--SQLiteHelper

hbjohnsan · Nov 22, 2015 · fc59f37 · fc59f37
1 parent 14b6274
commit fc59f37
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Showing 24 changed files with 1,962 additions and 1,945 deletions.
diff --git a/YQSQLite.suo b/YQSQLite.suo
diff --git a/YQSQLite/Data/YQ.db b/YQSQLite/Data/YQ.db
diff --git a/YQSQLite/MainFrm.cs b/YQSQLite/MainFrm.cs
@@ -1,10 +1,6 @@
 using System;
-using System.Collections.Generic;
-using System.ComponentModel;
 using System.Data;
-using System.Drawing;
 using System.Linq;
-using System.Text;
 using System.Windows.Forms;
 using WeifenLuo.WinFormsUI.Docking;
 using Microsoft.Win32;
@@ -13,7 +9,6 @@
 using System.Runtime.Serialization;
 using System.Net;
 using System.Threading;
-using System.Transactions;
 using System.Data.SQLite;
 
 
@@ -532,7 +527,9 @@ public void SaveToDB(DataTable dt)
             /* todo:sqlite没有提供批量插入的机制，需要通过事务处理 更新所有数据
              * http://www.cnblogs.com/hbjohnsan/p/4169612.html
              * Eorr 数据库加了锁，执行不了自己的代码。
+             * 
              */
+
             string connStr = @"data source=E:\YQSQLite\YQSQLite\Data\YQ.db";
             using (SQLiteConnection conn = new SQLiteConnection(connStr))
             {
@@ -546,10 +543,14 @@ public void SaveToDB(DataTable dt)
                         {
                             foreach (DataRow dr in dt.Rows)
                             {
-                                cmd.CommandText = @"insert or ignore into RssItem values ('"+Int32.Parse(dr[0].ToString()) +"','"
-                                    +dr[1].ToString()+"','"+dr[2].ToString()+"','"
-                                    +dr[3].ToString()+"','"+Convert.ToDateTime(dr[4].ToString())+"','"
-                                    +dr[5].ToString()+"','"+dr[6].ToString()+"')";
+                                cmd.CommandText = @"insert or ignore into RssItem values (" + Int32.Parse(dr[0].ToString()) + ",'"
+                                    + dr[1].ToString() + "','" + dr[2].ToString() + "','"
+                                    + dr[3].ToString() + "','" + dr[4].ToString() + "','"
+                                    + dr[5].ToString() + "','" + dr[6].ToString() + "')";
+
+                                //改进一下，减少两个字段 没有了主键，将都会插入
+                                //cmd.CommandText = @"insert or ignore into RssItem(ChannelCode,Title,Link,PubDate,IsRead) values ('"+dr[1].ToString()+"','"+dr[2].ToString()+"','"
+                                //    + dr[3].ToString() + "','" + dr[4].ToString().Trim() + "','"+dr[5].ToString()+"')";
                                 cmd.ExecuteNonQuery();
 
                             }
@@ -564,11 +565,12 @@ public void SaveToDB(DataTable dt)
                     }
                 }
             }
-            
+
 
 
 
         }
+        //该字符串未被识别为有效的 DateTime。 把数据库的datatime类型改为varchar类型，在程序中依然是DataTime类型
 
         private void MainFrm_FormClosing(object sender, FormClosingEventArgs e)
         {

diff --git a/YQSQLite/NavFrm.cs b/YQSQLite/NavFrm.cs
@@ -91,10 +91,10 @@ where p.ChannelCode.StartsWith(navurl.Code)
                 //  rsit.Site = item.Site;
                 rsit.Title = item.Title;
                 rsit.Link = item.Link;
-                rsit.PubDate = item.PubDate;
+                rsit.PubDate =Convert.ToDateTime(item.PubDate);
                 rsit.IsRead = item.IsRead;
                 rsit.Content = item.Content;
-                ListViewItem lv = new ListViewItem(new string[] { rsit.Title, rsit.PubDate.ToString("MM-dd HH:mm:ss"), rsit.ChannelCode });
+                ListViewItem lv = new ListViewItem(new string[] { rsit.Title, rsit.PubDate.ToString("yyyy-MM-dd HH:mm:ss"), rsit.ChannelCode });
                 lv.Tag = rsit;
                 mf.SelectFrmListViewReload(lv);
             }
@@ -185,11 +185,11 @@ private void Nomal_GetRssXml(NavUrl navurl)
                     {
                         RssItem it = new RssItem(maxId, navurl.Code, result.Title.Trim(), result.Link, Convert.ToDateTime(result.PubDate), "F", "");
 
-                        ListViewItem lv = new ListViewItem(new string[] { it.Title, it.PubDate.ToString("MM-dd HH:mm:ss"), navurl.Code });
+                        ListViewItem lv = new ListViewItem(new string[] { it.Title, it.PubDate.ToString("yyyy-MM-dd HH:mm:ss"), navurl.Code });
                         lv.Tag = it;
                         mf.SelectFrmListViewReload(lv);
                         //方法二：在DataSet中添加行，然后一次提交到库
-                        mf.DS.RssItem.AddRssItemRow(it.RssItemID, it.ChannelCode, it.Title, it.Link, it.PubDate, it.IsRead, it.Content);
+                        mf.DS.RssItem.AddRssItemRow(it.RssItemID, it.ChannelCode, it.Title, it.Link, it.PubDate.ToString(), it.IsRead, it.Content);
                     }
                 }
             }

diff --git a/YQSQLite/Properties/Settings.Designer.cs b/YQSQLite/Properties/Settings.Designer.cs
diff --git a/YQSQLite/Properties/Settings.settings b/YQSQLite/Properties/Settings.settings
@@ -2,19 +2,11 @@
 <SettingsFile xmlns="http://schemas.microsoft.com/VisualStudio/2004/01/settings" CurrentProfile="(Default)" GeneratedClassNamespace="YQSQLite.Properties" GeneratedClassName="Settings">
   <Profiles />
   <Settings>
-    <Setting Name="yqConnectionString" Type="(Connection string)" Scope="Application">
+    <Setting Name="YQConnectionString" Type="(Connection string)" Scope="Application">
       <DesignTimeValue Profile="(Default)">&lt;?xml version="1.0" encoding="utf-16"?&gt;
 &lt;SerializableConnectionString xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema"&gt;
   &lt;ConnectionString&gt;data source=E:\YQSQLite\YQSQLite\Data\YQ.db&lt;/ConnectionString&gt;
   &lt;ProviderName&gt;System.Data.SQLite&lt;/ProviderName&gt;
-&lt;/SerializableConnectionString&gt;</DesignTimeValue>
-      <Value Profile="(Default)">data source=E:\YQSQLite\YQSQLite\Data\YQ.db</Value>
-    </Setting>
-    <Setting Name="YQConnectionString1" Type="(Connection string)" Scope="Application">
-      <DesignTimeValue Profile="(Default)">&lt;?xml version="1.0" encoding="utf-16"?&gt;
-&lt;SerializableConnectionString xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema"&gt;
-  &lt;ConnectionString&gt;data source=E:\YQSQLite\YQSQLite\Data\YQ.db&lt;/ConnectionString&gt;
-  &lt;ProviderName&gt;System.Data.SQLite.EF6&lt;/ProviderName&gt;
 &lt;/SerializableConnectionString&gt;</DesignTimeValue>
       <Value Profile="(Default)">data source=E:\YQSQLite\YQSQLite\Data\YQ.db</Value>
     </Setting>

diff --git a/YQSQLite/WaitEdit.cs b/YQSQLite/WaitEdit.cs
@@ -39,7 +39,7 @@ public void ReLoad()
                 RssItem rssit = new RssItem();
                 rssit.Title = it.Title;
              //   rssit.Site = it.Site;
-                rssit.PubDate = it.PubDate;
+                rssit.PubDate =Convert.ToDateTime(it.PubDate);
                 rssit.Link = it.Link;
                 rssit.Content = it.Content;
                 rssit.IsRead = it.IsRead;
@@ -56,7 +56,7 @@ public void AddRssItem(int itemID)
             RssItem rsit = new RssItem();
            // rsit.Site = row.Site;
             rsit.Title = row.Title;
-            rsit.PubDate = row.PubDate;
+            rsit.PubDate =Convert.ToDateTime(row.PubDate);
             rsit.Link = row.Link;
             rsit.IsRead = row.Link;
             rsit.Content = row.Content;