LAnnotationWindow::OnAnnEvent
#include "ltwrappr.h"
virtual L_VOID LAnnotationWindow::OnAnnEvent(uAnnEvent, lParam)
L_UINT uAnnEvent; |
/* the annotation event */ |
LPARAM lParam; |
/* other data that depends on the annotation event */ |
This function is called when the annotation engine sends annotation events to the annotation window control. This function is available in the Document/Medical Toolkits.
Parameter |
Description |
uAnnEvent |
The annotation event. |
lParam |
Data that depends on the annotation event. |
Returns
None.
Comments
Override this function in order to handle annotation events. The default implementation of this function does nothing.
For more information, see WM_LTANNEVENT Message.
Required DLLs and Libraries
LTANN For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application. |
See Also
Functions: |
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Topics: |
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Example
class MyAnnWnd: public LAnnotationWindow { public: MyAnnWnd() ; virtual ~MyAnnWnd(); protected: virtual L_VOID OnAnnEvent(L_UINT uAnnEvent,L_UINT32 lParam); }; MyAnnWnd::MyAnnWnd() { } MyAnnWnd::~MyAnnWnd() { } L_VOID MyAnnWnd::OnAnnEvent(L_UINT uAnnEvent,L_UINT32 lParam) { switch(uAnnEvent) { case LTANNEVENT_TOOLCHECKED: switch(lParam) { case ANNTOOL_SELECT: case ANNTOOL_LINE: case ANNTOOL_RECT: case ANNTOOL_ELLIPSE: case ANNTOOL_POLYLINE: case ANNTOOL_POLYGON: case ANNTOOL_POINTER: case ANNTOOL_FREEHAND: case ANNTOOL_HILITE: case ANNTOOL_REDACT: case ANNTOOL_TEXT: case ANNTOOL_NOTE: case ANNTOOL_STAMP: case ANNTOOL_BUTTON: case ANNTOOL_HOTSPOT: case ANNTOOL_AUDIO: case ANNTOOL_RULER: if(GetAutomationObject().IsCreated()) GetAutomationObject().SetTool(lParam); } break; case LTANNEVENT_AUTOENDSET: if(GetToolBar().IsCreated()) GetToolBar().SetToolChecked(ANNTOOL_SELECT); break; } LAnnotationWindow::OnAnnEvent(uAnnEvent,lParam); }