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[client] x11: change to a more visible "dot" cursor

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This change alters the small square dot cursor to a more visible 16x16
cursor for X11. A new option `spice:largeDotCursor` can be set to use an
alternative 32x32 cursor for the vision impaired.
This commit is contained in:
Geoffrey McRae
2023-09-13 21:51:53 +10:00
parent b2ec60d2dc
commit e658c2e0a2
15 changed files with 165 additions and 22 deletions
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36
client/displayservers/X11/x11.c
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@@ -23,7 +23,11 @@
#include "x11.h"
#include "atoms.h"
#include "clipboard.h"
#include "cursor.h"
#include "resources/icondata.h"
#include "resources/no-input-cursor/16.xcur.h"
#include "resources/no-input-cursor/32.xcur.h"
#include <string.h>
#include <unistd.h>
@@ -626,29 +630,17 @@ static bool x11Init(const LG_DSInitParams params)
XFreePixmap(x11.display, temp);
}
/* create the square cursor */
{
static char data[] = { 0x07, 0x05, 0x07 };
static char mask[] = { 0xff, 0xff, 0xff };
XcursorImages * images;
if (params.largeCursorDot)
images = x11cursor_load(b_no_input_cursor_32_xcur,
b_no_input_cursor_32_xcur_size);
else
images = x11cursor_load(b_no_input_cursor_16_xcur,
b_no_input_cursor_16_xcur_size);
Colormap cmap = DefaultColormap(x11.display, DefaultScreen(x11.display));
XColor colors[2] =
{
{ .pixel = BlackPixelOfScreen(DefaultScreenOfDisplay(x11.display)) },
{ .pixel = WhitePixelOfScreen(DefaultScreenOfDisplay(x11.display)) }
};
XQueryColors(x11.display, cmap, colors, 2);
Pixmap img = XCreateBitmapFromData(x11.display, x11.window, data, 3, 3);
Pixmap msk = XCreateBitmapFromData(x11.display, x11.window, mask, 3, 3);
x11.cursors[LG_POINTER_SQUARE] = XCreatePixmapCursor(x11.display, img, msk,
&colors[0], &colors[1], 1, 1);
XFreePixmap(x11.display, img);
XFreePixmap(x11.display, msk);
}
x11.cursors[LG_POINTER_SQUARE] =
XcursorImagesLoadCursor(x11.display, images);
XcursorImagesDestroy(images);
/* initialize the rest of the cursors */
const char * cursorLookup[LG_POINTER_COUNT] = {