gtkPreviewDrawRow {RGtk2} | R Documentation

## gtkPreviewDrawRow

### Description

Sets the data for a portion of a row. WARNING: `gtk_preview_draw_row` is deprecated and should not be used in newly-written code.

### Usage

    gtkPreviewDrawRow(object, data, y, w)

### Arguments

``object`` | a `GtkPreview`.
``data`` | the new data for the portion. It should contain `w` bytes of data if the preview is of type GTK_TYPE_GRAYSCALE, and 3*`w` bytes of data if the preview is of type GTK_TYPE_COLOR.
``y`` | the row to change.
``w`` | the number of pixels in the row to change.

### Author(s)

Derived by RGtkGen from GTK+ documentation

[Package RGtk2 version 2.20.36.3 Index]