AllPlanes(3X11) X11 SDE 5.4R3.00 AllPlanes(3X11)
NAME
AllPlanes, BlackPixel, WhitePixel, ConnectionNumber, DefaultColormap,
DefaultDepth, XListDepths, DefaultGC, DefaultRootWindow,
DefaultScreenOfDisplay, DefaultScreen, DefaultVisual, DisplayCells,
DisplayPlanes, DisplayString, XMaxRequestSize,
LastKnownRequestProcessed, NextRequest, ProtocolVersion,
ProtocolRevision, QLength, RootWindow, ScreenCount, ScreenOfDisplay,
ServerVendor, VendorRelease - Display macros
SYNTAX
AllPlanes
BlackPixel(display, screen_number)
WhitePixel(display, screen_number)
ConnectionNumber(display)
DefaultColormap(display, screen_number)
DefaultDepth(display, screen_number)
int *XListDepths(display, screen_number, count_return)
Display *display;
int screen_number;
int *count_return;
DefaultGC(display, screen_number)
DefaultRootWindow(display)
DefaultScreenOfDisplay(display)
DefaultScreen(display)
DefaultVisual(display, screen_number)
DisplayCells(display, screen_number)
DisplayPlanes(display, screen_number)
DisplayString(display)
long XMaxRequestSize(display) Display *display;
LastKnownRequestProcessed(display)
NextRequest(display)
ProtocolVersion(display)
ProtocolRevision(display)
QLength(display)
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AllPlanes(3X11) X11 SDE 5.4R3.00 AllPlanes(3X11)
RootWindow(display, screen_number)
ScreenCount(display)
ScreenOfDisplay(display, screen_number)
ServerVendor(display)
VendorRelease(display)
ARGUMENTS
display Specifies the connection to the X server.
screen_number
Specifies the appropriate screen number on the host server.
count_return
Returns the number of depths.
DESCRIPTION
The AllPlanes macro returns a value with all bits set to 1 suitable
for use in a plane argument to a procedure.
The BlackPixel macro returns the black pixel value for the specified
screen.
The WhitePixel macro returns the white pixel value for the specified
screen.
The ConnectionNumber macro returns a connection number for the
specified display.
The DefaultColormap macro returns the default colormap ID for
allocation on the specified screen.
The DefaultDepth macro returns the depth (number of planes) of the
default root window for the specified screen.
The XListDepths function returns the array of depths that are
available on the specified screen. If the specified screen_number is
valid and sufficient memory for the array can be allocated,
XListDepths sets count_return to the number of available depths.
Otherwise, it does not set count_return and returns NULL. To release
the memory allocated for the array of depths, use XFree.
The DefaultGC macro returns the default GC for the root window of the
specified screen.
The DefaultRootWindow macro returns the root window for the default
screen.
The DefaultScreenOfDisplay macro returns the default screen of the
specified display.
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AllPlanes(3X11) X11 SDE 5.4R3.00 AllPlanes(3X11)
The DefaultScreen macro returns the default screen number referenced
in the XOpenDisplay routine.
The DefaultVisual macro returns the default visual type for the
specified screen.
The DisplayCells macro returns the number of entries in the default
colormap.
The DisplayPlanes macro returns the depth of the root window of the
specified screen.
The DisplayString macro returns the string that was passed to
XOpenDisplay when the current display was opened.
XMaxRequestSize returns the maximum request size (in 4-byte units)
supported by the server. Single protocol requests to the server can
be no longer than this size. The protocol guarantees the size to be
no smaller than 4096 units (16384 bytes). Xlib automatically breaks
data up into multiple protocol requests as necessary for the
following functions: XDrawPoints, XDrawRectangles, XDrawSegments,
XFillArcs, XFillRectangles, and XPutImage.
The LastKnownRequestProcessed macro extracts the full serial number
of the last request known by Xlib to have been processed by the X
server.
The NextRequest macro extracts the full serial number that is to be
used for the next request.
The ProtocolVersion macro returns the major version number (11) of
the X protocol associated with the connected display.
The ProtocolRevision macro returns the minor protocol revision number
of the X server.
The QLength macro returns the length of the event queue for the
connected display.
The RootWindow macro returns the root window.
The ScreenCount macro returns the number of available screens.
The ScreenOfDisplay macro returns a pointer to the screen of the
specified display.
The ServerVendor macro returns a pointer to a null-terminated string
that provides some identification of the owner of the X server
implementation.
The VendorRelease macro returns a number related to a vendor's
release of the X server.
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AllPlanes(3X11) X11 SDE 5.4R3.00 AllPlanes(3X11)
SEE ALSO
BlackPixelOfScreen(3X11), ImageByteOrder(3X11), IsCursorKey(3X11),
XOpenDisplay(3X11)
Xlib - C Language X Interface
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