/// <summary>
/// Converts the specified value to the target type.
/// </summary>
/// <param name="value">Input value to convert.</param>
/// <param name="targetType">Desired target type.</param>
/// <param name="parameter">Conversion parameters.</param>
/// <param name="culture">Culture settings.</param>
/// <returns>The converted type.</returns>
public object Convert(object value, System.Type targetType, object parameter, System.Globalization.CultureInfo culture)
{
if (value != null && parameter != null)
{
if (value.GetType() != typeof(System.Collections.Generic.Dictionary <string, string>))
{
throw new System.ArgumentException("This value converter can only convert Dictionary Items of string string type.");
}
if (parameter.GetType() != typeof(string))
{
throw new System.ArgumentException("The parameter for the converter was not specified. Please specify Key name as ConverterParameter");
}
Dictionary <string, string> dictionary;
dictionary = value as Dictionary <string, string>;
if (null != dictionary)
{
string templateName = dictionary[(string)parameter];
object o = System.Windows.Application.Current.Resources[templateName];
System.Windows.DataTemplate dt = o as System.Windows.DataTemplate;
return(DataTemplateHelper.LoadContent(dt));
}
}
return(null);
}
/// <summary>
/// Loads the template content for a cell in look ahead/look behind view.
/// </summary>
/// <param name="column">Template column.</param>
/// <returns>UIElement to be loaded into the cell.</returns>
private static UIElement LoadViewContent(ColumnManager column)
{
Grid cellTemplate = DataTemplateHelper.LoadContent(column.MasterCellTemplate) as Grid;
UIElement customLookAheadCellTemplate = DataTemplateHelper.LoadContent(column.CellTemplate) as UIElement;
cellTemplate.Children.Add(customLookAheadCellTemplate);
return(cellTemplate);
}
/// <summary>
/// Updates the summary for Look ahead/behind columns.
/// </summary>
/// <param name="dataContext">The data context for summary.</param>
/// <param name="rowIndex">Row index for the current binding.</param>
/// <param name="behindSummary">Specifies if the summary is for look behind or not.</param>
internal void UpdateSummary(object dataContext, int rowIndex, bool behindSummary)
{
if (this.columns.Count > 0 && this.columns[0].SummaryManager != null)
{
SummaryManager summaryManager = this.columns[0].SummaryManager;
Panel dataTemplate;
if (summaryManager.MainPanel.Children.Count == 0)
{
object templateObject = DataTemplateHelper.LoadContent(summaryManager.CellTemplate);
dataTemplate = templateObject as Panel;
dataTemplate.DataContext = dataContext;
summaryManager.MainPanel.Children.Insert(0, dataTemplate);
}
else
{
dataTemplate = summaryManager.MainPanel.Children[0] as Panel;
dataTemplate.DataContext = dataContext;
}
dataTemplate.Tag = String.Format(System.Globalization.CultureInfo.CurrentCulture, WrapDataGridResources.SummaryCellTemplateTagFormat, rowIndex + (behindSummary ? -1 : 1));
}
}
/// <summary>
/// Loads the template content for a cell in main view.
/// </summary>
/// <param name="column">Template column.</param>
/// <returns>UIElement to be loaded into the cell.</returns>
private static UIElement LoadMainViewContent(ColumnManager column)
{
UIElement customCellTemplate;
if (column.MasterCellTemplate == null)
{
customCellTemplate = DataTemplateHelper.LoadContent(column.CellTemplate) as UIElement;
return(customCellTemplate);
}
Grid cellTemplate = DataTemplateHelper.LoadContent(column.MasterCellTemplate) as Grid;
customCellTemplate = DataTemplateHelper.LoadContent(column.CellTemplate) as UIElement;
if (column.BodyMargin != null)
{
customCellTemplate.SetValue(Canvas.MarginProperty, column.BodyMargin);
}
customCellTemplate.SetValue(Grid.ColumnProperty, 0);
customCellTemplate.SetValue(Grid.RowProperty, 1);
cellTemplate.Children.Add(customCellTemplate);
return(cellTemplate);
}
/// <summary>
/// Adds an almost blank row(row with bare minimum data) to the list of rows.
/// </summary>
/// <param name="dataContext">The Data Context for the row.</param>
public void AddBlank(object dataContext)
{
DataBoundRow tempRow = new DataBoundRow(this.lastRow);
tempRow.HostingWrapDataGrid = this.HostingWrapDataGrid;
tempRow.Visibility = Visibility.Visible;
tempRow.DataContext = dataContext;
bool addHeaderIntoPanel = false;
DataBoundRowGrouping grouping = null;
if (null != this.groupingTemplateLogic)
{
grouping = DataTemplateHelper.LoadContent(this.groupingTemplateLogic) as DataBoundRowGrouping;
if (null != grouping)
{
grouping.DataSource = dataContext;
tempRow.Grouping = grouping;
if (null == this.lastRow)
{
// new header as we are the first row and we have a grouping template
addHeaderIntoPanel = true;
}
else
{
if (this.lastRow.Grouping.GroupingText != tempRow.Grouping.GroupingText)
{
// we have a grouping template and we are not the same as the last row.
addHeaderIntoPanel = true;
}
}
// Update the groupings hash table.
if (this.hashGroupings.ContainsKey(tempRow.Grouping.GroupingText))
{
Collection <DataBoundRow> groupedRows = this.hashGroupings[tempRow.Grouping.GroupingText];
groupedRows.Add(tempRow);
}
else
{
Collection <DataBoundRow> groupedRows = new Collection <DataBoundRow>();
groupedRows.Add(tempRow);
this.hashGroupings.Add(tempRow.Grouping.GroupingText, groupedRows);
}
}
}
// Indicates this row contains group header
if (addHeaderIntoPanel && this.lastRow != null)
{
this.RaiseGroupingRenderEvent();
}
foreach (ColumnManager column in this.columns)
{
if (this.rightToLeft)
{
column.StackPanel.Children.Insert(0, new StackPanel());
}
else
{
column.StackPanel.Children.Add(new StackPanel());
}
}
tempRow.Index = this.rows.Count;
tempRow.IsBlank = true;
this.lastRow = tempRow;
this.rows.Add(tempRow);
}
/// <summary>
/// Adds complete data to a blank row (row with partially filled data) created earlier.
/// </summary>
/// <param name="position">Position of the Blank Row.</param>
public void FillBlankRowWithData(int position)
{
DataBoundRow row = this.rows[position];
object dataContext = row.DataContext; //// retrieve the data context stored earlier in the row.
FrameworkElement groupingPresentation = null;
bool addHeaderIntoPanel = false;
// if this is not the first row, get the previous row's reference
if (position > 0)
{
this.lastRow = this.rows[position - 1];
}
if (null != this.groupingTemplateLogic)
{
if (null == this.lastRow)
{
// new header as we are the first row and we have a grouping template
addHeaderIntoPanel = true;
}
else
{
if (this.lastRow.Grouping.GroupingText != row.Grouping.GroupingText)
{
// we have a grouping template and we are not the same as the last row.
addHeaderIntoPanel = true;
}
}
}
// Indicates this row contains group header
if (addHeaderIntoPanel && this.lastRow != null)
{
this.RaiseGroupingRenderEvent();
}
this.lastRow = row;
bool addGroupingTitle = true;
bool bindHeights = false;
if (this.columns.Count > 1)
{
bindHeights = true;
}
int replacePositionForRightToLeft = 0;
foreach (ColumnManager column in this.columns)
{
cellId++;
Panel dataTemplate = this.LoadContent(column) as Panel;
dataTemplate.SetValue(FrameworkElement.NameProperty, String.Format(System.Globalization.CultureInfo.CurrentCulture, WrapDataGridResources.CellNameFormat, cellId));
if (null == dataTemplate)
{
throw new ArgumentException(WrapDataGridResources.InvalidCellTemplateRootElement);
}
StackPanel heightController = new StackPanel();
heightController.Orientation = Orientation.Vertical;
ToolTip currentTooltip = new ToolTip();
dataTemplate.DataContext = dataContext;
dataTemplate.Tag = string.Format(System.Globalization.CultureInfo.CurrentCulture, WrapDataGridResources.CellTagFormat, position, this.columns.Count - 1);
if (column.ToolTipTemplate != null)
{
FrameworkElement tooltipElement = column.ToolTipTemplate.LoadContent() as FrameworkElement;
tooltipElement.DataContext = dataContext;
if (tooltipElement != null)
{
if (tooltipElement.GetType().ToString() == "System.Windows.Controls.ContentControl")
{
tooltipElement.Height = row.Height;
tooltipElement.Width = column.Width;
}
currentTooltip.Content = tooltipElement;
}
if (currentTooltip != null)
{
ToolTipService.SetToolTip(heightController, currentTooltip);
}
}
if (this.RightToLeft == true)
{
//// Actual replace position is calculated as below, since this is a Right to Left Type
replacePositionForRightToLeft = this.rows.Count - 1 - position;
if (replacePositionForRightToLeft < column.StackPanel.Children.Count)
{
column.StackPanel.Children.RemoveAt(replacePositionForRightToLeft);
column.StackPanel.Children.Insert(replacePositionForRightToLeft, dataTemplate);
}
}
else
{
if (true == addHeaderIntoPanel)
{
groupingPresentation = DataTemplateHelper.LoadContent(this.groupingTemplatePresentation) as FrameworkElement;
if (null != groupingPresentation)
{
#if SILVERLIGHT
if (null != groupingPresentation && null != WrapDataGridResources.GroupButtonName && null != groupingPresentation.FindName(WrapDataGridResources.GroupButtonName))
{
Button hitButton = groupingPresentation.FindName(WrapDataGridResources.GroupButtonName) as Button;
hitButton.IsTabStop = false;
}
TextBlock groupTitle = groupingPresentation.FindName(WrapDataGridResources.GroupTitleName) as TextBlock;
#else
// ADDED as FindName is not functioning in the WPF version
TextBlock groupTitle = (groupingPresentation as Grid).Children[1] as TextBlock;
#endif
if (groupTitle == null)
{
throw new ArgumentNullException(WrapDataGridResources.NoGroupTitleElementFound);
}
// only add the title to the first column
if (addGroupingTitle)
{
groupTitle.Text = row.Grouping.GroupingText;
this.groupingTitles.Add(groupTitle);
row.GroupingHeader = groupingPresentation;
#if SILVERLIGHT
if (null != WrapDataGridResources.GroupButtonName && null != groupingPresentation.FindName(WrapDataGridResources.GroupButtonName))
{
Button hitButton = groupingPresentation.FindName(WrapDataGridResources.GroupButtonName) as Button;
hitButton.IsTabStop = true;
}
#endif
}
groupingPresentation.MouseLeftButtonDown += new MouseButtonEventHandler(this.GroupingPresentation_MouseLeftButtonDown);
groupingPresentation.SetValue(Grid.TagProperty, row.Grouping.GroupingText);
groupingPresentation.SetValue(Grid.NameProperty, WrapDataGridResources.GroupingPresentationName);
groupingPresentation.UpdateLayout();
#if !SILVERLIGHT
if (addGroupingTitle)
{
groupingPresentation.UpdateLayout();
}
#endif
dataTemplate.Children.Add(groupingPresentation);
dataTemplate.UpdateLayout();
addGroupingTitle = false;
}
}
heightController.Children.Add(dataTemplate);
// column.StackPanel.Children.Add(heightController);
column.StackPanel.Children.RemoveAt(position);
column.StackPanel.Children.Insert(position, heightController);
}
if (true == bindHeights)
{
System.Windows.Data.Binding binding = new System.Windows.Data.Binding(WrapDataGridResources.RowHeightPropertyName);
binding.Source = row;
heightController.SetBinding(StackPanel.HeightProperty, binding);
dataTemplate.Loaded += new RoutedEventHandler(this.DataTemplate_Loaded);
dataTemplate.SizeChanged += new SizeChangedEventHandler(this.DataTemplate_SizeChanged);
row.List.Add(heightController);
this.hashCells.Add(dataTemplate.Name, row);
}
}
row.Index = position;
row.IsBlank = false;
}
/*
* /// <summary>
* /// ColumnManagers collection.
* /// </summary>
* /// <param name="dictionary">The resources ResourceDictionary.</param>
* /// <returns>The collection of ColumnManagers.</returns>
* public static Collection<ColumnManager> ColumnManagers(ResourceDictionary dictionary)
* {
* Collection<ColumnManager> collection = new Collection<ColumnManager>();
* foreach (object item in dictionary.Values)
* {
* ColumnManager manager = item as ColumnManager;
* if (null != manager)
* {
* collection.Add(manager);
* }
* }
*
* return collection;
* }*/
#endregion
#region Public Methods
/// <summary>
/// Adds a row to the ColumnView.
/// </summary>
/// <param name="dataContext">The bound DataContext.</param>
/// <returns>True if row was added successfully.</returns>
public bool AddRow(object dataContext)
{
DataBoundRow row = new DataBoundRow(this.lastRow);
row.HostingWrapDataGrid = this.HostingWrapDataGrid;
row.Visibility = Visibility.Visible;
row.DataContext = dataContext;
bool addHeaderIntoPanel = false;
DataBoundRowGrouping grouping = null;
FrameworkElement groupingPresentation = null;
if (null != this.groupingTemplateLogic)
{
grouping = DataTemplateHelper.LoadContent(this.groupingTemplateLogic) as DataBoundRowGrouping;
if (null != grouping)
{
grouping.DataSource = dataContext;
row.Grouping = grouping;
if (null == this.lastRow)
{
// new header as we are the first row and we have a grouping template
addHeaderIntoPanel = true;
}
else
{
if (this.lastRow.Grouping.GroupingText != row.Grouping.GroupingText)
{
// we have a grouping template and we are not the same as the last row.
addHeaderIntoPanel = true;
}
}
// Update the groupings hash table.
if (this.hashGroupings.ContainsKey(row.Grouping.GroupingText))
{
Collection <DataBoundRow> groupedRows = this.hashGroupings[row.Grouping.GroupingText];
groupedRows.Add(row);
}
else
{
Collection <DataBoundRow> groupedRows = new Collection <DataBoundRow>();
groupedRows.Add(row);
this.hashGroupings.Add(row.Grouping.GroupingText, groupedRows);
}
}
}
// Indicates this row contains group header
if (addHeaderIntoPanel && this.lastRow != null)
{
this.RaiseGroupingRenderEvent();
}
this.lastRow = row;
bool addGroupingTitle = true;
bool bindHeights = false;
if (this.columns.Count > 1)
{
bindHeights = true;
}
foreach (ColumnManager column in this.columns)
{
cellId++;
Panel dataTemplate = this.LoadContent(column) as Panel;
dataTemplate.SetValue(FrameworkElement.NameProperty, String.Format(System.Globalization.CultureInfo.CurrentCulture, WrapDataGridResources.CellNameFormat, cellId));
if (null == dataTemplate)
{
throw new ArgumentException(WrapDataGridResources.InvalidCellTemplateRootElement);
}
StackPanel heightController = new StackPanel();
heightController.Orientation = Orientation.Vertical;
ToolTip currentTooltip = new ToolTip();
dataTemplate.DataContext = dataContext;
if (column.ToolTipTemplate != null)
{
FrameworkElement tooltipElement = column.ToolTipTemplate.LoadContent() as FrameworkElement;
tooltipElement.DataContext = dataContext;
if (tooltipElement != null)
{
if (tooltipElement.GetType().ToString() == "System.Windows.Controls.ContentControl")
{
tooltipElement.Height = row.Height;
tooltipElement.Width = column.Width;
}
currentTooltip.Content = tooltipElement;
}
if (currentTooltip != null)
{
ToolTipService.SetToolTip(heightController, currentTooltip);
}
}
dataTemplate.Tag = string.Format(System.Globalization.CultureInfo.CurrentCulture, WrapDataGridResources.CellTagFormat, this.rows.Count, this.columns.Count - 1);
if (this.RightToLeft == true)
{
column.StackPanel.Children.Insert(0, dataTemplate);
}
else
{
if (true == addHeaderIntoPanel)
{
groupingPresentation = DataTemplateHelper.LoadContent(this.groupingTemplatePresentation) as FrameworkElement;
if (null != groupingPresentation)
{
#if SILVERLIGHT
if (null != WrapDataGridResources.GroupButtonName && null != WrapDataGridResources.GroupButtonName && null != groupingPresentation.FindName(WrapDataGridResources.GroupButtonName))
{
Button hitButton = groupingPresentation.FindName(WrapDataGridResources.GroupButtonName) as Button;
hitButton.IsTabStop = false;
}
TextBlock groupTitle = groupingPresentation.FindName(WrapDataGridResources.GroupTitleName) as TextBlock;
#else
// ADDED as FindName is not functioning in the WPF version
TextBlock groupTitle = (groupingPresentation as Grid).Children[1] as TextBlock;
#endif
if (groupTitle == null)
{
throw new ArgumentNullException(WrapDataGridResources.NoGroupTitleElementFound);
}
////only add the title to the first column
if (addGroupingTitle)
{
groupTitle.Text = row.Grouping.GroupingText;
this.groupingTitles.Add(groupTitle);
row.GroupingHeader = groupingPresentation;
#if SILVERLIGHT
if (null != WrapDataGridResources.GroupButtonName && null != groupingPresentation.FindName(WrapDataGridResources.GroupButtonName))
{
Button hitButton = groupingPresentation.FindName(WrapDataGridResources.GroupButtonName) as Button;
hitButton.IsTabStop = true;
}
#endif
}
groupingPresentation.MouseLeftButtonDown += new MouseButtonEventHandler(this.GroupingPresentation_MouseLeftButtonDown);
groupingPresentation.SetValue(Grid.TagProperty, row.Grouping.GroupingText);
groupingPresentation.SetValue(Grid.NameProperty, WrapDataGridResources.GroupingPresentationName);
#if !SILVERLIGHT
if (addGroupingTitle)
{
groupingPresentation.UpdateLayout();
}
#endif
dataTemplate.Children.Add(groupingPresentation);
addGroupingTitle = false;
}
}
heightController.Children.Add(dataTemplate);
column.StackPanel.Children.Add(heightController);
}
if (true == bindHeights)
{
System.Windows.Data.Binding binding = new System.Windows.Data.Binding(WrapDataGridResources.RowHeightPropertyName);
binding.Source = row;
heightController.SetBinding(StackPanel.HeightProperty, binding);
dataTemplate.Loaded += new RoutedEventHandler(this.DataTemplate_Loaded);
dataTemplate.SizeChanged += new SizeChangedEventHandler(this.DataTemplate_SizeChanged);
row.List.Add(heightController);
this.hashCells.Add(dataTemplate.Name, row);
}
}
row.Index = this.rows.Count;
this.rows.Add(row);
return(true);
}
