private void txtFind_TextChanged(object sender, EventArgs e)
{
string find = ((TextBox)sender).Text;
List <ListViewItem> dataSource = allItems;
//https://devblogs.microsoft.com/pfxteam/
if (!string.IsNullOrEmpty(find))
{
dataSource = allItems.AsParallel()
/*.Where(item => !string.IsNullOrEmpty(item.SubItems[1].Text))*/.Where(item => item.SubItems[1].Text.Contains(find)).ToList();
dataSource.ForEach(item => {
var subItems = item.SubItems;
var key = MySqlHexDecimalEncoding.hex(item.SubItems[1].Text);
if (chkMultiKey.Checked)
{
item.Checked = (h_multiKey.ContainsValue(key)); //如果是多键不同值,存在这个key就选中
}
else
{
item.Checked = replacement.Contains(key); //多键同值,存在这个key就选中
}
Console.WriteLine("{0}", subItems[0].GetType());
});
toolTips.Text = string.Format("共命中{0}条记录!", dataSource.Count);
}
else
{
toolTips.Text = string.Format("共{0}条记录!", dataSource.Count);
}
this.lstFieldStat.BeginUpdate();
lstFieldStat.Items.Clear();
lstFieldStat.Items.AddRange(dataSource.ToArray());
this.lstFieldStat.EndUpdate();
}
private void frmFieldStat_Closed(object sender, EventArgs e)
{
HashSet <string> replacement = ((frmFieldStat)sender).replacement; //待批量替换成 replaceTo的数据
string replaceTo = ((frmFieldStat)sender).txtReplaceTo.Text; //替换目标
Hashtable h_multiKey = ((frmFieldStat)sender).h_multiKey; //待替换的键值对
bool isMultiKey = ((frmFieldStat)sender).chkMultiKey.Checked; //是否为多键值对替换
StringBuilder builder = new StringBuilder();
List <Payload> ltPayLoads = new List <Payload>();
if (!isMultiKey)
{
foreach (string item in replacement)
{
bool isNull = string.IsNullOrEmpty(replaceTo);
//如果发现hex或者unhex以后的字符串和待替换的一直，则放弃
bool shouldIngoreReplacement = (!isNull) && (MySqlHexDecimalEncoding.hex(item).Equals(replaceTo) || MySqlHexDecimalEncoding.unhex(item).Equals(replaceTo));
if (shouldIngoreReplacement)
{
continue;
}
if (isNull)
{
Payload customPayload = new Payload("invalid to null", item, null)
{
Rules = "full"
};
ltPayLoads.Add(customPayload);
}
else
{
string hex = MySqlHexDecimalEncoding.hex(replaceTo);
Payload customPayload = new Payload("replace", item, hex)
{
Rules = "full"
};
ltPayLoads.Add(customPayload);
}
}
}
else
{
foreach (object key in h_multiKey.Keys)
{
string targetKey = (string)key;
string targetValue = (string)h_multiKey[key];
//如果发现hex或者unhex以后的字符串和待替换的一直，则放弃
bool shouldIngoreReplacement = MySqlHexDecimalEncoding.unhex(targetValue).Equals(targetKey);
if (shouldIngoreReplacement)
{
continue;
}
Payload customPayload = new Payload("replace", targetKey, targetValue)
{
Rules = "full"
};
builder.Append(targetKey);
builder.Append("->");
builder.Append(targetValue);
builder.Append("\n");
ltPayLoads.Add(customPayload);
}
}
if (!string.IsNullOrEmpty(selectedColumn) && ltPayLoads.Count > 0)
{
DialogResult result = DialogResult.None;
//普通替换
if (!isMultiKey)
{
result = MessageBox.Show(string.Concat("即将执行以下替换:\n", string.Join(",", replacement), "\n替换成:", replaceTo), "数据更新提醒",
MessageBoxButtons.YesNo, MessageBoxIcon.Exclamation, MessageBoxDefaultButton.Button2);
}
else
{
result = MessageBox.Show(string.Concat("即将执行多键值对替换\n", builder), "数据更新提醒",
MessageBoxButtons.YesNo, MessageBoxIcon.Exclamation, MessageBoxDefaultButton.Button2);
}
if (result == DialogResult.Yes)
{
scheduler.Run(schema, table, Payload.Instance.BuildSqls(schema, table, selectedColumn, ltPayLoads));
}
}
}