protected override bool OnExposeEvent (Gdk.EventExpose args)
{
using (var context = Gdk.CairoHelper.Create (args.Window)) {
var scalef = GtkWorkarounds.GetScaleFactor (this);
context.LineWidth = 1;
var alloc = Allocation;
int width = alloc.Width;
int height = alloc.Height;
context.Rectangle (args.Area.X, args.Area.Y, args.Area.Width, args.Area.Height);
var backgroundColor = Styles.CodeCompletion.BackgroundColor.ToCairoColor ();
var textColor = Styles.CodeCompletion.TextColor.ToCairoColor ();
var categoryColor = Styles.CodeCompletion.CategoryColor.ToCairoColor ();
context.SetSourceColor (backgroundColor);
context.Fill ();
int xpos = iconTextSpacing;
int yPos = (int)-vadj.Value;
//when there are no matches, display a message to indicate that the completion list is still handling input
if (filteredItems.Count == 0) {
context.Rectangle (0, yPos, width, height - yPos);
context.SetSourceColor (backgroundColor);
context.Stroke ();
noMatchLayout.SetText (win.DataProvider.ItemCount == 0 ? NoSuggestionsMsg : NoMatchesMsg);
int lWidth, lHeight;
noMatchLayout.GetPixelSize (out lWidth, out lHeight);
context.SetSourceColor (textColor);
context.MoveTo ((width - lWidth) / 2, yPos + (height - lHeight - yPos) / 2 - lHeight / 2);
Pango.CairoHelper.ShowLayout (context, noMatchLayout);
return false;
}
var matcher = CompletionMatcher.CreateCompletionMatcher (CompletionString);
Iterate (true, ref yPos, delegate (Category category, int ypos) {
if (ypos >= height)
return;
if (ypos < -rowHeight)
return;
// window.DrawRectangle (this.Style.BackgroundGC (StateType.Insensitive), true, 0, yPos, width, rowHeight);
int x = 2;
if (category.CompletionCategory != null && !string.IsNullOrEmpty (category.CompletionCategory.Icon)) {
var icon = ImageService.GetIcon (category.CompletionCategory.Icon, IconSize.Menu);
context.DrawImage (this, icon, 0, ypos);
x = (int)icon.Width + 4;
}
context.Rectangle (0, ypos, Allocation.Width, rowHeight);
context.SetSourceColor (backgroundColor);
context.Fill ();
// layout.SetMarkup ("<span weight='bold' foreground='#AAAAAA'>" + (category.CompletionCategory != null ? category.CompletionCategory.DisplayText : "Uncategorized") + "</span>");
// window.DrawLayout (textGCInsensitive, x - 1, ypos + 1 + (rowHeight - py) / 2, layout);
// layout.SetMarkup ("<span weight='bold'>" + (category.CompletionCategory != null ? category.CompletionCategory.DisplayText : "Uncategorized") + "</span>");
categoryLayout.SetMarkup ((category.CompletionCategory != null ? category.CompletionCategory.DisplayText : "Uncategorized"));
int px, py;
categoryLayout.GetPixelSize (out px, out py);
context.MoveTo (x, ypos + (rowHeight - py) / 2);
context.SetSourceColor (categoryColor);
Pango.CairoHelper.ShowLayout (context, categoryLayout);
}, delegate (Category curCategory, int item, int itemidx, int ypos) {
if (ypos >= height)
return false;
if (ypos < -rowHeight)
return true;
const int categoryModeItemIndenting = 0;
if (InCategoryMode && curCategory != null && curCategory.CompletionCategory != null) {
xpos = iconTextSpacing + categoryModeItemIndenting;
} else {
xpos = iconTextSpacing;
}
string markup = win.DataProvider.HasMarkup (item) ? (win.DataProvider.GetMarkup (item) ?? "<null>") : GLib.Markup.EscapeText (win.DataProvider.GetText (item) ?? "<null>");
string description = win.DataProvider.GetDescription (item, item == SelectedItem);
if (string.IsNullOrEmpty (description)) {
layout.SetMarkup (markup);
} else {
layout.SetMarkup (markup + " " + description);
}
string text = win.DataProvider.GetText (item);
if (!string.IsNullOrEmpty (text)) {
int [] matchIndices = matcher.GetMatch (text);
if (matchIndices != null) {
Pango.AttrList attrList = layout.Attributes ?? new Pango.AttrList ();
for (int newSelection = 0; newSelection < matchIndices.Length; newSelection++) {
int idx = matchIndices [newSelection];
var bold = new AttrWeight (Weight.Bold);
bold.StartIndex = (uint)idx;
bold.EndIndex = (uint)(idx + 1);
attrList.Insert (bold);
if (item != SelectedItem) {
var highlightColor = (item == SelectedItem) ? Styles.CodeCompletion.SelectionHighlightColor : Styles.CodeCompletion.HighlightColor;
var fg = new AttrForeground ((ushort)(highlightColor.Red * ushort.MaxValue), (ushort)(highlightColor.Green * ushort.MaxValue), (ushort)(highlightColor.Blue * ushort.MaxValue));
fg.StartIndex = (uint)idx;
fg.EndIndex = (uint)(idx + 1);
attrList.Insert (fg);
}
}
layout.Attributes = attrList;
}
}
Xwt.Drawing.Image icon = win.DataProvider.GetIcon (item);
int iconHeight, iconWidth;
if (icon != null) {
if (item == SelectedItem)
icon = icon.WithStyles ("sel");
iconWidth = (int)icon.Width;
iconHeight = (int)icon.Height;
} else if (!Gtk.Icon.SizeLookup (IconSize.Menu, out iconWidth, out iconHeight)) {
iconHeight = iconWidth = 24;
}
int wi, he, typos, iypos;
layout.GetPixelSize (out wi, out he);
typos = he < rowHeight ? ypos + (int)Math.Ceiling ((rowHeight - he) / 2.0) : ypos;
if (scalef <= 1.0)
typos -= 1; // 1px up on non HiDPI
iypos = iconHeight < rowHeight ? ypos + (rowHeight - iconHeight) / 2 : ypos;
if (item == SelectedItem) {
var barStyle = SelectionEnabled ? Styles.CodeCompletion.SelectionBackgroundColor : Styles.CodeCompletion.SelectionBackgroundInactiveColor;
context.Rectangle (0, ypos, Allocation.Width, rowHeight);
context.SetSourceColor (barStyle.ToCairoColor ());
context.Fill ();
}
if (icon != null) {
context.DrawImage (this, icon, xpos, iypos);
xpos += iconTextSpacing;
}
context.SetSourceColor ((item == SelectedItem ? Styles.CodeCompletion.SelectionTextColor : Styles.CodeCompletion.TextColor).ToCairoColor ());
var textXPos = xpos + iconWidth + 2;
context.MoveTo (textXPos, typos);
layout.Width = (int)((Allocation.Width - textXPos) * Pango.Scale.PangoScale);
layout.Ellipsize = EllipsizeMode.End;
Pango.CairoHelper.ShowLayout (context, layout);
int textW, textH;
layout.GetPixelSize (out textW, out textH);
layout.Width = -1;
layout.Ellipsize = EllipsizeMode.None;
layout.SetMarkup ("");
if (layout.Attributes != null) {
layout.Attributes.Dispose ();
layout.Attributes = null;
}
string rightText = win.DataProvider.GetRightSideDescription (item, item == SelectedItem);
if (!string.IsNullOrEmpty (rightText)) {
layout.SetMarkup (rightText);
int w, h;
layout.GetPixelSize (out w, out h);
const int leftpadding = 8;
const int rightpadding = 3;
w += rightpadding;
w = Math.Min (w, Allocation.Width - textXPos - textW - leftpadding);
wi += w;
typos = h < rowHeight ? ypos + (rowHeight - h) / 2 : ypos;
if (scalef <= 1.0)
typos -= 1; // 1px up on non HiDPI
context.MoveTo (Allocation.Width - w, typos);
layout.Width = (int)(w * Pango.Scale.PangoScale);
layout.Ellipsize = EllipsizeMode.End;
Pango.CairoHelper.ShowLayout (context, layout);
layout.Width = -1;
layout.Ellipsize = EllipsizeMode.None;
}
if (Math.Min (maxListWidth, wi + xpos + iconWidth + 2) > listWidth) {
WidthRequest = listWidth = Math.Min (maxListWidth, wi + xpos + iconWidth + 2 + iconTextSpacing);
win.ResetSizes ();
} else {
//workaround for the vscrollbar display - the calculated width needs to be the width ofthe render region.
if (Allocation.Width < listWidth) {
if (listWidth - Allocation.Width < 30) {
WidthRequest = listWidth + listWidth - Allocation.Width;
win.ResetSizes ();
}
}
}
return true;
});
return false;
}
}
protected override bool OnExposeEvent (Gdk.EventExpose args)
{
Gdk.Window window = args.Window;
var alloc = Allocation;
int width = alloc.Width;
int height = alloc.Height;
int lineWidth = width - margin * 2;
int xpos = margin + padding;
int yPos = margin;
if (PreviewCompletionString) {
layout.SetText (
string.IsNullOrEmpty (CompletionString) ? MonoDevelop.Core.GettextCatalog.GetString ("Select template") : CompletionString
);
int wi, he;
layout.GetPixelSize (out wi, out he);
window.DrawRectangle (this.Style.BaseGC (StateType.Insensitive), true, margin, yPos, lineWidth, he + padding);
window.DrawLayout (
string.IsNullOrEmpty (CompletionString) ? this.Style.TextGC (StateType.Insensitive) : this.Style.TextGC (StateType.Normal),
xpos,
yPos,
layout
);
yPos += rowHeight;
}
//when there are no matches, display a message to indicate that the completion list is still handling input
if (filteredItems.Count == 0) {
Gdk.GC gc = new Gdk.GC (window);
gc.RgbFgColor = new Gdk.Color (0xff, 0xbc, 0xc1);
window.DrawRectangle (gc, true, 0, yPos, width, height - yPos);
layout.SetText (win.DataProvider.ItemCount == 0 ? NoSuggestionsMsg : NoMatchesMsg);
int lWidth, lHeight;
layout.GetPixelSize (out lWidth, out lHeight);
gc.RgbFgColor = new Gdk.Color (0, 0, 0);
window.DrawLayout (gc, (width - lWidth) / 2, yPos + (height - lHeight - yPos) / 2, layout);
gc.Dispose ();
return true;
}
var textGCInsensitive = this.Style.TextGC (StateType.Insensitive);
var textGCNormal = this.Style.TextGC (StateType.Normal);
var fgGCNormal = this.Style.ForegroundGC (StateType.Normal);
var matcher = CompletionMatcher.CreateCompletionMatcher (CompletionString);
var highlightColor = HighlightColor;
Iterate (true, ref yPos, delegate (Category category, int ypos) {
if (ypos >= height - margin)
return;
// window.DrawRectangle (this.Style.BackgroundGC (StateType.Insensitive), true, 0, yPos, width, rowHeight);
int x = 2;
if (!string.IsNullOrEmpty (category.CompletionCategory.Icon)) {
var icon = ImageService.GetPixbuf (category.CompletionCategory.Icon, IconSize.Menu);
window.DrawPixbuf (fgGCNormal, icon, 0, 0, margin, ypos, icon.Width, icon.Height, Gdk.RgbDither.None, 0, 0);
x = icon.Width + 4;
}
layout.SetMarkup ("<span weight='bold'>" + category.CompletionCategory.DisplayText + "</span>");
window.DrawLayout (textGCInsensitive, x, ypos, layout);
layout.SetMarkup ("");
}, delegate (Category curCategory, int item, int itemidx, int ypos) {
if (ypos >= height - margin)
return false;
if (InCategoryMode && curCategory != null && curCategory.CompletionCategory != null) {
xpos = margin + padding + 8;
} else {
xpos = margin + padding;
}
string markup = win.DataProvider.HasMarkup (item) ? (win.DataProvider.GetMarkup (item) ?? "<null>") : GLib.Markup.EscapeText (win.DataProvider.GetText (item) ?? "<null>");
string description = win.DataProvider.GetDescription (item);
if (string.IsNullOrEmpty (description)) {
layout.SetMarkup (markup);
} else {
if (item == SelectedItem) {
layout.SetMarkup (markup + " " + description );
} else {
layout.SetMarkup (markup + " <span foreground=\"darkgray\">" + description + "</span>");
}
}
int mw, mh;
layout.GetPixelSize (out mw, out mh);
if (mw > listWidth) {
WidthRequest = listWidth = mw;
win.WidthRequest = win.Allocation.Width + mw - width;
win.QueueResize ();
}
string text = win.DataProvider.GetText (item);
if ((!SelectionEnabled || item != SelectedItem) && !string.IsNullOrEmpty (text)) {
int[] matchIndices = matcher.GetMatch (text);
if (matchIndices != null) {
Pango.AttrList attrList = layout.Attributes ?? new Pango.AttrList ();
for (int newSelection = 0; newSelection < matchIndices.Length; newSelection++) {
int idx = matchIndices[newSelection];
Pango.AttrForeground fg = new Pango.AttrForeground (highlightColor.Red, highlightColor.Green, highlightColor.Blue);
fg.StartIndex = (uint)idx;
fg.EndIndex = (uint)(idx + 1);
attrList.Insert (fg);
}
layout.Attributes = attrList;
}
}
Gdk.Pixbuf icon = win.DataProvider.GetIcon (item);
int iconHeight, iconWidth;
if (icon != null) {
iconWidth = icon.Width;
iconHeight = icon.Height;
} else if (!Gtk.Icon.SizeLookup (Gtk.IconSize.Menu, out iconWidth, out iconHeight)) {
iconHeight = iconWidth = 24;
}
int wi, he, typos, iypos;
layout.GetPixelSize (out wi, out he);
typos = he < rowHeight ? ypos + (rowHeight - he) / 2 : ypos;
iypos = iconHeight < rowHeight ? ypos + (rowHeight - iconHeight) / 2 : ypos;
if (item == SelectedItem) {
if (SelectionEnabled) {
window.DrawRectangle (this.Style.BaseGC (StateType.Selected), true, margin, ypos, lineWidth, he + padding);
window.DrawLayout (this.Style.TextGC (StateType.Selected), xpos + iconWidth + 2, typos, layout);
} else {
window.DrawRectangle (this.Style.DarkGC (StateType.Prelight), false, margin, ypos, lineWidth - 1, he + padding - 1);
window.DrawLayout (textGCNormal, xpos + iconWidth + 2, typos, layout);
}
} else
window.DrawLayout (textGCNormal, xpos + iconWidth + 2, typos, layout);
if (icon != null)
window.DrawPixbuf (fgGCNormal, icon, 0, 0, xpos, iypos, iconWidth, iconHeight, Gdk.RgbDither.None, 0, 0);
layout.SetMarkup ("");
if (layout.Attributes != null) {
layout.Attributes.Dispose ();
layout.Attributes = null;
}
return true;
});
/*
int n = 0;
while (ypos < winHeight - margin && (page + n) < filteredItems.Count) {
bool hasMarkup = win.DataProvider.HasMarkup (filteredItems[page + n]);
if (hasMarkup) {
layout.SetMarkup (win.DataProvider.GetMarkup (filteredItems[page + n]) ?? "<null>");
} else {
layout.SetText (win.DataProvider.GetText (filteredItems[page + n]) ?? "<null>");
}
string text = win.DataProvider.GetText (filteredItems[page + n]);
if ((!SelectionEnabled || page + n != selection) && !string.IsNullOrEmpty (text)) {
int[] matchIndices = Match (CompletionString, text);
if (matchIndices != null) {
Pango.AttrList attrList = layout.Attributes ?? new Pango.AttrList ();
for (int newSelection = 0; newSelection < matchIndices.Length; newSelection++) {
int idx = matchIndices[newSelection];
Pango.AttrForeground fg = new Pango.AttrForeground (0, 0, ushort.MaxValue);
fg.StartIndex = (uint)idx;
fg.EndIndex = (uint)(idx + 1);
attrList.Insert (fg);
}
layout.Attributes = attrList;
}
}
Gdk.Pixbuf icon = win.DataProvider.GetIcon (filteredItems[page + n]);
int iconHeight, iconWidth;
if (icon != null) {
iconWidth = icon.Width;
iconHeight = icon.Height;
} else if (!Gtk.Icon.SizeLookup (Gtk.IconSize.Menu, out iconWidth, out iconHeight)) {
iconHeight = iconWidth = 24;
}
int wi, he, typos, iypos;
layout.GetPixelSize (out wi, out he);
typos = he < rowHeight ? ypos + (rowHeight - he) / 2 : ypos;
iypos = iconHeight < rowHeight ? ypos + (rowHeight - iconHeight) / 2 : ypos;
if (page + n == selection) {
if (SelectionEnabled) {
window.DrawRectangle (this.Style.BaseGC (StateType.Selected), true, margin, ypos, lineWidth, he + padding);
window.DrawLayout (this.Style.TextGC (StateType.Selected), xpos + iconWidth + 2, typos, layout);
} else {
window.DrawRectangle (this.Style.DarkGC (StateType.Prelight), false, margin, ypos, lineWidth - 1, he + padding - 1);
window.DrawLayout (this.Style.TextGC (StateType.Normal), xpos + iconWidth + 2, typos, layout);
}
} else
window.DrawLayout (this.Style.TextGC (StateType.Normal), xpos + iconWidth + 2, typos, layout);
if (icon != null)
window.DrawPixbuf (this.Style.ForegroundGC (StateType.Normal), icon, 0, 0, xpos, iypos, iconWidth, iconHeight, Gdk.RgbDither.None, 0, 0);
ypos += rowHeight;
n++;
if (hasMarkup)
layout.SetMarkup (string.Empty);
if (layout.Attributes != null) {
layout.Attributes.Dispose ();
layout.Attributes = null;
}
}
*/
return true;
}
protected override bool OnExposeEvent (Gdk.EventExpose args)
{
using (var context = Gdk.CairoHelper.Create (args.Window)) {
context.LineWidth = 1;
var alloc = Allocation;
int width = alloc.Width;
int height = alloc.Height;
context.Rectangle (args.Area.X, args.Area.Y, args.Area.Width, args.Area.Height);
context.SetSourceColor (backgroundColor);
context.Fill ();
int xpos = iconTextSpacing;
int yPos = (int)-vadj.Value;
//when there are no matches, display a message to indicate that the completion list is still handling input
if (filteredItems.Count == 0) {
context.Rectangle (0, yPos, width, height - yPos);
context.SetSourceColor (backgroundColor);
context.Stroke ();
noMatchLayout.SetText (win.DataProvider.ItemCount == 0 ? NoSuggestionsMsg : NoMatchesMsg);
int lWidth, lHeight;
noMatchLayout.GetPixelSize (out lWidth, out lHeight);
context.SetSourceColor (textColor);
context.MoveTo ((width - lWidth) / 2, yPos + (height - lHeight - yPos) / 2 - lHeight);
PangoCairoHelper.ShowLayout (context, noMatchLayout);
return false;
}
var matcher = CompletionMatcher.CreateCompletionMatcher (CompletionString);
Iterate (true, ref yPos, delegate (Category category, int ypos) {
if (ypos >= height)
return;
if (ypos < -rowHeight)
return;
// window.DrawRectangle (this.Style.BackgroundGC (StateType.Insensitive), true, 0, yPos, width, rowHeight);
int x = 2;
if (category.CompletionCategory != null && !string.IsNullOrEmpty (category.CompletionCategory.Icon)) {
var icon = ImageService.GetPixbuf (category.CompletionCategory.Icon, IconSize.Menu);
Gdk.CairoHelper.SetSourcePixbuf (context, icon, 0, ypos);
context.Paint ();
x = icon.Width + 4;
}
context.Rectangle (0, ypos, Allocation.Width, rowHeight);
context.SetSourceColor (backgroundColor);
context.Fill ();
// layout.SetMarkup ("<span weight='bold' foreground='#AAAAAA'>" + (category.CompletionCategory != null ? category.CompletionCategory.DisplayText : "Uncategorized") + "</span>");
// window.DrawLayout (textGCInsensitive, x - 1, ypos + 1 + (rowHeight - py) / 2, layout);
// layout.SetMarkup ("<span weight='bold'>" + (category.CompletionCategory != null ? category.CompletionCategory.DisplayText : "Uncategorized") + "</span>");
categoryLayout.SetMarkup ((category.CompletionCategory != null ? category.CompletionCategory.DisplayText : "Uncategorized"));
int px, py;
categoryLayout.GetPixelSize (out px, out py);
context.MoveTo (x, ypos + (rowHeight - py) / 2);
context.SetSourceColor (textColor);
PangoCairoHelper.ShowLayout (context, categoryLayout);
}, delegate (Category curCategory, int item, int itemidx, int ypos) {
if (ypos >= height)
return false;
if (ypos < -rowHeight)
return true;
const int categoryModeItemIndenting = 0;
if (InCategoryMode && curCategory != null && curCategory.CompletionCategory != null) {
xpos = iconTextSpacing + categoryModeItemIndenting;
} else {
xpos = iconTextSpacing;
}
string markup = win.DataProvider.HasMarkup (item) ? (win.DataProvider.GetMarkup (item) ?? "<null>") : GLib.Markup.EscapeText (win.DataProvider.GetText (item) ?? "<null>");
string description = win.DataProvider.GetDescription (item, item == SelectedItem);
if (string.IsNullOrEmpty (description)) {
layout.SetMarkup (markup);
} else {
layout.SetMarkup (markup + " " + description);
}
string text = win.DataProvider.GetText (item);
if (!string.IsNullOrEmpty (text)) {
int[] matchIndices = matcher.GetMatch (text);
if (matchIndices != null) {
Pango.AttrList attrList = layout.Attributes ?? new Pango.AttrList ();
for (int newSelection = 0; newSelection < matchIndices.Length; newSelection++) {
int idx = matchIndices [newSelection];
var fg = new AttrForeground ((ushort)(highlightColor.R * ushort.MaxValue), (ushort)(highlightColor.G * ushort.MaxValue), (ushort)(highlightColor.B * ushort.MaxValue));
fg.StartIndex = (uint)idx;
fg.EndIndex = (uint)(idx + 1);
attrList.Insert (fg);
}
layout.Attributes = attrList;
}
}
Gdk.Pixbuf icon = win.DataProvider.GetIcon (item);
int iconHeight, iconWidth;
if (icon != null) {
iconWidth = icon.Width;
iconHeight = icon.Height;
} else if (!Gtk.Icon.SizeLookup (Gtk.IconSize.Menu, out iconWidth, out iconHeight)) {
iconHeight = iconWidth = 24;
}
int wi, he, typos, iypos;
layout.GetPixelSize (out wi, out he);
typos = he < rowHeight ? ypos + (rowHeight - he) / 2 : ypos;
iypos = iconHeight < rowHeight ? ypos + (rowHeight - iconHeight) / 2 : ypos;
if (item == SelectedItem) {
context.Rectangle (0, ypos, Allocation.Width, rowHeight / 2);
context.SetSourceColor (SelectionEnabled ? selectedItemColor.Foreground : selectedItemInactiveColor.Background);
context.Fill ();
context.Rectangle (0, ypos + rowHeight / 2, Allocation.Width, rowHeight / 2);
context.SetSourceColor (SelectionEnabled ? selectedItemColor.Background : selectedItemInactiveColor.Background);
context.Fill ();
context.Rectangle (0.5, ypos + 0.5, Allocation.Width - 1, rowHeight - 1);
if (!SelectionEnabled)
context.SetDash (new double[] {4, 4}, 0);
context.SetSourceColor (SelectionEnabled ? selectionBorderColor : selectionBorderInactiveColor);
context.Stroke ();
}
if (icon != null) {
Gdk.CairoHelper.SetSourcePixbuf (context, icon, xpos, iypos);
context.Paint ();
xpos += iconTextSpacing;
}
context.SetSourceColor (textColor);
context.MoveTo (xpos + iconWidth + 2, typos);
PangoCairoHelper.ShowLayout (context, layout);
layout.SetMarkup ("");
if (layout.Attributes != null) {
layout.Attributes.Dispose ();
layout.Attributes = null;
}
string rightText = win.DataProvider.GetRightSideDescription (item, item == SelectedItem);
if (!string.IsNullOrEmpty (rightText)) {
layout.SetMarkup (rightText);
int w, h;
layout.GetPixelSize (out w, out h);
wi += w;
typos = h < rowHeight ? ypos + (rowHeight - h) / 2 : ypos;
context.MoveTo (Allocation.Width - w, typos);
PangoCairoHelper.ShowLayout (context, layout);
}
if (wi + xpos + iconWidth + 2 > listWidth) {
WidthRequest = listWidth = wi + xpos + iconWidth + 2 + iconTextSpacing;
win.ResetSizes ();
} else {
//workaround for the vscrollbar display - the calculated width needs to be the width ofthe render region.
if (Allocation.Width < listWidth) {
if (listWidth - Allocation.Width < 30) {
WidthRequest = listWidth + listWidth - Allocation.Width;
win.ResetSizes ();
}
}
}
return true;
});
return false;
}
}
protected override bool OnExposeEvent(Gdk.EventExpose args)
{
Gdk.Window window = args.Window;
var alloc = Allocation;
int width = alloc.Width;
int height = alloc.Height;
int lineWidth = width - margin * 2;
int xpos = margin + padding;
int yPos = margin;
if (PreviewCompletionString)
{
layout.SetText(string.IsNullOrEmpty(CompletionString) ? MonoDevelop.Core.GettextCatalog.GetString("Select template") : CompletionString);
int wi, he;
layout.GetPixelSize(out wi, out he);
window.DrawRectangle(this.Style.BaseGC(StateType.Insensitive), true, margin, yPos, lineWidth, he + padding);
window.DrawLayout(string.IsNullOrEmpty(CompletionString) ? this.Style.TextGC(StateType.Insensitive) : this.Style.TextGC(StateType.Normal), xpos, yPos, layout);
yPos += rowHeight;
}
//when there are no matches, display a message to indicate that the completion list is still handling input
if (filteredItems.Count == 0)
{
Gdk.GC gc = new Gdk.GC(window);
gc.RgbFgColor = new Gdk.Color(0xff, 0xbc, 0xc1);
window.DrawRectangle(gc, true, 0, yPos, width, height - yPos);
gc.Dispose();
layout.SetText(win.DataProvider.ItemCount == 0? NoSuggestionsMsg : NoMatchesMsg);
int lWidth, lHeight;
layout.GetPixelSize(out lWidth, out lHeight);
window.DrawLayout(this.Style.TextGC(StateType.Normal), (width - lWidth) / 2, yPos + (height - lHeight - yPos) / 2, layout);
return(true);
}
var textGCInsensitive = this.Style.TextGC(StateType.Insensitive);
var textGCNormal = this.Style.TextGC(StateType.Normal);
var fgGCNormal = this.Style.ForegroundGC(StateType.Normal);
Iterate(true, ref yPos, delegate(Category category, int ypos) {
if (ypos >= height - margin)
{
return;
}
// window.DrawRectangle (this.Style.BackgroundGC (StateType.Insensitive), true, 0, yPos, width, rowHeight);
Gdk.Pixbuf icon = ImageService.GetPixbuf(category.CompletionCategory.Icon, IconSize.Menu);
window.DrawPixbuf(fgGCNormal, icon, 0, 0, margin, ypos, icon.Width, icon.Height, Gdk.RgbDither.None, 0, 0);
layout.SetMarkup("<span weight='bold'>" + category.CompletionCategory.DisplayText + "</span>");
window.DrawLayout(textGCInsensitive, icon.Width + 4, ypos, layout);
layout.SetMarkup("");
}, delegate(Category curCategory, int item, int ypos) {
if (ypos >= height - margin)
{
return(false);
}
int itemIndex = filteredItems[item];
if (InCategoryMode && curCategory != null && curCategory.CompletionCategory != null)
{
xpos = margin + padding + 8;
}
else
{
xpos = margin + padding;
}
string markup = win.DataProvider.HasMarkup(itemIndex) ? (win.DataProvider.GetMarkup(itemIndex) ?? "<null>") : GLib.Markup.EscapeText(win.DataProvider.GetText(itemIndex) ?? "<null>");
string description = win.DataProvider.GetDescription(itemIndex);
if (string.IsNullOrEmpty(description))
{
layout.SetMarkup(markup);
}
else
{
if (item == selection)
{
layout.SetMarkup(markup + " " + description);
}
else
{
layout.SetMarkup(markup + " <span foreground=\"darkgray\">" + description + "</span>");
}
}
int mw, mh;
layout.GetPixelSize(out mw, out mh);
if (mw > listWidth)
{
WidthRequest = listWidth = mw;
win.WidthRequest = win.Allocation.Width + mw - width;
win.QueueResize();
}
string text = win.DataProvider.GetText(itemIndex);
if ((!SelectionEnabled || item != selection) && !string.IsNullOrEmpty(text))
{
int[] matchIndices = Match(CompletionString, text);
if (matchIndices != null)
{
Pango.AttrList attrList = layout.Attributes ?? new Pango.AttrList();
for (int newSelection = 0; newSelection < matchIndices.Length; newSelection++)
{
int idx = matchIndices[newSelection];
Pango.AttrForeground fg = new Pango.AttrForeground(0, 0, ushort.MaxValue);
fg.StartIndex = (uint)idx;
fg.EndIndex = (uint)(idx + 1);
attrList.Insert(fg);
}
layout.Attributes = attrList;
}
}
Gdk.Pixbuf icon = win.DataProvider.GetIcon(itemIndex);
int iconHeight, iconWidth;
if (icon != null)
{
iconWidth = icon.Width;
iconHeight = icon.Height;
}
else if (!Gtk.Icon.SizeLookup(Gtk.IconSize.Menu, out iconWidth, out iconHeight))
{
iconHeight = iconWidth = 24;
}
int wi, he, typos, iypos;
layout.GetPixelSize(out wi, out he);
typos = he < rowHeight ? ypos + (rowHeight - he) / 2 : ypos;
iypos = iconHeight < rowHeight ? ypos + (rowHeight - iconHeight) / 2 : ypos;
if (item == selection)
{
if (SelectionEnabled)
{
window.DrawRectangle(this.Style.BaseGC(StateType.Selected), true, margin, ypos, lineWidth, he + padding);
window.DrawLayout(this.Style.TextGC(StateType.Selected), xpos + iconWidth + 2, typos, layout);
}
else
{
window.DrawRectangle(this.Style.DarkGC(StateType.Prelight), false, margin, ypos, lineWidth - 1, he + padding - 1);
window.DrawLayout(textGCNormal, xpos + iconWidth + 2, typos, layout);
}
}
else
{
window.DrawLayout(textGCNormal, xpos + iconWidth + 2, typos, layout);
}
if (icon != null)
{
window.DrawPixbuf(fgGCNormal, icon, 0, 0, xpos, iypos, iconWidth, iconHeight, Gdk.RgbDither.None, 0, 0);
}
layout.SetMarkup("");
if (layout.Attributes != null)
{
layout.Attributes.Dispose();
layout.Attributes = null;
}
return(true);
});
/*
* int n = 0;
* while (ypos < winHeight - margin && (page + n) < filteredItems.Count) {
*
* bool hasMarkup = win.DataProvider.HasMarkup (filteredItems[page + n]);
* if (hasMarkup) {
* layout.SetMarkup (win.DataProvider.GetMarkup (filteredItems[page + n]) ?? "<null>");
* } else {
* layout.SetText (win.DataProvider.GetText (filteredItems[page + n]) ?? "<null>");
* }
* string text = win.DataProvider.GetText (filteredItems[page + n]);
* if ((!SelectionEnabled || page + n != selection) && !string.IsNullOrEmpty (text)) {
* int[] matchIndices = Match (CompletionString, text);
* if (matchIndices != null) {
* Pango.AttrList attrList = layout.Attributes ?? new Pango.AttrList ();
* for (int newSelection = 0; newSelection < matchIndices.Length; newSelection++) {
* int idx = matchIndices[newSelection];
* Pango.AttrForeground fg = new Pango.AttrForeground (0, 0, ushort.MaxValue);
* fg.StartIndex = (uint)idx;
* fg.EndIndex = (uint)(idx + 1);
* attrList.Insert (fg);
* }
* layout.Attributes = attrList;
* }
* }
*
* Gdk.Pixbuf icon = win.DataProvider.GetIcon (filteredItems[page + n]);
* int iconHeight, iconWidth;
* if (icon != null) {
* iconWidth = icon.Width;
* iconHeight = icon.Height;
* } else if (!Gtk.Icon.SizeLookup (Gtk.IconSize.Menu, out iconWidth, out iconHeight)) {
* iconHeight = iconWidth = 24;
* }
*
* int wi, he, typos, iypos;
* layout.GetPixelSize (out wi, out he);
* typos = he < rowHeight ? ypos + (rowHeight - he) / 2 : ypos;
* iypos = iconHeight < rowHeight ? ypos + (rowHeight - iconHeight) / 2 : ypos;
* if (page + n == selection) {
* if (SelectionEnabled) {
* window.DrawRectangle (this.Style.BaseGC (StateType.Selected), true, margin, ypos, lineWidth, he + padding);
* window.DrawLayout (this.Style.TextGC (StateType.Selected), xpos + iconWidth + 2, typos, layout);
* } else {
* window.DrawRectangle (this.Style.DarkGC (StateType.Prelight), false, margin, ypos, lineWidth - 1, he + padding - 1);
* window.DrawLayout (this.Style.TextGC (StateType.Normal), xpos + iconWidth + 2, typos, layout);
* }
* } else
* window.DrawLayout (this.Style.TextGC (StateType.Normal), xpos + iconWidth + 2, typos, layout);
* if (icon != null)
* window.DrawPixbuf (this.Style.ForegroundGC (StateType.Normal), icon, 0, 0, xpos, iypos, iconWidth, iconHeight, Gdk.RgbDither.None, 0, 0);
* ypos += rowHeight;
* n++;
* if (hasMarkup)
* layout.SetMarkup (string.Empty);
* if (layout.Attributes != null) {
* layout.Attributes.Dispose ();
* layout.Attributes = null;
* }
* }
*/
return(true);
}
void InsertSeeAttrs(uint start, uint end)
{
if (attrs == null)
attrs = new AttrList ();
Pango.Attribute attr = new AttrUnderline (Underline.Single);
attr.StartIndex = start;
attr.EndIndex = end;
attrs.Insert (attr);
attr = new AttrForeground (0, 0, 65535);
attr.StartIndex = start;
attr.EndIndex = end;
attrs.Insert (attr);
}
void InsertPRefAttrs(uint start, uint end)
{
if (attrs == null)
attrs = new AttrList ();
Pango.Attribute attr = new AttrStyle (Style.Italic);
attr.StartIndex = start;
attr.EndIndex = end;
attrs.Insert (attr);
attr = new AttrForeground (32000, 32000, 32000);
attr.StartIndex = start;
attr.EndIndex = end;
attrs.Insert (attr);
}
