public void DisableAll()
{
_vimBuffer1.Process(GlobalSettings.DisableAllCommand);
Assert.Equal(ModeKind.Disabled, _vimBuffer1.ModeKind);
Assert.Equal(ModeKind.Disabled, _vimBuffer2.ModeKind);
Assert.True(Vim.IsDisabled);
}
/// <summary>
/// Try and process the KeyInput from the Exec method
/// </summary>
private bool TryExec(ref Guid commandGroup, ref OleCommandData oleCommandData, KeyInput keyInput)
{
if (!_buffer.CanProcess(keyInput))
{
// If the IVimBuffer can't process it then it doesn't matter
return(false);
}
// Next we need to determine if we can process this directly or not. The only mode
// we actively intercept KeyInput for is InsertMode because we need to route it
// through IOleCommandTarget to get Intellisense and many other features.
var mode = _buffer.ModeKind == ModeKind.Insert
? _buffer.InsertMode
: null;
if (mode == null)
{
return(_buffer.Process(keyInput));
}
// Next we need to consider here are Key mappings. The CanProcess and Process APIs
// will automatically map the KeyInput under the hood at the IVimBuffer level but
// not at the individual IMode. Have to manually map here and test against the
// mapped KeyInput
KeyInput mapped;
if (!TryGetSingleMapping(KeyRemapMode.Insert, keyInput, out mapped) || CanProcessDirectly(mode, mapped))
{
return(_buffer.Process(keyInput));
}
// At this point we've determined that we need to intercept this
return(TryExecIntercepted(ref commandGroup, ref oleCommandData, keyInput, mapped));
}
/// <summary>
/// Last chance at custom handling of user input. At this point we have the
/// advantage that WPF has properly converted the user input into a char which
/// can be effeciently mapped to a KeyInput value.
/// </summary>
public override void TextInput(TextCompositionEventArgs args)
{
bool handled = false;
if (!String.IsNullOrEmpty(args.Text) && 1 == args.Text.Length && !IgnoreTextInput)
{
// Only want to intercept text coming from the keyboard. Let other
// components edit without having to come through us
var keyboard = args.Device as KeyboardDevice;
if (keyboard != null)
{
var ki = KeyUtil.CharAndModifiersToKeyInput(args.Text[0], keyboard.Modifiers);
handled = _buffer.CanProcess(ki) && _buffer.Process(ki);
}
}
if (handled)
{
args.Handled = true;
}
else
{
base.TextInput(args);
}
}
/// <summary>
/// The PreviewKeyDown event is raised before Visual Assist handles a key stroke and they respect the
/// Handled property of the KeyEventArgs structure. This is our chance to intercept any keys that
/// they will process in a way that conflicts with VsVim
/// </summary>
public override void PreviewKeyDown(KeyEventArgs args)
{
VimTrace.TraceInfo("VisualAssistKeyProcessor::PreviewKeyDown {0} {1}", args.Key, args.KeyboardDevice.Modifiers);
if (IsTextViewFocused &&
_vimBuffer.ModeKind == ModeKind.Normal &&
args.Key == Key.OemPeriod &&
args.KeyboardDevice.Modifiers == ModifierKeys.None)
{
// Visual Assist in general won't process any keys when we are in normal mode because we have
// the caret hidden. However it appears they check for the caret hidden on a timer or some
// form of delay. This is provable by editting some text in insert mode then quickly hitting
// Escape followed by '.'. If this happens fast enough they will process the '.' directly
// instead of letting the key stroke go through. This will cause a '.' to appear in the code
// instead of a repeat action.
//
// Experimentation shows that they only do this processing for a subset of keys including
// '.'. Letter keys and the like don't have this behavior so we let them go through
// normal processing. In the future though we may find more keys that need this exception
_vimBuffer.Process(KeyInputUtil.CharToKeyInput('.'));
args.Handled = true;
}
VimTrace.TraceInfo("VisualAssistKeyProcessor::KeyDown Handled = {0}", args.Handled);
base.PreviewKeyDown(args);
}
/// <summary>
/// This method handles the KeyInput as it applies to command line editor. Make sure to
/// mark the key as handled if we use it here. If we don't then it will propagate out to
/// the editor and be processed again
/// </summary>
internal void HandleKeyEvent(KeyEventArgs e)
{
switch (e.Key)
{
case Key.Escape:
_vimBuffer.Process(KeyInputUtil.EscapeKey);
ChangeEditKind(EditKind.None);
e.Handled = true;
break;
case Key.Return:
ExecuteCommand(_margin.CommandLineTextBox.Text);
e.Handled = true;
break;
case Key.Up:
_vimBuffer.Process(KeyInputUtil.VimKeyToKeyInput(VimKey.Up));
e.Handled = true;
break;
case Key.Down:
_vimBuffer.Process(KeyInputUtil.VimKeyToKeyInput(VimKey.Down));
e.Handled = true;
break;
}
}
public void Repeat_Insert()
{
Create("the cat");
_buffer.SwitchMode(ModeKind.Insert, ModeArgument.NewInsertWithCount(2));
_buffer.Process("hi");
Assert.AreEqual(2, _textView.GetCaretPoint().Position);
_buffer.Process(VimKey.Escape);
Assert.AreEqual("hihithe cat", _textView.GetLine(0).GetText());
Assert.AreEqual(3, _textView.GetCaretPoint().Position);
}
public static void Process(this IVimBuffer buf, string input, bool enter = false)
{
foreach (var c in input)
{
var i = KeyInputUtil.CharToKeyInput(c);
buf.Process(i);
}
if (enter)
{
buf.Process(KeyInputUtil.EnterKey);
}
}
/// <summary>
/// Try and process the KeyInput from the Exec method
/// </summary>
private bool TryProcessWithBuffer(ref Guid commandGroup, ref OleCommandData oleCommandData, KeyInput keyInput)
{
if (!_buffer.CanProcess(keyInput))
{
// If the IVimBuffer can't process it then it doesn't matter
return(false);
}
// Next we need to determine if we can process this directly or not. The only mode
// we actively intercept KeyInput for is InsertMode because we need to route it
// through IOleCommandTarget to get Intellisense and many other features.
var insertMode = _buffer.ModeKind == ModeKind.Insert
? _buffer.InsertMode
: null;
if (insertMode == null)
{
return(_buffer.Process(keyInput).IsAnyHandled);
}
// Next we need to consider here are Key mappings. The CanProcess and Process APIs
// will automatically map the KeyInput under the hood at the IVimBuffer level but
// not at the individual IMode. Have to manually map here and test against the
// mapped KeyInput
KeyInput mapped;
if (!TryGetSingleMapping(keyInput, out mapped) || !ShouldProcessWithCommandTargetOverInsertMode(insertMode, mapped))
{
return(_buffer.Process(keyInput).IsAnyHandled);
}
// We are now intentionally by passing insert mode here. If there is an active
// IWordCompletionSession here we need to manually dismiss it. Else it will remain
// as we start typing a new word
if (insertMode.ActiveWordCompletionSession.IsSome())
{
insertMode.ActiveWordCompletionSession.Value.Dismiss();
}
// We've successfully mapped the KeyInput (even if t's a no-op) and determined that
// we don't want to process it directly if possible. Now we try and process the
// potentially mapped value
if (TryProcessWithExec(commandGroup, oleCommandData, insertMode, keyInput, mapped))
{
return(true);
}
// If we couldn't map the KeyInput value into a Visual Studio command then go straight to the
// ITextBuffer. Insert mode is already designed to handle these KeyInput values we'd just prefer
// to pass them through Visual Studio.. Remember to use the original KeyInput value here as
// going through IVimBuffer will process mappings
return(_buffer.Process(keyInput).IsAnyHandled);
}
public void Timeout_Single()
{
_vimBuffer.Vim.KeyMap.MapWithNoRemap("cat", "chase the cat", KeyRemapMode.Insert);
_vimBuffer.SwitchMode(ModeKind.Insert, ModeArgument.None);
_vimBuffer.Process('c');
Assert.Equal("", _vimBuffer.TextBuffer.GetLine(0).GetText());
WaitForTimer();
Assert.Equal("c", _vimBuffer.TextBuffer.GetLine(0).GetText());
}
public void Timeout_Single()
{
_vimBuffer.Vim.GlobalKeyMap.AddKeyMapping("cat", "chase the cat", allowRemap: false, KeyRemapMode.Insert);
_vimBuffer.SwitchMode(ModeKind.Insert, ModeArgument.None);
_vimBuffer.Process('c');
Assert.Equal("", _vimBuffer.TextBuffer.GetLine(0).GetText());
WaitForTimer();
Assert.Equal("c", _vimBuffer.TextBuffer.GetLine(0).GetText());
}
internal static void Process(this IVimBuffer vimBuffer, string input, bool enter = false)
{
foreach (var c in input)
{
var keyInput = KeyInputUtil.CharToKeyInput(c);
vimBuffer.Process(keyInput);
}
if (enter)
{
vimBuffer.Process(KeyInputUtil.EnterKey);
}
}
/// <summary>
/// Process the full notation as a series of KeyInput values
/// </summary>
public static void ProcessNotation(this IVimBuffer vimBuffer, string notation, bool enter = false)
{
var keyInputSet = KeyNotationUtil.StringToKeyInputSet(notation);
foreach (var keyInput in keyInputSet.KeyInputs)
{
vimBuffer.Process(keyInput);
}
if (enter)
{
vimBuffer.Process(KeyInputUtil.EnterKey);
}
}
public override void PreviewKeyUp(KeyEventArgs args)
{
if (args.Key == Key.Escape)
{
// The Escape key was pressed and we are still inside of Insert mode. This means that R#
// handled the key stroke to dismiss intellisense. Leave insert mode now to complete the operation
if (_vimBuffer.ModeKind == ModeKind.Insert)
{
VimTrace.TraceInfo("ReSharperKeyUtil::PreviewKeyUp handled escape swallowed by ReSharper");
_vimBuffer.Process(KeyInputUtil.EscapeKey);
}
}
base.PreviewKeyUp(args);
}
public void MappedLeft()
{
// Reported in issue #1103.
var command = "%s//g";
_vimBuffer.Process($":map Q :{command}<Left><Left>", enter: true);
Assert.Equal(ModeKind.Normal, _vimBuffer.ModeKind);
_vimBuffer.Process("Q");
Assert.Equal(ModeKind.Command, _vimBuffer.ModeKind);
var expectedCaretPosition = command.Length - 2;
var expectedCommand = new EditableCommand(command, expectedCaretPosition);
Assert.Equal(expectedCommand, _vimBuffer.CommandMode.EditableCommand);
Assert.Equal(":" + command, _control.CommandLineTextBox.Text);
Assert.Equal(expectedCaretPosition + 1, _control.CommandLineTextBox.SelectionStart);
}
/// <summary>
/// The escape key was pressed. If we are currently in insert mode we need to leave it because it
/// means that Visual Assist swallowed the key stroke
/// </summary>
private void HandleEscape()
{
if (_vimBuffer.ModeKind == ModeKind.Insert)
{
_vimBuffer.Process(KeyInputUtil.EscapeKey);
}
}
internal bool TryProcess(VimKey vimKey, int clickCount = 1)
{
var keyInput = KeyInputUtil.ApplyKeyModifiersToKey(vimKey, _keyboardDevice.KeyModifiers);
keyInput = KeyInputUtil.ApplyClickCount(keyInput, clickCount);
// If the user has explicitly set the mouse to be <nop> then we don't want to report this as
// handled. Otherwise it will swallow the mouse event and as a consequence disable other
// features that begin with a mouse click.
//
// There is really no other way for the user to opt out of mouse behavior besides mapping the
// key to <nop> otherwise that would be done here.
var keyInputSet = _vimBuffer.GetKeyInputMapping(keyInput).KeyInputSet;
if (keyInputSet.Length > 0 && keyInputSet.KeyInputs[0].Key == VimKey.Nop)
{
return(false);
}
if (_vimBuffer.CanProcess(keyInput))
{
return(_vimBuffer.Process(keyInput).IsAnyHandled);
}
return(false);
}
/// <summary>
/// This method handles the KeyInput as it applies to command line editor. Make sure to
/// mark the key as handled if we use it here. If we don't then it will propagate out to
/// the editor and be processed again
/// </summary>
internal void HandleKeyEvent(KeyEventArgs e)
{
switch (e.Key)
{
case Key.Escape:
_vimBuffer.Process(KeyInputUtil.EscapeKey);
ChangeEditKind(EditKind.None);
e.Handled = true;
break;
case Key.Return:
// ExecuteCommand(_margin.CommandLineTextBox.Text);
ExecuteCommand(_commandText);
e.Handled = true;
break;
case Key.Up:
_vimBuffer.Process(KeyInputUtil.VimKeyToKeyInput(VimKey.Up));
e.Handled = true;
break;
case Key.Down:
_vimBuffer.Process(KeyInputUtil.VimKeyToKeyInput(VimKey.Down));
e.Handled = true;
break;
case Key.R:
if (e.KeyboardDevice.Modifiers == ModifierKeys.Control)
{
// During edits we are responsible for handling the command line. Need to
// put a " into the box at the edit position
// var textBox = _margin.CommandLineTextBox;
// var text = textBox.Text;
// var builder = new StringBuilder();
// var offset = textBox.SelectionStart;
// builder.Append(text, 0, offset);
// builder.Append('"');
// builder.Append(text, offset, text.Length - offset);
// UpdateCommandLine(builder.ToString());
// textBox.Select(offset, 0);
// Now move the buffer into paste wait
_vimBuffer.Process(KeyInputUtil.ApplyKeyModifiersToChar('r', VimKeyModifiers.Control));
}
break;
case Key.U:
if (e.KeyboardDevice.Modifiers == ModifierKeys.Control)
{
// var textBox = _margin.CommandLineTextBox;
// var text = textBox.Text.Substring(textBox.SelectionStart);
// textBox.Text = text;
//
// UpdateVimBufferStateWithCommandText(text);
}
break;
}
}
/// <summary>
/// Process the VimKey values in sequence
/// </summary>
public static bool Process(this IVimBuffer buf, params VimKey[] keys)
{
var ret = false;
foreach (var key in keys)
{
ret = buf.Process(KeyInputUtil.VimKeyToKeyInput(key)).IsAnyHandled;
}
return(ret);
}
internal bool TryProcess(VimKey vimKey)
{
var keyInput = KeyInputUtil.VimKeyToKeyInput(vimKey);
if (_vimBuffer.CanProcess(keyInput))
{
return(_vimBuffer.Process(keyInput).IsAnyHandled);
}
return(false);
}
public void TypeForwardShouldReplace()
{
Create("hello world");
_buffer.SwitchMode(ModeKind.Replace, ModeArgument.None);
_buffer.Process("again");
Assert.AreEqual("again world", _textView.GetLine(0).GetText());
Assert.AreEqual(5, _textView.GetCaretPoint().Position);
}
private bool TryProcess(KeyEventArgs e, KeyInput keyInput)
{
if (KeyEventIsDeadChar(e))
{
// When a dead key combination is pressed we will get the key down events in
// sequence after the combination is complete. The dead keys will come first
// and be followed the final key which produces the char. That final key
// is marked as DeadCharProcessed.
//
// All of these should be ignored. They will produce a TextInput value which
// we can process in the TextInput event
return(false);
}
if ((_vimBuffer.ModeKind.IsAnyInsert() || _vimBuffer.ModeKind.IsAnySelect()) &&
!_vimBuffer.CanProcessAsCommand(keyInput) &&
keyInput.Char > 0x1f &&
_vimBuffer.BufferedKeyInputs.IsEmpty &&
!_vimBuffer.Vim.MacroRecorder.IsRecording)
{
return(false);
}
if (_completionBroker.IsCompletionActive(_textView) && !IsEscapeKey(e))
{
return(false);
}
if (_signatureHelpBroker.IsSignatureHelpActive(_textView) && !IsEscapeKey(e))
{
return(false);
}
if (_inlineRenameListenerFactory.InRename)
{
return(false);
}
if (_vimBuffer.ModeKind.IsAnyInsert() && e.Characters == "\t")
{
// Allow tab key to work for snippet completion
//
// TODO: We should only really do this when the characters
// to the left of the caret form a valid snippet
return(false);
}
return(_vimBuffer.CanProcess(keyInput) && _vimBuffer.Process(keyInput).IsAnyHandled);
}
public void KeyMap_ShiftAndReturn()
{
Create("cat", "dog");
_vimBuffer.Process(":map <S-RETURN> o<Esc>", enter: true);
_simulation.Run(KeyInputUtil.ApplyModifiersToVimKey(VimKey.Enter, KeyModifiers.Shift));
Assert.Equal(3, _textBuffer.CurrentSnapshot.LineCount);
Assert.Equal("cat", _textBuffer.GetLine(0).GetText());
Assert.Equal("", _textBuffer.GetLine(1).GetText());
Assert.Equal("dog", _textBuffer.GetLine(2).GetText());
}
/// <summary>
/// This method handles keeping the history buffer in sync with the commandline display text
/// which do not happen otherwise for EditKind.None.
/// </summary>
private bool HandleHistoryNavigation(KeyInput keyInput)
{
var handled = _vimBuffer.Process(keyInput).IsAnyHandled;
var prefixChar = GetPrefixChar(_editKind);
if (handled && _editKind != EditKind.None && prefixChar.HasValue)
{
switch (_editKind)
{
case EditKind.Command:
UpdateCommandLine(prefixChar.ToString() + _vimBuffer.CommandMode.Command);
break;
case EditKind.SearchForward:
case EditKind.SearchBackward:
UpdateCommandLine(prefixChar.ToString() + _vimBuffer.IncrementalSearch.CurrentSearchText);
break;
}
_margin.UpdateCaretPosition(EditPosition.End);
}
return(handled);
}
public static bool Process(this IVimBuffer buf, VimKey key)
{
return(buf.Process(KeyInputUtil.VimKeyToKeyInput(key)));
}
private void RunCommand(string command)
{
_buffer.Process(':');
_buffer.Process(command, enter: true);
}
public void TestChar_h_1()
{
_textView.Caret.MoveTo(new SnapshotPoint(_textView.TextSnapshot, 2));
_buffer.Process('h');
Assert.Equal(1, _textView.Caret.Position.BufferPosition.Position);
}
/// <summary>
/// Try and process the KeyInput from the Exec method. This method decides whether or not
/// a key should be processed directly by IVimBuffer or if should be going through
/// IOleCommandTarget. Generally the key is processed by IVimBuffer but for many intellisense
/// scenarios we want the key to be routed to Visual Studio directly. Issues to consider
/// here are ...
///
/// - How should the KeyInput participate in Macro playback?
/// - Does both VsVim and Visual Studio need to process the key (Escape mainly)
///
/// </summary>
private bool TryProcessWithBuffer(KeyInput keyInput)
{
// If the IVimBuffer can't process it then it doesn't matter
if (!_vimBuffer.CanProcess(keyInput))
{
return(false);
}
// In the middle of a word completion session let insert mode handle the input. It's
// displaying the intellisense itself and this method is meant to let custom intellisense
// operate normally
if (_vimBuffer.ModeKind == ModeKind.Insert && _vimBuffer.InsertMode.ActiveWordCompletionSession.IsSome())
{
return(_vimBuffer.Process(keyInput).IsAnyHandled);
}
// If we are in a peek definition window and normal mode we need to let the Escape key
// pass on to the next command target. This is necessary to close the peek definition
// window
if (_vimBuffer.ModeKind == ModeKind.Normal &&
_textView.IsPeekView() &&
keyInput == KeyInputUtil.EscapeKey)
{
return(false);
}
// The only time we actively intercept keys and route them through IOleCommandTarget
// is when one of the IDisplayWindowBroker windows is active
//
// In those cases if the KeyInput is a command which should be handled by the
// display window we route it through IOleCommandTarget to get the proper
// experience for those features
if (!_broker.IsAnyDisplayActive())
{
return(_vimBuffer.Process(keyInput).IsAnyHandled);
}
// Next we need to consider here are Key mappings. The CanProcess and Process APIs
// will automatically map the KeyInput under the hood at the IVimBuffer level but
// not at the individual IMode. Have to manually map here and test against the
// mapped KeyInput
if (!TryGetSingleMapping(keyInput, out KeyInput mapped))
{
return(_vimBuffer.Process(keyInput).IsAnyHandled);
}
bool handled;
if (IsDisplayWindowKey(mapped))
{
// If the key which actually needs to be processed is a display window key, say
// down, up, etc..., then forward it on to the next IOleCommandTarget. It is responsible
// for mapping that key to action against the display window
handled = ErrorHandler.Succeeded(_nextOleCommandTarget.Exec(mapped));
}
else
{
// Intentionally using keyInput here and not mapped. Process will do mapping on the
// provided input hence we should be using the original keyInput here not mapped
handled = _vimBuffer.Process(keyInput).IsAnyHandled;
}
// The Escape key should always dismiss the active completion session. However Vim
// itself is mostly ignorant of display windows and typically won't dismiss them
// as part of processing Escape (one exception is insert mode). Dismiss it here if
// it's still active
if (mapped.Key == VimKey.Escape && _broker.IsAnyDisplayActive())
{
_broker.DismissDisplayWindows();
}
return(handled);
}
/// <summary>
/// Try and process the given KeyInput with the IVimBuffer. This is overridable by
/// derived classes in order for them to prevent any KeyInput from reaching the
/// IVimBuffer
/// </summary>
protected virtual bool TryProcess(KeyInput keyInput)
{
return(_vimBuffer.CanProcess(keyInput) && _vimBuffer.Process(keyInput).IsAnyHandled);
}
public void SwitchModeOneTimeCommand_SetProperty()
{
var mode = CreateAndAddInsertMode(MockBehavior.Loose);
mode.Setup(x => x.Process(It.IsAny <KeyInput>())).Returns(ProcessResult.NewHandled(ModeSwitch.SwitchModeOneTimeCommand));
_vimBuffer.SwitchMode(ModeKind.Insert, ModeArgument.None);
_vimBuffer.Process('c');
Assert.IsTrue(_vimBuffer.InOneTimeCommand.IsSome(ModeKind.Insert));
}
public static bool Process(this IVimBuffer buf, char c)
{
return(buf.Process(KeyInputUtil.CharToKeyInput(c)).IsAnyHandled);
}