CvtCache.c File Reference

#include <stdio.h>
#include <X11/Xlib.h>
#include <X11/Xos.h>
#include <X11/Xmu/CvtCache.h>
#include <stdlib.h>

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Functions
static int	_CloseDisplay (XmuDisplayQueue *, XmuDisplayQueueEntry *)
static int	_FreeCCDQ (XmuDisplayQueue *)
static void	_InitializeCvtCache (XmuCvtCache *)
static void	_InitializeCvtCache (register XmuCvtCache *c)
XmuCvtCache *	_XmuCCLookupDisplay (Display *dpy)
Variables
static XmuDisplayQueue *	dq = NULL

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Function Documentation

static int _CloseDisplay	(	XmuDisplayQueue *	,
		XmuDisplayQueueEntry *
	)			[static]

Definition at line 67 of file CvtCache.c.

References _XmuStringToBitmapFreeCache(), and _XmuDisplayQueueEntry::data.

Referenced by _XmuCCLookupDisplay().

{
    XmuCvtCache *c;

    if (e && (c = (XmuCvtCache *)(e->data))) {
        _XmuStringToBitmapFreeCache (c);
        /* insert calls to free any cached memory */

    }
    return 0;
}

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static int _FreeCCDQ

(

XmuDisplayQueue *

)

[static]

Definition at line 58 of file CvtCache.c.

References dq, NULL, and XmuDQDestroy().

Referenced by _XmuCCLookupDisplay().

{
    XmuDQDestroy (dq, False);
    dq = NULL;
    return (0);
}

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static void _InitializeCvtCache

(

register XmuCvtCache *

c

)

[static]

Definition at line 80 of file CvtCache.c.

References _XmuStringToBitmapInitCache().

{
    _XmuStringToBitmapInitCache (c);
    /* insert calls to init any cached memory */
}

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static void _InitializeCvtCache

(

XmuCvtCache *

)

[static]

Referenced by _XmuCCLookupDisplay().

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XmuCvtCache* _XmuCCLookupDisplay

(

Display *

dpy

)

Definition at line 92 of file CvtCache.c.

References _CloseDisplay(), _FreeCCDQ(), _InitializeCvtCache(), _XmuDisplayQueueEntry::data, dq, free(), malloc(), NULL, XmuDQAddDisplay(), XmuDQCreate(), and XmuDQLookupDisplay().

Referenced by XmuLocatePixmapFile().

{
    XmuDisplayQueueEntry *e;

    /*
     * If no displays have been added before this, create the display queue.
     */
    if (!dq) {
        dq = XmuDQCreate (_CloseDisplay, _FreeCCDQ, NULL);
        if (!dq) return NULL;
    }
    
    /*
     * See if the display is already there
     */
    e = XmuDQLookupDisplay (dq, dpy);   /* see if it's there */
    if (!e) {                           /* else create it */
        XmuCvtCache *c = (XmuCvtCache *) malloc (sizeof (XmuCvtCache));
        if (!c) return NULL;

        /*
         * Add the display to the queue
         */
        e = XmuDQAddDisplay (dq, dpy, (XPointer) c);
        if (!e) {
            free ((char *) c);
            return NULL;
        }

        /*
         * initialize fields in cache
         */
        _InitializeCvtCache (c);
    }

    /*
     * got it
     */
    return (XmuCvtCache *)(e->data);
}

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Variable Documentation

XmuDisplayQueue* dq = NULL [static]

Definition at line 50 of file CvtCache.c.

Referenced by _FreeCCDQ(), and _XmuCCLookupDisplay().

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