mirror of
https://gitlab.freedesktop.org/xorg/xserver.git
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281 lines
8.3 KiB
C
281 lines
8.3 KiB
C
/*
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* Copyright 2001-2004 Red Hat Inc., Durham, North Carolina.
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*
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation on the rights to use, copy, modify, merge,
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* publish, distribute, sublicense, and/or sell copies of the Software,
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* and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial
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* portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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/*
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* Authors:
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* Rickard E. (Rik) Faith <faith@redhat.com>
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*
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*/
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/** \file
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* This code queries and modifies the connection block. */
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#ifdef HAVE_DMX_CONFIG_H
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#include <dmx-config.h>
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#endif
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#include "dmx.h"
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#include "dmxcb.h"
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#include "dmxinput.h"
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#include "dmxlog.h"
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#include "dmxwindow.h"
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extern int connBlockScreenStart;
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#ifdef PANORAMIX
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extern int PanoramiXPixWidth;
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extern int PanoramiXPixHeight;
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extern int PanoramiXNumScreens;
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#include "panoramiX.h"
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#include "panoramiXsrv.h"
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#endif
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int dmxGlobalWidth, dmxGlobalHeight;
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/** We may want the wall dimensions to be different from the bounding
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* box dimensions that Xinerama computes, so save those and update them
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* here.
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*/
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void dmxSetWidthHeight(int width, int height)
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{
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dmxGlobalWidth = width;
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dmxGlobalHeight = height;
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}
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void dmxComputeWidthHeight(void)
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{
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int i;
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ScreenPtr pScreen;
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int w = 0;
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int h = 0;
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for (i = 0; i < dmxNumScreens; i++) {
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pScreen = screenInfo.screens[i];
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if (w < pScreen->width)
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w = pScreen->width;
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if (h < pScreen->height)
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h = pScreen->height;
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}
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dmxSetWidthHeight (w, h);
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}
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static Bool
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dmxCreateInputOverlayWindow (void)
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{
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WindowPtr pWin;
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XID inputOverlayWid;
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XID overrideRedirect = TRUE;
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int result;
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Atom xdndVersion = 5;
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if (dmxScreens[0].inputOverlayWid)
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return TRUE;
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inputOverlayWid = FakeClientID (0);
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#ifdef PANORAMIX
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if (!noPanoramiXExtension)
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{
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PanoramiXRes *newWin;
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int j;
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if (!(newWin = (PanoramiXRes *) xalloc (sizeof (PanoramiXRes))))
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return BadAlloc;
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newWin->type = XRT_WINDOW;
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newWin->u.win.visibility = VisibilityNotViewable;
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newWin->u.win.class = InputOnly;
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newWin->u.win.root = FALSE;
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newWin->info[0].id = inputOverlayWid;
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for(j = 1; j < PanoramiXNumScreens; j++)
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newWin->info[j].id = FakeClientID (0);
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FOR_NSCREENS_BACKWARD(j) {
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pWin = CreateWindow (newWin->info[j].id, WindowTable[j],
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-1, -1, 1, 1, 0, InputOnly,
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CWOverrideRedirect, &overrideRedirect,
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0, serverClient, CopyFromParent,
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&result);
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if (result != Success)
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return FALSE;
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if (!AddResource (pWin->drawable.id, RT_WINDOW, pWin))
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return FALSE;
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dmxScreens[j].inputOverlayWid = inputOverlayWid;
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dmxScreens[j].pInputOverlayWin = pWin;
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}
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AddResource (newWin->info[0].id, XRT_WINDOW, newWin);
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}
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else
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#endif
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{
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pWin = CreateWindow (inputOverlayWid, WindowTable[0],
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-1, -1, 1, 1, 0, InputOnly,
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CWOverrideRedirect, &overrideRedirect,
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0, serverClient, CopyFromParent,
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&result);
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if (result != Success)
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return FALSE;
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if (!AddResource (pWin->drawable.id, RT_WINDOW, pWin))
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return FALSE;
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dmxScreens[0].inputOverlayWid = inputOverlayWid;
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dmxScreens[0].pInputOverlayWin = pWin;
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}
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ChangeWindowProperty (dmxScreens[0].pInputOverlayWin,
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dmxScreens[0].xdndAwareAtom,
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XA_ATOM,
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32,
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PropModeReplace,
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1,
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&xdndVersion,
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TRUE);
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return TRUE;
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}
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/** A callback routine that hooks into Xinerama and provides a
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* convenient place to print summary log information during server
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* startup. This routine does not modify any values. */
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void dmxConnectionBlockCallback(void)
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{
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xWindowRoot *root = (xWindowRoot *)(ConnectionInfo+connBlockScreenStart);
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int offset = connBlockScreenStart + sizeof(xWindowRoot);
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int i;
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Bool *found = NULL;
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MAXSCREENSALLOC(found);
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if (!found)
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dmxLog(dmxFatal, "dmxConnectionBlockCallback: out of memory\n");
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dmxLog(dmxInfo, "===== Start of Summary =====\n");
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#ifdef PANORAMIX
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if (!noPanoramiXExtension) {
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if (dmxGlobalWidth && dmxGlobalHeight
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&& (dmxGlobalWidth != PanoramiXPixWidth
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|| dmxGlobalHeight != PanoramiXPixHeight)) {
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dmxLog(dmxInfo,
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"Changing Xinerama dimensions from %d %d to %d %d\n",
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PanoramiXPixWidth, PanoramiXPixHeight,
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dmxGlobalWidth, dmxGlobalHeight);
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PanoramiXPixWidth = root->pixWidth = dmxGlobalWidth;
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PanoramiXPixHeight = root->pixHeight = dmxGlobalHeight;
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} else {
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dmxGlobalWidth = PanoramiXPixWidth;
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dmxGlobalHeight = PanoramiXPixHeight;
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}
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dmxLog(dmxInfo, "%d screens configured with Xinerama (%d %d)\n",
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PanoramiXNumScreens, PanoramiXPixWidth, PanoramiXPixHeight);
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for (i = 0; i < PanoramiXNumScreens; i++) found[i] = FALSE;
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} else {
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#endif
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/* This never happens because we're
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* either called from a Xinerama
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* callback or during reconfiguration
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* (which only works with Xinerama on).
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* In any case, be reasonable. */
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dmxLog(dmxInfo, "%d screens configured (%d %d)\n",
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screenInfo.numScreens, root->pixWidth, root->pixHeight);
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#ifdef PANORAMIX
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}
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#endif
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for (i = 0; i < root->nDepths; i++) {
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xDepth *depth = (xDepth *)(ConnectionInfo + offset);
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int voffset = offset + sizeof(xDepth);
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xVisualType *visual = (xVisualType *)(ConnectionInfo + voffset);
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int j;
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dmxLog(dmxInfo, "%d visuals at depth %d:\n",
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depth->nVisuals, depth->depth);
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for (j = 0; j < depth->nVisuals; j++, visual++) {
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XVisualInfo vi;
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vi.visual = NULL;
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vi.visualid = visual->visualID;
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vi.screen = 0;
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vi.depth = depth->depth;
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vi.class = visual->class;
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vi.red_mask = visual->redMask;
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vi.green_mask = visual->greenMask;
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vi.blue_mask = visual->blueMask;
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vi.colormap_size = visual->colormapEntries;
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vi.bits_per_rgb = visual->bitsPerRGB;
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dmxLogVisual(NULL, &vi, 0);
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#ifdef PANORAMIX
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if (!noPanoramiXExtension) {
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int k;
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for (k = 0; k < PanoramiXNumScreens; k++) {
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DMXScreenInfo *dmxScreen = &dmxScreens[k];
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if (dmxScreen->beDisplay) {
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XVisualInfo *pvi =
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&dmxScreen->beVisuals[dmxScreen->beDefVisualIndex];
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if (pvi->depth == depth->depth &&
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pvi->class == visual->class)
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found[k] = TRUE;
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} else {
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/* Screen #k is detatched, so it always succeeds */
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found[k] = TRUE;
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}
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}
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}
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#endif
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}
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offset = voffset + depth->nVisuals * sizeof(xVisualType);
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}
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dmxLog(dmxInfo, "===== End of Summary =====\n");
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#ifdef PANORAMIX
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if (!noPanoramiXExtension) {
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Bool fatal = FALSE;
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for (i = 0; i < PanoramiXNumScreens; i++) {
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fatal |= !found[i];
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if (!found[i]) {
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dmxLog(dmxError,
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"The default visual for screen #%d does not match "
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"any of the\n", i);
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dmxLog(dmxError,
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"consolidated visuals from Xinerama (listed above)\n");
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}
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}
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if (fatal)
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dmxLog(dmxFatal,
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"dmxConnectionBlockCallback: invalid screen(s) found");
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}
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#endif
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MAXSCREENSFREE(found);
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if (!dmxCreateInputOverlayWindow ())
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dmxLog (dmxFatal, "dmxCreateInputOverlayWindow: failed");
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}
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