Window Manipulation Routines

These API routines allow you to create, manipulate, and release windows, and manipulate the main Visual FoxPro window.

_Dialog( ) API Library Routine

Presents the user with a dialog that is the specified color scheme number scheme and contains the specified body text and button text.

_FindWindow( ) API Library Routine

Places the WHANDLE of the window that the point pt belongs to on the screen into wh.

_FindWindowP( ) API Library Routine

Places the handle of the window that the point pt belongs to on the screen into wh.

_GlobalToLocal( ) API Library Routine

Translates a point in screen-relative coordinates to window-relative coordinates.

_GlobalToLocalP( ) API Library Routine

Translates a point in screen-relative coordinates to window-relative pixel coordinates.

_PutChr( ) API Library Routine

Writes one character char to the current output window in its normal attribute (color 0).

_PutStr( ) API Library Routine

Writes a null-terminated string to the current output window in its normal attribute (color 0).

_PutValue( ) API Library Routine

Formats the value val and writes it to the current output window.

_WAttr( ) API Library Routine

Returns the attribute byte for the color index in the specified window's scheme.

_WBottom( ) API Library Routine

Returns the row on the screen where the bottom of the window is located.

_WBottomP( ) API Library Routine

Returns the position on the screen in pixels where the bottom of the specified window is located.

_WClear( ) API Library Routine

Erases the contents of the specified window by changing the content area to the default background color.

_WClearRect( ) API Library Routine

Erases a rectangular area of a window by changing it to the default background color.

_WClearRectP( ) API Library Routine

Erases the specified rectangular portion of a window by changing it to the default background color.

_WClose( ) API Library Routine

Closes a window and releases all memory associated with that window.

_WFindTitle( ) API Library Routine

Passes the title of a window, and returns the WHANDLE.

_WGetCursor( ) API Library Routine

Returns the position of the logical cursor in the specified window.

_WGetCursorP( ) API Library Routine

Returns in pixels the current output position in the specified window.

_WGetPort( ) API Library Routine

Returns the WHANDLE of the window that's currently selected for user output.

_WHeight( ) API Library Routine

Returns the number of rows in the content area of a window.

_WHeightP( ) API Library Routine

Returns the height in pixels of the content area of the specified window.

_WHide( ) API Library Routine

Removes a window from the screen but keeps track of its contents so that it can be displayed again if desired.

_WLeft( ) API Library Routine

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

_WLeftP( ) API Library Routine

Returns the position on the screen in pixels where the left edge of the window is located.

_WMainWindow( ) API Library Routine

Returns the WHANDLE of the main Visual FoxPro window.

_WMove( ) API Library Routine

Moves the specified window to a new location specified by pt.

_WMoveP( ) API Library Routine

Moves the specified window to a new location specified by pt.

_WhToHwnd( ) API Library Routine

Passes the WHANDLE, and returns the Windows HWND.

_WOnTop( ) API Library Routine

Returns the WHANDLE of the frontmost window.

_WOpen( ) API Library Routine

Creates a new window at the coordinates specified by top, left, bottom and right.

_WOpenP( ) API Library Routine

Creates a new window at the coordinates specified by top, left, bottom and right.

_WPosCursor( ) API Library Routine

Positions the logical cursor of the specified window at the location specified by pt.

_WPosCursorP( ) API Library Routine

Positions the logical cursor of the specified window at the location specified in pixels by pt.

_WPutChr( ) API Library Routine

Writes one character char to the specified window in the current color.

_WPutStr( ) API Library Routine

Writes a null-terminated string to the specified window in the current color.

_WRight( ) API Library Routine

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

_WRightP( ) API Library Routine

Returns the position on the screen in pixels where the right edge of the window is located.

_WScroll( ) API Library Routine

Scrolls a portion of the contents of a window left or right and up or down.

_WScrollP( ) API Library Routine

Scrolls a portion of the contents of a window left or right and up or down.

_WSetAttr( ) API Library Routine

Changes the attribute for the specified color scheme index in the indicated window's color scheme to the new attribute attr.

_WSelect( ) API Library Routine

Brings the specified window to the frontmost position on the screen.

_WSendBehind( ) API Library Routine

Sends the specified window to the rearmost position on the screen.

_WSetPort( ) API Library Routine

Changes the user output window to be the specified window.

_WSetTitle( ) API Library Routine

Changes the title of a window.

_WShow( ) API Library Routine

Redisplays a hidden window on the screen.

_WSize( ) API Library Routine

Sets the new dimensions of the window to the height and width specified by h and v in pt.

_WSizeP( ) API Library Routine

Sets the new dimensions of the window to the height and width specified by h and v in pt.

_WTitle( ) API Library Routine

Puts the null-terminated title of the window wh in title.

_WTop( ) API Library Routine

Returns the row on the screen where the top of the window is located.

_WTopP( ) API Library Routine

Returns the position on the screen in pixels where the top of the window is located.

_WWidth( ) API Library Routine

Returns the number of columns in the content area of a window.

_WWidthP( ) API Library Routine

Returns the width in pixels of the content area of the specified window.

_WZoom( ) API Library Routine

Zooms a window to a new state.

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