diff --git a/LICENSE b/LICENSE new file mode 100644 index 0000000..0feb744 --- /dev/null +++ b/LICENSE @@ -0,0 +1,21 @@ +MIT License + +Copyright (c) 2021 Emil Lerch + +Permission is hereby granted, free of charge, to any person obtaining a copy +of this software and associated documentation files (the "Software"), to deal +in the Software without restriction, including without limitation the rights +to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +copies of the Software, and to permit persons to whom the Software is +furnished to do so, subject to the following conditions: + +The above copyright notice and this permission notice shall be included in all +copies or substantial portions of the Software. + +THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +SOFTWARE. diff --git a/README.md b/README.md new file mode 100644 index 0000000..e69de29 diff --git a/xclipget.c b/xclipget.c new file mode 100644 index 0000000..e0ddb02 --- /dev/null +++ b/xclipget.c @@ -0,0 +1,49 @@ +// gcc -o xclipget xclipget.c -lX11 +#include +#include +#include + +Bool PrintSelection(Display *display, Window window, const char *bufname, const char *fmtname) +{ + char *result; + unsigned long ressize, restail; + int resbits; + Atom bufid = XInternAtom(display, bufname, False), + fmtid = XInternAtom(display, fmtname, False), + propid = XInternAtom(display, "XSEL_DATA", False), + incrid = XInternAtom(display, "INCR", False); + XEvent event; + + XConvertSelection(display, bufid, fmtid, propid, window, CurrentTime); + do { + XNextEvent(display, &event); + } while (event.type != SelectionNotify || event.xselection.selection != bufid); + + if (event.xselection.property) + { + XGetWindowProperty(display, window, propid, 0, LONG_MAX/4, False, AnyPropertyType, + &fmtid, &resbits, &ressize, &restail, (unsigned char**)&result); + + if (fmtid == incrid) + printf("Buffer is too large and INCR reading is not implemented yet.\n"); + else + printf("%.*s", (int)ressize, result); + + XFree(result); + return True; + } + else // request failed, e.g. owner can't convert to the target format + return False; +} + +int main() +{ + Display *display = XOpenDisplay(NULL); + unsigned long color = BlackPixel(display, DefaultScreen(display)); + Window window = XCreateSimpleWindow(display, DefaultRootWindow(display), 0,0, 1,1, 0, color, color); + Bool result = PrintSelection(display, window, "CLIPBOARD", "UTF8_STRING") || + PrintSelection(display, window, "CLIPBOARD", "STRING"); + XDestroyWindow(display, window); + XCloseDisplay(display); + return !result; +}