66 lines
1.9 KiB
C#
66 lines
1.9 KiB
C#
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using System.Linq;
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using UnityEditor.EditorTools;
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using UnityEditor.Toolbars;
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using UnityEngine;
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using UnityEngine.UIElements;
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namespace UnityEditor.Tilemaps
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{
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internal class TilemapEditorToolButton : EditorToolbarToggle
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{
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private TilemapEditorTool m_TilemapEditorTool;
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public TilemapEditorToolButton(TilemapEditorTool tool)
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{
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focusable = false;
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if (tool != null)
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{
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name = tool.name;
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icon = tool.toolbarIcon?.image as Texture2D;
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tooltip = tool.toolbarIcon?.tooltip;
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m_TilemapEditorTool = tool;
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}
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this.RegisterValueChangedCallback((evt) =>
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{
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SetToolActive();
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});
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RegisterCallback<AttachToPanelEvent>(OnAttachedToPanel);
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RegisterCallback<DetachFromPanelEvent>(OnDetachFromPanel);
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UpdateState();
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}
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private void OnAttachedToPanel(AttachToPanelEvent evt)
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{
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ToolManager.activeToolChanged += UpdateState;
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ToolManager.activeContextChanged += UpdateState;
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UpdateState();
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}
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private void OnDetachFromPanel(DetachFromPanelEvent evt)
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{
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ToolManager.activeToolChanged -= UpdateState;
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ToolManager.activeContextChanged -= UpdateState;
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}
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protected void SetToolActive()
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{
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var active = EditorToolManager.activeTool;
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if (active == m_TilemapEditorTool)
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ToolManager.RestorePreviousPersistentTool();
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else
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ToolManager.SetActiveTool(m_TilemapEditorTool);
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UpdateState();
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}
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private void UpdateState()
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{
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bool activeTool = m_TilemapEditorTool == EditorToolManager.activeTool;
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SetValueWithoutNotify(activeTool);
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}
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}
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}
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