#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.
Parameter |
Description |
uAnnEvent |
The annotation event. |
lParam |
Data that depends on the annotation event. |
None.
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. |
Win32, x64.
Functions: |
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Topics: |
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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);
}
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