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15.3.3.1 Root Properties

Properties of the root graphics object:

beingdeleted: {"off"} | "on"

beingdeleted is unused.

busyaction: "cancel" | {"queue"}

busyaction is unused.

buttondownfcn: string | function handle, def. [](0x0)

buttondownfcn is unused.

callbackobject (read-only): graphics handle, def. [](0x0)

Graphics handle of the current object whose callback is executing.

children (read-only): vector of graphics handles, def. [](0x1)

Graphics handles of the root’s children.

clipping: "off" | {"on"}

clipping is unused.

commandwindowsize (read-only): def. [0 0]

contextmenu: graphics handle, def. [](0x0)

Graphics handle of the uicontextmenu object that is currently associated to this root object.

createfcn: string | function handle, def. [](0x0)

createfcn is unused.

currentfigure: graphics handle, def. [](0x0)

Graphics handle of the current figure.

deletefcn: string | function handle, def. [](0x0)

deletefcn is unused.

fixedwidthfontname: string, def. "Courier"

handlevisibility: "callback" | "off" | {"on"}

handlevisibility is unused.

hittest: "off" | {"on"}

hittest is unused.

interruptible: "off" | {"on"}

interruptible is unused.

monitorpositions (read-only):

monitorpositions is unused.

parent: graphics handle, def. [](0x0)

Root object has no parent graphics object. parent is always empty.

pickableparts: "all" | "none" | {"visible"}

pickableparts is unused.

pointerlocation: two-element vector, def. [0 0]

pointerlocation is unused.

pointerwindow (read-only): graphics handle, def. 0

pointerwindow is unused.

screendepth (read-only): double

screenpixelsperinch (read-only): double

screensize (read-only): four-element vector

selected: {"off"} | "on"

selected is unused.

selectionhighlight: "off" | {"on"}

selectionhighlight is unused.

showhiddenhandles: {"off"} | "on"

If showhiddenhandles is "on", all graphics objects handles are visible in their parents’ children list, regardless of the value of their handlevisibility property.

tag: string, def. ""

A user-defined string to label the graphics object.

type (read-only): string

Class name of the graphics object. type is always "root"

units: "centimeters" | "characters" | "inches" | "normalized" | {"pixels"} | "points"

userdata: Any Octave data, def. [](0x0)

User-defined data to associate with the graphics object.

visible: "off" | {"on"}

visible is unused.