Method

GtkWidgetdrag_source_set

Declaration [src]

void
gtk_drag_source_set (
  GtkWidget* widget,
  GdkModifierType start_button_mask,
  const GtkTargetEntry* targets,
  gint n_targets,
  GdkDragAction actions
)

Description [src]

Sets up a widget so that GTK+ will start a drag operation when the user clicks and drags on the widget. The widget must have a window.

Parameters

start_button_mask

Type: GdkModifierType

The bitmask of buttons that can start the drag.

targets

Type: An array of GtkTargetEntry

The table of targets that the drag will support, may be NULL.

The argument can be NULL.

The length of the array is specified in the n_targets argument.

The data is owned by the caller of the function.

n_targets

Type: gint

The number of items in targets.

actions

Type: GdkDragAction

The bitmask of possible actions for a drag from this widget.