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Diffstat (limited to 'src/gui/themeList.vala')
-rw-r--r-- | src/gui/themeList.vala | 118 |
1 files changed, 118 insertions, 0 deletions
diff --git a/src/gui/themeList.vala b/src/gui/themeList.vala new file mode 100644 index 0000000..786c305 --- /dev/null +++ b/src/gui/themeList.vala @@ -0,0 +1,118 @@ +///////////////////////////////////////////////////////////////////////// +// Copyright (c) 2011-2015 by Simon Schneegans +// +// This program is free software: you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation, either version 3 of the License, or (at +// your option) any later version. +// +// This program is distributed in the hope that it will be useful, but +// WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this program. If not, see <http://www.gnu.org/licenses/>. +///////////////////////////////////////////////////////////////////////// + +namespace GnomePie { + +///////////////////////////////////////////////////////////////////////// +/// A widget displaying all available themes of Gnome-Pie. +///////////////////////////////////////////////////////////////////////// + +class ThemeList : Gtk.TreeView { + + ///////////////////////////////////////////////////////////////////// + /// This signal gets emitted, when a new theme is selected by the + /// user. This new theme is applied automatically, with this signal + /// actions may be triggered which should be executed AFTER the + /// change to a new theme. + ///////////////////////////////////////////////////////////////////// + + public signal void on_select_new(); + + ///////////////////////////////////////////////////////////////////// + /// The currently selected row. + ///////////////////////////////////////////////////////////////////// + + private Gtk.TreeIter active { private get; private set; } + + ///////////////////////////////////////////////////////////////////// + /// The positions in the data list store. + ///////////////////////////////////////////////////////////////////// + + private enum DataPos {ICON, NAME} + + ///////////////////////////////////////////////////////////////////// + /// C'tor, constructs the Widget. + ///////////////////////////////////////////////////////////////////// + + public ThemeList() { + GLib.Object(); + + this.set_headers_visible(true); + this.set_grid_lines(Gtk.TreeViewGridLines.NONE); + this.set_fixed_height_mode(true); + + var main_column = new Gtk.TreeViewColumn(); + main_column.title = _("Themes"); + main_column.set_sizing(Gtk.TreeViewColumnSizing.FIXED); + var icon_render = new Gtk.CellRendererPixbuf(); + icon_render.xpad = 4; + icon_render.ypad = 4; + main_column.pack_start(icon_render, false); + + var name_render = new Gtk.CellRendererText(); + name_render.xpad = 6; + main_column.pack_start(name_render, true); + + this.append_column(main_column); + + main_column.add_attribute(icon_render, "pixbuf", DataPos.ICON); + main_column.add_attribute(name_render, "markup", DataPos.NAME); + + this.get_selection().changed.connect(() => { + Gtk.TreeIter active; + if (this.get_selection().get_selected(null, out active)) { + Timeout.add(10, () => { + int index = int.parse(this.model.get_path(active).to_string()); + Config.global.theme = Config.global.themes[index]; + + this.on_select_new(); + + Config.global.theme.load(); + Config.global.theme.load_images(); + return false; + }); + } + }); + + reload(); + } + + public void reload() { + + var data = new Gtk.ListStore(2, typeof(Gdk.Pixbuf), + typeof(string)); + this.set_model(data); + + // load all themes into the list + var themes = Config.global.themes; + foreach(var theme in themes) { + Gtk.TreeIter current; + data.append(out current); + data.set(current, DataPos.ICON, theme.preview_icon.to_pixbuf()); + data.set(current, DataPos.NAME, GLib.Markup.escape_text(theme.name)+"\n" + + "<span font-size='x-small'>" + GLib.Markup.escape_text(theme.description) + + " - <i>"+GLib.Markup.escape_text(_("by")+" "+theme.author) + + "</i></span>"); + if(theme == Config.global.theme) { + get_selection().select_iter(current); + this.scroll_to_cell(get_selection().get_selected_rows(null).nth_data(0), null, true, 0.5f, 0.5f); + } + } + } +} + +} |