posiciona.janela.no.mouse {ArvoRe}R Documentation

~~function to do ... ~~

Description

~~ A concise (1-5 lines) description of what the function does. ~~

Usage

posiciona.janela.no.mouse(janela.nova, wm.width = -1, wm.height = -1)

Arguments

janela.nova ~~Describe janela.nova here~~
wm.width ~~Describe wm.width here~~
wm.height ~~Describe wm.height here~~

Details

~~ If necessary, more details than the description above ~~

Value

~Describe the value returned If it is a LIST, use

comp1 Description of 'comp1'
comp2 Description of 'comp2'

...

Warning

....

Note

~~further notes~~

~Make other sections like Warning with section{Warning }{....} ~

Author(s)

~~who you are~~

References

~put references to the literature/web site here ~

See Also

~~objects to See Also as help, ~~~

Examples

##---- Should be DIRECTLY executable !! ----
##-- ==>  Define data, use random,
##--    or do  help(data=index)  for the standard data sets.

## The function is currently defined as
function(janela.nova, wm.width = -1, wm.height = -1) {
        MAX.height <- as.integer( tclvalue( tkwinfo("screenheight", janela.nova) ) )
        MAX.width <- as.integer( tclvalue( tkwinfo("screenwidth", janela.nova) ) )

        if (wm.height == -1) wm.height <- as.integer( tclvalue( tkwinfo("height", janela.nova) ) )
        if (wm.width == -1) wm.width <- as.integer( tclvalue( tkwinfo("width", janela.nova) ) )

        mouse.x.pos <- as.integer( tclvalue( tkwinfo("pointerx", janela.nova) ) )
        mouse.y.pos <- as.integer( tclvalue( tkwinfo("pointery", janela.nova) ) )
        
        new.wm.x <- round( mouse.x.pos - wm.width/2 )
        new.wm.y <- round( mouse.y.pos - wm.height/2 )
        
        limite.sup.x <- round( MAX.width - wm.width/2 )
        limite.inf.x <- 0
        limite.sup.y <- round( MAX.height - wm.height/2 )
        limite.inf.y <- 0
        
        # Limitantes para o tamanho da tela. Quem tem tela virtural... #$%#$%
        if (new.wm.x > limite.sup.x) new.wm.x <- limite.sup.x
        if (new.wm.x < limite.inf.x) new.wm.x <- limite.inf.x
        if (new.wm.y > limite.sup.y) new.wm.y <- limite.sup.y
        if (new.wm.y < limite.inf.y) new.wm.y <- limite.sup.y
        
        posicao <- paste(wm.width, "x", wm.height, "+", new.wm.x,"+", new.wm.y, sep="")
        tkwm.geometry(janela.nova,posicao)
  }

[Package ArvoRe version 0.1.6 Index]