Esempio n. 1
0
 public MyComboBox()
 {
     _dropDown = new MyDropDown()
     {
         Width = 200, Height = 200
     };
 }
    protected void Page_PreRender(object sender, EventArgs e)
    {
        // insert into the drop down the user listItem
        MyDropDown.Items.Clear();
        foreach (ListItem listItem in ListItems)
        {
            MyDropDown.Items.Add(listItem);
        }
        if (!hasDataSource)
        {
            if (tableName != "")
            {
                using (MySqlConnection conn = new MySqlConnection(ConnStr))
                {
                    string           sql = String.Format("Select {0},{1} From {2} {3} ", this.DataTextField, DataValueField, this.tableName, this.dataOrderField == "" ? "" : "Order By " + this.dataOrderField);
                    MySqlDataAdapter da  = new MySqlDataAdapter(sql, conn);
                    DataSet          ds  = new DataSet();
                    da.Fill(ds, "dropDown");
                    MyDropDown.DataSource = ds.Tables["dropDown"].DefaultView;
                    MyDropDown.DataBind();
                }
            }
        }
        else
        {
            MyDropDown.DataBind();
        }
        TextBoxHolderDiv.Attributes["class"] = this.cssClass;
        string mySelected = DataFieldValue;
        string a          = SelectedValue;

        if (!String.IsNullOrEmpty(mySelected) && MyDropDown.Items.FindByValue(mySelected) != null)
        {
            MyDropDown.SelectedItem.Selected = false;
            for (int i = 0; i < MyDropDown.Items.Count; i++)
            {
                MyDropDown.Items[i].Selected = false;
                if (MyDropDown.Items[i].Value == mySelected)
                {
                    MyDropDown.Items[i].Selected = true;
                    myspan.InnerText             = MyDropDown.Items[i].Text;
                    MyHiddenField.Value          = MyDropDown.Items[i].Text;
                    MyHiddenFieldVlaue.Value     = MyDropDown.Items[i].Value;
                }
            }
        }
        else
        {
            for (int i = 0; i < MyDropDown.Items.Count; i++)
            {
                if (MyDropDown.Items[i].Selected)
                {
                    myspan.InnerText         = MyDropDown.Items[i].Text;
                    MyHiddenField.Value      = MyDropDown.Items[i].Text;
                    MyHiddenFieldVlaue.Value = MyDropDown.Items[i].Value;
                }
            }
        }
        MyDropDown.Attributes.Add("onchange", "javascript:document.getElementById('" + myspan.ClientID + "').innerHTML=this.options[this.selectedIndex].text;document.getElementById('" + MyHiddenField.ClientID + "').value=this.options[this.selectedIndex].text;document.getElementById('" + MyHiddenFieldVlaue.ClientID + "').value=this.options[this.selectedIndex].value;" + onClientSelectedChanged);
    }
Esempio n. 3
0
        private void InitPrint()
        {
            //加载打印名称
            if (ddlPrintName == null)
            {
                ddlPrintName = new MyDropDown(pal_Print_Box, new Point(151, 27), "setPrint_Name", toolTip1);
                string Prints = string.Empty;
                foreach (string pName in PrinterSettings.InstalledPrinters)
                {
                    Prints += pName + ";";
                }
                ddlPrintName.Items = Prints.TrimEnd(';').Split(';');
                ddlPrintName.Draw();
            }
            string tmp_PrintName = iniClass.IniReadValue("Print", "Name");

            ddlPrintName.SelectItem = tmp_PrintName;
            //加载打印联数
            if (ddlPrintJoint == null)
            {
                string tmp_PrintJointEnum = iniClass.IniReadValue("Print", "JointEnum");
                ddlPrintJoint       = new MyDropDown(pal_Print_Box, new Point(151, 83), "setPrint_Joint", toolTip1);
                ddlPrintJoint.Items = tmp_PrintJointEnum.Split(';');
                ddlPrintJoint.Draw();
            }
            string tmp_PrintJoint = iniClass.IniReadValue("Print", "JointValue");

            ddlPrintJoint.SelectItem = tmp_PrintJoint;
            //加载是否开启打印
            bool tmp_IsOpenPrint = bool.Parse(iniClass.IniReadValue("Print", "OpenPrint"));

            if (tmp_IsOpenPrint)
            {
                ptb_Print_IsOpen.Image = System.Drawing.Image.FromFile("Image/sys_icon_on.png");
            }
            else
            {
                ptb_Print_IsOpen.Image = System.Drawing.Image.FromFile("Image/sys_icon_off.png");
            }
            ptb_Print_IsOpen.Tag = tmp_IsOpenPrint;
        }
 public void DataBind()
 {
     MyDropDown.DataBind();
 }