-//
-// System.Web.UI.WebControls.FormView.cs
-//
-// Authors:
-// Lluis Sanchez Gual (lluis@novell.com)
-//
-// (C) 2005 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
-// "Software"), to deal in the Software without restriction, including
-// without limitation the rights to use, copy, modify, merge, publish,
-// distribute, sublicense, and/or sell copies of the Software, and to
-// permit persons to whom the Software is furnished to do so, subject to
-// the following conditions:
-//
-// The above copyright notice and this permission notice shall be
-// included in all copies or substantial portions of the Software.
-//
-// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
-// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
-// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
-// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
-// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
-// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
-// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-//
-
-#if NET_2_0
-
-using System;
-using System.Collections;
-using System.Collections.Specialized;
-using System.ComponentModel;
-using System.Web.UI;
-using System.Security.Permissions;
-using System.Text;
-using System.IO;
-using System.Reflection;
-
-namespace System.Web.UI.WebControls
-{
- [SupportsEventValidation]
- [DesignerAttribute ("System.Web.UI.Design.WebControls.FormViewDesigner, " + Consts.AssemblySystem_Design, "System.ComponentModel.Design.IDesigner")]
- [ControlValuePropertyAttribute ("SelectedValue")]
- [DefaultEventAttribute ("PageIndexChanging")]
- [AspNetHostingPermissionAttribute (SecurityAction.LinkDemand, Level = AspNetHostingPermissionLevel.Minimal)]
- [AspNetHostingPermissionAttribute (SecurityAction.InheritanceDemand, Level = AspNetHostingPermissionLevel.Minimal)]
- public class FormView: CompositeDataBoundControl, IDataItemContainer, INamingContainer, IPostBackEventHandler, IPostBackContainer
- {
- object dataItem;
-
- Table table;
- FormViewRow headerRow;
- FormViewRow footerRow;
- FormViewRow bottomPagerRow;
- FormViewRow topPagerRow;
- FormViewRow itemRow;
-
- IOrderedDictionary currentEditRowKeys;
- IOrderedDictionary currentEditNewValues;
- IOrderedDictionary currentEditOldValues;
-
- ITemplate pagerTemplate;
- ITemplate emptyDataTemplate;
- ITemplate headerTemplate;
- ITemplate footerTemplate;
- ITemplate editItemTemplate;
- ITemplate insertItemTemplate;
- ITemplate itemTemplate;
-
- PropertyDescriptor[] cachedKeyProperties;
- readonly string[] emptyKeys = new string[0];
-
- // View state
- PagerSettings pagerSettings;
-
- TableItemStyle editRowStyle;
- TableItemStyle insertRowStyle;
- TableItemStyle emptyDataRowStyle;
- TableItemStyle footerStyle;
- TableItemStyle headerStyle;
- TableItemStyle pagerStyle;
- TableItemStyle rowStyle;
-
- DataKey key;
- DataKey oldEditValues;
-
- private static readonly object PageIndexChangedEvent = new object();
- private static readonly object PageIndexChangingEvent = new object();
- private static readonly object ItemCommandEvent = new object();
- private static readonly object ItemCreatedEvent = new object();
- private static readonly object ItemDeletedEvent = new object();
- private static readonly object ItemDeletingEvent = new object();
- private static readonly object ItemInsertedEvent = new object();
- private static readonly object ItemInsertingEvent = new object();
- private static readonly object ModeChangingEvent = new object();
- private static readonly object ModeChangedEvent = new object();
- private static readonly object ItemUpdatedEvent = new object();
- private static readonly object ItemUpdatingEvent = new object();
-
- // Control state
- int pageIndex;
- FormViewMode currentMode = FormViewMode.ReadOnly;
- bool hasCurrentMode;
- int pageCount = 0;
-
- public FormView ()
- {
- key = new DataKey (new OrderedDictionary ());
- }
-
- public event EventHandler PageIndexChanged {
- add { Events.AddHandler (PageIndexChangedEvent, value); }
- remove { Events.RemoveHandler (PageIndexChangedEvent, value); }
- }
-
- public event FormViewPageEventHandler PageIndexChanging {
- add { Events.AddHandler (PageIndexChangingEvent, value); }
- remove { Events.RemoveHandler (PageIndexChangingEvent, value); }
- }
-
- public event FormViewCommandEventHandler ItemCommand {
- add { Events.AddHandler (ItemCommandEvent, value); }
- remove { Events.RemoveHandler (ItemCommandEvent, value); }
- }
-
- public event EventHandler ItemCreated {
- add { Events.AddHandler (ItemCreatedEvent, value); }
- remove { Events.RemoveHandler (ItemCreatedEvent, value); }
- }
-
- public event FormViewDeletedEventHandler ItemDeleted {
- add { Events.AddHandler (ItemDeletedEvent, value); }
- remove { Events.RemoveHandler (ItemDeletedEvent, value); }
- }
-
- public event FormViewDeleteEventHandler ItemDeleting {
- add { Events.AddHandler (ItemDeletingEvent, value); }
- remove { Events.RemoveHandler (ItemDeletingEvent, value); }
- }
-
- public event FormViewInsertedEventHandler ItemInserted {
- add { Events.AddHandler (ItemInsertedEvent, value); }
- remove { Events.RemoveHandler (ItemInsertedEvent, value); }
- }
-
- public event FormViewInsertEventHandler ItemInserting {
- add { Events.AddHandler (ItemInsertingEvent, value); }
- remove { Events.RemoveHandler (ItemInsertingEvent, value); }
- }
-
- public event FormViewModeEventHandler ModeChanging {
- add { Events.AddHandler (ModeChangingEvent, value); }
- remove { Events.RemoveHandler (ModeChangingEvent, value); }
- }
-
- public event EventHandler ModeChanged {
- add { Events.AddHandler (ModeChangedEvent, value); }
- remove { Events.RemoveHandler (ModeChangedEvent, value); }
- }
-
- public event FormViewUpdatedEventHandler ItemUpdated {
- add { Events.AddHandler (ItemUpdatedEvent, value); }
- remove { Events.RemoveHandler (ItemUpdatedEvent, value); }
- }
-
- public event FormViewUpdateEventHandler ItemUpdating {
- add { Events.AddHandler (ItemUpdatingEvent, value); }
- remove { Events.RemoveHandler (ItemUpdatingEvent, value); }
- }
-
- protected virtual void OnPageIndexChanged (EventArgs e)
- {
- if (Events != null) {
- EventHandler eh = (EventHandler) Events [PageIndexChangedEvent];
- if (eh != null) eh (this, e);
- }
- }
-
- protected virtual void OnPageIndexChanging (FormViewPageEventArgs e)
- {
- if (Events != null) {
- FormViewPageEventHandler eh = (FormViewPageEventHandler) Events [PageIndexChangingEvent];
- if (eh != null) eh (this, e);
- }
- }
-
- protected virtual void OnItemCommand (FormViewCommandEventArgs e)
- {
- if (Events != null) {
- FormViewCommandEventHandler eh = (FormViewCommandEventHandler) Events [ItemCommandEvent];
- if (eh != null) eh (this, e);
- }
- }
-
- protected virtual void OnItemCreated (EventArgs e)
- {
- if (Events != null) {
- EventHandler eh = (EventHandler) Events [ItemCreatedEvent];
- if (eh != null) eh (this, e);
- }
- }
-
- protected virtual void OnItemDeleted (FormViewDeletedEventArgs e)
- {
- if (Events != null) {
- FormViewDeletedEventHandler eh = (FormViewDeletedEventHandler) Events [ItemDeletedEvent];
- if (eh != null) eh (this, e);
- }
- }
-
- protected virtual void OnItemInserted (FormViewInsertedEventArgs e)
- {
- if (Events != null) {
- FormViewInsertedEventHandler eh = (FormViewInsertedEventHandler) Events [ItemInsertedEvent];
- if (eh != null) eh (this, e);
- }
- }
-
- protected virtual void OnItemInserting (FormViewInsertEventArgs e)
- {
- if (Events != null) {
- FormViewInsertEventHandler eh = (FormViewInsertEventHandler) Events [ItemInsertingEvent];
- if (eh != null) eh (this, e);
- }
- }
-
- protected virtual void OnItemDeleting (FormViewDeleteEventArgs e)
- {
- if (Events != null) {
- FormViewDeleteEventHandler eh = (FormViewDeleteEventHandler) Events [ItemDeletingEvent];
- if (eh != null) eh (this, e);
- }
- }
-
- protected virtual void OnModeChanged (EventArgs e)
- {
- if (Events != null) {
- EventHandler eh = (EventHandler) Events [ModeChangedEvent];
- if (eh != null) eh (this, e);
- }
- }
-
- protected virtual void OnModeChanging (FormViewModeEventArgs e)
- {
- if (Events != null) {
- FormViewModeEventHandler eh = (FormViewModeEventHandler) Events [ModeChangingEvent];
- if (eh != null) eh (this, e);
- }
- }
-
- protected virtual void OnItemUpdated (FormViewUpdatedEventArgs e)
- {
- if (Events != null) {
- FormViewUpdatedEventHandler eh = (FormViewUpdatedEventHandler) Events [ItemUpdatedEvent];
- if (eh != null) eh (this, e);
- }
- }
-
- protected virtual void OnItemUpdating (FormViewUpdateEventArgs e)
- {
- if (Events != null) {
- FormViewUpdateEventHandler eh = (FormViewUpdateEventHandler) Events [ItemUpdatingEvent];
- if (eh != null) eh (this, e);
- }
- }
-
-
- [WebCategoryAttribute ("Paging")]
- [DefaultValueAttribute (false)]
- public virtual bool AllowPaging {
- get {
- object ob = ViewState ["AllowPaging"];
- if (ob != null) return (bool) ob;
- return false;
- }
- set {
- ViewState ["AllowPaging"] = value;
- RequireBinding ();
- }
- }
-
- [UrlPropertyAttribute]
- [WebCategoryAttribute ("Appearance")]
- [DefaultValueAttribute ("")]
- [EditorAttribute ("System.Web.UI.Design.ImageUrlEditor, " + Consts.AssemblySystem_Design, "System.Drawing.Design.UITypeEditor, " + Consts.AssemblySystem_Drawing)]
- public virtual string BackImageUrl {
- get {
- if (ControlStyleCreated)
- return ((TableStyle) ControlStyle).BackImageUrl;
- return String.Empty;
- }
- set {
- ((TableStyle) ControlStyle).BackImageUrl = value;
- }
- }
-
- [DesignerSerializationVisibilityAttribute (DesignerSerializationVisibility.Hidden)]
- [BrowsableAttribute (false)]
- public virtual FormViewRow BottomPagerRow {
- get {
- EnsureDataBound ();
- return bottomPagerRow;
- }
- }
-
- [WebCategoryAttribute ("Accessibility")]
- [DefaultValueAttribute ("")]
- [LocalizableAttribute (true)]
- public virtual string Caption {
- get {
- object ob = ViewState ["Caption"];
- if (ob != null) return (string) ob;
- return string.Empty;
- }
- set {
- ViewState ["Caption"] = value;
- RequireBinding ();
- }
- }
-
- [WebCategoryAttribute ("Accessibility")]
- [DefaultValueAttribute (TableCaptionAlign.NotSet)]
- public virtual TableCaptionAlign CaptionAlign
- {
- get {
- object o = ViewState ["CaptionAlign"];
- if(o != null) return (TableCaptionAlign) o;
- return TableCaptionAlign.NotSet;
- }
- set {
- ViewState ["CaptionAlign"] = value;
- RequireBinding ();
- }
- }
-
- [WebCategoryAttribute ("Layout")]
- [DefaultValueAttribute (-1)]
- public virtual int CellPadding
- {
- get {
- if (ControlStyleCreated)
- return ((TableStyle) ControlStyle).CellPadding;
- return -1;
- }
- set {
- ((TableStyle) ControlStyle).CellPadding = value;
- }
- }
-
- [WebCategoryAttribute ("Layout")]
- [DefaultValueAttribute (0)]
- public virtual int CellSpacing
- {
- get {
- if (ControlStyleCreated)
- return ((TableStyle) ControlStyle).CellSpacing;
- return 0;
- }
- set {
- ((TableStyle) ControlStyle).CellSpacing = value;
- }
- }
-
- [DesignerSerializationVisibilityAttribute (DesignerSerializationVisibility.Hidden)]
- [BrowsableAttribute (false)]
- public FormViewMode CurrentMode {
- get {
- return hasCurrentMode ? currentMode : DefaultMode;
- }
- private set {
- hasCurrentMode = true;
- currentMode = value;
- }
- }
-
- FormViewMode defaultMode;
-
- [DefaultValueAttribute (FormViewMode.ReadOnly)]
- [WebCategoryAttribute ("Behavior")]
- public virtual FormViewMode DefaultMode {
- get {
- return defaultMode;
- }
- set {
- defaultMode = value;
- RequireBinding ();
- }
- }
-
- string[] dataKeyNames;
- [DefaultValueAttribute (null)]
- [WebCategoryAttribute ("Data")]
- [TypeConverter (typeof(StringArrayConverter))]
- [EditorAttribute ("System.Web.UI.Design.WebControls.DataFieldEditor, " + Consts.AssemblySystem_Design, "System.Drawing.Design.UITypeEditor, " + Consts.AssemblySystem_Drawing)]
- public virtual string[] DataKeyNames
- {
- get {
- if (dataKeyNames == null)
- return emptyKeys;
- return dataKeyNames;
- }
- set {
- dataKeyNames = value;
- RequireBinding ();
- }
- }
-
- [BrowsableAttribute (false)]
- [DesignerSerializationVisibilityAttribute (DesignerSerializationVisibility.Hidden)]
- public virtual DataKey DataKey {
- get {
- EnsureDataBound ();
- return key;
- }
- }
-
- [DefaultValue (null)]
- [TemplateContainer (typeof(FormView), BindingDirection.TwoWay)]
- [PersistenceMode (PersistenceMode.InnerProperty)]
- [Browsable (false)]
- public virtual ITemplate EditItemTemplate {
- get { return editItemTemplate; }
- set { editItemTemplate = value; RequireBinding (); }
- }
-
- [WebCategoryAttribute ("Styles")]
- [PersistenceMode (PersistenceMode.InnerProperty)]
- [NotifyParentProperty (true)]
- [DesignerSerializationVisibility (DesignerSerializationVisibility.Content)]
- [DefaultValueAttribute (null)]
- public TableItemStyle EditRowStyle {
- get {
- if (editRowStyle == null) {
- editRowStyle = new TableItemStyle ();
- if (IsTrackingViewState)
- editRowStyle.TrackViewState();
- }
- return editRowStyle;
- }
- }
-
- [WebCategoryAttribute ("Styles")]
- [PersistenceMode (PersistenceMode.InnerProperty)]
- [NotifyParentProperty (true)]
- [DesignerSerializationVisibility (DesignerSerializationVisibility.Content)]
- [DefaultValueAttribute (null)]
- public TableItemStyle EmptyDataRowStyle {
- get {
- if (emptyDataRowStyle == null) {
- emptyDataRowStyle = new TableItemStyle ();
- if (IsTrackingViewState)
- emptyDataRowStyle.TrackViewState();
- }
- return emptyDataRowStyle;
- }
- }
-
- [DefaultValue (null)]
- [TemplateContainer (typeof(FormView), BindingDirection.OneWay)]
- [PersistenceMode (PersistenceMode.InnerProperty)]
- [Browsable (false)]
- public virtual ITemplate EmptyDataTemplate {
- get { return emptyDataTemplate; }
- set { emptyDataTemplate = value; RequireBinding (); }
- }
-
- [LocalizableAttribute (true)]
- [WebCategoryAttribute ("Appearance")]
- [DefaultValueAttribute ("")]
- public virtual string EmptyDataText {
- get {
- object ob = ViewState ["EmptyDataText"];
- if (ob != null) return (string) ob;
- return string.Empty;
- }
- set {
- ViewState ["EmptyDataText"] = value;
- RequireBinding ();
- }
- }
-
- [DesignerSerializationVisibilityAttribute (DesignerSerializationVisibility.Hidden)]
- [BrowsableAttribute (false)]
- public virtual FormViewRow FooterRow {
- get {
- EnsureChildControls ();
- return footerRow;
- }
- }
-
- [DefaultValue (null)]
- [TemplateContainer (typeof(FormView), BindingDirection.OneWay)]
- [PersistenceMode (PersistenceMode.InnerProperty)]
- [Browsable (false)]
- public virtual ITemplate FooterTemplate {
- get { return footerTemplate; }
- set { footerTemplate = value; RequireBinding (); }
- }
-
- [LocalizableAttribute (true)]
- [WebCategoryAttribute ("Appearance")]
- [DefaultValueAttribute ("")]
- public virtual string FooterText {
- get {
- object ob = ViewState ["FooterText"];
- if (ob != null) return (string) ob;
- return string.Empty;
- }
- set {
- ViewState ["FooterText"] = value;
- RequireBinding ();
- }
- }
-
- [WebCategoryAttribute ("Styles")]
- [PersistenceMode (PersistenceMode.InnerProperty)]
- [NotifyParentProperty (true)]
- [DefaultValue (null)]
- [DesignerSerializationVisibility (DesignerSerializationVisibility.Content)]
- public TableItemStyle FooterStyle {
- get {
- if (footerStyle == null) {
- footerStyle = new TableItemStyle ();
- if (IsTrackingViewState)
- footerStyle.TrackViewState();
- }
- return footerStyle;
- }
- }
-
- [WebCategoryAttribute ("Appearance")]
- [DefaultValueAttribute (GridLines.None)]
- public virtual GridLines GridLines {
- get {
- if (ControlStyleCreated)
- return ((TableStyle) ControlStyle).GridLines;
- return GridLines.None;
- }
- set {
- ((TableStyle) ControlStyle).GridLines = value;
- }
- }
-
- [DesignerSerializationVisibilityAttribute (DesignerSerializationVisibility.Hidden)]
- [BrowsableAttribute (false)]
- public virtual FormViewRow HeaderRow {
- get {
- EnsureChildControls ();
- return headerRow;
- }
- }
-
- [WebCategoryAttribute ("Styles")]
- [PersistenceMode (PersistenceMode.InnerProperty)]
- [NotifyParentProperty (true)]
- [DefaultValue (null)]
- [DesignerSerializationVisibility (DesignerSerializationVisibility.Content)]
- public TableItemStyle HeaderStyle {
- get {
- if (headerStyle == null) {
- headerStyle = new TableItemStyle ();
- if (IsTrackingViewState)
- headerStyle.TrackViewState();
- }
- return headerStyle;
- }
- }
-
- [DefaultValue (null)]
- [TemplateContainer (typeof(FormView), BindingDirection.OneWay)]
- [PersistenceMode (PersistenceMode.InnerProperty)]
- [Browsable (false)]
- public virtual ITemplate HeaderTemplate {
- get { return headerTemplate; }
- set { headerTemplate = value; RequireBinding (); }
- }
-
- [LocalizableAttribute (true)]
- [WebCategoryAttribute ("Appearance")]
- [DefaultValueAttribute ("")]
- public virtual string HeaderText {
- get {
- object ob = ViewState ["HeaderText"];
- if (ob != null) return (string) ob;
- return string.Empty;
- }
- set {
- ViewState ["HeaderText"] = value;
- RequireBinding ();
- }
- }
-
- [Category ("Layout")]
- [DefaultValueAttribute (HorizontalAlign.NotSet)]
- public virtual HorizontalAlign HorizontalAlign {
- get {
- if (ControlStyleCreated)
- return ((TableStyle) ControlStyle).HorizontalAlign;
- return HorizontalAlign.NotSet;
- }
- set {
- ((TableStyle) ControlStyle).HorizontalAlign = value;
- }
- }
-
- [DefaultValue (null)]
- [TemplateContainer (typeof(FormView), BindingDirection.TwoWay)]
- [PersistenceMode (PersistenceMode.InnerProperty)]
- [Browsable (false)]
- public virtual ITemplate InsertItemTemplate {
- get { return insertItemTemplate; }
- set { insertItemTemplate = value; RequireBinding (); }
- }
-
- [WebCategoryAttribute ("Styles")]
- [PersistenceMode (PersistenceMode.InnerProperty)]
- [NotifyParentProperty (true)]
- [DesignerSerializationVisibility (DesignerSerializationVisibility.Content)]
- [DefaultValueAttribute (null)]
- public TableItemStyle InsertRowStyle {
- get {
- if (insertRowStyle == null) {
- insertRowStyle = new TableItemStyle ();
- if (IsTrackingViewState)
- insertRowStyle.TrackViewState();
- }
- return insertRowStyle;
- }
- }
-
- [DefaultValue (null)]
- [TemplateContainer (typeof(FormView), BindingDirection.TwoWay)]
- [PersistenceMode (PersistenceMode.InnerProperty)]
- [Browsable (false)]
- public virtual ITemplate ItemTemplate {
- get { return itemTemplate; }
- set { itemTemplate = value; RequireBinding (); }
- }
-
- [BrowsableAttribute (false)]
- [DesignerSerializationVisibilityAttribute (DesignerSerializationVisibility.Hidden)]
- public virtual int PageCount {
- get {
- if (pageCount != 0) return pageCount;
- EnsureDataBound ();
- return pageCount;
- }
- }
-
- [WebCategoryAttribute ("Paging")]
- [BindableAttribute (true, BindingDirection.OneWay)]
- [DefaultValueAttribute (0)]
- public virtual int PageIndex {
- get {
- return pageIndex;
- }
- set {
- if (pageIndex == value)
- return;
- pageIndex = value;
- RequireBinding ();
- }
- }
-
- [WebCategoryAttribute ("Paging")]
- [DesignerSerializationVisibilityAttribute (DesignerSerializationVisibility.Content)]
- [NotifyParentPropertyAttribute (true)]
- [PersistenceModeAttribute (PersistenceMode.InnerProperty)]
- public virtual PagerSettings PagerSettings {
- get {
- if (pagerSettings == null) {
- pagerSettings = new PagerSettings (this);
- if (IsTrackingViewState)
- ((IStateManager)pagerSettings).TrackViewState ();
- }
- return pagerSettings;
- }
- }
-
- [WebCategoryAttribute ("Styles")]
- [PersistenceMode (PersistenceMode.InnerProperty)]
- [NotifyParentProperty (true)]
- [DesignerSerializationVisibility (DesignerSerializationVisibility.Content)]
- public TableItemStyle PagerStyle {
- get {
- if (pagerStyle == null) {
- pagerStyle = new TableItemStyle ();
- if (IsTrackingViewState)
- pagerStyle.TrackViewState();
- }
- return pagerStyle;
- }
- }
-
-
- [DefaultValue (null)]
- /* DataControlPagerCell isnt specified in the docs */
- //[TemplateContainer (typeof(DataControlPagerCell), BindingDirection.OneWay)]
- [PersistenceMode (PersistenceMode.InnerProperty)]
- [Browsable (false)]
- public virtual ITemplate PagerTemplate {
- get { return pagerTemplate; }
- set { pagerTemplate = value; RequireBinding (); }
- }
-
- [DesignerSerializationVisibilityAttribute (DesignerSerializationVisibility.Hidden)]
- [BrowsableAttribute (false)]
- public virtual FormViewRow Row {
- get {
- EnsureDataBound ();
- return itemRow;
- }
- }
-
- [WebCategoryAttribute ("Styles")]
- [PersistenceMode (PersistenceMode.InnerProperty)]
- [NotifyParentProperty (true)]
- [DesignerSerializationVisibility (DesignerSerializationVisibility.Content)]
- [DefaultValue (null)]
- public TableItemStyle RowStyle {
- get {
- if (rowStyle == null) {
- rowStyle = new TableItemStyle ();
- if (IsTrackingViewState)
- rowStyle.TrackViewState();
- }
- return rowStyle;
- }
- }
-
- [DesignerSerializationVisibilityAttribute (DesignerSerializationVisibility.Hidden)]
- [BrowsableAttribute (false)]
- public object SelectedValue {
- get { return DataKey.Value; }
- }
-
- [DesignerSerializationVisibilityAttribute (DesignerSerializationVisibility.Hidden)]
- [BrowsableAttribute (false)]
- public virtual FormViewRow TopPagerRow {
- get {
- EnsureDataBound ();
- return topPagerRow;
- }
- }
-
- [DesignerSerializationVisibilityAttribute (DesignerSerializationVisibility.Hidden)]
- [BrowsableAttribute (false)]
- public virtual object DataItem {
- get {
- EnsureDataBound ();
- return dataItem;
- }
- }
-
- [DesignerSerializationVisibilityAttribute (DesignerSerializationVisibility.Hidden)]
- [BrowsableAttribute (false)]
- public int DataItemCount {
- get { return PageCount; }
- }
-
- [DesignerSerializationVisibilityAttribute (DesignerSerializationVisibility.Hidden)]
- [BrowsableAttribute (false)]
- public virtual int DataItemIndex {
- get { return PageIndex; }
- }
-
- int IDataItemContainer.DataItemIndex {
- get { return DataItemIndex; }
- }
-
- int IDataItemContainer.DisplayIndex {
- get { return PageIndex; }
- }
-
- public virtual bool IsBindableType (Type type)
- {
- return type.IsPrimitive || type == typeof (string) || type == typeof (DateTime) || type == typeof (Guid) || type == typeof (Decimal);
- }
-
- protected override DataSourceSelectArguments CreateDataSourceSelectArguments ()
- {
- DataSourceSelectArguments arg = new DataSourceSelectArguments ();
- DataSourceView view = GetData ();
- if (AllowPaging && view.CanPage) {
- arg.StartRowIndex = PageIndex;
- if (view.CanRetrieveTotalRowCount) {
- arg.RetrieveTotalRowCount = true;
- arg.MaximumRows = 1;
- }
- else {
- arg.MaximumRows = -1;
- }
- }
- return arg;
- }
-
- protected virtual FormViewRow CreateRow (int rowIndex, DataControlRowType rowType, DataControlRowState rowState)
- {
- FormViewRow row = new FormViewRow (rowIndex, rowType, rowState);
- OnItemCreated (EventArgs.Empty);
- return row;
- }
-
- void RequireBinding ()
- {
- if (Initialized) {
- pageCount = -1;
- RequiresDataBinding = true;
- }
- }
-
- protected virtual Table CreateTable ()
- {
- return new ContainedTable (this);
- }
-
- [MonoTODO]
- protected override void EnsureDataBound ()
- {
- base.EnsureDataBound ();
- }
-
- protected override Style CreateControlStyle ()
- {
- TableStyle style = new TableStyle (ViewState);
- style.CellSpacing = 0;
- return style;
- }
-
- protected override int CreateChildControls (IEnumerable data, bool dataBinding)
- {
- PagedDataSource dataSource = new PagedDataSource ();
- dataSource.DataSource = data;
- dataSource.AllowPaging = AllowPaging;
- dataSource.PageSize = 1;
- dataSource.CurrentPageIndex = PageIndex;
-
- if (dataBinding) {
- DataSourceView view = GetData ();
- if (view != null && view.CanPage) {
- dataSource.AllowServerPaging = true;
- if (view.CanRetrieveTotalRowCount)
- dataSource.VirtualCount = SelectArguments.TotalRowCount;
- }
- }
-
- pageCount = dataSource.DataSourceCount;
- bool showPager = AllowPaging && (pageCount > 1);
-
- Controls.Clear ();
- table = CreateTable ();
- Controls.Add (table);
-
- // Gets the current data item
-
- IEnumerator e = dataSource.GetEnumerator ();
- dataItem = null;
-
- if (AllowPaging) {
- if (e.MoveNext ())
- dataItem = e.Current;
- }
- else
- for (int page = 0; e.MoveNext (); page++ )
- if (page == PageIndex)
- dataItem = e.Current;
-
- // Main table creation
-
- if (HeaderText.Length != 0 || headerTemplate != null) {
- headerRow = CreateRow (-1, DataControlRowType.Header, DataControlRowState.Normal);
- InitializeRow (headerRow);
- table.Rows.Add (headerRow);
- }
-
- if (showPager && PagerSettings.Position == PagerPosition.Top || PagerSettings.Position == PagerPosition.TopAndBottom) {
- topPagerRow = CreateRow (-1, DataControlRowType.Pager, DataControlRowState.Normal);
- InitializePager (topPagerRow, dataSource);
- table.Rows.Add (topPagerRow);
- }
-
- if (pageCount > 0) {
- DataControlRowState rstate = GetRowState ();
- itemRow = CreateRow (0, DataControlRowType.DataRow, rstate);
- InitializeRow (itemRow);
- table.Rows.Add (itemRow);
-
- if (!dataBinding) {
- if (CurrentMode == FormViewMode.Edit)
- oldEditValues = new DataKey (new OrderedDictionary ());
- key = new DataKey (new OrderedDictionary (), DataKeyNames);
- }
- } else {
- switch (CurrentMode) {
- case FormViewMode.Edit:
- itemRow = CreateRow (-1, DataControlRowType.EmptyDataRow, DataControlRowState.Edit);
- break;
- case FormViewMode.Insert:
- itemRow = CreateRow (-1, DataControlRowType.DataRow, DataControlRowState.Insert);
- break;
- default:
- itemRow = CreateRow (-1, DataControlRowType.EmptyDataRow, DataControlRowState.Normal);
- break;
- }
- table.Rows.Add (itemRow);
- InitializeRow (itemRow);
- }
-
- if (showPager && PagerSettings.Position == PagerPosition.Bottom || PagerSettings.Position == PagerPosition.TopAndBottom) {
- bottomPagerRow = CreateRow (0, DataControlRowType.Pager, DataControlRowState.Normal);
- InitializePager (bottomPagerRow, dataSource);
- table.Rows.Add (bottomPagerRow);
- }
-
- if (FooterText.Length != 0 || footerTemplate != null) {
- footerRow = CreateRow (-1, DataControlRowType.Footer, DataControlRowState.Normal);
- InitializeRow (footerRow);
- table.Rows.Add (footerRow);
- }
-
- if (dataBinding)
- DataBind (false);
-
- return dataSource.DataSourceCount;
- }
-
- DataControlRowState GetRowState ()
- {
- DataControlRowState rstate = DataControlRowState.Normal;
- if (CurrentMode == FormViewMode.Edit) rstate |= DataControlRowState.Edit;
- else if (CurrentMode == FormViewMode.Insert) rstate |= DataControlRowState.Insert;
- return rstate;
- }
-
- protected virtual void InitializePager (FormViewRow row, PagedDataSource dataSource)
- {
- TableCell cell = new TableCell ();
- cell.ColumnSpan = 2;
-
- if (pagerTemplate != null)
- pagerTemplate.InstantiateIn (cell);
- else
- cell.Controls.Add (PagerSettings.CreatePagerControl (dataSource.CurrentPageIndex, dataSource.PageCount));
-
- row.Cells.Add (cell);
- }
-
- protected virtual void InitializeRow (FormViewRow row)
- {
- TableCell cell = new TableCell ();
-
- if (row.RowType == DataControlRowType.DataRow)
- {
- if ((row.RowState & DataControlRowState.Edit) != 0) {
- if (editItemTemplate != null)
- editItemTemplate.InstantiateIn (cell);
- } else if ((row.RowState & DataControlRowState.Insert) != 0) {
- if (insertItemTemplate != null)
- insertItemTemplate.InstantiateIn (cell);
- } else if (itemTemplate != null)
- itemTemplate.InstantiateIn (cell);
- }
- else if (row.RowType == DataControlRowType.EmptyDataRow)
- {
- if (emptyDataTemplate != null)
- emptyDataTemplate.InstantiateIn (cell);
- else
- cell.Text = EmptyDataText;
- }
- else if (row.RowType == DataControlRowType.Footer)
- {
- if (footerTemplate != null)
- footerTemplate.InstantiateIn (cell);
- else
- cell.Text = FooterText;
- }
- else if (row.RowType == DataControlRowType.Header)
- {
- if (headerTemplate != null)
- headerTemplate.InstantiateIn (cell);
- else
- cell.Text = HeaderText;
- }
- cell.ColumnSpan = 2;
- row.Cells.Add (cell);
- }
-
- IOrderedDictionary CreateRowDataKey (object dataItem)
- {
- if (cachedKeyProperties == null) {
- PropertyDescriptorCollection props = TypeDescriptor.GetProperties (dataItem);
- cachedKeyProperties = new PropertyDescriptor [DataKeyNames.Length];
- for (int n=0; n<DataKeyNames.Length; n++) {
- PropertyDescriptor p = props [DataKeyNames[n]];
- if (p == null)
- new InvalidOperationException ("Property '" + DataKeyNames[n] + "' not found in object of type " + dataItem.GetType());
- cachedKeyProperties [n] = p;
- }
- }
-
- OrderedDictionary dic = new OrderedDictionary ();
- foreach (PropertyDescriptor p in cachedKeyProperties)
- dic [p.Name] = p.GetValue (dataItem);
- return dic;
- }
-
- IOrderedDictionary GetRowValues (bool includePrimaryKey)
- {
- OrderedDictionary dic = new OrderedDictionary ();
- ExtractRowValues (dic, includePrimaryKey);
- return dic;
- }
-
- protected virtual void ExtractRowValues (IOrderedDictionary fieldValues, bool includeKeys)
- {
- if (Row == null)
- return;
-
- DataControlRowState rowState = Row.RowState;
- IBindableTemplate bt;
-
- if ((rowState & DataControlRowState.Insert) != 0)
- bt = insertItemTemplate as IBindableTemplate;
- else if ((rowState & DataControlRowState.Edit) != 0)
- bt = editItemTemplate as IBindableTemplate;
- else
- return;
-
- if (bt != null) {
- IOrderedDictionary values = bt.ExtractValues (Row.Cells [0]);
- foreach (DictionaryEntry e in values) {
- if (includeKeys || Array.IndexOf (DataKeyNames, e.Key) == -1)
- fieldValues [e.Key] = e.Value;
- }
- }
- }
-
- protected override HtmlTextWriterTag TagKey {
- get {
- return HtmlTextWriterTag.Table;
- }
- }
-
- public sealed override void DataBind ()
- {
- if (CurrentMode == FormViewMode.Insert) {
- RequiresDataBinding = false;
- PerformDataBinding (new object [] { null });
- return;
- }
-
- cachedKeyProperties = null;
- base.DataBind ();
-
- if (pageCount > 0) {
- if (CurrentMode == FormViewMode.Edit)
- oldEditValues = new DataKey (GetRowValues (true));
- else
- oldEditValues = new DataKey (new OrderedDictionary ());
- key = new DataKey (CreateRowDataKey (dataItem), DataKeyNames);
- }
- }
-
- protected internal override void PerformDataBinding (IEnumerable data)
- {
- base.PerformDataBinding (data);
- }
-
- protected internal virtual void PrepareControlHierarchy ()
- {
- if (table == null)
- return;
-
- table.Caption = Caption;
- table.CaptionAlign = CaptionAlign;
-
- foreach (FormViewRow row in table.Rows) {
- switch (row.RowType) {
- case DataControlRowType.Header:
- if (headerStyle != null && !headerStyle.IsEmpty)
- row.ControlStyle.CopyFrom (headerStyle);
- break;
- case DataControlRowType.Footer:
- if (footerStyle != null && !footerStyle.IsEmpty)
- row.ControlStyle.CopyFrom (footerStyle);
- break;
- case DataControlRowType.Pager:
- if (pagerStyle != null && !pagerStyle.IsEmpty)
- row.ControlStyle.CopyFrom (pagerStyle);
- break;
- case DataControlRowType.EmptyDataRow:
- if (emptyDataRowStyle != null && !emptyDataRowStyle.IsEmpty)
- row.ControlStyle.CopyFrom (emptyDataRowStyle);
- break;
- case DataControlRowType.DataRow:
- if (rowStyle != null && !rowStyle.IsEmpty)
- row.ControlStyle.CopyFrom (rowStyle);
- if ((row.RowState & (DataControlRowState.Edit | DataControlRowState.Insert)) != 0 && editRowStyle != null && !editRowStyle.IsEmpty)
- row.ControlStyle.CopyFrom (editRowStyle);
- if ((row.RowState & DataControlRowState.Insert) != 0 && insertRowStyle != null && !insertRowStyle.IsEmpty)
- row.ControlStyle.CopyFrom (insertRowStyle);
- break;
- default:
- break;
- }
- }
- }
-
- protected internal override void OnInit (EventArgs e)
- {
- Page.RegisterRequiresControlState (this);
- base.OnInit (e);
- }
-
- protected override bool OnBubbleEvent (object source, EventArgs e)
- {
- FormViewCommandEventArgs args = e as FormViewCommandEventArgs;
- if (args != null) {
- OnItemCommand (args);
- ProcessEvent (args.CommandName, args.CommandArgument as string);
- return true;
- }
- return base.OnBubbleEvent (source, e);
- }
-
- void IPostBackEventHandler.RaisePostBackEvent(string eventArgument)
- {
- RaisePostBackEvent (eventArgument);
- }
-
- protected virtual void RaisePostBackEvent (string eventArgument)
- {
- int i = eventArgument.IndexOf ('$');
- if (i != -1)
- ProcessEvent (eventArgument.Substring (0, i), eventArgument.Substring (i + 1));
- else
- ProcessEvent (eventArgument, null);
- }
-
- void ProcessEvent (string eventName, string param)
- {
- switch (eventName)
- {
- case DataControlCommands.PageCommandName:
- int newIndex = -1;
- switch (param) {
- case DataControlCommands.FirstPageCommandArgument:
- newIndex = 0;
- break;
- case DataControlCommands.LastPageCommandArgument:
- newIndex = PageCount - 1;
- break;
- case DataControlCommands.NextPageCommandArgument:
- newIndex = PageIndex + 1;
- break;
- case DataControlCommands.PreviousPageCommandArgument:
- newIndex = PageIndex - 1;
- break;
- default:
- int paramIndex = 0;
- int.TryParse (param, out paramIndex);
- newIndex = paramIndex - 1;
- break;
- }
- ShowPage (newIndex);
- break;
-
- case DataControlCommands.FirstPageCommandArgument:
- ShowPage (0);
- break;
-
- case DataControlCommands.LastPageCommandArgument:
- ShowPage (PageCount - 1);
- break;
-
- case DataControlCommands.NextPageCommandArgument:
- if (PageIndex < PageCount - 1)
- ShowPage (PageIndex + 1);
- break;
-
- case DataControlCommands.PreviousPageCommandArgument:
- if (PageIndex > 0)
- ShowPage (PageIndex - 1);
- break;
-
- case DataControlCommands.EditCommandName:
- ChangeMode (FormViewMode.Edit);
- break;
-
- case DataControlCommands.NewCommandName:
- ChangeMode (FormViewMode.Insert);
- break;
-
- case DataControlCommands.UpdateCommandName:
- UpdateItem (param, true);
- break;
-
- case DataControlCommands.CancelCommandName:
- CancelEdit ();
- break;
-
- case DataControlCommands.DeleteCommandName:
- DeleteItem ();
- break;
-
- case DataControlCommands.InsertCommandName:
- InsertItem (true);
- break;
- }
- }
-
- void ShowPage (int newIndex)
- {
- FormViewPageEventArgs args = new FormViewPageEventArgs (newIndex);
- OnPageIndexChanging (args);
- if (!args.Cancel) {
- newIndex = args.NewPageIndex;
- if (newIndex < 0 || newIndex >= PageCount)
- return;
- EndRowEdit (false);
- PageIndex = newIndex;
- OnPageIndexChanged (EventArgs.Empty);
- }
- }
-
- public void ChangeMode (FormViewMode newMode)
- {
- FormViewModeEventArgs args = new FormViewModeEventArgs (newMode, false);
- OnModeChanging (args);
- if (!args.Cancel) {
- CurrentMode = args.NewMode;
- OnModeChanged (EventArgs.Empty);
- RequireBinding ();
- }
- }
-
- void CancelEdit ()
- {
- FormViewModeEventArgs args = new FormViewModeEventArgs (FormViewMode.ReadOnly, true);
- OnModeChanging (args);
- if (!args.Cancel) {
- EndRowEdit ();
- }
- }
-
- public virtual void UpdateItem (bool causesValidation)
- {
- UpdateItem (null, causesValidation);
- }
-
- void UpdateItem (string param, bool causesValidation)
- {
- if (causesValidation)
- Page.Validate ();
-
- if (CurrentMode != FormViewMode.Edit) throw new NotSupportedException ();
-
- currentEditOldValues = oldEditValues.Values;
- currentEditRowKeys = DataKey.Values;
- currentEditNewValues = GetRowValues (false);
-
- FormViewUpdateEventArgs args = new FormViewUpdateEventArgs (param, currentEditRowKeys, currentEditOldValues, currentEditNewValues);
- OnItemUpdating (args);
- if (!args.Cancel) {
- DataSourceView view = GetData ();
- if (view == null)
- throw new HttpException ("The DataSourceView associated to data bound control was null");
- if (view.CanUpdate)
- view.Update (currentEditRowKeys, currentEditNewValues, currentEditOldValues, new DataSourceViewOperationCallback (UpdateCallback));
- }
- else
- EndRowEdit ();
- }
-
- bool UpdateCallback (int recordsAffected, Exception exception)
- {
- FormViewUpdatedEventArgs dargs = new FormViewUpdatedEventArgs (recordsAffected, exception, currentEditRowKeys, currentEditOldValues, currentEditNewValues);
- OnItemUpdated (dargs);
-
- if (!dargs.KeepInEditMode)
- EndRowEdit ();
-
- return dargs.ExceptionHandled;
- }
-
- public virtual void InsertItem (bool causesValidation)
- {
- InsertItem (null, causesValidation);
- }
-
- void InsertItem (string param, bool causesValidation)
- {
- if (causesValidation)
- Page.Validate ();
-
- if (CurrentMode != FormViewMode.Insert) throw new NotSupportedException ();
-
- currentEditNewValues = GetRowValues (true);
- FormViewInsertEventArgs args = new FormViewInsertEventArgs (param, currentEditNewValues);
- OnItemInserting (args);
- if (!args.Cancel) {
- DataSourceView view = GetData ();
- if (view == null)
- throw new HttpException ("The DataSourceView associated to data bound control was null");
- if (view.CanInsert)
- view.Insert (currentEditNewValues, new DataSourceViewOperationCallback (InsertCallback));
- }
- else
- EndRowEdit ();
- }
-
- bool InsertCallback (int recordsAffected, Exception exception)
- {
- FormViewInsertedEventArgs dargs = new FormViewInsertedEventArgs (recordsAffected, exception, currentEditNewValues);
- OnItemInserted (dargs);
-
- if (!dargs.KeepInInsertMode)
- EndRowEdit ();
-
- return dargs.ExceptionHandled;
- }
-
- public virtual void DeleteItem ()
- {
- currentEditRowKeys = DataKey.Values;
- currentEditNewValues = GetRowValues (true);
-
- FormViewDeleteEventArgs args = new FormViewDeleteEventArgs (PageIndex, currentEditRowKeys, currentEditNewValues);
- OnItemDeleting (args);
-
- if (!args.Cancel) {
- if (PageIndex == PageCount - 1)
- PageIndex --;
-
- RequireBinding ();
-
- DataSourceView view = GetData ();
- if (view != null && view.CanDelete)
- view.Delete (currentEditRowKeys, currentEditNewValues, new DataSourceViewOperationCallback (DeleteCallback));
- else {
- FormViewDeletedEventArgs dargs = new FormViewDeletedEventArgs (0, null, currentEditRowKeys, currentEditNewValues);
- OnItemDeleted (dargs);
- }
- }
- }
-
- bool DeleteCallback (int recordsAffected, Exception exception)
- {
- FormViewDeletedEventArgs dargs = new FormViewDeletedEventArgs (recordsAffected, exception, currentEditRowKeys, currentEditNewValues);
- OnItemDeleted (dargs);
- return dargs.ExceptionHandled;
- }
-
- void EndRowEdit ()
- {
- EndRowEdit (true);
- }
-
- void EndRowEdit (bool switchToDefaultMode)
- {
- if (switchToDefaultMode)
- ChangeMode (DefaultMode);
- oldEditValues = new DataKey (new OrderedDictionary ());
- currentEditRowKeys = null;
- currentEditOldValues = null;
- currentEditNewValues = null;
- RequireBinding ();
- }
-
- protected internal override void LoadControlState (object ob)
- {
- if (ob == null) return;
- object[] state = (object[]) ob;
- base.LoadControlState (state[0]);
- pageIndex = (int) state[1];
- pageCount = (int) state[2];
- CurrentMode = (FormViewMode) state[3];
- defaultMode = (FormViewMode) state[4];
- dataKeyNames = (string[]) state[5];
- }
-
- protected internal override object SaveControlState ()
- {
- object bstate = base.SaveControlState ();
- return new object[] {
- bstate, pageIndex, pageCount, CurrentMode, defaultMode, dataKeyNames
- };
- }
-
- protected override void TrackViewState()
- {
- base.TrackViewState();
- if (pagerSettings != null) ((IStateManager)pagerSettings).TrackViewState();
- if (footerStyle != null) ((IStateManager)footerStyle).TrackViewState();
- if (headerStyle != null) ((IStateManager)headerStyle).TrackViewState();
- if (pagerStyle != null) ((IStateManager)pagerStyle).TrackViewState();
- if (rowStyle != null) ((IStateManager)rowStyle).TrackViewState();
- if (editRowStyle != null) ((IStateManager)editRowStyle).TrackViewState();
- if (insertRowStyle != null) ((IStateManager)insertRowStyle).TrackViewState();
- if (emptyDataRowStyle != null) ((IStateManager)emptyDataRowStyle).TrackViewState();
- if (key != null) ((IStateManager)key).TrackViewState();
- }
-
- protected override object SaveViewState()
- {
- object[] states = new object [14];
- states[0] = base.SaveViewState();
- states[2] = (pagerSettings == null ? null : ((IStateManager)pagerSettings).SaveViewState());
- states[4] = (footerStyle == null ? null : ((IStateManager)footerStyle).SaveViewState());
- states[5] = (headerStyle == null ? null : ((IStateManager)headerStyle).SaveViewState());
- states[6] = (pagerStyle == null ? null : ((IStateManager)pagerStyle).SaveViewState());
- states[7] = (rowStyle == null ? null : ((IStateManager)rowStyle).SaveViewState());
- states[8] = (insertRowStyle == null ? null : ((IStateManager)insertRowStyle).SaveViewState());
- states[9] = (editRowStyle == null ? null : ((IStateManager)editRowStyle).SaveViewState());
- states[10] = (emptyDataRowStyle == null ? null : ((IStateManager)emptyDataRowStyle).SaveViewState());
- states[11] = (key == null ? null : ((IStateManager)key).SaveViewState());
- states[12] = (oldEditValues == null ? null : ((IStateManager)oldEditValues).SaveViewState());
-
- for (int i = states.Length - 1; i >= 0; i--) {
- if (states [i] != null)
- return states;
- }
-
- return null;
- }
-
- protected override void LoadViewState (object savedState)
- {
- if (savedState == null) {
- base.LoadViewState (null);
- return;
- }
-
- object [] states = (object []) savedState;
-
- base.LoadViewState (states[0]);
- EnsureChildControls ();
-
- if (states[2] != null) ((IStateManager)PagerSettings).LoadViewState (states[2]);
- if (states[4] != null) ((IStateManager)FooterStyle).LoadViewState (states[4]);
- if (states[5] != null) ((IStateManager)HeaderStyle).LoadViewState (states[5]);
- if (states[6] != null) ((IStateManager)PagerStyle).LoadViewState (states[6]);
- if (states[7] != null) ((IStateManager)RowStyle).LoadViewState (states[7]);
- if (states[8] != null) ((IStateManager)InsertRowStyle).LoadViewState (states[8]);
- if (states[9] != null) ((IStateManager)EditRowStyle).LoadViewState (states[9]);
- if (states[10] != null) ((IStateManager)EmptyDataRowStyle).LoadViewState (states[10]);
- if (states[11] != null && DataKey != null) ((IStateManager)DataKey).LoadViewState (states[11]);
- if (states[12] != null && oldEditValues != null) ((IStateManager)oldEditValues).LoadViewState (states[12]);
- }
-
- protected internal override void Render (HtmlTextWriter writer)
- {
- PrepareControlHierarchy ();
-
- if (table == null)
- return;
-
- table.Render (writer);
- }
-
- PostBackOptions IPostBackContainer.GetPostBackOptions (IButtonControl control)
- {
- if (control == null)
- throw new ArgumentNullException ("control");
-
- if (control.CausesValidation)
- throw new InvalidOperationException ("A button that causes validation in FormView '" + ID + "' is attempting to use the container GridView as the post back target. The button should either turn off validation or use itself as the post back container.");
-
- PostBackOptions options = new PostBackOptions (this);
- options.Argument = control.CommandName + "$" + control.CommandArgument;
- options.RequiresJavaScriptProtocol = true;
-
- return options;
- }
-
- }
-}
-
-#endif
+//\r
+// System.Web.UI.WebControls.FormView.cs\r
+//\r
+// Authors:\r
+// Lluis Sanchez Gual (lluis@novell.com)\r
+//\r
+// (C) 2005 Novell, Inc (http://www.novell.com)\r
+//\r
+// Permission is hereby granted, free of charge, to any person obtaining\r
+// a copy of this software and associated documentation files (the\r
+// "Software"), to deal in the Software without restriction, including\r
+// without limitation the rights to use, copy, modify, merge, publish,\r
+// distribute, sublicense, and/or sell copies of the Software, and to\r
+// permit persons to whom the Software is furnished to do so, subject to\r
+// the following conditions:\r
+// \r
+// The above copyright notice and this permission notice shall be\r
+// included in all copies or substantial portions of the Software.\r
+// \r
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,\r
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF\r
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND\r
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE\r
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION\r
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION\r
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.\r
+//\r
+\r
+#if NET_2_0\r
+\r
+using System;\r
+using System.Collections;\r
+using System.Collections.Specialized;\r
+using System.ComponentModel;\r
+using System.Web.UI;\r
+using System.Security.Permissions;\r
+using System.Text;\r
+using System.IO;\r
+using System.Reflection;\r
+\r
+namespace System.Web.UI.WebControls\r
+{\r
+ [SupportsEventValidation]\r
+ [DesignerAttribute ("System.Web.UI.Design.WebControls.FormViewDesigner, " + Consts.AssemblySystem_Design, "System.ComponentModel.Design.IDesigner")]\r
+ [ControlValuePropertyAttribute ("SelectedValue")]\r
+ [DefaultEventAttribute ("PageIndexChanging")]\r
+ [AspNetHostingPermissionAttribute (SecurityAction.LinkDemand, Level = AspNetHostingPermissionLevel.Minimal)]\r
+ [AspNetHostingPermissionAttribute (SecurityAction.InheritanceDemand, Level = AspNetHostingPermissionLevel.Minimal)]\r
+ public class FormView: CompositeDataBoundControl, IDataItemContainer, INamingContainer, IPostBackEventHandler, IPostBackContainer\r
+ {\r
+ object dataItem;\r
+ \r
+ Table table;\r
+ FormViewRow headerRow;\r
+ FormViewRow footerRow;\r
+ FormViewRow bottomPagerRow;\r
+ FormViewRow topPagerRow;\r
+ FormViewRow itemRow;\r
+ \r
+ IOrderedDictionary currentEditRowKeys;\r
+ IOrderedDictionary currentEditNewValues;\r
+ IOrderedDictionary currentEditOldValues;\r
+ \r
+ ITemplate pagerTemplate;\r
+ ITemplate emptyDataTemplate;\r
+ ITemplate headerTemplate;\r
+ ITemplate footerTemplate;\r
+ ITemplate editItemTemplate;\r
+ ITemplate insertItemTemplate;\r
+ ITemplate itemTemplate;\r
+ \r
+ PropertyDescriptor[] cachedKeyProperties;\r
+ readonly string[] emptyKeys = new string[0];\r
+ \r
+ // View state\r
+ PagerSettings pagerSettings;\r
+ \r
+ TableItemStyle editRowStyle;\r
+ TableItemStyle insertRowStyle;\r
+ TableItemStyle emptyDataRowStyle;\r
+ TableItemStyle footerStyle;\r
+ TableItemStyle headerStyle;\r
+ TableItemStyle pagerStyle;\r
+ TableItemStyle rowStyle;\r
+ \r
+ DataKey key;\r
+ DataKey oldEditValues;\r
+ \r
+ private static readonly object PageIndexChangedEvent = new object();\r
+ private static readonly object PageIndexChangingEvent = new object();\r
+ private static readonly object ItemCommandEvent = new object();\r
+ private static readonly object ItemCreatedEvent = new object();\r
+ private static readonly object ItemDeletedEvent = new object();\r
+ private static readonly object ItemDeletingEvent = new object();\r
+ private static readonly object ItemInsertedEvent = new object();\r
+ private static readonly object ItemInsertingEvent = new object();\r
+ private static readonly object ModeChangingEvent = new object();\r
+ private static readonly object ModeChangedEvent = new object();\r
+ private static readonly object ItemUpdatedEvent = new object();\r
+ private static readonly object ItemUpdatingEvent = new object();\r
+ \r
+ // Control state\r
+ int pageIndex;\r
+ FormViewMode currentMode = FormViewMode.ReadOnly; \r
+ bool hasCurrentMode;\r
+ int pageCount = 0;\r
+ \r
+ public FormView ()\r
+ {\r
+ key = new DataKey (new OrderedDictionary ());\r
+ }\r
+ \r
+ public event EventHandler PageIndexChanged {\r
+ add { Events.AddHandler (PageIndexChangedEvent, value); }\r
+ remove { Events.RemoveHandler (PageIndexChangedEvent, value); }\r
+ }\r
+ \r
+ public event FormViewPageEventHandler PageIndexChanging {\r
+ add { Events.AddHandler (PageIndexChangingEvent, value); }\r
+ remove { Events.RemoveHandler (PageIndexChangingEvent, value); }\r
+ }\r
+ \r
+ public event FormViewCommandEventHandler ItemCommand {\r
+ add { Events.AddHandler (ItemCommandEvent, value); }\r
+ remove { Events.RemoveHandler (ItemCommandEvent, value); }\r
+ }\r
+ \r
+ public event EventHandler ItemCreated {\r
+ add { Events.AddHandler (ItemCreatedEvent, value); }\r
+ remove { Events.RemoveHandler (ItemCreatedEvent, value); }\r
+ }\r
+ \r
+ public event FormViewDeletedEventHandler ItemDeleted {\r
+ add { Events.AddHandler (ItemDeletedEvent, value); }\r
+ remove { Events.RemoveHandler (ItemDeletedEvent, value); }\r
+ }\r
+ \r
+ public event FormViewDeleteEventHandler ItemDeleting {\r
+ add { Events.AddHandler (ItemDeletingEvent, value); }\r
+ remove { Events.RemoveHandler (ItemDeletingEvent, value); }\r
+ }\r
+ \r
+ public event FormViewInsertedEventHandler ItemInserted {\r
+ add { Events.AddHandler (ItemInsertedEvent, value); }\r
+ remove { Events.RemoveHandler (ItemInsertedEvent, value); }\r
+ }\r
+ \r
+ public event FormViewInsertEventHandler ItemInserting {\r
+ add { Events.AddHandler (ItemInsertingEvent, value); }\r
+ remove { Events.RemoveHandler (ItemInsertingEvent, value); }\r
+ }\r
+ \r
+ public event FormViewModeEventHandler ModeChanging {\r
+ add { Events.AddHandler (ModeChangingEvent, value); }\r
+ remove { Events.RemoveHandler (ModeChangingEvent, value); }\r
+ }\r
+ \r
+ public event EventHandler ModeChanged {\r
+ add { Events.AddHandler (ModeChangedEvent, value); }\r
+ remove { Events.RemoveHandler (ModeChangedEvent, value); }\r
+ }\r
+ \r
+ public event FormViewUpdatedEventHandler ItemUpdated {\r
+ add { Events.AddHandler (ItemUpdatedEvent, value); }\r
+ remove { Events.RemoveHandler (ItemUpdatedEvent, value); }\r
+ }\r
+ \r
+ public event FormViewUpdateEventHandler ItemUpdating {\r
+ add { Events.AddHandler (ItemUpdatingEvent, value); }\r
+ remove { Events.RemoveHandler (ItemUpdatingEvent, value); }\r
+ }\r
+ \r
+ protected virtual void OnPageIndexChanged (EventArgs e)\r
+ {\r
+ if (Events != null) {\r
+ EventHandler eh = (EventHandler) Events [PageIndexChangedEvent];\r
+ if (eh != null) eh (this, e);\r
+ }\r
+ }\r
+ \r
+ protected virtual void OnPageIndexChanging (FormViewPageEventArgs e)\r
+ {\r
+ if (Events != null) {\r
+ FormViewPageEventHandler eh = (FormViewPageEventHandler) Events [PageIndexChangingEvent];\r
+ if (eh != null) eh (this, e);\r
+ }\r
+ }\r
+ \r
+ protected virtual void OnItemCommand (FormViewCommandEventArgs e)\r
+ {\r
+ if (Events != null) {\r
+ FormViewCommandEventHandler eh = (FormViewCommandEventHandler) Events [ItemCommandEvent];\r
+ if (eh != null) eh (this, e);\r
+ }\r
+ }\r
+ \r
+ protected virtual void OnItemCreated (EventArgs e)\r
+ {\r
+ if (Events != null) {\r
+ EventHandler eh = (EventHandler) Events [ItemCreatedEvent];\r
+ if (eh != null) eh (this, e);\r
+ }\r
+ }\r
+ \r
+ protected virtual void OnItemDeleted (FormViewDeletedEventArgs e)\r
+ {\r
+ if (Events != null) {\r
+ FormViewDeletedEventHandler eh = (FormViewDeletedEventHandler) Events [ItemDeletedEvent];\r
+ if (eh != null) eh (this, e);\r
+ }\r
+ }\r
+ \r
+ protected virtual void OnItemInserted (FormViewInsertedEventArgs e)\r
+ {\r
+ if (Events != null) {\r
+ FormViewInsertedEventHandler eh = (FormViewInsertedEventHandler) Events [ItemInsertedEvent];\r
+ if (eh != null) eh (this, e);\r
+ }\r
+ }\r
+ \r
+ protected virtual void OnItemInserting (FormViewInsertEventArgs e)\r
+ {\r
+ if (Events != null) {\r
+ FormViewInsertEventHandler eh = (FormViewInsertEventHandler) Events [ItemInsertingEvent];\r
+ if (eh != null) eh (this, e);\r
+ }\r
+ }\r
+ \r
+ protected virtual void OnItemDeleting (FormViewDeleteEventArgs e)\r
+ {\r
+ if (Events != null) {\r
+ FormViewDeleteEventHandler eh = (FormViewDeleteEventHandler) Events [ItemDeletingEvent];\r
+ if (eh != null) eh (this, e);\r
+ }\r
+ }\r
+ \r
+ protected virtual void OnModeChanged (EventArgs e)\r
+ {\r
+ if (Events != null) {\r
+ EventHandler eh = (EventHandler) Events [ModeChangedEvent];\r
+ if (eh != null) eh (this, e);\r
+ }\r
+ }\r
+ \r
+ protected virtual void OnModeChanging (FormViewModeEventArgs e)\r
+ {\r
+ if (Events != null) {\r
+ FormViewModeEventHandler eh = (FormViewModeEventHandler) Events [ModeChangingEvent];\r
+ if (eh != null) eh (this, e);\r
+ }\r
+ }\r
+ \r
+ protected virtual void OnItemUpdated (FormViewUpdatedEventArgs e)\r
+ {\r
+ if (Events != null) {\r
+ FormViewUpdatedEventHandler eh = (FormViewUpdatedEventHandler) Events [ItemUpdatedEvent];\r
+ if (eh != null) eh (this, e);\r
+ }\r
+ }\r
+ \r
+ protected virtual void OnItemUpdating (FormViewUpdateEventArgs e)\r
+ {\r
+ if (Events != null) {\r
+ FormViewUpdateEventHandler eh = (FormViewUpdateEventHandler) Events [ItemUpdatingEvent];\r
+ if (eh != null) eh (this, e);\r
+ }\r
+ }\r
+ \r
+ \r
+ [WebCategoryAttribute ("Paging")]\r
+ [DefaultValueAttribute (false)]\r
+ public virtual bool AllowPaging {\r
+ get {\r
+ object ob = ViewState ["AllowPaging"];\r
+ if (ob != null) return (bool) ob;\r
+ return false;\r
+ }\r
+ set {\r
+ ViewState ["AllowPaging"] = value;\r
+ RequireBinding ();\r
+ }\r
+ }\r
+ \r
+ [UrlPropertyAttribute]\r
+ [WebCategoryAttribute ("Appearance")]\r
+ [DefaultValueAttribute ("")]\r
+ [EditorAttribute ("System.Web.UI.Design.ImageUrlEditor, " + Consts.AssemblySystem_Design, "System.Drawing.Design.UITypeEditor, " + Consts.AssemblySystem_Drawing)]\r
+ public virtual string BackImageUrl {\r
+ get {\r
+ if (ControlStyleCreated)\r
+ return ((TableStyle) ControlStyle).BackImageUrl;\r
+ return String.Empty;\r
+ }\r
+ set {\r
+ ((TableStyle) ControlStyle).BackImageUrl = value;\r
+ }\r
+ }\r
+\r
+ [DesignerSerializationVisibilityAttribute (DesignerSerializationVisibility.Hidden)]\r
+ [BrowsableAttribute (false)]\r
+ public virtual FormViewRow BottomPagerRow {\r
+ get {\r
+ EnsureDataBound ();\r
+ return bottomPagerRow;\r
+ }\r
+ }\r
+ \r
+ [WebCategoryAttribute ("Accessibility")]\r
+ [DefaultValueAttribute ("")]\r
+ [LocalizableAttribute (true)]\r
+ public virtual string Caption {\r
+ get {\r
+ object ob = ViewState ["Caption"];\r
+ if (ob != null) return (string) ob;\r
+ return string.Empty;\r
+ }\r
+ set {\r
+ ViewState ["Caption"] = value;\r
+ RequireBinding ();\r
+ }\r
+ }\r
+ \r
+ [WebCategoryAttribute ("Accessibility")]\r
+ [DefaultValueAttribute (TableCaptionAlign.NotSet)]\r
+ public virtual TableCaptionAlign CaptionAlign\r
+ {\r
+ get {\r
+ object o = ViewState ["CaptionAlign"];\r
+ if(o != null) return (TableCaptionAlign) o;\r
+ return TableCaptionAlign.NotSet;\r
+ }\r
+ set {\r
+ ViewState ["CaptionAlign"] = value;\r
+ RequireBinding ();\r
+ }\r
+ }\r
+\r
+ [WebCategoryAttribute ("Layout")]\r
+ [DefaultValueAttribute (-1)]\r
+ public virtual int CellPadding\r
+ {\r
+ get {\r
+ if (ControlStyleCreated)\r
+ return ((TableStyle) ControlStyle).CellPadding;\r
+ return -1;\r
+ }\r
+ set {\r
+ ((TableStyle) ControlStyle).CellPadding = value;\r
+ }\r
+ }\r
+\r
+ [WebCategoryAttribute ("Layout")]\r
+ [DefaultValueAttribute (0)]\r
+ public virtual int CellSpacing\r
+ {\r
+ get {\r
+ if (ControlStyleCreated)\r
+ return ((TableStyle) ControlStyle).CellSpacing;\r
+ return 0;\r
+ }\r
+ set {\r
+ ((TableStyle) ControlStyle).CellSpacing = value;\r
+ }\r
+ }\r
+ \r
+ [DesignerSerializationVisibilityAttribute (DesignerSerializationVisibility.Hidden)]\r
+ [BrowsableAttribute (false)]\r
+ public FormViewMode CurrentMode {\r
+ get {\r
+ return hasCurrentMode ? currentMode : DefaultMode;\r
+ }\r
+ private set {\r
+ hasCurrentMode = true;\r
+ currentMode = value;\r
+ }\r
+ }\r
+\r
+ FormViewMode defaultMode;\r
+\r
+ [DefaultValueAttribute (FormViewMode.ReadOnly)]\r
+ [WebCategoryAttribute ("Behavior")]\r
+ public virtual FormViewMode DefaultMode {\r
+ get {\r
+ return defaultMode;\r
+ }\r
+ set {\r
+ defaultMode = value;\r
+ RequireBinding ();\r
+ }\r
+ }\r
+\r
+ string[] dataKeyNames;\r
+ [DefaultValueAttribute (null)]\r
+ [WebCategoryAttribute ("Data")]\r
+ [TypeConverter (typeof(StringArrayConverter))]\r
+ [EditorAttribute ("System.Web.UI.Design.WebControls.DataFieldEditor, " + Consts.AssemblySystem_Design, "System.Drawing.Design.UITypeEditor, " + Consts.AssemblySystem_Drawing)]\r
+ public virtual string[] DataKeyNames\r
+ {\r
+ get {\r
+ if (dataKeyNames == null)\r
+ return emptyKeys;\r
+ return dataKeyNames;\r
+ }\r
+ set {\r
+ dataKeyNames = value;\r
+ RequireBinding ();\r
+ }\r
+ }\r
+ \r
+ [BrowsableAttribute (false)]\r
+ [DesignerSerializationVisibilityAttribute (DesignerSerializationVisibility.Hidden)]\r
+ public virtual DataKey DataKey {\r
+ get {\r
+ EnsureDataBound ();\r
+ return key;\r
+ }\r
+ }\r
+\r
+ [DefaultValue (null)]\r
+ [TemplateContainer (typeof(FormView), BindingDirection.TwoWay)]\r
+ [PersistenceMode (PersistenceMode.InnerProperty)]\r
+ [Browsable (false)]\r
+ public virtual ITemplate EditItemTemplate {\r
+ get { return editItemTemplate; }\r
+ set { editItemTemplate = value; RequireBinding (); }\r
+ }\r
+\r
+ [WebCategoryAttribute ("Styles")]\r
+ [PersistenceMode (PersistenceMode.InnerProperty)]\r
+ [NotifyParentProperty (true)]\r
+ [DesignerSerializationVisibility (DesignerSerializationVisibility.Content)]\r
+ [DefaultValueAttribute (null)]\r
+ public TableItemStyle EditRowStyle {\r
+ get {\r
+ if (editRowStyle == null) {\r
+ editRowStyle = new TableItemStyle ();\r
+ if (IsTrackingViewState)\r
+ editRowStyle.TrackViewState();\r
+ }\r
+ return editRowStyle;\r
+ }\r
+ }\r
+ \r
+ [WebCategoryAttribute ("Styles")]\r
+ [PersistenceMode (PersistenceMode.InnerProperty)]\r
+ [NotifyParentProperty (true)]\r
+ [DesignerSerializationVisibility (DesignerSerializationVisibility.Content)]\r
+ [DefaultValueAttribute (null)]\r
+ public TableItemStyle EmptyDataRowStyle {\r
+ get {\r
+ if (emptyDataRowStyle == null) {\r
+ emptyDataRowStyle = new TableItemStyle ();\r
+ if (IsTrackingViewState)\r
+ emptyDataRowStyle.TrackViewState();\r
+ }\r
+ return emptyDataRowStyle;\r
+ }\r
+ }\r
+ \r
+ [DefaultValue (null)]\r
+ [TemplateContainer (typeof(FormView), BindingDirection.OneWay)]\r
+ [PersistenceMode (PersistenceMode.InnerProperty)]\r
+ [Browsable (false)]\r
+ public virtual ITemplate EmptyDataTemplate {\r
+ get { return emptyDataTemplate; }\r
+ set { emptyDataTemplate = value; RequireBinding (); }\r
+ }\r
+ \r
+ [LocalizableAttribute (true)]\r
+ [WebCategoryAttribute ("Appearance")]\r
+ [DefaultValueAttribute ("")]\r
+ public virtual string EmptyDataText {\r
+ get {\r
+ object ob = ViewState ["EmptyDataText"];\r
+ if (ob != null) return (string) ob;\r
+ return string.Empty;\r
+ }\r
+ set {\r
+ ViewState ["EmptyDataText"] = value;\r
+ RequireBinding ();\r
+ }\r
+ }\r
+ \r
+ [DesignerSerializationVisibilityAttribute (DesignerSerializationVisibility.Hidden)]\r
+ [BrowsableAttribute (false)]\r
+ public virtual FormViewRow FooterRow {\r
+ get {\r
+ EnsureChildControls ();\r
+ return footerRow;\r
+ }\r
+ }\r
+ \r
+ [DefaultValue (null)]\r
+ [TemplateContainer (typeof(FormView), BindingDirection.OneWay)]\r
+ [PersistenceMode (PersistenceMode.InnerProperty)]\r
+ [Browsable (false)]\r
+ public virtual ITemplate FooterTemplate {\r
+ get { return footerTemplate; }\r
+ set { footerTemplate = value; RequireBinding (); }\r
+ }\r
+\r
+ [LocalizableAttribute (true)]\r
+ [WebCategoryAttribute ("Appearance")]\r
+ [DefaultValueAttribute ("")]\r
+ public virtual string FooterText {\r
+ get {\r
+ object ob = ViewState ["FooterText"];\r
+ if (ob != null) return (string) ob;\r
+ return string.Empty;\r
+ }\r
+ set {\r
+ ViewState ["FooterText"] = value;\r
+ RequireBinding ();\r
+ }\r
+ }\r
+ \r
+ [WebCategoryAttribute ("Styles")]\r
+ [PersistenceMode (PersistenceMode.InnerProperty)]\r
+ [NotifyParentProperty (true)]\r
+ [DefaultValue (null)]\r
+ [DesignerSerializationVisibility (DesignerSerializationVisibility.Content)]\r
+ public TableItemStyle FooterStyle {\r
+ get {\r
+ if (footerStyle == null) {\r
+ footerStyle = new TableItemStyle ();\r
+ if (IsTrackingViewState)\r
+ footerStyle.TrackViewState();\r
+ }\r
+ return footerStyle;\r
+ }\r
+ }\r
+ \r
+ [WebCategoryAttribute ("Appearance")]\r
+ [DefaultValueAttribute (GridLines.None)]\r
+ public virtual GridLines GridLines {\r
+ get {\r
+ if (ControlStyleCreated)\r
+ return ((TableStyle) ControlStyle).GridLines;\r
+ return GridLines.None;\r
+ }\r
+ set {\r
+ ((TableStyle) ControlStyle).GridLines = value;\r
+ }\r
+ }\r
+\r
+ [DesignerSerializationVisibilityAttribute (DesignerSerializationVisibility.Hidden)]\r
+ [BrowsableAttribute (false)]\r
+ public virtual FormViewRow HeaderRow {\r
+ get {\r
+ EnsureChildControls ();\r
+ return headerRow;\r
+ }\r
+ }\r
+ \r
+ [WebCategoryAttribute ("Styles")]\r
+ [PersistenceMode (PersistenceMode.InnerProperty)]\r
+ [NotifyParentProperty (true)]\r
+ [DefaultValue (null)]\r
+ [DesignerSerializationVisibility (DesignerSerializationVisibility.Content)]\r
+ public TableItemStyle HeaderStyle {\r
+ get {\r
+ if (headerStyle == null) {\r
+ headerStyle = new TableItemStyle ();\r
+ if (IsTrackingViewState)\r
+ headerStyle.TrackViewState();\r
+ }\r
+ return headerStyle;\r
+ }\r
+ }\r
+ \r
+ [DefaultValue (null)]\r
+ [TemplateContainer (typeof(FormView), BindingDirection.OneWay)]\r
+ [PersistenceMode (PersistenceMode.InnerProperty)]\r
+ [Browsable (false)]\r
+ public virtual ITemplate HeaderTemplate {\r
+ get { return headerTemplate; }\r
+ set { headerTemplate = value; RequireBinding (); }\r
+ }\r
+\r
+ [LocalizableAttribute (true)]\r
+ [WebCategoryAttribute ("Appearance")]\r
+ [DefaultValueAttribute ("")]\r
+ public virtual string HeaderText {\r
+ get {\r
+ object ob = ViewState ["HeaderText"];\r
+ if (ob != null) return (string) ob;\r
+ return string.Empty;\r
+ }\r
+ set {\r
+ ViewState ["HeaderText"] = value;\r
+ RequireBinding ();\r
+ }\r
+ }\r
+ \r
+ [Category ("Layout")]\r
+ [DefaultValueAttribute (HorizontalAlign.NotSet)]\r
+ public virtual HorizontalAlign HorizontalAlign {\r
+ get {\r
+ if (ControlStyleCreated)\r
+ return ((TableStyle) ControlStyle).HorizontalAlign;\r
+ return HorizontalAlign.NotSet;\r
+ }\r
+ set {\r
+ ((TableStyle) ControlStyle).HorizontalAlign = value;\r
+ }\r
+ }\r
+\r
+ [DefaultValue (null)]\r
+ [TemplateContainer (typeof(FormView), BindingDirection.TwoWay)]\r
+ [PersistenceMode (PersistenceMode.InnerProperty)]\r
+ [Browsable (false)]\r
+ public virtual ITemplate InsertItemTemplate {\r
+ get { return insertItemTemplate; }\r
+ set { insertItemTemplate = value; RequireBinding (); }\r
+ }\r
+\r
+ [WebCategoryAttribute ("Styles")]\r
+ [PersistenceMode (PersistenceMode.InnerProperty)]\r
+ [NotifyParentProperty (true)]\r
+ [DesignerSerializationVisibility (DesignerSerializationVisibility.Content)]\r
+ [DefaultValueAttribute (null)]\r
+ public TableItemStyle InsertRowStyle {\r
+ get {\r
+ if (insertRowStyle == null) {\r
+ insertRowStyle = new TableItemStyle ();\r
+ if (IsTrackingViewState)\r
+ insertRowStyle.TrackViewState();\r
+ }\r
+ return insertRowStyle;\r
+ }\r
+ }\r
+\r
+ [DefaultValue (null)]\r
+ [TemplateContainer (typeof(FormView), BindingDirection.TwoWay)]\r
+ [PersistenceMode (PersistenceMode.InnerProperty)]\r
+ [Browsable (false)]\r
+ public virtual ITemplate ItemTemplate {\r
+ get { return itemTemplate; }\r
+ set { itemTemplate = value; RequireBinding (); }\r
+ }\r
+ \r
+ [BrowsableAttribute (false)]\r
+ [DesignerSerializationVisibilityAttribute (DesignerSerializationVisibility.Hidden)]\r
+ public virtual int PageCount {\r
+ get {\r
+ if (pageCount != 0) return pageCount;\r
+ EnsureDataBound ();\r
+ return pageCount;\r
+ }\r
+ }\r
+\r
+ [WebCategoryAttribute ("Paging")]\r
+ [BindableAttribute (true, BindingDirection.OneWay)]\r
+ [DefaultValueAttribute (0)]\r
+ public virtual int PageIndex {\r
+ get {\r
+ return pageIndex;\r
+ }\r
+ set {\r
+ if (value < 0)\r
+ throw new ArgumentOutOfRangeException ("PageIndex must be non-negative");\r
+ if (pageIndex == value)\r
+ return;\r
+ pageIndex = value;\r
+ RequireBinding ();\r
+ }\r
+ }\r
+ \r
+ [WebCategoryAttribute ("Paging")]\r
+ [DesignerSerializationVisibilityAttribute (DesignerSerializationVisibility.Content)]\r
+ [NotifyParentPropertyAttribute (true)]\r
+ [PersistenceModeAttribute (PersistenceMode.InnerProperty)]\r
+ public virtual PagerSettings PagerSettings {\r
+ get {\r
+ if (pagerSettings == null) {\r
+ pagerSettings = new PagerSettings (this);\r
+ if (IsTrackingViewState)\r
+ ((IStateManager)pagerSettings).TrackViewState ();\r
+ }\r
+ return pagerSettings;\r
+ }\r
+ }\r
+ \r
+ [WebCategoryAttribute ("Styles")]\r
+ [PersistenceMode (PersistenceMode.InnerProperty)]\r
+ [NotifyParentProperty (true)]\r
+ [DesignerSerializationVisibility (DesignerSerializationVisibility.Content)]\r
+ public TableItemStyle PagerStyle {\r
+ get {\r
+ if (pagerStyle == null) {\r
+ pagerStyle = new TableItemStyle ();\r
+ if (IsTrackingViewState)\r
+ pagerStyle.TrackViewState();\r
+ }\r
+ return pagerStyle;\r
+ }\r
+ }\r
+ \r
+ \r
+ [DefaultValue (null)]\r
+ /* DataControlPagerCell isnt specified in the docs */\r
+ //[TemplateContainer (typeof(DataControlPagerCell), BindingDirection.OneWay)]\r
+ [PersistenceMode (PersistenceMode.InnerProperty)]\r
+ [Browsable (false)]\r
+ public virtual ITemplate PagerTemplate {\r
+ get { return pagerTemplate; }\r
+ set { pagerTemplate = value; RequireBinding (); }\r
+ }\r
+ \r
+ [DesignerSerializationVisibilityAttribute (DesignerSerializationVisibility.Hidden)]\r
+ [BrowsableAttribute (false)]\r
+ public virtual FormViewRow Row {\r
+ get {\r
+ EnsureDataBound ();\r
+ return itemRow;\r
+ }\r
+ }\r
+ \r
+ [WebCategoryAttribute ("Styles")]\r
+ [PersistenceMode (PersistenceMode.InnerProperty)]\r
+ [NotifyParentProperty (true)]\r
+ [DesignerSerializationVisibility (DesignerSerializationVisibility.Content)]\r
+ [DefaultValue (null)]\r
+ public TableItemStyle RowStyle {\r
+ get {\r
+ if (rowStyle == null) {\r
+ rowStyle = new TableItemStyle ();\r
+ if (IsTrackingViewState)\r
+ rowStyle.TrackViewState();\r
+ }\r
+ return rowStyle;\r
+ }\r
+ }\r
+\r
+ [DesignerSerializationVisibilityAttribute (DesignerSerializationVisibility.Hidden)]\r
+ [BrowsableAttribute (false)]\r
+ public object SelectedValue {\r
+ get { return DataKey.Value; }\r
+ }\r
+ \r
+ [DesignerSerializationVisibilityAttribute (DesignerSerializationVisibility.Hidden)]\r
+ [BrowsableAttribute (false)]\r
+ public virtual FormViewRow TopPagerRow {\r
+ get {\r
+ EnsureDataBound ();\r
+ return topPagerRow;\r
+ }\r
+ }\r
+ \r
+ [DesignerSerializationVisibilityAttribute (DesignerSerializationVisibility.Hidden)]\r
+ [BrowsableAttribute (false)]\r
+ public virtual object DataItem {\r
+ get {\r
+ EnsureDataBound ();\r
+ return dataItem;\r
+ }\r
+ }\r
+ \r
+ [DesignerSerializationVisibilityAttribute (DesignerSerializationVisibility.Hidden)]\r
+ [BrowsableAttribute (false)]\r
+ public int DataItemCount {\r
+ get { return PageCount; }\r
+ } \r
+ \r
+ [DesignerSerializationVisibilityAttribute (DesignerSerializationVisibility.Hidden)]\r
+ [BrowsableAttribute (false)]\r
+ public virtual int DataItemIndex {\r
+ get { return PageIndex; }\r
+ }\r
+\r
+ int IDataItemContainer.DataItemIndex {\r
+ get { return DataItemIndex; }\r
+ }\r
+ \r
+ int IDataItemContainer.DisplayIndex {\r
+ get { return PageIndex; }\r
+ } \r
+ \r
+ public virtual bool IsBindableType (Type type)\r
+ {\r
+ return type.IsPrimitive || type == typeof (string) || type == typeof (DateTime) || type == typeof (Guid) || type == typeof (Decimal);\r
+ }\r
+ \r
+ protected override DataSourceSelectArguments CreateDataSourceSelectArguments ()\r
+ {\r
+ DataSourceSelectArguments arg = new DataSourceSelectArguments ();\r
+ DataSourceView view = GetData ();\r
+ if (AllowPaging && view.CanPage) {\r
+ arg.StartRowIndex = PageIndex;\r
+ if (view.CanRetrieveTotalRowCount) {\r
+ arg.RetrieveTotalRowCount = true;\r
+ arg.MaximumRows = 1;\r
+ }\r
+ else {\r
+ arg.MaximumRows = -1;\r
+ }\r
+ }\r
+ return arg;\r
+ }\r
+ \r
+ protected virtual FormViewRow CreateRow (int rowIndex, DataControlRowType rowType, DataControlRowState rowState)\r
+ {\r
+ FormViewRow row = new FormViewRow (rowIndex, rowType, rowState);\r
+ OnItemCreated (EventArgs.Empty);\r
+ return row;\r
+ }\r
+ \r
+ void RequireBinding ()\r
+ {\r
+ if (Initialized) {\r
+ pageCount = -1;\r
+ RequiresDataBinding = true;\r
+ }\r
+ }\r
+ \r
+ protected virtual Table CreateTable ()\r
+ {\r
+ return new ContainedTable (this);\r
+ }\r
+\r
+ [MonoTODO]\r
+ protected override void EnsureDataBound ()\r
+ {\r
+ base.EnsureDataBound ();\r
+ }\r
+ \r
+ protected override Style CreateControlStyle ()\r
+ {\r
+ TableStyle style = new TableStyle (ViewState);\r
+ style.CellSpacing = 0;\r
+ return style;\r
+ }\r
+ \r
+ protected override int CreateChildControls (IEnumerable data, bool dataBinding)\r
+ {\r
+ PagedDataSource dataSource = new PagedDataSource ();\r
+ dataSource.DataSource = data;\r
+ dataSource.AllowPaging = AllowPaging;\r
+ dataSource.PageSize = 1;\r
+ dataSource.CurrentPageIndex = PageIndex;\r
+\r
+ if (dataBinding) {\r
+ DataSourceView view = GetData ();\r
+ if (view != null && view.CanPage) {\r
+ dataSource.AllowServerPaging = true;\r
+ if (view.CanRetrieveTotalRowCount)\r
+ dataSource.VirtualCount = SelectArguments.TotalRowCount;\r
+ }\r
+ }\r
+\r
+ pageCount = dataSource.DataSourceCount;\r
+ bool showPager = AllowPaging && (pageCount > 1);\r
+ \r
+ Controls.Clear ();\r
+ table = CreateTable ();\r
+ Controls.Add (table);\r
+\r
+ // Gets the current data item\r
+ \r
+ IEnumerator e = dataSource.GetEnumerator (); \r
+ dataItem = null;\r
+\r
+ if (AllowPaging) {\r
+ if (e.MoveNext ())\r
+ dataItem = e.Current;\r
+ }\r
+ else\r
+ for (int page = 0; e.MoveNext (); page++ )\r
+ if (page == PageIndex)\r
+ dataItem = e.Current;\r
+ \r
+ // Main table creation\r
+ \r
+ if (HeaderText.Length != 0 || headerTemplate != null) {\r
+ headerRow = CreateRow (-1, DataControlRowType.Header, DataControlRowState.Normal);\r
+ InitializeRow (headerRow);\r
+ table.Rows.Add (headerRow);\r
+ }\r
+ \r
+ if (showPager && PagerSettings.Position == PagerPosition.Top || PagerSettings.Position == PagerPosition.TopAndBottom) {\r
+ topPagerRow = CreateRow (-1, DataControlRowType.Pager, DataControlRowState.Normal);\r
+ InitializePager (topPagerRow, dataSource);\r
+ table.Rows.Add (topPagerRow);\r
+ }\r
+\r
+ if (pageCount > 0) {\r
+ DataControlRowState rstate = GetRowState ();\r
+ itemRow = CreateRow (0, DataControlRowType.DataRow, rstate);\r
+ InitializeRow (itemRow);\r
+ table.Rows.Add (itemRow);\r
+ \r
+ if (!dataBinding) {\r
+ if (CurrentMode == FormViewMode.Edit)\r
+ oldEditValues = new DataKey (new OrderedDictionary ());\r
+ key = new DataKey (new OrderedDictionary (), DataKeyNames);\r
+ }\r
+ } else {\r
+ switch (CurrentMode) {\r
+ case FormViewMode.Edit:\r
+ itemRow = CreateRow (-1, DataControlRowType.EmptyDataRow, DataControlRowState.Edit);\r
+ break;\r
+ case FormViewMode.Insert:\r
+ itemRow = CreateRow (-1, DataControlRowType.DataRow, DataControlRowState.Insert);\r
+ break;\r
+ default:\r
+ itemRow = CreateRow (-1, DataControlRowType.EmptyDataRow, DataControlRowState.Normal);\r
+ break;\r
+ }\r
+ table.Rows.Add (itemRow);\r
+ InitializeRow (itemRow);\r
+ }\r
+\r
+ if (FooterText.Length != 0 || footerTemplate != null) {\r
+ footerRow = CreateRow (-1, DataControlRowType.Footer, DataControlRowState.Normal);\r
+ InitializeRow (footerRow);\r
+ table.Rows.Add (footerRow);\r
+ }\r
+ \r
+ if (showPager && PagerSettings.Position == PagerPosition.Bottom || PagerSettings.Position == PagerPosition.TopAndBottom) {\r
+ bottomPagerRow = CreateRow (0, DataControlRowType.Pager, DataControlRowState.Normal);\r
+ InitializePager (bottomPagerRow, dataSource);\r
+ table.Rows.Add (bottomPagerRow);\r
+ }\r
+\r
+ if (dataBinding)\r
+ DataBind (false);\r
+ \r
+ return dataSource.DataSourceCount;\r
+ }\r
+ \r
+ DataControlRowState GetRowState ()\r
+ {\r
+ DataControlRowState rstate = DataControlRowState.Normal;\r
+ if (CurrentMode == FormViewMode.Edit) rstate |= DataControlRowState.Edit;\r
+ else if (CurrentMode == FormViewMode.Insert) rstate |= DataControlRowState.Insert;\r
+ return rstate;\r
+ }\r
+ \r
+ protected virtual void InitializePager (FormViewRow row, PagedDataSource dataSource)\r
+ {\r
+ TableCell cell = new TableCell ();\r
+ cell.ColumnSpan = 2;\r
+\r
+ if (pagerTemplate != null)\r
+ pagerTemplate.InstantiateIn (cell);\r
+ else\r
+ cell.Controls.Add (PagerSettings.CreatePagerControl (dataSource.CurrentPageIndex, dataSource.PageCount));\r
+ \r
+ row.Cells.Add (cell);\r
+ }\r
+ \r
+ protected virtual void InitializeRow (FormViewRow row)\r
+ {\r
+ TableCell cell = new TableCell ();\r
+ \r
+ if (row.RowType == DataControlRowType.DataRow)\r
+ {\r
+ if ((row.RowState & DataControlRowState.Edit) != 0) {\r
+ if (editItemTemplate != null)\r
+ editItemTemplate.InstantiateIn (cell);\r
+ } else if ((row.RowState & DataControlRowState.Insert) != 0) {\r
+ if (insertItemTemplate != null)\r
+ insertItemTemplate.InstantiateIn (cell);\r
+ } else if (itemTemplate != null)\r
+ itemTemplate.InstantiateIn (cell);\r
+ }\r
+ else if (row.RowType == DataControlRowType.EmptyDataRow)\r
+ {\r
+ if (emptyDataTemplate != null)\r
+ emptyDataTemplate.InstantiateIn (cell);\r
+ else\r
+ cell.Text = EmptyDataText;\r
+ }\r
+ else if (row.RowType == DataControlRowType.Footer)\r
+ {\r
+ if (footerTemplate != null)\r
+ footerTemplate.InstantiateIn (cell);\r
+ else\r
+ cell.Text = FooterText;\r
+ }\r
+ else if (row.RowType == DataControlRowType.Header)\r
+ {\r
+ if (headerTemplate != null)\r
+ headerTemplate.InstantiateIn (cell);\r
+ else\r
+ cell.Text = HeaderText;\r
+ }\r
+ cell.ColumnSpan = 2;\r
+ row.Cells.Add (cell);\r
+ }\r
+ \r
+ IOrderedDictionary CreateRowDataKey (object dataItem)\r
+ {\r
+ if (cachedKeyProperties == null) {\r
+ PropertyDescriptorCollection props = TypeDescriptor.GetProperties (dataItem);\r
+ cachedKeyProperties = new PropertyDescriptor [DataKeyNames.Length];\r
+ for (int n=0; n<DataKeyNames.Length; n++) { \r
+ PropertyDescriptor p = props [DataKeyNames[n]];\r
+ if (p == null)\r
+ new InvalidOperationException ("Property '" + DataKeyNames[n] + "' not found in object of type " + dataItem.GetType());\r
+ cachedKeyProperties [n] = p;\r
+ }\r
+ }\r
+ \r
+ OrderedDictionary dic = new OrderedDictionary ();\r
+ foreach (PropertyDescriptor p in cachedKeyProperties)\r
+ dic [p.Name] = p.GetValue (dataItem);\r
+ return dic;\r
+ }\r
+ \r
+ IOrderedDictionary GetRowValues (bool includePrimaryKey)\r
+ {\r
+ OrderedDictionary dic = new OrderedDictionary ();\r
+ ExtractRowValues (dic, includePrimaryKey);\r
+ return dic;\r
+ }\r
+ \r
+ protected virtual void ExtractRowValues (IOrderedDictionary fieldValues, bool includeKeys)\r
+ {\r
+ if (Row == null)\r
+ return;\r
+\r
+ DataControlRowState rowState = Row.RowState;\r
+ IBindableTemplate bt;\r
+ \r
+ if ((rowState & DataControlRowState.Insert) != 0)\r
+ bt = insertItemTemplate as IBindableTemplate; \r
+ else if ((rowState & DataControlRowState.Edit) != 0)\r
+ bt = editItemTemplate as IBindableTemplate;\r
+ else\r
+ return;\r
+ \r
+ if (bt != null) {\r
+ IOrderedDictionary values = bt.ExtractValues (Row.Cells [0]);\r
+ foreach (DictionaryEntry e in values) {\r
+ if (includeKeys || Array.IndexOf (DataKeyNames, e.Key) == -1)\r
+ fieldValues [e.Key] = e.Value;\r
+ }\r
+ }\r
+ }\r
+ \r
+ protected override HtmlTextWriterTag TagKey {\r
+ get {\r
+ return HtmlTextWriterTag.Table;\r
+ }\r
+ }\r
+ \r
+ public sealed override void DataBind ()\r
+ {\r
+ if (CurrentMode == FormViewMode.Insert) {\r
+ RequiresDataBinding = false;\r
+ PerformDataBinding (new object [] { null });\r
+ return;\r
+ }\r
+\r
+ cachedKeyProperties = null;\r
+ base.DataBind ();\r
+ \r
+ if (pageCount > 0) {\r
+ if (CurrentMode == FormViewMode.Edit)\r
+ oldEditValues = new DataKey (GetRowValues (true));\r
+ else\r
+ oldEditValues = new DataKey (new OrderedDictionary ());\r
+ key = new DataKey (CreateRowDataKey (dataItem), DataKeyNames);\r
+ }\r
+ }\r
+ \r
+ protected internal override void PerformDataBinding (IEnumerable data)\r
+ {\r
+ base.PerformDataBinding (data);\r
+ }\r
+\r
+ protected internal virtual void PrepareControlHierarchy ()\r
+ {\r
+ if (table == null)\r
+ return;\r
+\r
+ table.Caption = Caption;\r
+ table.CaptionAlign = CaptionAlign;\r
+\r
+ foreach (FormViewRow row in table.Rows) {\r
+ switch (row.RowType) {\r
+ case DataControlRowType.Header:\r
+ if (headerStyle != null && !headerStyle.IsEmpty)\r
+ row.ControlStyle.CopyFrom (headerStyle);\r
+ break;\r
+ case DataControlRowType.Footer:\r
+ if (footerStyle != null && !footerStyle.IsEmpty)\r
+ row.ControlStyle.CopyFrom (footerStyle);\r
+ break;\r
+ case DataControlRowType.Pager:\r
+ if (pagerStyle != null && !pagerStyle.IsEmpty)\r
+ row.ControlStyle.CopyFrom (pagerStyle);\r
+ break;\r
+ case DataControlRowType.EmptyDataRow:\r
+ if (emptyDataRowStyle != null && !emptyDataRowStyle.IsEmpty)\r
+ row.ControlStyle.CopyFrom (emptyDataRowStyle);\r
+ break;\r
+ case DataControlRowType.DataRow:\r
+ if (rowStyle != null && !rowStyle.IsEmpty)\r
+ row.ControlStyle.CopyFrom (rowStyle);\r
+ if ((row.RowState & (DataControlRowState.Edit | DataControlRowState.Insert)) != 0 && editRowStyle != null && !editRowStyle.IsEmpty)\r
+ row.ControlStyle.CopyFrom (editRowStyle);\r
+ if ((row.RowState & DataControlRowState.Insert) != 0 && insertRowStyle != null && !insertRowStyle.IsEmpty)\r
+ row.ControlStyle.CopyFrom (insertRowStyle);\r
+ break;\r
+ default:\r
+ break;\r
+ }\r
+ }\r
+ }\r
+ \r
+ protected internal override void OnInit (EventArgs e)\r
+ {\r
+ Page.RegisterRequiresControlState (this);\r
+ base.OnInit (e);\r
+ }\r
+ \r
+ protected override bool OnBubbleEvent (object source, EventArgs e)\r
+ {\r
+ FormViewCommandEventArgs args = e as FormViewCommandEventArgs;\r
+ if (args != null) {\r
+ OnItemCommand (args);\r
+ ProcessEvent (args.CommandName, args.CommandArgument as string);\r
+ return true;\r
+ }\r
+ return base.OnBubbleEvent (source, e);\r
+ }\r
+ \r
+ void IPostBackEventHandler.RaisePostBackEvent(string eventArgument)\r
+ {\r
+ RaisePostBackEvent (eventArgument);\r
+ }\r
+\r
+ protected virtual void RaisePostBackEvent (string eventArgument)\r
+ {\r
+ int i = eventArgument.IndexOf ('$');\r
+ if (i != -1)\r
+ ProcessEvent (eventArgument.Substring (0, i), eventArgument.Substring (i + 1));\r
+ else\r
+ ProcessEvent (eventArgument, null);\r
+ }\r
+ \r
+ void ProcessEvent (string eventName, string param)\r
+ {\r
+ switch (eventName)\r
+ {\r
+ case DataControlCommands.PageCommandName:\r
+ int newIndex = -1;\r
+ switch (param) {\r
+ case DataControlCommands.FirstPageCommandArgument:\r
+ newIndex = 0;\r
+ break;\r
+ case DataControlCommands.LastPageCommandArgument:\r
+ newIndex = PageCount - 1;\r
+ break;\r
+ case DataControlCommands.NextPageCommandArgument:\r
+ newIndex = PageIndex + 1;\r
+ break;\r
+ case DataControlCommands.PreviousPageCommandArgument:\r
+ newIndex = PageIndex - 1;\r
+ break;\r
+ default:\r
+ int paramIndex = 0;\r
+ int.TryParse (param, out paramIndex);\r
+ newIndex = paramIndex - 1;\r
+ break;\r
+ }\r
+ ShowPage (newIndex);\r
+ break;\r
+ \r
+ case DataControlCommands.FirstPageCommandArgument:\r
+ ShowPage (0);\r
+ break;\r
+\r
+ case DataControlCommands.LastPageCommandArgument:\r
+ ShowPage (PageCount - 1);\r
+ break;\r
+ \r
+ case DataControlCommands.NextPageCommandArgument:\r
+ if (PageIndex < PageCount - 1)\r
+ ShowPage (PageIndex + 1);\r
+ break;\r
+\r
+ case DataControlCommands.PreviousPageCommandArgument:\r
+ if (PageIndex > 0)\r
+ ShowPage (PageIndex - 1);\r
+ break;\r
+ \r
+ case DataControlCommands.EditCommandName:\r
+ ChangeMode (FormViewMode.Edit);\r
+ break;\r
+ \r
+ case DataControlCommands.NewCommandName:\r
+ ChangeMode (FormViewMode.Insert);\r
+ break;\r
+ \r
+ case DataControlCommands.UpdateCommandName:\r
+ UpdateItem (param, true);\r
+ break;\r
+ \r
+ case DataControlCommands.CancelCommandName:\r
+ CancelEdit ();\r
+ break;\r
+ \r
+ case DataControlCommands.DeleteCommandName:\r
+ DeleteItem ();\r
+ break;\r
+ \r
+ case DataControlCommands.InsertCommandName:\r
+ InsertItem (true);\r
+ break;\r
+ }\r
+ }\r
+ \r
+ void ShowPage (int newIndex)\r
+ {\r
+ FormViewPageEventArgs args = new FormViewPageEventArgs (newIndex);\r
+ OnPageIndexChanging (args);\r
+ if (!args.Cancel) {\r
+ newIndex = args.NewPageIndex;\r
+ if (newIndex < 0 || newIndex >= PageCount)\r
+ return;\r
+ EndRowEdit (false);\r
+ PageIndex = newIndex;\r
+ OnPageIndexChanged (EventArgs.Empty);\r
+ }\r
+ }\r
+ \r
+ public void ChangeMode (FormViewMode newMode)\r
+ {\r
+ FormViewModeEventArgs args = new FormViewModeEventArgs (newMode, false);\r
+ OnModeChanging (args);\r
+ if (!args.Cancel) {\r
+ CurrentMode = args.NewMode;\r
+ OnModeChanged (EventArgs.Empty);\r
+ RequireBinding ();\r
+ }\r
+ }\r
+ \r
+ void CancelEdit ()\r
+ {\r
+ FormViewModeEventArgs args = new FormViewModeEventArgs (FormViewMode.ReadOnly, true);\r
+ OnModeChanging (args);\r
+ if (!args.Cancel) {\r
+ EndRowEdit ();\r
+ }\r
+ }\r
+\r
+ public virtual void UpdateItem (bool causesValidation)\r
+ {\r
+ UpdateItem (null, causesValidation);\r
+ }\r
+ \r
+ void UpdateItem (string param, bool causesValidation)\r
+ {\r
+ if (causesValidation)\r
+ Page.Validate ();\r
+ \r
+ if (currentMode != FormViewMode.Edit) throw new HttpException ("Must be in Edit mode");\r
+ \r
+ currentEditOldValues = oldEditValues.Values;\r
+ currentEditRowKeys = DataKey.Values;\r
+ currentEditNewValues = GetRowValues (false);\r
+ \r
+ FormViewUpdateEventArgs args = new FormViewUpdateEventArgs (param, currentEditRowKeys, currentEditOldValues, currentEditNewValues);\r
+ OnItemUpdating (args);\r
+ if (!args.Cancel) {\r
+ DataSourceView view = GetData ();\r
+ if (view == null)\r
+ throw new HttpException ("The DataSourceView associated to data bound control was null");\r
+ if (view.CanUpdate)\r
+ view.Update (currentEditRowKeys, currentEditNewValues, currentEditOldValues, new DataSourceViewOperationCallback (UpdateCallback));\r
+ }\r
+ else\r
+ EndRowEdit ();\r
+ }\r
+\r
+ bool UpdateCallback (int recordsAffected, Exception exception)\r
+ {\r
+ FormViewUpdatedEventArgs dargs = new FormViewUpdatedEventArgs (recordsAffected, exception, currentEditRowKeys, currentEditOldValues, currentEditNewValues);\r
+ OnItemUpdated (dargs);\r
+\r
+ if (!dargs.KeepInEditMode) \r
+ EndRowEdit ();\r
+\r
+ return dargs.ExceptionHandled;\r
+ }\r
+\r
+ public virtual void InsertItem (bool causesValidation)\r
+ {\r
+ InsertItem (null, causesValidation);\r
+ }\r
+ \r
+ void InsertItem (string param, bool causesValidation)\r
+ {\r
+ if (causesValidation)\r
+ Page.Validate ();\r
+ \r
+ if (currentMode != FormViewMode.Insert) throw new HttpException ("Must be in Insert mode");\r
+ \r
+ currentEditNewValues = GetRowValues (true);\r
+ FormViewInsertEventArgs args = new FormViewInsertEventArgs (param, currentEditNewValues);\r
+ OnItemInserting (args);\r
+ if (!args.Cancel) {\r
+ DataSourceView view = GetData ();\r
+ if (view == null)\r
+ throw new HttpException ("The DataSourceView associated to data bound control was null");\r
+ if (view.CanInsert)\r
+ view.Insert (currentEditNewValues, new DataSourceViewOperationCallback (InsertCallback));\r
+ }\r
+ else\r
+ EndRowEdit ();\r
+ }\r
+ \r
+ bool InsertCallback (int recordsAffected, Exception exception)\r
+ {\r
+ FormViewInsertedEventArgs dargs = new FormViewInsertedEventArgs (recordsAffected, exception, currentEditNewValues);\r
+ OnItemInserted (dargs);\r
+\r
+ if (!dargs.KeepInInsertMode) \r
+ EndRowEdit ();\r
+\r
+ return dargs.ExceptionHandled;\r
+ }\r
+\r
+ public virtual void DeleteItem ()\r
+ {\r
+ currentEditRowKeys = DataKey.Values;\r
+ currentEditNewValues = GetRowValues (true);\r
+ \r
+ FormViewDeleteEventArgs args = new FormViewDeleteEventArgs (PageIndex, currentEditRowKeys, currentEditNewValues);\r
+ OnItemDeleting (args);\r
+\r
+ if (!args.Cancel) {\r
+ if (PageIndex == PageCount - 1)\r
+ PageIndex --;\r
+ \r
+ RequireBinding ();\r
+ \r
+ DataSourceView view = GetData ();\r
+ if (view != null && view.CanDelete)\r
+ view.Delete (currentEditRowKeys, currentEditNewValues, new DataSourceViewOperationCallback (DeleteCallback));\r
+ else {\r
+ FormViewDeletedEventArgs dargs = new FormViewDeletedEventArgs (0, null, currentEditRowKeys, currentEditNewValues);\r
+ OnItemDeleted (dargs);\r
+ }\r
+ }\r
+ }\r
+\r
+ bool DeleteCallback (int recordsAffected, Exception exception)\r
+ {\r
+ FormViewDeletedEventArgs dargs = new FormViewDeletedEventArgs (recordsAffected, exception, currentEditRowKeys, currentEditNewValues);\r
+ OnItemDeleted (dargs);\r
+ return dargs.ExceptionHandled;\r
+ }\r
+ \r
+ void EndRowEdit ()\r
+ {\r
+ EndRowEdit (true);\r
+ }\r
+\r
+ void EndRowEdit (bool switchToDefaultMode) \r
+ {\r
+ if (switchToDefaultMode)\r
+ ChangeMode (DefaultMode);\r
+ oldEditValues = new DataKey (new OrderedDictionary ());\r
+ currentEditRowKeys = null;\r
+ currentEditOldValues = null;\r
+ currentEditNewValues = null;\r
+ RequireBinding ();\r
+ }\r
+\r
+ protected internal override void LoadControlState (object ob)\r
+ {\r
+ if (ob == null) return;\r
+ object[] state = (object[]) ob;\r
+ base.LoadControlState (state[0]);\r
+ pageIndex = (int) state[1];\r
+ pageCount = (int) state[2];\r
+ CurrentMode = (FormViewMode) state[3];\r
+ defaultMode = (FormViewMode) state[4];\r
+ dataKeyNames = (string[]) state[5];\r
+ }\r
+ \r
+ protected internal override object SaveControlState ()\r
+ {\r
+ object bstate = base.SaveControlState ();\r
+ return new object[] {\r
+ bstate, pageIndex, pageCount, CurrentMode, defaultMode, dataKeyNames\r
+ };\r
+ }\r
+ \r
+ protected override void TrackViewState()\r
+ {\r
+ base.TrackViewState();\r
+ if (pagerSettings != null) ((IStateManager)pagerSettings).TrackViewState();\r
+ if (footerStyle != null) ((IStateManager)footerStyle).TrackViewState();\r
+ if (headerStyle != null) ((IStateManager)headerStyle).TrackViewState();\r
+ if (pagerStyle != null) ((IStateManager)pagerStyle).TrackViewState();\r
+ if (rowStyle != null) ((IStateManager)rowStyle).TrackViewState();\r
+ if (editRowStyle != null) ((IStateManager)editRowStyle).TrackViewState();\r
+ if (insertRowStyle != null) ((IStateManager)insertRowStyle).TrackViewState();\r
+ if (emptyDataRowStyle != null) ((IStateManager)emptyDataRowStyle).TrackViewState();\r
+ if (key != null) ((IStateManager)key).TrackViewState();\r
+ }\r
+\r
+ protected override object SaveViewState()\r
+ {\r
+ object[] states = new object [14];\r
+ states[0] = base.SaveViewState();\r
+ states[2] = (pagerSettings == null ? null : ((IStateManager)pagerSettings).SaveViewState());\r
+ states[4] = (footerStyle == null ? null : ((IStateManager)footerStyle).SaveViewState());\r
+ states[5] = (headerStyle == null ? null : ((IStateManager)headerStyle).SaveViewState());\r
+ states[6] = (pagerStyle == null ? null : ((IStateManager)pagerStyle).SaveViewState());\r
+ states[7] = (rowStyle == null ? null : ((IStateManager)rowStyle).SaveViewState());\r
+ states[8] = (insertRowStyle == null ? null : ((IStateManager)insertRowStyle).SaveViewState());\r
+ states[9] = (editRowStyle == null ? null : ((IStateManager)editRowStyle).SaveViewState());\r
+ states[10] = (emptyDataRowStyle == null ? null : ((IStateManager)emptyDataRowStyle).SaveViewState());\r
+ states[11] = (key == null ? null : ((IStateManager)key).SaveViewState());\r
+ states[12] = (oldEditValues == null ? null : ((IStateManager)oldEditValues).SaveViewState());\r
+ \r
+ for (int i = states.Length - 1; i >= 0; i--) {\r
+ if (states [i] != null)\r
+ return states;\r
+ }\r
+\r
+ return null;\r
+ }\r
+\r
+ protected override void LoadViewState (object savedState)\r
+ {\r
+ if (savedState == null) {\r
+ base.LoadViewState (null);\r
+ return;\r
+ }\r
+\r
+ object [] states = (object []) savedState;\r
+ \r
+ base.LoadViewState (states[0]);\r
+ EnsureChildControls ();\r
+ \r
+ if (states[2] != null) ((IStateManager)PagerSettings).LoadViewState (states[2]);\r
+ if (states[4] != null) ((IStateManager)FooterStyle).LoadViewState (states[4]);\r
+ if (states[5] != null) ((IStateManager)HeaderStyle).LoadViewState (states[5]);\r
+ if (states[6] != null) ((IStateManager)PagerStyle).LoadViewState (states[6]);\r
+ if (states[7] != null) ((IStateManager)RowStyle).LoadViewState (states[7]);\r
+ if (states[8] != null) ((IStateManager)InsertRowStyle).LoadViewState (states[8]);\r
+ if (states[9] != null) ((IStateManager)EditRowStyle).LoadViewState (states[9]);\r
+ if (states[10] != null) ((IStateManager)EmptyDataRowStyle).LoadViewState (states[10]);\r
+ if (states[11] != null && DataKey != null) ((IStateManager)DataKey).LoadViewState (states[11]);\r
+ if (states[12] != null && oldEditValues != null) ((IStateManager)oldEditValues).LoadViewState (states[12]);\r
+ }\r
+ \r
+ protected internal override void Render (HtmlTextWriter writer)\r
+ {\r
+ PrepareControlHierarchy ();\r
+ \r
+ if (table == null)\r
+ return;\r
+\r
+ table.Render (writer);\r
+ }\r
+\r
+ PostBackOptions IPostBackContainer.GetPostBackOptions (IButtonControl control)\r
+ {\r
+ if (control == null)\r
+ throw new ArgumentNullException ("control");\r
+\r
+ if (control.CausesValidation)\r
+ throw new InvalidOperationException ("A button that causes validation in FormView '" + ID + "' is attempting to use the container GridView as the post back target. The button should either turn off validation or use itself as the post back container.");\r
+\r
+ PostBackOptions options = new PostBackOptions (this);\r
+ options.Argument = control.CommandName + "$" + control.CommandArgument;\r
+ options.RequiresJavaScriptProtocol = true;\r
+\r
+ return options;\r
+ }\r
+\r
+ }\r
+}\r
+\r
+#endif\r
projects / mono.git / commitdiff