using System;
using System.Collections.Generic;
using System.Text;
using FastReport.Design;
using System.Windows.Forms;
using FastReport.Utils;

namespace FastReport
{
    internal class BandBaseMenu : BreakableComponentMenu
    {
        private SelectedObjectCollection selection;
        public ContextMenuItem miAddChildBand;
        public ContextMenuItem miStartNewPage;
        public ContextMenuItem miPrintOnBottom;

        private void miAddChildBand_Click(object sender, EventArgs e)
        {
            BandBase band = selection[0] as BandBase;
            ChildBand child = new ChildBand();
            band.Child = child;
            child.CreateUniqueName();
            child.Height = child.GetPreferredSize().Height;

            Change();
        }

        private void miStartNewPage_Click(object sender, EventArgs e)
        {
            foreach (Base c in selection)
            {
                if (c is BandBase && !c.HasRestriction(Restrictions.DontModify))
                    (c as BandBase).StartNewPage = miStartNewPage.Checked;
            }
            Change();
        }

        private void miPrintOnBottom_Click(object sender, EventArgs e)
        {
            foreach (Base c in selection)
            {
                if (c is BandBase && !c.HasRestriction(Restrictions.DontModify))
                    (c as BandBase).PrintOnBottom = miPrintOnBottom.Checked;
            }
            Change();
        }

        public BandBaseMenu(Designer designer)
          : base(designer)
        {
            selection = Designer.SelectedObjects;

            miAddChildBand = CreateMenuItem(Res.Get("ComponentMenu,Band,AddChildBand"), miAddChildBand_Click);
            miStartNewPage = CreateMenuItem(Res.Get("ComponentMenu,Band,StartNewPage"), miStartNewPage_Click);
            miStartNewPage.BeginGroup = true;
            miStartNewPage.CheckOnClick = true;
            miPrintOnBottom = CreateMenuItem(Res.Get("ComponentMenu,Band,PrintOnBottom"), miPrintOnBottom_Click);
            miPrintOnBottom.CheckOnClick = true;

            int insertPos = Items.IndexOf(miHyperlink);
            Items.Insert(insertPos, miAddChildBand);
            insertPos = Items.IndexOf(miGrowToBottom);
            Items.Insert(insertPos, miStartNewPage);
            Items.Insert(insertPos + 1, miPrintOnBottom);

            BandBase band = selection[0] as BandBase;
            miAddChildBand.Enabled = !band.HasRestriction(Restrictions.DontModify) && band.Child == null;
            bool enabled = !band.HasRestriction(Restrictions.DontModify) && band.FlagUseStartNewPage;
            miStartNewPage.Enabled = enabled;
            miPrintOnBottom.Enabled = enabled;
            miStartNewPage.Checked = band.StartNewPage;
            miPrintOnBottom.Checked = band.PrintOnBottom;

            miGrowToBottom.Visible = false;
            miCut.Visible = false;
            miCopy.Visible = false;
            miPaste.BeginGroup = true;
            miBringToFront.Visible = false;
            miSendToBack.Visible = false;
        }
    }
}