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* UINavMenu: 重写了节点右侧图标的绘制

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Sunny 2022-11-03 20:35:50 +08:00
parent 183fa9d420
commit 1bb93f212a
1 changed files with 56 additions and 54 deletions
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110
SunnyUI/Controls/UINavMenu.cs
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@ -30,6 +30,7 @@
* 2022-06-23: V3.2.0 绘制节点字体图标增加偏移SymbolOffset
* 2022-08-19: V3.2.3 修复选中节点右侧图标前景色
* 2022-11-03: V3.2.6 增加了可设置垂直滚动条宽度的属性
* 2022-11-03: V3.2.6 重写了节点右侧图标的绘制
******************************************************************************/
using System;
@ -687,35 +688,11 @@ namespace Sunny.UI
e.Graphics.DrawString(e.Node.Text, Font, SelectedForeColor, drawLeft, e.Bounds.Y + (ItemHeight - sf.Height) / 2.0f);
e.Graphics.FillRectangle(SelectedHighColor, new Rectangle(0, e.Bounds.Y, 4, e.Bounds.Height));
if (TreeNodeSymbols.ContainsKey(e.Node) && TreeNodeSymbols[e.Node].Count > 0)
{
int symbolRight = Width - (ScrollBarVisible ? ScrollBarInfo.VerticalScrollBarWidth() : 0) - 3;
if (e.Node.Nodes.Count > 0) symbolRight -= 32;
int firstLeft = symbolRight - TreeNodeSymbols[e.Node].Count * 32;
for (int i = 0; i < TreeNodeSymbols[e.Node].Count; i++)
{
e.Graphics.DrawFontImage(TreeNodeSymbols[e.Node][i], 24, SelectedForeColor, new Rectangle(firstLeft + i * 32, e.Bounds.Top, 32, e.Bounds.Height));
}
}
}
else if (e.Node == CurrentNode && (e.State & TreeNodeStates.Hot) != 0)
{
e.Graphics.FillRectangle(HoverColor, new Rectangle(new Point(0, e.Node.Bounds.Y), new Size(Width, e.Node.Bounds.Height)));
e.Graphics.DrawString(e.Node.Text, Font, ForeColor, drawLeft, e.Bounds.Y + (ItemHeight - sf.Height) / 2.0f);
if (TreeNodeSymbols.ContainsKey(e.Node) && TreeNodeSymbols[e.Node].Count > 0)
{
int symbolRight = Width - (ScrollBarVisible ? ScrollBarInfo.VerticalScrollBarWidth() : 0) - 3;
if (e.Node.Nodes.Count > 0) symbolRight -= 32;
int firstLeft = symbolRight - TreeNodeSymbols[e.Node].Count * 32;
for (int i = 0; i < TreeNodeSymbols[e.Node].Count; i++)
{
e.Graphics.DrawFontImage(TreeNodeSymbols[e.Node][i], 24, ForeColor, new Rectangle(firstLeft + i * 32, e.Bounds.Top, 32, e.Bounds.Height));
}
}
}
else
{
@ -729,6 +706,23 @@ namespace Sunny.UI
e.Graphics.DrawString(e.Node.Text, Font, ForeColor, drawLeft, e.Bounds.Y + (ItemHeight - sf.Height) / 2.0f);
}
//画右侧图标
Color rightSymbolColor = ForeColor;
if (e.Node == SelectedNode) rightSymbolColor = SelectedForeColor;
if (TreeNodeSymbols.ContainsKey(e.Node) && TreeNodeSymbols[e.Node].Count > 0)
{
int size = e.Node.Nodes.Count > 0 ? 24 : 0;
int left = Width - size - 6;
if (Bar.Visible) left -= Bar.Width;
int firstLeft = left - TreeNodeSymbols[e.Node].Count * 30;
for (int i = 0; i < TreeNodeSymbols[e.Node].Count; i++)
{
e.Graphics.DrawFontImage(TreeNodeSymbols[e.Node][i], 24, rightSymbolColor, new Rectangle(firstLeft + i * 30, e.Bounds.Top, 30, e.Bounds.Height));
}
}
//画图片
if (haveImage)
{
if (MenuHelper.GetSymbol(e.Node) > 0)
@ -756,13 +750,16 @@ namespace Sunny.UI
e.Graphics.DrawFontImage(e.Node.IsExpanded ? 61702 : 61703, 24, ForeColor, left, e.Bounds.Y + (ItemHeight - 24) / 2);
}
if (ShowTips && MenuHelper.GetTipsText(e.Node).IsValid() && TreeNodeSymbols.NotContainsKey(e.Node))
//显示Tips圆圈
if (ShowTips && MenuHelper.GetTipsText(e.Node).IsValid())
{
SizeF tipsSize = e.Graphics.MeasureString(MenuHelper.GetTipsText(e.Node), TempFont);
float sfMax = Math.Max(tipsSize.Width, tipsSize.Height) + 1;
float tipsLeft = Width - sfMax - 16;
if (e.Node.Nodes.Count > 0) tipsLeft -= 24;
if (Bar.Visible) tipsLeft -= Bar.Width;
if (TreeNodeSymbols.ContainsKey(e.Node)) tipsLeft -= TreeNodeSymbols[e.Node].Count * 30;
float tipsTop = e.Bounds.Y + (ItemHeight - sfMax) / 2;
if (MenuHelper[e.Node] != null)
@ -833,48 +830,53 @@ namespace Sunny.UI
protected override void OnNodeMouseClick(TreeNodeMouseClickEventArgs e)
{
base.OnNodeMouseClick(e);
if (e.Node == null) return;
if (e.Node.Nodes.Count > 0)
int size = e.Node.Nodes.Count > 0 ? 24 : 0;
int left = Width - size - 6;
if (Bar.Visible) left -= Bar.Width;
int firstLeft = 0;
if (TreeNodeSymbols.ContainsKey(e.Node))
firstLeft = left - TreeNodeSymbols[e.Node].Count * 30;
if (TreeNodeSymbols.ContainsKey(e.Node) && TreeNodeSymbols[e.Node].Count > 0 && e.X >= firstLeft && e.X < firstLeft + TreeNodeSymbols[e.Node].Count * 30)
{
if (e.Node.IsExpanded)
int idx = (e.X - firstLeft) / 30;
if (idx >= 0 && idx < TreeNodeSymbols[e.Node].Count)
{
e.Node.Collapse();
NodeRightSymbolClick?.Invoke(this, e.Node, idx, TreeNodeSymbols[e.Node][idx]);
}
else
}
else
{
if (e.Node.Nodes.Count > 0)
{
e.Node.Expand();
}
if (e.Node.IsExpanded)
{
e.Node.Collapse();
}
else
{
e.Node.Expand();
}
if (SelectedNode != null && SelectedNode == e.Node && e.Node.IsExpanded && ExpandSelectFirst && e.Node.Nodes.Count > 0)
{
SelectedNode = e.Node.Nodes[0];
if (SelectedNode != null && SelectedNode == e.Node && e.Node.IsExpanded && ExpandSelectFirst && e.Node.Nodes.Count > 0)
{
SelectedNode = e.Node.Nodes[0];
}
else
{
SelectedNode = e.Node;
}
}
else
{
SelectedNode = e.Node;
}
}
else
{
SelectedNode = e.Node;
}
if (e.Node != null && TreeNodeSymbols.ContainsKey(e.Node) && TreeNodeSymbols[e.Node].Count > 0)
{
int symbolRight = Width - (ScrollBarVisible ? ScrollBarInfo.VerticalScrollBarWidth() : 0) - 3;
if (e.Node.Nodes.Count > 0) symbolRight -= 32;
int firstLeft = symbolRight - TreeNodeSymbols[e.Node].Count * 32;
if (e.X >= firstLeft && e.X < symbolRight)
{
int idx = (e.X - firstLeft) / 32;
if (idx >= 0 && idx < TreeNodeSymbols[e.Node].Count)
{
NodeRightSymbolClick?.Invoke(this, e.Node, idx, TreeNodeSymbols[e.Node][idx]);
}
}
ShowSelectedNode();
}
ShowSelectedNode();
}
public void SelectFirst()