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add SimpleStackPanel

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This commit is contained in:
NaBian 2020-12-18 21:07:44 +08:00
parent 6a4fb7afbf
commit f1c687d7f9
2 changed files with 102 additions and 0 deletions
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101
src/Shared/HandyControl_Shared/Controls/Panel/SimpleStackPanel.cs Normal file
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@ -0,0 +1,101 @@
using System;
using System.Windows;
using System.Windows.Controls;
namespace HandyControl.Controls
{
public class SimpleStackPanel : Panel
{
public static readonly DependencyProperty OrientationProperty =
StackPanel.OrientationProperty.AddOwner(typeof(SimpleStackPanel),
new FrameworkPropertyMetadata(Orientation.Vertical, FrameworkPropertyMetadataOptions.AffectsMeasure));
public Orientation Orientation
{
get => (Orientation) GetValue(OrientationProperty);
set => SetValue(OrientationProperty, value);
}
protected override Size MeasureOverride(Size constraint)
{
var stackDesiredSize = new Size();
var children = InternalChildren;
var layoutSlotSize = constraint;
if (Orientation == Orientation.Horizontal)
{
layoutSlotSize.Width = double.PositiveInfinity;
for (int i = 0, count = children.Count; i < count; ++i)
{
var child = children[i];
if (child == null) continue;
child.Measure(layoutSlotSize);
var childDesiredSize = child.DesiredSize;
stackDesiredSize.Width += childDesiredSize.Width;
stackDesiredSize.Height = Math.Max(stackDesiredSize.Height, childDesiredSize.Height);
}
}
else
{
layoutSlotSize.Height = double.PositiveInfinity;
for (int i = 0, count = children.Count; i < count; ++i)
{
var child = children[i];
if (child == null) continue;
child.Measure(layoutSlotSize);
var childDesiredSize = child.DesiredSize;
stackDesiredSize.Width = Math.Max(stackDesiredSize.Width, childDesiredSize.Width);
stackDesiredSize.Height += childDesiredSize.Height;
}
}
return stackDesiredSize;
}
protected override Size ArrangeOverride(Size arrangeSize)
{
var children = InternalChildren;
var rcChild = new Rect(arrangeSize);
var previousChildSize = 0.0;
if (Orientation == Orientation.Horizontal)
{
for (int i = 0, count = children.Count; i < count; ++i)
{
var child = children[i];
if (child == null) continue;
rcChild.X += previousChildSize;
previousChildSize = child.DesiredSize.Width;
rcChild.Width = previousChildSize;
rcChild.Height = Math.Max(arrangeSize.Height, child.DesiredSize.Height);
child.Arrange(rcChild);
}
}
else
{
for (int i = 0, count = children.Count; i < count; ++i)
{
var child = children[i];
if (child == null) continue;
rcChild.Y += previousChildSize;
previousChildSize = child.DesiredSize.Height;
rcChild.Height = previousChildSize;
rcChild.Width = Math.Max(arrangeSize.Width, child.DesiredSize.Width);
child.Arrange(rcChild);
}
}
return arrangeSize;
}
}
}

1
src/Shared/HandyControl_Shared/HandyControl_Shared.projitems
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@ -46,6 +46,7 @@
<Compile Include="$(MSBuildThisFileDirectory)Controls\Other\Poptip.cs" />
<Compile Include="$(MSBuildThisFileDirectory)Controls\Other\Watermark.cs" />
<Compile Include="$(MSBuildThisFileDirectory)Controls\Panel\FlexPanel.cs" />
<Compile Include="$(MSBuildThisFileDirectory)Controls\Panel\SimpleStackPanel.cs" />
<Compile Include="$(MSBuildThisFileDirectory)Controls\PropertyGrid\Editors\ImagePropertyEditor.cs" />
<Compile Include="$(MSBuildThisFileDirectory)Controls\PropertyGrid\Editors\VerticalAlignmentPropertyEditor.cs" />
<Compile Include="$(MSBuildThisFileDirectory)Controls\PropertyGrid\Editors\HorizontalAlignmentPropertyEditor.cs" />