Implement searching

2026-03-15 21:37:09 +09:00 · 2019-01-03 15:27:43 -05:00
parent f63c72c50d
commit e63a3c8917
10 changed files with 348 additions and 25 deletions
--- a/cmd/micro/action/infohandler.go
+++ b/cmd/micro/action/infohandler.go
@@ -0,0 +1,158 @@
+package action
+
+import (
+	"strings"
+
+	"github.com/zyedidia/micro/cmd/micro/display"
+	"github.com/zyedidia/micro/cmd/micro/info"
+	"github.com/zyedidia/tcell"
+)
+
+type InfoKeyAction func(*InfoHandler)
+
+type InfoHandler struct {
+	*BufHandler
+	*info.InfoBuf
+}
+
+func NewInfoHandler(ib *info.InfoBuf, w display.Window) *InfoHandler {
+	ih := new(InfoHandler)
+	ih.InfoBuf = ib
+	ih.BufHandler = NewBufHandler(ib.Buffer, w)
+
+	return ih
+}
+
+func (h *InfoHandler) HandleEvent(event tcell.Event) {
+	switch e := event.(type) {
+	case *tcell.EventKey:
+		ke := KeyEvent{
+			code: e.Key(),
+			mod:  e.Modifiers(),
+			r:    e.Rune(),
+		}
+
+		done := h.DoKeyEvent(ke)
+		if !done && e.Key() == tcell.KeyRune {
+			h.DoRuneInsert(e.Rune())
+		}
+	case *tcell.EventMouse:
+		h.BufHandler.HandleEvent(event)
+	}
+}
+
+func (h *InfoHandler) DoKeyEvent(e KeyEvent) bool {
+	done := false
+	if action, ok := BufKeyBindings[e]; ok {
+		estr := BufKeyStrings[e]
+		for _, s := range InfoNones {
+			if s == estr {
+				return false
+			}
+		}
+		for s, a := range InfoOverrides {
+			if s == estr {
+				done = true
+				a(h)
+				break
+			}
+		}
+		if !done {
+			done = action(h.BufHandler)
+		}
+	}
+	if done && h.EventCallback != nil {
+		h.EventCallback(strings.TrimSpace(string(h.LineBytes(0))))
+	}
+	return done
+}
+
+func (h *InfoHandler) DoRuneInsert(r rune) {
+	h.BufHandler.DoRuneInsert(r)
+	if h.EventCallback != nil {
+		h.EventCallback(strings.TrimSpace(string(h.LineBytes(0))))
+	}
+}
+
+// InfoNones is a list of actions that should have no effect when executed
+// by an infohandler
+var InfoNones = []string{
+	"Save",
+	"SaveAll",
+	"SaveAs",
+	"Find",
+	"FindNext",
+	"FindPrevious",
+	"Center",
+	"DuplicateLine",
+	"MoveLinesUp",
+	"MoveLinesDown",
+	"OpenFile",
+	"Start",
+	"End",
+	"PageUp",
+	"PageDown",
+	"SelectPageUp",
+	"SelectPageDown",
+	"HalfPageUp",
+	"HalfPageDown",
+	"ToggleHelp",
+	"ToggleKeyMenu",
+	"ToggleRuler",
+	"JumpLine",
+	"ClearStatus",
+	"ShellMode",
+	"CommandMode",
+	"AddTab",
+	"PreviousTab",
+	"NextTab",
+	"NextSplit",
+	"PreviousSplit",
+	"Unsplit",
+	"VSplit",
+	"HSplit",
+	"ToggleMacro",
+	"PlayMacro",
+	"Suspend",
+	"ScrollUp",
+	"ScrollDown",
+	"SpawnMultiCursor",
+	"SpawnMultiCursorSelect",
+	"RemoveMultiCursor",
+	"RemoveAllMultiCursors",
+	"SkipMultiCursor",
+}
+
+// InfoOverrides is the list of actions which have been overriden
+// by the infohandler
+var InfoOverrides = map[string]InfoKeyAction{
+	"CursorUp":      (*InfoHandler).CursorUp,
+	"CursorDown":    (*InfoHandler).CursorDown,
+	"InsertNewline": (*InfoHandler).InsertNewline,
+	"InsertTab":     (*InfoHandler).InsertTab,
+	"Escape":        (*InfoHandler).Escape,
+	"Quit":          (*InfoHandler).Quit,
+	"QuitAll":       (*InfoHandler).QuitAll,
+}
+
+func (h *InfoHandler) CursorUp() {
+	// TODO: history
+}
+func (h *InfoHandler) CursorDown() {
+	// TODO: history
+}
+func (h *InfoHandler) InsertTab() {
+	// TODO: autocomplete
+}
+func (h *InfoHandler) InsertNewline() {
+	h.DonePrompt(false)
+}
+func (h *InfoHandler) Quit() {
+	h.DonePrompt(true)
+}
+func (h *InfoHandler) QuitAll() {
+	h.DonePrompt(true)
+}
+func (h *InfoHandler) Escape() {
+	h.DonePrompt(true)
+}