From cf4eee75b03c5787e23d6716c61c47fcef6785b2 Mon Sep 17 00:00:00 2001
From: Paul Valerie GOMA <paulgoma07@gmail.com>
Date: Sun, 20 Jul 2025 03:36:43 +0200
Subject: [PATCH] =?UTF-8?q?=E2=9C=A8=20feature:=20Added=20Button=20group?=
 =?UTF-8?q?=20component?=
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---
 src/components/button/VButtonGroup.vue | 103 +++++++++++++++++++++++++
 1 file changed, 103 insertions(+)
 create mode 100644 src/components/button/VButtonGroup.vue

diff --git a/src/components/button/VButtonGroup.vue b/src/components/button/VButtonGroup.vue
new file mode 100644
index 0000000..cd542be
--- /dev/null
+++ b/src/components/button/VButtonGroup.vue
@@ -0,0 +1,103 @@
+<script setup lang="ts">
+import VButton from './VButton.vue';
+import type IVButtonGroup from './IVButton.type.ts';
+import { computed, ref, onMounted } from 'vue';
+
+const props = withDefaults(defineProps<IVButtonGroup>(), {
+    buttons: () => [],
+    inlineLayoutWhen: 'never',
+    size: 'md',
+    align: undefined,
+    iconRight: false,
+})
+
+// Reference to <ul> element containing buttons
+const buttonsEl = ref<HTMLUListElement | null>(null)
+
+// Determines whether the layout should be in line
+const inlineAlways = computed(() => ['always', '', true].includes(props.inlineLayoutWhen))
+const inlineSm = computed(() => ['sm', 'small'].includes(props.inlineLayoutWhen as string))
+const inlineMd = computed(() => ['md', 'medium'].includes(props.inlineLayoutWhen as string))
+const inlineLg = computed(() => ['lg', 'large'].includes(props.inlineLayoutWhen as string))
+
+// Horizontal alignment of button group
+const center = computed(() => props.align === 'center')
+const right = computed(() => props.align === 'right')
+
+// Uniform width for all buttons
+const equisizedWidth = ref('auto')
+const groupStyle = computed(() => `--equisized-width: ${equisizedWidth.value};`)
+
+// Function for calculating maximum button width and applying it to all buttons
+const computeEquisizedWidth = async () => {
+  let maxWidth = 0
+  await new Promise((resolve) => setTimeout(resolve, 100))
+  buttonsEl.value?.querySelectorAll('.p-button').forEach((btn: Element) => {
+    const button = btn as HTMLButtonElement
+    const width = button.offsetWidth
+    const buttonStyle = window.getComputedStyle(button)
+    const marginLeft = +buttonStyle.marginLeft.replace('px', '')
+    const marginRight = +buttonStyle.marginRight.replace('px', '')
+    button.style.width = 'var(--equisized-width)'
+    const newWidth = width + marginLeft + marginRight
+    if (newWidth > maxWidth) {
+      maxWidth = newWidth
+    }
+  })
+  equisizedWidth.value = `${maxWidth}px`
+}
+
+// Calculation of uniform installation width if necessary
+onMounted(async () => {
+  if (!buttonsEl.value || !props.equisized) {
+    return
+  }
+  await computeEquisizedWidth()
+})
+</script>
+
+<template>
+  <ul
+    ref="buttonsEl"
+    role="list"
+    :style="groupStyle"
+    class="btns-group"
+    :class="{
+      'btns-group--equisized': equisized,
+      'btns-group--inline': inlineAlways || inlineSm || inlineMd || inlineLg,
+      'btns-group--center': center,
+      'btns-group--right': right,
+      'btns-group--inline-reverse': reverse,
+    }"
+  >
+    <li v-for="({onClick, title, ...button}, i) in buttons" :key="i" role="listitem">
+      <VButton
+        v-bind="button"
+        @click="onClick"
+        :size="props.size"
+        :icon-right="props.iconRight"
+        :title="title"
+      />
+    </li>
+    <slot/>
+  </ul>
+</template>
+
+<style lang="css" scoped>
+.btns-group{
+  display: flex;
+  flex-wrap: wrap;
+  flex-direction: column;
+  gap: 0.5rem;
+  list-style: none;
+  padding: 0px;
+  margin: 0px;
+}
+
+.btns-group--equisized{width: var(--equisized-width, auto);}
+.btns-group--inline{flex-direction: row;}
+.btns-group--center{justify-content: center;}
+.btns-group--right{justify-content: flex-end;}
+.btns-group--inline-reverse{flex-direction: row-reverse;}
+
+</style>