1 // 2 // System.Web.UI.Adapters.ControlAdapter 3 // 4 // Author: 5 // Dick Porter <dick@ximian.com> 6 // 7 // Copyright (C) 2005-2010 Novell, Inc (http://www.novell.com) 8 // 9 // Permission is hereby granted, free of charge, to any person obtaining 10 // a copy of this software and associated documentation files (the 11 // "Software"), to deal in the Software without restriction, including 12 // without limitation the rights to use, copy, modify, merge, publish, 13 // distribute, sublicense, and/or sell copies of the Software, and to 14 // permit persons to whom the Software is furnished to do so, subject to 15 // the following conditions: 16 // 17 // The above copyright notice and this permission notice shall be 18 // included in all copies or substantial portions of the Software. 19 // 20 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 21 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 22 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 23 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE 24 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION 25 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION 26 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 27 // 28 29 using System.Web; 30 using System.Web.UI; 31 using System.ComponentModel; 32 33 namespace System.Web.UI.Adapters 34 { 35 public abstract class ControlAdapter 36 { ControlAdapter(Control c)37 internal ControlAdapter (Control c) 38 { 39 control = c; 40 } 41 ControlAdapter()42 protected ControlAdapter () 43 { 44 } 45 46 protected HttpBrowserCapabilities Browser 47 { 48 get { 49 Page page = Page; 50 51 if (page != null) 52 return page.Request.Browser; 53 54 return null; 55 } 56 } 57 58 internal Control control; 59 60 [Browsable (false)] 61 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)] 62 protected Control Control 63 { 64 get { return control; } 65 } 66 67 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)] 68 [Browsable (false)] 69 protected Page Page 70 { 71 get { 72 Control control = Control; 73 74 if (control != null) 75 return control.Page; 76 77 return null; 78 } 79 } 80 81 [DesignerSerializationVisibility (DesignerSerializationVisibility.Hidden)] 82 [Browsable (false)] 83 protected PageAdapter PageAdapter 84 { 85 get { 86 Page page = Page; 87 88 if (page != null) 89 return page.PageAdapter; 90 91 return null; 92 } 93 } 94 BeginRender(HtmlTextWriter writer)95 protected internal virtual void BeginRender (HtmlTextWriter writer) 96 { 97 writer.BeginRender(); 98 } 99 CreateChildControls()100 protected internal virtual void CreateChildControls () 101 { 102 Control control = Control; 103 if (control != null) 104 control.CreateChildControls (); 105 } 106 EndRender(HtmlTextWriter writer)107 protected internal virtual void EndRender (HtmlTextWriter writer) 108 { 109 writer.EndRender (); 110 } 111 LoadAdapterControlState(object state)112 protected internal virtual void LoadAdapterControlState (object state) 113 { 114 } 115 LoadAdapterViewState(object state)116 protected internal virtual void LoadAdapterViewState (object state) 117 { 118 } 119 OnInit(EventArgs e)120 protected internal virtual void OnInit (EventArgs e) 121 { 122 Control control = Control; 123 124 if (control != null) 125 control.OnInit(e); 126 } 127 OnLoad(EventArgs e)128 protected internal virtual void OnLoad (EventArgs e) 129 { 130 Control control = Control; 131 132 if (control != null) 133 control.OnLoad(e); 134 } 135 OnPreRender(EventArgs e)136 protected internal virtual void OnPreRender (EventArgs e) 137 { 138 Control control = Control; 139 140 if (control != null) 141 control.OnPreRender(e); 142 } 143 OnUnload(EventArgs e)144 protected internal virtual void OnUnload (EventArgs e) 145 { 146 Control control = Control; 147 148 if (control != null) 149 control.OnUnload(e); 150 } 151 Render(HtmlTextWriter writer)152 protected internal virtual void Render (HtmlTextWriter writer) 153 { 154 Control control = Control; 155 156 if (control != null) 157 control.Render (writer); 158 } 159 RenderChildren(HtmlTextWriter writer)160 protected internal virtual void RenderChildren (HtmlTextWriter writer) 161 { 162 Control control = Control; 163 164 if (control != null) 165 control.RenderChildren (writer); 166 } 167 SaveAdapterControlState()168 protected internal virtual object SaveAdapterControlState () 169 { 170 return null; 171 } 172 SaveAdapterViewState()173 protected internal virtual object SaveAdapterViewState () 174 { 175 return null; 176 } 177 } 178 } 179 180