82 lines
2.3 KiB
C
82 lines
2.3 KiB
C
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#include "xevent.h"
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static int XEventError(Display *display, XErrorEvent *event) {
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char message[100];
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int error;
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error = XGetErrorText(display, event->error_code, message, sizeof(message));
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if (error) {
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goXEventError(event, "Could not get error message.");
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} else {
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goXEventError(event, message);
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}
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return 1;
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}
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void XEventLoop(char *name) {
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Display *display = XOpenDisplay(name);
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Window root = RootWindow(display, 0);
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int xfixes_event_base, xfixes_error_base;
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if (!XFixesQueryExtension(display, &xfixes_event_base, &xfixes_error_base)) {
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return;
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}
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Atom WM_WINDOW_ROLE = XInternAtom(display, "WM_WINDOW_ROLE", 1);
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Atom XA_CLIPBOARD = XInternAtom(display, "CLIPBOARD", 0);
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XFixesSelectSelectionInput(display, root, XA_CLIPBOARD, XFixesSetSelectionOwnerNotifyMask);
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XFixesSelectCursorInput(display, root, XFixesDisplayCursorNotifyMask);
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XSelectInput(display, root, SubstructureNotifyMask);
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XSync(display, 0);
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XSetErrorHandler(XEventError);
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while (goXEventActive()) {
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XEvent event;
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XNextEvent(display, &event);
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// XFixesDisplayCursorNotify
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if (event.type == xfixes_event_base + 1) {
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XFixesCursorNotifyEvent notifyEvent = *((XFixesCursorNotifyEvent *) &event);
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if (notifyEvent.subtype == XFixesDisplayCursorNotify) {
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goXEventCursorChanged(notifyEvent);
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continue;
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}
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}
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// XFixesSelectionNotifyEvent
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if (event.type == xfixes_event_base + XFixesSelectionNotify) {
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XFixesSelectionNotifyEvent notifyEvent = *((XFixesSelectionNotifyEvent *) &event);
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if (notifyEvent.subtype == XFixesSetSelectionOwnerNotify && notifyEvent.selection == XA_CLIPBOARD) {
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goXEventClipboardUpdated();
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continue;
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}
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}
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// ConfigureNotify
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if (event.type == ConfigureNotify) {
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Window window = event.xconfigure.window;
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char *name;
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XFetchName(display, window, &name);
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XTextProperty role;
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XGetTextProperty(display, window, &role, WM_WINDOW_ROLE);
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goXEventConfigureNotify(display, window, name, role.value);
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XFree(name);
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continue;
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}
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// UnmapNotify
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if (event.type == UnmapNotify) {
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Window window = event.xunmap.window;
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goXEventUnmapNotify(window);
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continue;
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}
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}
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XCloseDisplay(display);
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}
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