CONSTANT: S_OK 0
CONSTANT: S_FALSE 1
+CONSTANT: DRAGDROP_S_DROP 0x00040100
+CONSTANT: DRAGDROP_S_CANCEL 0x00040101
+CONSTANT: DRAGDROP_S_USEDEFAULTCURSORS 0x00040102
+
CONSTANT: E_NOINTERFACE 0x80004002
CONSTANT: E_FAIL 0x80004005
CONSTANT: E_INVALIDARG 0x80070057
CONSTANT: DD_DEFDRAGDELAY 200
CONSTANT: DD_DEFDRAGMINDIST 2
-CONSTANT: CF_TEXT 1
-CONSTANT: CF_BITMAP 2
-CONSTANT: CF_METAFILEPICT 3
-CONSTANT: CF_SYLK 4
-CONSTANT: CF_DIF 5
-CONSTANT: CF_TIFF 6
-CONSTANT: CF_OEMTEXT 7
-CONSTANT: CF_DIB 8
-CONSTANT: CF_PALETTE 9
-CONSTANT: CF_PENDATA 10
-CONSTANT: CF_RIFF 11
-CONSTANT: CF_WAVE 12
-CONSTANT: CF_UNICODETEXT 13
-CONSTANT: CF_ENHMETAFILE 14
-CONSTANT: CF_HDROP 15
-CONSTANT: CF_LOCALE 16
-CONSTANT: CF_MAX 17
-
-CONSTANT: CF_OWNERDISPLAY 0x0080
-CONSTANT: CF_DSPTEXT 0x0081
-CONSTANT: CF_DSPBITMAP 0x0082
-CONSTANT: CF_DSPMETAFILEPICT 0x0083
-CONSTANT: CF_DSPENHMETAFILE 0x008E
-
CONSTANT: DVASPECT_CONTENT 1
CONSTANT: DVASPECT_THUMBNAIL 2
CONSTANT: DVASPECT_ICON 4