fix: zoom taking too long after clicking a spot

app.go

@@ -7440,6 +7440,13 @@ func (a *App) FlexSetTXAntenna(ant string) error {
 	return a.cat.FlexDo(func(fc cat.FlexController) error { return fc.SetTXAntenna(ant) })
 }
 
+func (a *App) FlexSetSplit(on bool) error {
+	if a.cat == nil {
+		return fmt.Errorf("cat not initialized")
+	}
+	return a.cat.FlexDo(func(fc cat.FlexController) error { return fc.SetSplit(on) })
+}
+
 // keyFlexBandAnt stores the per-band RX/TX antenna map (global, machine-local).
 const keyFlexBandAnt = "flex.band_antennas"
 

frontend/src/App.tsx

@@ -818,6 +818,7 @@ export default function App() {
   // worked-before grid. Per-profile (stored via SetUIPref → profile-prefixed),
   // so it's loaded async on mount and re-read on profile:changed below.
   type MainPaneKind = 'map1' | 'map2' | 'cluster' | 'worked' | 'flex' | 'recent';
+  const [mapZoomSignal, setMapZoomSignal] = useState(0); // bump → world map auto-zooms now
   const [mainPaneLeft, setMainPaneLeft] = useState<MainPaneKind>('map1');
   const [mainPaneRight, setMainPaneRight] = useState<MainPaneKind>('map2');
   const loadMainPanes = useCallback(async () => {
@@ -2028,6 +2029,9 @@ export default function App() {
         qsl_via: d.qsl_via || (r.qsl_via ?? ''),
       }));
       if (r.dxcc && r.dxcc > 0) runWorkedBefore(call, r.dxcc);
+      // The DX location is now known (grid set above) — force the world map to
+      // auto-zoom right away, so it doesn't lag behind the resolved QSO.
+      setMapZoomSignal((n) => n + 1);
       // Recording: tie it to the resolved callsign. Start once a real (≥3-char)
       // call resolves — covers the fast CW workflow (type → Enter, no blur). If
       // we're already recording a DIFFERENT call (the operator edited the
@@ -2823,6 +2827,7 @@ export default function App() {
             toLabel={callsign}
             beamAzimuths={showBeamOnMap ? beamHeadings : []}
             boomAzimuth={showBeamOnMap && ubPattern && ubPattern !== 'normal' ? boomHeading : null}
+            zoomSignal={mapZoomSignal}
           />
         );
       case 'map2':

frontend/src/components/FlexPanel.tsx

@@ -5,7 +5,7 @@ import {
   FlexSetProcessor, FlexSetProcessorLevel, FlexSetMon, FlexSetMonLevel, FlexSetMic,
   FlexMox, FlexAmpOperate,
   GetPGXLStatus, PGXLSetFanMode,
-  FlexSetAGCMode, FlexSetAGCThreshold, FlexSetAudioLevel, FlexSetMute, FlexSetRXAntenna, FlexSetTXAntenna,
+  FlexSetAGCMode, FlexSetAGCThreshold, FlexSetAudioLevel, FlexSetMute, FlexSetRXAntenna, FlexSetTXAntenna, FlexSetSplit,
   FlexSetNB, FlexSetNBLevel, FlexSetNR, FlexSetNRLevel, FlexSetANF, FlexSetANFLevel,
   FlexSetAPF, FlexSetAPFLevel, FlexSetCWSpeed, FlexSetCWPitch, FlexSetCWBreakInDelay,
   FlexSetCWSidetone, FlexSetSidetoneLevel, FlexSetCWFilter, FlexSetFilter,
@@ -21,6 +21,7 @@ type FlexState = {
   atu_status?: string; atu_memories: boolean;
   rx_avail: boolean; agc_mode?: string; agc_threshold: number; audio_level: number; mute: boolean;
   rx_ant?: string; tx_ant?: string; ant_list?: string[]; tx_ant_list?: string[];
+  split: boolean; rx_freq_hz?: number; tx_freq_hz?: number;
   nb: boolean; nb_level: number; nr: boolean; nr_level: number; anf: boolean; anf_level: number;
   mode?: string;
   cw_speed: number; cw_pitch: number; cw_break_in_delay: number; cw_sidetone: boolean; cw_mon_level: number;
@@ -35,7 +36,7 @@ const ZERO: FlexState = {
   available: false, rf_power: 0, tune_power: 0, tune: false, transmitting: false,
   vox_enable: false, vox_level: 0, vox_delay: 0, proc_enable: false, proc_level: 0,
   mon: false, mon_level: 0, mic_level: 0, atu_memories: false,
-  rx_avail: false, agc_threshold: 0, audio_level: 0, mute: false,
+  rx_avail: false, agc_threshold: 0, audio_level: 0, mute: false, split: false,
   nb: false, nb_level: 0, nr: false, nr_level: 0, anf: false, anf_level: 0,
   cw_speed: 25, cw_pitch: 600, cw_break_in_delay: 30, cw_sidetone: true, cw_mon_level: 0,
   apf: false, apf_level: 0, filter_lo: 0, filter_hi: 0,
@@ -306,6 +307,21 @@ export function FlexPanel() {
                 <Power className="size-4 inline mr-1 -mt-0.5" /> MOX
               </button>
             </div>
+            <div className="flex items-center gap-2">
+              <button type="button" disabled={off}
+                title="Split: RX/TX on separate slices. ON creates a TX slice +1 kHz (CW) / +5 kHz (SSB) up, like SmartSDR."
+                onClick={() => change('split', !st.split, () => FlexSetSplit(!st.split))}
+                className={cn('px-3 py-1.5 rounded-lg text-sm font-extrabold tracking-wide border-2 transition-all disabled:opacity-30',
+                  st.split ? 'bg-sky-600 text-white border-sky-600 shadow-[0_0_12px] shadow-sky-600/50' : 'bg-card text-sky-700 border-sky-400 hover:bg-sky-50')}>
+                SPLIT
+              </button>
+              {st.split && !!st.tx_freq_hz && (
+                <span className="text-[11px] font-mono text-muted-foreground whitespace-nowrap">
+                  TX {(st.tx_freq_hz / 1e6).toFixed(3)}
+                  {!!st.rx_freq_hz && ` (${(st.tx_freq_hz - st.rx_freq_hz) >= 0 ? '+' : ''}${((st.tx_freq_hz - st.rx_freq_hz) / 1000).toFixed(1)} kHz)`}
+                </span>
+              )}
+            </div>
 
             {!isCW ? (
             <div className="border-t border-border/60 pt-3 space-y-3">

frontend/src/components/MainMap.tsx

@@ -81,10 +81,11 @@ interface WorldProps {
   beamAzimuths?: number[];     // radiating heading(s) (deg) → draw a beam lobe each
   beamWidth?: number;          // beamwidth (deg), default 30
   boomAzimuth?: number | null; // mechanical boom (rotor) heading → grey reference line
+  zoomSignal?: number;         // bump to force an auto-zoom now (e.g. QRZ lookup finished)
 }
 
 // WorldMap — great-circle path + beam lobe(s), the "map1" pane.
-export function WorldMap({ fromGrid, toGrid, fromLabel, toLabel, beamAzimuths, beamWidth, boomAzimuth }: WorldProps) {
+export function WorldMap({ fromGrid, toGrid, fromLabel, toLabel, beamAzimuths, beamWidth, boomAzimuth, zoomSignal }: WorldProps) {
   const worldRef = useRef<HTMLDivElement>(null);
   const worldMap = useRef<L.Map | null>(null);
   const worldOverlay = useRef<L.LayerGroup | null>(null);
@@ -225,7 +226,7 @@ export function WorldMap({ fromGrid, toGrid, fromLabel, toLabel, beamAzimuths, b
     }
     setTimeout(() => { wm.invalidateSize(); }, 0);
     // eslint-disable-next-line react-hooks/exhaustive-deps
-  }, [fromGrid, toGrid, fromLabel, toLabel, (beamAzimuths ?? []).map((a) => Math.round(a)).join(','), beamWidth, boomAzimuth, autoZoom]);
+  }, [fromGrid, toGrid, fromLabel, toLabel, (beamAzimuths ?? []).map((a) => Math.round(a)).join(','), beamWidth, boomAzimuth, autoZoom, zoomSignal]);
 
   const path = pathBetween(fromGrid, toGrid);
 

frontend/wailsjs/go/main/App.d.ts

@@ -196,6 +196,8 @@ export function FlexSetRXAntenna(arg1:string):Promise<void>;
 
 export function FlexSetSidetoneLevel(arg1:number):Promise<void>;
 
+export function FlexSetSplit(arg1:boolean):Promise<void>;
+
 export function FlexSetTXAntenna(arg1:string):Promise<void>;
 
 export function FlexSetTunePower(arg1:number):Promise<void>;

frontend/wailsjs/go/main/App.js

@@ -358,6 +358,10 @@ export function FlexSetSidetoneLevel(arg1) {
   return window['go']['main']['App']['FlexSetSidetoneLevel'](arg1);
 }
 
+export function FlexSetSplit(arg1) {
+  return window['go']['main']['App']['FlexSetSplit'](arg1);
+}
+
 export function FlexSetTXAntenna(arg1) {
   return window['go']['main']['App']['FlexSetTXAntenna'](arg1);
 }

frontend/wailsjs/go/models.ts

@@ -512,6 +512,9 @@ export namespace cat {
 	    atu_status?: string;
 	    atu_memories: boolean;
 	    rx_avail: boolean;
+	    split: boolean;
+	    rx_freq_hz?: number;
+	    tx_freq_hz?: number;
 	    agc_mode?: string;
 	    agc_threshold: number;
 	    audio_level: number;
@@ -565,6 +568,9 @@ export namespace cat {
 	        this.atu_status = source["atu_status"];
 	        this.atu_memories = source["atu_memories"];
 	        this.rx_avail = source["rx_avail"];
+	        this.split = source["split"];
+	        this.rx_freq_hz = source["rx_freq_hz"];
+	        this.tx_freq_hz = source["tx_freq_hz"];
 	        this.agc_mode = source["agc_mode"];
 	        this.agc_threshold = source["agc_threshold"];
 	        this.audio_level = source["audio_level"];

internal/cat/cat.go

@@ -247,7 +247,10 @@ type FlexTXState struct {
 	ATUStatus    string `json:"atu_status,omitempty"`
 	ATUMemories  bool   `json:"atu_memories"`
 	// Active RX slice DSP controls.
-	RXAvail      bool     `json:"rx_avail"` // an RX slice exists
+	RXAvail      bool     `json:"rx_avail"`             // an RX slice exists
+	Split        bool     `json:"split"`                // RX/TX on separate slices
+	RXFreqHz     int64    `json:"rx_freq_hz,omitempty"` // RX slice freq when split
+	TXFreqHz     int64    `json:"tx_freq_hz,omitempty"` // TX slice freq when split
 	AGCMode      string   `json:"agc_mode,omitempty"`
 	AGCThreshold int      `json:"agc_threshold"`
 	AudioLevel   int      `json:"audio_level"`
@@ -320,6 +323,7 @@ type FlexController interface {
 	SetMute(bool) error
 	SetRXAntenna(string) error
 	SetTXAntenna(string) error
+	SetSplit(bool) error
 	SetNB(bool) error
 	SetNBLevel(int) error
 	SetNR(bool) error

internal/cat/flex.go

@@ -54,6 +54,7 @@ type Flex struct {
 	spotsEnabled bool           // push cluster spots + manage the panadapter overlay
 	spotIdx      map[int]bool   // panadapter spot indices currently known to the radio
 	pendingSpot  map[int]string // seq → callsign, awaiting the spot index in the R response
+	pendingSplit map[int]bool   // seq → awaiting the new TX slice's index (split create)
 	spotCall     map[int]string // spot index → callsign (to fill the call on a panadapter click)
 	sentCmds     map[int]string // seq → command text, so an R<seq> error names the command
 
@@ -148,7 +149,7 @@ func NewFlex(host string, port int, spotsEnabled bool) *Flex {
 	return &Flex{
 		host: strings.TrimSpace(host), port: port,
 		slices: map[int]*flexSlice{}, spotsEnabled: spotsEnabled,
-		spotIdx: map[int]bool{}, pendingSpot: map[int]string{}, spotCall: map[int]string{},
+		spotIdx: map[int]bool{}, pendingSpot: map[int]string{}, spotCall: map[int]string{}, pendingSplit: map[int]bool{},
 		meterMeta: map[int]meterInfo{}, meterVal: map[int]float64{}, meterSub: map[int]bool{},
 		sentCmds: map[int]string{}, txSetAt: map[string]time.Time{},
 	}
@@ -314,7 +315,18 @@ func (f *Flex) reader(conn net.Conn) {
 					f.spotIdx[idx] = true
 				}
 			}
+			// A successful "slice create" for split returns the new slice's index;
+			// make that slice the transmitter so RX/TX are on separate slices.
+			splitSeq := f.pendingSplit[seq]
+			if splitSeq {
+				delete(f.pendingSplit, seq)
+			}
 			f.mu.Unlock()
+			if splitSeq && ok && len(parts) >= 3 {
+				if idx, e := strconv.Atoi(strings.TrimSpace(parts[2])); e == nil {
+					f.send(fmt.Sprintf("slice s %d tx=1", idx))
+				}
+			}
 		}
 	}
 	// Connection ended.
@@ -1050,6 +1062,11 @@ func (f *Flex) FlexState() FlexTXState {
 		CWSidetone:     f.tx.cwSidetone,
 		CWMonLevel:     f.tx.cwMonLevel,
 	}
+	if rx, tx := f.pickSlicesLocked(); rx != nil && tx != nil && rx != tx && rx.freqHz != tx.freqHz {
+		st.Split = true
+		st.RXFreqHz = rx.freqHz
+		st.TXFreqHz = tx.freqHz
+	}
 	if _, rx := f.rxSliceLocked(); rx != nil {
 		st.RXAvail = true
 		st.Mode = strings.ToUpper(rx.mode)
@@ -1170,14 +1187,73 @@ func (f *Flex) SetAudioLevel(l int) error   { return f.sendSlice("audio_level",
 func (f *Flex) SetMute(on bool) error       { return f.sendSlice("audio_mute", boolFlex(on)) }
 func (f *Flex) SetRXAntenna(a string) error { return f.sendSlice("rxant", a) }
 func (f *Flex) SetTXAntenna(a string) error { return f.sendSlice("txant", a) }
-func (f *Flex) SetNB(on bool) error         { return f.sendSlice("nb", boolFlex(on)) }
+
-func (f *Flex) SetNBLevel(l int) error      { return f.sendSlice("nb_level", clampLevel(l)) }
+// SetSplit toggles 2-slice split like SmartSDR's SPLIT button. ON creates a TX
-func (f *Flex) SetNR(on bool) error         { return f.sendSlice("nr", boolFlex(on)) }
+// slice at RX freq + offset (+1 kHz on CW, +5 kHz otherwise) and makes it the
-func (f *Flex) SetNRLevel(l int) error      { return f.sendSlice("nr_level", clampLevel(l)) }
+// transmitter; OFF removes the extra TX slice and returns to simplex (RX slice
-func (f *Flex) SetANF(on bool) error        { return f.sendSlice("anf", boolFlex(on)) }
+// transmits again).
-func (f *Flex) SetANFLevel(l int) error     { return f.sendSlice("anf_level", clampLevel(l)) }
+func (f *Flex) SetSplit(on bool) error {
-func (f *Flex) SetAPF(on bool) error        { return f.sendSlice("apf", boolFlex(on)) }
+	f.mu.Lock()
-func (f *Flex) SetAPFLevel(l int) error     { return f.sendSlice("apf_level", clampLevel(l)) }
+	if f.conn == nil {
+		f.mu.Unlock()
+		return fmt.Errorf("flex: not connected")
+	}
+	rx, tx := f.pickSlicesLocked()
+	rxIdx, txIdx := -1, -1
+	for i, s := range f.slices {
+		if s == rx {
+			rxIdx = i
+		}
+		if s == tx {
+			txIdx = i
+		}
+	}
+	alreadySplit := rx != nil && tx != nil && rx != tx
+	var rxFreq int64
+	var rxMode, rxAnt string
+	if rx != nil {
+		rxFreq, rxMode, rxAnt = rx.freqHz, rx.mode, rx.rxAnt
+	}
+	f.mu.Unlock()
+
+	if on {
+		if alreadySplit || rx == nil {
+			return nil // already split (or no slice)
+		}
+		offset := int64(5000)
+		if strings.HasPrefix(strings.ToUpper(rxMode), "CW") {
+			offset = 1000
+		}
+		cmd := fmt.Sprintf("slice create freq=%.6f mode=%s", float64(rxFreq+offset)/1e6, rxMode)
+		if rxAnt != "" {
+			cmd += " ant=" + rxAnt
+		}
+		if seq := f.send(cmd); seq > 0 {
+			f.mu.Lock()
+			f.pendingSplit[seq] = true // mark the new slice TX once its index returns
+			f.mu.Unlock()
+		}
+		return nil
+	}
+	if !alreadySplit {
+		return nil
+	}
+	if txIdx >= 0 {
+		f.send(fmt.Sprintf("slice remove %d", txIdx))
+	}
+	if rxIdx >= 0 {
+		f.send(fmt.Sprintf("slice s %d tx=1", rxIdx))
+	}
+	return nil
+}
+func (f *Flex) SetNB(on bool) error     { return f.sendSlice("nb", boolFlex(on)) }
+func (f *Flex) SetNBLevel(l int) error  { return f.sendSlice("nb_level", clampLevel(l)) }
+func (f *Flex) SetNR(on bool) error     { return f.sendSlice("nr", boolFlex(on)) }
+func (f *Flex) SetNRLevel(l int) error  { return f.sendSlice("nr_level", clampLevel(l)) }
+func (f *Flex) SetANF(on bool) error    { return f.sendSlice("anf", boolFlex(on)) }
+func (f *Flex) SetANFLevel(l int) error { return f.sendSlice("anf_level", clampLevel(l)) }
+func (f *Flex) SetAPF(on bool) error    { return f.sendSlice("apf", boolFlex(on)) }
+func (f *Flex) SetAPFLevel(l int) error { return f.sendSlice("apf_level", clampLevel(l)) }
 
 // ── CW keyer controls (top-level "cw" commands) ──