Returns a value that indicates whether the specific action has been added to the container (using the function LImageViewerCell::AddAction).
#include "ltwrappr.h"
L_BOOL LImageViewerCell::IsActionActive (nAction, uFlags);
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 |
Reserved for future use. Pass 0.
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. |
To add an action to the image viewer control, call LImageViewerCell::SetAction.
For an example, refer to LImageViewerCell::RemoveAction.