PropertyDescriptor[] cachedKeyProperties;
readonly string[] emptyKeys = new string[0];
+ readonly string unhandledEventExceptionMessage = "The FormView '{0}' fired event {1} which wasn't handled.";
// View state
PagerSettings pagerSettings;
TableItemStyle pagerStyle;
TableItemStyle rowStyle;
+ IOrderedDictionary _keyTable;
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();
+ static readonly object PageIndexChangedEvent = new object();
+ static readonly object PageIndexChangingEvent = new object();
+ static readonly object ItemCommandEvent = new object();
+ static readonly object ItemCreatedEvent = new object();
+ static readonly object ItemDeletedEvent = new object();
+ static readonly object ItemDeletingEvent = new object();
+ static readonly object ItemInsertedEvent = new object();
+ static readonly object ItemInsertingEvent = new object();
+ static readonly object ModeChangingEvent = new object();
+ static readonly object ModeChangedEvent = new object();
+ static readonly object ItemUpdatedEvent = new object();
+ static readonly object ItemUpdatingEvent = new object();
// Control state
int pageIndex;
FormViewMode currentMode = FormViewMode.ReadOnly;
- int pageCount = 0;
-
- public FormView ()
- {
- key = new DataKey (new OrderedDictionary ());
- }
+ bool hasCurrentMode;
+ int pageCount;
public event EventHandler PageIndexChanged {
add { Events.AddHandler (PageIndexChangedEvent, value); }
{
if (Events != null) {
FormViewPageEventHandler eh = (FormViewPageEventHandler) Events [PageIndexChangingEvent];
- if (eh != null) eh (this, e);
+ if (eh != null) {
+ eh (this, e);
+ return;
+ }
}
+ if (!IsBoundUsingDataSourceID)
+ throw new HttpException (String.Format (unhandledEventExceptionMessage, ID, "PageIndexChanging"));
}
protected virtual void OnItemCommand (FormViewCommandEventArgs e)
{
if (Events != null) {
FormViewInsertEventHandler eh = (FormViewInsertEventHandler) Events [ItemInsertingEvent];
- if (eh != null) eh (this, e);
+ if (eh != null) {
+ eh (this, e);
+ return;
+ }
}
+ if (!IsBoundUsingDataSourceID)
+ throw new HttpException (String.Format (unhandledEventExceptionMessage, ID, "ItemInserting"));
}
protected virtual void OnItemDeleting (FormViewDeleteEventArgs e)
{
if (Events != null) {
FormViewDeleteEventHandler eh = (FormViewDeleteEventHandler) Events [ItemDeletingEvent];
- if (eh != null) eh (this, e);
+ if (eh != null) {
+ eh (this, e);
+ return;
+ }
}
+ if (!IsBoundUsingDataSourceID)
+ throw new HttpException (String.Format (unhandledEventExceptionMessage, ID, "ItemDeleting"));
}
protected virtual void OnModeChanged (EventArgs e)
{
if (Events != null) {
FormViewModeEventHandler eh = (FormViewModeEventHandler) Events [ModeChangingEvent];
- if (eh != null) eh (this, e);
+ if (eh != null) {
+ eh (this, e);
+ return;
+ }
}
+ if (!IsBoundUsingDataSourceID)
+ throw new HttpException (String.Format (unhandledEventExceptionMessage, ID, "ModeChanging"));
}
protected virtual void OnItemUpdated (FormViewUpdatedEventArgs e)
{
if (Events != null) {
FormViewUpdateEventHandler eh = (FormViewUpdateEventHandler) Events [ItemUpdatingEvent];
- if (eh != null) eh (this, e);
+ if (eh != null) {
+ eh (this, e);
+ return;
+ }
}
+ if (!IsBoundUsingDataSourceID)
+ throw new HttpException (String.Format (unhandledEventExceptionMessage, ID, "ItemUpdating"));
}
[EditorAttribute ("System.Web.UI.Design.ImageUrlEditor, " + Consts.AssemblySystem_Design, "System.Drawing.Design.UITypeEditor, " + Consts.AssemblySystem_Drawing)]
public virtual string BackImageUrl {
get {
- object ob = ViewState ["BackImageUrl"];
- if (ob != null) return (string) ob;
- return string.Empty;
+ if (ControlStyleCreated)
+ return ((TableStyle) ControlStyle).BackImageUrl;
+ return String.Empty;
}
set {
- ViewState ["BackImageUrl"] = value;
- RequireBinding ();
+ ((TableStyle) ControlStyle).BackImageUrl = value;
}
}
[BrowsableAttribute (false)]
public virtual FormViewRow BottomPagerRow {
get {
- EnsureDataBound ();
+ EnsureChildControls ();
return bottomPagerRow;
}
}
public virtual int CellPadding
{
get {
- object o = ViewState ["CellPadding"];
- if (o != null) return (int) o;
+ if (ControlStyleCreated)
+ return ((TableStyle) ControlStyle).CellPadding;
return -1;
}
set {
- if (value < -1)
- throw new ArgumentOutOfRangeException ("< -1");
- ViewState ["CellPadding"] = value;
- RequireBinding ();
+ ((TableStyle) ControlStyle).CellPadding = value;
}
}
public virtual int CellSpacing
{
get {
- object o = ViewState ["CellSpacing"];
- if (o != null) return (int) o;
+ if (ControlStyleCreated)
+ return ((TableStyle) ControlStyle).CellSpacing;
return 0;
}
set {
- if (value < -1)
- throw new ArgumentOutOfRangeException ("< -1");
- ViewState["CellSpacing"] = value;
- RequireBinding ();
+ ((TableStyle) ControlStyle).CellSpacing = value;
}
}
[BrowsableAttribute (false)]
public FormViewMode CurrentMode {
get {
- return currentMode;
+ return hasCurrentMode ? currentMode : DefaultMode;
+ }
+ private set {
+ hasCurrentMode = true;
+ currentMode = value;
}
}
}
}
+ IOrderedDictionary KeyTable {
+ get {
+ if (_keyTable == null) {
+ _keyTable = new OrderedDictionary (DataKeyNames.Length);
+ }
+ return _keyTable;
+ }
+ }
+
[BrowsableAttribute (false)]
[DesignerSerializationVisibilityAttribute (DesignerSerializationVisibility.Hidden)]
public virtual DataKey DataKey {
get {
- EnsureDataBound ();
+ if (key == null) {
+ key= new DataKey (KeyTable);
+ }
return key;
}
}
+ DataKey OldEditValues {
+ get {
+ if (oldEditValues == null) {
+ oldEditValues = new DataKey (new OrderedDictionary ());
+ }
+ return oldEditValues;
+ }
+ }
+
[DefaultValue (null)]
[TemplateContainer (typeof(FormView), BindingDirection.TwoWay)]
[PersistenceMode (PersistenceMode.InnerProperty)]
[Browsable (false)]
public virtual ITemplate EditItemTemplate {
get { return editItemTemplate; }
- set { editItemTemplate = value; RequireBinding (); }
+ set { editItemTemplate = value; }
}
[WebCategoryAttribute ("Styles")]
[Browsable (false)]
public virtual ITemplate EmptyDataTemplate {
get { return emptyDataTemplate; }
- set { emptyDataTemplate = value; RequireBinding (); }
+ set { emptyDataTemplate = value; }
}
[LocalizableAttribute (true)]
[Browsable (false)]
public virtual ITemplate FooterTemplate {
get { return footerTemplate; }
- set { footerTemplate = value; RequireBinding (); }
+ set { footerTemplate = value; }
}
[LocalizableAttribute (true)]
[DefaultValueAttribute (GridLines.None)]
public virtual GridLines GridLines {
get {
- return ((TableStyle) ControlStyle).GridLines;
+ if (ControlStyleCreated)
+ return ((TableStyle) ControlStyle).GridLines;
+ return GridLines.None;
}
set {
((TableStyle) ControlStyle).GridLines = value;
[Browsable (false)]
public virtual ITemplate HeaderTemplate {
get { return headerTemplate; }
- set { headerTemplate = value; RequireBinding (); }
+ set { headerTemplate = value; }
}
[LocalizableAttribute (true)]
[DefaultValueAttribute (HorizontalAlign.NotSet)]
public virtual HorizontalAlign HorizontalAlign {
get {
- object ob = ViewState ["HorizontalAlign"];
- if (ob != null) return (HorizontalAlign) ob;
+ if (ControlStyleCreated)
+ return ((TableStyle) ControlStyle).HorizontalAlign;
return HorizontalAlign.NotSet;
}
set {
- ViewState ["HorizontalAlign"] = value;
- RequireBinding ();
+ ((TableStyle) ControlStyle).HorizontalAlign = value;
}
}
[Browsable (false)]
public virtual ITemplate InsertItemTemplate {
get { return insertItemTemplate; }
- set { insertItemTemplate = value; RequireBinding (); }
+ set { insertItemTemplate = value; }
}
[WebCategoryAttribute ("Styles")]
[Browsable (false)]
public virtual ITemplate ItemTemplate {
get { return itemTemplate; }
- set { itemTemplate = value; RequireBinding (); }
+ set { itemTemplate = value; }
}
[BrowsableAttribute (false)]
[DesignerSerializationVisibilityAttribute (DesignerSerializationVisibility.Hidden)]
public virtual int PageCount {
get {
- if (pageCount != 0) return pageCount;
- EnsureDataBound ();
return pageCount;
}
+ private set {
+ pageCount = value;
+ }
}
[WebCategoryAttribute ("Paging")]
return pageIndex;
}
set {
- if (pageIndex == value)
+ if (value < -1)
+ throw new ArgumentOutOfRangeException ("PageIndex must be non-negative");
+ if (pageIndex == value || value == -1)
return;
pageIndex = value;
RequireBinding ();
[DefaultValue (null)]
- /* DataControlPagerCell isnt specified in the docs */
- //[TemplateContainer (typeof(DataControlPagerCell), BindingDirection.OneWay)]
+ [TemplateContainerAttribute (typeof (FormView))]
[PersistenceMode (PersistenceMode.InnerProperty)]
[Browsable (false)]
public virtual ITemplate PagerTemplate {
get { return pagerTemplate; }
- set { pagerTemplate = value; RequireBinding (); }
+ set { pagerTemplate = value; }
}
[DesignerSerializationVisibilityAttribute (DesignerSerializationVisibility.Hidden)]
[BrowsableAttribute (false)]
public virtual FormViewRow Row {
get {
- EnsureDataBound ();
+ EnsureChildControls ();
return itemRow;
}
}
[BrowsableAttribute (false)]
public virtual FormViewRow TopPagerRow {
get {
- EnsureDataBound ();
+ EnsureChildControls ();
return topPagerRow;
}
}
[BrowsableAttribute (false)]
public virtual object DataItem {
get {
- EnsureDataBound ();
return dataItem;
}
}
protected override DataSourceSelectArguments CreateDataSourceSelectArguments ()
{
- return base.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;
+ if (rowType == DataControlRowType.Pager)
+ return new FormViewPagerRow (rowIndex, rowType, rowState);
+ else
+ return new FormViewRow (rowIndex, rowType, rowState);
}
void RequireBinding ()
{
if (Initialized) {
- pageCount = -1;
RequiresDataBinding = true;
}
}
protected virtual Table CreateTable ()
{
- Table table = new Table ();
- table.Caption = Caption;
- table.CaptionAlign = CaptionAlign;
- table.CellPadding = CellPadding;
- table.CellSpacing = CellSpacing;
- table.HorizontalAlign = HorizontalAlign;
- table.BackImageUrl = BackImageUrl;
- return table;
+ return new ContainedTable (this);
}
- [MonoTODO]
protected override void EnsureDataBound ()
{
- base.EnsureDataBound ();
+ if (CurrentMode == FormViewMode.Insert) {
+ if (RequiresDataBinding) {
+ OnDataBinding (EventArgs.Empty);
+ RequiresDataBinding = false;
+ InternalPerformDataBinding (null);
+ MarkAsDataBound ();
+ OnDataBound (EventArgs.Empty);
+ }
+ }
+ else
+ base.EnsureDataBound ();
}
protected override Style CreateControlStyle ()
protected override int CreateChildControls (IEnumerable data, bool dataBinding)
{
PagedDataSource dataSource = new PagedDataSource ();
- dataSource.DataSource = data;
+ dataSource.DataSource = CurrentMode != FormViewMode.Insert ? data : null;
dataSource.AllowPaging = AllowPaging;
dataSource.PageSize = 1;
dataSource.CurrentPageIndex = PageIndex;
- if (dataBinding) {
+ if (dataBinding && CurrentMode != FormViewMode.Insert) {
DataSourceView view = GetData ();
if (view != null && view.CanPage) {
dataSource.AllowServerPaging = true;
- if (view.CanRetrieveTotalRowCount)
+ if (SelectArguments.RetrieveTotalRowCount)
dataSource.VirtualCount = SelectArguments.TotalRowCount;
}
}
- pageCount = dataSource.DataSourceCount;
- bool showPager = AllowPaging && (pageCount > 1);
+ PagerSettings pagerSettings = PagerSettings;
+ bool showPager = AllowPaging && pagerSettings.Visible && (dataSource.PageCount > 1);
Controls.Clear ();
table = CreateTable ();
Controls.Add (table);
-
- if (!Page.IsPostBack)
- currentMode = DefaultMode;
+ headerRow = null;
+ footerRow = null;
+ topPagerRow = null;
+ bottomPagerRow = null;
// Gets the current data item
-
- IEnumerator e = dataSource.GetEnumerator ();
- dataItem = null;
if (AllowPaging) {
- if (e.MoveNext ())
- dataItem = e.Current;
+ PageCount = dataSource.DataSourceCount;
+ if (PageIndex >= PageCount && PageCount > 0) {
+ pageIndex = dataSource.CurrentPageIndex = PageCount - 1;
+ }
+ if (dataSource.DataSource != null) {
+ IEnumerator e = dataSource.GetEnumerator ();
+ if (e.MoveNext ())
+ dataItem = e.Current;
+ }
}
- else
- for (int page = 0; e.MoveNext (); page++ )
- if (page == PageIndex)
- dataItem = e.Current;
-
+ else {
+ int page = 0;
+ object lastItem = null;
+ if (dataSource.DataSource != null) {
+ IEnumerator e = dataSource.GetEnumerator ();
+ for (; e.MoveNext (); page++) {
+ lastItem = e.Current;
+ if (page == PageIndex)
+ dataItem = e.Current;
+ }
+ }
+ PageCount = page;
+ if (PageIndex >= PageCount && PageCount > 0) {
+ pageIndex = PageCount - 1;
+ dataItem = lastItem;
+ }
+ }
+
// Main table creation
-
- if (HeaderText.Length != 0 || headerTemplate != null) {
+ bool emptyRow = PageCount == 0 && CurrentMode != FormViewMode.Insert;
+
+ if (!emptyRow) {
headerRow = CreateRow (-1, DataControlRowType.Header, DataControlRowState.Normal);
InitializeRow (headerRow);
table.Rows.Add (headerRow);
}
-
- if (showPager && PagerSettings.Position == PagerPosition.Top || PagerSettings.Position == PagerPosition.TopAndBottom) {
+
+ 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) {
+ 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.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);
+ table.Rows.Add (itemRow);
}
- if (FooterText.Length != 0 || footerTemplate != null) {
+ if (!emptyRow) {
footerRow = CreateRow (-1, DataControlRowType.Footer, DataControlRowState.Normal);
InitializeRow (footerRow);
table.Rows.Add (footerRow);
}
+ if (showPager && pagerSettings.Position == PagerPosition.Bottom || pagerSettings.Position == PagerPosition.TopAndBottom) {
+ bottomPagerRow = CreateRow (0, DataControlRowType.Pager, DataControlRowState.Normal);
+ InitializePager (bottomPagerRow, dataSource);
+ table.Rows.Add (bottomPagerRow);
+ }
+
+ OnItemCreated (EventArgs.Empty);
+
if (dataBinding)
DataBind (false);
-
- return dataSource.DataSourceCount;
+
+ return PageCount;
}
DataControlRowState GetRowState ()
if (pagerTemplate != null)
pagerTemplate.InstantiateIn (cell);
else
- cell.Controls.Add (PagerSettings.CreatePagerControl (dataSource.CurrentPageIndex, dataSource.PageCount, pagerStyle));
+ cell.Controls.Add (PagerSettings.CreatePagerControl (dataSource.CurrentPageIndex, dataSource.PageCount));
row.Cells.Add (cell);
}
if ((row.RowState & DataControlRowState.Edit) != 0) {
if (editItemTemplate != null)
editItemTemplate.InstantiateIn (cell);
+ else
+ row.Visible = false;
} else if ((row.RowState & DataControlRowState.Insert) != 0) {
if (insertItemTemplate != null)
insertItemTemplate.InstantiateIn (cell);
- } else if (itemTemplate != null)
+ else
+ row.Visible = false;
+ }
+ else if (itemTemplate != null)
itemTemplate.InstantiateIn (cell);
+ else
+ row.Visible = false;
}
else if (row.RowType == DataControlRowType.EmptyDataRow)
{
if (emptyDataTemplate != null)
emptyDataTemplate.InstantiateIn (cell);
- else
+ else if (!String.IsNullOrEmpty (EmptyDataText))
cell.Text = EmptyDataText;
+ else
+ row.Visible = false;
}
else if (row.RowType == DataControlRowType.Footer)
{
if (footerTemplate != null)
footerTemplate.InstantiateIn (cell);
- else
+ else if (!String.IsNullOrEmpty (FooterText))
cell.Text = FooterText;
+ else
+ row.Visible = false;
}
else if (row.RowType == DataControlRowType.Header)
{
if (headerTemplate != null)
headerTemplate.InstantiateIn (cell);
- else
+ else if (!String.IsNullOrEmpty (HeaderText))
cell.Text = HeaderText;
+ else
+ row.Visible = false;
}
cell.ColumnSpan = 2;
row.Cells.Add (cell);
}
- IOrderedDictionary CreateRowDataKey (object dataItem)
+ void FillRowDataKey (object dataItem)
{
+ KeyTable.Clear ();
+
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]];
+ PropertyDescriptor p = props.Find (DataKeyNames [n], true);
if (p == null)
- new InvalidOperationException ("Property '" + DataKeyNames[n] + "' not found in object of type " + dataItem.GetType());
+ throw 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;
+ KeyTable [p.Name] = p.GetValue (dataItem);
}
IOrderedDictionary GetRowValues (bool includePrimaryKey)
if (bt != null) {
IOrderedDictionary values = bt.ExtractValues (Row.Cells [0]);
+ if (values != null)
foreach (DictionaryEntry e in values) {
if (includeKeys || Array.IndexOf (DataKeyNames, e.Key) == -1)
fieldValues [e.Key] = e.Value;
public sealed override void DataBind ()
{
- if (CurrentMode == FormViewMode.Insert) {
- RequiresDataBinding = false;
- PerformDataBinding (new object [] { null });
- return;
- }
-
- DataSourceView view = GetData ();
- if (AllowPaging && view.CanPage) {
- SelectArguments.StartRowIndex = PageIndex;
- SelectArguments.MaximumRows = 1;
- if (view.CanRetrieveTotalRowCount)
- SelectArguments.RetrieveTotalRowCount = true;
- }
-
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);
+ FillRowDataKey (dataItem);
+ key = new DataKey (KeyTable);
}
}
base.PerformDataBinding (data);
}
- [MonoTODO]
protected internal virtual void PrepareControlHierarchy ()
{
- throw new NotImplementedException ();
+ 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)
{
FormViewCommandEventArgs args = e as FormViewCommandEventArgs;
if (args != null) {
- OnItemCommand (args);
- ProcessEvent (args.CommandName, args.CommandArgument as string);
+ bool causesValidation = false;
+ IButtonControl button = args.CommandSource as IButtonControl;
+ if (button != null && button.CausesValidation) {
+ Page.Validate (button.ValidationGroup);
+ causesValidation = true;
+ }
+ ProcessCommand (args, causesValidation);
+ return true;
}
return base.OnBubbleEvent (source, e);
}
+
+ void ProcessCommand (FormViewCommandEventArgs args, bool causesValidation)
+ {
+ OnItemCommand (args);
+ ProcessEvent (args.CommandName, args.CommandArgument as string, causesValidation);
+ }
- void IPostBackEventHandler.RaisePostBackEvent(string eventArgument)
+ void IPostBackEventHandler.RaisePostBackEvent (string eventArgument)
{
RaisePostBackEvent (eventArgument);
}
protected virtual void RaisePostBackEvent (string eventArgument)
{
int i = eventArgument.IndexOf ('$');
+ CommandEventArgs arg;
if (i != -1)
- ProcessEvent (eventArgument.Substring (0, i), eventArgument.Substring (i + 1));
+ arg = new CommandEventArgs (eventArgument.Substring (0, i), eventArgument.Substring (i + 1));
else
- ProcessEvent (eventArgument, null);
+ arg = new CommandEventArgs (eventArgument, null);
+ ProcessCommand (new FormViewCommandEventArgs (this, arg), false);
}
-
- void ProcessEvent (string eventName, string param)
+
+ void ProcessEvent (string eventName, string param, bool causesValidation)
{
switch (eventName)
{
break;
case DataControlCommands.EditCommandName:
- ChangeMode (FormViewMode.Edit);
+ ProcessChangeMode (FormViewMode.Edit, false);
break;
case DataControlCommands.NewCommandName:
- ChangeMode (FormViewMode.Insert);
+ ProcessChangeMode (FormViewMode.Insert, false);
break;
case DataControlCommands.UpdateCommandName:
- UpdateItem (param, true);
+ UpdateItem (param, causesValidation);
break;
case DataControlCommands.CancelCommandName:
break;
case DataControlCommands.InsertCommandName:
- InsertItem (true);
+ InsertItem (causesValidation);
break;
}
}
- void ShowPage (int newIndex)
+ void ShowPage (int index)
{
- FormViewPageEventArgs args = new FormViewPageEventArgs (newIndex);
+ FormViewPageEventArgs args = new FormViewPageEventArgs (index);
OnPageIndexChanging (args);
- if (!args.Cancel) {
- newIndex = args.NewPageIndex;
- if (newIndex < 0 || newIndex >= PageCount)
- return;
- EndRowEdit (false);
- PageIndex = newIndex;
- OnPageIndexChanged (EventArgs.Empty);
- }
+
+ if (args.Cancel || !IsBoundUsingDataSourceID)
+ return;
+
+ int newIndex = args.NewPageIndex;
+ if (newIndex < 0 || newIndex >= PageCount)
+ return;
+ EndRowEdit (false, false);
+ PageIndex = newIndex;
+ OnPageIndexChanged (EventArgs.Empty);
}
public void ChangeMode (FormViewMode newMode)
{
- FormViewModeEventArgs args = new FormViewModeEventArgs (newMode, false);
+ if (CurrentMode == newMode)
+ return;
+ CurrentMode = newMode;
+ RequireBinding ();
+ }
+
+ void ProcessChangeMode (FormViewMode newMode, bool cancelingEdit)
+ {
+ FormViewModeEventArgs args = new FormViewModeEventArgs (newMode, cancelingEdit);
OnModeChanging (args);
- if (!args.Cancel) {
- currentMode = args.NewMode;
- OnModeChanged (EventArgs.Empty);
- RequireBinding ();
- }
+
+ if (args.Cancel || !IsBoundUsingDataSourceID)
+ return;
+
+ ChangeMode (args.NewMode);
+
+ OnModeChanged (EventArgs.Empty);
}
void CancelEdit ()
{
- FormViewModeEventArgs args = new FormViewModeEventArgs (FormViewMode.ReadOnly, true);
- OnModeChanging (args);
- if (!args.Cancel) {
- EndRowEdit ();
- }
+ EndRowEdit (true, true);
}
public virtual void UpdateItem (bool causesValidation)
void UpdateItem (string param, bool causesValidation)
{
- if (causesValidation)
- Page.Validate ();
-
- if (currentMode != FormViewMode.Edit) throw new NotSupportedException ();
+ if (causesValidation && Page != null && !Page.IsValid)
+ return;
- currentEditOldValues = oldEditValues.Values;
+ if (currentMode != FormViewMode.Edit) throw new HttpException ("Must be in Edit mode");
+
+ 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 ();
+
+ if (args.Cancel || !IsBoundUsingDataSourceID)
+ return;
+
+ DataSourceView view = GetData ();
+ if (view == null)
+ throw new HttpException ("The DataSourceView associated to data bound control was null");
+ view.Update (currentEditRowKeys, currentEditNewValues, currentEditOldValues, new DataSourceViewOperationCallback (UpdateCallback));
}
bool UpdateCallback (int recordsAffected, Exception exception)
OnItemUpdated (dargs);
if (!dargs.KeepInEditMode)
- EndRowEdit ();
+ EndRowEdit (true, false);
return dargs.ExceptionHandled;
}
void InsertItem (string param, bool causesValidation)
{
- if (causesValidation)
- Page.Validate ();
+ if (causesValidation && Page != null && !Page.IsValid)
+ return;
- if (currentMode != FormViewMode.Insert) throw new NotSupportedException ();
+ if (currentMode != FormViewMode.Insert) throw new HttpException ("Must be in Insert mode");
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 ();
+
+ if (args.Cancel || !IsBoundUsingDataSourceID)
+ return;
+
+ DataSourceView view = GetData ();
+ if (view == null)
+ throw new HttpException ("The DataSourceView associated to data bound control was null");
+ view.Insert (currentEditNewValues, new DataSourceViewOperationCallback (InsertCallback));
}
bool InsertCallback (int recordsAffected, Exception exception)
OnItemInserted (dargs);
if (!dargs.KeepInInsertMode)
- EndRowEdit ();
+ EndRowEdit (true, false);
return dargs.ExceptionHandled;
}
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);
- }
+ if (args.Cancel || !IsBoundUsingDataSourceID)
+ return;
+
+ if (PageIndex > 0 && PageIndex == PageCount - 1)
+ PageIndex--;
+
+ RequireBinding ();
+
+ DataSourceView view = GetData ();
+ if (view != null)
+ view.Delete (currentEditRowKeys, currentEditNewValues, new DataSourceViewOperationCallback (DeleteCallback));
+ else {
+ FormViewDeletedEventArgs dargs = new FormViewDeletedEventArgs (0, null, currentEditRowKeys, currentEditNewValues);
+ OnItemDeleted (dargs);
}
- }
+ }
bool DeleteCallback (int recordsAffected, Exception exception)
{
return dargs.ExceptionHandled;
}
- void EndRowEdit ()
- {
- EndRowEdit (true);
- }
-
- void EndRowEdit (bool switchToDefaultMode)
+ void EndRowEdit (bool switchToDefaultMode, bool cancelingEdit)
{
if (switchToDefaultMode)
- ChangeMode (DefaultMode);
+ ProcessChangeMode (DefaultMode, cancelingEdit);
oldEditValues = new DataKey (new OrderedDictionary ());
currentEditRowKeys = null;
currentEditOldValues = null;
base.LoadControlState (state[0]);
pageIndex = (int) state[1];
pageCount = (int) state[2];
- currentMode = (FormViewMode) state[3];
+ CurrentMode = (FormViewMode) state[3];
defaultMode = (FormViewMode) state[4];
dataKeyNames = (string[]) state[5];
+ if (state [6] != null)
+ ((IStateManager) DataKey).LoadViewState (state [6]);
+ if (state [7] != null)
+ ((IStateManager) OldEditValues).LoadViewState (state [7]);
}
protected internal override object SaveControlState ()
{
object bstate = base.SaveControlState ();
- return new object[] {
- bstate, pageIndex, pageCount, currentMode, defaultMode, dataKeyNames
+ return new object [] {
+ bstate,
+ pageIndex,
+ pageCount,
+ CurrentMode,
+ defaultMode,
+ dataKeyNames,
+ (key == null ? null : ((IStateManager)key).SaveViewState()),
+ (oldEditValues == null ? null : ((IStateManager) oldEditValues).SaveViewState ())
};
}
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];
+ object[] states = new object [10];
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());
+ states[1] = (pagerSettings == null ? null : ((IStateManager)pagerSettings).SaveViewState());
+ states[2] = (footerStyle == null ? null : ((IStateManager)footerStyle).SaveViewState());
+ states[3] = (headerStyle == null ? null : ((IStateManager)headerStyle).SaveViewState());
+ states[4] = (pagerStyle == null ? null : ((IStateManager)pagerStyle).SaveViewState());
+ states[5] = (rowStyle == null ? null : ((IStateManager)rowStyle).SaveViewState());
+ states[6] = (insertRowStyle == null ? null : ((IStateManager)insertRowStyle).SaveViewState());
+ states[7] = (editRowStyle == null ? null : ((IStateManager)editRowStyle).SaveViewState());
+ states[8] = (emptyDataRowStyle == null ? null : ((IStateManager)emptyDataRowStyle).SaveViewState());
for (int i = states.Length - 1; i >= 0; i--) {
if (states [i] != null)
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]);
+ if (states[1] != null) ((IStateManager)PagerSettings).LoadViewState (states[1]);
+ if (states[2] != null) ((IStateManager)FooterStyle).LoadViewState (states[2]);
+ if (states[3] != null) ((IStateManager)HeaderStyle).LoadViewState (states[3]);
+ if (states[4] != null) ((IStateManager)PagerStyle).LoadViewState (states[4]);
+ if (states[5] != null) ((IStateManager)RowStyle).LoadViewState (states[5]);
+ if (states[6] != null) ((IStateManager)InsertRowStyle).LoadViewState (states[6]);
+ if (states[7] != null) ((IStateManager)EditRowStyle).LoadViewState (states[7]);
+ if (states[8] != null) ((IStateManager)EmptyDataRowStyle).LoadViewState (states[8]);
}
protected internal override void Render (HtmlTextWriter writer)
{
- switch (GridLines) {
- case GridLines.Horizontal:
- writer.AddAttribute (HtmlTextWriterAttribute.Rules, "rows");
- writer.AddAttribute (HtmlTextWriterAttribute.Border, "1");
- break;
- case GridLines.Vertical:
- writer.AddAttribute (HtmlTextWriterAttribute.Rules, "cols");
- writer.AddAttribute (HtmlTextWriterAttribute.Border, "1");
- break;
- case GridLines.Both:
- writer.AddAttribute (HtmlTextWriterAttribute.Rules, "all");
- writer.AddAttribute (HtmlTextWriterAttribute.Border, "1");
- break;
- default:
- writer.AddAttribute (HtmlTextWriterAttribute.Border, "0");
- break;
- }
+ PrepareControlHierarchy ();
- writer.AddAttribute (HtmlTextWriterAttribute.Cellspacing, "0");
- if (!string.IsNullOrEmpty (ControlStyle.CssClass))
- writer.AddAttribute (HtmlTextWriterAttribute.Class, ControlStyle.CssClass);
-
- table.ControlStyle.MergeWith (ControlStyle);
- table.RenderBeginTag (writer);
-
- foreach (FormViewRow row in table.Rows)
- {
- switch (row.RowType) {
- case DataControlRowType.Header:
- if (headerStyle != null)headerStyle.AddAttributesToRender (writer, row);
- break;
- case DataControlRowType.Footer:
- if (footerStyle != null) footerStyle.AddAttributesToRender (writer, row);
- break;
- case DataControlRowType.Pager:
- if (pagerStyle != null) pagerStyle.AddAttributesToRender (writer, row);
- break;
- case DataControlRowType.EmptyDataRow:
- if (emptyDataRowStyle != null) emptyDataRowStyle.AddAttributesToRender (writer, row);
- break;
- default:
- if (rowStyle != null) rowStyle.AddAttributesToRender (writer, row);
- break;
- }
-
- if ((row.RowState & DataControlRowState.Edit) != 0 && editRowStyle != null)
- editRowStyle.AddAttributesToRender (writer, row);
- if ((row.RowState & DataControlRowState.Insert) != 0 && insertRowStyle != null)
- insertRowStyle.AddAttributesToRender (writer, row);
-
- row.RenderBeginTag (writer);
-
- for (int n=0; n<row.Cells.Count; n++)
- row.Cells[n].Render (writer);
+ if (table == null)
+ return;
- row.RenderEndTag (writer);
- }
- table.RenderEndTag (writer);
+ table.Render (writer);
}
PostBackOptions IPostBackContainer.GetPostBackOptions (IButtonControl control)
{
- Control ctrl = control as Control;
- return new PostBackOptions(ctrl);
+ 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;
}
}
projects / mono.git / blobdiff