From c422bee0671cba0f6bc12dcd528ca30cd9d4d5b6 Mon Sep 17 00:00:00 2001
From: Ivan Morgillo <hamen@users.noreply.github.com>
Date: Mon, 29 Jul 2024 16:40:02 +0200
Subject: [PATCH] Add basic shortcuts to Standalone L1 navigation screens
 (#502)

* add basic shortcuts to L1 screens

Signed-off-by: Ivan Morgillo <imorgillo@gmail.com>

* make linter happy

Signed-off-by: Ivan Morgillo <imorgillo@gmail.com>

* hoist main screen shortcuts navigation code

Signed-off-by: Ivan Morgillo <imorgillo@gmail.com>

---------

Signed-off-by: Ivan Morgillo <imorgillo@gmail.com>
---
 .../jewel/samples/standalone/Main.kt          | 52 +++++++++++++++++--
 .../standalone/viewmodel/MainViewModel.kt     |  4 ++
 2 files changed, 52 insertions(+), 4 deletions(-)

diff --git a/samples/standalone/src/main/kotlin/org/jetbrains/jewel/samples/standalone/Main.kt b/samples/standalone/src/main/kotlin/org/jetbrains/jewel/samples/standalone/Main.kt
index 6dff5e969..95c2026cb 100644
--- a/samples/standalone/src/main/kotlin/org/jetbrains/jewel/samples/standalone/Main.kt
+++ b/samples/standalone/src/main/kotlin/org/jetbrains/jewel/samples/standalone/Main.kt
@@ -1,6 +1,12 @@
 package org.jetbrains.jewel.samples.standalone
 
 import androidx.compose.ui.graphics.painter.Painter
+import androidx.compose.ui.input.key.Key
+import androidx.compose.ui.input.key.KeyEvent
+import androidx.compose.ui.input.key.KeyEventType
+import androidx.compose.ui.input.key.isAltPressed
+import androidx.compose.ui.input.key.key
+import androidx.compose.ui.input.key.type
 import androidx.compose.ui.res.ResourceLoader
 import androidx.compose.ui.res.loadSvgPainter
 import androidx.compose.ui.text.font.FontFamily
@@ -22,6 +28,7 @@ import org.jetbrains.jewel.intui.window.styling.light
 import org.jetbrains.jewel.intui.window.styling.lightWithLightHeader
 import org.jetbrains.jewel.samples.standalone.view.TitleBarView
 import org.jetbrains.jewel.samples.standalone.viewmodel.MainViewModel
+import org.jetbrains.jewel.samples.standalone.viewmodel.MainViewModel.currentView
 import org.jetbrains.jewel.ui.ComponentStyling
 import org.jetbrains.jewel.window.DecoratedWindow
 import org.jetbrains.jewel.window.styling.TitleBarStyle
@@ -68,11 +75,48 @@ fun main() {
                 onCloseRequest = { exitApplication() },
                 title = "Jewel standalone sample",
                 icon = icon,
-            ) {
-                TitleBarView()
-                MainViewModel.currentView.content()
-            }
+                onKeyEvent = { keyEvent ->
+                    processKeyShortcuts(
+                        keyEvent = keyEvent,
+                        onNavigateTo = MainViewModel::onNavigateTo,
+                    )
+                },
+                content = {
+                    TitleBarView()
+                    currentView.content()
+                },
+            )
+        }
+    }
+}
+
+/*
+    Alt + W -> Welcome
+    Alt + M -> Markdown
+    Alt + C -> Components
+ */
+private fun processKeyShortcuts(
+    keyEvent: KeyEvent,
+    onNavigateTo: (String) -> Unit,
+): Boolean {
+    if (!keyEvent.isAltPressed || keyEvent.type != KeyEventType.KeyDown) return false
+    return when (keyEvent.key) {
+        Key.W -> {
+            onNavigateTo("Welcome")
+            true
         }
+
+        Key.M -> {
+            onNavigateTo("Markdown")
+            true
+        }
+
+        Key.C -> {
+            onNavigateTo("Components")
+            true
+        }
+
+        else -> false
     }
 }
 
diff --git a/samples/standalone/src/main/kotlin/org/jetbrains/jewel/samples/standalone/viewmodel/MainViewModel.kt b/samples/standalone/src/main/kotlin/org/jetbrains/jewel/samples/standalone/viewmodel/MainViewModel.kt
index 3939abd6e..95977091b 100644
--- a/samples/standalone/src/main/kotlin/org/jetbrains/jewel/samples/standalone/viewmodel/MainViewModel.kt
+++ b/samples/standalone/src/main/kotlin/org/jetbrains/jewel/samples/standalone/viewmodel/MainViewModel.kt
@@ -9,6 +9,10 @@ import org.jetbrains.jewel.samples.standalone.IntUiThemes
 import org.jetbrains.jewel.samples.standalone.reflection.findViews
 
 object MainViewModel {
+    fun onNavigateTo(destination: String) {
+        currentView = views.first { viewInfo -> viewInfo.title == destination }
+    }
+
     var theme: IntUiThemes by mutableStateOf(IntUiThemes.Light)
 
     var swingCompat: Boolean by mutableStateOf(false)