引用▼
# include“l_bitmap.h”
L_LTIVW_APIL_INTEXT_FUNCTIONl_discontainergetannotationcallback (hcellwind, ppfnCallBack, ppUserData)
获取当前注释回调函数以及使用。设置的用户数据L_DispContainerSetAnnotationCallBack．
表示医疗查看器单元格的窗口句柄。
指向回调函数指针的指针，该回调函数将被更新为使用的最后一个注释集L_DispContainerSetAnnotationCallBack．
要用与标记回调关联的用户定义数据的值更新的Void指针。如果您对用户定义的数据不感兴趣，则为该参数传递NULL。
| 价值 | 意义 |
|---|---|
| 成功 | 函数运行成功。 |
| < 1 | 发生错误。指返回代码． |
所需的dll和库
此示例将在用户单击矩形、椭圆或hilite注释后将它们转换为区域。
L_INT EXT_CALLBACK注释L_UINT uMessage,L_INT nX,L_INT纽约,L_INT nCellIndex,L_INT nSubCellIndex,L_VOID * userdata)｛UNREFERENCED_PARAMETER (nX);UNREFERENCED_PARAMETER(纽约);UNREFERENCED_PARAMETER (nCellIndex);UNREFERENCED_PARAMETER (uMessage);UNREFERENCED_PARAMETER (pUserData);DISPCONTAINERANNATTRIBS AnnAttrib;AnnAttrib。uStructSize =运算符(DISPCONTAINERANNATTRIBS);l_discontainergetselectedannotationattributes (hcellwind, nSubCellIndex， &AnnAttrib, 0);开关(AnnAttrib.uType)｛情况下ANNOBJECT_RECT:情况下ANNOBJECT_ELLIPSE:情况下ANNOBJECT_HILITE:l_discontaineranntorgn (hcellwind, nSubCellIndex, L_RGN_OR, TRUE, 0);打破；｝返回成功;｝L_INT discontainerannotationcallbackexample (hdiscontainerhcon)｛DISPCONTAINERANNOTATIONCALLBACK oldCallBack;L_VOID * pOldUserData;如果(l_discontainergetcellcount (hCon, 0) == 0)｛对话框(NULL,文本("您必须至少向查看器中添加一个单元格"),文本(“无细胞附着”), MB_OK);返回失败;｝HWND hcellwind = l_discontainergetcellwindowwhandle (hCon, 0,0);l_discontainergetannotationcallback (hcellwind， &oldCallBack， &pOldUserData);l_discontainersetannotationcallback (hcellwind, AnnotationCallBack, hCon);返回成功;｝