Object Arx 颜色对话框

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1. static int SelColor()
   
2. {
   
3. 先获得当前层的ID
   
4. AcDbObjectId layerId = acdbHostApplicationServices()->workingDatabase()->clayer();
   
5. 然后获得当前层指针
   
6. AcDbLayerTableRecordPointer ptLayer(layerId,AcDb::OpenMode::kForRead);
   
7. 获得当前层的颜色
   
8. AcCmColor oldColor = ptLayer->color();
   
9. int nCurColor = oldColor.colorIndex();//当前层的颜色
   
10. int nNewColor = oldColor.colorIndex();//用户选择的颜色
    
11. 
    
12. if (acedSetColorDialog(nNewColor,Adesk::kFalse,nCurColor))
    
13. {
    
14. return nNewColor;
    
15. }
    
16. else
    
17. {
    
18. return nCurColor;
    
19. }
    
20. }

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