86 lines
2.2 KiB
C#
86 lines
2.2 KiB
C#
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using System.Collections.Generic;
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using UnityEditor.IMGUI.Controls;
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#if UNITY_6000_2_OR_NEWER
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using TreeView = UnityEditor.IMGUI.Controls.TreeView<int>;
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using TreeViewItem = UnityEditor.IMGUI.Controls.TreeViewItem<int>;
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#endif
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namespace Unity.PlasticSCM.Editor.UI.Tree
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{
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internal static class TableViewOperations
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{
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internal static int GetFirstSelectedRow(
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TreeView treeView)
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{
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IList<int> selectedIds = treeView.GetSelection();
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if (selectedIds.Count == 0)
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return -1;
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return selectedIds[0];
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}
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internal static void SelectFirstRow(
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TreeView treeView)
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{
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int rowCount = treeView.GetRows().Count;
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if (rowCount == 0)
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return;
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SetSelectionAndScroll(
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treeView, new List<int> { 1 });
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}
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internal static void SelectDefaultRow(
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TreeView treeView, int defaultRow)
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{
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int rowCount = treeView.GetRows().Count;
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if (defaultRow == -1 || rowCount == 0)
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return;
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if (defaultRow >= rowCount)
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defaultRow = rowCount - 1;
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SetSelectionAndScroll(
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treeView, new List<int> { defaultRow });
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}
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internal static void SetSelectionAndScroll(
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TreeView treeView, List<int> idsToSelect)
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{
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treeView.SetSelection(
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idsToSelect,
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TreeViewSelectionOptions.FireSelectionChanged |
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TreeViewSelectionOptions.RevealAndFrame);
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}
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internal static void ScrollToSelection(
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TreeView treeView)
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{
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if (!treeView.HasSelection())
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return;
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int itemId = treeView.GetSelection()[0];
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if (!IsVisible(itemId, treeView))
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return;
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treeView.FrameItem(itemId);
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}
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static bool IsVisible(int id, TreeView treeView)
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{
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foreach (TreeViewItem item in treeView.GetRows())
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{
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if (item.id == id)
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return true;
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}
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return false;
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}
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}
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}
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