103 lines
3.0 KiB
Go
103 lines
3.0 KiB
Go
package ui
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import (
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"strings"
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"github.com/orus-dev/osui"
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"github.com/orus-dev/osui/colors"
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"github.com/orus-dev/osui/keys"
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)
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type DivParams struct {
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Style DivStyle
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Width int
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Height int
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}
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type DivStyle struct {
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Background string `default:"" type:"bg"`
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Foreground string `default:"" type:"fg"`
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Outline string `default:"" type:"fg"`
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}
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type DivComponent struct {
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Data osui.ComponentData
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Style *DivStyle
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Components []osui.Component
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ActiveComponent int
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}
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func (d *DivComponent) GetComponentData() *osui.ComponentData {
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return &d.Data
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}
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func (d *DivComponent) Render() string {
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d.Data.Style.UseStyle()
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frame := osui.NewFrame(d.Data.Width-2, d.Data.Height-2)
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for i, c := range d.Components {
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data := c.GetComponentData()
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if i == d.ActiveComponent {
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data.IsActive = d.Data.IsActive
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} else {
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data.IsActive = false
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}
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if data.Width == 0 {
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data.Width = d.Data.Width - 2
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}
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if data.Height == 0 {
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data.Height = d.Data.Height - 2
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}
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data.DefaultColor = colors.Combine(d.Style.Background, d.Style.Foreground)
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data.Screen = d.Data.Screen
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osui.RenderOnFrame(c, &frame)
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}
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if d.Style.Outline == "" {
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for i, f := range frame {
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frame[i] = colors.Combine(d.Style.Foreground, d.Style.Background) + f + colors.Reset
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}
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return strings.Join(frame, "\n")
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} else {
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for i, f := range frame {
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frame[i] = d.Style.Outline + "│" + colors.Reset + colors.Combine(d.Style.Foreground, d.Style.Background) + f + colors.Reset + d.Style.Outline + "│" + colors.Reset
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}
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}
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return " " + d.Style.Outline + strings.Repeat("_", d.Data.Width-2) + colors.Reset + "\n" + strings.Join(frame, "\n") + "\n " + d.Style.Outline + strings.Repeat("‾", d.Data.Width-2) + colors.Reset
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}
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func (d *DivComponent) Update(key string) bool {
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if f, ok := d.Data.Keys["up"]; ok && f(key) {
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d.updateActive(findClosestComponent(d.Components, d.ActiveComponent, "up"))
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} else if f, ok := d.Data.Keys["down"]; ok && f(key) {
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d.updateActive(findClosestComponent(d.Components, d.ActiveComponent, "down"))
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} else if f, ok := d.Data.Keys["left"]; ok && f(key) {
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d.updateActive(findClosestComponent(d.Components, d.ActiveComponent, "left"))
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} else if f, ok := d.Data.Keys["right"]; ok && f(key) {
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d.updateActive(findClosestComponent(d.Components, d.ActiveComponent, "right"))
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} else if len(d.Components) > 0 {
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d.Components[d.ActiveComponent].GetComponentData().IsActive = d.Data.IsActive
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if d.Components[d.ActiveComponent].Update(key) {
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d.updateActive(findClosestComponent(d.Components, d.ActiveComponent, "down"))
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}
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}
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return false
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}
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func (d *DivComponent) updateActive(newIndex int) {
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if newIndex >= 0 && newIndex < len(d.Components) && len(d.Components) > 0 {
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d.ActiveComponent = newIndex
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}
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}
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func Div(param osui.Param, components ...osui.Component) *DivComponent {
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param.SetDefaultBindings(map[string]func(string) bool{
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"up": keys.CtrlW,
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"down": keys.CtrlS,
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"left": keys.CtrlA,
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"right": keys.CtrlD,
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})
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return param.UseParam(&DivComponent{
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Components: components,
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}).(*DivComponent)
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}
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