tp-elements/tp-table
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Support for row selection without checkboxes.

Browse Source
This commit is contained in:
trading_peter
2026-06-23 06:49:46 +02:00
parent ebc6bf4648
commit 3b5245ce84
3 changed files with 130 additions and 17 deletions
Download Patch File Download Diff File Expand all files Collapse all files
package.json
+1 -1
View File
@@ -1,6 +1,6 @@
{
"name": "@tp/tp-table",
"version": "1.4.2",
"version": "1.5.0",
"description": "",
"main": "tp-table.js",
"scripts": {
tp-table-item.js
+24 -4
View File
@@ -71,10 +71,11 @@ class TpTableItem extends BaseElement {
render() {
const { columns, item, selected } = this;
const showCheckbox = this.selectable && this.selectionMode !== 'row-click';
return html`
<div id="grid" class="wrap" part="row">
${this.selectable ? html`
${showCheckbox ? html`
<div class="chk" part="chk">
<tp-checkbox id="selectionChk" .checked=${selected} @click=${this._updateSelectionState}></tp-checkbox>
</div>
@@ -88,12 +89,23 @@ class TpTableItem extends BaseElement {
`;
}
updated(changes) {
if (changes.has('selectionMode') || changes.has('selectable')) {
if (this.selectionMode && this.selectionMode !== 'checkbox') {
this.setAttribute('data-selection-mode', this.selectionMode);
} else {
this.removeAttribute('data-selection-mode');
}
}
}
static get properties() {
return {
index: { type: Array },
item: { type: Object, hasChanged: () => true },
columns: { type: Array },
selectable: { type: Boolean },
selectionMode: { type: String },
selected: { type: Boolean, reflect: true },
};
}
@@ -103,10 +115,18 @@ class TpTableItem extends BaseElement {
}
async updated(changes) {
if (changes.has('columns') && Array.isArray(this.columns)) {
let colWidths = this.columns.filter(col => col.required || col.visible).map(col => col.width).join(' ');
const needsWidthRecalc =
(changes.has('columns') && Array.isArray(this.columns)) ||
changes.has('selectionMode') ||
changes.has('selectable');
if (this.selectable) {
if (needsWidthRecalc) {
let colWidths = (this.columns || [])
.filter(col => col.required || col.visible)
.map(col => col.width)
.join(' ');
if (this.selectable && this.selectionMode !== 'row-click') {
colWidths = '40px ' + colWidths;
}
tp-table.js
+104 -11
View File
@@ -166,6 +166,13 @@ export class TpTable extends DomQuery(LitElement) {
background: var(--table-row-hl);
--list-columns-h-borders: var(--list-columns-h-borders-hover);
}
/* Selected rows get a pointer cursor so the click-to-select affordance
is obvious. Visual styling is the consumer's responsibility
(see terminal/frontend/src/styles/controls.js for the default). */
[item][selected] {
cursor: pointer;
}
`
];
}
@@ -173,11 +180,14 @@ export class TpTable extends DomQuery(LitElement) {
render() {
const columns = this.columns || [];
const items = this.items || [];
const showCheckboxColumn = this.selectable && this.selectionMode !== 'row-click';
return html`
<div class="wrap">
${this.renderTableHeader(columns)}
<div class="list" @row-selection-changed=${(e) => this._selectionChanged(e)}>
${this.renderTableHeader(columns, showCheckboxColumn)}
<div class="list"
@row-selection-changed=${(e) => this._selectionChanged(e)}
@click=${(e) => this._handleRowClick(e)}>
${!Array.isArray(items) || items.length === 0 ? html`
<div class="empty-message">
<slot name="empty-message"></slot>
@@ -191,17 +201,21 @@ export class TpTable extends DomQuery(LitElement) {
`;
}
renderTableHeader(columns) {
renderTableHeader(columns, showCheckboxColumn = this.selectable) {
return html`
<div id="tableHeader" part="header" class="list-headline" @track=${this._colResizeTracked} @track-move=${this._colMoveTracked}>
${this.selectable ? html`
<div class="select-col" part="chkAll"><tp-checkbox @toggled=${e => this._checkedChanged(e)}></tp-checkbox></div>
${showCheckboxColumn ? html`
<div class="select-col" part="chkAll">${this.renderSelectionHeader()}</div>
` : null}
${columns.map((column, idx) => this.renderColumnHeader(column, idx))}
</div>
`;
}
renderSelectionHeader() {
return html`<tp-checkbox @toggled=${e => this._checkedChanged(e)}></tp-checkbox>`;
}
renderColumnHeader(column, idx) {
if (column.visible !== true && column.required !== true) return null;
@@ -244,6 +258,7 @@ export class TpTable extends DomQuery(LitElement) {
.item=${item}
.selected=${selected}
.selectable=${this.selectable}
.selectionMode=${this.selectionMode}
.columns=${columns}>
</tp-table-item>
`;
@@ -256,9 +271,18 @@ export class TpTable extends DomQuery(LitElement) {
sorting: { type: Object },
selectable: { type: Boolean },
/**
* Controls how rows are selected when `selectable` is true.
* - "checkbox" (default): header + per-row checkboxes; multi-select.
* - "row-click": click a row to select. Single-select on plain click,
* ctrl/cmd+click toggles individual rows, shift+click selects a range
* from the last clicked row. No checkbox column is rendered.
*/
selectionMode: { type: String },
items: { type: Array },
columnMoveHandle: { type: String },
_selItems: { type: Map },
_selItems: { state: true },
_lastSelectedId: { state: true },
_visibleColumns: { type: Array },
_advFilters: { type: Array },
_advFilterActive: { type: Boolean },
@@ -271,10 +295,12 @@ export class TpTable extends DomQuery(LitElement) {
constructor() {
super();
this._selItems = new Map();
this._lastSelectedId = null;
this.selectionMode = 'checkbox';
}
updated(changes) {
if (changes.has('columns')) {
if (changes.has('columns') || changes.has('selectionMode') || changes.has('selectable')) {
this._updateColumns();
}
}
@@ -365,7 +391,13 @@ export class TpTable extends DomQuery(LitElement) {
}
_updateColumns() {
this.$.tableHeader.style.gridTemplateColumns = this._updateColumnWidths(this.selectable ? ['40px'] : []).join(' ');
this.$.tableHeader.style.gridTemplateColumns = this._updateColumnWidths(
this._hasCheckboxColumn ? ['40px'] : []
).join(' ');
}
get _hasCheckboxColumn() {
return this.selectable && this.selectionMode !== 'row-click';
}
_updateColumnWidths(prepend) {
@@ -558,15 +590,76 @@ export class TpTable extends DomQuery(LitElement) {
}
_updateSelEntries() {
if (!this.items) {
if (!Array.isArray(this.items)) {
if (this._selItems.size > 0) {
this._selItems = new Map();
this._lastSelectedId = null;
}
return;
}
for (const selItem of this._selItems.values()) {
if (this.items.findIndex(item => this.getItemId(item) === this.getItemId(selItem)) > -1) {
const validIds = new Set(this.items.map(item => this.getItemId(item)));
let changed = false;
for (const id of [...this._selItems.keys()]) {
if (!validIds.has(id)) {
this._selItems.delete(id);
changed = true;
}
}
if (this._lastSelectedId !== null && !validIds.has(this._lastSelectedId)) {
this._lastSelectedId = null;
}
if (changed) {
this._selectionChanged();
}
}
_handleRowClick(e) {
if (this.selectionMode !== 'row-click' || !this.selectable) return;
// Walk through composedPath to find the <tp-table-item> host, since
// lit-virtualizer puts rows in a shadow tree.
const itemEl = e.composedPath().find(
n => n?.hasAttribute && n.hasAttribute('item')
);
if (!itemEl || !itemEl.item) return;
const id = this.getItemId(itemEl.item);
if (id == null) return;
if (e.shiftKey && this._lastSelectedId !== null && this._lastSelectedId !== id) {
// Range select: replace selection with the range between last and current.
const items = this.items || [];
const fromIdx = items.findIndex(i => this.getItemId(i) === this._lastSelectedId);
const toIdx = items.findIndex(i => this.getItemId(i) === id);
if (fromIdx !== -1 && toIdx !== -1) {
const [lo, hi] = fromIdx < toIdx ? [fromIdx, toIdx] : [toIdx, fromIdx];
this._selItems = new Map();
for (let i = lo; i <= hi; i++) {
const it = items[i];
this._selItems.set(this.getItemId(it), it);
}
}
} else if (e.ctrlKey || e.metaKey) {
// Toggle individual row.
if (this._selItems.has(id)) {
this._selItems.delete(id);
} else {
this._selItems.set(id, itemEl.item);
}
this._lastSelectedId = id;
} else {
// Plain click: single-select (replace).
this._selItems = new Map();
this._selItems.set(id, itemEl.item);
this._lastSelectedId = id;
}
this.requestUpdate();
this._selectionChanged();
}
}