265 lines
8.6 KiB
Go
265 lines
8.6 KiB
Go
package main
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import (
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"fmt"
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"strings"
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"github.com/egoist/mygo/ui"
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mujica "mujicaui"
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)
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func codeProcessListDemo(c *ui.Context, log func(string)) {
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type state struct {
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procs []mujica.Process
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s mujica.ProcessListState
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disabled bool
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}
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s := ui.Local(c.Root(), "326", func() *state {
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return &state{procs: []mujica.Process{
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{PID: 101, Name: "chancellor", CPU: 3.5, Memory: 200 << 20}, {PID: 7, Name: "archivist", CPU: 42.1, Memory: 50 << 20},
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{PID: 330, Name: "herald", CPU: 0.2, Memory: 2 << 30}, {PID: 412, Name: "scribe", CPU: 12.8, Memory: 96 << 20},
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}}
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})
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st := *s
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codeDemoControls(c, func() { codeDemoCheck(c, &st.disabled, "Disabled", log) })
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r := mujica.ProcessList(c, st.procs, &st.s, mujica.ProcessListOptions{Disabled: st.disabled})
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r.Element.Size(560, 260)
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if r.End != nil {
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log(fmt.Sprintf("end %s (PID %d)", r.End.Name, r.End.PID))
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var kept []mujica.Process
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for _, p := range st.procs {
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if p.PID != r.End.PID {
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kept = append(kept, p)
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}
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}
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st.procs = kept
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}
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}
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var codeDemoSource = strings.Split(`package court
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import "errors"
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// Decree is an order of the court.
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type Decree struct {
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ID int
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Title string
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}
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/* Seal stamps a decree
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with the royal wax. */
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func Seal(d Decree) (string, error) {
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if d.Title == "" {
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return "", errors.New("untitled decree")
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}
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for i := 0; i < 3; i++ {
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d.ID += i
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}
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return "sealed: " + d.Title, nil
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}
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func Herald(ds []Decree) int {
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n := 0
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for _, d := range ds {
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if _, err := Seal(d); err == nil {
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n++
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}
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}
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return n
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}`, "\n")
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func codeCodeViewerDemo(c *ui.Context, log func(string)) {
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type state struct {
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s mujica.CodeViewerState
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lang string
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disabled bool
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}
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s := ui.Local(c.Root(), "327", func() *state { return &state{lang: "go"} })
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st := *s
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codeDemoControls(c, func() {
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codeDemoCheck(c, &st.disabled, "Disabled", log)
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langs := []mujica.SelectOption[string]{{Value: "go", Label: "Go"}, {Value: "", Label: "Plain"}}
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if mujica.Select(c, &st.lang, langs, mujica.SelectOptions{Label: "Language"}).Changed() {
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log("language " + st.lang)
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}
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if mujica.Button(c, "Go to line 20", mujica.ButtonOptions{Variant: mujica.Secondary}).Clicked() {
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st.s.GoTo(19)
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log("go to 20")
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}
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})
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r := mujica.CodeViewer(c, codeDemoSource, &st.s, mujica.CodeViewerOptions{Language: st.lang, Label: "Source", Disabled: st.disabled})
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r.Element.Size(600, 360)
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if r.Changed() {
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log(fmt.Sprintf("line %d", st.s.Line()+1))
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}
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}
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func codeMinimapDemo(c *ui.Context, log func(string)) {
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type state struct {
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s mujica.CodeViewerState
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view mujica.MinimapView
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lines []string
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disabled bool
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}
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s := ui.Local(c.Root(), "328", func() *state {
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var lines []string
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for range 12 {
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lines = append(lines, codeDemoSource...)
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}
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return &state{lines: lines}
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})
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st := *s
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codeDemoControls(c, func() { codeDemoCheck(c, &st.disabled, "Disabled", log) })
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first, last := st.s.Visible()
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st.view = mujica.MinimapView{Top: first, Visible: max(last-first+1, 1)}
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ui.Row(c).Gap(8).Height(360).AlignItems(ui.Stretch).Children(func() {
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mujica.CodeViewer(c, st.lines, &st.s, mujica.CodeViewerOptions{Language: "go"}).Element.Width(520)
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if mujica.Minimap(c, st.lines, &st.view, mujica.MinimapOptions{Language: "go", Disabled: st.disabled}).Changed() {
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st.s.ScrollTo(st.view.Top)
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log(fmt.Sprintf("jump to line %d", st.view.Top+1))
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}
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})
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}
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func codeFindWidgetDemo(c *ui.Context, log func(string)) {
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type state struct {
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text string
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s mujica.FindState
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readOnly, disabled bool
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}
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s := ui.Local(c.Root(), "329", func() *state {
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return &state{text: "The seal of the court; seals are kept sealed. Seal 42 and seal 7.", s: mujica.FindState{Query: "seal"}}
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})
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st := *s
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codeDemoControls(c, func() {
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codeDemoCheck(c, &st.readOnly, "Read-only", log)
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codeDemoCheck(c, &st.disabled, "Disabled", log)
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})
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ui.Column(c).Width(620).Gap(12).Children(func() {
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r := mujica.FindWidget(c, &st.text, &st.s, mujica.FindWidgetOptions{ReadOnly: st.readOnly, Disabled: st.disabled})
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if r.Moved {
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log(fmt.Sprintf("%d matches, at %d", len(st.s.Matches()), st.s.Current+1))
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}
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if r.Replaced > 0 {
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log(fmt.Sprintf("replaced %d", r.Replaced))
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}
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var spans []ui.Span
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at := 0
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for i, m := range st.s.Matches() {
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spans = append(spans, ui.Span{Text: st.text[at:m[0]]})
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sp := ui.Span{Text: st.text[m[0]:m[1]], Background: mujica.Tokens(c).Selection, Underline: true}
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if i == st.s.Current {
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sp.Weight = 700
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}
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spans = append(spans, sp)
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at = m[1]
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}
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spans = append(spans, ui.Span{Text: st.text[at:]})
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ui.RichText(c, spans...)
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})
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}
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func codeSearchPanelDemo(c *ui.Context, log func(string)) {
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type state struct {
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s mujica.SearchPanelState
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results []mujica.SearchFileResult
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disabled bool
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}
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s := ui.Local(c.Root(), "330", func() *state { return &state{s: mujica.SearchPanelState{Query: "seal"}} })
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st := *s
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codeDemoControls(c, func() { codeDemoCheck(c, &st.disabled, "Disabled", log) })
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// The demo searches its own two files.
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files := map[string][]string{"court/seal.go": codeDemoSource, "docs/ledger.md": {"# Ledger", "The seal is kept by the chancellor.", "Seals expire after a year."}}
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if st.results == nil || st.s.Query != "" && len(st.results) == 0 {
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st.results = codeDemoSearch(files, st.s.Query, st.s.Include, st.s.Exclude)
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}
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r := mujica.SearchPanel(c, st.results, &st.s, mujica.SearchPanelOptions{Disabled: st.disabled})
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r.Element.Size(560, 380)
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if r.Changed {
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st.results = codeDemoSearch(files, st.s.Query, st.s.Include, st.s.Exclude)
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log(fmt.Sprintf("search %q include %q exclude %q", st.s.Query, st.s.Include, st.s.Exclude))
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}
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if r.Opened != nil {
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log(fmt.Sprintf("open %s:%d", r.Opened.Path, r.Opened.Line))
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}
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}
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// codeDemoSearch finds q in the demo files.
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func codeDemoSearch(files map[string][]string, q, include, exclude string) []mujica.SearchFileResult {
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out := []mujica.SearchFileResult{}
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if q == "" {
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return out
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}
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for _, path := range []string{"court/seal.go", "docs/ledger.md"} {
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if include != "" && !strings.Contains(path, strings.Trim(include, "*")) || exclude != "" && strings.Contains(path, strings.Trim(exclude, "*")) {
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continue
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}
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f := mujica.SearchFileResult{Path: path}
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for i, line := range files[path] {
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if at := strings.Index(strings.ToLower(line), strings.ToLower(q)); at >= 0 {
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f.Matches = append(f.Matches, mujica.SearchMatch{Line: i + 1, Text: line, Start: at, End: at + len(q)})
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}
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}
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if len(f.Matches) > 0 {
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out = append(out, f)
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}
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}
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return out
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}
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func codeProblemsDemo(c *ui.Context, log func(string)) {
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type state struct {
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s mujica.ProblemsPanelState
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disabled bool
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}
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s := ui.Local(c.Root(), "331", func() *state { return &state{} })
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st := *s
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codeDemoControls(c, func() { codeDemoCheck(c, &st.disabled, "Disabled", log) })
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problems := []mujica.Problem{
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{Severity: mujica.ProblemError, File: "court/seal.go", Line: 12, Col: 5, Message: "undefined: Decree", Source: "compiler"},
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{Severity: mujica.ProblemWarning, File: "court/seal.go", Line: 30, Col: 2, Message: "unused variable wax", Source: "vet"},
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{Severity: mujica.ProblemInfo, File: "docs/ledger.md", Line: 4, Col: 1, Message: "line is longer than 80", Source: "lint"},
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{Severity: mujica.ProblemError, File: "main.go", Line: 9, Col: 14, Message: "missing return", Source: "compiler"},
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}
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r := mujica.ProblemsPanel(c, problems, &st.s, mujica.ProblemsPanelOptions{Disabled: st.disabled})
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r.Element.Size(620, 320)
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if r.Opened != nil {
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log(fmt.Sprintf("go to %s:%d:%d", r.Opened.File, r.Opened.Line, r.Opened.Col))
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}
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}
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func codeOutputDemo(c *ui.Context, log func(string)) {
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type state struct {
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channels []mujica.OutputChannel
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s mujica.OutputPanelState
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disabled bool
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}
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s := ui.Local(c.Root(), "332", func() *state {
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var build []string
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for i := range 300 {
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build = append(build, fmt.Sprintf("compiling unit %d of 300", i+1))
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}
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return &state{channels: []mujica.OutputChannel{{Name: "Build", Lines: build},
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{Name: "Tests", Lines: []string{"\x1b[32mPASS\x1b[0m court/seal", "\x1b[31mFAIL\x1b[0m court/ledger: expected 3 seals", "\x1b[1mok\x1b[0m 2 of 3 packages"}}}}
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})
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st := *s
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codeDemoControls(c, func() {
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codeDemoCheck(c, &st.disabled, "Disabled", log)
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if mujica.Button(c, "Write line", mujica.ButtonOptions{Variant: mujica.Secondary}).Clicked() {
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ch := &st.channels[st.s.Channel]
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ch.Lines = append(ch.Lines, fmt.Sprintf("line %d", len(ch.Lines)+1))
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log("write to " + ch.Name)
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}
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})
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r := mujica.OutputPanel(c, st.channels, &st.s, mujica.OutputPanelOptions{Disabled: st.disabled})
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r.Element.Size(560, 300)
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if r.Changed {
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log("channel " + st.channels[st.s.Channel].Name)
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}
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if r.Cleared != "" {
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st.channels[st.s.Channel].Lines = nil
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log("cleared " + r.Cleared)
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}
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}
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