        XInputVersion   = new Version(major, minor);
                        XInputOpcode    = xiopcode;
                        XInputEventBase = xievent;
                        XInputErrorBase = xierror;
                    }
                }
            }
            catch
            {
                //Ignore, XI is not supported
            }

            try
            {
                HasXSync = XSyncInitialize(display, out _, out _) != Status.Success;
            }
            catch
            {
                //Ignore, XSync is not supported
            }
        }