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Versions: 5
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Stored size: 1.85 KB
Contents
# frozen_string_literal: true
# This file is part of Alexandria.
#
# See the file README.md for authorship and licensing information.
# Please retain the following note:
#
# Based upon Recipe 168 - "How to display tooltips in GtkTreeView - Part 3"
# from the "php-gtk2 Cookbook" website, by kksou.
# http://www.kksou.com/php-gtk2/articles/display-tooltips-in-GtkTreeView---Part-3---no-hardcoding-of-header-height.php
#
# Ported to ruby-gtk2 (and modified for IconView) by Cathal Mc Ginley
require "cgi"
module Alexandria
module UI
class IconViewTooltips
include Logging
def initialize(view)
set_view(view)
end
def set_view(view)
view.has_tooltip = true
view.signal_connect("query-tooltip") do |_widget, x, y, _keyboard_mode, tooltip|
tree_path = view.get_path_at_pos(x, y)
if tree_path
iter = view.model.get_iter(tree_path)
title = iter[2] # HACK: hardcoded, should use column names...
authors = iter[4]
publisher = iter[6]
year = iter[7]
tooltip.set_markup label_for_book(title, authors, publisher, year)
end
end
end
def label_for_book(title, authors, publisher, year)
# This is much too complex... but it works for now!
html = ""
unless title.empty?
html += "<b>#{CGI.escapeHTML(title)}</b>"
html += "\n" unless authors.empty?
end
html += "<i>#{CGI.escapeHTML(authors)}</i>" unless authors.empty?
html += "\n" if !title.empty? || !authors.empty?
html += "<small>"
html += CGI.escapeHTML(publisher).to_s if publisher && !publisher.empty?
if year && !year.empty?
html += " " if publisher && !publisher.empty?
html += "(#{year})"
end
html + "</small>"
end
end
end
end
Version data entries
5 entries across 5 versions & 1 rubygems