(Translated by https://www.hiragana.jp/)
Xlib Programming Manual: XGetStandardColormap
XGetStandardColormap
This function has been superseded by
XGetRGBColormaps().
Syntax
Status XGetStandardColormap(display, w, colormap_return, property)
Display *display;
Window w;
XStandardColormap *colormap_return;
Atom property; /* RGB_BEST_MAP, etc. */
Arguments
display
| Specifies the connection to the X server.
|
w
| Specifies the window.
|
colormap_return
| Returns the colormap associated with the specified atom.
|
property
| Specifies the property name.
|
Description
The
XGetStandardColormap()
function returns the colormap definition associated with the atom supplied
as the property argument.
XGetStandardColormap()
returns a nonzero status if successful and zero otherwise.
For example,
to fetch the standard
GrayScale
colormap for a display,
you use
XGetStandardColormap()
with the following syntax:
XGetStandardColormap(dpy, DefaultRootWindow(dpy), &cmap, XA_RGB_GRAY_MAP);
See section "Standard Colormaps" for the semantics of standard colormaps.
XGetStandardColormap()
can generate
BadAtom
and
BadWindow
errors.
Diagnostics
BadAtom
| A value for an Atom argument does not name a
defined Atom.
|
BadWindow
| A value for a Window argument does not name a defined Window.
|
See also
"Compatibility Functions".
Christophe Tronche, ch@tronche.com