GMW/GMW/WebUserControls/mod_filtro.ascx.cs

using System;
using System.Data;
using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;
using SteamWare;

public partial class mod_filtro : ApplicationUserControl
{
    protected ObjectDataSource _ods;
    protected string _valore
    {
        get
        {
            return memLayer.ML.StringSessionObj(string.Format("valFiltro_{0}", this.ID));
        }
        set
        {
            memLayer.ML.setSessionVal(string.Format("valFiltro_{0}", this.ID), value, false);
        }
    }
    protected bool _changeCheckEnabled = true;
    protected bool _changeCheckVisible = true;
    protected bool _changeSelEnabled = true;
    protected string _where = "";
    protected string _showFiltered
    {
        get
        {
            return memLayer.ML.StringSessionObj(string.Format("_showFiltered_{0}", this.ID));
        }
        set
        {
            memLayer.ML.setSessionVal(string.Format("_showFiltered_{0}", this.ID), value);
            traduciObj();
        }
    }
    protected string _showAll
    {
        get
        {
            return memLayer.ML.StringSessionObj(string.Format("_showAll_{0}", this.ID));
        }
        set
        {
            memLayer.ML.setSessionVal(string.Format("_showAll_{0}", this.ID), value);
            traduciObj();
        }
    }

    protected override void OnInit(EventArgs e)
    {
        base.OnInit(e);
        if (!Page.IsPostBack)
        {
            if (_showFiltered == "") _showFiltered = "mostraSoloSelez";
            if (_showAll == "") _showAll = "mostraTutti";
        }
    }

    /// <summary>
    /// traduzione oggetti
    /// </summary>
    protected override void traduciObj()
    {
        if (_changeCheckVisible)
        {
            if (!chkFilt.Checked)
            {
                chkFilt.Text = traduci(_showFiltered);
            }
            else
            {
                chkFilt.Text = traduci(_showAll);
            }
        }
    }
    /// <summary>
    /// get/set messaggio di attivazione filtraggio
    /// </summary>
    public string filterChekText
    {
        get
        {
            return _showFiltered;
        }
        set
        {
            _showFiltered = value;
        }
    }
    /// <summary>
    /// get/set messaggio di disattivazione filtraggio
    /// </summary>
    public string filterUnchekText
    {
        get
        {
            return _showAll;
        }
        set
        {
            _showAll = value;
        }
    }
    protected void chkFilt_CheckedChanged(object sender, EventArgs e)
    {
        // cambio modalità visualizzazione del filtro...
        dlFiltr.Visible = !dlFiltr.Visible;
        raiseSelEvent();
    }

    protected void raiseSelEvent()
    {
        if (!dlFiltr.Visible)
        {
            memLayer.ML.setSessionVal(string.Format("valFiltro_{0}", this.ID), "", false);
        }
        else
        {
            _valore = dlFiltr.SelectedValue;
        }
        if (eh_selValore != null)
        {
            eh_selValore(this, new EventArgs());
        }
    }
    protected void updateChk()
    {
        chkFilt.Enabled = _changeCheckEnabled;
        if (!_changeCheckEnabled)
        {
            chkFilt.Checked = true;
            dlFiltr.Visible = true;
        }
    }
    protected void updateSel()
    {
        dlFiltr.Enabled = _changeSelEnabled;
    }
    protected void updateChkLbl()
    {
        chkFilt.Visible = _changeCheckVisible;
    }
    protected override void bindControlli()
    {
        updateChk();
        fixValore();
        where.Text = _where;
        traduciObj();
    }
    protected SteamWare.tipoVistaMod _modo = SteamWare.tipoVistaMod.editing;
    protected void dlFiltr_SelectedIndexChanged(object sender, EventArgs e)
    {
        raiseSelEvent();
    }


    /// <summary>
    /// condizione where per ridurre elementi mostrati in selettore
    /// </summary>
    public string condizione
    {
        get
        {
            return _where;
        }
        set
        {
            _where = value;
        }
    }

    /// <summary>
    /// fornisce il valore scelto o "*" se nulla selezionato
    /// </summary>
    public string valore
    {
        get
        {
            string answ = "*";
            if (chkFilt.Checked)
            {
                answ = dlFiltr.SelectedValue;
            }
            return answ;
        }
        set
        {
            _valore = value;
            fixValore();
        }
    }

    /// <summary>
    /// primo valore di una chiave multicampo
    /// </summary>
    public string val_1
    {
        get
        {
            string answ = "";
            if (chkFilt.Checked)
            {
                try
                {
                    string[] _dataKey = dlFiltr.SelectedValue.Split('#');
                    answ = _dataKey[0];
                }
                catch
                { }
            }
            else
            {
                answ = "*";
            }
            return answ;
        }
    }
    /// <summary>
    /// secondo valore di una chiave multicampo
    /// </summary>
    public string val_2
    {
        get
        {
            string answ = "";
            if (chkFilt.Checked)
            {
                try
                {
                    string[] _dataKey = dlFiltr.SelectedValue.Split('#');
                    answ = _dataKey[1];
                }
                catch
                { }
            }
            else
            {
                answ = "*";
            }
            return answ;
        }
    }
    /// <summary>
    /// fornisce il valore scelto o "0" se nulla selezionato o non valido
    /// </summary>
    public int valoreInt
    {
        get
        {
            int answ = -1;
            try
            {
                if (chkFilt.Checked)
                {
                    answ = Convert.ToInt32(dlFiltr.SelectedValue);
                }
            }
            catch
            { }
            return answ;
        }
    }
    protected void fixValore()
    {
        if (_ods != null)
        {
            try
            {
                dlFiltr.DataSource = _ods;
                dlFiltr.DataBind();
                if (_valore != "")
                {
                    dlFiltr.SelectedValue = _valore;
                    dlFiltr.Visible = true;
                    chkFilt.Checked = true;
                }
            }
            catch
            { }
        }
    }


    public event EventHandler eh_selValore;

    /// <summary>
    /// determina se sia possibile (de)selezionare il check di filtraggio, altrimenti sempre attivo
    /// </summary>
    public bool changeCheckEnabled
    {
        get
        {
            return _changeCheckEnabled;
        }
        set
        {
            _changeCheckEnabled = value;
            updateChk();
        }
    }
    /// <summary>
    /// determina se sia possibile modificare la selezione
    /// </summary>
    public bool changeSelEnabled
    {
        get
        {
            return _changeSelEnabled;
        }
        set
        {
            _changeSelEnabled = value;
            updateSel();
        }
    }
    /// <summary>
    /// determina se sia possibile visibile il check di filtraggio
    /// </summary>
    public bool changeCheckVisible
    {
        get
        {
            return _changeCheckVisible;
        }
        set
        {
            _changeCheckVisible = value;
            updateChkLbl();
        }
    }
    /// <summary>
    /// get/set della checkbox
    /// </summary>
    public bool isChecked
    {
        get
        {
            return chkFilt.Checked;
        }
        set
        {
            chkFilt.Checked = value;
            dlFiltr.Visible = value;
            updateChkLbl();
        }
    }

    /// <summary>
    /// oggetto ODS con cui popolare il selettore, VINCOLO abbia campi value(key) / label
    /// </summary>
    public ObjectDataSource ods
    {
        get
        {
            return _ods;
        }
        set
        {
            _ods = value;
            bindControlli();
        }
    }
    /// <summary>
    /// resetta il controllo (un-checked)
    /// </summary>
    public void reset()
    {
        chkFilt.Checked = false;
        dlFiltr.Visible = false;
        memLayer.ML.emptySessionVal(string.Format("valFiltro_{0}", this.ID));
    }
    /// <summary>
    /// get/set per la larghezza della combo dropdown
    /// </summary>
    public int comboWidth
    {
        get
        {
            return Convert.ToInt32(dlFiltr.Width);
        }
        set
        {
            dlFiltr.Width = value;
        }
    }

}