LAnimationWindow::EnablePlayWhileLoad

Summary

Enables or disables the play while load feature.

Syntax

#include "ltwrappr.h"

L_BOOL LAnimationWindow::EnablePlayWhileLoad(bEnable=TRUE)

Parameters

L_BOOL bEnable

Flag that indicates whether to enable the play while load feature. Possible values are:

Value Meaning
TRUE Enable the play while load feature.
FALSE Disable the play while load feature.

Returns

The previous state.

Comments

If play while load is enabled, an animation file will be played while it is being loaded. Each loaded page is displayed directly after it is loaded.

Required DLLs and Libraries

Platforms

Win32, x64.

See Also

Functions

Topics

Example

class MyClass : public LAnimationWindow 
 
{ 
 
   public : 
 
      virtual L_VOID AnimateEvent(L_INT nEvent,L_INT nFrameNumber) 
      { 
 
         switch (nEvent) 
         { 
            case EVENT_PLAYSTATE_WAITDELAY: 
 
               if (GetRemainingDelay()>1) 
                  break; 
            case EVENT_PLAYSTATE_WAITINPUT : 
               CancelWait(); 
               break; 
         } 
 
         //call base class 
 
         LAnimationWindow::AnimateEvent(nEvent, nFrameNumber); 
 
      } 
 
}; 
 
L_INT LAnimationWindow_EnablePlayWhileLoadExample(HWND hWndParent) 
{ 
   L_INT nRet; 
 
   LBase::LoadLibraries(LT_ALL_LEADLIB); //make sure all libraries are loaded 
 
   MyClass MyAnimation; 
 
   MyAnimation.SetFileName(MAKE_IMAGE_PATH(TEXT("image1.gif"))); 
 
   MyAnimation.CreateWnd(hWndParent,0, WS_VISIBLE|WS_CHILD|WS_BORDER,0,0,300,300); 
 
   MyAnimation.EnableAnimateEvent();  
 
 //Allow user to receive events 
 
   //Enable play-while-load feature 
 
   if (!MyAnimation.IsPlayWhileLoadEnabled()) 
   { 
     MyAnimation.EnablePlayWhileLoad(); 
   } 
 
   MyAnimation.EnableAutoErrorDisplay(TRUE); 
 
   nRet = MyAnimation.Load(); 
   if (nRet!=SUCCESS) 
   { 
      return nRet; 
   } 
 
   MessageBox(hWndParent, TEXT("Finished loading..."),TEXT("Example"), MB_OK | MB_ICONINFORMATION); 
 
   return SUCCESS; 
} 
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LEADTOOLS Raster Imaging C++ Class Library Help

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© 1991-2023 LEAD Technologies, Inc. All Rights Reserved.