gocui/view.go

105 lines
1.8 KiB
Go

package main
import (
"bufio"
"strings"
"go.wit.com/log"
"go.wit.com/widget"
)
func splitLines(s string) []string {
var lines []string
sc := bufio.NewScanner(strings.NewReader(s))
for sc.Scan() {
lines = append(lines, sc.Text())
}
return lines
}
func (w *guiWidget) textResize() bool {
// w := n.tk
var width, height int = 0, 0
var changed bool = false
for i, s := range splitLines(w.labelN) {
log.Log(INFO, "textResize() len =", len(s), i, s)
if width < len(s) {
width = len(s)
}
height += 1
}
if w.gocuiSize.w1 != w.gocuiSize.w0+width+me.FramePadW {
w.gocuiSize.w1 = w.gocuiSize.w0 + width + me.FramePadW
changed = true
}
if w.gocuiSize.h1 != w.gocuiSize.h0+height+me.FramePadH {
w.gocuiSize.h1 = w.gocuiSize.h0 + height + me.FramePadH
changed = true
}
if changed {
// w.showWidgetPlacement("textResize() changed")
}
return changed
}
func (w *guiWidget) hideWidgets() {
if w == nil {
return
}
w.isCurrent = false
switch w.node.WidgetType {
case widget.Root:
case widget.Flag:
case widget.Window:
case widget.Box:
case widget.Grid:
default:
w.Hide()
}
for _, child := range w.children {
child.hideWidgets()
}
}
func hideFake() {
var w *guiWidget
w = me.treeRoot.TK.(*guiWidget)
w.hideFake()
}
func showFake() {
var w *guiWidget
w = me.treeRoot.TK.(*guiWidget)
w.showFake()
}
func (w *guiWidget) hideFake() {
if w.isFake {
w.Hide()
}
for _, child := range w.children {
child.hideFake()
}
}
// shows the 'fake' widgets for widgets that
// are not normally displayed (like a grid widget)
func (w *guiWidget) showFake() {
if w.isFake {
w.drawView()
w.showWidgetPlacement("showFake:")
}
for _, child := range w.children {
child.showFake()
}
}
func (w *guiWidget) showWidgets() {
w.Show()
for _, child := range w.children {
child.showWidgets()
}
}