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Diffstat (limited to 'src/XpExtUtil.c')
| -rw-r--r-- | src/XpExtUtil.c | 336 |
1 files changed, 336 insertions, 0 deletions
diff --git a/src/XpExtUtil.c b/src/XpExtUtil.c new file mode 100644 index 0000000..fc323e7 --- /dev/null +++ b/src/XpExtUtil.c @@ -0,0 +1,336 @@ +/* $Xorg: XpExtUtil.c,v 1.3 2000/08/17 19:46:06 cpqbld Exp $ */ +/****************************************************************************** + ****************************************************************************** + ** + ** (c) Copyright 1996 Hewlett-Packard Company + ** (c) Copyright 1996 International Business Machines Corp. + ** (c) Copyright 1996 Sun Microsystems, Inc. + ** (c) Copyright 1996 Novell, Inc. + ** (c) Copyright 1996 Digital Equipment Corp. + ** (c) Copyright 1996 Fujitsu Limited + ** (c) Copyright 1996 Hitachi, Ltd. + ** + ** 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 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 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 NONINFRINGEMENT. IN NO EVENT SHALL THE + ** COPYRIGHT HOLDERS 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. + ** + ** Except as contained in this notice, the names of the copyright holders shall + ** not be used in advertising or otherwise to promote the sale, use or other + ** dealings in this Software without prior written authorization from said + ** copyright holders. + ** + ****************************************************************************** + *****************************************************************************/ + +#define NEED_EVENTS +#define NEED_REPLIES +#include <stdio.h> +#include "Printstr.h" +#include "Xlibint.h" +#include "extutil.h" +#include <X11/Xos.h> + +#define ENQUEUE_EVENT True +#define DONT_ENQUEUE False + +static XExtensionInfo xp_info_data; +static XExtensionInfo *xp_info = &xp_info_data; +static /* const */ char *xp_extension_name = XP_PRINTNAME; +static /* const */ XEvent emptyevent; + +static int XpClose(); +static char *XpError(); +static Bool XpWireToEvent(); +static Status XpEventToWire(); + +#define XpCheckExtension(dpy,i,val) \ + XextCheckExtension (dpy, i, xp_extension_name, val) + +static /* const */ XExtensionHooks xpprint_extension_hooks = { + NULL, /* create_gc */ + NULL, /* copy_gc */ + NULL, /* flush_gc */ + NULL, /* free_gc */ + NULL, /* create_font */ + NULL, /* free_font */ + XpClose, /* close_display */ + XpWireToEvent, /* wire_to_event */ + XpEventToWire, /* event_to_wire */ + NULL, /* error */ + XpError, /* error_string */ +}; + +typedef struct _xpPrintData { + XEvent data; + XExtensionVersion *vers; +} xpPrintData; + +static char *XpErrorList[ /* XP_ERRORS */ ] = { + "XPBadContext", + "XPBadSequence", + "XPBadResourceID" +}; + +XEXT_GENERATE_FIND_DISPLAY (xp_find_display, xp_info, + xp_extension_name, &xpprint_extension_hooks, XP_EVENTS, NULL) + +static XEXT_GENERATE_ERROR_STRING (XpError, xp_extension_name, + XP_ERRORS, XpErrorList) + +/******************************************************************* + * + * XP Print extension versions. + */ + +static XExtensionVersion xpprintversions[] = {{XP_ABSENT,0,0}, + {XP_PRESENT, XP_PROTO_MAJOR, XP_PROTO_MINOR}}; + + +/*********************************************************************** + * + * Check to see if the Xp Print extension is installed in the server. + * Also check to see if the version is >= the requested version. + * + * xpprintversions[] shows all revisions of this library, past to present. + * xpprintversions[version_index] shows which version *this* library is. + */ + +int XpCheckExtInit(dpy, version_index) + register Display *dpy; + register int version_index; +{ + XExtDisplayInfo *info = xp_find_display (dpy); + + XpCheckExtension (dpy, info, -1); + + + /* + * Check for broken condition - a partial info world. + */ + if (info->data) { + if (!(((xpPrintData *) info->data)->vers)) { + return (-1); + } + } + + _XLockMutex(_Xglobal_lock); + if (info->data == NULL) { + /* + * Hang a Xp private data struct. Use it for version + * information. + */ + info->data = (caddr_t) Xmalloc (sizeof (xpPrintData)); + if (!info->data) { + _XUnlockMutex(_Xglobal_lock); + return (-1); + } + + ((xpPrintData *) info->data)->vers = + (XExtensionVersion *) Xmalloc(sizeof(XExtensionVersion)); + if (!(((xpPrintData *) info->data)->vers)) { + _XUnlockMutex(_Xglobal_lock); + return (-1); + } + + /* + * Set present to false so that XpQueryVersion will fill + * it in vs using its own cache which now contains garbage. + */ + ((xpPrintData *) info->data)->vers->present = False; + + ((xpPrintData *) info->data)->vers->present = XpQueryVersion(dpy, + &(((xpPrintData *) info->data)->vers->major_version), + &(((xpPrintData *) info->data)->vers->minor_version) ); + } + if (xpprintversions[version_index].major_version > XP_DONT_CHECK) { + if ( ( ((xpPrintData *) info->data)->vers->major_version + < xpprintversions[version_index].major_version) || + ( (((xpPrintData *) info->data)->vers->major_version + == xpprintversions[version_index].major_version) && + (((xpPrintData *) info->data)->vers->minor_version + < xpprintversions[version_index].minor_version))) { + _XUnlockMutex(_Xglobal_lock); + return (-1); + } + } + _XUnlockMutex(_Xglobal_lock); + return (0); +} + +/*********************************************************************** + * + * Close display routine. + * + */ + +static int +XpClose (dpy, codes) + Display *dpy; + XExtCodes *codes; + { + XExtDisplayInfo *info = xp_find_display (dpy); + + _XLockMutex(_Xglobal_lock); + if ( ((xpPrintData *) info->data)) { + if (((xpPrintData *) info->data)->vers) { + XFree((char *)((xpPrintData *) info->data)->vers); + } + XFree((char *)info->data); + info->data = (char *) NULL; /* NULL since tests are run on */ + } + _XUnlockMutex(_Xglobal_lock); + + return XextRemoveDisplay (xp_info, dpy); + } + + +/****************************************************************************** + * + * Handle extension events. + */ + +/******************************************************************** + * + * Reformat a wire event into an XEvent structure of the right type. + */ +static Bool +XpWireToEvent (dpy, re, event) + Display *dpy; + XEvent *re; + xEvent *event; +{ + XExtDisplayInfo *info = xp_find_display (dpy); + + + /* + * type, serial, send_event, display are common to all events. + */ + re->type = event->u.u.type & 0x7f; + ((XAnyEvent *)re)->serial = _XSetLastRequestRead(dpy, + (xGenericReply *)event); + ((XAnyEvent *)re)->send_event = ((event->u.u.type & 0x80) != 0); + ((XAnyEvent *)re)->display = dpy; + + + switch (re->type - info->codes->first_event) + { + + case XPPrintNotify: + { + register XPPrintEvent *ev = (XPPrintEvent *) re; + xPrintPrintEvent *ev2 = (xPrintPrintEvent *) event; + + /* type, serial, send_event, *display */ + + ev->context = (XPContext) ev2->printContext; + ev->cancel = (Bool) ev2->cancel; + ev->detail = (int) ev2->detail; + + return (ENQUEUE_EVENT); + break; + } + + case XPAttributeNotify: + { + register XPAttributeEvent *ev = (XPAttributeEvent *) re; + xPrintAttributeEvent *ev2 = (xPrintAttributeEvent *) event; + + /* type, serial, send_event, *display */ + + ev->context = (XPContext) ev2->printContext; + ev->detail = (int) ev2->detail; + + return (ENQUEUE_EVENT); + break; + } + + default: + printf ("XpWireToEvent: UNKNOWN WIRE EVENT! type=%d\n",re->type); + break; + } + + return (DONT_ENQUEUE); +} + +/******************************************************************** + * + * Reformat an XEvent into a wire event. + */ +static Status +XpEventToWire(dpy, re, event, count) + register Display *dpy; /* pointer to display structure */ + register XEvent *re; /* pointer to client event */ + register xEvent **event; /* wire protocol event */ + register int *count; +{ + XExtDisplayInfo *info = (XExtDisplayInfo *) xp_find_display (dpy); + int i; + + switch ((re->type & 0x7f) - info->codes->first_event) + { +#ifdef PRINT_SomeEventExample2 + case PRINT_SomeEventExample: + { + register XDeviceKeyEvent *ev = (XDeviceKeyEvent*) re; + register deviceKeyButtonPointer *kev; + register deviceValuator *vev; + + *count = 2; + kev = (deviceKeyButtonPointer *) Xmalloc (*count * sizeof (xEvent)); + if (!kev) + return(_XUnknownNativeEvent(dpy, re, event)); + *event = (xEvent *) kev; + + kev->type = ev->type; + kev->root = ev->root; + kev->event = ev->window; + kev->child = ev->subwindow; + kev->time = ev->time; + kev->event_x = ev->x ; + kev->event_y = ev->y ; + kev->root_x = ev->x_root; + kev->root_y = ev->y_root; + kev->state = ev->state; + kev->same_screen = ev->same_screen; + kev->detail = ev->keycode; + kev->deviceid = ev->deviceid | MORE_EVENTS; + + vev = (deviceValuator *) ++kev; + vev->type = info->codes->first_event + XI_DeviceValuator; + vev->deviceid = ev->deviceid; + vev->device_state = ev->device_state; + vev->first_valuator = ev->first_axis; + vev->num_valuators = ev->axes_count; + i = vev->num_valuators; + if (i > 6) i = 6; + switch (i) + { + case 6: vev->valuator5 = ev->axis_data[5]; + case 5: vev->valuator4 = ev->axis_data[4]; + case 4: vev->valuator3 = ev->axis_data[3]; + case 3: vev->valuator2 = ev->axis_data[2]; + case 2: vev->valuator1 = ev->axis_data[1]; + case 1: vev->valuator0 = ev->axis_data[0]; + } + break; + } +#endif /* PRINT_SomeEventExample2 */ + + default: + return(_XUnknownNativeEvent(dpy, re, event)); + } +} + |