private void EasterEggCB (object o, EventArgs args)
{
TextIter insertIter;
TextBuffer buffer = new TextBuffer (null);
insertIter = buffer.StartIter;
buffer.Insert (ref insertIter, "This buffer is shared by a set of nested text views.\n Nested view:\n");
TextChildAnchor anchor = buffer.CreateChildAnchor (ref insertIter);
buffer.Insert (ref insertIter, "\nDon't do this in real applications, please.\n");
TextView view = new TextView (buffer);
RecursiveAttach (0, view, anchor);
Gtk.Window window = new Gtk.Window (Gtk.WindowType.Toplevel);
ScrolledWindow sw = new ScrolledWindow ();
sw.SetPolicy (PolicyType.Automatic, PolicyType.Automatic);
window.Add (sw);
sw.Add (view);
window.SetDefaultSize (300, 400);
window.ShowAll ();
}
private void InsertText (TextBuffer buffer)
{
Pixbuf pixbuf = Gdk.Pixbuf.LoadFromResource ("gtk-logo-rgb.gif");
pixbuf = pixbuf.ScaleSimple (32, 32, InterpType.Bilinear);
// get start of buffer; each insertion will revalidate the
// iterator to point to just after the inserted text.
TextIter insertIter = buffer.StartIter;
buffer.Insert (ref insertIter,
"The text widget can display text with all kinds of nifty attributes. It also supports multiple views of the same buffer; this demo is showing the same buffer in two places.\n\n");
buffer.InsertWithTagsByName (ref insertIter, "Font styles. ", "heading");
buffer.Insert (ref insertIter, "For example, you can have ");
buffer.InsertWithTagsByName (ref insertIter, "italic", "italic");
buffer.Insert (ref insertIter, ", ");
buffer.InsertWithTagsByName (ref insertIter, "bold", "bold");
buffer.Insert (ref insertIter, ", or ");
buffer.InsertWithTagsByName (ref insertIter, "monospace (typewriter)", "monospace");
buffer.Insert (ref insertIter, ", or ");
buffer.InsertWithTagsByName (ref insertIter, "big", "big");
buffer.Insert (ref insertIter, " text. ");
buffer.Insert (ref insertIter,
"It's best not to hardcode specific text sizes; you can use relative sizes as with CSS, such as ");
buffer.InsertWithTagsByName (ref insertIter, "xx-small", "xx-small");
buffer.Insert (ref insertIter, " or");
buffer.InsertWithTagsByName (ref insertIter, "x-large", "x-large");
buffer.Insert (ref insertIter,
" to ensure that your program properly adapts if the user changes the default font size.\n\n");
buffer.InsertWithTagsByName (ref insertIter, "Colors. ", "heading");
buffer.Insert (ref insertIter, "Colors such as ");
buffer.InsertWithTagsByName (ref insertIter, "a blue foreground", "blue_foreground");
buffer.Insert (ref insertIter, " or ");
buffer.InsertWithTagsByName (ref insertIter, "a red background", "red_background");
buffer.Insert (ref insertIter, " or even ");
buffer.InsertWithTagsByName (ref insertIter, "a stippled red background",
"red_background",
"background_stipple");
buffer.Insert (ref insertIter, " or ");
buffer.InsertWithTagsByName (ref insertIter,
"a stippled blue foreground on solid red background",
"blue_foreground",
"red_background",
"foreground_stipple");
buffer.Insert (ref insertIter, " (select that to read it) can be used.\n\n");
buffer.InsertWithTagsByName (ref insertIter, "Underline, strikethrough, and rise. ", "heading");
buffer.InsertWithTagsByName (ref insertIter, "Strikethrough", "strikethrough");
buffer.Insert (ref insertIter, ", ");
buffer.InsertWithTagsByName (ref insertIter, "underline", "underline");
buffer.Insert (ref insertIter, ", ");
buffer.InsertWithTagsByName (ref insertIter, "double underline", "double_underline");
buffer.Insert (ref insertIter, ", ");
buffer.InsertWithTagsByName (ref insertIter, "superscript", "superscript");
buffer.Insert (ref insertIter, ", and ");
buffer.InsertWithTagsByName (ref insertIter, "subscript", "subscript");
buffer.Insert (ref insertIter, " are all supported.\n\n");
buffer.InsertWithTagsByName (ref insertIter, "Images. ", "heading");
buffer.Insert (ref insertIter, "The buffer can have images in it: ");
buffer.InsertPixbuf (ref insertIter, pixbuf);
buffer.InsertPixbuf (ref insertIter, pixbuf);
buffer.InsertPixbuf (ref insertIter, pixbuf);
buffer.Insert (ref insertIter, " for example.\n\n");
buffer.InsertWithTagsByName (ref insertIter, "Spacing. ", "heading");
buffer.Insert (ref insertIter, "You can adjust the amount of space before each line.\n");
buffer.InsertWithTagsByName (ref insertIter, "This line has a whole lot of space before it.\n",
"big_gap_before_line", "wide_margins");
buffer.InsertWithTagsByName (ref insertIter, "You can also adjust the amount of space after each line; this line has a whole lot of space after it.\n",
"big_gap_after_line", "wide_margins");
buffer.InsertWithTagsByName (ref insertIter, "You can also adjust the amount of space between wrapped lines; this line has extra space between each wrapped line in the same paragraph. To show off wrapping, some filler text: the quick brown fox jumped over the lazy dog. Blah blah blah blah blah blah blah blah blah.\n",
"double_spaced_line", "wide_margins");
buffer.Insert (ref insertIter, "Also note that those lines have extra-wide margins.\n\n");
buffer.InsertWithTagsByName (ref insertIter, "Editability. ", "heading");
buffer.InsertWithTagsByName (ref insertIter, "This line is 'locked down' and can't be edited by the user - just try it! You can't delete this line.\n\n",
"not_editable");
buffer.InsertWithTagsByName (ref insertIter, "Wrapping. ", "heading");
buffer.Insert (ref insertIter, "This line (and most of the others in this buffer) is word-wrapped, using the proper Unicode algorithm. Word wrap should work in all scripts and languages that GTK+ supports. Let's make this a long paragraph to demonstrate: blah blah blah blah blah blah blah blah blah blah blah blah blah blah blah blah blah blah blah\n\n");
buffer.InsertWithTagsByName (ref insertIter, "This line has character-based wrapping, and can wrap between any two character glyphs. Let's make this a long paragraph to demonstrate: blah blah blah blah blah blah blah blah blah blah blah blah blah blah blah blah blah blah blah\n\n",
"char_wrap");
buffer.InsertWithTagsByName (ref insertIter, "This line has all wrapping turned off, so it makes the horizontal scrollbar appear.\n\n\n",
"no_wrap");
buffer.InsertWithTagsByName (ref insertIter, "Justification. ", "heading");
buffer.InsertWithTagsByName (ref insertIter, "\nThis line has center justification.\n", "center");
buffer.InsertWithTagsByName (ref insertIter, "This line has right justification.\n", "right_justify");
buffer.InsertWithTagsByName (ref insertIter, "\nThis line has big wide margins. Text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text text.\n",
"wide_margins");
buffer.InsertWithTagsByName (ref insertIter, "Internationalization. ", "heading");
buffer.Insert (ref insertIter, "You can put all sorts of Unicode text in the buffer.\n\nGerman (Deutsch S\u00fcd) Gr\u00fc\u00df Gott\nGreek (\u0395\u03bb\u03bb\u03b7\u03bd\u03b9\u03ba\u03ac) \u0393\u03b5\u03b9\u03ac \u03c3\u03b1\u03c2\nHebrew \u05e9\u05dc\u05d5\u05dd\nJapanese (\u65e5\u672c\u8a9e)\n\nThe widget properly handles bidirectional text, word wrapping, DOS/UNIX/Unicode paragraph separators, grapheme boundaries, and so on using the Pango internationalization framework.\n");
buffer.Insert (ref insertIter, "Here's a word-wrapped quote in a right-to-left language:\n");
buffer.InsertWithTagsByName (ref insertIter, "\u0648\u0642\u062f \u0628\u062f\u0623 \u062b\u0644\u0627\u062b \u0645\u0646 \u0623\u0643\u062b\u0631 \u0627\u0644\u0645\u0624\u0633\u0633\u0627\u062a \u062a\u0642\u062f\u0645\u0627 \u0641\u064a \u0634\u0628\u0643\u0629 \u0627\u0643\u0633\u064a\u0648\u0646 \u0628\u0631\u0627\u0645\u062c\u0647\u0627 \u0643\u0645\u0646\u0638\u0645\u0627\u062a \u0644\u0627 \u062a\u0633\u0639\u0649 \u0644\u0644\u0631\u0628\u062d\u060c \u062b\u0645 \u062a\u062d\u0648\u0644\u062a \u0641\u064a \u0627\u0644\u0633\u0646\u0648\u0627\u062a \u0627\u0644\u062e\u0645\u0633 \u0627\u0644\u0645\u0627\u0636\u064a\u0629 \u0625\u0644\u0649 \u0645\u0624\u0633\u0633\u0627\u062a \u0645\u0627\u0644\u064a\u0629 \u0645\u0646\u0638\u0645\u0629\u060c \u0648\u0628\u0627\u062a\u062a \u062c\u0632\u0621\u0627 \u0645\u0646 \u0627\u0644\u0646\u0638\u0627\u0645 \u0627\u0644\u0645\u0627\u0644\u064a \u0641\u064a \u0628\u0644\u062f\u0627\u0646\u0647\u0627\u060c \u0648\u0644\u0643\u0646\u0647\u0627 \u062a\u062a\u062e\u0635\u0635 \u0641\u064a \u062e\u062f\u0645\u0629 \u0642\u0637\u0627\u0639 \u0627\u0644\u0645\u0634\u0631\u0648\u0639\u0627\u062a \u0627\u0644\u0635\u063a\u064a\u0631\u0629\u002e \u0648\u0623\u062d\u062f \u0623\u0643\u062b\u0631 \u0647\u0630\u0647 \u0627\u0644\u0645\u0624\u0633\u0633\u0627\u062a \u0646\u062c\u0627\u062d\u0627 \u0647\u0648 \u00bb\u0628\u0627\u0646\u0643\u0648\u0633\u0648\u0644\u00ab \u0641\u064a \u0628\u0648\u0644\u064a\u0641\u064a\u0627.\n\n", "rtl_quote");
buffer.Insert (ref insertIter, "You can put widgets in the buffer: Here's a button: ");
buttonAnchor = buffer.CreateChildAnchor (ref insertIter);
buffer.Insert (ref insertIter, " and a menu: ");
menuAnchor = buffer.CreateChildAnchor (ref insertIter);
buffer.Insert (ref insertIter, " and a scale: ");
scaleAnchor = buffer.CreateChildAnchor (ref insertIter);
buffer.Insert (ref insertIter, " and an animation: ");
animationAnchor = buffer.CreateChildAnchor (ref insertIter);
buffer.Insert (ref insertIter, " finally a text entry: ");
entryAnchor = buffer.CreateChildAnchor (ref insertIter);
buffer.Insert (ref insertIter, ".\n");
buffer.Insert (ref insertIter, "\n\nThis demo doesn't demonstrate all the GtkTextBuffer features; it leaves out, for example: invisible/hidden text (doesn't work in GTK 2, but planned), tab stops, application-drawn areas on the sides of the widget for displaying breakpoints and such...");
buffer.ApplyTag ("word_wrap", buffer.StartIter, buffer.EndIter);
}
