854 lines
32 KiB
C#
854 lines
32 KiB
C#
/******************************************************************************
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* SunnyUI 开源控件库、工具类库、扩展类库、多页面开发框架。
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* CopyRight (C) 2012-2020 ShenYongHua(沈永华).
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* QQ群：56829229 QQ：17612584 EMail：SunnyUI@qq.com
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*
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* Blog: https://www.cnblogs.com/yhuse
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* Gitee: https://gitee.com/yhuse/SunnyUI
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* GitHub: https://github.com/yhuse/SunnyUI
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*
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* SunnyUI can be used for free under the GPL-3.0 license.
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* If you use this code, please keep this note.
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* 如果您使用此代码，请保留此说明。
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******************************************************************************
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* 文件名称: UIPagination.cs
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* 文件说明: 分页
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* 当前版本: V2.2
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* 创建日期: 2020-07-26
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*
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* 2020-07-15: V2.2.6 新增分页控件
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******************************************************************************/
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using System;
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using System.Collections;
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using System.Collections.Concurrent;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.Data;
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using System.Windows.Forms;
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namespace Sunny.UI
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{
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public class UIPagination : UIPanel
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{
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public delegate void OnPageChangeEventHandler(object sender, object pagingSource, int pageIndex, int count);
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private int activePage = 1;
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private UISymbolButton b0;
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private UISymbolButton b1;
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private UISymbolButton b10;
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private UISymbolButton b11;
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private UISymbolButton b12;
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private UISymbolButton b13;
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private UISymbolButton b14;
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private UISymbolButton b15;
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private UISymbolButton b16;
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private UISymbolButton b2;
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private UISymbolButton b3;
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private UISymbolButton b4;
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private UISymbolButton b5;
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private UISymbolButton b6;
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private UISymbolButton b7;
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private UISymbolButton b8;
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private UISymbolButton b9;
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private UISymbolButton btnSelect;
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private readonly ConcurrentDictionary<int, UISymbolButton> buttons =
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new ConcurrentDictionary<int, UISymbolButton>();
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private UIComboBox cb1;
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private CurrencyManager dataManager;
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private object dataSource;
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private UITextBox edtPage;
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private bool inSetDataConnection;
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private UIPanel p1;
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/// <summary>
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/// 总页数
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/// </summary>
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[Browsable(false)]
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[Description("总页数"), Category("SunnyUI")]
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public int PageCount { get; private set; }
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private int pagerCount = 7;
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private int pageSize = 20;
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private int totalCount = 1000;
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private UILabel uiLabel1;
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private UILabel uiLabel2;
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public UIPagination()
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{
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InitializeComponent();
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ShowText = false;
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buttons.TryAdd(0, b0);
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buttons.TryAdd(1, b1);
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buttons.TryAdd(2, b2);
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buttons.TryAdd(3, b3);
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buttons.TryAdd(4, b4);
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buttons.TryAdd(5, b5);
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buttons.TryAdd(6, b6);
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buttons.TryAdd(7, b7);
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buttons.TryAdd(8, b8);
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buttons.TryAdd(9, b9);
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buttons.TryAdd(10, b10);
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buttons.TryAdd(11, b11);
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buttons.TryAdd(12, b12);
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buttons.TryAdd(13, b13);
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buttons.TryAdd(14, b14);
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buttons.TryAdd(15, b15);
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buttons.TryAdd(16, b16);
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for (var i = 0; i < 17; i++)
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{
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buttons[i].MouseEnter += UIDataGridPage_MouseEnter;
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buttons[i].MouseLeave += UIDataGridPage_MouseLeave;
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buttons[i].Click += UIDataGridPage_Click;
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}
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}
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private int buttonInterval = 4;
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[DefaultValue(4)]
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[Description("按钮间隔")]
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[Category("SunnyUI")]
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public int ButtonInterval
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{
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get => buttonInterval;
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set
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{
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buttonInterval = Math.Max(0, value);
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buttonInterval = Math.Min(5, value);
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SetShowButtons();
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}
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}
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/// <summary>
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/// 总条目数
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/// </summary>
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[DefaultValue(1000)]
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[Description("总条目数")]
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[Category("SunnyUI")]
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public int TotalCount
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{
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get => totalCount;
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set
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{
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if (totalCount != value)
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{
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totalCount = Math.Max(0, value);
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SetShowButtons();
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DataBind();
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}
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}
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}
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/// <summary>
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/// 每页显示条目个数
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/// </summary>
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[DefaultValue(20)]
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[Description("每页显示条目个数")]
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[Category("SunnyUI")]
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public int PageSize
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{
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get => pageSize;
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set
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{
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if (pageSize != value)
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{
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pageSize = Math.Max(1, value);
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SetShowButtons();
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DataBind();
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}
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}
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}
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/// <summary>
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/// 页码按钮的数量，当总页数超过该值时会折叠
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/// 大于等于 5 且小于等于 13 的奇数
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/// </summary>
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[DefaultValue(7)]
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[Description("页码按钮的数量，当总页数超过该值时会折叠，大于等于5且小于等于13的奇数")]
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[Category("SunnyUI")]
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public int PagerCount
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{
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get => pagerCount;
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set
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{
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if (pagerCount != value)
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{
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pagerCount = Math.Max(5, value);
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pagerCount = Math.Min(13, pagerCount);
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if (pagerCount.Mod(2) == 0)
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pagerCount = pagerCount - 1;
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SetShowButtons();
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DataBind();
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}
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}
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}
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/// <summary>
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/// 选中页面
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/// </summary>
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[DefaultValue(1)]
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[Description("选中页面")]
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[Category("SunnyUI")]
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public int ActivePage
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{
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get => activePage;
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set
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{
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if (activePage != value)
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{
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activePage = Math.Max(1, value);
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edtPage.IntValue = activePage;
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SetShowButtons();
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DataBind();
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}
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}
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}
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[DefaultValue(true)]
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[Description("显示页面跳转按钮"), Category("SunnyUI")]
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public bool ShowJumpButton
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{
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get => p1.Visible;
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set => p1.Visible = value;
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}
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public event EventHandler DataSourceChanged;
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[DefaultValue(null)]
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[RefreshProperties(RefreshProperties.Repaint)]
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[AttributeProvider(typeof(IListSource))]
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[Description("数据源"), Category("SunnyUI")]
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public object DataSource
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{
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get => dataSource;
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set
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{
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if (value != null)
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{
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if (!(value is DataTable || value is IList))
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{
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throw new Exception(UILocalize.GridDataSourceException);
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}
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}
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SetDataConnection(value, new BindingMemberInfo(""));
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dataSource = value;
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activePage = 1;
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TotalCount = dataManager?.List.Count ?? 0;
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DataSourceChanged?.Invoke(this, null);
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}
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}
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[Browsable(false)]
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public object PageDataSource { get; private set; }
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private void UIDataGridPage_Click(object sender, EventArgs e)
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{
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var btn = (UISymbolButton)sender;
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btn.BringToFront();
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if (btn.TagString.IsValid())
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ActivePage += btn.Tag.ToString().ToInt();
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else
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ActivePage = btn.Tag.ToString().ToInt();
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}
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private void UIDataGridPage_MouseLeave(object sender, EventArgs e)
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{
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var btn = (UISymbolButton)sender;
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if (btn.TagString == "<<" || btn.TagString == ">>")
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{
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btn.Symbol = 0;
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btn.Text = @"···";
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}
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}
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private void UIDataGridPage_MouseEnter(object sender, EventArgs e)
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{
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var btn = (UISymbolButton)sender;
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if (btn.TagString == "<<")
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{
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btn.Symbol = 61696;
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btn.Text = "";
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}
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if (btn.TagString == ">>")
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{
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btn.Symbol = 61697;
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btn.Text = "";
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}
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}
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#region InitializeComponent
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private void InitializeComponent()
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{
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this.b0 = new Sunny.UI.UISymbolButton();
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this.b1 = new Sunny.UI.UISymbolButton();
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this.b3 = new Sunny.UI.UISymbolButton();
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this.b2 = new Sunny.UI.UISymbolButton();
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this.b7 = new Sunny.UI.UISymbolButton();
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this.b6 = new Sunny.UI.UISymbolButton();
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this.b5 = new Sunny.UI.UISymbolButton();
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this.b4 = new Sunny.UI.UISymbolButton();
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this.b15 = new Sunny.UI.UISymbolButton();
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this.b14 = new Sunny.UI.UISymbolButton();
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this.b13 = new Sunny.UI.UISymbolButton();
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this.b12 = new Sunny.UI.UISymbolButton();
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this.b11 = new Sunny.UI.UISymbolButton();
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this.b10 = new Sunny.UI.UISymbolButton();
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this.b9 = new Sunny.UI.UISymbolButton();
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this.b8 = new Sunny.UI.UISymbolButton();
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this.b16 = new Sunny.UI.UISymbolButton();
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this.p1 = new Sunny.UI.UIPanel();
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this.edtPage = new Sunny.UI.UITextBox();
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this.btnSelect = new Sunny.UI.UISymbolButton();
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this.uiLabel2 = new Sunny.UI.UILabel();
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this.uiLabel1 = new Sunny.UI.UILabel();
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this.cb1 = new Sunny.UI.UIComboBox();
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this.p1.SuspendLayout();
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this.SuspendLayout();
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//
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// b0
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//
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this.b0.Cursor = System.Windows.Forms.Cursors.Hand;
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this.b0.Font = new System.Drawing.Font("微软雅黑", 10.5F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(134)));
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this.b0.ImageAlign = System.Drawing.ContentAlignment.MiddleLeft;
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this.b0.Location = new System.Drawing.Point(3, 3);
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this.b0.Name = "b0";
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this.b0.Padding = new System.Windows.Forms.Padding(5, 0, 5, 0);
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this.b0.RadiusSides = ((Sunny.UI.UICornerRadiusSides)((Sunny.UI.UICornerRadiusSides.LeftTop | Sunny.UI.UICornerRadiusSides.LeftBottom)));
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this.b0.Size = new System.Drawing.Size(75, 29);
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this.b0.Symbol = 61700;
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this.b0.TabIndex = 0;
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this.b0.Tag = "-1";
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this.b0.TagString = "<";
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this.b0.Text = "上一页";
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this.b0.TextAlign = System.Drawing.ContentAlignment.MiddleRight;
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//
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// b1
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//
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this.b1.Cursor = System.Windows.Forms.Cursors.Hand;
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this.b1.Font = new System.Drawing.Font("微软雅黑", 12F);
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this.b1.Location = new System.Drawing.Point(81, 3);
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this.b1.Name = "b1";
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this.b1.RadiusSides = Sunny.UI.UICornerRadiusSides.None;
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this.b1.Size = new System.Drawing.Size(29, 29);
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this.b1.Symbol = 0;
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this.b1.TabIndex = 1;
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this.b1.Text = "0";
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//
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// b3
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//
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this.b3.Cursor = System.Windows.Forms.Cursors.Hand;
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this.b3.Font = new System.Drawing.Font("微软雅黑", 12F);
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this.b3.Location = new System.Drawing.Point(145, 3);
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this.b3.Name = "b3";
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this.b3.RadiusSides = Sunny.UI.UICornerRadiusSides.None;
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this.b3.Size = new System.Drawing.Size(29, 29);
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this.b3.Symbol = 0;
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this.b3.TabIndex = 3;
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this.b3.Text = "0";
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//
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// b2
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//
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this.b2.Cursor = System.Windows.Forms.Cursors.Hand;
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this.b2.Font = new System.Drawing.Font("微软雅黑", 12F);
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this.b2.Location = new System.Drawing.Point(113, 3);
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this.b2.Name = "b2";
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this.b2.RadiusSides = Sunny.UI.UICornerRadiusSides.None;
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this.b2.Size = new System.Drawing.Size(29, 29);
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this.b2.Symbol = 0;
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this.b2.TabIndex = 2;
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this.b2.Text = "0";
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//
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// b7
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//
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this.b7.Cursor = System.Windows.Forms.Cursors.Hand;
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this.b7.Font = new System.Drawing.Font("微软雅黑", 12F);
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this.b7.Location = new System.Drawing.Point(273, 3);
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this.b7.Name = "b7";
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this.b7.RadiusSides = Sunny.UI.UICornerRadiusSides.None;
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this.b7.Size = new System.Drawing.Size(29, 29);
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this.b7.Symbol = 0;
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this.b7.TabIndex = 7;
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this.b7.Text = "0";
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//
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// b6
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//
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this.b6.Cursor = System.Windows.Forms.Cursors.Hand;
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this.b6.Font = new System.Drawing.Font("微软雅黑", 12F);
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this.b6.Location = new System.Drawing.Point(241, 3);
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this.b6.Name = "b6";
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this.b6.RadiusSides = Sunny.UI.UICornerRadiusSides.None;
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this.b6.Size = new System.Drawing.Size(29, 29);
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this.b6.Symbol = 0;
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this.b6.TabIndex = 6;
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this.b6.Text = "0";
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//
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// b5
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//
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this.b5.Cursor = System.Windows.Forms.Cursors.Hand;
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this.b5.Font = new System.Drawing.Font("微软雅黑", 12F);
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this.b5.Location = new System.Drawing.Point(209, 3);
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this.b5.Name = "b5";
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this.b5.RadiusSides = Sunny.UI.UICornerRadiusSides.None;
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this.b5.Size = new System.Drawing.Size(29, 29);
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this.b5.Symbol = 0;
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this.b5.TabIndex = 5;
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this.b5.Text = "0";
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//
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// b4
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//
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this.b4.Cursor = System.Windows.Forms.Cursors.Hand;
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this.b4.Font = new System.Drawing.Font("微软雅黑", 12F);
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this.b4.Location = new System.Drawing.Point(177, 3);
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this.b4.Name = "b4";
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this.b4.RadiusSides = Sunny.UI.UICornerRadiusSides.None;
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this.b4.Size = new System.Drawing.Size(29, 29);
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this.b4.Symbol = 0;
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this.b4.TabIndex = 4;
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this.b4.Text = "0";
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//
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// b15
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//
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this.b15.Cursor = System.Windows.Forms.Cursors.Hand;
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this.b15.Font = new System.Drawing.Font("微软雅黑", 12F);
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this.b15.Location = new System.Drawing.Point(529, 3);
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this.b15.Name = "b15";
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this.b15.RadiusSides = Sunny.UI.UICornerRadiusSides.None;
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this.b15.Size = new System.Drawing.Size(29, 29);
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this.b15.Symbol = 0;
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this.b15.TabIndex = 15;
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this.b15.Text = "0";
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//
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// b14
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//
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this.b14.Cursor = System.Windows.Forms.Cursors.Hand;
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this.b14.Font = new System.Drawing.Font("微软雅黑", 12F);
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this.b14.Location = new System.Drawing.Point(497, 3);
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this.b14.Name = "b14";
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this.b14.RadiusSides = Sunny.UI.UICornerRadiusSides.None;
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this.b14.Size = new System.Drawing.Size(29, 29);
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this.b14.Symbol = 0;
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this.b14.TabIndex = 14;
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this.b14.Text = "0";
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//
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// b13
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//
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this.b13.Cursor = System.Windows.Forms.Cursors.Hand;
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this.b13.Font = new System.Drawing.Font("微软雅黑", 12F);
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this.b13.Location = new System.Drawing.Point(465, 3);
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this.b13.Name = "b13";
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this.b13.RadiusSides = Sunny.UI.UICornerRadiusSides.None;
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this.b13.Size = new System.Drawing.Size(29, 29);
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this.b13.Symbol = 0;
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this.b13.TabIndex = 13;
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this.b13.Text = "0";
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//
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// b12
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//
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this.b12.Cursor = System.Windows.Forms.Cursors.Hand;
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this.b12.Font = new System.Drawing.Font("微软雅黑", 12F);
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this.b12.Location = new System.Drawing.Point(433, 3);
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this.b12.Name = "b12";
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this.b12.RadiusSides = Sunny.UI.UICornerRadiusSides.None;
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this.b12.Size = new System.Drawing.Size(29, 29);
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this.b12.Symbol = 0;
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this.b12.TabIndex = 12;
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this.b12.Text = "0";
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//
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// b11
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//
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this.b11.Cursor = System.Windows.Forms.Cursors.Hand;
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this.b11.Font = new System.Drawing.Font("微软雅黑", 12F);
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this.b11.Location = new System.Drawing.Point(401, 3);
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this.b11.Name = "b11";
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this.b11.RadiusSides = Sunny.UI.UICornerRadiusSides.None;
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this.b11.Size = new System.Drawing.Size(29, 29);
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this.b11.Symbol = 0;
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this.b11.TabIndex = 11;
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this.b11.Text = "0";
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//
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// b10
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//
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this.b10.Cursor = System.Windows.Forms.Cursors.Hand;
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this.b10.Font = new System.Drawing.Font("微软雅黑", 12F);
|
||
this.b10.Location = new System.Drawing.Point(369, 3);
|
||
this.b10.Name = "b10";
|
||
this.b10.RadiusSides = Sunny.UI.UICornerRadiusSides.None;
|
||
this.b10.Size = new System.Drawing.Size(29, 29);
|
||
this.b10.Symbol = 0;
|
||
this.b10.TabIndex = 10;
|
||
this.b10.Text = "0";
|
||
//
|
||
// b9
|
||
//
|
||
this.b9.Cursor = System.Windows.Forms.Cursors.Hand;
|
||
this.b9.Font = new System.Drawing.Font("微软雅黑", 12F);
|
||
this.b9.Location = new System.Drawing.Point(337, 3);
|
||
this.b9.Name = "b9";
|
||
this.b9.RadiusSides = Sunny.UI.UICornerRadiusSides.None;
|
||
this.b9.Size = new System.Drawing.Size(29, 29);
|
||
this.b9.Symbol = 0;
|
||
this.b9.TabIndex = 9;
|
||
this.b9.Text = "0";
|
||
//
|
||
// b8
|
||
//
|
||
this.b8.Cursor = System.Windows.Forms.Cursors.Hand;
|
||
this.b8.Font = new System.Drawing.Font("微软雅黑", 12F);
|
||
this.b8.Location = new System.Drawing.Point(305, 3);
|
||
this.b8.Name = "b8";
|
||
this.b8.RadiusSides = Sunny.UI.UICornerRadiusSides.None;
|
||
this.b8.Size = new System.Drawing.Size(29, 29);
|
||
this.b8.Symbol = 0;
|
||
this.b8.TabIndex = 8;
|
||
this.b8.Text = "0";
|
||
//
|
||
// b16
|
||
//
|
||
this.b16.Cursor = System.Windows.Forms.Cursors.Hand;
|
||
this.b16.Font = new System.Drawing.Font("微软雅黑", 10.5F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(134)));
|
||
this.b16.ImageAlign = System.Drawing.ContentAlignment.MiddleRight;
|
||
this.b16.Location = new System.Drawing.Point(561, 3);
|
||
this.b16.Name = "b16";
|
||
this.b16.Padding = new System.Windows.Forms.Padding(5, 0, 5, 0);
|
||
this.b16.RadiusSides = ((Sunny.UI.UICornerRadiusSides)((Sunny.UI.UICornerRadiusSides.RightTop | Sunny.UI.UICornerRadiusSides.RightBottom)));
|
||
this.b16.Size = new System.Drawing.Size(75, 29);
|
||
this.b16.Symbol = 61701;
|
||
this.b16.TabIndex = 16;
|
||
this.b16.Tag = "1";
|
||
this.b16.TagString = ">";
|
||
this.b16.Text = "下一页";
|
||
this.b16.TextAlign = System.Drawing.ContentAlignment.MiddleLeft;
|
||
this.b16.LocationChanged += new System.EventHandler(this.b16_LocationChanged);
|
||
//
|
||
// p1
|
||
//
|
||
this.p1.Controls.Add(this.edtPage);
|
||
this.p1.Controls.Add(this.btnSelect);
|
||
this.p1.Controls.Add(this.uiLabel2);
|
||
this.p1.Controls.Add(this.uiLabel1);
|
||
this.p1.Font = new System.Drawing.Font("微软雅黑", 12F);
|
||
this.p1.Location = new System.Drawing.Point(727, 3);
|
||
this.p1.Margin = new System.Windows.Forms.Padding(4, 5, 4, 5);
|
||
this.p1.Name = "p1";
|
||
this.p1.RectSides = System.Windows.Forms.ToolStripStatusLabelBorderSides.None;
|
||
this.p1.Size = new System.Drawing.Size(176, 29);
|
||
this.p1.TabIndex = 17;
|
||
this.p1.Text = null;
|
||
this.p1.LocationChanged += new System.EventHandler(this.p1_LocationChanged);
|
||
//
|
||
// edtPage
|
||
//
|
||
this.edtPage.Cursor = System.Windows.Forms.Cursors.IBeam;
|
||
this.edtPage.DoubleValue = 10D;
|
||
this.edtPage.FillColor = System.Drawing.Color.White;
|
||
this.edtPage.Font = new System.Drawing.Font("微软雅黑", 12F);
|
||
this.edtPage.HasMinimum = true;
|
||
this.edtPage.IntValue = 10;
|
||
this.edtPage.Location = new System.Drawing.Point(28, 0);
|
||
this.edtPage.Margin = new System.Windows.Forms.Padding(4, 5, 4, 5);
|
||
this.edtPage.Maximum = 2147483647D;
|
||
this.edtPage.Minimum = 1D;
|
||
this.edtPage.Name = "edtPage";
|
||
this.edtPage.Padding = new System.Windows.Forms.Padding(5);
|
||
this.edtPage.Size = new System.Drawing.Size(53, 29);
|
||
this.edtPage.TabIndex = 1;
|
||
this.edtPage.Text = "10";
|
||
this.edtPage.TextAlignment = System.Drawing.ContentAlignment.BottomCenter;
|
||
this.edtPage.Type = Sunny.UI.UITextBox.UIEditType.Integer;
|
||
//
|
||
// btnSelect
|
||
//
|
||
this.btnSelect.Cursor = System.Windows.Forms.Cursors.Hand;
|
||
this.btnSelect.Font = new System.Drawing.Font("微软雅黑", 10.5F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(134)));
|
||
this.btnSelect.Location = new System.Drawing.Point(111, 0);
|
||
this.btnSelect.Name = "btnSelect";
|
||
this.btnSelect.Size = new System.Drawing.Size(61, 29);
|
||
this.btnSelect.Symbol = 0;
|
||
this.btnSelect.TabIndex = 3;
|
||
this.btnSelect.Text = "确定";
|
||
this.btnSelect.Click += new System.EventHandler(this.btnSelect_Click);
|
||
//
|
||
// uiLabel2
|
||
//
|
||
this.uiLabel2.AutoSize = true;
|
||
this.uiLabel2.BackColor = System.Drawing.Color.Transparent;
|
||
this.uiLabel2.Font = new System.Drawing.Font("微软雅黑", 10.5F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(134)));
|
||
this.uiLabel2.Location = new System.Drawing.Point(81, 4);
|
||
this.uiLabel2.Name = "uiLabel2";
|
||
this.uiLabel2.Size = new System.Drawing.Size(23, 20);
|
||
this.uiLabel2.TabIndex = 2;
|
||
this.uiLabel2.Text = "页";
|
||
this.uiLabel2.TextAlign = System.Drawing.ContentAlignment.MiddleLeft;
|
||
//
|
||
// uiLabel1
|
||
//
|
||
this.uiLabel1.AutoSize = true;
|
||
this.uiLabel1.BackColor = System.Drawing.Color.Transparent;
|
||
this.uiLabel1.Font = new System.Drawing.Font("微软雅黑", 10.5F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(134)));
|
||
this.uiLabel1.Location = new System.Drawing.Point(5, 4);
|
||
this.uiLabel1.Name = "uiLabel1";
|
||
this.uiLabel1.Size = new System.Drawing.Size(23, 20);
|
||
this.uiLabel1.TabIndex = 0;
|
||
this.uiLabel1.Text = "第";
|
||
this.uiLabel1.TextAlign = System.Drawing.ContentAlignment.MiddleLeft;
|
||
//
|
||
// cb1
|
||
//
|
||
this.cb1.DropDownStyle = Sunny.UI.UIDropDownStyle.DropDownList;
|
||
this.cb1.FillColor = System.Drawing.Color.White;
|
||
this.cb1.Font = new System.Drawing.Font("微软雅黑", 12F);
|
||
this.cb1.Items.AddRange(new object[] {
|
||
"20条/页",
|
||
"50条/页",
|
||
"100条/页",
|
||
"200条/页"});
|
||
this.cb1.Location = new System.Drawing.Point(951, 3);
|
||
this.cb1.Margin = new System.Windows.Forms.Padding(4, 5, 4, 5);
|
||
this.cb1.MinimumSize = new System.Drawing.Size(63, 0);
|
||
this.cb1.Name = "cb1";
|
||
this.cb1.Padding = new System.Windows.Forms.Padding(0, 0, 30, 0);
|
||
this.cb1.Size = new System.Drawing.Size(103, 29);
|
||
this.cb1.TabIndex = 19;
|
||
this.cb1.TextAlignment = System.Drawing.ContentAlignment.MiddleLeft;
|
||
this.cb1.Visible = false;
|
||
//
|
||
// UIPagination
|
||
//
|
||
this.Controls.Add(this.cb1);
|
||
this.Controls.Add(this.p1);
|
||
this.Controls.Add(this.b16);
|
||
this.Controls.Add(this.b15);
|
||
this.Controls.Add(this.b14);
|
||
this.Controls.Add(this.b13);
|
||
this.Controls.Add(this.b12);
|
||
this.Controls.Add(this.b11);
|
||
this.Controls.Add(this.b10);
|
||
this.Controls.Add(this.b9);
|
||
this.Controls.Add(this.b8);
|
||
this.Controls.Add(this.b7);
|
||
this.Controls.Add(this.b6);
|
||
this.Controls.Add(this.b5);
|
||
this.Controls.Add(this.b4);
|
||
this.Controls.Add(this.b3);
|
||
this.Controls.Add(this.b2);
|
||
this.Controls.Add(this.b1);
|
||
this.Controls.Add(this.b0);
|
||
this.Name = "UIPagination";
|
||
this.RectSides = System.Windows.Forms.ToolStripStatusLabelBorderSides.None;
|
||
this.Size = new System.Drawing.Size(1139, 35);
|
||
this.p1.ResumeLayout(false);
|
||
this.p1.PerformLayout();
|
||
this.ResumeLayout(false);
|
||
}
|
||
|
||
#endregion InitializeComponent
|
||
|
||
private void SetShowButton(int buttonIdx, int pageIdx, int activeIdx)
|
||
{
|
||
buttons[buttonIdx].Symbol = 0;
|
||
buttons[buttonIdx].Tag = pageIdx;
|
||
buttons[buttonIdx].Visible = true;
|
||
buttons[buttonIdx].TagString = "";
|
||
buttons[buttonIdx].Selected = activeIdx == pageIdx;
|
||
SetButtonWidth(buttons[buttonIdx], pageIdx.ToString());
|
||
buttons[buttonIdx].Left = buttons[buttonIdx - 1].Right + buttonInterval - 1;
|
||
if (buttons[buttonIdx].Selected) buttons[buttonIdx].BringToFront();
|
||
}
|
||
|
||
private void SetShowButton(int buttonIdx, int addCount, string tagString)
|
||
{
|
||
buttons[buttonIdx].Symbol = 0;
|
||
buttons[buttonIdx].Text = @"···";
|
||
buttons[buttonIdx].Tag = addCount;
|
||
buttons[buttonIdx].Visible = true;
|
||
buttons[buttonIdx].TagString = tagString;
|
||
buttons[buttonIdx].Selected = false;
|
||
buttons[buttonIdx].Left = buttons[buttonIdx - 1].Right + buttonInterval - 1;
|
||
if (buttons[buttonIdx].Width != 29) buttons[buttonIdx].Width = 29;
|
||
}
|
||
|
||
private void SetButtonWidth(UISymbolButton button, string text)
|
||
{
|
||
if (button.Text != text) button.Text = text;
|
||
int len = 29;
|
||
if (button.Text.Length >= 3) len = 36;
|
||
if (button.Text.Length >= 4) len = 44;
|
||
if (button.Text.Length >= 4) len = 52;
|
||
if (button.Width != len) button.Width = len;
|
||
}
|
||
|
||
private void SetHideButton(int beginIdx)
|
||
{
|
||
for (var i = beginIdx; i < 16; i++) buttons[i].Visible = false;
|
||
}
|
||
|
||
private void SetShowButtons()
|
||
{
|
||
b0.Visible = true;
|
||
b16.Visible = true;
|
||
|
||
PageCount = TotalCount.Mod(PageSize) == 0 ? TotalCount / PageSize : TotalCount / PageSize + 1;
|
||
edtPage.HasMaximum = true;
|
||
edtPage.Maximum = PageCount;
|
||
|
||
if (activePage > PageCount) activePage = PageCount;
|
||
if (activePage < 1) activePage = 1;
|
||
edtPage.IntValue = activePage;
|
||
|
||
if (TotalCount == 0)
|
||
{
|
||
PageCount = 1;
|
||
activePage = 1;
|
||
SetShowButton(1, 1, 1);
|
||
SetHideButton(2);
|
||
b16.Left = b1.Right + buttonInterval - 1;
|
||
return;
|
||
}
|
||
|
||
if (PageCount <= PagerCount + 2)
|
||
{
|
||
for (var i = 1; i <= PageCount; i++) SetShowButton(i, i, activePage);
|
||
|
||
b16.Left = buttons[PageCount].Right + buttonInterval - 1;
|
||
SetHideButton(PageCount + 1);
|
||
}
|
||
else
|
||
{
|
||
//左
|
||
var leftShow = PagerCount / 2 + 1 + 2;
|
||
if (activePage <= leftShow)
|
||
{
|
||
for (var i = 1; i <= leftShow; i++) SetShowButton(i, i, activePage);
|
||
|
||
SetShowButton(leftShow + 1, PagerCount - 2, ">>");
|
||
SetShowButton(leftShow + 2, PageCount, activePage);
|
||
SetHideButton(leftShow + 3);
|
||
b16.Left = buttons[leftShow + 2].Right + buttonInterval - 1;
|
||
return;
|
||
}
|
||
|
||
//右
|
||
var rightShow = PageCount - (PagerCount / 2 + 1) - 1;
|
||
if (activePage >= rightShow)
|
||
{
|
||
SetShowButton(1, 1, activePage);
|
||
SetShowButton(2, 2 - PagerCount, "<<");
|
||
|
||
var idx = 3;
|
||
for (var i = rightShow; i <= PageCount; i++)
|
||
{
|
||
SetShowButton(idx, i, activePage);
|
||
idx++;
|
||
}
|
||
|
||
b16.Left = buttons[idx - 1].Right + buttonInterval - 1;
|
||
SetHideButton(idx);
|
||
return;
|
||
}
|
||
|
||
//中
|
||
SetShowButton(1, 1, activePage);
|
||
SetShowButton(2, 2 - PagerCount, "<<");
|
||
var cIdx = 3;
|
||
var sIdx = (PagerCount - 2) / 2;
|
||
for (var i = cIdx; i <= PagerCount; i++)
|
||
{
|
||
SetShowButton(cIdx, activePage - sIdx + (i - 3), activePage);
|
||
cIdx++;
|
||
}
|
||
|
||
SetShowButton(cIdx, PagerCount - 2, ">>");
|
||
SetShowButton(cIdx + 1, PageCount, activePage);
|
||
b16.Left = buttons[cIdx + 1].Right + buttonInterval - 1;
|
||
SetHideButton(cIdx + 2);
|
||
}
|
||
}
|
||
|
||
public override void SetStyleColor(UIBaseStyle uiColor)
|
||
{
|
||
base.SetStyleColor(uiColor);
|
||
|
||
foreach (var button in buttons.Values)
|
||
{
|
||
button.FillColor = uiColor.PlainColor;
|
||
button.ForeColor = uiColor.RectColor;
|
||
button.FillSelectedColor = uiColor.ButtonFillColor;
|
||
}
|
||
|
||
btnSelect.FillColor = uiColor.PlainColor;
|
||
btnSelect.ForeColor = uiColor.RectColor;
|
||
btnSelect.FillSelectedColor = uiColor.ButtonFillColor;
|
||
}
|
||
|
||
private void b16_LocationChanged(object sender, EventArgs e)
|
||
{
|
||
p1.Left = b16.Right + 3;
|
||
}
|
||
|
||
private void btnSelect_Click(object sender, EventArgs e)
|
||
{
|
||
ActivePage = edtPage.IntValue;
|
||
}
|
||
|
||
private void SetDataConnection(object newDataSource, BindingMemberInfo newDisplayMember)
|
||
{
|
||
var dataSourceChanged = dataSource != newDataSource;
|
||
|
||
if (inSetDataConnection) return;
|
||
|
||
try
|
||
{
|
||
if (dataSourceChanged)
|
||
{
|
||
inSetDataConnection = true;
|
||
CurrencyManager newDataManager = null;
|
||
if (newDataSource != null && newDataSource != Convert.DBNull)
|
||
newDataManager = (CurrencyManager)BindingContext[newDataSource, newDisplayMember.BindingPath];
|
||
|
||
dataManager = newDataManager;
|
||
}
|
||
}
|
||
finally
|
||
{
|
||
inSetDataConnection = false;
|
||
}
|
||
}
|
||
|
||
public void DataBind()
|
||
{
|
||
if (dataSource == null)
|
||
{
|
||
PageChanged?.Invoke(this, dataSource, 1, 0);
|
||
return;
|
||
}
|
||
|
||
var objects = new List<object>();
|
||
var iBegin = PageSize * (ActivePage - 1);
|
||
for (var i = iBegin; i < iBegin + PageSize; i++)
|
||
if (i < TotalCount)
|
||
objects.Add(dataManager.List[i]);
|
||
|
||
PageDataSource = objects;
|
||
PageChanged?.Invoke(this, objects, activePage, objects.Count);
|
||
}
|
||
|
||
public event OnPageChangeEventHandler PageChanged;
|
||
|
||
private void p1_LocationChanged(object sender, EventArgs e)
|
||
{
|
||
cb1.Left = p1.Right;
|
||
}
|
||
}
|
||
} |