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package main
import (
"strings"
"go.wit.com/gui/toolkit"
)
func (n *node) placeBox(startW int, startH int) {
if (n.WidgetType != toolkit.Box) {
return
}
n.showWidgetPlacement(logNow, "boxS()")
newW := startW
newH := startH
for _, child := range n.children {
child.placeWidgets(newW, newH)
// n.showWidgetPlacement(logNow, "boxS()")
newR := child.realGocuiSize()
w := newR.w1 - newR.w0
h := newR.h1 - newR.h0
if (n.horizontal) {
log(logNow, "BOX IS HORIZONTAL", n.Name, "newWH()", newW, newH, "child()", w, h, child.Name)
// expand based on the child width
newW += w
} else {
log(logNow, "BOX IS VERTICAL ", n.Name, "newWH()", newW, newH, "child()", w, h, child.Name)
// expand based on the child height
newH += h
}
}
// just compute this every time?
// newR := n.realGocuiSize()
n.showWidgetPlacement(logNow, "boxE()")
}
func (n *node) placeWidgets(startW int, startH int) {
if (n == nil) {
return
}
if (me.rootNode == nil) {
return
}
switch n.WidgetType {
case toolkit.Window:
for _, child := range n.children {
child.placeWidgets(me.RawW, me.RawH)
return
}
case toolkit.Tab:
for _, child := range n.children {
child.placeWidgets(me.RawW, me.RawH)
return
}
case toolkit.Grid:
n.placeGrid(startW, startH)
case toolkit.Box:
n.placeBox(startW, startH)
case toolkit.Group:
// move the group to the parent's next location
n.gocuiSetWH(startW, startH)
n.showWidgetPlacement(logNow, "group()")
newW := startW + me.GroupPadW
newH := startH + 3 // normal hight of the group label
// now move all the children aka: run place() on them
for _, child := range n.children {
child.placeWidgets(newW, newH)
newR := child.realGocuiSize()
// w := newR.w1 - newR.w0
h := newR.h1 - newR.h0
// increment straight down
newH += h
}
default:
n.gocuiSetWH(startW, startH)
// n.moveTo(startW, startH)
}
}
func (n *node) placeGrid(startW int, startH int) {
w := n.tk
n.showWidgetPlacement(logInfo, "grid0:")
if (n.WidgetType != toolkit.Grid) {
return
}
// first compute the max sizes of the rows and columns
for _, child := range n.children {
newR := child.realGocuiSize()
childW := newR.w1 - newR.w0
childH := newR.h1 - newR.h0
// set the child's realWidth, and grid offset
if (w.widths[child.AtW] < childW) {
w.widths[child.AtW] = childW
}
if (w.heights[child.AtH] < childH) {
w.heights[child.AtH] = childH
}
// child.showWidgetPlacement(logInfo, "grid: ")
log(logVerbose, "placeGrid:", child.Name, "child()", childW, childH, "At()", child.AtW, child.AtH)
}
// find the width and height offset of the grid for AtW,AtH
for _, child := range n.children {
child.showWidgetPlacement(logInfo, "grid1:")
var totalW, totalH int
for i, w := range w.widths {
if (i < child.AtW) {
totalW += w
}
}
for i, h := range w.heights {
if (i < child.AtH) {
totalH += h
}
}
// the new corner to move the child to
newW := startW + totalW
newH := startH + totalH
log(logVerbose, "placeGrid:", child.Name, "new()", newW, newH, "At()", child.AtW, child.AtH)
child.placeWidgets(newW, newH)
child.showWidgetPlacement(logInfo, "grid2:")
}
n.showWidgetPlacement(logInfo, "grid3:")
}
// computes the real, actual size of all the gocli objects in a widget
func (n *node) realGocuiSize() *rectType {
var f func (n *node, r *rectType)
newR := new(rectType)
// initialize the values to opposite
newR.w0 = 80
newR.h0 = 24
if me.baseGui != nil {
maxW, maxH := me.baseGui.Size()
newR.w0 = maxW
newR.h0 = maxH
}
newR.w1 = 0
newR.h1 = 0
// expand the rectangle to the biggest thing displayed
f = func(n *node, r *rectType) {
newR := n.tk.gocuiSize
if ! n.tk.isFake {
if r.w0 > newR.w0 {
r.w0 = newR.w0
}
if r.h0 > newR.h0 {
r.h0 = newR.h0
}
if r.w1 < newR.w1 {
r.w1 = newR.w1
}
if r.h1 < newR.h1 {
r.h1 = newR.h1
}
}
for _, child := range n.children {
f(child, r)
}
}
f(n, newR)
return newR
}
func (n *node) textSize() (int, int) {
var width, height int
for _, s := range strings.Split(n.Text, "\n") {
if (width < len(s)) {
width = len(s)
}
height += 1
}
return width, height
}
|
