Improve the way we handle SelectAll events (from the Menu shortcuts) when a text input (and not the editor) has focus

src/components/BufferSelector.vue

@@ -133,12 +133,6 @@
                     return
                 }
 
-                // support Ctrl/Cmd+A to select all
-                if (event.key === "a" && event[window.heynote.platform.isMac ? "metaKey" : "ctrlKey"]) {
-                    event.preventDefault()
-                    event.srcElement.select()
-                }
-
                 if (this.filteredItems.length === 0) {
                     return
                 }

src/components/Editor.vue

@@ -65,9 +65,13 @@
             window.heynote.mainProcess.on(DELETE_BLOCK_EVENT, this.onDeleteBlock)
 
             this.onSelectAll = () => {
-                if (this.editor) {
+                const activeEl = document.activeElement
+                if (activeEl && activeEl.tagName === "INPUT") {
+                    // if the active element is an input, select all text in it
+                    activeEl.select()
+                } else if (this.editor) {
                     // make sure the editor is focused
-                    if (this.$refs.editor.contains(document.activeElement)) {
+                    if (this.$refs.editor.contains(activeEl)) {
                         toRaw(this.editor).selectAll()
                     }
                 }

src/components/LanguageSelector.vue

@@ -50,12 +50,6 @@
 
         methods: {
             onKeydown(event) {
-                // support Ctrl/Cmd+A to select all
-                if (event.key === "a" && event[window.heynote.platform.isMac ? "metaKey" : "ctrlKey"]) {
-                    event.preventDefault()
-                    event.srcElement.select()
-                }
-
                 if (event.key === "ArrowDown") {
                     this.selected = Math.min(this.selected + 1, this.filteredItems.length - 1)
                     event.preventDefault()