Category > Screen functions xHarbour Developers Network  

 
ItemDescription
CharEven()Extracts characters at even positions from a string.
CharOdd()Extracts characters at odd positions from a string.
CharWin()Replaces characters in a specified screen area.
ClearEol()Clears a row on the screen beginning at a specified position.
ClearSlow()Clears a screen area incrementally with a delayed imploding effect.
ClearWin()Clears all or parts of the screen.
ClEol()Clears characters and colors in a row on the screen.
ClWin()Clears characters and colors on the screen.
Col()Returns the current column position of the screen cursor
ColorRepl()Replaces color attributes on the screen.
ColorSelect()Selects a color from the current SetColor() string.
ColorToN()Converts a color value to a numeric color attribute.
ColorWin()Replaces a color attribute in a screen region.
DispBegin()Initiates buffering of console window output.
DispBox()Displays a box on the screen.
DispCount()Retrieves the number of pending DispEnd() calls.
DispEnd()Displays buffered screen output.
DispOut()Displays a value on the screen
DispOutAt()Displays a value on the screen at a certain position.
DispOutAtSetPos()Toggles update of the screen cursor with DispOutAt().
Enhanced()Selects the enhanced color of SetColor().
FileScreen()Reads the contents of a screen from a file.
GetClearA()Returns the default color attribute for clearing the screen.
GetClearB()Returns the default character for clearing the screen.
GetClrBack()Returns the background color of a color value.
GetClrFore()Returns the foreground color of a color value.
GetClrPair()Extracts a color value from a color string.
GetPairLen()Returns the length of a color value within a color string.
GetPairPos()Returns the absolute position of a color value in a color string.
HB_ClrArea()Replaces a color attribute in a screen region.
HB_ColorIndex()Extracts a color value from a color string.
HB_ColorToN()Converts a color value to a numeric color attribute.
HB_Shadow()Displays a shadow around a rectangular area on the screen.
InvertAttr()Exchanges the foreground and background color.
InvertWin()Exchanges the foreground and background color on the screen.
IsDefColor()Checks if the default color is set.
IsLocked()Checks if a record is locked.
MaxCol()Determines the rightmost column position of the screen buffer.
MaxRow()Determines the bottom row position of the screen buffer.
NtoColor()Converts a numeric color attribute to a color string.
RestCursor()Restores shape and position of the screen cursor.
RestScreen()Displays a SaveScreen() string.
Row()Returns the current row position of the screen cursor.
SaveCursor()Saves the current cursor shape and position.
SaveScreen()Saves a rectangular screen region for later display.
SayDown()Outputs a string vertically to the bottom of the screen.
SayMoveIn()Outputs a string on the screen using a "move in" effect.
SayScreen()Displays a string on screen keeping existing color attributes.
SaySpread()Outputs a string on the screen using a "spread" effect.
ScreenAttr()Returns the numeric color attribute for a specified coordinate on the screen.
ScreenFile()Writes the contents of the current screen to a file.
ScreenMark()Searches strings on the screen and changes their color.
ScreenMix()Mixes a character string with color attributes.
ScreenStr()Returns the screen contents beginning at a specified position.
Scroll()Scrolls a screen region horizontally and/or vertically.
Scrollfixed()Scrolls a screen region horizontally and/or vertically.
SetBlink()Determines how to treat the asterisk in a SetColor() string.
SetClearA()Sets the default color attribute for clearing the screen.
SetClearB()Sets the default character attribute for clearing the screen.
SetClrPair()Replaces a color value in a color string.
SetColor()Retrieves and/or changes the current color setting for text mode.
SetCursor()Queries or changes the shape of the cursor on the screen.
SetMode()Changes the size of a console window.
SetNetMsgColor()Queries or changes the color for displaying failure messages of Net*() functions.
SetPos()Changes the position of the screen cursor in text mode.
SetPosBS()Moves the screen cursor (text mode) one column to the right.
Standard()Selects the standard color of SetColor().
StrScreen()Displays a screen string at the specified position.
Unselected()Selects the unselected color of SetColor().
UntextWin()Removes all text characters from the screen.


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