Name
GR_WINDOW_ID -- Window ID
Synopsis
typedef GR_ID GR_WINDOW_ID;
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Description
The GR_WINDOW_ID type uniquely identifies a nano-X
window or pixmap. The value 0 is an illegal
value for a window ID.
GR_ROOT_WINDOW_ID
Nano-X defines a constant window ID
GR_ROOT_WINDOW_ID which is always valid. This
window ID indicates the ROOT window of the
nano-X server. The ROOT window is the eldest
ancestor of all other windows.