OpenTween/OTSplitContainer.cs

   1 // OpenTween - Client of Twitter
   2 // Copyright (c) 2014 spx (@5px)
   3 // All rights reserved.
   4 //
   5 // This file is part of OpenTween.
   6 //
   7 // This program is free software; you can redistribute it and/or modify it
   8 // under the terms of the GNU General Public License as published by the Free
   9 // Software Foundation; either version 3 of the License, or (at your option)
  10 // any later version.
  11 //
  12 // This program is distributed in the hope that it will be useful, but
  13 // WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  14 // or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
  15 // for more details.
  16 //
  17 // You should have received a copy of the GNU General Public License along
  18 // with this program. If not, see <http://www.gnu.org/licenses/>, or write to
  19 // the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
  20 // Boston, MA 02110-1301, USA.
  21
  22 #nullable enable
  23
  24 using System;
  25 using System.Windows.Forms;
  26 using System.Collections.Generic;
  27 using System.Linq;
  28 using System.ComponentModel;
  29
  30 namespace OpenTween
  31 {
  32     public class OTSplitContainer : SplitContainer
  33     {
  34         /// <summary>
  35         /// Panel1 と Panel2 の中身が入れ替わった状態かどうかを取得または設定する。
  36         /// true が設定された場合、Panel に関連するプロパティの処理内容も入れ替わるので注意。
  37         /// </summary>
  38         [Browsable(false)]
  39         [DesignerSerializationVisibility(DesignerSerializationVisibility.Hidden)]
  40         public bool IsPanelInverted
  41         {
  42             get => this._isPanelInverted;
  43             set
  44             {
  45                 if (_isPanelInverted == value)
  46                     return;
  47                 _isPanelInverted = value;
  48
  49                 // Panel1 と Panel2 の中身を入れ替え
  50                 using (ControlTransaction.Layout(this, false))
  51                 using (ControlTransaction.Layout(base.Panel1, false))
  52                 using (ControlTransaction.Layout(base.Panel2, false))
  53                 {
  54                     var cont1 = new List<Control>(base.Panel1.Controls.Cast<Control>());
  55                     var cont2 = new List<Control>(base.Panel2.Controls.Cast<Control>());
  56                     base.Panel1.Controls.Clear();
  57                     base.Panel2.Controls.Clear();
  58
  59                     // 関連するプロパティを反転させる
  60                     if (base.FixedPanel != FixedPanel.None)
  61                         base.FixedPanel = (base.FixedPanel == FixedPanel.Panel1) ? FixedPanel.Panel2 : FixedPanel.Panel1;
  62
  63                     base.SplitterDistance = SplitterTotalWidth - (base.SplitterDistance + SplitterWidth);
  64
  65                     var tmpMinSize = base.Panel1MinSize;
  66                     base.Panel1MinSize = base.Panel2MinSize;
  67                     base.Panel2MinSize = tmpMinSize;
  68
  69                     var tmpCollapsed = base.Panel1Collapsed;
  70                     base.Panel1Collapsed = base.Panel2Collapsed;
  71                     base.Panel2Collapsed = tmpCollapsed;
  72
  73                     base.Panel1.Controls.AddRange(cont2.ToArray());
  74                     base.Panel2.Controls.AddRange(cont1.ToArray());
  75                 }
  76             }
  77         }
  78         private bool _isPanelInverted = false;
  79
  80         /// <summary>
  81         /// SplitContainer.Orientation プロパティの設定に応じて、スプリッタが移動する方向の幅を返す。
  82         /// </summary>
  83         private int SplitterTotalWidth
  84             => (base.Orientation == Orientation.Horizontal) ? base.Height : base.Width;
  85
  86         /// <summary>
  87         /// IsPanelInverted プロパティの設定に応じて、SplitContainer.Panel1 または SplitContainer.Panel2 を返す。
  88         /// </summary>
  89         public new SplitterPanel Panel1
  90             => IsPanelInverted ? base.Panel2 : base.Panel1;
  91
  92         /// <summary>
  93         /// IsPanelInverted プロパティの設定に応じて、SplitContainer.Panel1 または SplitContainer.Panel2 を返す。
  94         /// </summary>
  95         public new SplitterPanel Panel2
  96             => IsPanelInverted ? base.Panel1 : base.Panel2;
  97
  98         /// <summary>
  99         /// IsPanelInverted プロパティの設定に応じて、SplitContainer.FixedPanel を返す。
 100         /// </summary>
 101         public new FixedPanel FixedPanel
 102         {
 103             get
 104             {
 105                 if (base.FixedPanel != FixedPanel.None && IsPanelInverted)
 106                     return (base.FixedPanel == FixedPanel.Panel1) ? FixedPanel.Panel2 : FixedPanel.Panel1;
 107                 else
 108                     return base.FixedPanel;
 109             }
 110             set
 111             {
 112                 if (value != FixedPanel.None && IsPanelInverted)
 113                     base.FixedPanel = (value == FixedPanel.Panel1) ? FixedPanel.Panel2 : FixedPanel.Panel1;
 114                 else
 115                     base.FixedPanel = value;
 116             }
 117         }
 118
 119         /// <summary>
 120         /// IsPanelInverted プロパティの設定に応じて、SplitContainer.SplitterDistance を返す。
 121         /// </summary>
 122         public new int SplitterDistance
 123         {
 124             get
 125             {
 126                 if (IsPanelInverted)
 127                     return SplitterTotalWidth - (base.SplitterDistance + SplitterWidth);
 128                 else
 129                     return base.SplitterDistance;
 130             }
 131             set
 132             {
 133                 if (IsPanelInverted)
 134                     base.SplitterDistance = SplitterTotalWidth - (value + SplitterWidth);
 135                 else
 136                     base.SplitterDistance = value;
 137             }
 138         }
 139
 140         /// <summary>
 141         /// IsPanelInverted プロパティの設定に応じて、SplitContainer.Panel1MinSize または SplitContainer.Panel2MinSize を返す。
 142         /// </summary>
 143         public new int Panel1MinSize
 144         {
 145             get => IsPanelInverted ? base.Panel2MinSize : base.Panel1MinSize;
 146             set
 147             {
 148                 if (IsPanelInverted)
 149                     base.Panel2MinSize = value;
 150                 else
 151                     base.Panel1MinSize = value;
 152             }
 153         }
 154
 155         /// <summary>
 156         /// IsPanelInverted プロパティの設定に応じて、SplitContainer.Panel1MinSize または SplitContainer.Panel2MinSize を返す。
 157         /// </summary>
 158         public new int Panel2MinSize
 159         {
 160             get => IsPanelInverted ? base.Panel1MinSize : base.Panel2MinSize;
 161             set
 162             {
 163                 if (IsPanelInverted)
 164                     base.Panel1MinSize = value;
 165                 else
 166                     base.Panel2MinSize = value;
 167             }
 168         }
 169
 170         /// <summary>
 171         /// IsPanelInverted プロパティの設定に応じて、SplitContainer.Panel1Collapsed または SplitContainer.Panel2Collapsed を返す。
 172         /// </summary>
 173         public new bool Panel1Collapsed
 174         {
 175             get => IsPanelInverted ? base.Panel2Collapsed : base.Panel1Collapsed;
 176             set
 177             {
 178                 if (IsPanelInverted)
 179                     base.Panel2Collapsed = value;
 180                 else
 181                     base.Panel1Collapsed = value;
 182             }
 183         }
 184
 185         /// <summary>
 186         /// IsPanelInverted プロパティの設定に応じて、SplitContainer.Panel1Collapsed または SplitContainer.Panel2Collapsed を返す。
 187         /// </summary>
 188         public new bool Panel2Collapsed
 189         {
 190             get => IsPanelInverted ? base.Panel1Collapsed : base.Panel2Collapsed;
 191             set
 192             {
 193                 if (IsPanelInverted)
 194                     base.Panel1Collapsed = value;
 195                 else
 196                     base.Panel2Collapsed = value;
 197             }
 198         }
 199     }
 200 }