In This Topic ▼

LImageViewerCell::IsActionActive

Summary

Returns a value that indicates whether the specific action has been added to the container (using the function LImageViewerCell::AddAction).

Syntax

#include "ltwrappr.h"

L_BOOL LImageViewerCell::IsActionActive (nAction, uFlags);

Parameters

L_INT nAction

Value that represents the action for which to get the activation status. If nAction is equal to or greater than 100, it is a user-defined action. Otherwise, it can be one of the following predefined actions:

Value	Meaning
CONTAINER_ACTION_NONE	[0] No action
CONTAINER_ACTION_WINDOWLEVEL	[1] Window leveling
CONTAINER_ACTION_SCALE	[2] Scaling
CONTAINER_ACTION_OFFSET	[3] Offset
CONTAINER_ACTION_STACK	[4] Stacking
CONTAINER_ACTION_MAG	[5] Magnifying glass
CONTAINER_ACTION_ALPHA	[6] Alpha
CONTAINER_ACTION_ANNOTATION_RULER	[7] Ruler annotation
CONTAINER_ACTION_ANNOTATION_ANGLE	[8] Angle annotation
CONTAINER_ACTION_ANNOTATION_TEXT	[9] Text annotation
CONTAINER_ACTION_ANNOTATION_ARROW	[10] Arrow annotation
CONTAINER_ACTION_ANNOTATION_RECTANGLE	[11] Rectangle annotation
CONTAINER_ACTION_ANNOTATION_ELLIPSE	[12] Ellipse annotation
CONTAINER_ACTION_ANNOTATION_HILITE	[13] Hilite annotation
CONTAINER_ACTION_REGION_RECTANGLE	[14] Rectangular region
CONTAINER_ACTION_REGION_ELLIPSE	[15] Elliptical region
CONTAINER_ACTION_REGION_FREEHAND	[16] Free hand region
CONTAINER_ACTION_REGION_POLYGON	[17] Polygon region
CONTAINER_ACTION_REGION_MAGICWAND	[18] Magic wand (contiguous color) region
CONTAINER_ACTION_REGION_COLORRANGE	[19] Color range region
CONTAINER_ACTION_REGION_CIRCLE	[20] Circular region
CONTAINER_ACTION_REGION_SQUARE	[21] Square region
CONTAINER_ACTION_REGION_NUDGETOOL	[22] Nudge tool
CONTAINER_ACTION_REGION_SHRINKTOOL	[23] Shrink tool

L_UINT uFlags

Reserved for future use. Pass 0.

Returns

Value	Meaning
TRUE	The action is active. It has been assigned to a mouse button.
FALSE	The action is not active, or an error occurred. To get extended error information, call GetLastError.