/* This file is part of Cinaest.
*
* Copyright (C) 2009 Philipp Zabel
*
* Cinaest 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.
*
* Cinaest 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 Cinaest. If not, see .
*/
using Gtk;
using Hildon;
public class MovieListView : PannableArea {
public MovieListStore store;
TreeView tree;
IconView icons;
private bool more_movies_available;
private CellRendererText title_renderer;
private CellRendererText secondary_renderer;
private CellRendererText rating_renderer;
private CellRendererText date_renderer;
private MoviePoster.Factory poster_factory;
private int last_a = -1;
private int last_b = -1;
private bool poster_mode_;
public bool poster_mode {
get {
return poster_mode_;
}
set {
if (value & !poster_mode_) {
remove (tree);
tree.set_model (null);
icons.set_model (store);
store.view = (Widget) icons;
add (icons);
} else if (!value & poster_mode_) {
remove (icons);
icons.set_model (null);
tree.set_model (store);
store.view = (Widget) tree;
add (tree);
}
if (value != poster_mode_) {
poster_mode_ = value;
last_a = -1;
last_b = -1;
// FIXME - just calling on_adjustment_value_changed () here doesn't work
// because icons.get_visible_range () returns wrong paths.
check_posters (0, 10);
jump_to (0, 0);
}
}
}
public signal void movie_activated (Movie movie);
private Gtk.TreeView create_treeview (Gtk.Window window, bool show_date) {
// Tree View
var tree = (TreeView) Hildon.gtk_tree_view_new_with_model (UIMode.NORMAL, store);
tree.set_headers_visible (false);
tree.set_rules_hint (true);
// Tree selection object
var selection = tree.get_selection ();
selection.set_mode (SelectionMode.SINGLE);
// Poster column
var poster_column = new TreeViewColumn ();
poster_column.set_title (_("Poster"));
// Add poster icon to column
var pixbuf_renderer = new CellRendererPixbuf ();
pixbuf_renderer.width = Poster.ICON_WIDTH + Hildon.MARGIN_DEFAULT;
pixbuf_renderer.xalign = 0.0f;
poster_column.pack_start (pixbuf_renderer, false);
poster_column.add_attribute (pixbuf_renderer, "pixbuf", MovieListStore.Columns.ICON);
tree.append_column (poster_column);
// Title column with secondary text
var title_column = new TreeViewColumn ();
title_column.set_title (_("Movie"));
title_column.set_sort_column_id (MovieListStore.Columns.TITLE);
title_column.set_reorderable (false);
title_column.set_sizing (TreeViewColumnSizing.AUTOSIZE);
title_column.set_expand (true);
// Add text to column
var vbox_renderer = new CellRendererVBox ();
title_renderer = new CellRendererText ();
title_renderer.yalign = 1.0f;
title_renderer.ellipsize = Pango.EllipsizeMode.END;
vbox_renderer.append (title_renderer, true);
// Add secondary text to column (Genres, Director, etc.)
secondary_renderer = new CellRendererText ();
secondary_renderer.yalign = 0;
secondary_renderer.ellipsize = Pango.EllipsizeMode.END;
secondary_renderer.attributes = get_attributes (window, "SmallSystemFont", "SecondaryTextColor");
vbox_renderer.append (secondary_renderer, true);
title_column.pack_start (vbox_renderer, true);
title_column.set_cell_data_func (vbox_renderer, title_data_func);
tree.append_column (title_column);
// Year column
var year_column = new TreeViewColumn ();
year_column.set_title (_("Year"));
year_column.set_sort_column_id (MovieListStore.Columns.YEAR);
year_column.set_reorderable (false);
year_column.set_sort_order (SortType.DESCENDING);
tree.append_column (year_column);
// Rating column
var rating_column = new TreeViewColumn ();
rating_column.set_title (_("Rating"));
rating_column.set_sort_column_id (MovieListStore.Columns.RATING);
rating_column.set_reorderable (false);
rating_column.set_sort_order (SortType.DESCENDING);
rating_column.xalign = 1.0f;
vbox_renderer = new CellRendererVBox ();
rating_renderer = new CellRendererText ();
rating_renderer.xalign = 1.0f;
if (show_date)
rating_renderer.yalign = 1.0f;
vbox_renderer.append (rating_renderer, true);
date_renderer = new CellRendererText ();
date_renderer.yalign = 0;
date_renderer.attributes = get_attributes (window, "SmallSystemFont", "SecondaryTextColor");
if (show_date)
vbox_renderer.append (date_renderer, true);
rating_column.pack_start (vbox_renderer, true);
rating_column.set_cell_data_func (vbox_renderer, rating_data_func);
tree.append_column (rating_column);
tree.show ();
return tree;
}
private Gtk.IconView create_iconview () {
var iconview = (Gtk.IconView) Hildon.gtk_icon_view_new (Hildon.UIMode.NORMAL);
iconview.set_column_spacing (0);
iconview.set_pixbuf_column (MovieListStore.Columns.POSTER);
iconview.margin = 0;
iconview.item_width = Poster.SMALL_WIDTH;
iconview.column_spacing = Hildon.MARGIN_HALF;
iconview.row_spacing = Hildon.MARGIN_HALF;
iconview.show ();
return iconview;
}
public MovieListView (Gtk.Window window, bool show_date = false) {
store = new MovieListStore ();
// Sort by title
store.set_sort_column_id (MovieListStore.Columns.TITLE, SortType.ASCENDING);
Gdk.Color color;
window.ensure_style ();
if (window.style.lookup_color ("SecondaryTextColor", out color)) {
store.year_markup = "(%%d)".printf (color.to_string ());
}
tree = create_treeview (window, show_date);
store.view = (Widget) tree;
icons = create_iconview ();
add (tree);
// Connect signals
get_vadjustment ().value_changed.connect (on_adjustment_value_changed);
tree.row_activated.connect (on_row_activated);
icons.item_activated.connect (on_item_activated);
store.row_changed.connect (on_row_changed);
store.row_inserted.connect (on_row_changed);
store.search_finished.connect (on_search_finished);
}
construct {
hscrollbar_policy = Gtk.PolicyType.NEVER;
poster_factory = MoviePoster.Factory.get_instance ();
}
public void set_hildon_ui_mode (UIMode mode) {
var selection = tree.get_selection ();
if (mode == UIMode.NORMAL) {
selection.set_mode (SelectionMode.NONE);
icons.set_selection_mode (SelectionMode.NONE);
}
Hildon.gtk_tree_view_set_ui_mode (tree, mode);
Hildon.gtk_icon_view_set_ui_mode (icons, mode);
if (mode == UIMode.EDIT) {
selection.set_mode (SelectionMode.MULTIPLE);
icons.set_selection_mode (SelectionMode.MULTIPLE);
}
}
private Pango.AttrList get_attributes (Gtk.Window window, string font_name, string color_name) {
Pango.AttrList attr_list = new Pango.AttrList ();
var style = Gtk.rc_get_style_by_paths (Gtk.Settings.get_default (), font_name, null, typeof (void));
if (style != null) {
var attr_font_desc = new Pango.AttrFontDesc (style.font_desc.copy ());
attr_list.insert ((owned) attr_font_desc);
}
Gdk.Color color;
window.ensure_style ();
if (window.style.lookup_color (color_name, out color)) {
Pango.Attribute attr_color = Pango.attr_foreground_new (color.red, color.green, color.blue);
attr_list.insert ((owned) attr_color);
}
return attr_list;
}
public void unselect_all () {
tree.get_selection ().unselect_all ();
icons.unselect_all ();
}
public List get_selected_movies () {
var movies = new List ();
List paths;
if (poster_mode_)
paths = icons.get_selected_items ();
else
paths = tree.get_selection ().get_selected_rows (null);
// get selected movies from the store
foreach (TreePath path in paths) {
TreeIter iter;
if (store.get_iter (out iter, path)) {
Movie movie;
store.get (iter, MovieListStore.Columns.MOVIE, out movie);
if (movie != null) {
movies.append (movie);
}
}
}
return movies;
}
// TODO: after scrolling down 80% of the list, load more
// results if available.
private void on_adjustment_value_changed () {
if (more_movies_available) {
var vadj = get_vadjustment ();
if (vadj.value > 0.8 * vadj.upper) {
Banner.show_information (this, null, _("More results available - refine search to reduce the dataset"));
more_movies_available = false;
}
}
TreePath a_;
TreePath b_;
bool range;
if (poster_mode_) {
range = icons.get_visible_range (out a_, out b_);
} else {
range = tree.get_visible_range (out a_, out b_);
}
if (range) {
// We know the list store is flat
int a = a_.get_indices ()[0];
int b = b_.get_indices ()[0];
assert (a <= b);
if (a == last_a && b == last_b)
return;
if (a > last_b || b < last_a) {
check_posters (a, b);
} else if (a >= last_a && b > last_b) {
check_posters (last_b + 1, b);
} else if (b <= last_b && a < last_a) {
check_posters (a, last_a - 1);
}
last_a = a;
last_b = b;
}
}
private void check_posters (int a, int b) {
for (int i = a; i <= b; i++) {
var path = new TreePath.from_indices (i);
TreeIter iter;
if (!store.get_iter (out iter, path))
continue;
Movie movie;
store.get (iter, MovieListStore.Columns.MOVIE, out movie);
if (movie == null)
continue;
if (poster_mode_) {
if (movie.poster == null || movie.poster.small == null) try {
poster_factory.queue (movie,
Poster.SMALL_WIDTH,
Poster.SMALL_HEIGHT,
true,
receive_poster_small);
} catch (Error e) {
warning ("Failed to queue poster request: %s\n", e.message);
}
} else {
if (movie.poster == null || movie.poster.icon == null) try {
poster_factory.queue (movie,
Poster.ICON_WIDTH,
Poster.ICON_HEIGHT,
true,
receive_poster_icon);
} catch (Error e) {
warning ("Failed to queue poster request: %s\n", e.message);
}
}
}
}
private void on_row_activated (TreeView tree, TreePath path, TreeViewColumn column) {
on_item_activated (path);
}
private void on_item_activated (TreePath path) {
TreeIter iter;
if (store.get_iter (out iter, path)) {
Movie movie;
store.get (iter, MovieListStore.Columns.MOVIE, out movie);
movie_activated (movie);
}
}
private void on_row_changed (TreePath path, TreeIter iter) {
TreePath a;
TreePath b;
bool range;
if (poster_mode_) {
range = icons.get_visible_range (out a, out b);
} else {
range = tree.get_visible_range (out a, out b);
}
if (!range ||
(range && path.compare (a) >= 0 && path.compare (b) <= 0)) {
Movie movie;
store.get (iter, MovieListStore.Columns.MOVIE, out movie);
if (movie == null)
return;
int i = path.get_indices ()[0];
check_posters (i, i);
}
}
private void receive_poster_small (Gdk.Pixbuf pixbuf, Movie movie) {
Poster poster;
if (movie.poster != null)
poster = movie.poster;
else
poster = new Poster ();
poster.small = pixbuf;
// Notify store of the poster change
movie.poster = poster;
}
private void receive_poster_icon (Gdk.Pixbuf pixbuf, Movie movie) {
Poster poster;
if (movie.poster != null)
poster = movie.poster;
else
poster = new Poster ();
poster.icon = pixbuf;
// Notify store of the poster change
movie.poster = poster;
}
private void on_search_finished (int movies) {
more_movies_available = (movies > 100); // FIXME
}
private void title_data_func (CellLayout cell_layout, CellRenderer cell, TreeModel model, TreeIter iter) {
Movie movie;
string markup;
model.get (iter, MovieListStore.Columns.MOVIE, out movie,
MovieListStore.Columns.MARKUP, out markup);
title_renderer.markup = markup;
secondary_renderer.text = movie.secondary;
}
private void rating_data_func (CellLayout cell_layout, CellRenderer cell, TreeModel model, TreeIter iter) {
string rating;
Movie movie;
model.get (iter, MovieListStore.Columns.RATING, out rating,
MovieListStore.Columns.MOVIE, out movie);
rating_renderer.text = rating;
if (movie.julian_date != 0) {
var date = Date ();
date.set_julian (movie.julian_date);
var s = new char[64];
date.strftime (s, "%x");
date_renderer.text = (string) s;
} else {
date_renderer.text = "";
}
}
}