| 发表于:2007-02-13 22:39:11 楼主 |
public sub renderpage(byval sender as object, byval ev as system.drawing.printing.printpageeventargs) implements iprintableobject.renderpage dim pencolor as new color pencolor.fromargb(0, 0, 255) dim objpen as pen objpen.color = pencolor ev.graphics.drawline(objpen, 10, 10, 100, 100) ev.hasmorepages = false end sub 提示错误:未将对象设置引用到对象实例,为什么呢? |
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