CreatePalette

creates a palette notebook containing expr, and opens it in the front end.

CreatePalette[{expr₁,expr₂,…}]

creates and opens a palette notebook consisting of a sequence of cells containing the expr_i.

replaces the notebook represented by the notebook object obj with the one obtained from expr.

Details and Options

CreatePalette by default creates a notebook with options set so as to be suitable for the appearance and behavior of a typical palette. The option settings include Deployed->True, ShowCellBracket->False, WindowFloating->True and WindowSize->All.
Palette notebooks created by CreatePalette are by default opened on the top right of the main display screen. Explicit settings for WindowMargins override this.
Possible forms for expr and expr_i include:

	DocumentNotebook[…]	a complete notebook
	TextCell[…]	a text cell
	ExpressionCell[…]	an expression cell
	CellGroup[…]	a cell group, potentially nested
	"string"	a string, inside a text cell
	e	an expression e, in an expression cell

CreatePalette can take any notebook option.
CreatePalette returns a NotebookObject corresponding to the notebook it creates.
CreatePalette[expr,obj] overwrites whatever data was contained in the notebook represented by the notebook object obj.

open allclose all

Create a palette:

Create a palette with a column of buttons:

Make a palette for applying a square root sign to the selection:

Make a palette for listing files in the current directory:

Create a palette window with text and graphics:

Make a scrolling palette:

Set to False to make a palette that can be covered up by other windows:

Set to Automatic to position a palette in the center of your screen:

Set the height of a palette to a fixed value while letting the width fit the contents:

Set the title bar text for a palette:

Make a palette to change selected text to upper or lower case:

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