fix windows shortcut for waveai focus (#2655)

ctrl-shift-0 doesn't work in windows (eaten by IME system). so need to
switch to something else... chose Alt-0 for windows.

Author: sawka

docs/docs/waveai.mdx

@@ -19,7 +19,7 @@ Context-aware terminal assistant with access to terminal output, widgets, and fi
 | Shortcut | Action |
 |----------|--------|
 | <Kbd k="Cmd:Shift:a"/> | Toggle AI panel |
-| <Kbd k="Ctrl:Shift:0"/> | Focus AI input |
+| <Kbd k="Ctrl:Shift:0" windows="Alt:0"/> | Focus AI input |
 | <Kbd k="Cmd:k"/> | Clear chat / start new |
 | <Kbd k="Enter"/> | Send message |
 | <Kbd k="Shift:Enter"/> | New line |

docs/src/components/kbd.tsx

@@ -44,9 +44,20 @@ function convertKey(platform: Platform, key: string): [any, string, boolean] {
 }
 
 // Custom KBD component
-const KbdInternal = ({ k }: { k: string }) => {
+const KbdInternal = ({ k, windows, mac, linux }: { k: string; windows?: string; mac?: string; linux?: string }) => {
     const { platform } = useContext(PlatformContext);
-    const keys = k.split(":");
+    
+    // Determine which key binding to use based on platform overrides
+    let keyBinding = k;
+    if (platform === "windows" && windows) {
+        keyBinding = windows;
+    } else if (platform === "mac" && mac) {
+        keyBinding = mac;
+    } else if (platform === "linux" && linux) {
+        keyBinding = linux;
+    }
+    
+    const keys = keyBinding.split(":");
     const keyElems = keys.map((key, i) => {
         const [displayKey, title, symbol] = convertKey(platform, key);
         return (
@@ -58,8 +69,8 @@ const KbdInternal = ({ k }: { k: string }) => {
     return <div className="kbd-group">{keyElems}</div>;
 };
 
-export const Kbd = ({ k }: { k: string }) => {
-    return <BrowserOnly fallback={<kbd>{k}</kbd>}>{() => <KbdInternal k={k} />}</BrowserOnly>;
+export const Kbd = ({ k, windows, mac, linux }: { k: string; windows?: string; mac?: string; linux?: string }) => {
+    return <BrowserOnly fallback={<kbd>{k}</kbd>}>{() => <KbdInternal k={k} windows={windows} mac={mac} linux={linux} />}</BrowserOnly>;
 };
 
 export const KbdChord = ({ karr }: { karr: string[] }) => {

frontend/app/aipanel/aipanel.tsx

@@ -7,7 +7,7 @@ import { ErrorBoundary } from "@/app/element/errorboundary";
 import { atoms, getSettingsKeyAtom } from "@/app/store/global";
 import { globalStore } from "@/app/store/jotaiStore";
 import { checkKeyPressed, keydownWrapper } from "@/util/keyutil";
-import { isMacOS } from "@/util/platformutil";
+import { isMacOS, isWindows } from "@/util/platformutil";
 import { cn } from "@/util/util";
 import { useChat } from "@ai-sdk/react";
 import { DefaultChatTransport } from "ai";
@@ -135,10 +135,20 @@ const AIWelcomeMessage = memo(() => {
                                     <span className="ml-1.5">to toggle panel</span>
                                 </div>
                                 <div>
-                                    <KeyCap>Ctrl</KeyCap>
-                                    <KeyCap className="ml-1">Shift</KeyCap>
-                                    <KeyCap className="ml-1">0</KeyCap>
-                                    <span className="ml-1.5">to focus</span>
+                                    {isWindows() ? (
+                                        <>
+                                            <KeyCap>Alt</KeyCap>
+                                            <KeyCap className="ml-1">0</KeyCap>
+                                            <span className="ml-1.5">to focus</span>
+                                        </>
+                                    ) : (
+                                        <>
+                                            <KeyCap>Ctrl</KeyCap>
+                                            <KeyCap className="ml-1">Shift</KeyCap>
+                                            <KeyCap className="ml-1">0</KeyCap>
+                                            <span className="ml-1.5">to focus</span>
+                                        </>
+                                    )}
                                 </div>
                             </div>
                         </div>

frontend/app/store/keymodel.ts

@@ -23,6 +23,7 @@ import { TabBarModel } from "@/app/tab/tabbar-model";
 import { WorkspaceLayoutModel } from "@/app/workspace/workspace-layout-model";
 import { deleteLayoutModelForTab, getLayoutModelForStaticTab, NavigateDirection } from "@/layout/index";
 import * as keyutil from "@/util/keyutil";
+import { isWindows } from "@/util/platformutil";
 import { CHORD_TIMEOUT } from "@/util/sharedconst";
 import { fireAndForget } from "@/util/util";
 import * as jotai from "jotai";
@@ -606,14 +607,25 @@ function registerGlobalKeys() {
             return true;
         });
     }
-    globalKeyMap.set("Ctrl:Shift:c{Digit0}", () => {
-        WaveAIModel.getInstance().focusInput();
-        return true;
-    });
-    globalKeyMap.set("Ctrl:Shift:c{Numpad0}", () => {
-        WaveAIModel.getInstance().focusInput();
-        return true;
-    });
+    if (isWindows()) {
+        globalKeyMap.set("Alt:c{Digit0}", () => {
+            WaveAIModel.getInstance().focusInput();
+            return true;
+        });
+        globalKeyMap.set("Alt:c{Numpad0}", () => {
+            WaveAIModel.getInstance().focusInput();
+            return true;
+        });
+    } else {
+        globalKeyMap.set("Ctrl:Shift:c{Digit0}", () => {
+            WaveAIModel.getInstance().focusInput();
+            return true;
+        });
+        globalKeyMap.set("Ctrl:Shift:c{Numpad0}", () => {
+            WaveAIModel.getInstance().focusInput();
+            return true;
+        });
+    }
     function activateSearch(event: WaveKeyboardEvent): boolean {
         const bcm = getBlockComponentModel(getFocusedBlockInStaticTab());
         // Ctrl+f is reserved in most shells