预算查看的一级根节点开放明细查看

src/views/funds/Budget.vue

@@ -248,7 +248,18 @@
                       ¥{{ formatNumber((level1.budget_amount || 0) - (level1.used_amount || 0)) }}
                     </span>
                   </div>
-                  <el-icon :size="20" style="margin-left: 15px;">
+                  <el-button
+                    v-if="level1.is_leaf"
+                    size="small"
+                    type="primary"
+                    link
+                    class="level-1-detail-button"
+                    @click.stop="viewDetail(level1.id)"
+                  >
+                    <el-icon><View /></el-icon>
+                    查看
+                  </el-button>
+                  <el-icon v-else :size="20" style="margin-left: 15px;">
                     <ArrowDown v-if="level1.expanded" /><ArrowRight v-else />
                   </el-icon>
                 </div>
@@ -1591,6 +1602,11 @@ onMounted(async () => {
   align-items: flex-end;
 }
 
+.level-1-detail-button {
+  margin-left: 12px;
+  font-weight: 600;
+}
+
 .budget-info-label {
   font-size: 12px;
   opacity: 0.8;