mirror of
https://github.com/0intro/wmii
synced 2024-11-22 13:52:17 +03:00
134 lines
2.8 KiB
C
134 lines
2.8 KiB
C
/* Copyright ©2010 Kris Maglione <maglione.k at Gmail>
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* See LICENSE file for license details.
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*/
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#include "dat.h"
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#include "fns.h"
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#define DEAD ~0UL
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enum { XEmbedVersion = 0 };
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enum XEmbedMessage {
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XEmbedEmbeddedNotify,
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XEmbedWindowActivate,
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XEmbedWindowDeactivate,
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XEmbedRequestFocus,
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XEmbedFocusIn,
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XEmbedFocusOut,
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XEmbedFocusNext,
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XEmbedFocusPrev,
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XEmbedModalityOn = 10,
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XEmbedModalityOff,
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XEmbedRegisterAccelerator,
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XEmbedUnregisterAccelerator,
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XEmbedActivateAccelerator,
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};
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enum XEmbedFocusDetail {
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XEmbedFocusCurrent,
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XEmbedFocusFirst,
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XEmbedFocusLast,
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};
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static Handlers handlers;
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static void xembed_updateinfo(XEmbed*);
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static void xembed_sendmessage(XEmbed*, long, long, long, long);
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XEmbed*
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xembed_swallow(Window *parent, Window *client, void (*cleanup)(XEmbed*)) {
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XEmbed *xembed;
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xembed = emallocz(sizeof *xembed);
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xembed->w = client;
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xembed->owner = parent;
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xembed->cleanup = cleanup;
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selectinput(client, client->eventmask | PropertyChangeMask | StructureNotifyMask);
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pushhandler(client, &handlers, xembed);
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reparentwindow(client, parent, ZP);
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xembed_updateinfo(xembed);
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xembed_sendmessage(xembed, XEmbedEmbeddedNotify, 0, parent->xid, min(XEmbedVersion, xembed->version));
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return xembed;
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}
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void
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xembed_disown(XEmbed *xembed) {
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pophandler(xembed->w, &handlers);
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if(xembed->flags != DEAD) {
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reparentwindow(xembed->w, &scr.root, ZP);
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unmapwin(xembed->w);
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}
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if(xembed->cleanup)
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xembed->cleanup(xembed);
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free(xembed);
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}
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static void
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xembed_updateinfo(XEmbed *xembed) {
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ulong *res;
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int n;
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n = getprop_ulong(xembed->w, "_XEMBED_INFO", "_XEMBED_INFO", 0, &res, 2);
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xembed->flags = 0UL;
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if(n >= 2) {
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xembed->version = res[0];
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xembed->flags = res[1];
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}
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free(res);
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if(xembed->flags & XEmbedMapped)
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mapwin(xembed->w);
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else
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unmapwin(xembed->w);
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}
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static void
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xembed_sendmessage(XEmbed *xembed, long message, long detail, long data1, long data2) {
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traperrors(true);
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sendmessage(xembed->w, "_XEMBED", event_xtime, message, detail, data1, data2);
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traperrors(false);
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}
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static bool
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destroy_event(Window *w, void *aux, XDestroyWindowEvent *ev) {
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XEmbed *xembed;
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xembed = aux;
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xembed->flags = DEAD;
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xembed_disown(xembed);
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return false;
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}
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static bool
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property_event(Window *w, void *aux, XPropertyEvent *ev) {
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XEmbed *xembed;
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Dprint("property_event(%W, %p, %s)\n",
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w, aux, XGetAtomName(display, ev->atom));
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xembed = aux;
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if(ev->atom == xatom("_XEMBED_INFO"))
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xembed_updateinfo(xembed);
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return false;
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}
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static bool
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reparent_event(Window *w, void *aux, XReparentEvent *ev) {
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XEmbed *xembed;
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xembed = aux;
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if(ev->parent != xembed->owner->xid) {
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xembed->flags = DEAD;
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xembed_disown(xembed);
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}
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return false;
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}
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static Handlers handlers = {
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.destroy = destroy_event,
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.property = property_event,
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.reparent = reparent_event,
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};
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