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5.10. Geometry strings

A geometry string is a standard way of describing the size and location of a top-level window on a desktop.

A geometry string has this general form:

    'wxh±x±y'

where:

  • The w and h parts give the window width and height in pixels. They are separated by the character 'x'.

  • If the next part has the form +x, it specifies that the left side of the window should be x pixels from the left side of the desktop. If it has the form -x, the right side of the window is x pixels from the right side of the desktop.

  • If the next part has the form +y, it specifies that the top of the window should be y pixels below the top of the desktop. If it has the form -y, the bottom of the window will be y pixels above the bottom edge of the desktop.

For example, a window created with geometry='120x50-0+20' would be 120 pixels wide by 50 pixels high, and its top right corner will be along the right edge of the desktop and 20 pixels below the top edge.