public async Task <bool> Close(bool force = false)
{
using (await asyncCriticalSection.EnterAsync()) {
if (closed)
{
return(true);
}
bool wasActive = documentManager.ActiveDocument == this;
// Raise the closing event. Handlers have a chance to cancel the save operation
var args = new DocumentCloseEventArgs(this, force, wasActive);
args.Cancel = false;
await OnClosing(args);
if (!force && args.Cancel)
{
return(false);
}
// Show the File not Saved UI
if (!await ShowSaveUI(force))
{
return(false);
}
closed = true;
ClearTasks();
Closed?.SafeInvoke(this, args);
// Reset the root view before closing the view, otherwise shell.CloseView will destroy it.
// We need the view to be functional until after the window is closed. The Dispose() method
// already takes care of disposing the view, which will destroy the widget it contains
window.SetRootView(null);
shell.CloseView(window, true);
Counters.OpenDocuments--;
Dispose();
return(true);
}
}
public async Task <bool> Close(bool force = false)
{
using (await asyncCriticalSection.EnterAsync()) {
if (closed)
{
return(true);
}
bool wasActive = documentManager.ActiveDocument == this;
// Raise the closing event. Handlers have a chance to cancel the save operation
var args = new DocumentCloseEventArgs(this, force, wasActive);
args.Cancel = false;
await OnClosing(args);
if (!force && args.Cancel)
{
return(false);
}
// Show the File not Saved UI
if (!await ShowSaveUI(force))
{
return(false);
}
closed = true;
ClearTasks();
try {
Closed?.Invoke(this, args);
} catch (Exception ex) {
LoggingService.LogError("Exception while calling Closed event.", ex);
}
shell.CloseView(window, true);
Counters.OpenDocuments--;
Dispose();
return(true);
}
}
public ToolsViewModel(IShell shell)
{
ShowMainViewCommand = ReactiveCommand.Create(() =>
{
shell.ShowView <MainView>(
new ViewRequest("main-view"),
new UiShowOptions {
Title = nameof(MainView)
}
);
});
ShowMainViewNamedCommand = ReactiveCommand.Create(() =>
{
shell.ShowView(
c => c.ResolveNamed <IView>("main_view"),
new ViewRequest("main-view-named"),
new UiShowOptions {
Title = nameof(MainView)
}
);
});
ShowFlyoutDemoViewCommand = ReactiveCommand.Create(() =>
{
shell.ShowView <FlyoutDemoView>(
new ViewRequest("flyout-demo-view"),
new UiShowOptions {
Title = nameof(FlyoutDemoView)
}
);
});
ShowChildWindowViewCommand = ReactiveCommand.Create(() =>
{
shell.ShowView <ChildWindowDemoView>(
new ViewRequest("child-window-demo-view"),
new UiShowOptions {
Title = nameof(ChildWindowDemoView)
}
);
});
CloseMainViewCommand = ReactiveCommand.Create(() =>
{
shell.CloseView("main-view");
});
}
