誰(shuí)能解釋清楚下面代碼?
劉玉蓉
發(fā)布于2014-11-26 17:30
23
0
標(biāo)簽:
#include "apdefap.h"
void OnClick(char* lpszPictureName, char* lpszObjectName, char* lpszPropertyName)
{
// WINCC:TAGNAME_SECTION_START
// syntax: #define TagNameInAction DMTagName
// next TagID : 1
#define ApcTitleText "TitleText"
// WINCC:TAGNAME_SECTION_END
// WINCC:PICNAME_SECTION_START
// syntax: #define PicNameInAction PictureName
// next PicID : 1
// WINCC:PICNAME_SECTION_END
SetPropChar("@Start.PDL","Hintergrund","PictureName","CASTING_PLATFORM 1.PDL");
SetTagWord(ApcTitleText,3);
}
佳答案
SetPropChar("@Start.PDL","Hintergrund","PictureName","CASTING_PLATFORM 1.PDL");
@Start.PDL:畫(huà)面名稱
Hintergrund:窗口名稱
PictureName:窗口屬性——畫(huà)面名稱
CASTING_PLATFORM 1.PDL:需要寫(xiě)入窗口的畫(huà)面名稱
該語(yǔ)句表示,將畫(huà)面名稱"CASTING_PLATFORM 1.PDL寫(xiě)入一個(gè)存放在@Start.PDL畫(huà)面中的窗口Hintergrund中。
#define ApcTitleText "TitleText"
變量預(yù)定義
SetTagWord(ApcTitleText,3);
將數(shù)值3寫(xiě)入變量TitleText中