From 2f22951e9f977af33a0bb1b42e5cdf338ddc4fb6 Mon Sep 17 00:00:00 2001
From: Jonatan Heyman <jonatan@heyman.info>
Date: Fri, 26 Jan 2024 14:14:12 +0100
Subject: [PATCH] Add "Always on top" setting which makes Heynote stay on top
 of other programs

---
 electron/config.js                   |  2 ++
 electron/main/index.ts               | 37 +++++++++++++++++++++++++---
 src/components/settings/Settings.vue | 12 ++++++++-
 3 files changed, 47 insertions(+), 4 deletions(-)

diff --git a/electron/config.js b/electron/config.js
index 592dc41f..7c443ead 100644
--- a/electron/config.js
+++ b/electron/config.js
@@ -33,6 +33,7 @@ const schema = {
             "bufferPath" : {type: "string", default: ""},
             "showInDock": {type: "boolean", default: true},
             "showInMenu": {type: "boolean", default: false},
+            "alwaysOnTop": {type: "boolean", default: false},
             "bracketClosing": {type: "boolean", default: false},
 
             // when default font settings are used, fontFamily and fontSize is not specified in the 
@@ -67,6 +68,7 @@ const defaults = {
         bufferPath: "",
         showInDock: true,
         showInMenu: false,
+        alwaysOnTop: false,
         bracketClosing: false,
     },
     theme: "system",
diff --git a/electron/main/index.ts b/electron/main/index.ts
index 3cd7dc02..dd7a26f4 100644
--- a/electron/main/index.ts
+++ b/electron/main/index.ts
@@ -225,14 +225,18 @@ function registerGlobalHotkey() {
                     return
                 }
                 if (win.isFocused()) {
-                    if (!!app.hide) {
+                    if (isMac) {
                         // app.hide() only available on macOS
                         // We want to use app.hide() so that the menu bar also gets changed
                         app?.hide()
+                        if (CONFIG.get("settings.alwaysOnTop")) {
+                            // if alwaysOnTop is on, calling app.hide() won't hide the window
+                            win.hide()
+                        }
                     } else {
                         win.blur()
-                        if (CONFIG.get("settings.showInMenu")) {
-                            // if we're using a tray icon we want to completely hide the window
+                        if (CONFIG.get("settings.showInMenu") || CONFIG.get("settings.alwaysOnTop")) {
+                            // if we're using a tray icon, or alwaysOnTop is on, we want to completely hide the window
                             win.hide()
                         }
                     }
@@ -275,11 +279,34 @@ function registerShowInMenu() {
     }
 }
 
+function registerAlwaysOnTop() {
+    if (CONFIG.get("settings.alwaysOnTop")) {
+        const disableAlwaysOnTop = () => {
+            win.setAlwaysOnTop(true, "floating");
+            win.setVisibleOnAllWorkspaces(true, {visibleOnFullScreen: true});
+            win.setFullScreenable(false);
+        }
+        // if we're in fullscreen mode, we need to exit fullscreen before we can set alwaysOnTop
+        if (win.isFullScreen()) {
+            // on Mac setFullScreen happens asynchronously, so we need to wait for the event before we can disable alwaysOnTop
+            win.once("leave-full-screen", disableAlwaysOnTop)
+            win.setFullScreen(false)
+        } else {
+            disableAlwaysOnTop()
+        }
+    } else {
+        win.setAlwaysOnTop(false);
+        win.setVisibleOnAllWorkspaces(false);
+        win.setFullScreenable(true);
+    }
+}
+
 app.whenReady().then(createWindow).then(async () => {
     initializeAutoUpdate(win)
     registerGlobalHotkey()
     registerShowInDock()
     registerShowInMenu()
+    registerAlwaysOnTop()
 })
 
 app.on("before-quit", () => {
@@ -328,6 +355,7 @@ ipcMain.handle('settings:set', async (event, settings) => {
     let showInDockChanged = settings.showInDock !== CONFIG.get("settings.showInDock");
     let showInMenuChanged = settings.showInMenu !== CONFIG.get("settings.showInMenu");
     let bufferPathChanged = settings.bufferPath !== CONFIG.get("settings.bufferPath");
+    let alwaysOnTopChanged = settings.alwaysOnTop !== CONFIG.get("settings.alwaysOnTop");
     CONFIG.set("settings", settings)
 
     win?.webContents.send(SETTINGS_CHANGE_EVENT, settings)
@@ -341,6 +369,9 @@ ipcMain.handle('settings:set', async (event, settings) => {
     if (showInMenuChanged) {
         registerShowInMenu()
     }
+    if (alwaysOnTopChanged) {
+        registerAlwaysOnTop()
+    }
     if (bufferPathChanged) {
         const buffer = loadBuffer()
         if (buffer.exists()) {
diff --git a/src/components/settings/Settings.vue b/src/components/settings/Settings.vue
index 7869277a..42c9ee6f 100644
--- a/src/components/settings/Settings.vue
+++ b/src/components/settings/Settings.vue
@@ -33,6 +33,7 @@
                 globalHotkey: this.initialSettings.globalHotkey,
                 showInDock: this.initialSettings.showInDock,
                 showInMenu: this.initialSettings.showInMenu,
+                alwaysOnTop: this.initialSettings.alwaysOnTop,
                 bracketClosing: this.initialSettings.bracketClosing,
                 autoUpdate: this.initialSettings.autoUpdate,
                 bufferPath: this.initialSettings.bufferPath,
@@ -82,6 +83,7 @@
                     globalHotkey: this.globalHotkey,
                     showInDock: this.showInDock,
                     showInMenu: this.showInMenu || !this.showInDock,
+                    alwaysOnTop: this.alwaysOnTop,
                     autoUpdate: this.autoUpdate,
                     bracketClosing: this.bracketClosing,
                     bufferPath: this.bufferPath,
@@ -184,7 +186,7 @@
                         </div>
                         <div class="row" v-if="!isWebApp">
                             <div class="entry">
-                                <h2>Show In</h2>
+                                <h2>Window / Application</h2>
                                 <label v-if="isMac">
                                     <input
                                         type="checkbox"
@@ -207,6 +209,14 @@
                                         Show in system tray
                                     </template>
                                 </label>
+                                <label>
+                                    <input
+                                        type="checkbox"
+                                        v-model="alwaysOnTop"
+                                        @change="updateSettings"
+                                    />
+                                    Always on top
+                                </label>
                             </div>
                         </div>
                         <div class="row" v-if="!isWebApp">