public DropDownBox ()
{
layout = new Pango.Layout (this.PangoContext);
this.Events = Gdk.EventMask.KeyPressMask | Gdk.EventMask.FocusChangeMask | Gdk.EventMask.ButtonPressMask | Gdk.EventMask.ButtonReleaseMask | Gdk.EventMask.PointerMotionMask | Gdk.EventMask.LeaveNotifyMask;
this.CanFocus = true;
BorderWidth = 0;
}
public BigList(IListModel provider)
{
this.provider = provider;
RefAccessible ().Role = Atk.Role.List;
hAdjustment = new Gtk.Adjustment (0, 0, currentWidth, 1, 1, 1);
hAdjustment.ValueChanged += new EventHandler (HAdjustmentValueChangedHandler);
vAdjustment = new Gtk.Adjustment (0, 0, provider.Rows, 1, 1, 1);
vAdjustment.ValueChanged += new EventHandler (VAdjustmentValueChangedHandler);
layout = new Pango.Layout (PangoContext);
ExposeEvent += new ExposeEventHandler (ExposeHandler);
ButtonPressEvent += new ButtonPressEventHandler (ButtonPressEventHandler);
ButtonReleaseEvent += new ButtonReleaseEventHandler (ButtonReleaseEventHandler);
KeyPressEvent += new KeyPressEventHandler (KeyHandler);
Realized += new EventHandler (RealizeHandler);
Unrealized += new EventHandler (UnrealizeHandler);
ScrollEvent += new ScrollEventHandler (ScrollHandler);
SizeAllocated += new SizeAllocatedHandler (SizeAllocatedHandler);
MotionNotifyEvent += new MotionNotifyEventHandler (MotionNotifyEventHandler);
AddEvents ((int) EventMask.ButtonPressMask | (int) EventMask.ButtonReleaseMask | (int) EventMask.KeyPressMask | (int) EventMask.PointerMotionMask);
CanFocus = true;
style_widget = new EventBox ();
style_widget.StyleSet += new StyleSetHandler (StyleHandler);
layout.SetMarkup (ellipsis);
layout.GetPixelSize (out ellipsis_width, out line_height);
layout.SetMarkup ("n");
layout.GetPixelSize (out en_width, out line_height);
layout.SetMarkup ("W");
layout.GetPixelSize (out en_width, out line_height);
old_width = Allocation.Width;
}
protected override void Render (Gdk.Drawable window, Widget widget, Gdk.Rectangle background_area, Gdk.Rectangle cell_area, Gdk.Rectangle expose_area, CellRendererState flags)
{
base.Render (window, widget, background_area, cell_area, expose_area, flags);
if (PackageSourceViewModel == null)
return;
using (var layout = new Pango.Layout (widget.PangoContext)) {
layout.Alignment = Pango.Alignment.Left;
layout.SetMarkup (GetPackageSourceNameMarkup ());
int packageSourceNameWidth = GetLayoutWidth (layout);
StateType state = GetState (widget, flags);
layout.SetMarkup (GetPackageSourceDescriptionMarkup ());
window.DrawLayout (widget.Style.TextGC (state), cell_area.X + textSpacing, cell_area.Y + textTopSpacing, layout);
if (!PackageSourceViewModel.IsValid) {
using (var ctx = Gdk.CairoHelper.Create (window)) {
ctx.DrawImage (widget, warningImage, cell_area.X + textSpacing + packageSourceNameWidth + imageSpacing, cell_area.Y + textTopSpacing);
}
layout.SetMarkup (GetPackageSourceErrorMarkup ());
int packageSourceErrorTextX = cell_area.X + textSpacing + packageSourceNameWidth + (int)warningImage.Width + (2 * imageSpacing);
window.DrawLayout (widget.Style.TextGC (state), packageSourceErrorTextX, cell_area.Y + textTopSpacing, layout);
}
}
}
public CodeSegmentPreviewWindow (TextEditor editor, bool hideCodeSegmentPreviewInformString, ISegment segment, int width, int height) : base (Gtk.WindowType.Popup)
{
this.HideCodeSegmentPreviewInformString = hideCodeSegmentPreviewInformString;
this.editor = editor;
this.AppPaintable = true;
layout = PangoUtil.CreateLayout (this);
informLayout = PangoUtil.CreateLayout (this);
informLayout.SetText (CodeSegmentPreviewInformString);
fontDescription = Pango.FontDescription.FromString (editor.Options.FontName);
fontDescription.Size = (int)(fontDescription.Size * 0.8f);
layout.FontDescription = fontDescription;
layout.Ellipsize = Pango.EllipsizeMode.End;
// setting a max size for the segment (40 lines should be enough),
// no need to markup thousands of lines for a preview window
int startLine = editor.Document.OffsetToLineNumber (segment.Offset);
int endLine = editor.Document.OffsetToLineNumber (segment.EndOffset);
const int maxLines = 40;
bool pushedLineLimit = endLine - startLine > maxLines;
if (pushedLineLimit)
segment = new Segment (segment.Offset, editor.Document.GetLine (startLine + maxLines).Offset - segment.Offset);
layout.Ellipsize = Pango.EllipsizeMode.End;
layout.SetMarkup (editor.Document.SyntaxMode.GetMarkup (editor.Document,
editor.Options,
editor.ColorStyle,
segment.Offset,
segment.Length,
true) + (pushedLineLimit ? Environment.NewLine + "..." : ""));
CalculateSize ();
}
public void InitCell (Widget container, bool diffMode, string[] lines, TreePath path)
{
if (isDisposed)
return;
this.lines = lines;
this.diffMode = diffMode;
this.path = path;
if (diffMode) {
if (lines != null && lines.Length > 0) {
int maxlen = -1;
int maxlin = -1;
for (int n=0; n<lines.Length; n++) {
if (lines [n].Length > maxlen) {
maxlen = lines [n].Length;
maxlin = n;
}
}
DisposeLayout ();
layout = CreateLayout (container, lines [maxlin]);
layout.GetPixelSize (out width, out lineHeight);
height = lineHeight * lines.Length;
}
else
width = height = 0;
}
else {
DisposeLayout ();
layout = CreateLayout (container, string.Join (Environment.NewLine, lines));
layout.GetPixelSize (out width, out height);
}
}
protected override bool OnDrawn(Cairo.Context cr)
{
double step_width = Allocation.Width / (double)steps;
double step_height = Allocation.Height / (double)steps;
double h = 1.0;
double s = 0.0;
for (int xi = 0, i = 0; xi < steps; xi++) {
for (int yi = 0; yi < steps; yi++, i++) {
double bg_b = (double)(i / 255.0);
double fg_b = 1.0 - bg_b;
double x = xi * step_width;
double y = yi * step_height;
cr.Rectangle (x, y, step_width, step_height);
cr.Color = CairoExtensions.ColorFromHsb (h, s, bg_b);
cr.Fill ();
int tw, th;
Pango.Layout layout = new Pango.Layout (PangoContext);
layout.SetText (((int)(bg_b * 255.0)).ToString ());
layout.GetPixelSize (out tw, out th);
cr.Translate (0.5, 0.5);
cr.MoveTo (x + (step_width - tw) / 2.0, y + (step_height - th) / 2.0);
cr.Color = CairoExtensions.ColorFromHsb (h, s, fg_b);
PangoCairoHelper.ShowLayout (cr, layout);
cr.Translate (-0.5, -0.5);
}
}
return true;
}
internal static void RenderPlaceholderText (Gtk.Entry entry, Gtk.ExposeEventArgs args, string placeHolderText, ref Pango.Layout layout)
{
// The Entry's GdkWindow is the top level window onto which
// the frame is drawn; the actual text entry is drawn into a
// separate window, so we can ensure that for themes that don't
// respect HasFrame, we never ever allow the base frame drawing
// to happen
if (args.Event.Window == entry.GdkWindow)
return;
if (entry.Text.Length > 0)
return;
if (layout == null) {
layout = new Pango.Layout (entry.PangoContext);
layout.FontDescription = entry.PangoContext.FontDescription.Copy ();
}
int wh, ww;
args.Event.Window.GetSize (out ww, out wh);
int width, height;
layout.SetText (placeHolderText);
layout.GetPixelSize (out width, out height);
using (var gc = new Gdk.GC (args.Event.Window)) {
gc.Copy (entry.Style.TextGC (Gtk.StateType.Normal));
Color color_a = entry.Style.Base (Gtk.StateType.Normal).ToXwtValue ();
Color color_b = entry.Style.Text (Gtk.StateType.Normal).ToXwtValue ();
gc.RgbFgColor = color_b.BlendWith (color_a, 0.5).ToGtkValue ();
args.Event.Window.DrawLayout (gc, 2, (wh - height) / 2 + 1, layout);
}
}
protected override LayoutWrapper RenderLine (long line)
{
Pango.Layout layout = new Pango.Layout (Editor.PangoContext);
layout.FontDescription = Editor.Options.Font;
layout.SetText (string.Format ("{0:X}", line * Editor.BytesInRow));
return new LayoutWrapper (layout);
}
public override void Paint(Gdk.Drawable wnd, System.Drawing.Rectangle rect)
{
int one_width = (int) textArea.TextView.GetWidth ('w');
using (Gdk.GC gc = new Gdk.GC (wnd)) {
using (Pango.Layout ly = new Pango.Layout (TextArea.PangoContext)) {
ly.FontDescription = FontContainer.DefaultFont;
ly.Width = drawingPosition.Width;
ly.Alignment = Pango.Alignment.Right;
HighlightColor lineNumberPainterColor = textArea.Document.HighlightingStrategy.GetColorFor("LineNumbers");
gc.RgbBgColor = new Gdk.Color (lineNumberPainterColor.BackgroundColor);
gc.RgbFgColor = TextArea.Style.White;
wnd.DrawRectangle (gc, true, drawingPosition);
gc.RgbFgColor = new Gdk.Color (lineNumberPainterColor.Color);
gc.SetLineAttributes (1, LineStyle.OnOffDash, CapStyle.NotLast, JoinStyle.Miter);
wnd.DrawLine (gc, drawingPosition.X + drawingPosition.Width, drawingPosition.Y, drawingPosition.X + drawingPosition.Width, drawingPosition.Height);
//FIXME: This doesnt allow different fonts and what not
int fontHeight = TextArea.TextView.FontHeight;
for (int y = 0; y < (DrawingPosition.Height + textArea.TextView.VisibleLineDrawingRemainder) / fontHeight + 1; ++y) {
int ypos = drawingPosition.Y + fontHeight * y - textArea.TextView.VisibleLineDrawingRemainder;
int curLine = y + textArea.TextView.FirstVisibleLine;
if (curLine < textArea.Document.TotalNumberOfLines) {
ly.SetText ((curLine + 1).ToString ());
wnd.DrawLayout (gc, drawingPosition.X + drawingPosition.Width - one_width, ypos, ly);
}
}
}}
}
public FormattedTextImpl(
Pango.Context context,
string text,
string fontFamily,
double fontSize,
FontStyle fontStyle,
TextAlignment textAlignment,
FontWeight fontWeight)
{
Contract.Requires<ArgumentNullException>(context != null);
Contract.Requires<ArgumentNullException>(text != null);
Layout = new Pango.Layout(context);
_text = text;
Layout.SetText(text);
Layout.FontDescription = new Pango.FontDescription
{
Family = fontFamily,
Size = Pango.Units.FromDouble(CorrectScale(fontSize)),
Style = (Pango.Style)fontStyle,
Weight = fontWeight.ToCairo()
};
Layout.Alignment = textAlignment.ToCairo();
Layout.Attributes = new Pango.AttrList();
}
public FoldMarkerMargin (TextEditor editor)
{
this.editor = editor;
layout = PangoUtil.CreateLayout (editor);
editor.Caret.PositionChanged += HandleEditorCaretPositionChanged;
editor.Document.FoldTreeUpdated += HandleEditorDocumentFoldTreeUpdated;
}
void DisposeLayout ()
{
if (layout != null) {
layout.Dispose ();
layout = null;
}
}
public override void Render(Drawable window,
Widget widget,
Rectangle cell_area,
Rectangle expose_area,
StateType cell_state,
IPhoto photo)
{
string text = GetRenderText (photo);
var layout = new Pango.Layout (widget.PangoContext);
layout.SetText (text);
Rectangle layout_bounds;
layout.GetPixelSize (out layout_bounds.Width, out layout_bounds.Height);
layout_bounds.Y = cell_area.Y;
layout_bounds.X = cell_area.X + (cell_area.Width - layout_bounds.Width) / 2;
if (layout_bounds.IntersectsWith (expose_area)) {
Style.PaintLayout (widget.Style, window, cell_state,
true, expose_area, widget, "IconView",
layout_bounds.X, layout_bounds.Y,
layout);
}
}
public DocView(DocTree tree)
{
this.tree = tree;
CanFocus = true;
Events = EventMask.ButtonPressMask | EventMask.ButtonReleaseMask | EventMask.ExposureMask | EventMask.KeyPressMask | EventMask.PointerMotionMask | EventMask.LeaveNotifyMask;
layout = CreatePangoLayout (String.Empty);
tree.NodeSelected += new NodeSelectedEventHandler (OnNodeSelected);
}
protected override void OnDestroyed ()
{
if (layout != null) {
layout.Dispose ();
layout = null;
}
base.OnDestroyed ();
}
public Label()
: base(0)
{
layout = new Pango.Layout(Gdk.PangoHelper.ContextGet());
horizAlignment = Alignment.Left;
vertAlignment = Alignment.Top;
markup = "";
}
public TextEngine()
{
lines = new List<string> ();
layout = new Pango.Layout (PintaCore.Chrome.Canvas.PangoContext);
imContext = new Gtk.IMMulticontext ();
imContext.Commit += OnCommit;
}
public Board(ArrayList pos)
: base()
{
figure = new Figure ();
position = new Position (pos);
info = new MoveInfo ();
layout = new Pango.Layout (PangoContext);
}
public RenderCairo(Cairo.Context g, float scale)
{
this.g = g;
this.layout = Pango.CairoHelper.CreateLayout(g);
dpiX *= scale;
dpiY *= scale;
}
public ItemButton()
: base()
{
HeightRequest = 32;
PangoText = new Pango.Layout(this.PangoContext);
PangoTag = new Pango.Layout(this.PangoContext);
Relief = ReliefStyle.None;
}
public int ComputeRowHeight(Widget widget)
{
int w_width, row_height;
using (var layout = new Pango.Layout (widget.PangoContext)) {
layout.SetText ("W");
layout.GetPixelSize (out w_width, out row_height);
return row_height + 8;
}
}
public override Gdk.Size Measure(Widget widget)
{
using (var layout = new Pango.Layout (widget.PangoContext)) {
int lw, lh;
layout.SetMarkup ("<b>W</b>\n<small><i>W</i></small>");
layout.GetPixelSize (out lw, out lh);
return new Gdk.Size (0, lh + 8);
}
}
public FoldMarkerMargin (TextEditor editor)
{
this.editor = editor;
layout = PangoUtil.CreateLayout (editor);
delayTimer = new Timer (150);
delayTimer.AutoReset = false;
delayTimer.Elapsed += DelayTimerElapsed;
editor.Caret.PositionChanged += HandleEditorCaretPositionChanged;
}
public LayoutProxy (LayoutCache layoutCache, Pango.Layout layout)
{
if (layoutCache == null)
throw new ArgumentNullException ("layoutCache");
if (layout == null)
throw new ArgumentNullException ("layout");
this.layoutCache = layoutCache;
this.layout = layout;
}
public GutterMargin (TextEditor editor)
{
this.editor = editor;
layout = PangoUtil.CreateLayout (editor, null);
base.cursor = new Gdk.Cursor (Gdk.CursorType.RightPtr);
this.editor.Document.LineChanged += UpdateWidth;
this.editor.Document.TextSet += HandleEditorDocumenthandleTextSet;
this.editor.Caret.PositionChanged += EditorCarethandlePositionChanged;
}
private void CreateLayout ()
{
if (layout != null) {
layout.Dispose ();
}
layout = new Pango.Layout (PangoContext);
layout.Wrap = Pango.WrapMode.Word;
}
internal protected override void OptionsChanged ()
{
Pango.Layout layout = new Pango.Layout (Editor.PangoContext);
layout.FontDescription = Editor.Options.Font;
layout.SetText (string.Format ("0{0:X}", Data.Length) + "_");
int height;
layout.GetPixelSize (out this.width, out height);
layout.Dispose ();
}
public int ComputeRowHeight(Widget widget)
{
int lw, lh;
Pango.Layout layout = new Pango.Layout (widget.PangoContext);
layout.SetMarkup ("<big>W</big>");
layout.GetPixelSize (out lw, out lh);
layout.Dispose ();
return lh + 8;
}
public StatusBox (SourceEditorWidget editor)
{
this.Editor = editor;
PropertyService.AddPropertyHandler ("CaretStatusBoxShowRealColumns", PropertyHandler);
WidgetFlags |= WidgetFlags.NoWindow;
layout = new Pango.Layout (this.PangoContext);
measureLayout = new Pango.Layout (this.PangoContext);
}
private void BuildLayouts ()
{
if (layout != null) {
layout.Dispose ();
}
layout = new Pango.Layout (PangoContext);
layout.FontDescription = PangoContext.FontDescription;
layout.Ellipsize = Pango.EllipsizeMode.None;
}
/// <summary>
/// Returns a <see cref="DockySurface"/> containing a visual representation of the HoverText
/// </summary>
/// <param name="model">
/// A <see cref="DockySurface"/>
/// </param>
/// <param name="style">
/// A <see cref="Style"/>
/// </param>
/// <returns>
/// A <see cref="DockySurface"/>
/// </returns>
public DockySurface HoverTextSurface(DockySurface model, Style style, bool isLight)
{
if (string.IsNullOrEmpty(HoverText))
{
return(null);
}
if (text_buffer == null)
{
using (Pango.Layout layout = DockServices.Drawing.ThemedPangoLayout()) {
layout.FontDescription = style.FontDescription;
layout.FontDescription.AbsoluteSize = Pango.Units.FromPixels(11);
layout.FontDescription.Weight = Pango.Weight.Bold;
layout.Ellipsize = Pango.EllipsizeMode.End;
layout.SetText(HoverText);
Pango.Rectangle inkRect, logicalRect;
layout.GetPixelExtents(out inkRect, out logicalRect);
if (logicalRect.Width > 0.8 * Gdk.Screen.Default.Width)
{
layout.Width = Pango.Units.FromPixels((int)(0.8 * Gdk.Screen.Default.Width));
layout.GetPixelExtents(out inkRect, out logicalRect);
}
int textWidth = logicalRect.Width;
int textHeight = logicalRect.Height;
int buffer = HoverTextHeight - textHeight;
text_buffer = new DockySurface(Math.Max(HoverTextHeight, textWidth + buffer), HoverTextHeight, model);
Cairo.Context cr = text_buffer.Context;
cr.MoveTo(buffer / 2, buffer / 2);
Pango.CairoHelper.LayoutPath(cr, layout);
cr.Color = isLight ? new Cairo.Color(0.1, 0.1, 0.1) : new Cairo.Color(1, 1, 1);
cr.Fill();
layout.Context.Dispose();
}
}
return(text_buffer);
}
protected override void OnDestroyed()
{
base.OnDestroyed();
if (descTexts != null)
{
foreach (var item in descTexts)
{
item.Dispose();
}
descTexts = null;
}
if (titleLayout != null)
{
titleLayout.Dispose();
titleLayout = null;
}
}
protected override void OnDestroyed()
{
if (src != null)
{
src.Cancel();
}
HideTooltip();
if (layout != null)
{
layout.Dispose();
layout = null;
headerLayout.Dispose();
headerLayout = null;
}
this.declarationviewwindow.Destroy();
selectedItem = topItem = null;
currentTooltip = null;
base.OnDestroyed();
}
int MeasureTicksSize(TickEnumerator e, AxisDimension ad)
{
int max = 0;
Pango.Layout layout = new Pango.Layout(this.PangoContext);
layout.FontDescription = IdeServices.FontService.SansFont.CopyModified(Ide.Gui.Styles.FontScale11);
double start = GetStart(ad);
double end = GetEnd(ad);
e.Init(GetOrigin(ad));
while (e.CurrentValue > start)
{
e.MovePrevious();
}
for ( ; e.CurrentValue <= end; e.MoveNext())
{
int tw = 0, th = 0;
layout.SetMarkup(e.CurrentLabel);
layout.GetPixelSize(out tw, out th);
if (ad == AxisDimension.X)
{
if (th > max)
{
max = th;
}
}
else
{
if (tw > max)
{
max = tw;
}
}
}
layout.Dispose();
return(max);
}
void PopulateSurfaceCacheForItem(Item item)
{
if (!IsDrawable)
{
return;
}
using (Context cr = Gdk.CairoHelper.Create(GdkWindow)) {
// We cache this surface, so must not Dispose of it here.
var surface = cr.CreateSimilarToTarget(width, SurfaceHeight);
using (var cr2 = new Context(surface)) {
cr2.Rectangle(0, 0, width, SurfaceHeight);
cr2.SetSourceRGBA(0, 0, 0, 0);
cr2.Operator = Operator.Source;
cr2.Fill();
cr2.Operator = Operator.Over;
using (Gdk.Pixbuf pixbuf = IconProvider.PixbufFromIconName(item.Icon, IconSize)) {
Gdk.CairoHelper.SetSourcePixbuf(cr2, pixbuf, 2, 2);
cr2.Paint();
}
Pango.Layout layout = new Pango.Layout(this.PangoContext);
layout.Width = Pango.Units.FromPixels(width - IconSize - 10);
layout.Ellipsize = Pango.EllipsizeMode.End;
layout.SetMarkup("<span foreground=\"#ffffff\">" + item.Name + "</span>");
layout.FontDescription = Pango.FontDescription.FromString("normal bold");
layout.FontDescription.AbsoluteSize = Pango.Units.FromPixels(10);
cr2.MoveTo(IconSize + 6, 4);
Pango.CairoHelper.ShowLayout(cr2, layout);
if (surface_cache.ContainsKey(item))
{
surface_cache [item].Dispose();
}
surface_cache [item] = surface;
layout.FontDescription.Dispose();
}
}
}
public SearchPopupWindow()
{
headerColor = CairoExtensions.ParseColor("8c8c8c");
separatorLine = CairoExtensions.ParseColor("dedede");
lightSearchBackground = CairoExtensions.ParseColor("ffffff");
darkSearchBackground = CairoExtensions.ParseColor("f7f7f7");
selectionBackgroundColor = CairoExtensions.ParseColor("cccccc");
TypeHint = Gdk.WindowTypeHint.Combo;
this.SkipTaskbarHint = true;
this.SkipPagerHint = true;
this.TransientFor = IdeApp.Workbench.RootWindow;
this.AllowShrink = false;
this.AllowGrow = false;
categories.Add(new ProjectSearchCategory(this));
categories.Add(new FileSearchCategory(this));
categories.Add(new CommandSearchCategory(this));
categories.Add(new SearchInSolutionSearchCategory());
layout = new Pango.Layout(PangoContext);
headerLayout = new Pango.Layout(PangoContext);
layout.Ellipsize = Pango.EllipsizeMode.End;
headerLayout.Ellipsize = Pango.EllipsizeMode.End;
Events = Gdk.EventMask.ButtonPressMask | Gdk.EventMask.ButtonMotionMask | Gdk.EventMask.ButtonReleaseMask | Gdk.EventMask.ExposureMask | Gdk.EventMask.PointerMotionMask;
ItemActivated += (sender, e) => OpenFile();
/*
* SizeRequested += delegate(object o, SizeRequestedArgs args) {
* if (inResize)
* return;
* if (args.Requisition.Width != Allocation.Width || args.Requisition.Height != Allocation.Height) {
* inResize = true;
* // Visible = false;
* Resize (args.Requisition.Width, args.Requisition.Height);
* // Visible = true;
* if (!Visible)
* Visible = true;
* inResize = false;
* }
* };*/
}
protected override bool OnExposeEvent(Gdk.EventExpose evnt)
{
// The Entry's GdkWindow is the top level window onto which
// the frame is drawn; the actual text entry is drawn into a
// separate window, so we can ensure that for themes that don't
// respect HasFrame, we never ever allow the base frame drawing
// to happen
if (evnt.Window == GdkWindow)
{
return(true);
}
bool ret = base.OnExposeEvent(evnt);
if (text_gc == null)
{
text_gc = new Gdk.GC(evnt.Window);
text_gc.Copy(Style.TextGC(StateType.Normal));
Gdk.Color color_a = parent.Style.Base(StateType.Normal);
Gdk.Color color_b = parent.Style.Text(StateType.Normal);
text_gc.RgbFgColor = ColorBlend(color_a, color_b);
}
if (Text.Length > 0 || HasFocus || parent.EmptyMessage == null)
{
return(ret);
}
if (layout == null)
{
layout = new Pango.Layout(PangoContext);
layout.FontDescription = PangoContext.FontDescription.Copy();
}
int width, height;
layout.SetMarkup(parent.EmptyMessage);
layout.GetPixelSize(out width, out height);
evnt.Window.DrawLayout(text_gc, 2, (SizeRequest().Height - height) / 2, layout);
return(ret);
}
public override void Draw(TextEditor editor, Cairo.Context cr, Pango.Layout layout, bool selected, int startOffset, int endOffset, double y, double startXPos, double endXPos)
{
int markerStart = LineSegment.Offset + System.Math.Max(StartCol - 1, 0);
int markerEnd = LineSegment.Offset + (EndCol < 1 ? LineSegment.EditableLength : EndCol - 1);
if (markerEnd < startOffset || markerStart > endOffset)
{
return;
}
double @from;
double to;
if (markerStart < startOffset && endOffset < markerEnd)
{
@from = startXPos;
to = endXPos;
}
else
{
int start = startOffset < markerStart ? markerStart : startOffset;
int end = endOffset < markerEnd ? endOffset : markerEnd;
int /*lineNr,*/ x_pos;
x_pos = layout.IndexToPos(start - startOffset).X;
@from = startXPos + (int)(x_pos / Pango.Scale.PangoScale);
x_pos = layout.IndexToPos(end - startOffset).X;
to = startXPos + (int)(x_pos / Pango.Scale.PangoScale);
}
@from = System.Math.Max(@from, editor.TextViewMargin.XOffset);
to = System.Math.Max(to, editor.TextViewMargin.XOffset);
if (@from >= to)
{
return;
}
double height = editor.LineHeight / 5;
cr.Color = ColorName == null ? Color : editor.ColorStyle.GetColorFromDefinition(ColorName);
Pango.CairoHelper.ShowErrorUnderline(cr, @from, y + editor.LineHeight - height, to - @from, height);
}
protected override void Render(Gdk.Drawable window, Widget widget, Gdk.Rectangle backgroundArea, Gdk.Rectangle cellArea, Gdk.Rectangle exposeArea, CellRendererState flags)
{
base.Render(window, widget, backgroundArea, cellArea, exposeArea, flags);
var buttonRect = GetButtonRectangle(backgroundArea);
var highlight = buttonRect.Contains(LastMouseX, LastMouseY); // flags.HasFlag(CellRendererState.Prelit)
Gdk.GC gcBlack = widget.Style.BlackGC;
Gdk.GC gcBack = widget.Style.BackgroundGC(highlight ? StateType.Selected : StateType.Normal);
Gdk.GC gcText = widget.Style.TextGC(highlight ? StateType.Selected : StateType.Normal);
window.DrawRectangle(gcBack, true, buttonRect);
window.DrawRectangle(gcBlack, false, buttonRect);
Pango.Layout layout = new Pango.Layout(widget.PangoContext);
layout.SetText("...");
layout.Alignment = Pango.Alignment.Center;
layout.Width = buttonRect.Width;
window.DrawLayout(gcText, buttonRect.Left + buttonRect.Width / 2, buttonRect.Top, layout);
}
void CalculateLineFit(TextEditor editor, LineSegment lineSegment)
{
KeyValuePair <int, int> textSize;
if (!lineWidthDictionary.TryGetValue(lineSegment, out textSize))
{
Pango.Layout textLayout = editor.TextViewMargin.GetLayout(lineSegment).Layout;
int textWidth, textHeight;
textLayout.GetPixelSize(out textWidth, out textHeight);
textSize = new KeyValuePair <int, int> (textWidth, textHeight);
if (textWidthDictionary.Count > 10000)
{
textWidthDictionary.Clear();
}
lineWidthDictionary[lineSegment] = textSize;
}
EnsureLayoutCreated(editor);
fitsInSameLine = editor.TextViewMargin.XOffset + textSize.Key + LayoutWidth + errorPixbuf.Width + border + editor.LineHeight / 2 < editor.Allocation.Width;
}
public override void Render(Drawable window, Widget widget, Rectangle cell_area, Rectangle expose_area, StateType cell_state, IPhoto photo)
{
string text = GetRenderText(photo);
var layout = new Pango.Layout(widget.PangoContext);
layout.SetText(text);
Rectangle layout_bounds;
layout.GetPixelSize(out layout_bounds.Width, out layout_bounds.Height);
layout_bounds.Y = cell_area.Y;
layout_bounds.X = cell_area.X + (cell_area.Width - layout_bounds.Width) / 2;
if (layout_bounds.IntersectsWith(expose_area))
{
Style.PaintLayout(widget.Style, window, cell_state, true, expose_area, widget, "IconView", layout_bounds.X, layout_bounds.Y, layout);
}
}
protected override void OnThemeChanged()
{
if (first_line_layout != null)
{
first_line_layout.Dispose();
first_line_layout = null;
}
if (second_line_layout != null)
{
second_line_layout.Dispose();
second_line_layout = null;
}
if (third_line_layout != null)
{
third_line_layout.Dispose();
third_line_layout = null;
}
}
private Pango.Layout CreateAdaptLayout(Pango.Layout layout, bool small, bool bold)
{
if (layout == null)
{
Pango.Context context = CreatePangoContext();
layout = new Pango.Layout(context);
layout.FontDescription = context.FontDescription;
pango_size_normal = layout.FontDescription.Size;
}
layout.FontDescription.Size = small
? (int)(layout.FontDescription.Size * Pango.Scale.Small)
: pango_size_normal;
layout.FontDescription.Weight = bold
? Pango.Weight.Bold
: Pango.Weight.Normal;
return(layout);
}
protected override void Render(Gdk.Drawable window, Widget widget, Gdk.Rectangle background_area, Gdk.Rectangle cell_area, Gdk.Rectangle expose_area, CellRendererState flags)
{
base.Render(window, widget, background_area, cell_area, expose_area, flags);
int xPos = cell_area.X;
if (this.Pixbuf != null)
{
window.DrawPixbuf(widget.Style.MidGC(StateType.Normal), this.Pixbuf, 0, 0, xPos + 1, cell_area.Y + 1, 16, 16, Gdk.RgbDither.Normal, 0, 0);
xPos += 20;
}
using (var layout = new Pango.Layout(widget.PangoContext)) {
layout.Alignment = Pango.Alignment.Left;
layout.SetText(this.Text ?? "");
StateType state = flags.HasFlag(CellRendererState.Selected) ?
widget.IsFocus ? StateType.Selected : StateType.Active : StateType.Normal;
window.DrawLayout(widget.Style.TextGC(state), xPos, cell_area.Y + 2, layout);
}
}
protected override void OnDestroyed()
{
base.OnDestroyed();
// widget.Document.Saved -= UpdateAnnotations;
if (document != null)
{
document = null;
}
if (layout != null)
{
layout.Dispose();
layout = null;
}
if (widget != null && widget.info != null)
{
widget.info.Updated -= OnWidgetChanged;
widget.vScrollBar.ValueChanged -= OnWidgetChanged;
widget = null;
}
}
protected override void Render(Drawable window, Widget widget, Rectangle background_area, Rectangle cell_area, Rectangle expose_area, CellRendererState flags)
{
if (Template == null)
{
DrawTemplateCategoryText(window, widget, cell_area, flags);
return;
}
using (var ctx = CairoHelper.Create(window)) {
using (var layout = new Pango.Layout(widget.PangoContext)) {
Rectangle iconRect = DrawIcon(ctx, widget, cell_area, flags);
DrawTemplateNameText(window, widget, cell_area, iconRect, flags);
if (RenderRecentTemplate)
{
DrawCategoryText(ctx, widget, cell_area, iconRect, flags);
}
}
}
}
public static void ShowLayout(this Cairo.Context cr, Pango.Layout layout)
{
switch (platform)
{
case PlatformTypes.Windows:
pango_cairo_show_layout_win(cr == null ? IntPtr.Zero : cr.Handle,
layout == null ? IntPtr.Zero : layout.Handle);
break;
case PlatformTypes.MacOSX:
pango_cairo_show_layout_mac(cr == null ? IntPtr.Zero : cr.Handle,
layout == null ? IntPtr.Zero : layout.Handle);
break;
default:
pango_cairo_show_layout(cr == null ? IntPtr.Zero : cr.Handle,
layout == null ? IntPtr.Zero : layout.Handle);
break;
}
}
Pango.Layout EnsureLayout()
{
if (layout != null)
{
layout.Dispose();
}
layout = null;
if (text != null)
{
layout = CreatePangoLayout("");
//TODO: make this a property?
var font = PropertyService.IsMac? "Lucida Grande 24" : "Sans 24";
layout.SetMarkup("<span font=\"" + font + "\">" + text + "</span>");
}
return(layout);
}
public FoldMarkerMargin(MonoTextEditor editor)
{
this.editor = editor;
layout = PangoUtil.CreateLayout(editor);
editor.Caret.PositionChanged += HandleEditorCaretPositionChanged;
editor.Document.FoldTreeUpdated += HandleEditorDocumentFoldTreeUpdated;
editor.Caret.PositionChanged += EditorCarethandlePositionChanged;
editor.TextArea.MouseHover += TextArea_MouseHover;
editor.TextArea.MouseLeft += TextArea_MouseLeft;
if (PlatformService.AccessibilityInUse)
{
drawer = new VSNetFoldMarkerMarginDrawer(this);
}
else
{
drawer = new VSCodeFoldMarkerMarginDrawer(this);
}
UpdateAccessibility();
animationStage.ActorStep += AnimationStage_ActorStep;
}
protected override bool OnExposeEvent(Gdk.EventExpose evt)
{
if (bitmap != null)
{
Gdk.GC gc = Style.LightGC(StateType.Normal);
GdkWindow.DrawPixbuf(gc, bitmap, 0, 0, 0, 0, bitmap.Width, bitmap.Height, Gdk.RgbDither.None, 0,
0);
using (Pango.Layout pl = new Pango.Layout(PangoContext)) {
Pango.FontDescription des = this.Style.FontDescription.Copy();
pl.FontDescription = des;
//pl.SetMarkup("<b><span foreground='#cccccc'>" + BuildVariables.PackageVersionLabel + "</span></b>");
int w, h;
pl.GetPixelSize(out w, out h);
GdkWindow.DrawLayout(gc, bitmap.Width - w - 75, 90, pl);
des.Dispose();
}
}
return(base.OnExposeEvent(evt));
}
internal void EnsureLayoutCreated(MonoTextEditor editor)
{
if (layouts != null)
{
return;
}
layouts = new List <MessageBubbleCache.LayoutDescriptor> ();
foreach (ErrorText errorText in errors)
{
layouts.Add(cache.CreateLayoutDescriptor(errorText));
}
if (errorCountLayout == null && errors.Count > 1)
{
errorCountLayout = new Pango.Layout(editor.PangoContext);
errorCountLayout.FontDescription = cache.errorCountFontDescription;
errorCountLayout.SetText(errors.Count.ToString());
}
}
public void InitCell(Widget container, bool diffMode, string[] lines, TreePath path)
{
if (isDisposed)
{
return;
}
this.lines = lines;
this.diffMode = diffMode;
this.path = path;
if (diffMode)
{
if (lines != null && lines.Length > 0)
{
int maxlen = -1;
int maxlin = -1;
for (int n = 0; n < lines.Length; n++)
{
if (lines [n].Length > maxlen)
{
maxlen = lines [n].Length;
maxlin = n;
}
}
DisposeLayout();
layout = CreateLayout(container, lines [maxlin]);
layout.GetPixelSize(out width, out lineHeight);
height = lineHeight * lines.Length;
}
else
{
width = height = 0;
}
}
else
{
DisposeLayout();
layout = CreateLayout(container, string.Join(Environment.NewLine, lines));
layout.GetPixelSize(out width, out height);
}
}
int MeasureTicksSize(TickEnumerator e, AxisDimension ad)
{
int max = 0;
Pango.Layout layout = new Pango.Layout(this.PangoContext);
layout.FontDescription = Pango.FontDescription.FromString("Tahoma 8");
double start = GetStart(ad);
double end = GetEnd(ad);
e.Init(GetOrigin(ad));
while (e.CurrentValue > start)
{
e.MovePrevious();
}
for ( ; e.CurrentValue <= end; e.MoveNext())
{
int tw = 0, th = 0;
layout.SetMarkup(e.CurrentLabel);
layout.GetPixelSize(out tw, out th);
if (ad == AxisDimension.X)
{
if (th > max)
{
max = th;
}
}
else
{
if (tw > max)
{
max = tw;
}
}
}
return(max);
}
protected override void OnSizeAllocated(Rectangle allocation)
{
base.OnSizeAllocated(allocation);
int windowWidth = Allocation.Width;
if (originalWidth == windowWidth)
{
return;
}
int originalMaxVisibleColumns = maxVisibleColumns;
if (windowWidth > 0)
{
using (var layout = new Pango.Layout(PangoContext)) {
layout.FontDescription = IdeServices.FontService.MonospaceFont;
layout.SetText("W");
layout.GetSize(out int characterWidth, out int _);
if (characterWidth > 0)
{
double characterPixelWidth = characterWidth / Pango.Scale.PangoScale;
maxVisibleColumns = (int)(windowWidth / characterPixelWidth);
}
else
{
maxVisibleColumns = DefaultMaxVisibleColumns;
}
}
}
else
{
maxVisibleColumns = DefaultMaxVisibleColumns;
}
originalWidth = windowWidth;
if (originalMaxVisibleColumns != maxVisibleColumns)
{
MaxVisibleColumnsChanged?.Invoke(this, EventArgs.Empty);
}
}
void HandleWidgetExposeEvent(object o, Gtk.ExposeEventArgs args)
{
// The Entry's GdkWindow is the top level window onto which
// the frame is drawn; the actual text entry is drawn into a
// separate window, so we can ensure that for themes that don't
// respect HasFrame, we never ever allow the base frame drawing
// to happen
if (args.Event.Window == Widget.GdkWindow)
{
return;
}
if (Widget.Text.Length > 0)
{
return;
}
if (layout == null)
{
layout = new Pango.Layout(Widget.PangoContext);
layout.FontDescription = Widget.PangoContext.FontDescription.Copy();
}
int wh, ww;
args.Event.Window.GetSize(out ww, out wh);
int width, height;
layout.SetText(placeHolderText);
layout.GetPixelSize(out width, out height);
Gdk.GC gc = new Gdk.GC(args.Event.Window);
gc.Copy(Widget.Style.TextGC(Gtk.StateType.Normal));
Color color_a = Util.ToXwtColor(Widget.Style.Base(Gtk.StateType.Normal));
Color color_b = Util.ToXwtColor(Widget.Style.Text(Gtk.StateType.Normal));
gc.RgbFgColor = Util.ToGdkColor(color_b.BlendWith(color_a, 0.5));
args.Event.Window.DrawLayout(gc, 2, (wh - height) / 2 + 1, layout);
gc.Dispose();
}
public override void Draw(TextEditor editor, Gdk.Drawable win, Pango.Layout layout, bool selected, int startOffset, int endOffset, int y, int startXPos, int endXPos)
{
int markerStart = line.Offset + startColumn;
int markerEnd = line.Offset + endColumn;
if (markerEnd < startOffset || markerStart > endOffset)
{
return;
}
int @from;
int to;
if (markerStart < startOffset && endOffset < markerEnd)
{
@from = startXPos;
to = endXPos;
}
else
{
int start = startOffset < markerStart ? markerStart : startOffset;
int end = endOffset < markerEnd ? endOffset : markerEnd;
int x_pos = layout.IndexToPos(start - startOffset).X;
@from = startXPos + (int)(x_pos / Pango.Scale.PangoScale);
x_pos = layout.IndexToPos(end - startOffset).X;
to = startXPos + (int)(x_pos / Pango.Scale.PangoScale);
}
@from = System.Math.Max(@from, editor.TextViewMargin.XOffset);
to = System.Math.Max(to, editor.TextViewMargin.XOffset);
if (@from < to)
{
using (Gdk.GC gc = new Gdk.GC(win)) {
gc.RgbFgColor = selected ? editor.ColorStyle.Selection.Color : editor.ColorStyle.GetChunkStyle(style).Color;
win.DrawLine(gc, @from, y + editor.LineHeight - 1, to, y + editor.LineHeight - 1);
}
}
}
protected override void Render(Gdk.Drawable window, Widget widget, Gdk.Rectangle background_area, Gdk.Rectangle cell_area, Gdk.Rectangle expose_area, CellRendererState flags)
{
using (var cr = Gdk.CairoHelper.Create(window)) {
cr.Rectangle(background_area.X, background_area.Y, background_area.Width, background_area.Height);
using (var layout = new Pango.Layout(widget.PangoContext)) {
layout.FontDescription = font;
var selected = (flags & CellRendererState.Selected) != 0;
var backgroundColor = selected ? Styles.ExceptionCaughtDialog.TreeSelectedBackgroundColor : Styles.ExceptionCaughtDialog.TreeBackgroundColor;
var textColor = selected ? Styles.ExceptionCaughtDialog.TreeSelectedTextColor : Styles.ExceptionCaughtDialog.TreeTextColor;
cr.SetSourceColor(backgroundColor.ToCairoColor());
cr.Fill();
cr.SetSourceColor(textColor.ToCairoColor());
layout.SetMarkup(Text);
cr.Translate(cell_area.X + 10, cell_area.Y + 1);
cr.ShowLayout(layout);
}
}
}
public virtual void OnDrawItem(int ItemIndex, TreeIter iter, Gdk.Drawable window, Widget widget, Gdk.Rectangle background_area, Gdk.Rectangle cell_area, Gdk.Rectangle expose_area, CellRendererState flags)
{
DrawItemEventArgs args = new DrawItemEventArgs(ItemIndex, iter, window, widget, background_area, cell_area, expose_area, flags);
//
if (OwnerDraw && DrawItem != null)
{
DrawItem(this, args);
}
else
{
String text = Items[ItemIndex].ToString();
//draw text
Pango.Layout l = new Pango.Layout(this.PangoContext);
l.SetText(text);
int width, height;
l.GetPixelSize(out width, out height);
args.Drawable.DrawLayout(this.Style.TextGC(this.State), args.CellArea.X, args.CellArea.Y + (height / 2), l);
}
}
public static Pango.Context GetContext(this Pango.Layout layout)
{
IntPtr handle;
switch (platform)
{
case PlatformTypes.Windows:
handle = pango_layout_get_context_win(layout.Handle);
break;
case PlatformTypes.MacOSX:
handle = pango_layout_get_context_mac(layout.Handle);
break;
default:
handle = pango_layout_get_context(layout.Handle);
break;
}
return(handle.Equals(IntPtr.Zero) ? null : GLib.Object.GetObject(handle) as Pango.Context);
}
public override void Dispose()
{
base.Dispose();
StopTimer();
editor.Caret.PositionChanged -= HandleEditorCaretPositionChanged;
editor.Caret.PositionChanged -= EditorCarethandlePositionChanged;
editor.Document.FoldTreeUpdated -= HandleEditorDocumentFoldTreeUpdated;
layout = layout.Kill();
foldings = null;
startFoldings = containingFoldings = endFoldings = null;
if (accessibles != null)
{
foreach (var a in accessibles.Values)
{
Accessible.RemoveAccessibleChild(a.Accessible);
a.Dispose();
}
accessibles.Clear();
}
}
