* (2) intersect them with the visible region
* (3) append them to the master list
* (4) subtract this top-level frame from the visible region
- *
- * USL changes are #ifdef'd with "oldcode" or commented with *USL* - Sam Chang
*/
#include <stdio.h>
#include <stdlib.h>
-#if defined(SVR4) || defined(SYSV)
-#include <string.h> /*USL*/
-#else /* SVR4 or SYSV */
+#if defined(SVR4)
+#include <string.h>
+#else /* SVR4 */
#include <strings.h>
-#endif /* SVR4 or SYSV */
-
-#if !defined(__STDC__) && !defined(__cplusplus) && !defined(c_plusplus) /*USL*/
-#define void char
-#endif
+#endif /* SVR4 */
#define XFreeDefn char *
#define REGION_NUMRECTS(r) (((REGION *)(r))->numRects)
-
-
-#ifdef DEBUG /*USL*/
-/*
- * Flash the visible region. Useful for debugging.
- */
-void
-FlashRegion(Display *dpy, int s, GC gc)
-{
- XEvent e;
- Bool done = False;
- Window root = RootWindow(dpy, s);
-
- if (GrabSuccess != XGrabPointer(dpy, root, False,
- ButtonPressMask, GrabModeAsync, GrabModeAsync,
- None, None, CurrentTime)) {
- fputs("can't grab the pointer\n", stderr);
- return;
- }
-
- do {
- XFillRectangle(dpy, root, gc, 0, 0,
- DisplayWidth(dpy, s),
- DisplayHeight(dpy, s));
- XFlush(dpy);
-
- XMaskEvent(dpy, ButtonPressMask, &e);
- if (e.xbutton.button == Button3)
- done = True;
-
- XFillRectangle(dpy, root, gc, 0, 0,
- DisplayWidth(dpy, s),
- DisplayHeight(dpy, s));
- XFlush(dpy);
- } while (!done);
- XUngrabPointer(dpy, CurrentTime);
-} /* end of FlashRegion */
-
-
-void
-FlashDropSites(Display *dpy)
-{
- drop_site_t *site = MasterSiteList;
- XGCValues gcv;
- GC *gcs;
- int s;
- GC gc;
-
- gcv.function = GXinvert;
- gcv.subwindow_mode = IncludeInferiors;
-
- gcs = (GC *) malloc(sizeof(GC)*ScreenCount(dpy));
- for (s=0; s<ScreenCount(dpy); ++s)
- gcs[s] = XCreateGC(dpy, RootWindow(dpy, s),
- GCFunction|GCSubwindowMode, &gcv);
-
- while (site != NULL) {
- printf("sid %ld wid 0x%lx flags 0x%lx\n",
- site->site_id, site->window_id, site->flags);
- gc = gcs[site->screen];
- XSetRegion(dpy, gc, site->region);
- FlashRegion(dpy, site->screen, gc);
- site = site->next;
- }
-
- for (s=0; s<ScreenCount(dpy); ++s)
- XFreeGC(dpy, gcs[s]);
- free(gcs);
-} /* end of FlashDropSites */
-
-#endif /* DEBUG */
-
-
/*
* Get the interest property from this window. If a valid interest property
* was found, a pointer to the data is returned. This data must be freed with
* XFree(). If no valid property is found, NULL is returned.
*/
-#ifdef oldcode
-void *
-GetInterestProperty(Display *dpy, Window win, int *nitems)
-#else
unsigned char *
GetInterestProperty(Display *dpy, Window win, unsigned long *nitems)
-#endif
{
Status s;
Atom acttype;
-#ifdef oldcode
- int actfmt, remain;
- void *data;
-#else
int actfmt;
unsigned long remain;
unsigned char * data;
-#endif
s = XGetWindowProperty(dpy, win, ATOM_DRAGDROP_INTEREST, 0L, INTEREST_MAX,
False, ATOM_DRAGDROP_INTEREST, &acttype, &actfmt,
if (actfmt != 32) {
fputs("dsdm: interest property has wrong format\n", stderr);
-#ifdef oldcode
- XFree(data);
-#else
XFree((XFreeDefn) data);
-#endif
return NULL;
}
if (remain > 0) {
/* XXX didn't read it all, punt */
fputs("dsdm: interest property too long\n", stderr);
-#ifdef oldcode
- XFree(data);
-#else
XFree((XFreeDefn) data);
-#endif
return NULL;
}
return data;
int actfmt;
unsigned long nitems;
unsigned long remain;
-#ifdef oldcode
- void *data;
-#else
- unsigned char * data;
-#endif
+ unsigned char * data;
Status s;
if (XGetWindowAttributes(dpy, win, &attr) == 0) {
if (!XTranslateCoordinates(dpy, win, root, 0, 0, px, py, &junk)) {
fprintf(stderr, "%s: window 0x%lx isn't on the same root!\n",
ProgramName, win);
-#ifdef oldcode
- XFree(data);
-#else
XFree((XFreeDefn) data);
-#endif
return False;
}
*psite = (void *) data;
/* found it! */
DPRINTF(("%s: found top-level window 0x%lx with no interest\n",
ProgramName, win));
-#ifdef oldcode
- XFree(data);
-#else
XFree((XFreeDefn) data);
-#endif
*psite = NULL;
*plen = 0;
return True;
}
-#ifdef oldcode
- return(SearchChildren(dpy, root, win, pwin, psite, plen, px, py));
-#else
return(SearchChildren(dpy, root, win, pwin, psite, plen, px, py, True));
-#endif
} /* end of FindRecursively */
* Look through all the children of window win for a top-level window.
*/
Bool
-#ifdef oldcode
-SearchChildren(Display *dpy, Window root, Window win, Window *pwin, void **psite, unsigned long *plen, int *px, int *py)
-#else
SearchChildren(Display *dpy, Window root, Window win, Window *pwin, void **psite, unsigned long *plen, int *px, int *py, Bool from_FindRec)
-#endif
{
Window junk;
Window *children;
-#ifdef oldcode
- int nchildren;
-#else
unsigned int nchildren;
-#endif
int i;
if (XQueryTree(dpy, win, &junk, &junk, &children, &nchildren) == 0)
for (i=0; i<nchildren; ++i) {
if (FindRecursively(dpy, root, children[i], pwin, psite, plen, px, py))
-#ifdef oldcode
- return True;
-#else
{
XFree((XFreeDefn)children);
return True;
}
-#endif
}
-#ifndef oldcode
if (from_FindRec == False && nchildren)
XFree((XFreeDefn)children);
-#endif
- return False;
+ return False;
} /* end of SearchChildren */
unsigned int width, height, junk;
Region winrgn;
-#ifdef oldcode
- winrgn = XCreateRegion();
-#endif
if (0 == XGetGeometry(dpy, win, &wjunk, &x, &y, &width, &height,
&junk, &junk)) {
fprintf(stderr, "%s: XGetGeometry failed on window 0x%lx\n",
ProgramName, win);
-#ifndef oldcode
winrgn = XCreateRegion();
-#endif
return winrgn;
}
return MakeRegionFromRect(offset ? x : 0, offset ? y: 0, width, height);
void
ProcessInterestProperty(dpy, win, screen, data, datalen, visrgn, xoff, yoff)
-#ifndef oldcode
Display * dpy;
-#endif
Window win;
int screen;
void *data;
drop_site_t *site;
int x, y;
unsigned int width, height, junk, border;
-#ifndef oldcode
- int ignore;
-#endif
+ int ignore;
if (array[cur] != DRAGDROP_VERSION) {
fprintf(stderr,
for (j=0; j<nrects; ++j) {
NEXTWORD(areawin);
/* REMIND need to make sure areawin isn't bogus */
-#ifdef oldcode
- if (0 == XGetGeometry(dpy, areawin, &wjunk, &junk, &junk,
-#else
if (0 == XGetGeometry(dpy, areawin, &wjunk, &ignore, &ignore,
-#endif
&width, &height, &border, &junk)) {
fprintf(stderr,
"%s: XGetGeometry failed on window 0x%lx\n",
++SitesFound;
region = NULL;
}
-#ifndef oldcode
XDestroyRegion(toprgn);
-#endif
} /* end of ProcessInterestProperty */
void
FindDropSites(Display *dpy)
{
-#ifdef oldcode
- int s, i, nchildren;
-#else
int s, i;
unsigned int nchildren;
-#endif
Window root, junk, *children, topwin;
void *sitedata;
Region visrgn, framergn, toprgn;
fwdsitedata = GetInterestProperty(dpy, children[i], &fwdlen);
-#ifdef oldcode
- foundtoplevel = SearchChildren(dpy, root, children[i], &topwin,
- &sitedata, &datalen, &xoff, &yoff);
-#else
foundtoplevel = SearchChildren(dpy, root, children[i], &topwin,
&sitedata, &datalen, &xoff, &yoff, False);
-#endif
if (foundtoplevel && sitedata != NULL) {
/* we found a valid drop interest */
ProcessInterestProperty(dpy, topwin, s, sitedata,
datalen, visrgn, xoff, yoff);
-#ifdef oldcode
- XFree(sitedata);
-#else
XFree((XFreeDefn)sitedata);
-#endif
if (fwdsitedata != NULL) {
framergn = MakeRegionFromRect(attr.x, attr.y,
attr.width, attr.height);
fwdlen, framergn, attr.x, attr.y);
XDestroyRegion(framergn);
XDestroyRegion(toprgn);
-#ifdef oldcode
- XFree(fwdsitedata);
-#else
XFree((XFreeDefn)fwdsitedata);
-#endif
}
} else {
if (fwdsitedata != NULL) {
ProcessInterestProperty(dpy, children[i], s, fwdsitedata,
fwdlen, visrgn, attr.x, attr.y);
-#ifdef oldcode
- XFree(fwdsitedata);
-#else
XFree((XFreeDefn)fwdsitedata);
-#endif
}
}
SubtractWindowFromVisibleRegion(dpy, children[i], visrgn);
}
XDestroyRegion(visrgn);
-#ifndef oldcode
if (nchildren)
XFree((XFreeDefn)children);
-#endif
}
} /* end of FindDropSites */
next = MasterSiteList;
while (next != NULL) {
temp = next->next;
-#ifdef oldcode
- free(next);
-#else
if (next->region)
XDestroyRegion(next->region);
XFree((XFreeDefn)next);
-#endif
next = temp;
}
MasterSiteList = NULL;
}
/* XXX beware of malloc(0) */
-#ifdef oldcode
- array = (unsigned long *) malloc(8*numrects*sizeof(int));
-#else
array = (unsigned long *) malloc(8*numrects*sizeof(unsigned long));
-#endif
cur = array;
site = MasterSiteList;
while (site != NULL) {
}
XChangeProperty(dpy, win, prop, XA_INTEGER, 32, PropModeReplace,
-#ifdef oldcode
- (char *)array, cur - array);
- free(array);
-#else
(unsigned char *)array, cur - array);
XFree((XFreeDefn)array);
-#endif
} /* end of WriteSiteRectList */
projects / oweals / cde.git / blobdiff