Autosized Component Browser Input (#11161)

Closes #11011

When the code in Component Browser input is longer than the initial width, the CB is extended.

[Screencast From 2024-09-24 14-13-51.webm](https://github.com/user-attachments/assets/ae9df4e2-dcc8-46aa-9977-32f470fd85fd)

app/gui2/src/components/ComponentBrowser.vue

@@ -434,7 +434,8 @@ const handler = componentBrowserBindings.handler({
   --radius-default: 20px;
   --background-color: #eaeaea;
   --doc-panel-bottom-clip: 4px;
-  width: 295px;
+  min-width: 295px;
+  width: min-content;
   color: rgba(0, 0, 0, 0.6);
   font-size: 11.5px;
   display: flex;

app/gui2/src/components/ComponentBrowser/ComponentEditor.vue

@@ -1,11 +1,10 @@
 <script setup lang="ts">
 import SvgIcon from '@/components/SvgIcon.vue'
-import { useEvent } from '@/composables/events'
+import AutoSizedInput, { type Range } from '@/components/widgets/AutoSizedInput.vue'
 import type { useNavigator } from '@/composables/navigator'
 import type { Icon } from '@/util/iconName'
 import { computed, ref, watch, type DeepReadonly } from 'vue'
-
-type Range = { start: number; end: number }
+import { ComponentExposed } from 'vue-component-type-helpers'
 
 const content = defineModel<DeepReadonly<{ text: string; selection: Range | undefined }>>({
   required: true,
@@ -16,52 +15,25 @@ const props = defineProps<{
   nodeColor: string
 }>()
 
-const inputField = ref<HTMLInputElement>()
-const fieldText = ref<string>('')
-const fieldSelection = ref<Range>()
+const inputField = ref<ComponentExposed<typeof AutoSizedInput>>()
 
-watch(content, ({ text: newText, selection: newPos }) => {
-  fieldText.value = newText
-  if (inputField.value == null) return
-  inputField.value.value = newText
-  // If boundaries didn't change, don't overwrite selection dir.
-  if (
-    inputField.value.selectionStart !== newPos?.start ||
-    inputField.value.selectionEnd !== newPos?.end
-  )
-    inputField.value.setSelectionRange(newPos?.start ?? null, newPos?.end ?? null)
+const fieldContent = ref<{ text: string; selection: Range | undefined }>({
+  text: '',
+  selection: undefined,
 })
 
-watch(fieldText, readInputFieldSelection)
-
-watch([fieldText, fieldSelection], ([newText, newSelection]) => {
-  content.value = {
-    text: newText,
-    selection: newSelection,
-  }
+watch(content, (newContent) => {
+  fieldContent.value = newContent
 })
-
-function readInputFieldSelection() {
-  if (
-    inputField.value != null &&
-    inputField.value.selectionStart != null &&
-    inputField.value.selectionEnd != null
-  ) {
-    fieldSelection.value = {
-      start: inputField.value.selectionStart,
-      end: inputField.value.selectionEnd,
+watch(
+  [() => fieldContent.value.text, () => fieldContent.value.selection],
+  ([newText, newSelection]) => {
+    content.value = {
+      text: newText,
+      selection: newSelection,
     }
-  } else {
-    fieldSelection.value = undefined
-  }
-}
-
-// HTMLInputElement's same event is not supported in chrome yet. We just react for any
-// selectionchange in the document and check if the input selection changed.
-// BUT some operations like deleting does not emit 'selectionChange':
-// https://bugs.chromium.org/p/chromium/issues/detail?id=725890
-// Therefore we must also refresh selection after changing input.
-useEvent(document, 'selectionchange', readInputFieldSelection)
+  },
+)
 
 defineExpose({
   blur: () => inputField.value?.blur(),
@@ -81,11 +53,13 @@ const rootStyle = computed(() => {
     <div v-if="props.icon" class="iconPort">
       <SvgIcon :name="props.icon" class="nodeIcon" />
     </div>
-    <input
+    <AutoSizedInput
       ref="inputField"
-      v-model="fieldText"
+      v-model="fieldContent.text"
+      v-model:selection="fieldContent.selection"
       autocomplete="off"
       class="inputField"
+      :acceptOnEnter="false"
       @pointerdown.stop
       @pointerup.stop
       @click.stop
@@ -105,20 +79,20 @@ const rootStyle = computed(() => {
   border-radius: var(--radius-default);
   background-color: var(--background-color);
   padding: 0 var(--component-editor-padding);
-  width: 100%;
   height: 40px;
   display: flex;
   flex-direction: row;
+  gap: 8px;
   align-items: center;
 }
 
 .inputField {
   border: none;
   outline: none;
-  min-width: 0;
-  flex-grow: 1;
   background: none;
   font: inherit;
+  text-align: left;
+  flex-grow: 1;
 }
 
 .iconPort {
@@ -151,8 +125,7 @@ const rootStyle = computed(() => {
 .buttonPanel {
   display: flex;
   flex-direction: row;
-  flex-shrink: 0;
-  flex-grow: 0;
   gap: 8px;
+  flex-grow: 0;
 }
 </style>

app/gui2/src/components/ComponentBrowser/input.ts

@@ -9,7 +9,7 @@ import { isIdentifier, type AstId, type Identifier } from '@/util/ast/abstract'
 import { Err, Ok, type Result } from '@/util/data/result'
 import { qnLastSegment, type QualifiedName } from '@/util/qualifiedName'
 import { useToast } from '@/util/toast'
-import { computed, proxyRefs, readonly, ref, type ComputedRef } from 'vue'
+import { computed, proxyRefs, readonly, ref, watch, type ComputedRef } from 'vue'
 
 /** Information how the component browser is used, needed for proper input initializing. */
 export type Usage =

app/gui2/src/components/widgets/AutoSizedInput.vue

@@ -1,12 +1,23 @@
+<script lang="ts">
+export type Range = { start: number; end: number }
+</script>
+
 <script setup lang="ts">
+import { useEvent } from '@/composables/events'
 import { useAutoBlur } from '@/util/autoBlur'
 import { getTextWidthByFont } from '@/util/measurement'
 import { computed, ref, watch, type StyleValue } from 'vue'
 
 const [model, modifiers] = defineModel<string>()
-const props = defineProps<{
+const [selection] = defineModel<Range | undefined>('selection')
+const {
+  autoSelect = false,
+  placeholder = '',
+  acceptOnEnter = true,
+} = defineProps<{
   autoSelect?: boolean
   placeholder?: string | undefined
+  acceptOnEnter?: boolean
 }>()
 const emit = defineEmits<{
   input: [value: string | undefined]
@@ -20,10 +31,15 @@ function onChange() {
   emit('change', innerModel.value)
 }
 
+function onInput() {
+  readInputFieldSelection()
+  emit('input', innerModel.value)
+}
+
 const inputNode = ref<HTMLInputElement>()
 useAutoBlur(inputNode)
 function onFocus() {
-  if (props.autoSelect) {
+  if (autoSelect) {
     inputNode.value?.select()
   }
 }
@@ -38,15 +54,44 @@ const cssFont = computed(() => {
 const ADDED_WIDTH_PX = 2
 
 const getTextWidth = (text: string) => getTextWidthByFont(text, cssFont.value)
-const inputWidth = computed(
-  () => getTextWidth(innerModel.value || (props.placeholder ?? '')) + ADDED_WIDTH_PX,
-)
+const inputWidth = computed(() => getTextWidth(innerModel.value || placeholder) + ADDED_WIDTH_PX)
 const inputStyle = computed<StyleValue>(() => ({ width: `${inputWidth.value}px` }))
 
-function onEnterDown() {
-  inputNode.value?.blur()
+function onEnterDown(event: KeyboardEvent) {
+  if (acceptOnEnter) {
+    event.stopPropagation()
+    inputNode.value?.blur()
+  }
 }
 
+function readInputFieldSelection() {
+  if (inputNode.value?.selectionStart != null && inputNode.value.selectionEnd != null) {
+    selection.value = {
+      start: inputNode.value.selectionStart,
+      end: inputNode.value.selectionEnd,
+    }
+  } else {
+    selection.value = undefined
+  }
+}
+
+// HTMLInputElement's same event is not supported in chrome yet. We just react for any
+// selectionchange in the document and check if the input selection changed.
+// BUT some operations like deleting does not emit 'selectionChange':
+// https://bugs.chromium.org/p/chromium/issues/detail?id=725890
+// Therefore we must also refresh selection after changing input.
+useEvent(document, 'selectionchange', readInputFieldSelection)
+
+watch(selection, (newPos) => {
+  // If boundaries didn't change, don't overwrite selection dir.
+  if (
+    inputNode.value?.selectionStart !== newPos?.start ||
+    inputNode.value?.selectionEnd !== newPos?.end
+  ) {
+    inputNode.value?.setSelectionRange(newPos?.start ?? null, newPos?.end ?? null)
+  }
+})
+
 defineExpose({
   inputWidth,
   getTextWidth,
@@ -65,7 +110,7 @@ defineExpose({
     ref="inputNode"
     v-model="innerModel"
     class="AutoSizedInput input"
-    :placeholder="placeholder ?? ''"
+    :placeholder="placeholder"
     :style="inputStyle"
     @pointerdown.stop
     @click.stop
@@ -73,8 +118,8 @@ defineExpose({
     @keydown.delete.stop
     @keydown.arrow-left.stop
     @keydown.arrow-right.stop
-    @keydown.enter.stop="onEnterDown"
-    @input="emit('input', innerModel)"
+    @keydown.enter="onEnterDown"
+    @input="onInput"
     @change="onChange"
     @focus="onFocus"
   />