private void TxtContent_TextChanged(object sender, System.Windows.Controls.TextChangedEventArgs e)
{
if (LockTabCreation)
{
return;
}
var tab = tabControl1.SelectedValue as MyTab;
if (tab == null)
{
if (TabManager.Tabs.Count == 0)
{
TabManager.AddNewTab();
tab = TabManager.Tabs.Last();
tab.Content = txtContent.Text;
JumpToLastTab();
}
else
{
tab = TabManager.Tabs.First();
tab.Content = txtContent.Text;
tabControl1.SelectedIndex = 0;
}
}
tab.Content = txtContent.Text;
}
public MainWindow()
{
TabManager = new TabManager();
TabManager.RecentFiles.CollectionChanged += RecentFiles_CollectionChanged;
FillRecentFilesMenu();
InitializeComponent();
}
private async Task ReOpenFileAsync(string path)
{
if (path != null && File.Exists(path))
{
await TabManager.OpenFileAsync(path);
}
JumpToLastTab();
}
private async Task OpenFileAsync()
{
var dialog = new OpenFileDialog();
dialog.Filter = "(*.txt)|*.txt|All Files (*.*)|*.*";
var result = dialog.ShowDialog();
if (result == true)
{
await TabManager.OpenFileAsync(dialog.FileName);
}
JumpToLastTab();
}
private void CloseTab(MyTab tab)
{
if (tab == null)
{
return;
}
LockTabCreation = true;
if (tab.Modified)
{
var result = MessageBox.Show("New file has been modified, save changes?", "Save Changes?", MessageBoxButton.YesNoCancel, MessageBoxImage.Warning);
if (result == MessageBoxResult.Yes)
{
if (tab.Path == null)
{
SaveAsFile(tab);
}
else
{
SaveFile(tab, tab.Path);
}
}
else if (result == MessageBoxResult.Cancel)
{
return;
}
}
TabManager.CloseTab(tab);
JumpToLastTab();
LockTabCreation = false;
}
public OpenRecentFileCommand(Func <string, Task> reOpenFileAsync, TabManager tabManager)
{
this.reOpenFileAsync = reOpenFileAsync;
this.tabManager = tabManager;
}
private void AddNewTab()
{
TabManager.AddNewTab();
JumpToLastTab();
}
