pamac-classic/src/packages_model.vala

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Vala
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/*
* pamac-vala
*
* Copyright (C) 2014 Guillaume Benoit <guillaume@manjaro.org>
*
* 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 get of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
namespace Pamac {
public class PackagesModel : Object, Gtk.TreeModel {
private GLib.List<Pamac.Package> all_pkgs;
public ManagerWindow manager_window;
public PackagesModel (Alpm.List<Alpm.Package?>? alpm_pkgs, Json.Array? aur_pkgs, ManagerWindow manager_window) {
this.manager_window = manager_window;
all_pkgs = new GLib.List<Pamac.Package> ();
foreach (unowned Alpm.Package alpm_pkg in alpm_pkgs) {
all_pkgs.append (new Pamac.Package (alpm_pkg, null));
}
if (aur_pkgs != null) {
unowned Json.Object pkg_info;
string name;
bool found;
foreach (Json.Node node in aur_pkgs.get_elements ()) {
pkg_info = node.get_object ();
name = pkg_info.get_string_member ("Name");
// add only the packages which are not already in the list
found = false;
foreach (Pamac.Package pkg in all_pkgs) {
if (pkg.name == name) {
found = true;
break;
}
}
if (found == false)
all_pkgs.append (new Pamac.Package (null, pkg_info));
}
}
if (all_pkgs.length () == 0) {
// create a fake "No package found" package
all_pkgs.append (new Pamac.Package (null, null));
}
}
// TreeModel interface
public Type get_column_type (int index) {
switch (index) {
case 0: // name
case 2: // version
case 3: // repo
case 4: // installed size
return typeof (string);
case 1: // icon
return typeof (Gdk.Pixbuf);
default:
return Type.INVALID;
}
}
public Gtk.TreeModelFlags get_flags () {
return Gtk.TreeModelFlags.LIST_ONLY | Gtk.TreeModelFlags.ITERS_PERSIST;
}
public void get_value (Gtk.TreeIter iter, int column, out Value val) {
Pamac.Package pkg = (Pamac.Package) iter.user_data;
return_if_fail (pkg != null);
switch (column) {
case 0:
val = Value (typeof (string));
val.set_string (pkg.name);
break;
case 1:
val = Value (typeof (Object));
if (pkg.alpm_pkg != null) {
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if (pkg.name in manager_window.transaction.holdpkg)
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val.set_object (manager_window.locked_icon);
else if (pkg.repo == "local") {
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if (manager_window.transaction.to_add.contains (pkg.name))
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val.set_object (manager_window.to_reinstall_icon);
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else if (manager_window.transaction.to_remove.contains (pkg.name))
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val.set_object (manager_window.to_remove_icon);
else
val.set_object (manager_window.installed_icon);
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} else if (manager_window.transaction.to_add.contains (pkg.name))
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val.set_object (manager_window.to_install_icon);
else
val.set_object (manager_window.uninstalled_icon);
} else if (pkg.aur_json != null) {
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if (manager_window.transaction.to_build.contains (pkg.name))
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val.set_object (manager_window.to_install_icon);
else
val.set_object (manager_window.uninstalled_icon);
} else {
Object? object = null;
val.set_object (object);
}
break;
case 2:
val = Value (typeof (string));
val.set_string (pkg.version);
break;
case 3:
val = Value (typeof (string));
val.set_string (pkg.repo);
break;
case 4:
val = Value (typeof (string));
val.set_string (pkg.size_string);
break;
default:
val = Value (Type.INVALID);
break;
}
}
public bool get_iter (out Gtk.TreeIter iter, Gtk.TreePath path) {;
if (path.get_depth () != 1 || all_pkgs.length () == 0) {
return invalid_iter (out iter);
}
iter = Gtk.TreeIter ();
int pos = path.get_indices ()[0];
iter.stamp = pos;
Pamac.Package pkg = all_pkgs.nth_data((uint) pos);
iter.user_data = pkg;
return true;
}
public int get_n_columns () {
// name, icon, version, repo, isize
return 5;
}
public Gtk.TreePath? get_path (Gtk.TreeIter iter) {
return new Gtk.TreePath.from_indices (iter.stamp);
}
public int iter_n_children (Gtk.TreeIter? iter) {
return 0;
}
public bool iter_next (ref Gtk.TreeIter iter) {
int pos = (iter.stamp) + 1;
if (pos >= all_pkgs.length ()) {
return false;
}
iter.stamp = pos;
Pamac.Package pkg = all_pkgs.nth_data((uint) pos);
iter.user_data = pkg;
return true;
}
public bool iter_previous (ref Gtk.TreeIter iter) {
int pos = iter.stamp;
if (pos >= 0) {
return false;
}
iter.stamp = (--pos);
Pamac.Package pkg = all_pkgs.nth_data((uint) pos);
iter.user_data = pkg;
return true;
}
public bool iter_nth_child (out Gtk.TreeIter iter, Gtk.TreeIter? parent, int n) {
return invalid_iter (out iter);
}
public bool iter_children (out Gtk.TreeIter iter, Gtk.TreeIter? parent) {
return invalid_iter (out iter);
}
public bool iter_has_child (Gtk.TreeIter iter) {
return false;
}
public bool iter_parent (out Gtk.TreeIter iter, Gtk.TreeIter child) {
return invalid_iter (out iter);
}
private bool invalid_iter (out Gtk.TreeIter iter) {
iter = Gtk.TreeIter ();
iter.stamp = -1;
return false;
}
// custom sort functions
public void sort_by_name (Gtk.SortType order) {
CompareFunc<Pamac.Package> namecmp = (pkg_a, pkg_b) => {
return strcmp (pkg_a.name, pkg_b.name);
};
all_pkgs.sort (namecmp);
if (order == Gtk.SortType.DESCENDING)
all_pkgs.reverse ();
manager_window.name_column.sort_order = order;
manager_window.state_column.sort_indicator = false;
manager_window.name_column.sort_indicator = true;
manager_window.version_column.sort_indicator = false;
manager_window.repo_column.sort_indicator = false;
manager_window.size_column.sort_indicator = false;
manager_window.sortinfo.column_number = 0;
manager_window.sortinfo.sort_type = order;
}
public void sort_by_state (Gtk.SortType order) {
CompareFunc<Pamac.Package> statecmp = (pkg_a, pkg_b) => {
int state_a;
int state_b;
if (pkg_a.alpm_pkg != null) {
if (pkg_a.repo == "local")
state_a = 0;
else
state_a = 1;
} else
state_a = 1;
if (pkg_b.alpm_pkg != null) {
if (pkg_b.repo == "local")
state_b = 0;
else
state_b = 1;
} else
state_b = 1;
return (int) (state_a > state_b) - (int) (state_a < state_b);
};
all_pkgs.sort (statecmp);
if (order == Gtk.SortType.DESCENDING)
all_pkgs.reverse ();
manager_window.state_column.sort_order = order;
manager_window.state_column.sort_indicator = true;
manager_window.name_column.sort_indicator = false;
manager_window.version_column.sort_indicator = false;
manager_window.repo_column.sort_indicator = false;
manager_window.size_column.sort_indicator = false;
manager_window.sortinfo.column_number = 1;
manager_window.sortinfo.sort_type = order;
}
public void sort_by_version (Gtk.SortType order) {
CompareFunc<Pamac.Package> versioncmp = (pkg_a, pkg_b) => {
return Alpm.pkg_vercmp (pkg_a.version, pkg_b.version);
};
all_pkgs.sort (versioncmp);
if (order == Gtk.SortType.DESCENDING)
all_pkgs.reverse ();
manager_window.version_column.sort_order = order;
manager_window.state_column.sort_indicator = false;
manager_window.name_column.sort_indicator = false;
manager_window.version_column.sort_indicator = true;
manager_window.repo_column.sort_indicator = false;
manager_window.size_column.sort_indicator = false;
manager_window.sortinfo.column_number = 2;
manager_window.sortinfo.sort_type = order;
}
public void sort_by_repo (Gtk.SortType order) {
CompareFunc<Pamac.Package> repocmp = (pkg_a, pkg_b) => {
return strcmp (pkg_a.repo, pkg_b.repo);
};
all_pkgs.sort (repocmp);
if (order == Gtk.SortType.DESCENDING)
all_pkgs.reverse ();
manager_window.repo_column.sort_order = order;
manager_window.state_column.sort_indicator = false;
manager_window.name_column.sort_indicator = false;
manager_window.version_column.sort_indicator = false;
manager_window.repo_column.sort_indicator = true;
manager_window.size_column.sort_indicator = false;
manager_window.sortinfo.column_number = 3;
manager_window.sortinfo.sort_type = order;
}
public void sort_by_size (Gtk.SortType order) {
CompareFunc<Pamac.Package> sizecmp = (pkg_a, pkg_b) => {
uint64 size_a;
uint64 size_b;
if (pkg_a.alpm_pkg != null)
size_a = pkg_a.size;
else
size_a = 0;
if (pkg_b.alpm_pkg != null)
size_b = pkg_b.size;
else
size_b = 0;
return (int) (size_a > size_b) - (int) (size_a < size_b);
};
all_pkgs.sort (sizecmp);
if (order == Gtk.SortType.DESCENDING)
all_pkgs.reverse ();
manager_window.size_column.sort_order = order;
manager_window.state_column.sort_indicator = false;
manager_window.name_column.sort_indicator = false;
manager_window.version_column.sort_indicator = false;
manager_window.repo_column.sort_indicator = false;
manager_window.size_column.sort_indicator = true;
manager_window.sortinfo.column_number = 4;
manager_window.sortinfo.sort_type = order;
}
}
}