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Developing Vue Apps with the Quasar Library — Customize Table Cells

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Quasar is a popular Vue UI library for developing good looking Vue apps.

In this article, we’ll take a look at how to create Vue apps with the Quasar UI library.

Customize Table Cells

We can customize table cells by populating the body-cell slot:

<!DOCTYPE html>
<html>
  <head>
    <link
      href="https://fonts.googleapis.com/css?family=Roboto:100,300,400,500,700,900|Material+Icons"
      rel="stylesheet"
      type="text/css"
    />
    <link
      href="https://cdn.jsdelivr.net/npm/quasar@1.12.13/dist/quasar.min.css"
      rel="stylesheet"
      type="text/css"
    />
  </head>
  <body class="body--dark">
    <script src="https://cdn.jsdelivr.net/npm/vue@^2.0.0/dist/vue.min.js"></script>
    <script src="https://cdn.jsdelivr.net/npm/quasar@1.12.13/dist/quasar.umd.min.js"></script>
    <div id="q-app">
      <q-layout
        view="lHh Lpr lFf"
        container
        style="height: 100vh;"
        class="shadow-2 rounded-borders"
      >
        <div class="q-pa-md">
          <q-table
            title="Treats"
            :data="data"
            :columns="columns"
            row-key="name"
          >
            <template v-slot:body-cell="props">
              <q-td :props="props">
                <q-badge color="blue" :label="props.value"></q-badge>
              </q-td>
            </template>
          </q-table>
        </div>
      </q-layout>
    </div>
    <script>
      const columns = [
        {
          name: "name",
          required: true,
          label: "Dessert",
          align: "left",
          field: (row) => row.name,
          format: (val) => `${val}`,
          sortable: true
        },
        {
          name: "calories",
          align: "center",
          label: "Calories",
          field: "calories",
          sortable: true
        },
        { name: "fat", label: "Fat (g)", field: "fat", sortable: true },
        {
          name: "calcium",
          label: "Calcium (%)",
          field: "calcium",
          sortable: true,
          sort: (a, b) => parseInt(a, 10) - parseInt(b, 10)
        }
      ];

      const data = [
        {
          name: "Frozen Yogurt",
          calories: 159,
          fat: 6.0,
          calcium: "14%"
        },
        {
          name: "Ice cream sandwich",
          calories: 237,
          fat: 9.0,
          calcium: "8%"
        },
        {
          name: "Eclair",
          calories: 262,
          fat: 16.0,
          calcium: "6%"
        },
        {
          name: "Honeycomb",
          calories: 408,
          fat: 3.2,
          calcium: "0%"
        },
        {
          name: "Donut",
          calories: 452,
          fat: 25.0,
          calcium: "2%"
        },
        {
          name: "KitKat",
          calories: 518,
          fat: 26.0,
          calcium: "12%"
        }
      ];

      new Vue({
        el: "#q-app",
        data: {
          columns,
          data
        }
      });
    </script>
  </body>
</html>

We get the table cell’s value with the props.value property from the slot props.

We can customize the cells in one column by populating the body-cell-[name] slot, where [name] is the property name of the column.

For instance, we can write:

<!DOCTYPE html>
<html>
  <head>
    <link
      href="https://fonts.googleapis.com/css?family=Roboto:100,300,400,500,700,900|Material+Icons"
      rel="stylesheet"
      type="text/css"
    />
    <link
      href="https://cdn.jsdelivr.net/npm/quasar@1.12.13/dist/quasar.min.css"
      rel="stylesheet"
      type="text/css"
    />
  </head>
  <body class="body--dark">
    <script src="https://cdn.jsdelivr.net/npm/vue@^2.0.0/dist/vue.min.js"></script>
    <script src="https://cdn.jsdelivr.net/npm/quasar@1.12.13/dist/quasar.umd.min.js"></script>
    <div id="q-app">
      <q-layout
        view="lHh Lpr lFf"
        container
        style="height: 100vh;"
        class="shadow-2 rounded-borders"
      >
        <div class="q-pa-md">
          <q-table
            title="Treats"
            :data="data"
            :columns="columns"
            row-key="name"
          >
            <template v-slot:body-cell-name="props">
              <q-td :props="props">
                <q-badge color="blue" :label="props.value"></q-badge>
              </q-td>
            </template>
          </q-table>
        </div>
      </q-layout>
    </div>
    <script>
      const columns = [
        {
          name: "name",
          required: true,
          label: "Dessert",
          align: "left",
          field: (row) => row.name,
          format: (val) => `${val}`,
          sortable: true
        },
        {
          name: "calories",
          align: "center",
          label: "Calories",
          field: "calories",
          sortable: true
        },
        { name: "fat", label: "Fat (g)", field: "fat", sortable: true },
        {
          name: "calcium",
          label: "Calcium (%)",
          field: "calcium",
          sortable: true,
          sort: (a, b) => parseInt(a, 10) - parseInt(b, 10)
        }
      ];

      const data = [
        {
          name: "Frozen Yogurt",
          calories: 159,
          fat: 6.0,
          calcium: "14%"
        },
        {
          name: "Ice cream sandwich",
          calories: 237,
          fat: 9.0,
          calcium: "8%"
        },
        {
          name: "Eclair",
          calories: 262,
          fat: 16.0,
          calcium: "6%"
        },
        {
          name: "Honeycomb",
          calories: 408,
          fat: 3.2,
          calcium: "0%"
        },
        {
          name: "Donut",
          calories: 452,
          fat: 25.0,
          calcium: "2%"
        },
        {
          name: "KitKat",
          calories: 518,
          fat: 26.0,
          calcium: "12%"
        }
      ];

      new Vue({
        el: "#q-app",
        data: {
          columns,
          data
        }
      });
    </script>
  </body>
</html>

Conclusion

We can customize table cells by populating various slots provided by Quasar’s q-table with our own content.

By John Au-Yeung

Web developer specializing in React, Vue, and front end development.

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