/// <summary>
/// Returns a collection of <see cref="T:Dataweb.NShape.Advanced.MenuItemDef" /> for constructing context menus etc.
/// </summary>
protected IEnumerable <MenuItemDef> GetMenuItemDefs()
{
if (layerController == null || diagramPresenter == null)
{
yield break;
}
string pluralPostFix = (selectedLayers.Count > 1) ? "s" : string.Empty;
bool separatorNeeded = false;
foreach (MenuItemDef controllerAction in LayerController.GetMenuItemDefs(diagramPresenter.Diagram, selectedLayers))
{
if (!separatorNeeded)
{
separatorNeeded = true;
}
yield return(controllerAction);
}
if (separatorNeeded)
{
yield return(new SeparatorMenuItemDef());
}
bool isFeasible;
string description;
isFeasible = selectedLayers.Count == 1;
if (selectedLayers.Count == 0)
{
description = string.Empty;
}
else if (selectedLayers.Count == 1)
{
description = string.Format("Rename layer '{0}'", selectedLayers[0].Title);
}
else
{
description = "Too many layers selected";
}
yield return(new DelegateMenuItemDef("Rename Layer", Properties.Resources.RenameBtn,
description, isFeasible, Permission.ModifyData, (a, p) => BeginRenameSelectedLayer()));
isFeasible = selectedLayers.Count > 0;
if (isFeasible)
{
description = string.Format("Set {0} layer{1} as the active layer{1}", selectedLayers.Count, pluralPostFix);
}
else
{
description = "No layers selected";
}
yield return(new DelegateMenuItemDef(string.Format("Activate Layer{0}", pluralPostFix),
Properties.Resources.Enabled, description, isFeasible, Permission.ModifyData,
(a, p) => ActivateSelectedLayers()));
isFeasible = selectedLayers.Count > 0;
description = isFeasible ? string.Format("Deactivate {0} layer{1}", selectedLayers.Count, pluralPostFix) :
"No layers selected";
yield return(new DelegateMenuItemDef(string.Format("Deactivate Layer{0}", pluralPostFix),
Properties.Resources.Disabled, description, isFeasible, Permission.ModifyData,
(a, p) => DeactivateSelectedLayers()));
yield return(new SeparatorMenuItemDef());
isFeasible = selectedLayers.Count > 0;
description = isFeasible ? string.Format("Show {0} layer{1}", selectedLayers.Count, pluralPostFix) :
"No layers selected";
yield return(new DelegateMenuItemDef(string.Format("Show Layer{0}", pluralPostFix),
Properties.Resources.Visible, description, isFeasible, Permission.None,
(a, p) => ShowSelectedLayers()));
isFeasible = selectedLayers.Count > 0;
description = isFeasible ? string.Format("Hide {0} layer{1}", selectedLayers.Count, pluralPostFix) :
"No layers selected";
yield return(new DelegateMenuItemDef(string.Format("Hide Layer{0}", pluralPostFix),
Properties.Resources.Invisible, description, isFeasible, Permission.None,
(a, p) => HideSelectedLayers()));
}
/// <summary>
/// Returns a collection of <see cref="T:Dataweb.NShape.Advanced.MenuItemDef" /> for constructing context menus etc.
/// </summary>
protected IEnumerable <MenuItemDef> GetMenuItemDefs()
{
if (_layerController == null || _diagramPresenter == null || _diagramPresenter.Diagram == null)
{
yield break;
}
bool separatorNeeded = false;
foreach (MenuItemDef controllerAction in LayerController.GetMenuItemDefs(_diagramPresenter.Diagram, _selectedLayers))
{
if (!separatorNeeded)
{
separatorNeeded = true;
}
yield return(controllerAction);
}
string layersText = (_selectedLayers.Count > 1) ? Properties.Resources.Text_Layers : Properties.Resources.Text_Layer;
if (separatorNeeded)
{
yield return(new SeparatorMenuItemDef());
}
bool isFeasible;
string description;
char securityDomain = (_diagramPresenter.Diagram != null) ? _diagramPresenter.Diagram.SecurityDomainName : '-';
isFeasible = _selectedLayers.Count == 1;
if (_selectedLayers.Count == 0)
{
description = string.Empty;
}
else if (_selectedLayers.Count == 1)
{
description = string.Format(Properties.Resources.MessageFmt_RenameLayer0, _selectedLayers[0].Title);
}
else
{
description = Properties.Resources.MessageTxt_TooManyLayersSelected;
}
yield return(new DelegateMenuItemDef(LayerController.MenuItemNameRenameLayer,
Properties.Resources.CaptionTxt_RenameLayer, Properties.Resources.RenameBtn, description,
isFeasible, Permission.Data, securityDomain, (a, p) => BeginRenameSelectedLayer()));
isFeasible = _selectedLayers.Count > 0;
if (isFeasible)
{
description = string.Format(Properties.Resources.MessageFmt_Activate01, _selectedLayers.Count, layersText);
}
else
{
description = Properties.Resources.MessageTxt_NoLayersSelected;
}
yield return(new DelegateMenuItemDef(LayerController.MenuItemNameActivateLayers,
string.Format(Properties.Resources.CaptionFmt_Activate0, layersText), Properties.Resources.Enabled, description,
isFeasible, Permission.Data, securityDomain, (a, p) => ActivateSelectedLayers()));
isFeasible = _selectedLayers.Count > 0;
description = isFeasible ? string.Format(Properties.Resources.MessageFmt_Deactivate01, _selectedLayers.Count, layersText)
: Properties.Resources.MessageTxt_NoLayersSelected;
yield return(new DelegateMenuItemDef(LayerController.MenuItemNameDeactivateLayers,
string.Format(Properties.Resources.CaptionFmt_Deactivate0, layersText), Properties.Resources.Disabled, description,
isFeasible, Permission.Data, securityDomain, (a, p) => DeactivateSelectedLayers()
));
yield return(new SeparatorMenuItemDef());
isFeasible = _selectedLayers.Count > 0;
description = isFeasible ? string.Format(Properties.Resources.MessageFmt_Show01, _selectedLayers.Count, layersText)
: Properties.Resources.MessageTxt_NoLayersSelected;
yield return(new DelegateMenuItemDef(LayerController.MenuItemNameShowLayers,
string.Format(Properties.Resources.CaptionFmt_Show0, layersText), Properties.Resources.Visible, description,
isFeasible, Permission.None, (a, p) => ShowSelectedLayers()
));
isFeasible = _selectedLayers.Count > 0;
description = isFeasible ? string.Format(Properties.Resources.MessageFmt_Hide01, _selectedLayers.Count, layersText)
: Properties.Resources.MessageTxt_NoLayersSelected;
yield return(new DelegateMenuItemDef(LayerController.MenuItemNameHideLayers,
string.Format(Properties.Resources.CaptionFmt_Hide0, layersText), Properties.Resources.Invisible, description,
isFeasible, Permission.None, (a, p) => HideSelectedLayers()
));
}