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/////////////////////////////////////////////////////////////////////////
// Copyright 2011-2021 Simon Schneegans
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
// SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
/////////////////////////////////////////////////////////////////////////
namespace GnomePie {
/////////////////////////////////////////////////////////////////////
/// This group displays a list of all running application windows.
/////////////////////////////////////////////////////////////////////
public class WindowListGroup : ActionGroup {
/////////////////////////////////////////////////////////////////////
/// Used to register this type of ActionGroup. It sets the display
/// name for this ActionGroup, it's icon name and the string used in
/// the pies.conf file for this kind of ActionGroups.
/////////////////////////////////////////////////////////////////////
public static GroupRegistry.TypeDescription? register() {
if (GLib.Environment.get_variable("XDG_SESSION_TYPE") == "wayland") {
warning("The WindowList slice group is not supported on Wayland.");
return null;
}
var description = new GroupRegistry.TypeDescription();
description.name = _("Group: Window List");
description.icon = "preferences-system-windows";
description.description = _("Shows a Slice for each of your opened Windows. Almost like Alt-Tab.");
description.id = "window_list";
return description;
}
public bool current_workspace_only { get; set; default=false; }
/////////////////////////////////////////////////////////////////////
/// Cached icon names loaded from .desktop files.
/////////////////////////////////////////////////////////////////////
private static Gee.HashMap<string, string> cached_icon_name { private get; private set; }
/////////////////////////////////////////////////////////////////////
/// Wnck's Screen object, to control the list of opened windows.
/////////////////////////////////////////////////////////////////////
private Wnck.Screen screen;
/////////////////////////////////////////////////////////////////////
/// C'tor, initializes all members.
/////////////////////////////////////////////////////////////////////
public WindowListGroup(string parent_id) {
GLib.Object(parent_id : parent_id);
screen = Wnck.Screen.get_default();
WindowListGroup.cached_icon_name = new Gee.HashMap<string, string>();
Gtk.IconTheme.get_default().changed.connect(() => {
WindowListGroup.cached_icon_name = new Gee.HashMap<string, string>();
create_actions_for_all_windows();
});
screen.active_workspace_changed.connect(create_actions_for_all_windows);
screen.window_opened.connect(create_action);
screen.window_closed.connect(remove_action);
}
/////////////////////////////////////////////////////////////////////
/// This one is called when the ActionGroup is saved.
/////////////////////////////////////////////////////////////////////
public override void on_save(Xml.TextWriter writer) {
base.on_save(writer);
writer.write_attribute("current_workspace_only", this.current_workspace_only.to_string());
}
/////////////////////////////////////////////////////////////////////
/// This one is called when the ActionGroup is loaded.
/////////////////////////////////////////////////////////////////////
public override void on_load(Xml.Node* data) {
for (Xml.Attr* attribute = data->properties; attribute != null; attribute = attribute->next) {
string attr_name = attribute->name.down();
string attr_content = attribute->children->content;
if (attr_name == "current_workspace_only") {
current_workspace_only = bool.parse(attr_content);
}
}
}
/////////////////////////////////////////////////////////////////////
/// Remove a Action for a given window
/////////////////////////////////////////////////////////////////////
private void remove_action(Wnck.Window window) {
if (!window.is_skip_pager() && !window.is_skip_tasklist())
foreach (Action action in actions)
if (window.get_xid() == uint64.parse(action.real_command)) {
actions.remove(action);
break;
}
}
/////////////////////////////////////////////////////////////////////
/// Create Action's for all currently opened windows.
/////////////////////////////////////////////////////////////////////
private void create_actions_for_all_windows() {
delete_all();
foreach (var window in screen.get_windows())
create_action(window);
}
/////////////////////////////////////////////////////////////////////
/// Create a Action for a given opened window
/////////////////////////////////////////////////////////////////////
private void create_action(Wnck.Window window) {
if (!window.is_skip_pager() && !window.is_skip_tasklist()
&& (!current_workspace_only || (window.get_workspace() != null
&& window.get_workspace() == screen.get_active_workspace()))) {
var name = window.get_name();
var icon_name = get_icon_name(window);
var xid = "%lu".printf(window.get_xid());
if (name.length > 30) {
name = name.substring(0, 30) + "...";
}
var action = new SigAction(name, icon_name, xid);
this.add_action(action);
window.name_changed.connect(() => {
action.name = window.get_name();
});
action.activated.connect((time_stamp) => {
if (window.get_workspace() != null) {
//select the workspace
if (window.get_workspace() != window.get_screen().get_active_workspace()) {
window.get_workspace().activate(time_stamp);
}
}
if (window.is_minimized()) {
window.unminimize(time_stamp);
}
window.activate_transient(time_stamp);
});
}
}
private string get_icon_name(Wnck.Window window) {
string icon_name = "";
#if HAVE_BAMF
// bamf is not supported on wayland
if (GLib.Environment.get_variable("XDG_SESSION_TYPE") == "x11") {
var xid = (uint32) window.get_xid();
Bamf.Matcher bamf_matcher = Bamf.Matcher.get_default();
Bamf.Application app = bamf_matcher.get_application_for_xid(xid);
string desktop_file = null;
if (app != null)
desktop_file = app.get_desktop_file();
if (desktop_file != null) {
if (WindowListGroup.cached_icon_name.has_key(desktop_file))
icon_name = WindowListGroup.cached_icon_name.get(desktop_file);
else {
try {
var file = new KeyFile();
file.load_from_file(desktop_file, 0);
if (file.has_key(KeyFileDesktop.GROUP, KeyFileDesktop.KEY_ICON)) {
icon_name = file.get_locale_string(KeyFileDesktop.GROUP, KeyFileDesktop.KEY_ICON);
WindowListGroup.cached_icon_name.set(desktop_file, icon_name);
}
} catch (GLib.KeyFileError e) {
error("%s", e.message);
} catch (GLib.FileError e) {
error("%s", e.message);
}
}
}
}
#endif
if (icon_name == "") {
var application = window.get_application();
icon_name = application.get_icon_name().down();
}
return icon_name;
}
}
}
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