属性能用MTEXT做吗？

Lisphk

如题，如果能，怎么做？

st788796

可以用 FieldCode，这个在动态块讨论时才学会的，用红框内按钮

Lisphk

st788796 发表于 2013-11-27 11:48
可以用 FieldCode，这个在动态块讨论时才学会的，用红框内按钮

谢谢，那插入块后，属性如何让它变多行呢？

st788796

mtext换行符是 \\P，没有测试属性的是否有效

牢固

R17以上版本属性才有MTEXT!
方法和做普通块属性一样：
RetVal = object.AddAttribute(Height, Mode, Prompt, InsertionPoint, Tag, Value)
当  Mode = acAttributeModeMultipleLine 时出来的就MTEXT属性！

st788796

牢固 发表于 2013-11-27 13:04
R17以上版本属性才有MTEXT!
方法和做普通块属性一样：
RetVal = object.AddAttribute(Height, Mode, Prom ...

学习了，没用过复杂的也就没注意

q3_2006

牢固 发表于 2013-11-27 13:04
R17以上版本属性才有MTEXT!
方法和做普通块属性一样：
RetVal = object.AddAttribute(Height, Mode, Prom ...

G版写个范例吧，给新手一个学习的机会，不会用呀。。{:soso_e127:}

ll_j

看att的对话框是可以的：

Lisphk

ll_j 发表于 2013-11-27 14:13
看att的对话框是可以的：

谢谢，原来只有2007版本以上才有啊。

st788796

14查看多行模式多了很多组码
ARX中有这些

convertIntoMTextAttributeDefinition	Converts this attribute definition into a multi-line attribute definition. Returns Acad::eOk if successful; otherwise, returns an AutoCAD error status.
getMTextAttributeDefinition	When called on multi-line attribute definitions, it can be called to retrieve a clone of the internal AcDbMText that's used for the representation of this multi-line attribute definition. Callers must either delete the returned AcDbMText entity, or put it back under the control of the attribute definition by calling setMTextAttributeDefinition(). Returns a non-database-resistent clone of the internal AcDbMText that's used for the representation of this multi-line attribute definition. Returns NULL when called on a non-multi-line attribute definition.
getMTextAttributeDefinitionConst	When called on multi-line attribute definitions, it can be called to retrieve a clone of the internal AcDbMText that's used for the representation of this multi-line attribute definition. Callers must either delete the returned AcDbMText entity, or put it back under the control of the attribute definition by calling setMTextAttributeDefinition(). Returns a non-database-resistent clone of the internal AcDbMText that's used for the representation of this multi-line attribute definition. Returns NULL when called on a non-multi-line attribute definition.
isMTextAttributeDefinition	Tells whether the attribute definition is a multi-line attribute definition. Returns true if the attribute definition is a multi-line attribute definition. Otherwise returns false.
updateMTextAttributeDefinition	Updates the internal AcDbMText entity from the basic AcDbAttributeDefinition properties