N°8641 - Dashboard editor front-end first commit for Form SDK integration.

* No dashlet edition
* Dashboard are not persisted
* Unable to load a dashboard from an endpoint (refresh)
* Grid library need proper npm integration

sources/Application/UI/Base/Layout/Dashboard/DashboardGridSlot.php

@@ -0,0 +1,104 @@
+<?php
+
+/**
+ * @copyright   Copyright (C) 2010-2025 Combodo SAS
+ * @license     http://opensource.org/licenses/AGPL-3.0
+ */
+
+namespace Combodo\iTop\Application\UI\Base\Layout\Dashboard;
+
+use Combodo\iTop\Application\UI\Base\tJSRefreshCallback;
+use Combodo\iTop\Application\UI\Base\UIBlock;
+
+class DashboardGridSlot extends UIBlock
+{
+	use tJSRefreshCallback;
+	public const BLOCK_CODE = 'ibo-dashboard-grid-slot';
+	public const DEFAULT_HTML_TEMPLATE_REL_PATH = 'base/layouts/dashboard/grid/slot';
+	/** @var int|null */
+	protected $iPositionX;
+	/** @var int|null */
+	protected $iPositionY;
+	/** @var int|null */
+	protected $iWidth;
+	/** @var int|null */
+	protected $iHeight;
+	protected $oDashlet;
+
+	public function __construct(?string $sId = null, ?UIBlock $oDashlet = null, ?int $iPositionX = null, ?int $iPositionY = null, ?int $iWidth = null, ?int $iHeight = null)
+	{
+		parent::__construct($sId);
+		$this->oDashlet = $oDashlet;
+
+		$this->iPositionX = random_int(0, 10) || $iPositionX;
+		$this->iPositionY = random_int(0, 8) || $iPositionY;
+		$this->iWidth = random_int(1, 5) || $iWidth;
+		$this->iHeight = random_int(1, 4) || $iHeight;
+	}
+
+
+	public function GetSubBlocks(): array
+	{
+		return [$this->oUIBlock];
+	}
+
+	public function GetPositionX(): ?int
+	{
+		return $this->iPositionX;
+	}
+
+	public function SetPositionX(?int $iPositionX): DashboardGridSlot
+	{
+		$this->iPositionX = $iPositionX;
+
+		return $this;
+	}
+
+	public function GetPositionY(): ?int
+	{
+		return $this->iPositionY;
+	}
+
+	public function SetPositionY(?int $iPositionY): DashboardGridSlot
+	{
+		$this->iPositionY = $iPositionY;
+
+		return $this;
+	}
+
+	public function GetWidth(): ?int
+	{
+		return $this->iWidth;
+	}
+
+	public function SetWidth(?int $iWidth): DashboardGridSlot
+	{
+		$this->iWidth = $iWidth;
+
+		return $this;
+	}
+
+	public function GetHeight(): ?int
+	{
+		return $this->iHeight;
+	}
+
+	public function SetHeight(?int $iHeight): DashboardGridSlot
+	{
+		$this->iHeight = $iHeight;
+
+		return $this;
+	}
+
+	public function GetDashlet(): ?UIBlock
+	{
+		return $this->oDashlet;
+	}
+
+	public function SetDashlet(?UIBlock $oDashlet): DashboardGridSlot
+	{
+		$this->oDashlet = $oDashlet;
+
+		return $this;
+	}
+}