AppliStation/AppliStation.Util/NativeMethods.cs

   1 // Vistaの効果を有効にするフラグ（不要の場合はコメントアウト）\r
   2 #define USE_VISTA_EFFECTS\r
   3 \r
   4 using System;\r
   5 using System.Runtime.InteropServices;\r
   6 using System.Windows.Forms;\r
   7 \r
   8 namespace AppliStation.Util\r
   9 {\r
  10         /// <summary>\r
  11         /// Win32ネイティブメソッドを叩いてGUI操作するための関数群のクラス\r
  12         /// </summary>\r
  13         public sealed class NativeMethods\r
  14         {\r
  15                 /// <summary>\r
  16                 /// 呼び出し禁止\r
  17                 /// </summary>\r
  18                 private NativeMethods()\r
  19                 {\r
  20                 }\r
  21 \r
  22                 /// <summary>\r
  23                 /// WindowsVista向け、プログレスバーステータス(色)を設定する\r
  24                 /// </summary>\r
  25                 /// <param name="progBar">対象のプログレスバー</param>\r
  26                 /// <param name="state">状態。(1:Normal,2:Error,3:Paused)</param>\r
  27                 public static void ProgressBar_SetState(ProgressBar progBar, uint state)\r
  28                 {\r
  29 #if USE_VISTA_EFFECTS\r
  30                         try {\r
  31                                 // status := (PBST_NORMAL | PBST_ERROR | PBST_PAUSED)\r
  32                                 // SendMessage(progressBar.Handle, PBM_SETSTATE, state, 0);\r
  33                                 SendMessage(progBar.Handle, 0x410, state, 0);\r
  34                         } catch (Exception) {\r
  35                         }\r
  36 #endif\r
  37                 }\r
  38                 \r
  39                 #region タスクバーおよびタイトルバーのフラッシュ\r
  40                 \r
  41                 /// <summary>\r
  42                 /// タスクバーおよびタイトルバーボタンのフラッシュの設定フラグ\r
  43                 /// </summary>\r
  44                 public enum FlashFlag : uint {\r
  45                         /// <summary>\r
  46                         /// 点滅の停止\r
  47                         /// </summary>\r
  48                         Stop = 0,\r
  49                         /// <summary>\r
  50                         /// タイトルバーを点滅\r
  51                         /// </summary>\r
  52                         Caption = 1,\r
  53                         /// <summary>\r
  54                         /// タスクバーボタンを点滅\r
  55                         /// </summary>\r
  56                         Tray = 2,\r
  57                         /// <summary>\r
  58                         /// タイトルバーとタスクバーボタンを点滅\r
  59                         /// </summary>\r
  60                         All = 3,\r
  61                         /// <summary>\r
  62                         /// Stopが設定されるまで点滅する\r
  63                         /// </summary>\r
  64                         Timer = 4,\r
  65                         /// <summary>\r
  66                         /// フォアグラウンドの状態になるまで点滅\r
  67                         /// </summary>\r
  68                         TimerNoFG = 12,\r
  69                 }\r
  70                 \r
  71                 [StructLayout(LayoutKind.Sequential)]\r
  72                 struct FLASHWINFO\r
  73                 {\r
  74                     public int cbSize;\r
  75                     public IntPtr hWnd;\r
  76                     public FlashFlag dwFlags;\r
  77                     public uint uCount;\r
  78                     public uint dwTimeout;\r
  79                 }\r
  80                 \r
  81                 /// <summary>\r
  82                 /// タスクバーおよびタイトルバーボタンを点滅させる\r
  83                 /// </summary>\r
  84                 /// <param name="form">対象フォーム</param>\r
  85                 /// <param name="flag">点滅パラメータフラグ</param>\r
  86                 /// <param name="count">点滅回数</param>\r
  87                 /// <param name="timeout">点滅の間隔(ミリ秒)</param>\r
  88                 /// <returns></returns>\r
  89                 public static bool Form_FlashWindow(Form form, FlashFlag flag, uint count, uint timeout)\r
  90                 {\r
  91                         try {\r
  92                                 FLASHWINFO info = new FLASHWINFO();\r
  93                                 info.cbSize = Marshal.SizeOf(typeof(FLASHWINFO));\r
  94                                 info.hWnd = form.Handle;\r
  95                                 info.dwFlags = flag;\r
  96                                 info.uCount = count;\r
  97                                 info.dwTimeout = timeout;\r
  98                                 \r
  99                                 return FlashWindowEx(ref info) == 0;\r
 100                         } catch (Exception) {\r
 101                                 return false;\r
 102                         }\r
 103                 }\r
 104                 \r
 105                 [DllImport("user32.dll")]\r
 106                 static extern Int32 FlashWindowEx(ref FLASHWINFO pwfi);\r
 107                 \r
 108                 #endregion\r
 109                 \r
 110                 #region ListView関連\r
 111                 \r
 112                 /// <summary>\r
 113                 /// リストビューにダブルバッファでの描画をするか否かを設定する\r
 114                 /// </summary>\r
 115                 /// <remarks>マウスでの選択に半透明ツールを採用するか否かもこの設定に依存</remarks>\r
 116                 /// <param name="listView">対象のリストビュー</param>\r
 117                 /// <param name="bEnable">ダブルバッファでの描画をするとき<code>true</code></param>\r
 118                 public static void ListView_SetDoubleBuffer(ListView listView, bool bEnable)\r
 119                 {\r
 120                         try {\r
 121                                 // SendMessage(listView.Handle, LVM_SETEXTENDEDLISTVIEWSTYLE, LVS_EX_DOUBLEBUFFER, bEnable? LVS_EX_DOUBLEBUFFER:0);\r
 122                                 SendMessage(listView.Handle, 0x1036, 0x00010000, ((bEnable)? 0x00010000u:0x0u));\r
 123                         } catch (Exception) {\r
 124                         }\r
 125                 }\r
 126                 \r
 127                 /// <summary>\r
 128                 /// 選択されたアイテムの部分の背景にグラデーションがかかった感じになる、\r
 129                 /// Vista以降でのエクスプローラの見た目をListViewに反映させる。\r
 130                 /// </summary>\r
 131                 /// <remarks>Vista未満のバージョンでは何もしない。</remarks>\r
 132                 /// <param name="listView">対象のListView</param>\r
 133                 public static void ListView_EnableVistaExplorerTheme(ListView listView)\r
 134                 {\r
 135 #if USE_VISTA_EFFECTS\r
 136                         // Vista未満はなにもしない\r
 137                         OperatingSystem os = Environment.OSVersion;\r
 138                         if (os.Platform != PlatformID.Win32NT || os.Version.Major < 6) return;\r
 139                         \r
 140                         try {\r
 141                                 SetWindowTheme(listView.Handle, "explorer", null);\r
 142                         } catch (Exception) {\r
 143                         }\r
 144 #endif\r
 145                 }\r
 146                 \r
 147                 /// <summary>\r
 148                 /// ヘッダに"すべて選択"に似たチェックボックスを作るか否かを指定する\r
 149                 /// </summary>\r
 150                 /// <remarks>このオプションを設定するとVistaエクスプローラでの「チェックボックスを使用して項目を選択する」と同様の動作になる</remarks>\r
 151                 /// <param name="listView">対象のListBox</param>\r
 152                 /// <param name="bAutoCheckSelect">チェックボックスを使用して項目を選択するとき<code>true</code></param>\r
 153                 public static void ListView_SetAutoCheckSelect(ListView listView, bool bAutoCheckSelect)\r
 154                 {\r
 155 #if USE_VISTA_EFFECTS\r
 156                         try {\r
 157                                 // SendMessage(listView.Handle, LVM_SETEXTENDEDLISTVIEWSTYLE, LVS_EX_AUTOCHECKSELECT, bAutoCheckSelect?LVS_EX_AUTOCHECKSELECT:0);\r
 158                                 SendMessage(listView.Handle, 0x1036, 0x08000000, (bAutoCheckSelect)?0x08000000u:0x0u);\r
 159                         } catch (Exception) {\r
 160                         }\r
 161 #endif\r
 162                 }\r
 163                 \r
 164                 #region ColumnHeaderのソートの三角印用\r
 165                 \r
 166                 [StructLayout(LayoutKind.Sequential, CharSet=CharSet.Auto)]\r
 167                 internal struct HD_ITEM\r
 168                 {\r
 169                         public uint    mask;\r
 170                         public int     cxy;\r
 171                         [MarshalAs(UnmanagedType.LPTStr)]public string   pszText;\r
 172                         public IntPtr   hbm;\r
 173                         public int     cchTextMax;\r
 174                         public int     fmt;\r
 175                         [MarshalAs(UnmanagedType.LPTStr)]public string  lParam;\r
 176                         public int     iImage;        // index of bitmap in ImageList\r
 177                         public int     iOrder;\r
 178                 }\r
 179                 \r
 180                 internal static IntPtr ListView_GetHeader(ListView listview)\r
 181                 {\r
 182                         // SendMessage(hWnd, LVM_GETHEADER, 0, NULL);\r
 183                         return SendMessage(listview.Handle, 0x101E, 0, 0);\r
 184                 }\r
 185                 \r
 186                 /// <summary>\r
 187                 /// WinXP以降、ソートの矢印を表示\r
 188                 /// </summary>\r
 189                 /// <param name="listView">対象のListView</param>\r
 190                 /// <param name="column">表示する矢印のヘッダ</param>\r
 191                 /// <param name="order">ソートの昇順・降順</param>\r
 192                 public static void ColumnHeader_SetSortState(ListView listView, int column, SortOrder order)\r
 193                 {\r
 194                         try {\r
 195                                 // SendMessage(hWnd, LVM_GETHEADER, NULL, NULL);\r
 196                                 IntPtr hWnd = SendMessage(listView.Handle, 0x101F, 0, 0);\r
 197                                 \r
 198                                 HD_ITEM hdi = new HD_ITEM();\r
 199                                 hdi.mask = 0x0004; // HDI_FORMAT;\r
 200                                 for (int i = 0; i < listView.Columns.Count; i++) {\r
 201                                         // SendMessage(hWnd, HDM_GETITEMW, i, &hdi);\r
 202                                         SendMessage(hWnd, 0x120b, i, ref hdi);\r
 203                                         \r
 204                                         const int HDF_SORTUP = 0x400;\r
 205                                         const int HDF_SORTDOWN = 0x200;\r
 206                                         \r
 207                                         if (i != column || order == SortOrder.None) {\r
 208                                                 hdi.fmt = hdi.fmt & ~(HDF_SORTUP | HDF_SORTDOWN);\r
 209                                         } else if (order == SortOrder.Ascending) { // 昇順\r
 210                                                 hdi.fmt = hdi.fmt & ~HDF_SORTDOWN | HDF_SORTUP;\r
 211                                         } else if (order == SortOrder.Descending) { // 降順\r
 212                                                 hdi.fmt = hdi.fmt & ~HDF_SORTUP | HDF_SORTDOWN;\r
 213                                         }\r
 214                                         \r
 215                                         // SendMessage(hWnd, HDM_SETITEMW, i, &hdi);\r
 216                                         SendMessage(hWnd, 0x120c, i, ref hdi);\r
 217                                 }\r
 218                         } catch (Exception) {\r
 219                         }\r
 220                 }\r
 221                 \r
 222                 #endregion\r
 223                 \r
 224                 #endregion\r
 225                 \r
 226                 #region EnableWindow(コメントアウト)\r
 227 //              /// <summary>\r
 228 //              /// 指定されたコントロール(ウィンドウ)への、\r
 229 //              /// キーボード入力およびマウス入力を有効化または無効化\r
 230 //              /// </summary>\r
 231 //              /// <param name="control">対象のコントロールのハンドラ</param>\r
 232 //              /// <param name="bEnable">有効にするか無効にするかを指定</param>\r
 233 //              /// <returns>直前にウィンドウが無効状態だった場合はtrueを返す</returns>\r
 234 //              public static bool Control_EnableWindow(Control ctrl, bool bEnable)\r
 235 //              {\r
 236 //                      try {\r
 237 //                              return EnableWindow(ctrl.Handle, bEnable);\r
 238 //                      } catch {\r
 239 //                              ctrl.Enabled = bEnable;\r
 240 //                              return true;\r
 241 //                      }\r
 242 //              }\r
 243 //              \r
 244 //              /// <summary>\r
 245 //              /// 指定されたコントロール(ウィンドウ)への、\r
 246 //              /// キーボード入力およびマウス入力を有効化または無効化\r
 247 //              /// </summary>\r
 248 //              /// <param name="control">対象のコントロールのハンドラ</param>\r
 249 //              /// <param name="bEnable">有効にするか無効にするかを指定</param>\r
 250 //              /// <returns>直前にウィンドウが無効状態だった場合はtrueを返す</returns>\r
 251 //              [DllImport("user32.dll")]\r
 252 //              public static extern bool EnableWindow(IntPtr hWnd, bool bEnable);\r
 253                 #endregion\r
 254                 \r
 255                 [DllImport("user32.dll", CharSet=CharSet.Auto)]\r
 256                 internal static extern IntPtr SendMessage( IntPtr hWnd, UInt32 Msg, UInt32 wParam, UInt32 lParam);\r
 257                 \r
 258                 [DllImport("user32.dll", CharSet=CharSet.Auto)]\r
 259                 internal static extern IntPtr SendMessage( IntPtr hWnd, UInt32 Msg, int wParam, ref HD_ITEM lParam);\r
 260 \r
 261                 [DllImport("uxtheme.dll", ExactSpelling=true, CharSet=CharSet.Unicode)]\r
 262                 internal static extern int SetWindowTheme(IntPtr hWnd, String pszSubAppName, String pszSubIdList);\r
 263         }\r
 264 }\r