protected override bool ProcessTextAreaKey(Keys keyData)
{
if (!Visible)
{
return(false);
}
switch (keyData)
{
case Keys.Back:
--endOffset;
if (endOffset < startOffset)
{
Close();
}
return(false);
case Keys.Delete:
if (control.ActiveTextAreaControl.Caret.Offset <= endOffset)
{
--endOffset;
}
if (endOffset < startOffset)
{
Close();
}
return(false);
case Keys.Home:
codeCompletionListView.SelectIndex(0);
return(true);
case Keys.End:
codeCompletionListView.SelectIndex(completionData.Length - 1);
return(true);
case Keys.PageDown:
codeCompletionListView.PageDown();
return(true);
case Keys.PageUp:
codeCompletionListView.PageUp();
return(true);
case Keys.Down:
codeCompletionListView.SelectNextItem();
return(true);
case Keys.Up:
codeCompletionListView.SelectPrevItem();
return(true);
case Keys.Tab:
case Keys.Return:
InsertSelectedItem();
return(true);
}
return(base.ProcessTextAreaKey(keyData));
}
protected override bool ProcessTextAreaKey(Keys keyData)
{
if (!Visible)
{
return(false);
}
var result = false;
switch (keyData)
{
case Keys.Home:
codeCompletionListView.SelectIndex(0);
result = true; break;
case Keys.End:
codeCompletionListView.SelectIndex(completionData.Length - 1);
result = true; break;
case Keys.PageDown:
codeCompletionListView.PageDown();
result = true; break;
case Keys.PageUp:
codeCompletionListView.PageUp();
result = true; break;
case Keys.Down:
codeCompletionListView.SelectNextItem();
result = true; break;
case Keys.Up:
codeCompletionListView.SelectPrevItem();
result = true; break;
case Keys.Tab:
InsertSelectedItem('\t');
result = true; break;
case Keys.Return:
InsertSelectedItem('\n');
result = true; break;
}
if (result)
{
return(true);
}
else
{
return(base.ProcessTextAreaKey(keyData));
}
}
AutoCompleteWindow(ICompletionDataProvider completionDataProvider, Form parentForm, TextEditorControl control, string fileName, bool showDeclarationWindow)
: base(parentForm, control)
{
this.showDeclarationWindow = showDeclarationWindow;
workingScreen = Screen.GetWorkingArea(Location);
startOffset = control.ActiveTextAreaControl.Caret.Offset + 1;
endOffset = startOffset;
if (completionDataProvider.PreSelection != null)
{
startOffset -= completionDataProvider.PreSelection.Length + 1;
endOffset--;
}
codeCompletionListView = new CodeCompletionListView(completionData);
codeCompletionListView.ImageList = completionDataProvider.ImageList;
codeCompletionListView.Dock = DockStyle.Fill;
codeCompletionListView.SelectedItemChanged += new EventHandler(CodeCompletionListViewSelectedItemChanged);
codeCompletionListView.DoubleClick += new EventHandler(CodeCompletionListViewDoubleClick);
codeCompletionListView.Click += new EventHandler(CodeCompletionListViewClick);
Controls.Add(codeCompletionListView);
if (completionData.Length > 10)
{
vScrollBar.Dock = DockStyle.Right;
vScrollBar.Minimum = 0;
vScrollBar.Maximum = completionData.Length - 8;
vScrollBar.SmallChange = 1;
vScrollBar.LargeChange = 3;
codeCompletionListView.FirstItemChanged += new EventHandler(CodeCompletionListViewFirstItemChanged);
Controls.Add(vScrollBar);
}
this.drawingSize = GetListViewSize();
SetLocation();
declarationViewWindow = new DeclarationViewWindow(parentForm);
SetDeclarationViewLocation();
declarationViewWindow.ShowDeclarationViewWindow();
control.Focus();
CodeCompletionListViewSelectedItemChanged(this, EventArgs.Empty);
if (completionDataProvider.DefaultIndex >= 0)
{
codeCompletionListView.SelectIndex(completionDataProvider.DefaultIndex);
}
if (completionDataProvider.PreSelection != null)
{
CaretOffsetChanged(this, EventArgs.Empty);
}
vScrollBar.Scroll += new ScrollEventHandler(DoScroll);
}
CodeCompletionWindow(ICompletionDataProvider completionDataProvider, ICompletionData[] completionData, Form parentForm, TextEditorControl control, bool showDeclarationWindow, bool fixedListViewWidth, int startOffset, int endOffset)
: base(parentForm, control)
{
dataProvider = completionDataProvider;
this.completionData = completionData;
document = control.Document;
this.showDeclarationWindow = showDeclarationWindow;
this.fixedListViewWidth = fixedListViewWidth;
workingScreen = Screen.GetWorkingArea(Location);
this.startOffset = startOffset;
if (startOffset == -1)
{
this.startOffset = control.ActiveTextAreaControl.Caret.Offset + 1;
}
this.endOffset = endOffset;
if (this.endOffset == -1)
{
this.endOffset = startOffset;
}
if (completionDataProvider.PreSelection != null)
{
this.startOffset -= completionDataProvider.PreSelection.Length + 1;
this.endOffset--;
}
codeCompletionListView = new CodeCompletionListView(completionData);
codeCompletionListView.ImageList = completionDataProvider.ImageList;
codeCompletionListView.Dock = DockStyle.Fill;
codeCompletionListView.SelectedItemChanged += CodeCompletionListViewSelectedItemChanged;
codeCompletionListView.DoubleClick += CodeCompletionListViewDoubleClick;
codeCompletionListView.Click += CodeCompletionListViewClick;
Controls.Add(codeCompletionListView);
if (completionData.Length > MaxListLength)
{
vScrollBar.Dock = DockStyle.Right;
vScrollBar.Minimum = 0;
vScrollBar.Maximum = completionData.Length - 1;
vScrollBar.SmallChange = 1;
vScrollBar.LargeChange = MaxListLength;
codeCompletionListView.FirstItemChanged += CodeCompletionListViewFirstItemChanged;
Controls.Add(vScrollBar);
}
drawingSize = GetListViewSize();
SetLocation();
if (declarationViewWindow == null)
{
declarationViewWindow = new DeclarationViewWindow(parentForm);
}
SetDeclarationViewLocation();
declarationViewWindow.ShowDeclarationViewWindow();
declarationViewWindow.MouseMove += ControlMouseMove;
control.Focus();
CodeCompletionListViewSelectedItemChanged(this, EventArgs.Empty);
if (completionDataProvider.DefaultIndex >= 0)
{
codeCompletionListView.SelectIndex(completionDataProvider.DefaultIndex);
}
if (completionDataProvider.PreSelection != null)
{
CaretOffsetChanged(this, EventArgs.Empty);
}
vScrollBar.ValueChanged += VScrollBarValueChanged;
document.DocumentAboutToBeChanged += DocumentAboutToBeChanged;
document.DocumentChanged += DocumentDocumentChanged;
}
protected void RefreshList(ICompletionData[] completionData)
{
StartOffset = control.ActiveTextAreaControl.Caret.Offset + 1;
EndOffset = StartOffset;
if (CompletionDataProvider.PreSelection != null)
{
StartOffset -= CompletionDataProvider.PreSelection.Length + 1;
EndOffset--;
}
SuspendLayout();
string previouslySelected = null;
if (ListView != null)
{
if (ListView.SelectedCompletionData != null)
{
previouslySelected = ListView.SelectedCompletionData.Text;
}
Controls.Remove(ListView);
ListView.Dispose();
}
_currentCompletionData = completionData;
ListView = new CodeCompletionListView(completionData);
ListView.ImageList = CompletionDataProvider.ImageList;
ListView.Dock = DockStyle.Fill;
ListView.SelectedItemChanged += (s, e) => UpdateDeclarationView();
//ListView.DoubleClick += (s, e) => InsertSelectedItem('\0');
//ListView.MouseDown += (s, e) => control.ActiveTextAreaControl.TextArea.Focus(); // Makes click impossible
//ListView.GotFocus += (s, e) => control.ActiveTextAreaControl.TextArea.Focus(); // Interfers with scrollbar
ListView.MouseUp += (s, e) => InsertSelectedItem('\0');
Controls.Add(ListView);
if (completionData.Length > MaxListLength)
{
_scrollBar.Maximum = completionData.Length - 1;
_scrollBar.Value = 0;
ListView.FirstItemChanged += (s, e) =>
{
if (_inScrollUpdate)
{
return;
}
_inScrollUpdate = true;
_scrollBar.Value = Math.Min(_scrollBar.Maximum, ListView.FirstItem);
_inScrollUpdate = false;
};
_scrollBar.Visible = true;
}
else
{
_scrollBar.Visible = false;
}
drawingSize = GetListViewSize(completionData.Length);
Width = drawingSize.Width;
Height = drawingSize.Height;
ResumeLayout();
//control.Focus();
UpdateDeclarationView();
var selectIndex = previouslySelected == null ? -1 : Array.FindIndex(completionData, d => d.Text == previouslySelected);
if (selectIndex >= 0)
{
ListView.SelectIndex(selectIndex);
}
else if (CompletionDataProvider.DefaultIndex >= 0)
{
ListView.SelectIndex(CompletionDataProvider.DefaultIndex);
}
if (CompletionDataProvider.PreSelection != null)
{
// Need to sort the array after passing it to listview, as its contructor forces a different sorting
Array.Sort(completionData, (a, b) =>
{
var ax = a.Text.StartsWith(CompletionDataProvider.PreSelection, StringComparison.InvariantCultureIgnoreCase);
var bx = b.Text.StartsWith(CompletionDataProvider.PreSelection, StringComparison.InvariantCultureIgnoreCase);
return(ax == bx ? 0 : (ax ? -1 : 1));
});
CaretOffsetChanged(this, EventArgs.Empty);
}
}
