/// <summary>
/// 获取当前标签的文本框
/// </summary>
/// <returns></returns>
public static TextBox GetSelectPageTextBox()
{
Control con = null;
con = ControlCacheFactory.getSingletonCache(DefaultNameEnum.TAB_CONTENT);
if (con is TabControl)
{
TabControl redrawTab = (TabControl)con;
// 获取标签容器中当前标签的文本框
con = ControlsUtils.GetControlByName(redrawTab.SelectedTab.Controls, EnumUtils.GetDescription(DefaultNameEnum.TEXTBOX_NAME_DEF), true);
}
// 转化为文本框
TextBox textBox = con != null && con is TextBox?(TextBox)con : null;
return(textBox);
}
/// <summary>
/// 监听文件变化并弹出提示框提示重新加载或另存为
/// </summary>
/// <param name="filepath"></param>
/// <param name="t"></param>
public static void monitorFileTextShowMess(string filepath, TextBox t)
{
Dictionary <Type, object> data = new Dictionary <Type, object>();
data.Add(typeof(TextBox), t);
// 监听文件变化
try {
FileSystemWatcher wat = null;
string[] pathArr = GetPathArr(filepath);
Encoding encoding = Encoding.Default;
if (!"txt".Equals(pathArr[2].ToLower()))
{
encoding = GetType(filepath);
}
// 判断文本框的Tag中是否纯在一个监听,存在就销毁他
if (TextBoxUtils.GetTextTagToMap(t).ContainsKey(TextBoxTagKey.TEXTBOX_TAG_KEY_FILEMONITOR))
{
object obj = TextBoxUtils.GetTextTagToMap(t)[TextBoxTagKey.TEXTBOX_TAG_KEY_FILEMONITOR];
if (obj.GetType().Equals(typeof(FileSystemWatcher)))
{
wat = (FileSystemWatcher)TextBoxUtils.GetTextTagToMap(t)[TextBoxTagKey.TEXTBOX_TAG_KEY_FILEMONITOR];
wat.EnableRaisingEvents = false;
wat.Dispose();
}
}
// 获取一个新的文件监听
wat = fileMonitor(pathArr[0], pathArr[1] + "." + pathArr[2],
NotifyFilters.DirectoryName | NotifyFilters.FileName | NotifyFilters.Size
, null, null
, delegate(object sender, FileSystemEventArgs e){
FileSystemWatcher watcher = (FileSystemWatcher)sender;
// 闪烁窗体
Form f = t.FindForm();
if (f.InvokeRequired)
{
f.Invoke(new EventHandler(delegate {
System.Media.SystemSounds.Asterisk.Play();
WindowsApiUtils.FlashWindow(f.Handle, 400, 3);
}));
}
// 弹出对话框
ControlsUtils.ShowAskMessBox("文件内容已经更改,是否要重新加载文件", "提示"
, delegate {
if (t.InvokeRequired)
{
t.Invoke(new EventHandler(delegate {
// 获取内容
string text = FileRead.Read(filepath, encoding);
t.Text = text;
}));
}
}, null);
watcher.EnableRaisingEvents = false;
}
, delegate { // 弹出对话框
MessageBox.Show("文件在磁盘上已经被删除或重命名！");
});
// 加入到文本框的tag数据中
TextBoxUtils.TextBoxAddTag(t, TextBoxTagKey.TEXTBOX_TAG_KEY_FILEMONITOR, wat);
} catch {
MessageBox.Show("监听文件状态时发生异常");
}
}