MFC动态画矩形（响应WM_MOUSEMOVE）

[{"title":"（ 20 个子文件 136KB ） MFC动态画矩形（响应WM_MOUSEMOVE）","children":[{"title":"博客地址.txt <span style='color:#111;'> 28B </span>","children":null,"spread":false},{"title":"DrawRect","children":[{"title":"DrawRect.sln <span style='color:#111;'> 891B </span>","children":null,"spread":false},{"title":"DrawRect","children":[{"title":"DrawRect.cpp <span style='color:#111;'> 1.97KB </span>","children":null,"spread":false},{"title":"stdafx.cpp <span style='color:#111;'> 141B </span>","children":null,"spread":false},{"title":"DrawRectDlg.h <span style='color:#111;'> 831B </span>","children":null,"spread":false},{"title":"DrawRect.vcxproj <span style='color:#111;'> 5.65KB </span>","children":null,"spread":false},{"title":"DrawRectDlg.cpp <span style='color:#111;'> 4.50KB </span>","children":null,"spread":false},{"title":"res","children":[{"title":"DrawRect.ico <span style='color:#111;'> 66.19KB </span>","children":null,"spread":false},{"title":"DrawRect.rc2 <span style='color:#111;'> 672B </span>","children":null,"spread":false}],"spread":true},{"title":"stdafx.h <span style='color:#111;'> 1.59KB </span>","children":null,"spread":false},{"title":"targetver.h <span style='color:#111;'> 234B </span>","children":null,"spread":false},{"title":"DrawRect.vcxproj.filters <span style='color:#111;'> 1.95KB </span>","children":null,"spread":false},{"title":"DrawRect.vcxproj.user <span style='color:#111;'> 143B </span>","children":null,"spread":false},{"title":"DrawRect.h <span style='color:#111;'> 454B </span>","children":null,"spread":false},{"title":"DrawRect.aps <span style='color:#111;'> 103.11KB </span>","children":null,"spread":false},{"title":"DrawRect.rc <span style='color:#111;'> 9.66KB </span>","children":null,"spread":false},{"title":"resource.h <span style='color:#111;'> 1.24KB </span>","children":null,"spread":false},{"title":"ReadMe.txt <span style='color:#111;'> 3.09KB </span>","children":null,"spread":false}],"spread":false},{"title":"Debug","children":[{"title":"DrawRect.exe <span style='color:#111;'> 152.00KB </span>","children":null,"spread":false}],"spread":true},{"title":"DrawRect.suo <span style='color:#111;'> 12.00KB </span>","children":null,"spread":false}],"spread":true}],"spread":true}]