LImageViewerCell::IsActionActive

#include "ltwrappr.h"

L_BOOL LImageViewerCell::IsActionActive (nAction, uFlags);

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

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.

Comments

To add an action to the image viewer control, call LImageViewerCell::SetAction.

Required DLLs and Libraries

Help Version 20.0.2019.9.19
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LEADTOOLS Medical Image Viewer C++ Class Library Help