bold text in vala
using Gtk; | |
// valac --pkg gtk+-3.0 mytv.vala | |
public class MarkupTextView : TextView { | |
public void append_text (string s) { | |
TextIter end_iter; | |
buffer.get_end_iter (out end_iter); | |
buffer.insert_with_tags_by_name (ref end_iter, s, -1, null); | |
} | |
public void append_tagged_text (string s, string t) { | |
TextIter end_iter; | |
buffer.get_end_iter (out end_iter); | |
buffer.insert_with_tags_by_name (ref end_iter, s, -1, t, null); | |
} | |
} | |
public static int main (string[] args) { | |
Gtk.init (ref args); | |
var window = new Window (); | |
window.set_default_size (400, 600); | |
var text_view = new MarkupTextView (); | |
text_view.editable = false; | |
//this.text_view.cursor_visible = false; | |
var mybold_tag = new TextTag ("mybold"); | |
mybold_tag.weight = Pango.Weight.BOLD; //https://valadoc.org/pango/Pango.Weight.html | |
text_view.buffer.tag_table.add(mybold_tag); | |
// text_view.buffer.create_tag ("bold", mybold_tag, null); | |
text_view.append_text("hello\nworld!\nand "); | |
text_view.append_tagged_text("**bye**", "mybold"); | |
text_view.append_text("; btw\n!"); | |
var scroll = new ScrolledWindow (null, null); | |
scroll.set_policy (PolicyType.AUTOMATIC, PolicyType.AUTOMATIC); | |
scroll.add (text_view); | |
window.add (scroll); | |
window.destroy.connect (Gtk.main_quit); | |
window.show_all (); | |
Gtk.main (); | |
return 0; | |
} |
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