油画布按材质可分为：亚麻油画布、纯棉油画布、化纤油画布、棉麻油画布和其他材质的油画布。
I need to send a string from C# to a C++ WindowProc. There are a number of related questions on SO related to this, but none of the answers have worked for me. Her开发者_JAVA百科e\'s the situation:
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