mcs/class/Managed.Windows.Forms/System.Windows.Forms/MdiControlStrip.cs

   1 //\r
   2 // MdiControlStrip.cs\r
   3 //\r
   4 // Permission is hereby granted, free of charge, to any person obtaining\r
   5 // a copy of this software and associated documentation files (the\r
   6 // "Software"), to deal in the Software without restriction, including\r
   7 // without limitation the rights to use, copy, modify, merge, publish,\r
   8 // distribute, sublicense, and/or sell copies of the Software, and to\r
   9 // permit persons to whom the Software is furnished to do so, subject to\r
  10 // the following conditions:\r
  11 // \r
  12 // The above copyright notice and this permission notice shall be\r
  13 // included in all copies or substantial portions of the Software.\r
  14 // \r
  15 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,\r
  16 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF\r
  17 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND\r
  18 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE\r
  19 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION\r
  20 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION\r
  21 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.\r
  22 //\r
  23 // Copyright (c) 2006 Novell, Inc.\r
  24 //\r
  25 // Authors:\r
  26 //      Jonathan Pobst (monkey@jpobst.com)\r
  27 //\r
  28 \r
  29 using System;\r
  30 using System.Runtime.InteropServices;\r
  31 using System.ComponentModel;\r
  32 using System.Drawing;\r
  33 using System.Windows.Forms.Layout;\r
  34 using System.Collections.Generic;\r
  35 using System.ComponentModel.Design.Serialization;\r
  36 \r
  37 namespace System.Windows.Forms\r
  38 {\r
  39         internal class MdiControlStrip\r
  40         {\r
  41                 public class SystemMenuItem : ToolStripMenuItem\r
  42                 {\r
  43                         private Form form;\r
  44                         \r
  45                         public SystemMenuItem (Form ownerForm)\r
  46                         {\r
  47                                 form = ownerForm;\r
  48                                 \r
  49                                 base.AutoSize = false;\r
  50                                 base.Size = new Size (20, 20);\r
  51                                 base.Image = ownerForm.Icon.ToBitmap ();\r
  52                                 base.MergeIndex = int.MinValue;\r
  53                                 base.DisplayStyle = ToolStripItemDisplayStyle.Image;\r
  54 \r
  55                                 DropDownItems.Add ("&Restore", null, RestoreItemHandler);\r
  56                                 ToolStripMenuItem tsiMove = (ToolStripMenuItem)DropDownItems.Add ("&Move");\r
  57                                 tsiMove.Enabled = false;\r
  58                                 ToolStripMenuItem tsiSize = (ToolStripMenuItem)DropDownItems.Add ("&Size");\r
  59                                 tsiSize.Enabled = false;\r
  60                                 DropDownItems.Add ("Mi&nimize", null, MinimizeItemHandler);\r
  61                                 ToolStripMenuItem tsiMaximize = (ToolStripMenuItem)DropDownItems.Add ("Ma&ximize");\r
  62                                 tsiMaximize.Enabled = false;\r
  63                                 DropDownItems.Add ("-");\r
  64                                 ToolStripMenuItem tsiClose = (ToolStripMenuItem)DropDownItems.Add ("&Close", null, CloseItemHandler);\r
  65                                 tsiClose.ShortcutKeys = Keys.Control | Keys.F4;\r
  66                                 DropDownItems.Add ("-");\r
  67                                 ToolStripMenuItem tsiNext = (ToolStripMenuItem)DropDownItems.Add ("Nex&t", null, NextItemHandler);\r
  68                                 tsiNext.ShortcutKeys = Keys.Control | Keys.F6;\r
  69                         }\r
  70 \r
  71                         protected override void OnPaint (PaintEventArgs e)\r
  72                         {\r
  73                                 // Can't render without an owner\r
  74                                 if (this.Owner == null)\r
  75                                         return;\r
  76 \r
  77                                 // If DropDown.ShowImageMargin is false, we don't display the image\r
  78                                 Image draw_image = this.Image;\r
  79 \r
  80                                 // Figure out where our text and image go\r
  81                                 Rectangle text_layout_rect;\r
  82                                 Rectangle image_layout_rect;\r
  83 \r
  84                                 this.CalculateTextAndImageRectangles (out text_layout_rect, out image_layout_rect);\r
  85 \r
  86                                 if (image_layout_rect != Rectangle.Empty)\r
  87                                         this.Owner.Renderer.DrawItemImage (new ToolStripItemImageRenderEventArgs (e.Graphics, this, draw_image, image_layout_rect));\r
  88 \r
  89                                 return;\r
  90                         }\r
  91 \r
  92                         public Form MdiForm {\r
  93                                 get { return form; }\r
  94                                 set { form = value; }\r
  95                         }\r
  96 \r
  97                         private void RestoreItemHandler (object sender, EventArgs e)\r
  98                         {\r
  99                                 form.WindowState = FormWindowState.Normal;\r
 100                         }\r
 101 \r
 102                         private void MinimizeItemHandler (object sender, EventArgs e)\r
 103                         {\r
 104                                 form.WindowState = FormWindowState.Minimized;\r
 105                         }\r
 106 \r
 107                         private void CloseItemHandler (object sender, EventArgs e)\r
 108                         {\r
 109                                 form.Close ();\r
 110                         }\r
 111 \r
 112                         private void NextItemHandler (object sender, EventArgs e)\r
 113                         {\r
 114                                 form.MdiParent.MdiContainer.ActivateNextChild ();\r
 115                         }\r
 116                 }\r
 117                 \r
 118                 public class ControlBoxMenuItem : ToolStripMenuItem\r
 119                 {\r
 120                         private Form form;\r
 121                         private ControlBoxType type;\r
 122                         \r
 123                         public ControlBoxMenuItem (Form ownerForm, ControlBoxType type)\r
 124                         {\r
 125                                 form = ownerForm;\r
 126                                 this.type = type;\r
 127                                 \r
 128                                 base.AutoSize = false;\r
 129                                 base.Alignment = ToolStripItemAlignment.Right;\r
 130                                 base.Size = new Size (20, 20);\r
 131                                 base.MergeIndex = int.MaxValue;\r
 132                                 base.DisplayStyle = ToolStripItemDisplayStyle.None;\r
 133 \r
 134                                 switch (type) {\r
 135                                         case ControlBoxType.Close:\r
 136                                                 this.Click += new EventHandler(CloseItemHandler);\r
 137                                                 break;\r
 138                                         case ControlBoxType.Min:\r
 139                                                 this.Click += new EventHandler (MinimizeItemHandler);\r
 140                                                 break;\r
 141                                         case ControlBoxType.Max:\r
 142                                                 this.Click += new EventHandler (RestoreItemHandler);\r
 143                                                 break;\r
 144                                 }\r
 145                         }\r
 146 \r
 147                         protected override void OnPaint (PaintEventArgs e)\r
 148                         {\r
 149                                 base.OnPaint (e);\r
 150                                 Graphics g = e.Graphics;\r
 151                                 \r
 152                                 switch (type) {\r
 153                                         case ControlBoxType.Close:\r
 154                                                 g.FillRectangle (Brushes.Black, 8, 8, 4, 4);\r
 155                                                 g.FillRectangle (Brushes.Black, 6, 6, 2, 2);\r
 156                                                 g.FillRectangle (Brushes.Black, 6, 12, 2, 2);\r
 157                                                 g.FillRectangle (Brushes.Black, 12, 6, 2, 2);\r
 158                                                 g.FillRectangle (Brushes.Black, 12, 12, 2, 2);\r
 159                                                 g.DrawLine (Pens.Black, 8, 7, 8, 12);\r
 160                                                 g.DrawLine (Pens.Black, 7, 8, 12, 8);\r
 161                                                 g.DrawLine (Pens.Black, 11, 7, 11, 12);\r
 162                                                 g.DrawLine (Pens.Black, 7, 11, 12, 11);\r
 163                                                 break;\r
 164                                         case ControlBoxType.Min:\r
 165                                                 g.DrawLine (Pens.Black, 6, 12, 11, 12);\r
 166                                                 g.DrawLine (Pens.Black, 6, 13, 11, 13);\r
 167                                                 break;\r
 168                                         case ControlBoxType.Max:\r
 169                                                 g.DrawLines (Pens.Black, new Point[] {new Point (7, 8), new Point (7, 5), new Point (13, 5), new Point (13, 10), new Point (11, 10)});\r
 170                                                 g.DrawLine (Pens.Black, 7, 6, 12, 6);\r
 171                                                 \r
 172                                                 g.DrawRectangle (Pens.Black, new Rectangle (5, 8, 6, 5));\r
 173                                                 g.DrawLine (Pens.Black, 5, 9, 11, 9);\r
 174                                                 \r
 175                                                 break;\r
 176                                 }\r
 177                         }\r
 178 \r
 179                         public Form MdiForm {\r
 180                                 get { return form; }\r
 181                                 set { form = value; }\r
 182                         }\r
 183                         \r
 184                         private void RestoreItemHandler (object sender, EventArgs e)\r
 185                         {\r
 186                                 form.WindowState = FormWindowState.Normal;\r
 187                         }\r
 188 \r
 189                         private void MinimizeItemHandler (object sender, EventArgs e)\r
 190                         {\r
 191                                 form.WindowState = FormWindowState.Minimized;\r
 192                         }\r
 193 \r
 194                         private void CloseItemHandler (object sender, EventArgs e)\r
 195                         {\r
 196                                 form.Close ();\r
 197                         }\r
 198                 }\r
 199                 \r
 200                 public enum ControlBoxType\r
 201                 {\r
 202                         Close,\r
 203                         Min,\r
 204                         Max\r
 205                 }\r
 206         }\r
 207 }\r