LeonMMcoset/CMLeonOS
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Leonmmcoset
2026-03-26 20:43:52 +08:00
parent 2c2ee0f1de
commit 312acd90f2
9 changed files with 257 additions and 26 deletions
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67
Gui/UILib/TreeView.cs
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@@ -66,9 +66,16 @@ namespace CMLeonOS.Gui.UILib
visibleNodes.Add(node);
visibleLevels.Add(level);
if (node.Expanded)
if (node.Expanded || node.ExpandingAnimation || node.CollapsingAnimation)
{
for (int i = 0; i < node.Children.Count; i++)
int visibleChildCount = node.Children.Count;
if (node.ExpandingAnimation || node.CollapsingAnimation)
{
visibleChildCount = Math.Min(node.Children.Count, Math.Max(0, node.AnimatedChildCount));
}
for (int i = 0; i < visibleChildCount; i++)
{
AddVisibleNode(node.Children[i], level + 1);
}
@@ -90,7 +97,19 @@ namespace CMLeonOS.Gui.UILib
if (node.Children.Count > 0 && x >= indentX && x <= indentX + 10)
{
node.Expanded = !node.Expanded;
if (node.Expanded || node.ExpandingAnimation)
{
node.ExpandingAnimation = false;
node.CollapsingAnimation = true;
node.AnimatedChildCount = node.Children.Count;
}
else
{
node.Expanded = true;
node.CollapsingAnimation = false;
node.ExpandingAnimation = true;
node.AnimatedChildCount = 0;
}
Render();
return;
}
@@ -106,6 +125,7 @@ namespace CMLeonOS.Gui.UILib
DrawRectangle(0, 0, Width, Height, Border);
BuildVisibleNodes();
bool hasAnimation = false;
int maxRows = Math.Min(visibleNodes.Count, Math.Max(0, Height / RowHeight));
for (int i = 0; i < maxRows; i++)
@@ -124,7 +144,7 @@ namespace CMLeonOS.Gui.UILib
{
DrawRectangle(indentX, rowY + 6, 10, 10, Border);
DrawHorizontalLine(6, indentX + 2, rowY + 11, Foreground);
if (!node.Expanded)
if (!node.Expanded || node.CollapsingAnimation)
{
DrawVerticalLine(6, indentX + 5, rowY + 8, Foreground);
}
@@ -134,7 +154,46 @@ namespace CMLeonOS.Gui.UILib
DrawString(node.Text, Foreground, textX, rowY + 3);
}
UpdateNodeAnimations(Nodes, ref hasAnimation);
if (hasAnimation)
{
WM.UpdateQueue.Enqueue(this);
}
WM.Update(this);
}
private void UpdateNodeAnimations(List<TreeNode> nodes, ref bool hasAnimation)
{
for (int i = 0; i < nodes.Count; i++)
{
TreeNode node = nodes[i];
if (node.ExpandingAnimation)
{
hasAnimation = true;
node.AnimatedChildCount++;
if (node.AnimatedChildCount >= node.Children.Count)
{
node.AnimatedChildCount = node.Children.Count;
node.ExpandingAnimation = false;
}
}
else if (node.CollapsingAnimation)
{
hasAnimation = true;
node.AnimatedChildCount--;
if (node.AnimatedChildCount <= 0)
{
node.AnimatedChildCount = 0;
node.CollapsingAnimation = false;
node.Expanded = false;
}
}
UpdateNodeAnimations(node.Children, ref hasAnimation);
}
}
}
}