[gnome-shell-extensions] auto-move-windows: introduce configuration dialog

[Giovanni Campagna <gcampagna src gnome org>]

commit 468ed6cfe6831b8bd1c7c0baed62f13621342ce0
Author: Giovanni Campagna <gcampagna src gnome org>
Date:   Sat Feb 11 01:00:34 2012 +0100

    auto-move-windows: introduce configuration dialog
    
    Using the new configuration framework from gnome-shell, add
    a simple tree view to configure the automatic moving rules.

 extensions/auto-move-windows/Makefile.am |    2 +
 extensions/auto-move-windows/prefs.js    |  253 ++++++++++++++++++++++++++++++
 2 files changed, 255 insertions(+), 0 deletions(-)
---
diff --git a/extensions/auto-move-windows/Makefile.am b/extensions/auto-move-windows/Makefile.am
index 6908846..9fe652d 100644
--- a/extensions/auto-move-windows/Makefile.am
+++ b/extensions/auto-move-windows/Makefile.am
@@ -1,5 +1,7 @@
 EXTENSION_ID = auto-move-windows
 
+EXTRA_MODULES = prefs.js
+
 include ../../extension.mk
 include ../../settings.mk
 
diff --git a/extensions/auto-move-windows/prefs.js b/extensions/auto-move-windows/prefs.js
new file mode 100644
index 0000000..6f525f3
--- /dev/null
+++ b/extensions/auto-move-windows/prefs.js
@@ -0,0 +1,253 @@
+// -*- mode: js2; indent-tabs-mode: nil; js2-basic-offset: 4 -*-
+// Start apps on custom workspaces
+
+const GdkPixbuf = imports.gi.GdkPixbuf;
+const Gio = imports.gi.Gio;
+const GLib = imports.gi.GLib;
+const GObject = imports.gi.GObject;
+const GMenu = imports.gi.GMenu;
+const Gtk = imports.gi.Gtk;
+const Lang = imports.lang;
+const Mainloop = imports.mainloop;
+
+const Gettext = imports.gettext.domain('gnome-shell-extensions');
+const _ = Gettext.gettext;
+const N_ = function(e) { return e };
+
+const ExtensionUtils = imports.misc.extensionUtils;
+const Me = ExtensionUtils.getCurrentExtension();
+const Convenience = Me.imports.convenience;
+
+const SETTINGS_KEY = 'application-list';
+
+const WORKSPACE_MAX = 36; // compiled in limit of mutter
+
+const Columns = {
+    APPINFO: 0,
+    DISPLAY_NAME: 1,
+    ICON: 2,
+    WORKSPACE: 3,
+    ADJUSTMENT: 4
+};
+
+const Widget = new GObject.Class({
+    Name: 'AutoMoveWindows.Prefs.Widget',
+    GTypeName: 'AutoMoveWindowsPrefsWidget',
+    Extends: Gtk.Grid,
+
+    _init: function(params) {
+	this.parent(params);
+	this.set_orientation(Gtk.Orientation.VERTICAL);
+
+	this._settings = Convenience.getSettings();
+	this._settings.connect('changed', Lang.bind(this, this._refresh));
+	this._changedPermitted = false;
+
+	this._store = new Gtk.ListStore();
+	this._store.set_column_types([Gio.AppInfo, GObject.TYPE_STRING, Gio.Icon, GObject.TYPE_INT,
+                                      Gtk.Adjustment]);
+
+	this._treeView = new Gtk.TreeView({ model: this._store,
+                                            hexpand: true, vexpand: true });
+	this._treeView.get_selection().set_mode(Gtk.SelectionMode.SINGLE);
+
+	let appColumn = new Gtk.TreeViewColumn({ expand: true, sort_column_id: Columns.DISPLAY_NAME,
+						 title: _("Application") });
+	let iconRenderer = new Gtk.CellRendererPixbuf;
+	appColumn.pack_start(iconRenderer, false);
+	appColumn.add_attribute(iconRenderer, "gicon", Columns.ICON);
+	let nameRenderer = new Gtk.CellRendererText;
+	appColumn.pack_start(nameRenderer, true);
+	appColumn.add_attribute(nameRenderer, "text", Columns.DISPLAY_NAME);
+	this._treeView.append_column(appColumn);
+
+	let workspaceColumn = new Gtk.TreeViewColumn({ title: _("Workspace"),
+                                                       sort_column_id: Columns.WORKSPACE });
+	let workspaceRenderer = new Gtk.CellRendererSpin({ editable: true });
+	workspaceRenderer.connect('edited', Lang.bind(this, this._workspaceEdited));
+	workspaceColumn.pack_start(workspaceRenderer, true);
+	workspaceColumn.add_attribute(workspaceRenderer, "adjustment", Columns.ADJUSTMENT);
+        workspaceColumn.add_attribute(workspaceRenderer, "text", Columns.WORKSPACE);
+	this._treeView.append_column(workspaceColumn);
+
+	this.add(this._treeView);
+
+	let toolbar = new Gtk.Toolbar();
+	toolbar.get_style_context().add_class(Gtk.STYLE_CLASS_INLINE_TOOLBAR);
+	this.add(toolbar);
+
+	let newButton = new Gtk.ToolButton({ stock_id: Gtk.STOCK_NEW,
+                                             label: _("Add rule"),
+					     is_important: true });
+	newButton.connect('clicked', Lang.bind(this, this._createNew));
+	toolbar.add(newButton);
+
+	let delButton = new Gtk.ToolButton({ stock_id: Gtk.STOCK_DELETE });
+	delButton.connect('clicked', Lang.bind(this, this._deleteSelected));
+	toolbar.add(delButton);
+
+	this._changedPermitted = true;
+	this._refresh();
+    },
+
+    _createNew: function() {
+	let dialog = new Gtk.Dialog({ title: _("Create new matching rule"),
+				      transient_for: this.get_toplevel(),
+				      modal: true });
+	dialog.add_button(Gtk.STOCK_CANCEL, Gtk.ResponseType.CANCEL);
+	dialog.add_button(_("Add"), Gtk.ResponseType.OK);
+        dialog.set_default_response(Gtk.ResponseType.OK);
+
+	let grid = new Gtk.Grid({ column_spacing: 10,
+                                  row_spacing: 15,
+                                  margin: 10 });
+	dialog._appChooser = new Gtk.AppChooserWidget({ show_all: true });
+	grid.attach(dialog._appChooser, 0, 0, 2, 1);
+	grid.attach(new Gtk.Label({ label: _("Workspace") }),
+		    0, 1, 1, 1);
+	let adjustment = new Gtk.Adjustment({ lower: 1,
+					      upper: WORKSPACE_MAX,
+					      step_increment: 1
+                                            });
+	dialog._spin = new Gtk.SpinButton({ adjustment: adjustment,
+					    snap_to_ticks: true });
+        dialog._spin.set_value(1);
+	grid.attach(dialog._spin, 1, 1, 1, 1);
+	dialog.get_content_area().add(grid);
+
+	dialog.connect('response', Lang.bind(this, function(dialog, id) {
+	    if (id != Gtk.ResponseType.OK) {
+                dialog.destroy();
+		return;
+            }
+
+	    let appInfo = dialog._appChooser.get_app_info();
+	    if (!appInfo)
+		return;
+	    let index = Math.floor(dialog._spin.value);
+	    if (isNaN(index) || index < 0)
+		index = 1;
+
+	    this._changedPermitted = false;
+	    if (!this._appendItem(appInfo.get_id(), index)) {
+                this._changedPermitted = true;
+                return;
+            }
+	    let iter = this._store.append();
+	    let adj = new Gtk.Adjustment({ lower: 1,
+					   upper: WORKSPACE_MAX,
+					   step_increment: 1,
+                                           value: index });
+	    this._store.set(iter,
+			    [Columns.APPINFO, Columns.ICON, Columns.DISPLAY_NAME, Columns.WORKSPACE, Columns.ADJUSTMENT],
+			    [appInfo, appInfo.get_icon(), appInfo.get_display_name(), index, adj]);
+	    this._changedPermitted = true;
+
+            dialog.destroy();
+	}));
+	dialog.show_all();
+    },
+
+    _deleteSelected: function() {
+	let [any, model, iter] = this._treeView.get_selection().get_selected();
+
+	if (any) {
+	    let appInfo = this._store.get_value(iter, Columns.APPINFO);
+
+	    this._changedPermitted = false;
+	    this._removeItem(appInfo.get_id());
+	    this._store.remove(iter);
+	    this._changedPermitted = true;
+	}
+    },
+
+    _workspaceEdited: function(renderer, pathString, text) {
+	let index = parseInt(text);
+	if (isNaN(index) || index < 0)
+	    index = 1;
+        let path = Gtk.TreePath.new_from_string(pathString);
+	let [model, iter] = this._store.get_iter(path);
+	let appInfo = this._store.get_value(iter, Columns.APPINFO);
+
+	this._changedPermitted = false;
+	this._changeItem(appInfo.get_id(), index);
+	this._store.set_value(iter, Columns.WORKSPACE, index);
+	this._changedPermitted = true;
+    },
+
+    _refresh: function() {
+	if (!this._changedPermitted)
+	    // Ignore this notification, model is being modified outside
+	    return;
+
+	this._store.clear();
+
+	let currentItems = this._settings.get_strv(SETTINGS_KEY);
+	for (let i = 0; i < currentItems.length; i++) {
+	    let [id, index] = currentItems[i].split(':');
+	    let appInfo = Gio.DesktopAppInfo.new(id);
+
+	    let iter = this._store.append();
+	    let adj = new Gtk.Adjustment({ lower: 1,
+					   upper: WORKSPACE_MAX,
+					   step_increment: 1,
+                                           value: index });
+	    this._store.set(iter,
+			    [Columns.APPINFO, Columns.ICON, Columns.DISPLAY_NAME, Columns.WORKSPACE, Columns.ADJUSTMENT],
+			    [appInfo, appInfo.get_icon(), appInfo.get_display_name(), parseInt(index), adj]);
+	}
+    },
+
+    _appendItem: function(id, workspace) {
+	let currentItems = this._settings.get_strv(SETTINGS_KEY);
+	let alreadyHave = currentItems.map(function(el) {
+	    return el.split(':')[0];
+	}).indexOf(id) != -1;
+
+	if (alreadyHave) {
+            printerr("Already have an item for this id");
+	    return false;
+        }
+
+	currentItems.push(id + ':' + workspace);
+	this._settings.set_strv(SETTINGS_KEY, currentItems);
+        return true;
+    },
+
+    _removeItem: function(id) {
+	let currentItems = this._settings.get_strv(SETTINGS_KEY);
+	let index = currentItems.map(function(el) {
+	    return el.split(':')[0];
+	}).indexOf(id);
+
+	if (index < 0)
+	    return;
+	currentItems.splice(index, 1);
+	this._settings.set_strv(SETTINGS_KEY, currentItems);
+    },
+
+    _changeItem: function(id, workspace) {
+	let currentItems = this._settings.get_strv(SETTINGS_KEY);
+	let index = currentItems.map(function(el) {
+	    return el.split(':')[0];
+	}).indexOf(id);
+
+	if (index < 0)
+	    currentItems.push(id + ':' + workspace);
+	else
+	    currentItems[index] = id + ':' + workspace;
+	this._settings.set_strv(SETTINGS_KEY, currentItems);
+    }
+});
+
+
+function init() {
+    Convenience.initTranslations();
+}
+
+function buildPrefsWidget() {
+    let widget = new Widget();
+    widget.show_all();
+
+    return widget;
+}