Attachment 33952 Details for Bug 27016 – testcase

testcase

testcase.c (text/plain), 2.82 KB, created by Kusanagi Kouichi on 2010-03-11 05:28:08 UTC

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Creator: Kusanagi Kouichi

Created: 2010-03-11 05:28:08 UTC

Size: 2.82 KB

patch

obsolete

>#include <stdio.h>
>#include <X11/Xlib.h>
>#include <X11/Xutil.h>
>#include <X11/extensions/Xrender.h>
>
>int main(int argc, char **argv)
>{
>    Display *display;
>    int event_base, error_base;
>    Screen *screen;
>    Window root, window1, window2;
>    unsigned long black;
>    XRenderPictFormat *format;
>    struct c
>    {
>	XRectangle rect;
>	Picture pict;
>	XRenderColor color;
>	struct c *c;
>    } c1, c2;
>    XContext context;
>
>    display = XOpenDisplay(NULL);
>    if (display == NULL)
>    {
>	return 1;
>    }
>
>    if (!XRenderQueryExtension(display, &event_base, &error_base))
>    {
>	XCloseDisplay(display);
>	return 1;
>    }
>
>    screen = DefaultScreenOfDisplay(display);
>    root = RootWindowOfScreen(screen);
>    black = BlackPixelOfScreen(screen);
>    window1 = XCreateSimpleWindow(display, root, 0, 0, 400, 300, 1, black, black);
>    window2 = XCreateSimpleWindow(display, root, 0, 0, 300, 400, 1, black, black);
>    XSelectInput(display, window1, KeyPressMask | ButtonPressMask | ExposureMask | StructureNotifyMask);
>    XSelectInput(display, window2, KeyPressMask | ButtonPressMask | ExposureMask | StructureNotifyMask);
>    XMapWindow(display, window1);
>    XMapWindow(display, window2);
>
>    format = XRenderFindVisualFormat(display, DefaultVisualOfScreen(screen));
>    c1.pict = XRenderCreatePicture(display, window1, format, 0, NULL);
>    c2.pict = XRenderCreatePicture(display, window2, format, 0, NULL);
>
>    context = XUniqueContext();
>    XSaveContext(display, window1, context, (XPointer)&c1);
>    XSaveContext(display, window2, context, (XPointer)&c2);
>
>    c1.color.red = 0;
>    c1.color.green = 0xffff;
>    c1.color.blue = 0;
>    c1.color.alpha = 0xffff;
>    c1.c = &c2;
>
>    c2.color.red = 0;
>    c2.color.green = 0;
>    c2.color.blue = 0xffff;
>    c2.color.alpha = 0xffff;
>    c2.c = &c1;
>
>    while (1)
>    {
>	XEvent event;
>	struct c *c;
>
>	XNextEvent(display, &event);
>	XFindContext(display, event.xany.window, context, (XPointer *)&c);
>	switch (event.type)
>	{
>	case KeyPress:
>	    printf("(%d, %d) %d x %d <- (%d, %d) %d x %d\n",
>	    c->rect.x, c->rect.y, c->rect.width, c->rect.height,
>	    c->c->rect.x, c->c->rect.y, c->c->rect.width, c->c->rect.height);
>	    XRenderComposite(display, PictOpSrc, c->c->pict, None, c->pict, 0, 0, 0, 0, 0, 0, c->rect.width, c->rect.height);
>	    continue;
>	case ButtonPress:
>	    break;
>	case Expose:
>	    XRenderFillRectangle(display, PictOpSrc, c->pict, &c->color, event.xexpose.x, event.xexpose.y, event.xexpose.width, event.xexpose.height);
>	    continue;
>	case ConfigureNotify:
>	    c->rect.x = event.xconfigure.x;
>	    c->rect.y = event.xconfigure.y;
>	    c->rect.width = event.xconfigure.width;
>	    c->rect.height = event.xconfigure.height;
>	    continue;
>	default:
>	    continue;
>	}
>	break;
>    }
>
>    XDestroyWindow(display, window1);
>    XDestroyWindow(display, window2);
>    XCloseDisplay(display);
>    return 0;
>}

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Attachments on bug 27016: 33950 | 33951 | 33952 | 43831 | 43833 | 43836 | 43840

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