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authorReinhard Tartler <siretart@tauware.de>2011-10-10 17:43:39 +0200
committerReinhard Tartler <siretart@tauware.de>2011-10-10 17:43:39 +0200
commitf4092abdf94af6a99aff944d6264bc1284e8bdd4 (patch)
tree2ac1c9cc16ceb93edb2c4382c088dac5aeafdf0f /nx-X11/programs/Xserver/hw/dmx/input/dmxconsole.c
parenta840692edc9c6d19cd7c057f68e39c7d95eb767d (diff)
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Imported nx-X11-3.1.0-1.tar.gznx-X11/3.1.0-1
Summary: Imported nx-X11-3.1.0-1.tar.gz Keywords: Imported nx-X11-3.1.0-1.tar.gz into Git repository
Diffstat (limited to 'nx-X11/programs/Xserver/hw/dmx/input/dmxconsole.c')
-rw-r--r--nx-X11/programs/Xserver/hw/dmx/input/dmxconsole.c1023
1 files changed, 1023 insertions, 0 deletions
diff --git a/nx-X11/programs/Xserver/hw/dmx/input/dmxconsole.c b/nx-X11/programs/Xserver/hw/dmx/input/dmxconsole.c
new file mode 100644
index 000000000..7a313aadd
--- /dev/null
+++ b/nx-X11/programs/Xserver/hw/dmx/input/dmxconsole.c
@@ -0,0 +1,1023 @@
+/* $XFree86$ */
+/*
+ * Copyright 2001-2003 Red Hat Inc., Durham, North Carolina.
+ *
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation on the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS
+ * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+ * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+/*
+ * Authors:
+ * David H. Dawes <dawes@xfree86.org>
+ * Kevin E. Martin <kem@redhat.com>
+ * Rickard E. (Rik) Faith <faith@redhat.com>
+ *
+ */
+
+/** \file
+ *
+ * This file implements the console input devices.
+ */
+
+#ifdef HAVE_DMX_CONFIG_H
+#include <dmx-config.h>
+#endif
+
+#define DMX_CONSOLE_DEBUG 0
+#define DMX_WINDOW_DEBUG 0
+
+#include "dmxinputinit.h"
+#include "dmxevents.h"
+#include "dmxconsole.h"
+#include "dmxcommon.h"
+#include "dmxscrinit.h"
+#include "dmxcb.h"
+#include "dmxsync.h"
+
+#include "inputstr.h"
+#include "input.h"
+#include "mipointer.h"
+#include "windowstr.h"
+
+#define CONSOLE_NUM 3
+#define CONSOLE_DEN 4
+#define DMX_CONSOLE_NAME "DMX Console"
+#define DMX_RES_NAME "Xdmx"
+#define DMX_RES_CLASS "XDmx"
+#define CONSOLE_BG_COLOR "gray75"
+#define CONSOLE_FG_COLOR "black"
+#define CONSOLE_SCREEN_BG_COLOR "white"
+#define CONSOLE_SCREEN_FG_COLOR "black"
+#define CONSOLE_SCREEN_DET_COLOR "gray75"
+#define CONSOLE_SCREEN_CUR_COLOR "red"
+
+#if DMX_CONSOLE_DEBUG
+#define DMXDBG0(f) dmxLog(dmxDebug,f)
+#define DMXDBG1(f,a) dmxLog(dmxDebug,f,a)
+#define DMXDBG2(f,a,b) dmxLog(dmxDebug,f,a,b)
+#define DMXDBG3(f,a,b,c) dmxLog(dmxDebug,f,a,b,c)
+#define DMXDBG4(f,a,b,c,d) dmxLog(dmxDebug,f,a,b,c,d)
+#define DMXDBG5(f,a,b,c,d,e) dmxLog(dmxDebug,f,a,b,c,d,e)
+#define DMXDBG6(f,a,b,c,d,e,g) dmxLog(dmxDebug,f,a,b,c,d,e,g)
+#define DMXDBG7(f,a,b,c,d,e,g,h) dmxLog(dmxDebug,f,a,b,c,d,e,g,h)
+#else
+#define DMXDBG0(f)
+#define DMXDBG1(f,a)
+#define DMXDBG2(f,a,b)
+#define DMXDBG3(f,a,b,c)
+#define DMXDBG4(f,a,b,c,d)
+#define DMXDBG5(f,a,b,c,d,e)
+#define DMXDBG6(f,a,b,c,d,e,g)
+#define DMXDBG7(f,a,b,c,d,e,g,h)
+#endif
+
+/* Private area for consoles. */
+typedef struct _myPrivate {
+ DMX_COMMON_PRIVATE;
+ int lastX;
+ int lastY;
+ int globalX;
+ int globalY;
+ int curX;
+ int curY;
+ int width;
+ int height;
+ int consWidth;
+ int consHeight;
+ double xScale;
+ double yScale;
+ XlibGC gc, gcDet, gcRev, gcCur;
+ int grabbed, fine, captured;
+ Cursor cursorNormal, cursorGrabbed, cursorEmpty;
+ Pixmap pixmap;
+
+ CloseScreenProcPtr CloseScreen;
+ struct _myPrivate *next; /* for closing multiple consoles */
+ int initialized;
+ DevicePtr mou, kbd;
+} myPrivate;
+
+static int scalex(myPrivate *priv, int x)
+{
+ return (int)((x * priv->xScale) + .5);
+}
+
+static int scaley(myPrivate *priv, int y)
+{
+ return (int)((y * priv->yScale) + .5);
+}
+
+static int unscalex(myPrivate *priv, int x)
+{
+ return (int)((x / priv->xScale) + .5);
+}
+
+static int unscaley(myPrivate *priv, int y)
+{
+ return (int)((y / priv->yScale) + .5);
+}
+
+/** Create the private area for \a pDevice. */
+pointer dmxConsoleCreatePrivate(DeviceIntPtr pDevice)
+{
+ GETDMXLOCALFROMPDEVICE;
+ myPrivate *priv = xalloc(sizeof(*priv));
+ memset(priv, 0, sizeof(*priv));
+ priv->dmxLocal = dmxLocal;
+ return priv;
+}
+
+/** If \a private is non-NULL, free its associated memory. */
+void dmxConsoleDestroyPrivate(pointer private)
+{
+ if (private) xfree(private);
+}
+
+static void dmxConsoleDrawFineCursor(myPrivate *priv, XRectangle *rect)
+{
+ int size = 6;
+ int x, y;
+
+ XDrawLine(priv->display, priv->pixmap, priv->gcCur,
+ x = scalex(priv, priv->globalX) - size,
+ scaley(priv, priv->globalY),
+ scalex(priv, priv->globalX) + size,
+ scaley(priv, priv->globalY));
+ XDrawLine(priv->display, priv->pixmap, priv->gcCur,
+ scalex(priv, priv->globalX),
+ y = scaley(priv, priv->globalY) - size,
+ scalex(priv, priv->globalX),
+ scaley(priv, priv->globalY) + size);
+ if (priv->grabbed) {
+ XDrawLine(priv->display, priv->pixmap, priv->gcCur,
+ scalex(priv, priv->globalX) - (int)(size / 1.4),
+ scaley(priv, priv->globalY) - (int)(size / 1.4),
+ scalex(priv, priv->globalX) + (int)(size / 1.4),
+ scaley(priv, priv->globalY) + (int)(size / 1.4));
+ XDrawLine(priv->display, priv->pixmap, priv->gcCur,
+ scalex(priv, priv->globalX) - (int)(size / 1.4),
+ scaley(priv, priv->globalY) + (int)(size / 1.4),
+ scalex(priv, priv->globalX) + (int)(size / 1.4),
+ scaley(priv, priv->globalY) - (int)(size / 1.4));
+ }
+ if (rect) {
+ rect->x = x;
+ rect->y = y;
+ rect->width = 2 * size;
+ rect->height = 2 * size;
+ }
+}
+
+static void dmxConsoleDrawWindows(pointer private)
+{
+ GETONLYPRIVFROMPRIVATE;
+ Display *dpy = priv->display;
+ int i;
+ Region whole, used, avail;
+ XRectangle rect;
+
+ whole = XCreateRegion();
+ used = XCreateRegion();
+ avail = XCreateRegion();
+ rect.x = 0;
+ rect.y = 0;
+ rect.width = priv->consWidth;
+ rect.height = priv->consHeight;
+ XUnionRectWithRegion(&rect, whole, whole);
+
+ for (i = 0; i < dmxNumScreens; i++) {
+ WindowPtr pRoot = WindowTable[i];
+ WindowPtr pChild;
+
+#if DMX_WINDOW_DEBUG
+ dmxLog(dmxDebug, "%lu %p %p %p 2\n",
+ pRoot->drawable.id,
+ pRoot->parent, pRoot->firstChild, pRoot->lastChild);
+#endif
+
+ for (pChild = pRoot->firstChild; pChild; pChild = pChild->nextSib) {
+ if (pChild->mapped
+ && pChild->realized) {
+#if DMX_WINDOW_DEBUG
+ dmxLog(dmxDebug, " %p %d,%d %dx%d %d %d %d RECTS\n",
+ pChild,
+ pChild->drawable.x,
+ pChild->drawable.y,
+ pChild->drawable.width,
+ pChild->drawable.height,
+ pChild->visibility,
+ pChild->overrideRedirect,
+ REGION_NUM_RECTS(&pChild->clipList));
+#endif
+ rect.x = scalex(priv, pChild->drawable.x
+ + dixScreenOrigins[i].x);
+ rect.y = scaley(priv, pChild->drawable.y
+ + dixScreenOrigins[i].y);
+ rect.width = scalex(priv, pChild->drawable.width);
+ rect.height = scaley(priv, pChild->drawable.height);
+ XDrawRectangle(dpy, priv->pixmap, priv->gc,
+ rect.x, rect.y, rect.width, rect.height);
+ XUnionRectWithRegion(&rect, used, used);
+ XSubtractRegion(whole, used, avail);
+ XSetRegion(dpy, priv->gc, avail);
+ }
+ }
+#ifdef PANORAMIX
+ if (!noPanoramiXExtension) break; /* Screen 0 valid with Xinerama */
+#endif
+ }
+ XDestroyRegion(avail);
+ XDestroyRegion(used);
+ XDestroyRegion(whole);
+ XSetClipMask(dpy, priv->gc, None);
+}
+
+static void dmxConsoleDraw(myPrivate *priv, int updateCursor, int update)
+{
+ GETDMXINPUTFROMPRIV;
+ Display *dpy = priv->display;
+ int i;
+
+ XFillRectangle(dpy, priv->pixmap, priv->gc, 0, 0,
+ priv->consWidth, priv->consHeight);
+
+ for (i = 0; i < dmxNumScreens; i++) {
+ DMXScreenInfo *dmxScreen = &dmxScreens[i];
+ XFillRectangle(dpy, priv->pixmap,
+ dmxScreen->beDisplay ? priv->gcRev : priv->gcDet,
+ scalex(priv, dixScreenOrigins[i].x),
+ scaley(priv, dixScreenOrigins[i].y),
+ scalex(priv, screenInfo.screens[i]->width),
+ scaley(priv, screenInfo.screens[i]->height));
+ }
+ for (i = 0; i < dmxNumScreens; i++) {
+ XDrawRectangle(dpy, priv->pixmap, priv->gc,
+ scalex(priv, dixScreenOrigins[i].x),
+ scaley(priv, dixScreenOrigins[i].y),
+ scalex(priv, screenInfo.screens[i]->width),
+ scaley(priv, screenInfo.screens[i]->height));
+ }
+ if (dmxInput->windows) dmxConsoleDrawWindows(priv);
+ if (priv->fine && updateCursor) dmxConsoleDrawFineCursor(priv, 0);
+ if (update) {
+ XCopyArea(priv->display, priv->pixmap, priv->window, priv->gc,
+ 0, 0, priv->consWidth, priv->consHeight, 0, 0);
+ XSync(priv->display, False); /* Not a backend display */
+ }
+}
+
+static void dmxConsoleClearCursor(myPrivate *priv, int x, int y,
+ XRectangle *rect)
+{
+ int cw = 14, ch = 14; /* Clear width and height */
+
+ rect->x = scalex(priv, x) - cw/2;
+ rect->y = scaley(priv, y) - ch/2;
+ rect->width = cw;
+ rect->height = ch;
+ XSetClipRectangles(priv->display, priv->gc, 0, 0, rect, 1, Unsorted);
+ XSetClipRectangles(priv->display, priv->gcDet, 0, 0, rect, 1, Unsorted);
+ XSetClipRectangles(priv->display, priv->gcRev, 0, 0, rect, 1, Unsorted);
+ dmxConsoleDraw(priv, 0, 0);
+ XSetClipMask(priv->display, priv->gc, None);
+ XSetClipMask(priv->display, priv->gcDet, None);
+ XSetClipMask(priv->display, priv->gcRev, None);
+}
+
+
+static void dmxConsoleUpdateFineCursor(myPrivate *priv)
+{
+ int leave = 0;
+ XRectangle rects[2];
+
+ dmxConsoleClearCursor(priv, priv->globalX, priv->globalY, &rects[0]);
+ if (priv->dmxLocal->sendsCore) {
+ dmxGetGlobalPosition(&priv->globalX, &priv->globalY);
+ } else {
+ priv->globalX = priv->dmxLocal->lastX;
+ priv->globalY = priv->dmxLocal->lastY;
+ }
+
+ priv->lastX = scalex(priv, priv->width / 2);
+ priv->lastY = scaley(priv, priv->height / 2);
+
+ /* Compute new warp position, which may be
+ outside the window */
+ if (priv->globalX < 1 || priv->globalX >= priv->width) {
+ if (priv->globalX < 1) priv->lastX = 0;
+ else priv->lastX = scalex(priv, priv->width);
+ priv->lastY = scaley(priv, priv->globalY);
+ ++leave;
+ }
+ if (priv->globalY < 1 || priv->globalY >= priv->height) {
+ if (priv->globalY < 1) priv->lastY = 0;
+ else priv->lastY = scaley(priv, priv->height);
+ priv->lastX = scalex(priv, priv->globalX);
+ ++leave;
+ }
+
+ /* Draw pseudo cursor in window */
+ dmxConsoleDrawFineCursor(priv, &rects[1]);
+
+ XSetClipRectangles(priv->display, priv->gc, 0, 0, rects, 2, Unsorted);
+ XCopyArea(priv->display, priv->pixmap, priv->window, priv->gc,
+ 0, 0, priv->consWidth, priv->consHeight, 0, 0);
+ XSetClipMask(priv->display, priv->gc, None);
+
+ DMXDBG2("dmxConsoleUpdateFineCursor: WARP %d %d\n",
+ priv->lastX, priv->lastY);
+ XWarpPointer(priv->display, priv->window, priv->window,
+ 0, 0, 0, 0, priv->lastX, priv->lastY);
+ XSync(priv->display, False); /* Not a backend display */
+
+ if (leave) {
+ XEvent X;
+ while (XCheckMaskEvent(priv->display, PointerMotionMask, &X)) {
+ if (X.type == MotionNotify) {
+ if (X.xmotion.x != priv->lastX || X.xmotion.y != priv->lastY) {
+ DMXDBG4("Ignoring motion to %d %d after leave frm %d %d\n",
+ X.xmotion.x, X.xmotion.y,
+ priv->lastX, priv->lastY);
+ }
+ } else {
+ dmxLog(dmxInfo, "Ignoring event (%d): %s ****************\n",
+ X.type, dmxEventName(X.type));
+ }
+ }
+ }
+ DMXDBG6("dmxConsoleUpdateFineCursor: Warp %d %d on %d %d [%d %d]\n",
+ priv->lastX, priv->lastY,
+ scalex(priv, priv->width),
+ scaley(priv, priv->height),
+ priv->globalX, priv->globalY);
+}
+
+/** Whenever the window layout (size, position, stacking order) might be
+ * changed, this routine is called with the \a pWindow that changed and
+ * the \a type of change. This routine is called in a conservative
+ * fashion: the actual layout of the windows of the screen might not
+ * have had any human-visible changes. */
+void dmxConsoleUpdateInfo(pointer private, DMXUpdateType type,
+ WindowPtr pWindow)
+{
+ GETONLYPRIVFROMPRIVATE;
+ dmxConsoleDraw(priv, 1, 1);
+}
+
+static void dmxConsoleMoveAbsolute(myPrivate *priv, int x, int y,
+ DevicePtr pDev, dmxMotionProcPtr motion,
+ DMXBlockType block)
+{
+ int tmpX, tmpY, v[2];
+
+ tmpX = unscalex(priv, x);
+ tmpY = unscalex(priv, y);
+ DMXDBG6("dmxConsoleMoveAbsolute(,%d,%d) %d %d =? %d %d\n",
+ x, y, tmpX, tmpY, priv->curX, priv->curY);
+ if (tmpX == priv->curX && tmpY == priv->curY) return;
+ v[0] = unscalex(priv, x);
+ v[1] = unscaley(priv, y);
+ motion(pDev, v, 0, 2, DMX_ABSOLUTE_CONFINED, block);
+ /* dmxConsoleUpdatePosition gets called here by dmxCoreMotion */
+}
+
+static void dmxConsoleMoveRelative(myPrivate *priv, int x, int y,
+ DevicePtr pDev, dmxMotionProcPtr motion,
+ DMXBlockType block)
+{
+ int v[2];
+ /* Ignore the event generated from * warping back to middle */
+ if (x == priv->lastX && y == priv->lastY) return;
+ v[0] = priv->lastX - x;
+ v[1] = priv->lastY - y;
+ motion(pDev, v, 0, 2, DMX_RELATIVE, block);
+ /* dmxConsoleUpdatePosition gets called here by dmxCoreMotion */
+}
+
+/** This routine gets called from #dmxCoreMotion for each motion. This
+ * allows the console's notion of the cursor postion to change when
+ * another input device actually caused the change. */
+void dmxConsoleUpdatePosition(pointer private, int x, int y)
+{
+ GETONLYPRIVFROMPRIVATE;
+ int tmpX, tmpY;
+ Display *dpy = priv->display;
+ static unsigned long dmxGeneration = 0;
+
+
+ tmpX = scalex(priv, x);
+ tmpY = scaley(priv, y);
+ DMXDBG6("dmxConsoleUpdatePosition(,%d,%d) new=%d,%d dims=%d,%d\n",
+ x, y, tmpX, tmpY, priv->consWidth, priv->consHeight);
+
+ if (priv->fine) dmxConsoleUpdateFineCursor(priv);
+ if (tmpX != priv->curX || tmpY != priv->curY) {
+ if (tmpX < 0) tmpX = 0;
+ if (tmpY < 0) tmpY = 0;
+ if (tmpX >= priv->consWidth) tmpX = priv->consWidth - 1;
+ if (tmpY >= priv->consHeight) tmpY = priv->consHeight - 1;
+ priv->curX = tmpX;
+ priv->curY = tmpY;
+ if (!priv->fine) {
+ DMXDBG2(" WARP B %d %d\n", priv->curX, priv->curY);
+ XWarpPointer(dpy, priv->window,
+ priv->window, 0, 0, 0, 0, tmpX, tmpY);
+ XSync(dpy, False); /* Not a backend display */
+ }
+ }
+
+ if (dmxGeneration != serverGeneration) {
+ dmxGeneration = serverGeneration;
+ dmxConsoleDraw(priv, 1, 1);
+ }
+}
+
+/** Collect all pending events from the console's display. Plase these
+ * events on the server event queue using the \a motion and \a enqueue
+ * routines. The \a checkspecial routine is used to check for special
+ * keys that need handling. \a block tells if signals should be blocked
+ * when updating the event queue. */
+void dmxConsoleCollectEvents(DevicePtr pDev,
+ dmxMotionProcPtr motion,
+ dmxEnqueueProcPtr enqueue,
+ dmxCheckSpecialProcPtr checkspecial,
+ DMXBlockType block)
+{
+ GETPRIVFROMPDEV;
+ GETDMXINPUTFROMPRIV;
+ Display *dpy = priv->display;
+ Window win = priv->window;
+ int width = priv->width;
+ int height = priv->height;
+ XEvent X, N;
+ XSetWindowAttributes attribs;
+ static int rInitialized = 0;
+ static Region r;
+ XRectangle rect;
+ static int raising = 0, raiseX, raiseY; /* FIXME */
+
+ while (XPending(dpy)) {
+ XNextEvent(dpy, &X);
+ switch(X.type) {
+ case VisibilityNotify:
+ break;
+ case Expose:
+ DMXDBG5("dmxConsoleCollectEvents: Expose #%d %d %d %d %d\n",
+ X.xexpose.count,
+ X.xexpose.x, X.xexpose.y,
+ X.xexpose.width, X.xexpose.height);
+ if (!rInitialized++) r = XCreateRegion();
+ rect.x = X.xexpose.x;
+ rect.y = X.xexpose.y;
+ rect.width = X.xexpose.width;
+ rect.height = X.xexpose.height;
+ XUnionRectWithRegion(&rect, r, r);
+ if (X.xexpose.count == 0) {
+ XSetRegion(dpy, priv->gc, r);
+ XSetRegion(dpy, priv->gcDet, r);
+ XSetRegion(dpy, priv->gcRev, r);
+ dmxConsoleDraw(priv, 1, 1);
+ XSetClipMask(dpy, priv->gc, None);
+ XSetClipMask(dpy, priv->gcDet, None);
+ XSetClipMask(dpy, priv->gcRev, None);
+ XDestroyRegion(r);
+ rInitialized = 0;
+ }
+ break;
+ case ResizeRequest:
+ DMXDBG2("dmxConsoleCollectEvents: Resize %d %d\n",
+ X.xresizerequest.width, X.xresizerequest.height);
+ priv->consWidth = X.xresizerequest.width;
+ priv->consHeight = X.xresizerequest.height;
+ priv->xScale = (double)priv->consWidth / width;
+ priv->yScale = (double)priv->consHeight / height;
+ attribs.override_redirect = True;
+ XChangeWindowAttributes(dpy, win, CWOverrideRedirect, &attribs);
+ XResizeWindow(dpy, win, priv->consWidth, priv->consHeight);
+ XFreePixmap(dpy, priv->pixmap);
+ priv->pixmap = XCreatePixmap(dpy,
+ RootWindow(dpy, DefaultScreen(dpy)),
+ priv->consWidth,
+ priv->consHeight,
+ DefaultDepth(dpy,DefaultScreen(dpy)));
+ dmxConsoleDraw(priv, 1, 1);
+ attribs.override_redirect = False;
+ XChangeWindowAttributes(dpy, win, CWOverrideRedirect, &attribs);
+ break;
+ case LeaveNotify:
+ DMXDBG4("dmxConsoleCollectEvents: Leave @ %d,%d; r=%d f=%d\n",
+ X.xcrossing.x, X.xcrossing.y, raising, priv->fine);
+ if (!priv->captured) dmxCommonRestoreState(priv);
+ else {
+ dmxConsoleUncapture(dmxInput);
+ dmxCommonRestoreState(priv);
+ }
+ break;
+ case EnterNotify:
+ DMXDBG6("dmxConsoleCollectEvents: Enter %d,%d r=%d f=%d (%d,%d)\n",
+ X.xcrossing.x, X.xcrossing.y, raising, priv->fine,
+ priv->curX, priv->curY);
+ dmxCommonSaveState(priv);
+ if (raising) {
+ raising = 0;
+ dmxConsoleMoveAbsolute(priv, raiseX, raiseY,
+ priv->mou, motion, block);
+ } else {
+ if (priv->fine) {
+ /* The raise will generate an event near the center,
+ * which is not where the cursor should be. So we
+ * save the real position, do the raise, and move
+ * the cursor here again after the raise generates
+ * the event. */
+ raising = 1;
+ raiseX = X.xcrossing.x;
+ raiseY = X.xcrossing.y;
+ XRaiseWindow(dpy, priv->window);
+ }
+ XSync(dpy, False); /* Not a backend display */
+ if (!X.xcrossing.x && !X.xcrossing.y)
+ dmxConsoleMoveAbsolute(priv, priv->curX, priv->curY,
+ priv->mou, motion, block);
+ }
+ break;
+ case MotionNotify:
+ if (priv->curX == X.xmotion.x && priv->curY == X.xmotion.y)
+ continue;
+ if (XPending(dpy)) { /* do motion compression */
+ XPeekEvent(dpy, &N);
+ if (N.type == MotionNotify) continue;
+ }
+ DMXDBG2("dmxConsoleCollectEvents: Motion %d %d\n",
+ X.xmotion.x, X.xmotion.y);
+ if (raising) {
+ raising = 0;
+ dmxConsoleMoveAbsolute(priv, raiseX, raiseY,
+ priv->mou, motion, block);
+ } else {
+ if (priv->fine)
+ dmxConsoleMoveRelative(priv, X.xmotion.x, X.xmotion.y,
+ priv->mou, motion, block);
+ else
+ dmxConsoleMoveAbsolute(priv, X.xmotion.x, X.xmotion.y,
+ priv->mou, motion, block);
+ }
+ break;
+ case KeyPress:
+ case KeyRelease:
+ enqueue(priv->kbd, X.type, X.xkey.keycode, 0, NULL, block);
+ break;
+ default:
+ /* Pass the whole event here, because
+ * this may be an extension event. */
+ enqueue(priv->mou, X.type, X.xbutton.button, 0, &X, block);
+ break;
+ }
+ }
+}
+
+static void dmxCloseConsole(myPrivate *priv)
+{
+ GETDMXINPUTFROMPRIV;
+ dmxCommonRestoreState(priv);
+ if (priv->display) {
+ XFreeGC(priv->display, priv->gc);
+ XFreeGC(priv->display, priv->gcDet);
+ XFreeGC(priv->display, priv->gcRev);
+ XFreeGC(priv->display, priv->gcCur);
+ if (!dmxInput->console) XCloseDisplay(priv->display);
+ }
+ priv->display = NULL;
+}
+
+static Bool dmxCloseConsoleScreen(int idx, ScreenPtr pScreen)
+{
+ myPrivate *priv, *last;
+
+ for (last = priv = pScreen->devPrivates[dmxScreenPrivateIndex].ptr;
+ priv;
+ priv = priv->next) dmxCloseConsole(last = priv);
+
+ DMX_UNWRAP(CloseScreen, last, pScreen);
+ return pScreen->CloseScreen(idx, pScreen);
+}
+
+static Cursor dmxConsoleCreateEmptyCursor(myPrivate *priv)
+{
+ char noCursorData[] = { 0, 0, 0, 0, 0, 0, 0, 0 };
+ Pixmap pixmap;
+ Cursor cursor;
+ XColor color, tmpColor;
+ Display *dpy = priv->display;
+
+ /* Create empty cursor for window */
+ pixmap = XCreateBitmapFromData(priv->display, priv->window,
+ noCursorData, 8, 8);
+ if (!XAllocNamedColor(dpy, DefaultColormap(dpy, DefaultScreen(dpy)),
+ "black",
+ &color,
+ &tmpColor))
+ dmxLog(dmxFatal, "Cannot allocate color for cursor\n");
+ cursor = XCreatePixmapCursor(dpy, pixmap, pixmap, &color, &color, 0, 0);
+ XFreePixmap(dpy, pixmap);
+ return cursor;
+}
+
+static void dmxConsoleComputeWidthHeight(myPrivate *priv,
+ int *width, int *height,
+ double *xScale, double *yScale,
+ int *consWidth, int *consHeight)
+{
+ int screen;
+ Display *dpy = priv->display;
+
+ *width = 0;
+ *height = 0;
+ *xScale = 1.0;
+ *yScale = 1.0;
+
+ screen = DefaultScreen(dpy);
+ *consWidth = DisplayWidth(dpy, screen) * CONSOLE_NUM / CONSOLE_DEN;
+ *consHeight = DisplayHeight(dpy, screen) * CONSOLE_NUM / CONSOLE_DEN;
+
+ if (*consWidth < 1) *consWidth = 1;
+ if (*consHeight < 1) *consHeight = 1;
+
+#if 1
+ /* Always keep the console size similar
+ * to the global bounding box. */
+ *width = dmxGlobalWidth;
+ *height = dmxGlobalHeight;
+#else
+ /* Make the console window as big as
+ * possible by computing the visible
+ * bounding box. */
+ for (i = 0; i < dmxNumScreens; i++) {
+ if (dixScreenOrigins[i].x+screenInfo.screens[i]->width > *width)
+ *width = dixScreenOrigins[i].x+screenInfo.screens[i]->width;
+
+ if (dixScreenOrigins[i].y+screenInfo.screens[i]->height > *height)
+ *height = dixScreenOrigins[i].y+screenInfo.screens[i]->height;
+ }
+#endif
+
+ if ((double)*consWidth / *width < (double)*consHeight / *height)
+ *xScale = *yScale = (double)*consWidth / *width;
+ else
+ *xScale = *yScale = (double)*consHeight / *height;
+
+ *consWidth = scalex(priv, *width);
+ *consHeight = scaley(priv, *height);
+ if (*consWidth < 1) *consWidth = 1;
+ if (*consHeight < 1) *consHeight = 1;
+}
+
+/** Re-initialized the console device described by \a pDev (after a
+ * reconfig). */
+void dmxConsoleReInit(DevicePtr pDev)
+{
+ GETPRIVFROMPDEV;
+ Display *dpy = priv->display;
+
+ if (!priv || !priv->initialized) return;
+
+ dmxConsoleComputeWidthHeight(priv,
+ &priv->width, &priv->height,
+ &priv->xScale, &priv->yScale,
+ &priv->consWidth, &priv->consHeight);
+ XResizeWindow(dpy, priv->window, priv->consWidth, priv->consHeight);
+ XFreePixmap(dpy, priv->pixmap);
+ priv->pixmap = XCreatePixmap(dpy,
+ RootWindow(dpy, DefaultScreen(dpy)),
+ priv->consWidth,
+ priv->consHeight,
+ DefaultDepth(dpy,DefaultScreen(dpy)));
+ dmxConsoleDraw(priv, 1, 1);
+}
+
+/** Initialized the console device described by \a pDev. */
+void dmxConsoleInit(DevicePtr pDev)
+{
+ GETPRIVFROMPDEV;
+ DMXInputInfo *dmxInput = &dmxInputs[dmxLocal->inputIdx];
+ int screen;
+ unsigned long mask;
+ XSetWindowAttributes attribs;
+ Display *dpy;
+ Window win;
+ XGCValues gcvals;
+ XColor color;
+ XClassHint class_hints;
+ unsigned long tmp;
+
+ if (dmxLocal->type == DMX_LOCAL_MOUSE) priv->mou = pDev;
+ if (dmxLocal->type == DMX_LOCAL_KEYBOARD) priv->kbd = pDev;
+ if (priv->initialized++) return; /* Only do once for mouse/keyboard pair */
+
+ if (!(dpy = priv->display = XOpenDisplay(dmxInput->name)))
+ dmxLog(dmxFatal,
+ "dmxOpenConsole: cannot open console display %s\n",
+ dmxInput->name);
+
+ /* Set up defaults */
+ dmxConsoleComputeWidthHeight(priv,
+ &priv->width, &priv->height,
+ &priv->xScale, &priv->yScale,
+ &priv->consWidth, &priv->consHeight);
+
+ /* Private initialization using computed values or constants. */
+ screen = DefaultScreen(dpy);
+ priv->initPointerX = scalex(priv, priv->width / 2);
+ priv->initPointerY = scaley(priv, priv->height / 2);
+ priv->eventMask = (ButtonPressMask
+ | ButtonReleaseMask
+ | PointerMotionMask
+ | EnterWindowMask
+ | LeaveWindowMask
+ | KeyPressMask
+ | KeyReleaseMask
+ | ExposureMask
+ | ResizeRedirectMask);
+
+ mask = CWBackPixel | CWEventMask | CWColormap | CWOverrideRedirect;
+ attribs.colormap = DefaultColormap(dpy, screen);
+ if (XParseColor(dpy, attribs.colormap, CONSOLE_BG_COLOR, &color)
+ && XAllocColor(dpy, attribs.colormap, &color)) {
+ attribs.background_pixel = color.pixel;
+ } else
+ attribs.background_pixel = WhitePixel(dpy, screen);
+
+ attribs.event_mask = priv->eventMask;
+ attribs.override_redirect = False;
+
+ win = priv->window = XCreateWindow(dpy,
+ RootWindow(dpy, screen),
+ 0, 0, priv->consWidth, priv->consHeight,
+ 0,
+ DefaultDepth(dpy, screen),
+ InputOutput,
+ DefaultVisual(dpy, screen),
+ mask, &attribs);
+ priv->pixmap = XCreatePixmap(dpy, RootWindow(dpy, screen),
+ priv->consWidth, priv->consHeight,
+ DefaultDepth(dpy, screen));
+
+ /* Set up properties */
+ XStoreName(dpy, win, DMX_CONSOLE_NAME);
+ class_hints.res_name = DMX_RES_NAME;
+ class_hints.res_class = DMX_RES_CLASS;
+ XSetClassHint(dpy, win, &class_hints);
+
+
+ /* Map the window */
+ XMapWindow(dpy, win);
+
+ /* Create cursors */
+ priv->cursorNormal = XCreateFontCursor(dpy, XC_circle);
+ priv->cursorGrabbed = XCreateFontCursor(dpy, XC_spider);
+ priv->cursorEmpty = dmxConsoleCreateEmptyCursor(priv);
+ XDefineCursor(dpy, priv->window, priv->cursorNormal);
+
+ /* Create GC */
+ mask = (GCFunction | GCPlaneMask | GCClipMask | GCForeground |
+ GCBackground | GCLineWidth | GCLineStyle | GCCapStyle |
+ GCFillStyle | GCGraphicsExposures);
+ gcvals.function = GXcopy;
+ gcvals.plane_mask = AllPlanes;
+ gcvals.clip_mask = None;
+ if (XParseColor(dpy, attribs.colormap, CONSOLE_SCREEN_FG_COLOR, &color)
+ && XAllocColor(dpy, attribs.colormap, &color)) {
+ gcvals.foreground = color.pixel;
+ } else
+ gcvals.foreground = BlackPixel(dpy, screen);
+ if (XParseColor(dpy, attribs.colormap, CONSOLE_SCREEN_BG_COLOR, &color)
+ && XAllocColor(dpy, attribs.colormap, &color)) {
+ gcvals.background = color.pixel;
+ } else
+ gcvals.background = WhitePixel(dpy, screen);
+ gcvals.line_width = 0;
+ gcvals.line_style = LineSolid;
+ gcvals.cap_style = CapNotLast;
+ gcvals.fill_style = FillSolid;
+ gcvals.graphics_exposures = False;
+
+ priv->gc = XCreateGC(dpy, win, mask, &gcvals);
+
+ tmp = gcvals.foreground;
+ if (XParseColor(dpy, attribs.colormap, CONSOLE_SCREEN_DET_COLOR, &color)
+ && XAllocColor(dpy, attribs.colormap, &color)) {
+ gcvals.foreground = color.pixel;
+ } else
+ gcvals.foreground = BlackPixel(dpy, screen);
+ priv->gcDet = XCreateGC(dpy, win, mask, &gcvals);
+ gcvals.foreground = tmp;
+
+ tmp = gcvals.background;
+ gcvals.background = gcvals.foreground;
+ gcvals.foreground = tmp;
+ priv->gcRev = XCreateGC(dpy, win, mask, &gcvals);
+
+ gcvals.background = gcvals.foreground;
+ if (XParseColor(dpy, attribs.colormap, CONSOLE_SCREEN_CUR_COLOR, &color)
+ && XAllocColor(dpy, attribs.colormap, &color)) {
+ gcvals.foreground = color.pixel;
+ } else
+ gcvals.foreground = BlackPixel(dpy, screen);
+ priv->gcCur = XCreateGC(dpy, win, mask, &gcvals);
+
+ dmxConsoleDraw(priv, 1, 1);
+
+ if (screenInfo.screens[0]->devPrivates[dmxScreenPrivateIndex].ptr)
+ priv->next = (screenInfo.screens[0]
+ ->devPrivates[dmxScreenPrivateIndex].ptr);
+ else
+ DMX_WRAP(CloseScreen, dmxCloseConsoleScreen,
+ priv, screenInfo.screens[0]);
+ screenInfo.screens[0]->devPrivates[dmxScreenPrivateIndex].ptr = priv;
+}
+
+/** Fill in the \a info structure for the specified \a pDev. Only used
+ * for pointers. */
+void dmxConsoleMouGetInfo(DevicePtr pDev, DMXLocalInitInfoPtr info)
+{
+ info->buttonClass = 1;
+ dmxCommonMouGetMap(pDev, info->map, &info->numButtons);
+ info->valuatorClass = 1;
+ info->numRelAxes = 2;
+ info->minval[0] = 0;
+ info->maxval[0] = 0;
+ info->res[0] = 1;
+ info->minres[0] = 0;
+ info->maxres[0] = 1;
+ info->ptrFeedbackClass = 1;
+}
+
+/** Fill in the \a info structure for the specified \a pDev. Only used
+ * for keyboard. */
+void dmxConsoleKbdGetInfo(DevicePtr pDev, DMXLocalInitInfoPtr info)
+{
+ dmxCommonKbdGetInfo(pDev, info);
+ info->keyboard = 1;
+ info->keyClass = 1;
+ dmxCommonKbdGetMap(pDev, &info->keySyms, info->modMap);
+ info->freemap = 1;
+ info->focusClass = 1;
+ info->kbdFeedbackClass = 1;
+}
+
+/** Handle special console-only keys. */
+int dmxConsoleFunctions(pointer private, DMXFunctionType function)
+{
+ GETONLYPRIVFROMPRIVATE;
+ XRectangle rect;
+ Display *dpy = priv->display;
+
+ switch (function) {
+ case DMX_FUNCTION_FINE:
+ if (priv->fine) {
+ priv->fine = 0;
+ dmxConsoleClearCursor(priv, priv->globalX, priv->globalY, &rect);
+ XSetClipRectangles(dpy, priv->gc, 0, 0, &rect, 1, Unsorted);
+ XCopyArea(dpy, priv->pixmap, priv->window, priv->gc,
+ 0, 0, priv->consWidth, priv->consHeight, 0, 0);
+ XSetClipMask(dpy, priv->gc, None);
+
+ XDefineCursor(dpy, priv->window,
+ priv->grabbed
+ ? priv->cursorGrabbed
+ : priv->cursorNormal);
+ XWarpPointer(dpy, priv->window, priv->window,
+ 0, 0, 0, 0,
+ scalex(priv, priv->globalX),
+ scaley(priv, priv->globalY));
+ XSync(dpy, False); /* Not a backend display */
+ } else {
+ priv->fine = 1;
+ XRaiseWindow(dpy, priv->window);
+ XDefineCursor(dpy, priv->window, priv->cursorEmpty);
+ dmxConsoleUpdateFineCursor(priv);
+ }
+ return 1;
+ case DMX_FUNCTION_GRAB:
+ if (priv->grabbed) {
+ XUngrabKeyboard(dpy, CurrentTime);
+ XUngrabPointer(dpy, CurrentTime);
+ XDefineCursor(dpy, priv->window,
+ priv->fine
+ ? priv->cursorEmpty
+ : priv->cursorNormal);
+ } else {
+ if (XGrabPointer(dpy, priv->window, True,
+ 0, GrabModeAsync, GrabModeAsync, priv->window,
+ None, CurrentTime)) {
+ dmxLog(dmxError, "XGrabPointer failed\n");
+ return 0;
+ }
+ if (XGrabKeyboard(dpy, priv->window, True,
+ GrabModeAsync, GrabModeAsync, CurrentTime)) {
+ dmxLog(dmxError, "XGrabKeyboard failed\n");
+ XUngrabPointer(dpy, CurrentTime);
+ return 0;
+ }
+ XDefineCursor(dpy, priv->window,
+ priv->fine
+ ? priv->cursorEmpty
+ : priv->cursorGrabbed);
+ }
+ priv->grabbed = !priv->grabbed;
+ if (priv->fine) dmxConsoleUpdateFineCursor(priv);
+ return 1;
+ case DMX_FUNCTION_TERMINATE:
+ return 1;
+ default:
+ return 0;
+ }
+}
+
+static void dmxDump(void)
+{
+ int i, j;
+ DMXInputInfo *dmxInput;
+ XEvent X;
+
+ for (i = 0, dmxInput = &dmxInputs[0]; i < dmxNumInputs; i++, dmxInput++) {
+ for (j = 0; j < dmxInput->numDevs; j++) {
+ DMXLocalInputInfoPtr dmxLocal = dmxInput->devs[j];
+ myPrivate *priv = dmxLocal->private;
+ while (priv
+ && priv->display
+ && XCheckTypedEvent(priv->display, MotionNotify, &X)) {
+ DMXDBG4("dmxDump: %s/%d threw event away %d %s\n",
+ dmxInput->name, j, X.type, dmxEventName(X.type));
+ }
+ }
+ }
+}
+
+/** This routine is used to warp the pointer into the console window
+ * from anywhere on the screen. It is used when backend and console
+ * input are both being taken from the same X display. */
+void dmxConsoleCapture(DMXInputInfo *dmxInput)
+{
+ int i;
+ XEvent X;
+
+ DMXDBG0("dmxConsoleCapture\n");
+ dmxSync(NULL, TRUE);
+ for (i = 0; i < dmxInput->numDevs; i++) {
+ DMXLocalInputInfoPtr dmxLocal = dmxInput->devs[i];
+ myPrivate *priv = dmxLocal->private;
+ if (dmxLocal->extType != DMX_LOCAL_TYPE_CONSOLE) continue;
+ if (dmxLocal->type != DMX_LOCAL_MOUSE) continue;
+ if (priv->captured) continue;
+ priv->captured = 2; /* Ungrab only after proximal events. */
+ XRaiseWindow(priv->display, priv->window);
+ XSync(priv->display, False); /* Not a backend display */
+ while (XCheckTypedEvent(priv->display, MotionNotify, &X)) {
+ DMXDBG3(" Ignoring motion to %d %d after capture on %s\n",
+ X.xmotion.x, X.xmotion.y, dmxInput->name);
+ }
+ XWarpPointer(priv->display, None,
+ priv->window, 0, 0, 0, 0, priv->curX, priv->curY);
+ XSync(priv->display, False); /* Not a backend display */
+ dmxDump();
+ if (priv->fine) dmxConsoleUpdateFineCursor(priv);
+ }
+}
+
+/** Undo the capture that was done by #dmxConsoleCapture. */
+void dmxConsoleUncapture(DMXInputInfo *dmxInput)
+{
+ int i;
+
+ DMXDBG0("dmxConsoleUncapture\n");
+ dmxSync(NULL, TRUE);
+ for (i = 0; i < dmxInput->numDevs; i++) {
+ DMXLocalInputInfoPtr dmxLocal = dmxInput->devs[i];
+ myPrivate *priv = dmxLocal->private;
+ if (dmxLocal->extType != DMX_LOCAL_TYPE_CONSOLE) continue;
+ if (dmxLocal->type != DMX_LOCAL_MOUSE) continue;
+ if (!priv->captured) continue;
+ priv->captured = 0;
+ XSync(priv->display, False); /* Not a backend display */
+ }
+}