320 lines
8.9 KiB
Plaintext
320 lines
8.9 KiB
Plaintext
using System;
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using System.Data;
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using System.IO;
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using System.Text;
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using System.Web;
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using System.Web.UI;
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using System.Web.UI.WebControls;
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using ZhangPu.Gov.Logical;
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using Tracen.Utils;
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public partial class LessonView : PageBase
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{
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private Llesson _logic;
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protected void Page_Init()
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{
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PostBackTrigger trigger = new PostBackTrigger();
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trigger.ControlID = Button1.UniqueID;
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// (Button)pnGridViewProcess.FindControl("btnExcel")).UniqueID.ToString();
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// (UpdatePanel)(Page.Controls[0].FindControl("UpdatePanel1")).Triggers.Add(trigger);
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((UpdatePanel)Master.FindControl("UpdatePanel1")).Triggers.Add(trigger);
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}
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protected void Page_Load(object sender, EventArgs e)
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{
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if (!IsPostBack)
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{
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_logic = new Llesson();
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Databound();
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}
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SessionSeting();
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}
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/***************************************** private methods ******************************************/
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/// <summary>
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/// bound the query list.
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/// </summary>
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private void Databound()
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{
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//绑定课程分类
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DataView dvDept = new DataView(_logic.GetAllActivedCategories());
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TreeDept.SelectedNode.ChildNodes.Clear();
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BindTree(TreeDept.SelectedNode.Value, TreeDept.SelectedNode, dvDept);
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//绑定课程分类树选中的课程分类下的所有课程数据
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DataView dv = TreeDept.SelectedValue != "0" ? new DataView(_logic.GetLessonsByCat(Convert.ToInt32(TreeDept.SelectedValue))) : new DataView(_logic.GetAllActiveData().Tables[0]);
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GridView1.DataSource = dv;
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GridView1.SelectedIndex = -1;
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GridView1.DataBind();
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UpdateSession();
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// btnSubmit.Enabled = false;
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ClearDetail();
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}
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private void SessionSeting()
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{
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if (IsPostBack)
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{
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_logic = (Llesson)Session[appScope.PagelevelObj];
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}
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}
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private void UpdateSession()
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{
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Session[appScope.PagelevelObj] = _logic;
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}
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/// <summary>
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/// set data from shift object to page
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/// </summary>
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private void DetailDataBind()
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{
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DataDetail.Visible = true;
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txtName.Text = _logic.GetLesson.le_name;
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txtDesc.Text = _logic.GetLesson.le_desc;
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txtLocation.Text = _logic.GetLesson.le_location;
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// txtMaster.Text = _logic.GetLesson.le_master;
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txtXunFen.Text = _logic.GetLesson.le_xuefen.ToString();
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txtTrainer.Text = _logic.GetLesson.le_trainer;
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// txtPasswd.Text = _logic.GetEmployee.em_passwd;
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txtStartDate.Text = _logic.GetLesson.le_startdate;
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txtEndDate.Text = _logic.GetLesson.le_enddate;
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}
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/************************************** protected methods (event listeners) ********************************/
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protected void btnAddnew_Click(object sender, EventArgs e)
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{
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chgOperTxt(true);
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_logic.Initialize();
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ClearDetail();
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// DetailDataBind();
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}
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protected void DetailsView1_PageIndexChanging(object sender, DetailsViewPageEventArgs e)
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{
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}
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protected void GridView1_RowEditing(object sender, GridViewEditEventArgs e)
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{
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chgOperTxt(false);
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if (GridView1.DataKeys != null)
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{
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string id = GridView1.DataKeys[e.NewEditIndex].Value.ToString();
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_logic.Initialize(int.Parse(id));
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}
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Databound();
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DetailDataBind();
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}
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protected void btnSubmit_Click(object sender, EventArgs e)
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{
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SetDataBack();
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//shifts id eq 0 means this is new one,to add; else an old one, to update
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int oper = 0;
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oper = _logic.GetLesson.ID > 0 ? _logic.GetLesson.Update() : _logic.GetLesson.Add();
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ClearDetail();
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Databound();
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}
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protected void GridView1_RowDeleting(object sender, GridViewDeleteEventArgs e)
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{
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if (GridView1 != null)
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{
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if (GridView1.DataKeys != null)
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{
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string id = GridView1.DataKeys[e.RowIndex].Value.ToString();
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_logic.Initialize(int.Parse(id));
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}
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}
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_logic.GetLesson.Delete();
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ClearDetail();
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Databound();
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}
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protected void GridView1_PageIndexChanged(object sender, EventArgs e)
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{
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}
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protected void GridView1_PageIndexChanging(object sender, GridViewPageEventArgs e)
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{
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GridView1.PageIndex = e.NewPageIndex;
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Databound();
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//GridView1.DataSource = shiftLgc.getAllShifts().Tables[0];
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// GridView1.DataBind();
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}
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protected void GridView1_DataBinding(object sender, EventArgs e)
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{
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}
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protected void GridView1_Sorting(object sender, GridViewSortEventArgs e)
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{
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}
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//reset the page
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protected void btnCancel_Click(object sender, EventArgs e)
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{
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_logic.Initialize();
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Page_Load(this, e);
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}
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/***************************************** internal methods ********************************************/
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/// <summary>
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/// set data from page to shift object
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/// </summary>
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private void SetDataBack()
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{
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// _logic.GetRole.operater = Session["CurrentUserID"].ToString(); todo: write a public method to handle operater,createtime,lastmodfied ... log info.
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if (_logic.GetLesson.ID > 0)
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{
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_logic.GetLesson.last_modified = DateTime.Now.ToString();
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}
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_logic.GetLesson.le_category = Convert.ToInt32(TreeDept.SelectedValue);
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_logic.GetLesson.le_name = txtName.Text ;
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_logic.GetLesson.le_desc =txtDesc.Text ;
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_logic.GetLesson.le_location =txtLocation.Text ;
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// txtMaster.Text = _logic.GetLesson.le_master;
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_logic.GetLesson.le_xuefen = Convert.ToInt32(txtXunFen.Text);
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_logic.GetLesson.le_trainer = txtTrainer.Text;
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_logic.GetLesson.le_startdate = txtStartDate.Text;
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_logic.GetLesson.le_enddate =txtEndDate.Text ;
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}
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private void chgOperTxt(bool addNew)
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{
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}
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private void ClearDetail()
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{
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txtName.Text = "";
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txtDesc.Text = "";
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txtLocation.Text = "";
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// txtMaster.Text = _logic.GetLesson.le_master;
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txtXunFen.Text = "";
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txtTrainer.Text = "";
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// txtPasswd.Text = _logic.GetEmployee.em_passwd;
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txtStartDate.Text = "";
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txtEndDate.Text = "";
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}
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protected void GridView1_SelectedIndexChanged(object sender, EventArgs e)
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{
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chgOperTxt(false);
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if (GridView1.DataKeys != null)
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{
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string id = GridView1.DataKeys[GridView1.SelectedIndex].Value.ToString();
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_logic.Initialize(int.Parse(id));
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}
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DetailDataBind();
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}
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public void BindTree(string id, TreeNode pNode, DataView dv)
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{
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dv.RowFilter = "lc_uplevel = '" + id + "'";
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foreach (DataRowView row in dv)
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{
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TreeNode node = new TreeNode();
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node.Text = row["lc_name"].ToString();
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node.Value = row["pk_lessonCategory"].ToString();
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if (pNode == null)
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//说明是根节点
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{
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TreeDept.Nodes.Add(node);
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node.Expanded = true;
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}
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else
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{
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pNode.ChildNodes.Add(node);
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node.Expanded = true;
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}
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BindTree(node.Value, node, new DataView(dv.Table));
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}
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}
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protected void TreeDept_SelectedNodeChanged(object sender, EventArgs e)
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{
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GridView1.SelectedIndex = -1;
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DataView dv = new DataView(_logic.GetAllActiveData().Tables[0]);
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if(TreeDept.SelectedValue !="0")
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dv.RowFilter = "le_category = '" + TreeDept.SelectedValue + "'";
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GridView1.DataSource = dv;
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GridView1.DataBind();
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ClearDetail();
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}
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//如果没有下面方法会报错类型“GridView”的控件“GridView1”必须放在具有 runat=server 的窗体标记内
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public override void VerifyRenderingInServerForm(Control control)
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{
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}
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protected void Excel_Click(object sender, EventArgs e)
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{
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Master.ScriptMgr.RegisterPostBackControl(this.Button1);
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GridView1.AllowPaging = false;
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GridView1.Columns[GridView1.Columns.Count-1].Visible = false;
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Databound();
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Export("application/ms-excel", "培训名单.xls");
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GridView1.AllowPaging = false;
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GridView1.Columns[GridView1.Columns.Count - 1].Visible = true;
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Databound();
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}
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private void Export(string FileType, string FileName)
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{
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Response.Charset = "GB2312";
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Response.ContentEncoding = Encoding.UTF7;
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Response.AppendHeader("Content-Disposition", "attachment;filename=" + HttpUtility.UrlEncode(FileName, Encoding.UTF8).ToString());
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Response.ContentType = FileType;
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EnableViewState = false;
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StringWriter tw = new StringWriter();
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HtmlTextWriter hw = new HtmlTextWriter(tw);
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GridView1.RenderControl(hw);
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Response.Write(tw.ToString());
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Response.End();
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}
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} |