/// <summary>
/// Retrieves the item at the specified flat index.
/// </summary>
/// <param name="index">The flat index.</param>
/// <returns>The item or null if not found.</returns>
public ToolbarItem FlatIndexItem(int index)
{
if (index >= 0)
{
foreach (ToolbarItem item in List)
{
if (item is ToolbarCheckGroup)
{
ToolbarCheckGroup group = (ToolbarCheckGroup)item;
if (index < group.Items.Count)
{
// The item is within the group
return(group.Items[index]);
}
else
{
// The item is outside the group
index -= group.Items.Count;
}
}
else
{
index--;
if (index < 0)
{
return(item);
}
}
}
}
return(null);
}
/// <summary>
/// Sets the parent checkgroup when one was not initially available.
/// </summary>
/// <param name="parentCheckGroup"></param>
internal void SetParent(ToolbarCheckGroup parentCheckGroup)
{
_Parent = parentCheckGroup;
foreach (ToolbarCheckButton item in this)
{
SetItemProperties(item);
}
}
/// <summary>
/// Adjusts the selected button after inserting an item.
/// </summary>
/// <param name="index">The index of the item</param>
/// <param name="value">The item inserted</param>
protected override void OnInsertComplete(int index, object value)
{
base.OnInsertComplete(index, value);
ToolbarCheckGroup group = ParentCheckGroup;
if (!Reloading && (group != null) && ((IStateManager)this).IsTrackingViewState)
{
group.ResolveSelectedItems();
}
}
/// <summary>
/// Creates a new object that is a copy of the current instance.
/// </summary>
/// <returns>A new object that is a copy of this instance.</returns>
public override object Clone()
{
ToolbarCheckGroup copy = (ToolbarCheckGroup)base.Clone();
copy.ButtonClick = this.ButtonClick;
copy.CheckChange = this.CheckChange;
copy._Items = (ToolbarCheckButtonCollection)this._Items.Clone();
copy._Items.SetParent(copy);
copy._HoverStyle = (CssCollection)this._HoverStyle.Clone();
copy._SelectedStyle = (CssCollection)this._SelectedStyle.Clone();
return(copy);
}
/// <summary>
/// Cleans up SelectedCheckButton property
/// </summary>
/// <param name="index">The index of the object that was removed.</param>
/// <param name="value">The object that was removed.</param>
protected override void OnRemoveComplete(int index, object value)
{
base.OnRemoveComplete(index, value);
ToolbarCheckButton oldBtn = (ToolbarCheckButton)value;
ToolbarCheckGroup group = ParentCheckGroup;
if (!Reloading && (group != null) && oldBtn.Selected)
{
// The selected button was removed
group.ResolveSelectedItems();
}
oldBtn.SetParentCheckGroup(null);
oldBtn.SetParentToolbar(null);
}
/// <summary>
/// The "flat" index of an item.
/// Example:
/// Toolbar: Button1 Group1[CheckBtn1, CheckBtn2] Button2
/// Flat IndexOf
/// Button1 0 0
/// Group1 -1 1
/// CheckBtn1 1 -1
/// CheckBtn2 2 -1
/// Button2 3 2
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
public int FlatIndexOf(ToolbarItem item)
{
if (item is ToolbarCheckGroup)
{
return(-1);
}
int index = 0;
foreach (ToolbarItem testItem in List)
{
if (testItem.Equals(item))
{
return(index);
}
if (testItem is ToolbarCheckGroup)
{
ToolbarCheckGroup group = (ToolbarCheckGroup)testItem;
int innerIndex = (item is ToolbarCheckButton) ? group.Items.IndexOf((ToolbarCheckButton)item) : -1;
if (innerIndex >= 0)
{
return(index + innerIndex);
}
else
{
index += group.Items.Count;
}
}
else
{
index++;
}
}
return(-1);
}
/// <summary>
/// Perform the bubbling necessary in firing the ButtonClick event.
/// </summary>
/// <param name="item">The source ToolbarItem.</param>
private void PostButtonClickEvent(ToolbarItem item)
{
bool bBubble = true;
EventArgs eventArgs = new EventArgs();
if (item is ToolbarButton)
{
bBubble = ((ToolbarButton)item).OnButtonClick(eventArgs);
}
if (bBubble && (item is ToolbarCheckButton))
{
ToolbarCheckGroup group = ((ToolbarCheckButton)item).Group;
if (group != null)
{
bBubble = group.OnButtonClick(item, eventArgs);
}
}
if (bBubble)
{
OnButtonClick(item, eventArgs);
}
}
/// <summary>
/// Initializes a new instance of a ToolbarCheckButtonCollection.
/// </summary>
/// <param name="parent">The parent Toolbar of this collection.</param>
public ToolbarCheckButtonCollection(ToolbarCheckGroup parent) : base()
{
_Parent = parent;
}
/// <summary>
/// Raises the DataBinding event. This notifies a control to perform any data binding logic that is associated with it.
/// </summary>
/// <param name="e">An EventArgs object that contains the event data.</param>
protected override void OnDataBinding(EventArgs e)
{
base.OnDataBinding(e);
if (_DataSource != null)
{
Items.Clear();
_ClearChildViewState = true;
string szCurGroup = String.Empty;
ToolbarCheckGroup group = null;
foreach (Object dataItem in _DataSource)
{
String type = null;
String text = null;
String imageUrl = null;
String selected = null;
String groupname = null;
if (DataTypeField != String.Empty)
type = DataBinder.GetPropertyValue(dataItem, DataTypeField, null);
if (DataTextField != String.Empty)
text = DataBinder.GetPropertyValue(dataItem, DataTextField, null);
if (DataImageUrlField != String.Empty)
imageUrl = DataBinder.GetPropertyValue(dataItem, DataImageUrlField, null);
if (DataSelectedField != String.Empty)
selected = DataBinder.GetPropertyValue(dataItem, DataSelectedField, null);
if (DataGroupnameField != String.Empty)
groupname = DataBinder.GetPropertyValue(dataItem, DataGroupnameField, null);
ToolbarItem item = MakeToolbarItem(type);
if (item == null)
continue;
bool bEndPrevGroup = (group != null);
bool bMakeNewGroup = false;
if (item is ToolbarCheckButton)
{
bEndPrevGroup =
(group != null) &&
((groupname == null) || (groupname != szCurGroup));
bMakeNewGroup = ((groupname != null) && (groupname != szCurGroup));
}
if (bEndPrevGroup)
{
group = null;
szCurGroup = String.Empty;
}
if (bMakeNewGroup)
{
group = new ToolbarCheckGroup();
Items.Add(group);
szCurGroup = groupname;
}
if (group != null)
{
group.Items.Add((ToolbarCheckButton)item);
}
else
{
Items.Add(item);
}
if (item is ToolbarButton)
{
ToolbarButton btn = (ToolbarButton)item;
if (text != null)
btn.Text = text;
if (imageUrl != null)
btn.ImageUrl = imageUrl;
}
if (item is ToolbarLabel)
{
ToolbarLabel label = (ToolbarLabel)item;
if (text != null)
label.Text = text;
if (imageUrl != null)
label.ImageUrl = imageUrl;
}
if (item is ToolbarCheckButton)
{
ToolbarCheckButton btn = (ToolbarCheckButton)item;
if (selected != null)
btn.SetSelected(selected.ToLower() == "true");
}
}
}
}
/// <summary>
/// Initializes a new instance of a ToolbarCheckButtonCollection.
/// </summary>
/// <param name="parent">The parent Toolbar of this collection.</param>
public ToolbarCheckButtonCollection(ToolbarCheckGroup parent)
: base()
{
_Parent = parent;
}
/// <summary>
/// Sets the parent checkgroup when one was not initially available.
/// </summary>
/// <param name="parentCheckGroup"></param>
internal void SetParent(ToolbarCheckGroup parentCheckGroup)
{
_Parent = parentCheckGroup;
foreach (ToolbarCheckButton item in this)
{
SetItemProperties(item);
}
}
/// <summary>
/// Raises the DataBinding event. This notifies a control to perform any data binding logic that is associated with it.
/// </summary>
/// <param name="e">An EventArgs object that contains the event data.</param>
protected override void OnDataBinding(EventArgs e)
{
base.OnDataBinding(e);
if (_DataSource != null)
{
Items.Clear();
_ClearChildViewState = true;
string szCurGroup = String.Empty;
ToolbarCheckGroup group = null;
foreach (Object dataItem in _DataSource)
{
String type = null;
String text = null;
String imageUrl = null;
String selected = null;
String groupname = null;
if (DataTypeField != String.Empty)
{
type = DataBinder.GetPropertyValue(dataItem, DataTypeField, null);
}
if (DataTextField != String.Empty)
{
text = DataBinder.GetPropertyValue(dataItem, DataTextField, null);
}
if (DataImageUrlField != String.Empty)
{
imageUrl = DataBinder.GetPropertyValue(dataItem, DataImageUrlField, null);
}
if (DataSelectedField != String.Empty)
{
selected = DataBinder.GetPropertyValue(dataItem, DataSelectedField, null);
}
if (DataGroupnameField != String.Empty)
{
groupname = DataBinder.GetPropertyValue(dataItem, DataGroupnameField, null);
}
ToolbarItem item = MakeToolbarItem(type);
if (item == null)
{
continue;
}
bool bEndPrevGroup = (group != null);
bool bMakeNewGroup = false;
if (item is ToolbarCheckButton)
{
bEndPrevGroup =
(group != null) &&
((groupname == null) || (groupname != szCurGroup));
bMakeNewGroup = ((groupname != null) && (groupname != szCurGroup));
}
if (bEndPrevGroup)
{
group = null;
szCurGroup = String.Empty;
}
if (bMakeNewGroup)
{
group = new ToolbarCheckGroup();
Items.Add(group);
szCurGroup = groupname;
}
if (group != null)
{
group.Items.Add((ToolbarCheckButton)item);
}
else
{
Items.Add(item);
}
if (item is ToolbarButton)
{
ToolbarButton btn = (ToolbarButton)item;
if (text != null)
{
btn.Text = text;
}
if (imageUrl != null)
{
btn.ImageUrl = imageUrl;
}
}
if (item is ToolbarLabel)
{
ToolbarLabel label = (ToolbarLabel)item;
if (text != null)
{
label.Text = text;
}
if (imageUrl != null)
{
label.ImageUrl = imageUrl;
}
}
if (item is ToolbarCheckButton)
{
ToolbarCheckButton btn = (ToolbarCheckButton)item;
if (selected != null)
{
btn.SetSelected(selected.ToLower() == "true");
}
}
}
}
}
/// <summary>
/// Sets the checkgroup that this checkbutton belongs to.
/// </summary>
/// <param name="group">The checkgroup that this checkbutton belongs to.</param>
internal void SetParentCheckGroup(ToolbarCheckGroup group)
{
_Group = group;
}
/// <summary>
/// Sets the checkgroup that this checkbutton belongs to.
/// </summary>
/// <param name="group">The checkgroup that this checkbutton belongs to.</param>
internal void SetParentCheckGroup(ToolbarCheckGroup group)
{
_Group = group;
}
