Enable Xinerama support for NX (202_nx-X11_enable-xinerama.full.patch).

  This patch adds Xinerama awareness to NX agent windows.

  The advantage of Xinerama awareness is that an NX session window
  will only maximize to the dimensions of the active physical
  display.

8 files changed, 93 insertions, 54 deletions

diff --git a/nx-X11/config/cf/X11.tmpl b/nx-X11/config/cf/X11.tmpl
index c1c92ca10..accba403c 100644
--- a/nx-X11/config/cf/X11.tmpl
+++ b/nx-X11/config/cf/X11.tmpl
@@ -456,7 +456,7 @@ XORGRELSTRING = XorgManVersionString
 #define BuildXinerama		NO
 #endif
 #ifndef BuildXineramaLibrary
-#define BuildXineramaLibrary	(BuildXinerama && !BuildServersOnly)
+#define BuildXineramaLibrary	(BuildXinerama)
 #endif
 #ifndef BuildDmxDevelTools
 #define BuildDmxDevelTools	NO
diff --git a/nx-X11/config/cf/host.def b/nx-X11/config/cf/host.def
index e9f53c2a9..7d0511f36 100644
--- a/nx-X11/config/cf/host.def
+++ b/nx-X11/config/cf/host.def
@@ -686,7 +686,7 @@ XCOMM $XFree86: xc/config/cf/xf86site.def,v 3.186 2003/06/25 18:06:22 eich Exp $
  *
 #define BuildXinerama		NO
  */
-#define BuildXinerama		NO
+#define BuildXinerama		YES
 
 /*
  * If you don't want to build support for the GLX extension, uncomment this.
diff --git a/nx-X11/lib/Xinerama/Xinerama.c b/nx-X11/lib/Xinerama/Xinerama.c
index 43084b213..fd717dd22 100644
--- a/nx-X11/lib/Xinerama/Xinerama.c
+++ b/nx-X11/lib/Xinerama/Xinerama.c
@@ -34,7 +34,7 @@ Equipment Corporation.
 #include <X11/extensions/panoramiXext.h>
 #include <X11/extensions/panoramiXproto.h>
 #include <X11/extensions/Xinerama.h>
-
+#include <stdio.h>
 
 static XExtensionInfo _panoramiX_ext_info_data;
 static XExtensionInfo *panoramiX_ext_info = &_panoramiX_ext_info_data;
@@ -249,6 +249,16 @@ Bool XineramaIsActive(Display *dpy)
     xXineramaIsActiveReq  	*req;
     XExtDisplayInfo 		*info = find_display (dpy);
 
+
+    FILE* fptr;
+    if((fptr=fopen(getenv("NX_XINERAMA_CONF"),"r"))!=NULL) {
+	fclose (fptr);
+	return True;
+    }
+    else {
+	return False;
+    }
+
     if(!XextHasExtension(info))
 	return False;  /* server doesn't even have the extension */
 
@@ -266,7 +276,6 @@ Bool XineramaIsActive(Display *dpy)
     return rep.state;
 }
 
-#include <stdio.h>
 
 XineramaScreenInfo * 
 XineramaQueryScreens(
@@ -279,39 +288,72 @@ XineramaQueryScreens(
     xXineramaQueryScreensReq	*req;
     XineramaScreenInfo		*scrnInfo = NULL;
 
-    PanoramiXCheckExtension (dpy, info, 0);
+    int i;
+    int x,y,w,h;
+    FILE* fptr;
+    if((fptr=fopen(getenv("NX_XINERAMA_CONF"),"r"))==NULL) {
+	PanoramiXCheckExtension (dpy, info, 0);
+	LockDisplay (dpy);
+	GetReq (XineramaQueryScreens, req);
+	req->reqType = info->codes->major_opcode;
+	req->panoramiXReqType = X_XineramaQueryScreens;
+	if (!_XReply (dpy, (xReply *) &rep, 0, xFalse)) {
+	    UnlockDisplay (dpy);
+	    SyncHandle ();
+	    return NULL;
+	}
+	if(rep.number) {
+	    if((scrnInfo = Xmalloc(sizeof(XineramaScreenInfo) * rep.number))) {
+		xXineramaScreenInfo scratch;
+		int i;
+
+		for(i = 0; i < rep.number; i++) {
+		    _XRead(dpy, (char*)(&scratch), sz_XineramaScreenInfo);
+		    scrnInfo[i].screen_number = i;
+		    scrnInfo[i].x_org    = scratch.x_org;
+		    scrnInfo[i].y_org    = scratch.y_org;
+		    scrnInfo[i].width    = scratch.width;
+		    scrnInfo[i].height           = scratch.height;
+		}
+
+		*number = rep.number;
+	    } else {
+		_XEatData(dpy, rep.length << 2);
+	    }
+	}
 
-    LockDisplay (dpy);
-    GetReq (XineramaQueryScreens, req);
-    req->reqType = info->codes->major_opcode;
-    req->panoramiXReqType = X_XineramaQueryScreens;
-    if (!_XReply (dpy, (xReply *) &rep, 0, xFalse)) {
 	UnlockDisplay (dpy);
 	SyncHandle ();
-	return NULL;
-    }
 
-    if(rep.number) {
-	if((scrnInfo = Xmalloc(sizeof(XineramaScreenInfo) * rep.number))) {
-	    xXineramaScreenInfo scratch;
-	    int i;
-
-	    for(i = 0; i < rep.number; i++) {
-		_XRead(dpy, (char*)(&scratch), sz_XineramaScreenInfo);
-		scrnInfo[i].screen_number = i;
-		scrnInfo[i].x_org 	  = scratch.x_org;
-		scrnInfo[i].y_org 	  = scratch.y_org;
-		scrnInfo[i].width 	  = scratch.width;
-		scrnInfo[i].height 	  = scratch.height;
-	    }
+    } else {
 
-	    *number = rep.number;
-	} else
-	    _XEatData(dpy, rep.length << 2);
+	i=0;
+	while(!feof(fptr)) {
+	    w=h=0;
+	    fscanf(fptr,"%d %d %d %d",&x,&y,&w,&h);
+	    if(w&&h)
+	    i++;
+	}
+	rewind(fptr);
+	*number=i;
+	if((scrnInfo = Xmalloc(sizeof(XineramaScreenInfo) * i))) {
+	    i=0;
+	    while(!feof(fptr)){
+		w=h=0;
+		fscanf(fptr,"%d %d %d %d",&x,&y,&w,&h);
+		if(w&&h){
+		    scrnInfo[i].screen_number=i;
+		    scrnInfo[i].x_org=x;
+		    scrnInfo[i].y_org=y;
+		    scrnInfo[i].width=w;
+		    scrnInfo[i].height=h;
+		    i++;
+		}
+	    }
+	}
+	fclose(fptr);
     }
 
-    UnlockDisplay (dpy);
-    SyncHandle ();
     return scrnInfo;
 }
 
diff --git a/nx-X11/programs/Xserver/Imakefile b/nx-X11/programs/Xserver/Imakefile
index b01fc2e48..8ecb338b2 100644
--- a/nx-X11/programs/Xserver/Imakefile
+++ b/nx-X11/programs/Xserver/Imakefile
@@ -1021,7 +1021,7 @@ NXAGENTNXLIBS = -L ../../../nxcomp -L ../../../nxcompext \
 #else
 NXAGENTNXLIBS = -L ../../../nxcomp -L ../../../nxcompext -L ../../../nxcompshad \
                 -lXcomp -lXcompext -lXcompshad -lXrender -lX11 -lXext -lXfixes \
-                -L../../../nx-X11/exports/lib -lXtst -lXdamage -lXrandr -lXcomposite
+                -L../../../nx-X11/exports/lib -lXtst -lXdamage -lXrandr -lXcomposite -lXinerama
 #endif
 
 #endif
diff --git a/nx-X11/programs/Xserver/Xext/panoramiX.c b/nx-X11/programs/Xserver/Xext/panoramiX.c
index 33faedc57..a1a5b9f1f 100644
--- a/nx-X11/programs/Xserver/Xext/panoramiX.c
+++ b/nx-X11/programs/Xserver/Xext/panoramiX.c
@@ -1045,16 +1045,7 @@ ProcXineramaIsActive(ClientPtr client)
     rep.type = X_Reply;
     rep.length = 0;
     rep.sequenceNumber = client->sequence;
-#if 1
-    {
-	/* The following hack fools clients into thinking that Xinerama
-	 * is disabled even though it is not. */
-	extern Bool PanoramiXExtensionDisabledHack;
-	rep.state = !noPanoramiXExtension && !PanoramiXExtensionDisabledHack;
-    }
-#else
     rep.state = !noPanoramiXExtension;
-#endif
     if (client->swapped) {
 	register int n;
 	swaps (&rep.sequenceNumber, n);
diff --git a/nx-X11/programs/Xserver/Xext/panoramiX.h b/nx-X11/programs/Xserver/Xext/panoramiX.h
index 5fa4ed35c..4178b985f 100644
--- a/nx-X11/programs/Xserver/Xext/panoramiX.h
+++ b/nx-X11/programs/Xserver/Xext/panoramiX.h
@@ -44,7 +44,7 @@ Equipment Corporation.
 #define _PANORAMIX_H_
 
 #include <X11/extensions/panoramiXext.h>
-#include "gcstruct.h"
+/*#include "gcstruct.h"*/
 
 
 typedef struct _PanoramiXData {
diff --git a/nx-X11/programs/Xserver/hw/nxagent/Imakefile b/nx-X11/programs/Xserver/hw/nxagent/Imakefile
index 96579583b..a8e162102 100644
--- a/nx-X11/programs/Xserver/hw/nxagent/Imakefile
+++ b/nx-X11/programs/Xserver/hw/nxagent/Imakefile
@@ -206,7 +206,7 @@ DEFINES = -g $(OS_DEFINES) $(EXT_DEFINES) $(UPG_DEFINES) \
           -UNX_DEBUG_INPUT \
 	  -DRANDR_10_INTERFACE \
 	  -DRANDR_12_INTERFACE \
-          -UPANORAMIX \
+          -DPANORAMIX \
           -UDEBUG_TREE
 
 all:: $(OBJS)
diff --git a/nx-X11/programs/Xserver/hw/nxagent/X/NXxvdisp.c b/nx-X11/programs/Xserver/hw/nxagent/X/NXxvdisp.c
index f6dad312a..cbb3f63e8 100644
--- a/nx-X11/programs/Xserver/hw/nxagent/X/NXxvdisp.c
+++ b/nx-X11/programs/Xserver/hw/nxagent/X/NXxvdisp.c
@@ -275,17 +275,19 @@ ProcXvDispatch(ClientPtr client)
     case xv_PutVideo:
 #ifdef PANORAMIX
         if(!noPanoramiXExtension)
-            result = (XineramaXvPutVideo(client)); break;
+            result = (XineramaXvPutVideo(client));
         else
 #endif
-            result = (ProcXvPutVideo(client)); break;
+            result = (ProcXvPutVideo(client));
+            break;
     case xv_PutStill:
 #ifdef PANORAMIX
         if(!noPanoramiXExtension)
-            result = (XineramaXvPutStill(client)); break
+            result = (XineramaXvPutStill(client));
         else
 #endif
-    	    result = (ProcXvPutStill(client)); break;
+    	    result = (ProcXvPutStill(client));
+    	    break;
     case xv_GetVideo: result = (ProcXvGetVideo(client)); break;
     case xv_GetStill: result = (ProcXvGetStill(client)); break;
     case xv_GrabPort: result = (ProcXvGrabPort(client)); break;
@@ -295,35 +297,39 @@ ProcXvDispatch(ClientPtr client)
     case xv_StopVideo: 
 #ifdef PANORAMIX
         if(!noPanoramiXExtension)
-	    result = (XineramaXvStopVideo(client)); break;
+	    result = (XineramaXvStopVideo(client));
 	else
 #endif
-	    result = (ProcXvStopVideo(client)); break;
+	    result = (ProcXvStopVideo(client));
+            break;
     case xv_SetPortAttribute: 
 #ifdef PANORAMIX
         if(!noPanoramiXExtension)
-	    result = (XineramaXvSetPortAttribute(client)); break;
+	    result = (XineramaXvSetPortAttribute(client));
 	else
 #endif
-	    result = (ProcXvSetPortAttribute(client)); break;
+	    result = (ProcXvSetPortAttribute(client));
+            break;
     case xv_GetPortAttribute: result = (ProcXvGetPortAttribute(client)); break;
     case xv_QueryBestSize: result = (ProcXvQueryBestSize(client)); break;
     case xv_QueryPortAttributes: result = (ProcXvQueryPortAttributes(client)); break;
     case xv_PutImage:
 #ifdef PANORAMIX
         if(!noPanoramiXExtension)
-	    result = (XineramaXvPutImage(client)); break;
+	    result = (XineramaXvPutImage(client));
 	else
 #endif
-	    result = (ProcXvPutImage(client)); break;
+	    result = (ProcXvPutImage(client));
+            break;
 #ifdef MITSHM
     case xv_ShmPutImage: 
 #ifdef PANORAMIX
         if(!noPanoramiXExtension)
-	    result = (XineramaXvShmPutImage(client)); break;
+	    result = (XineramaXvShmPutImage(client));
 	else
 #endif
-	    result = (ProcXvShmPutImage(client)); break;
+	    result = (ProcXvShmPutImage(client));
+	    break;
 #endif
     case xv_QueryImageAttributes: result = (ProcXvQueryImageAttributes(client)); break;
     case xv_ListImageFormats: result = (ProcXvListImageFormats(client)); break;