/// <summary> connect controllers and delegate event handlers. </summary>
/// <param name="enable"> controls user interaction in view. </param>
/// <param name="io"> current/size/search/enter/remove fields. </param>
/// <param name="click"> add to eventhandlers, null to skip. </param>
public virtual void Connect(Enable enable, IAccess[] io, SetClick[] click)
{
// connect controllers for i/o
for (int n = controller.Length; --n >= 0; )
controller[n].Connect(enable, io);
// show current name and size
io[0].Text = name[current];
controller[current].doSize(null, null);
// delegate event handlers
if (click[0] != null) click[0]((sender, e) => {
// advance controller, show name and size
current = (current + 1) % controller.Length;
io[0].Text = name[current];
controller[current].doSize(null, null);
});
if (click[1] != null) click[1]((sender, e) => controller[current].doSearch(sender, e));
if (click[2] != null) click[2]((sender, e) => controller[current].doEnter(sender, e));
if (click[3] != null) click[3]((sender, e) => controller[current].doRemove(sender, e));
if (click[4] != null) click[4]((sender, e) => controller[current].doSize(null, null));
}
/// <summary> create and connect controllers. </summary>
/// <param name="enable"> controls user interaction in view. </param>
/// <param name="io"> current/size/search/enter/remove fields. </param>
/// <param name="click"> add to eventhandlers, null to skip. </param>
/// <param name="bg"> for sequential background execution. </param>
/// <param name="nameModel"> one or more name/db model pairs. </param>
public Switcher(Enable enable, IAccess[] io, SetClick[] click, WorkQueue bg, params object[] nameModel)
: this(bg, nameModel)
{
Connect(enable, io, click);
}