posiciona.janela.centro {arvoRe}R Documentation

Usage

posiciona.janela.centro(janela.principal, janela.nova)

Arguments

janela.principal
janela.nova

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.principal, janela.nova) {
        MAX.height <- as.integer( tclvalue( tkwinfo("screenheight", janela.principal) ) )
        MAX.width <- as.integer( tclvalue( tkwinfo("screenwidth", janela.principal) ) )

        wm.main.height <- as.integer( tclvalue( tkwinfo("height", janela.principal) ) )
        wm.main.width <- as.integer( tclvalue( tkwinfo("width", janela.principal) ) )

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

        wm.x <- as.integer( tclvalue( tkwinfo("x", janela.principal) ) )
        wm.y <- as.integer( tclvalue( tkwinfo("y", janela.principal) ) )
        
        new.wm.x <- wm.x + wm.main.width/2 - wm.child.width/2
        new.wm.y <- wm.y + wm.main.height/2 - wm.child.height/2
        
        new.wm.x <- round(new.wm.x)
        new.wm.y <- round(new.wm.y)
        
        limite.sup.x <- round( MAX.width - wm.child.width )
        limite.inf.x <- round( wm.child.width )
        limite.sup.y <- round( MAX.height - wm.child.height )
        limite.sup.y <- round( wm.child.height )

        # 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.sup.y) new.wm.y <- limite.sup.y
        
        posicao <- paste(wm.child.width, "x", wm.child.height, "+", new.wm.x,"+", new.wm.y, sep="")
        tkwm.geometry(janela.nova,posicao)
  }

[Package arvoRe version 0.1.7 Index]