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GtkAspectFrame

A frame that constrains its child to a particular aspect ratio.

对象层次

GObject
`-- GtkObject
       `-- GtkWidget
              `-- GtkContainer
                     `-- GtkBin
                            `-- GtkFrame
                                   `-- GtkAspectFrame

描述

GtkAspectFrame is useful whenever you want t allow the user to change the size of a widget but still maintain its aspect ratio. As an example, you might be displaying a small preview of a larger image.

构造函数

GtkAspectFrame ([string label = null [, double xalign = 0.5 [, double yalign = 0.5 [, double ratio = 1.0 [, bool obey_child = true]]]]]);

-- Creates a new GtkAspectFrame

方法

set()
  Sets parameters for an existing GtkAspectFrame

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