using System;
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using System.Collections.Generic;
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using System.Text;
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namespace Shared.Phone
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{
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/// <summary>
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/// 做成一个列表型的FrameLayout(它与VerticalListControl同一性质,但是它是FrameLayout,它会改变高度)
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/// </summary>
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public class FrameListControl : FrameLayoutBase
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{
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/// <summary>
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/// 行之间的间距
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/// </summary>
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public int rowSpace = 0;
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/// <summary>
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/// 做成一个列表型的FrameLayout(它与VerticalListControl同一性质,但是它是FrameLayout,它会改变高度)
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/// </summary>
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/// <param name="i_rowSpace">行之间的间距(这个值是与行控件绑定一起使用的)</param>
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public FrameListControl(int i_rowSpace = 12)
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{
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rowSpace = Application.GetRealHeight(i_rowSpace);
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}
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/// <summary>
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/// 添加子控件
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/// </summary>
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/// <param name="view"></param>
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public override void AddChidren(View view)
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{
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if (view is FrameRowControl || view is RowLayoutControl)
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{
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//FrameRowLayout控件的时候,直接扩大它的高度
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var intBottom = this.GetLocationMostLastViewBottom();
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if (intBottom != -1)
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{
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view.Y = intBottom;
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}
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base.AddChidren(view);
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if (rowSpace > 0)
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{
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view.Height += rowSpace;
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}
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}
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else
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{
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//非FrameRowLayout控件的时候,计算的是坐标
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var intBottom = this.GetLocationMostLastViewBottom();
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if (intBottom != -1)
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{
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view.Y = intBottom + rowSpace;
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}
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base.AddChidren(view);
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}
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}
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/// <summary>
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/// 调整真实高度
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/// </summary>
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/// <param name="bottomSpace">底部高度(非真实值)</param>
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public void AdjustRealHeight(int bottomSpace = 0)
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{
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int bottomHeight = -1;
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for (int i = 0; i < this.ChildrenCount; i++)
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{
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var child = this.GetChildren(i);
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if (child.Bottom > bottomHeight)
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{
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bottomHeight = child.Bottom;
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}
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}
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if (bottomHeight != -1)
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{
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this.Height = bottomHeight + bottomSpace;
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}
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}
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/// <summary>
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/// 获取坐标底部最下面的那个控件的底部坐标
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/// </summary>
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/// <returns></returns>
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private int GetLocationMostLastViewBottom()
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{
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int bottomHeight = -1;
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for (int i = 0; i < this.ChildrenCount; i++)
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{
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var child = this.GetChildren(i);
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if (child.Bottom > bottomHeight)
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{
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bottomHeight = child.Bottom;
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}
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}
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return bottomHeight;
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}
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}
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}
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