_WLeft( ) API Library Routine

Articolo
06/18/2008

Returns the column on the screen where the left edge of the specified window is located.

unsigned int _WLeft(WHANDLE wh)
WHANDLE wh;            /* Window handle. */

Example

The following example shows the position of the active window.

Visual FoxPro Code

SET LIBRARY TO WLEFT 
=WPOSITION()

C Code

#include <pro_ext.h>

void putLong(long n, int width)
{
   Value val;

   val.ev_type = 'I';
   val.ev_long = n;
   val.ev_width = width;

   _PutValue(&val);
}

void FAR Example(ParamBlk FAR *parm)
{
   WHANDLE wh = _WOnTop();

   _PutStr("\ntop   ="); putLong(_WTop(wh), 5);
   _PutStr("\nleft ="); putLong(_WLeft(wh), 5);
   _PutStr("\nbottom ="); putLong(_WBottom(wh), 5);
   _PutStr("\nright  ="); putLong(_WRight(wh), 5);
}

FoxInfo myFoxInfo[] = {
   {"WPOSITION", (FPFI) Example, 0, ""},
};
FoxTable _FoxTable = {
   (FoxTable FAR *) 0, sizeof(myFoxInfo)/sizeof(FoxInfo), myFoxInfo
};

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_WLeft( ) API Library Routine

Example

Visual FoxPro Code

C Code

See Also

Reference

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