//
// System.Web.UI.WebControls.ButtonColumn.cs
//
-// Authors:
-// Gaurav Vaish (gvaish@iitk.ac.in)
-// Andreas Nahr (ClassDevelopment@A-SoftTech.com)
+// Author:
+// Dick Porter <dick@ximian.com>
+// Gonzalo Paniagua Javier (gonzalo@ximian.com)
//
-// (C) Gaurav Vaish (2002)
-// (C) 2003 Andreas Nahr
-//
-
+// Copyright (C) 2005-2010 Novell, Inc (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
-\r
-using System;\r
-using System.ComponentModel;\r
-using System.Web;\r
-using System.Web.UI;\r
-\r
-namespace System.Web.UI.WebControls\r
-{\r
- public class ButtonColumn : DataGridColumn\r
- {\r
- private PropertyDescriptor textFieldDescriptor;\r
- \r
- public ButtonColumn(): base()\r
- {\r
- }\r
-\r
- public override void Initialize()\r
- {\r
- base.Initialize();\r
- textFieldDescriptor = null;\r
- }\r
- \r
- public override void InitializeCell(TableCell cell, int columnIndex, ListItemType itemType)\r
- {\r
- base.InitializeCell(cell, columnIndex, itemType);\r
- if (Enum.IsDefined(typeof(ListItemType), itemType) &&\r
- itemType != ListItemType.Footer &&\r
- itemType != ListItemType.Header)\r
- {\r
- WebControl toDisplay = null;\r
- if(ButtonType == ButtonColumnType.PushButton)\r
- {\r
- Button b = new Button();\r
- b.Text = Text;\r
- b.CommandName = CommandName;\r
- b.CausesValidation = false;\r
- toDisplay = b;\r
- } else\r
- {\r
- LinkButton lb = new DataGridLinkButton();\r
- lb.Text = Text;\r
- lb.CommandName = CommandName;\r
- lb.CausesValidation = false;\r
- toDisplay = lb;\r
- }\r
- if(DataTextField.Length > 0)\r
- {\r
- toDisplay.DataBinding += new EventHandler(OnDataBindButtonColumn);\r
- }\r
- cell.Controls.Add(toDisplay);\r
- }\r
- }\r
- \r
- private void OnDataBindButtonColumn(object sender, EventArgs e)\r
- {\r
- Control ctrl = (Control)sender;\r
- object item = ((DataGridItem)ctrl.NamingContainer).DataItem;\r
- if(textFieldDescriptor == null)\r
- {\r
- textFieldDescriptor = TypeDescriptor.GetProperties(item).Find(DataTextField, true);\r
- if(textFieldDescriptor == null && !DesignMode)\r
- throw new HttpException(HttpRuntime.FormatResourceString("Field_Not_Found", DataTextField));\r
- }\r
- string text;\r
- if(textFieldDescriptor != null)\r
- {\r
- text = FormatDataTextValue(textFieldDescriptor.GetValue(item));\r
- } else\r
- {\r
- text = "Sample_DataBound_Text";\r
- }\r
- if(ctrl is LinkButton)\r
- {\r
- ((LinkButton)ctrl).Text = text;\r
- }\r
- else\r
- {\r
- ((Button)ctrl).Text = text;\r
- }\r
- }\r
- \r
- protected virtual string FormatDataTextValue(object dataTextValue)\r
- {\r
- string retVal = null;\r
- if(dataTextValue != null)\r
- {\r
- if(DataTextFormatString.Length > 0)\r
- {\r
- retVal = String.Format(DataTextFormatString, dataTextValue);\r
- }\r
- else\r
- {\r
- retVal = dataTextValue.ToString();\r
- }\r
- }\r
- return retVal;\r
+
+using System.ComponentModel;
+using System.Security.Permissions;
+
+namespace System.Web.UI.WebControls
+{
+ // CAS
+ [AspNetHostingPermission (SecurityAction.LinkDemand, Level = AspNetHostingPermissionLevel.Minimal)]
+ [AspNetHostingPermission (SecurityAction.InheritanceDemand, Level = AspNetHostingPermissionLevel.Minimal)]
+ public class ButtonColumn : DataGridColumn
+ {
+ string text_field;
+ string format;
+
+ [DefaultValue(ButtonColumnType.LinkButton)]
+ [WebSysDescription("The type of button contained within the column.")]
+ [WebCategory ("Misc")]
+ public virtual ButtonColumnType ButtonType {
+ get {
+ return (ButtonColumnType) ViewState.GetInt ("LinkButton",
+ (int) ButtonColumnType.LinkButton);
+ }
+ set { ViewState ["LinkButton"] = value; }
+ }
+
+ [DefaultValue("")]
+ [WebSysDescription("The command associated with the button.")]
+ [WebCategory ("Misc")]
+ public virtual string CommandName {
+ get { return ViewState.GetString ("CommandName", String.Empty); }
+ set { ViewState ["CommandName"] = value; }
+ }
+
+ [DefaultValue (false)]
+ [WebSysDescription("")]
+ [WebCategory ("Behavior")]
+ public virtual bool CausesValidation {
+ get { return ViewState.GetBool ("CausesValidation", false); }
+ set { ViewState ["CausesValidation"] = value; }
+ }
+
+ [DefaultValue("")]
+ [WebSysDescription("The field bound to the text property of the button.")]
+ [WebCategory ("Misc")]
+ public virtual string DataTextField {
+ get { return ViewState.GetString ("DataTextField", String.Empty); }
+ set { ViewState ["DataTextField"] = value; }
+ }
+
+ [DefaultValue("")]
+ [WebSysDescription("The formatting applied to the value bound to the Text property.")]
+ [WebCategory ("Misc")]
+ public virtual string DataTextFormatString {
+ get { return ViewState.GetString ("DataTextFormatString", String.Empty); }
+ set {
+ ViewState ["DataTextFormatString"] = value;
+ format = null;
+ }
+ }
+
+ [DefaultValue("")]
+ [Localizable (true)]
+ [WebSysDescription("The text used for the button.")]
+ [WebCategory ("Misc")]
+ public virtual string Text {
+ get { return ViewState.GetString ("Text", String.Empty); }
+ set { ViewState ["Text"] = value; }
+ }
+
+ [DefaultValue ("")]
+ [WebSysDescription("")]
+ [WebCategory ("Behavior")]
+ public virtual string ValidationGroup {
+ get { return ViewState.GetString ("ValidationGroup", String.Empty); }
+ set { ViewState ["ValidationGroup"] = value; }
+ }
+
+ public override void Initialize ()
+ {
+ /* No documentation for this method, so it's
+ * only here to keep corcompare quiet
+ */
+ base.Initialize ();
+ }
+
+ public override void InitializeCell (TableCell cell, int columnIndex, ListItemType itemType)
+ {
+ base.InitializeCell (cell, columnIndex, itemType);
+
+ if (itemType != ListItemType.Header && itemType != ListItemType.Footer) {
+ switch (ButtonType) {
+ case ButtonColumnType.LinkButton:
+ {
+ LinkButton butt = new ForeColorLinkButton ();
+
+ butt.Text = Text;
+ butt.CommandName = CommandName;
+
+ if (!String.IsNullOrEmpty (DataTextField))
+ butt.DataBinding += new EventHandler (DoDataBind);
+
+ cell.Controls.Add (butt);
+ }
+ break;
+
+ case ButtonColumnType.PushButton:
+ {
+ Button butt = new Button ();
+
+ butt.Text = Text;
+ butt.CommandName = CommandName;
+
+ if (!String.IsNullOrEmpty (DataTextField))
+ butt.DataBinding += new EventHandler (DoDataBind);
+ cell.Controls.Add (butt);
+ }
+ break;
+
+ }
+ }
+ }
+
+ string GetValueFromItem (DataGridItem item)
+ {
+ object val = null;
+ if (text_field == null)
+ text_field = DataTextField;
+
+ if (!String.IsNullOrEmpty (text_field))
+ val = DataBinder.Eval (item.DataItem, text_field);
+
+ return FormatDataTextValue (val);
+ }
+
+ void DoDataBind (object sender, EventArgs e)
+ {
+ Control ctrl = (Control) sender;
+ string text = GetValueFromItem ((DataGridItem) ctrl.NamingContainer);
+
+ LinkButton lb = sender as LinkButton;
+ if (lb == null) {
+ Button b = (Button) sender;
+ b.Text = text;
+ } else
+ lb.Text = text;
+ }
+
+ protected virtual string FormatDataTextValue (object dataTextValue)
+ {
+ if (dataTextValue == null)
+ return String.Empty;
+
+ if (format == null)
+ format = DataTextFormatString;
+
+ if (String.IsNullOrEmpty (format))
+ return dataTextValue.ToString ();
+
+ return String.Format (format, dataTextValue);
}
+ }
+}
- // LAMESPEC The framework uses Description values for metadata here. However they should be WebSysDescriptions
- // because all metadata in this namespace has WebSysDescriptions\r
-
- [DefaultValue (typeof (ButtonColumnType), "LinkButton"), WebCategory ("Misc")]
- [Description ("The type of button used in this column.")]\r
- public virtual ButtonColumnType ButtonType\r
- {\r
- get\r
- {\r
- object o = ViewState["ButtonType"];\r
- if(o!=null)\r
- return (ButtonColumnType)o;\r
- return ButtonColumnType.LinkButton;\r
- }\r
- set\r
- {\r
- if(!System.Enum.IsDefined(typeof(ButtonColumnType), value))\r
- throw new ArgumentException();\r
- ViewState["ButtonType"] = value;\r
- }\r
- }\r
-
- [DefaultValue (""), WebCategory ("Misc")]
- [Description ("The command assigned to this column.")]\r
- public virtual string CommandName\r
- {\r
- get\r
- {\r
- string cn = (string)ViewState["CommandName"];\r
- if(cn!=null)\r
- return cn;\r
- return String.Empty;\r
- }\r
- set\r
- {\r
- ViewState["CommandName"] = value;\r
- }\r
- }\r
-
- [DefaultValue (""), WebCategory ("Misc")]
- [Description ("The datafield that is bound to the text property.")]\r
- public virtual string DataTextField\r
- {\r
- get\r
- {\r
- string dtf = (string)ViewState["DataTextField"];\r
- if(dtf!=null)\r
- return dtf;\r
- return String.Empty;\r
- }\r
- set\r
- {\r
- ViewState["DataTextField"] = value;\r
- }\r
- }\r
-
- [DefaultValue (""), WebCategory ("Misc")]
- [Description ("A format that is applied to the bound text property.")]\r
- public virtual string DataTextFormatString\r
- {\r
- get\r
- {\r
- string dtfs = (string)ViewState["DataTextFormatString"];\r
- if(dtfs!=null)\r
- return dtfs;\r
- return String.Empty;\r
- }\r
- set\r
- {\r
- ViewState["DataTextFormatString"] = value;\r
- }\r
- }\r
-
- [DefaultValue (""), WebCategory ("Misc")]
- [Description ("The text used for this button.")]\r
- public virtual string Text\r
- {\r
- get\r
- {\r
- string text = (string)ViewState["Text"];\r
- if(text!=null)\r
- return text;\r
- return String.Empty;\r
- }\r
- set\r
- {\r
- ViewState["Text"] = value;\r
- }\r
- }\r
- }\r
-}\r
projects / mono.git / blobdiff