示例#1
0
        protected override void OnKeyDown(KeyRoutedEventArgs e)
        {
            if (e.Key == VirtualKey.Space)
            {
                FormatText();

                Document.GetText(TextGetOptions.NoHidden, out string text);

                if (MessageHelper.IsValidUsername(text))
                {
                    ViewModel.ResolveInlineBot(text);
                }
            }
            else if ((e.Key == VirtualKey.Up || e.Key == VirtualKey.Down || e.Key == VirtualKey.PageUp || e.Key == VirtualKey.PageDown || e.Key == VirtualKey.Tab))
            {
                var alt   = Window.Current.CoreWindow.GetKeyState(VirtualKey.Menu).HasFlag(CoreVirtualKeyStates.Down);
                var ctrl  = Window.Current.CoreWindow.GetKeyState(VirtualKey.Control).HasFlag(CoreVirtualKeyStates.Down);
                var shift = Window.Current.CoreWindow.GetKeyState(VirtualKey.Shift).HasFlag(CoreVirtualKeyStates.Down);

                if (e.Key == VirtualKey.Up && !alt && !ctrl && !shift && IsEmpty)
                {
                    ViewModel.MessageEditLastCommand.Execute();
                    e.Handled = true;
                }

                if ((e.Key == VirtualKey.Up && alt) || (e.Key == VirtualKey.PageUp && ctrl) || (e.Key == VirtualKey.Tab && ctrl && shift))
                {
                    ViewModel.Aggregator.Publish("move_up");
                    e.Handled = true;
                }
                else if ((e.Key == VirtualKey.Down && alt) || (e.Key == VirtualKey.PageDown && ctrl) || (e.Key == VirtualKey.Tab && ctrl && !shift))
                {
                    ViewModel.Aggregator.Publish("move_down");
                    e.Handled = true;
                }
                else if (e.Key == VirtualKey.Up || e.Key == VirtualKey.Down)
                {
                    if (UsernameHints != null && ViewModel.UsernameHints != null)
                    {
                        UsernameHints.SelectionMode = ListViewSelectionMode.Single;

                        var index = e.Key == VirtualKey.Up ? -1 : 1;
                        var next  = UsernameHints.SelectedIndex + index;
                        if (next >= 0 && next < ViewModel.UsernameHints.Count)
                        {
                            UsernameHints.SelectedIndex = next;
                            UsernameHints.ScrollIntoView(UsernameHints.SelectedItem);
                        }

                        e.Handled = true;
                    }
                    else if (BotCommands != null && ViewModel.BotCommands != null)
                    {
                        BotCommands.SelectionMode = ListViewSelectionMode.Single;

                        var index = e.Key == VirtualKey.Up ? -1 : 1;
                        var next  = BotCommands.SelectedIndex + index;
                        if (next >= 0 && next < ViewModel.BotCommands.Count)
                        {
                            BotCommands.SelectedIndex = next;
                            BotCommands.ScrollIntoView(BotCommands.SelectedItem);
                        }

                        e.Handled = true;
                    }
                }
            }
            else if (e.Key == VirtualKey.Escape && ViewModel.Reply is TLMessagesContainter container && container.EditMessage != null)
            {
                ViewModel.ClearReplyCommand.Execute();
                e.Handled = true;
            }

            if (!e.Handled)
            {
                base.OnKeyDown(e);
            }
        }
示例#2
0
        //protected override async void OnKeyDown(KeyRoutedEventArgs e)
        //{
        //    if (e.Key == VirtualKey.Enter)
        //    {
        //        // Check if CTRL or Shift is also pressed in addition to Enter key.
        //        var ctrl = Window.Current.CoreWindow.GetKeyState(VirtualKey.Control);
        //        var shift = Window.Current.CoreWindow.GetKeyState(VirtualKey.Shift);

        //        // If there is text and CTRL/Shift is not pressed, send message. Else allow new row.
        //        if (!ctrl.HasFlag(CoreVirtualKeyStates.Down) && !shift.HasFlag(CoreVirtualKeyStates.Down) && !IsEmpty)
        //        {
        //            e.Handled = true;
        //            await SendAsync();
        //        }
        //    }

        //    base.OnKeyDown(e);
        //}

        private async void Dispatcher_AcceleratorKeyActivated(CoreDispatcher sender, AcceleratorKeyEventArgs args)
        {
            if (args.VirtualKey == VirtualKey.Enter && FocusState != FocusState.Unfocused)
            {
                // Check if CTRL or Shift is also pressed in addition to Enter key.
                var ctrl  = Window.Current.CoreWindow.GetKeyState(VirtualKey.Control);
                var shift = Window.Current.CoreWindow.GetKeyState(VirtualKey.Shift);
                var key   = Window.Current.CoreWindow.GetKeyState(args.VirtualKey);

                if (UsernameHints != null && ViewModel.UsernameHints != null)
                {
                    var send = key.HasFlag(CoreVirtualKeyStates.Down) && !ctrl.HasFlag(CoreVirtualKeyStates.Down) && !shift.HasFlag(CoreVirtualKeyStates.Down);
                    if (send)
                    {
                        AcceptsReturn = false;
                        var container = UsernameHints.ContainerFromIndex(Math.Max(0, UsernameHints.SelectedIndex)) as ListViewItem;
                        if (container != null)
                        {
                            var peer       = new ListViewItemAutomationPeer(container);
                            var invokeProv = peer.GetPattern(PatternInterface.Invoke) as IInvokeProvider;
                            invokeProv.Invoke();
                        }
                    }
                    else
                    {
                        AcceptsReturn = true;
                    }

                    return;
                }

                if (BotCommands != null && ViewModel.BotCommands != null)
                {
                    var send = key.HasFlag(CoreVirtualKeyStates.Down) && !ctrl.HasFlag(CoreVirtualKeyStates.Down) && !shift.HasFlag(CoreVirtualKeyStates.Down);
                    if (send)
                    {
                        AcceptsReturn = false;
                        var container = BotCommands.ContainerFromIndex(Math.Max(0, BotCommands.SelectedIndex)) as ListViewItem;
                        if (container != null)
                        {
                            var peer       = new ListViewItemAutomationPeer(container);
                            var invokeProv = peer.GetPattern(PatternInterface.Invoke) as IInvokeProvider;
                            invokeProv.Invoke();
                        }
                    }
                    else
                    {
                        AcceptsReturn = true;
                    }

                    return;
                }

                // If there is text and CTRL/Shift is not pressed, send message. Else allow new row.
                if (ApplicationSettings.Current.IsSendByEnterEnabled)
                {
                    var send = key.HasFlag(CoreVirtualKeyStates.Down) && !ctrl.HasFlag(CoreVirtualKeyStates.Down) && !shift.HasFlag(CoreVirtualKeyStates.Down);
                    if (send)
                    {
                        AcceptsReturn = false;
                        await SendAsync();
                    }
                    else
                    {
                        AcceptsReturn = true;
                    }
                }
                else
                {
                    var send = key.HasFlag(CoreVirtualKeyStates.Down) && ctrl.HasFlag(CoreVirtualKeyStates.Down) && !shift.HasFlag(CoreVirtualKeyStates.Down);
                    if (send)
                    {
                        AcceptsReturn = false;
                        await SendAsync();
                    }
                    else
                    {
                        AcceptsReturn = true;
                    }
                }
            }
        }