/// <summary>
/// Shared preview key down logic between the game terminal and it's back buffer. If they have focus this
/// will implement page up and page down so that the back buffer will show all of the paging, once it gets
/// to the bottom it will disappear. The escape key will send the focus back to the input box hiding the
/// back buffer.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void GameTerminal_PreviewKeyDown(object sender, KeyEventArgs e)
{
switch (e.Key)
{
case Key.PageUp:
e.Handled = true;
// Back buffer is collapsed, show it, scroll to the bottom of it.
if (GameBackBufferTerminal.Visibility == System.Windows.Visibility.Collapsed)
{
GameBackBufferTerminal.ScrollToLastLine();
GameBackBufferTerminal.Visibility = System.Windows.Visibility.Visible;
// Since the height of this changed scroll it to the bottom.
GameTerminal.ScrollToLastLine();
break;
}
// If it was already visible, then we PageUp()
GameBackBufferTerminal.PageUp();
break;
case Key.PageDown:
e.Handled = true;
// Back buffer is visible then execute a PageDown()
if (GameBackBufferTerminal.Visibility == System.Windows.Visibility.Visible)
{
GameBackBufferTerminal.PageDown();
}
// Now, if the last line in the back buffer is visible then we can just collapse the
// back buffer because the main terminal shows everything at the end. Set the focus
// back to the input box if it's not already there.
if (GameBackBufferTerminal.IsLastLineVisible())
{
GameBackBufferTerminal.Visibility = System.Windows.Visibility.Collapsed;
TextInput.Editor.Focus();
}
break;
case Key.Escape:
// Collapse the back buffer so it hides it and reclaims the space for the main terminal.
GameBackBufferTerminal.Visibility = System.Windows.Visibility.Collapsed;
// Reset the input history to the default position and clear the text in the input box.
Interp.InputHistoryPosition = -1;
TextInput.Editor.Text = "";
TextInput.Editor.Focus();
break;
}
}
/// <summary>
/// The PreviewKeyDown event for the input text box used to setup special behavior from that box.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Editor_PreviewKeyDown(object sender, KeyEventArgs e)
{
// So they key's for macros aren't entered into the text box.
foreach (var item in App.Settings.ProfileSettings.MacroList)
{
if ((int)e.Key == item.Key)
{
e.Handled = true;
return;
}
}
switch (e.Key)
{
case Key.Enter:
e.Handled = true;
// When a command is entered into the input box.
// Make sure the newline didn't make it into the text input, then select all in the box so it can be cleared quickly.
TextInput.Editor.Text = TextInput.Editor.Text.Replace("\r", "").Replace("\n", "");
TextInput.Editor.SelectAll();
Interp.Send(TextInput.Editor.Text);
// If the user wants the input box to clear after a command, make it so.
if (App.Settings.AvalonSettings.InputBoxClearAfterCommand)
{
TextInput.Editor.Text = "";
}
// Set the history count to the end
Interp.InputHistoryPosition = -1;
break;
case Key.Up:
e.Handled = false;
// If the drop down is open allow the up and down keys to work for it, not history.
if (TextInput.IsDropDownOpen)
{
return;
}
// Go to the previous item in the history.
TextInput.Editor.Text = Interp.InputHistoryNext();
TextInput.Editor.SelectionStart = (TextInput.Editor.Text.Length);
TextInput.Editor.SelectionLength = 0;
break;
case Key.Down:
e.Handled = false;
// If the drop down is open allow the up and down keys to work for it, not history.
if (TextInput.IsDropDownOpen)
{
return;
}
// Go to the next item in the history.
TextInput.Editor.Text = Interp.InputHistoryPrevious();
TextInput.Editor.SelectionStart = (TextInput.Editor.Text.Length);
TextInput.Editor.SelectionLength = 0;
break;
case Key.PageUp:
e.Handled = true;
// Back buffer is collapsed, show it, scroll to the bottom of it.
if (GameBackBufferTerminal.Visibility == System.Windows.Visibility.Collapsed)
{
GameBackBufferTerminal.ScrollToLastLine();
GameBackBufferTerminal.Visibility = System.Windows.Visibility.Visible;
// Since the height of this changed scroll it to the bottom.
GameTerminal.ScrollToLastLine();
break;
}
// If it was already visible, then we PageUp()
GameBackBufferTerminal.PageUp();
break;
case Key.PageDown:
e.Handled = true;
// Back buffer is visible then execute a PageDown()
if (GameBackBufferTerminal.Visibility == System.Windows.Visibility.Visible)
{
GameBackBufferTerminal.PageDown();
}
// Now, if the last line in the back buffer is visible then we can just collapse the
// back buffer because the main terminal shows everything at the end.
if (GameBackBufferTerminal.IsLastLineVisible())
{
GameBackBufferTerminal.Visibility = System.Windows.Visibility.Collapsed;
TextInput.Editor.Focus();
}
break;
case Key.Oem5:
case Key.OemBackslash:
TextInput.Editor.SelectAll();
e.Handled = true;
break;
case Key.Escape:
// Collapse the back buffer so it hides it and reclaims the space for the main terminal.
GameBackBufferTerminal.Visibility = System.Windows.Visibility.Collapsed;
// Reset the input history to the default position and clear the text in the input box.
Interp.InputHistoryPosition = -1;
TextInput.Editor.Text = "";
break;
}
}
/// <summary>
/// The PreviewKeyDown event for the input text box used to setup special behavior from that box.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void Editor_PreviewKeyDown(object sender, KeyEventArgs e)
{
// So they key's for macros aren't entered into the text box.
foreach (var item in App.Settings.ProfileSettings.MacroList)
{
if ((int)e.Key == item.Key)
{
e.Handled = true;
return;
}
}
switch (e.Key)
{
case Key.Enter:
e.Handled = true;
// When a command is entered into the input box.
// Make sure the newline didn't make it into the text input, then select all in the box so it can be cleared quickly.
TextInput.Editor.Text = TextInput.Editor.Text.RemoveLineEndings();
TextInput.Editor.SelectAll();
Interp.Send(TextInput.Editor.Text);
// If the user wants the input box to clear after a command, make it so.
if (App.Settings.AvalonSettings.InputBoxClearAfterCommand)
{
TextInput.Editor.Text = "";
}
// Set the history count to the end
Interp.InputHistoryPosition = -1;
break;
case Key.Up:
e.Handled = false;
// If the drop down is open allow the up and down keys to work for it, not history.
if (TextInput.IsDropDownOpen)
{
return;
}
// Go to the previous item in the history.
TextInput.Editor.Text = Interp.InputHistoryNext();
TextInput.Editor.SelectionStart = (TextInput.Editor.Text.Length);
TextInput.Editor.SelectionLength = 0;
break;
case Key.Down:
e.Handled = false;
// If the drop down is open allow the up and down keys to work for it, not history.
if (TextInput.IsDropDownOpen)
{
return;
}
// Go to the next item in the history.
TextInput.Editor.Text = Interp.InputHistoryPrevious();
TextInput.Editor.SelectionStart = (TextInput.Editor.Text.Length);
TextInput.Editor.SelectionLength = 0;
break;
case Key.PageUp:
e.Handled = true;
// Back buffer is collapsed, show it, scroll to the bottom of it.
if (GameBackBufferTerminal.Visibility == System.Windows.Visibility.Collapsed)
{
GameBackBufferTerminal.Visibility = System.Windows.Visibility.Visible;
// Scroll via the vertical offset, if not done for some reason the first time the window is shown
// it will be at the top.
GameBackBufferTerminal.ScrollToLastLine(true);
// Since the height of this changed scroll it to the bottom.
GameTerminal.ScrollToLastLine();
break;
}
// If it was already visible, then we PageUp()
GameBackBufferTerminal.PageUp();
break;
case Key.PageDown:
e.Handled = true;
// Back buffer is visible then execute a PageDown()
if (GameBackBufferTerminal.Visibility == System.Windows.Visibility.Visible)
{
GameBackBufferTerminal.PageDown();
}
// Now, if the last line in the back buffer is visible then we can just collapse the
// back buffer because the main terminal shows everything at the end.
if (GameBackBufferTerminal.IsLastLineVisible())
{
GameBackBufferTerminal.Visibility = System.Windows.Visibility.Collapsed;
TextInput.Editor.Focus();
}
break;
case Key.Oem5:
case Key.OemBackslash:
TextInput.Editor.SelectAll();
e.Handled = true;
break;
case Key.Escape:
// Collapse the back buffer so it hides it and reclaims the space for the main terminal.
GameBackBufferTerminal.Visibility = System.Windows.Visibility.Collapsed;
// Setting to see if the comm windows should scroll to the bottom on escape.
if (App.Settings.AvalonSettings.EscapeScrollsAllTerminalsToBottom)
{
Terminal1.ScrollToLastLine();
Terminal2.ScrollToLastLine();
Terminal3.ScrollToLastLine();
GameTerminal.ScrollToLastLine();
}
// Hide the auto completion box if it's open.
if (PopupAutoComplete.IsOpen)
{
PopupAutoComplete.IsOpen = false;
}
// Reset the input history to the default position and clear the text in the input box.
Interp.InputHistoryPosition = -1;
TextInput.Editor.Text = "";
break;
case Key.Tab:
// Auto Complete from command history and/or aliases.
e.Handled = true;
string command = null;
bool ctrl = ((Keyboard.Modifiers & ModifierKeys.Control) == ModifierKeys.Control);
bool shift = ((Keyboard.Modifiers & ModifierKeys.Shift) == ModifierKeys.Shift);
// If control is down search aliases, if it's not search the history
if (ctrl && !string.IsNullOrWhiteSpace(TextInput.Editor.Text))
{
// Aliases
var alias = App.Settings.ProfileSettings.AliasList.FirstOrDefault(x => x.AliasExpression.StartsWith(TextInput.Editor.Text, System.StringComparison.OrdinalIgnoreCase));
if (alias != null)
{
command = alias.AliasExpression;
}
// If the alias isn't null, put it in the text editor and leave, we're done. If it is, we'll go ahead and
// continue on to the history as a fall back.
if (!string.IsNullOrWhiteSpace(command))
{
TextInput.Editor.Text = command;
TextInput.Editor.SelectionStart = TextInput.Editor.Text.Length;
return;
}
}
// If shift is down search past input data, if it's not search the history
if (shift && App.Settings.AvalonSettings.AutoCompleteWord && !string.IsNullOrWhiteSpace(TextInput.Editor.Text))
{
try
{
TextInput.Editor.SelectCurrentWord();
string word = TextInput.Editor.SelectedText;
App.MainWindow.PopupAutoComplete.IsOpen = false;
App.MainWindow.PopupAutoComplete.PlacementTarget = TextInput.Editor;
App.MainWindow.PopupAutoComplete.Height = 200;
App.MainWindow.PopupAutoComplete.Width = 200;
App.MainWindow.PopupAutoComplete.HorizontalOffset = App.MainWindow.PopupAutoComplete.Width;
App.MainWindow.PopupAutoComplete.VerticalOffset = -200;
App.MainWindow.PopupAutoComplete.IsOpen = true;
// Get a list of words that match, then reverse it so the newest entries come first.
var list = Interp.InputAutoCompleteKeywords.Where(x => x.StartsWith(word, StringComparison.OrdinalIgnoreCase)).Reverse();
PopupAutoCompleteListBox.ItemsSource = list;
// Select the first item in the list, then focus the list.
PopupAutoCompleteListBox.Focus();
if (PopupAutoCompleteListBox.Items.Count > 0)
{
PopupAutoCompleteListBox.SelectedIndex = 0;
}
}
catch (Exception ex)
{
App.Conveyor.EchoLog(ex.Message, LogType.Error);
}
return;
}
// If there is no input in the text editor, get the last entered command otherwise search the input
// history for the command (searching the latest entries backwards).
if (string.IsNullOrWhiteSpace(TextInput.Editor.Text))
{
command = Interp.InputHistory.Last();
}
else
{
command = Interp.InputHistory.FindLast(x => x.StartsWith(TextInput.Editor.Text, System.StringComparison.OrdinalIgnoreCase));
}
if (!string.IsNullOrWhiteSpace(command))
{
TextInput.Editor.Text = command;
TextInput.Editor.SelectionStart = TextInput.Editor.Text.Length;
}
break;
}
}