some display fixes and improve generate mirror list

src/daemon.vala

@@ -230,57 +230,28 @@ namespace Pamac {
 			});
 		}
 
-		private bool process_line (IOChannel channel, IOCondition condition, string stream_name) {
+		private void generate_mirrors_list () {
-			if (condition == IOCondition.HUP) {
-				return false;
-			}
 			try {
-				string line;
+				var process = new Subprocess.newv (
-				channel.read_line (out line, null, null);
+					{"pacman-mirrors", "-g"},
+					SubprocessFlags.STDOUT_PIPE | SubprocessFlags.STDERR_MERGE);
+				var dis = new DataInputStream (process.get_stdout_pipe ());
+				string? line;
+				while ((line = dis.read_line ()) != null) {
 					generate_mirrors_list_data (line);
-			} catch (IOChannelError e) {
-				stderr.printf ("%s: IOChannelError: %s\n", stream_name, e.message);
-				return false;
-			} catch (ConvertError e) {
-				stderr.printf ("%s: ConvertError: %s\n", stream_name, e.message);
-				return false;
 				}
-			return true;
+				generate_mirrors_list_finished ();
+			} catch (Error e) {
+				generate_mirrors_list_finished ();
+				stderr.printf ("Error: %s\n", e.message);
+			}
 		}
 
 		public void start_generate_mirrors_list () {
-			int standard_output;
-			int standard_error;
-			Pid child_pid;
 			try {
-				Process.spawn_async_with_pipes (null,
+				thread_pool.add (new AlpmAction (generate_mirrors_list));
-					{"pacman-mirrors", "-g"},
+			} catch (ThreadError e) {
-					null,
+				stderr.printf ("Thread Error %s\n", e.message);
-					SpawnFlags.SEARCH_PATH | SpawnFlags.DO_NOT_REAP_CHILD,
-					null,
-					out child_pid,
-					null,
-					out standard_output,
-					out standard_error);
-				// stdout
-				IOChannel output = new IOChannel.unix_new (standard_output);
-				output.add_watch (IOCondition.IN | IOCondition.HUP, (channel, condition) => {
-					return process_line (channel, condition, "stdout");
-				});
-				// stderr
-				IOChannel error = new IOChannel.unix_new (standard_error);
-				error.add_watch (IOCondition.IN | IOCondition.HUP, (channel, condition) => {
-					return process_line (channel, condition, "stderr");
-				});
-				ChildWatch.add (child_pid, (pid, status) => {
-					// Triggered when the child indicated by child_pid exits
-					Process.close_pid (pid);
-					refresh_handle ();
-					generate_mirrors_list_finished ();
-				});
-			} catch (SpawnError e) {
-				generate_mirrors_list_finished ();
-				stdout.printf ("SpawnError: %s\n", e.message);
 			}
 		}
 

src/manager_window.vala

@@ -37,13 +37,13 @@ namespace Pamac {
 	[GtkTemplate (ui = "/org/manjaro/pamac/manager/manager_window.ui")]
 	class ManagerWindow : Gtk.ApplicationWindow {
 		// icons
-		public Gdk.Pixbuf? installed_icon;
+		Gdk.Pixbuf? installed_icon;
-		public Gdk.Pixbuf? uninstalled_icon;
+		Gdk.Pixbuf? uninstalled_icon;
-		public Gdk.Pixbuf? to_install_icon;
+		Gdk.Pixbuf? to_install_icon;
-		public Gdk.Pixbuf? to_reinstall_icon;
+		Gdk.Pixbuf? to_reinstall_icon;
-		public Gdk.Pixbuf? to_remove_icon;
+		Gdk.Pixbuf? to_remove_icon;
-		public Gdk.Pixbuf? installed_locked_icon;
+		Gdk.Pixbuf? installed_locked_icon;
-		public Gdk.Pixbuf? available_locked_icon;
+		Gdk.Pixbuf? available_locked_icon;
 
 		// manager objects
 		[GtkChild]
@@ -139,7 +139,8 @@ namespace Pamac {
 
 		bool refreshing;
 		bool important_details;
-		public bool transaction_running;
+		bool transaction_running;
+		bool generate_mirrors_list;
 
 		uint search_entry_timeout_id;
 
@@ -148,10 +149,11 @@ namespace Pamac {
 
 			support_aur (false, false);
 			button_back.visible = false;
-			transaction_infobox.visible = false;;
+			transaction_infobox.visible = false;
 			refreshing = false;
 			important_details = false;
 			transaction_running = false;
+			generate_mirrors_list = false;
 
 			Timeout.add (100, populate_window);
 		}
@@ -198,7 +200,7 @@ namespace Pamac {
 			packages_treeview.set_model (packages_list);
 			// add custom cellrenderer to packages_treeview and aur_treewiew
 			var packages_state_renderer = new ActivableCellRendererPixbuf ();
-			packages_state_column.pack_start (packages_state_renderer, true);
+			packages_state_column.pack_start (packages_state_renderer, false);
 			packages_state_column.set_cell_data_func (packages_state_renderer, (celllayout, cellrenderer, treemodel, treeiter) => {
 				Gdk.Pixbuf pixbuf;
 				uint origin;
@@ -239,7 +241,7 @@ namespace Pamac {
 			aur_treeview.set_model (aur_list);
 			// add custom cellrenderer to aur_treewiew
 			var aur_state_renderer = new ActivableCellRendererPixbuf ();
-			aur_state_column.pack_start (aur_state_renderer, true);
+			aur_state_column.pack_start (aur_state_renderer, false);
 			aur_state_column.set_cell_data_func (aur_state_renderer, (celllayout, cellrenderer, treemodel, treeiter) => {
 				Gdk.Pixbuf pixbuf;
 				uint origin;
@@ -285,6 +287,7 @@ namespace Pamac {
 			transaction.finished.connect (on_transaction_finished);
 			transaction.write_pamac_config_finished.connect (on_write_pamac_config_finished);
 			transaction.set_pkgreason_finished.connect (on_set_pkgreason_finished);
+			transaction.generate_mirrors_list.connect (on_generate_mirrors_list);
 
 			// integrate progress box and term widget
 			main_stack.add_named (transaction.term_grid, "term");
@@ -338,11 +341,15 @@ namespace Pamac {
 		}
 
 		void set_pendings_operations () {
-			if (!transaction_running) {
+			if (!transaction_running && !generate_mirrors_list) {
 				uint total_pending = transaction.to_install.length + transaction.to_remove.length + transaction.to_build.length;
 				if (total_pending == 0) {
 					transaction.progress_box.action_label.label = "";
-					transaction_infobox.visible = important_details;
+					if (important_details) {
+						transaction_infobox.show_all ();
+					} else {
+						transaction_infobox.visible = false;
+					}
 				} else {
 					string info = dngettext (null, "%u pending operation", "%u pending operations", total_pending).printf (total_pending);
 					transaction.progress_box.action_label.label = info;
@@ -1574,7 +1581,7 @@ namespace Pamac {
 			refreshing = true;
 			transaction.start_refresh (false);
 			apply_button.sensitive = false;
-			transaction_infobox.visible = true;
+			transaction_infobox.show_all ();
 		}
 
 		void on_start_transaction () {
@@ -1591,6 +1598,12 @@ namespace Pamac {
 			}
 		}
 
+		void on_generate_mirrors_list () {
+			generate_mirrors_list = true;
+			apply_button.sensitive = false;
+			transaction_infobox.show_all ();
+		}
+
 		void on_transaction_finished (bool success) {
 			refresh_packages_list ();
 			if (main_stack.visible_child_name == "details") {
@@ -1607,6 +1620,7 @@ namespace Pamac {
 				refreshing = false;
 			} else {
 				transaction_running = false;
+				generate_mirrors_list = false;
 				cancel_button.sensitive = true;
 				apply_button.sensitive = true;
 			}

src/transaction.vala

@@ -165,6 +165,7 @@ namespace Pamac {
 														bool no_confirm_build);
 		public signal void write_alpm_config_finished (bool checkspace);
 		public signal void write_mirrors_config_finished (string choosen_country, string choosen_generation_method);
+		public signal void generate_mirrors_list ();
 
 		public Transaction (Gtk.ApplicationWindow? application_window) {
 			pamac_config = new Pamac.Config ("/etc/pamac.conf");
@@ -341,6 +342,7 @@ namespace Pamac {
 			reset_progress_box (action);
 			pulse_timeout_id = Timeout.add (500, (GLib.SourceFunc) progress_box.progressbar.pulse);
 			important_details_outpout (false);
+			generate_mirrors_list ();
 			try {
 				daemon.start_generate_mirrors_list ();
 			} catch (IOError e) {
@@ -1115,7 +1117,7 @@ namespace Pamac {
 					detailed_action = dgettext (null, "Generation failed") + "...";
 					break;
 				case 24: //Alpm.Event.Type.SCRIPTLET_INFO
-					action = dgettext (null, "Configuring %s").printf (previous_filename) + "...";
+					progress_box.action_label.label = dgettext (null, "Configuring %s").printf (previous_filename) + "...";
 					detailed_action = details[0].replace ("\n", "");
 					important_details_outpout (false);
 					break;
@@ -1280,8 +1282,7 @@ namespace Pamac {
 					timer.start ();
 					if (filename.has_suffix (".db")) {
 						string action = dgettext (null, "Refreshing %s").printf (filename.replace (".db", "")) + "...";
-						progress_box.action_label.label = action;
+						reset_progress_box (action);
-						spawn_in_term ({"echo", action});
 					}
 				} else if (xfered == total) {
 					timer.stop ();
@@ -1587,7 +1588,7 @@ namespace Pamac {
 		}
 
 		void on_generate_mirrors_list_data (string line) {
-			spawn_in_term ({"echo", "-n", line});
+			spawn_in_term ({"echo", line});
 		}
 
 		void on_generate_mirrors_list_finished () {

src/updater_window.vala

@@ -58,7 +58,8 @@ namespace Pamac {
 
 		public Pamac.Transaction transaction;
 
-		public bool transaction_running;
+		bool transaction_running;
+		bool generate_mirrors_list;
 		bool important_details;
 		string previous_visible_child_name;
 
@@ -72,6 +73,7 @@ namespace Pamac {
 			aur_scrolledwindow.visible = false;
 			transaction_running = false;
 			important_details = false;
+			generate_mirrors_list = false;
 
 			Timeout.add (100, populate_window);
 		}
@@ -90,6 +92,7 @@ namespace Pamac {
 			transaction.important_details_outpout.connect (on_important_details_outpout);
 			transaction.finished.connect (populate_updates_list);
 			transaction.get_updates_finished.connect (on_get_updates_finished);
+			transaction.generate_mirrors_list.connect (on_generate_mirrors_list);
 
 			// integrate progress box and term widget
 			stack.add_named (transaction.term_grid, "term");
@@ -103,6 +106,7 @@ namespace Pamac {
 		}
 
 		void set_transaction_infobox_visible () {
+			if (!generate_mirrors_list) {
 				bool visible = false;
 				uint64 total_dsize = 0;
 				repos_updates_list.foreach ((model, path, iter) => {
@@ -123,7 +127,6 @@ namespace Pamac {
 						return visible;
 					});
 				}
-			transaction_infobox.visible = visible;
 				if (visible) {
 					if (total_dsize != 0) {
 						transaction.progress_box.action_label.set_markup("<b>%s: %s</b>".printf (dgettext (null, "Total download size"), format_size (total_dsize)));
@@ -132,6 +135,9 @@ namespace Pamac {
 					}
 					// fix an possible visibility issue
 					transaction_infobox.show_all ();
+				} else {
+					transaction_infobox.visible = false;
+				}
 			}
 		}
 
@@ -197,7 +203,9 @@ namespace Pamac {
 		[GtkCallback]
 		void on_preferences_button_clicked () {
 			transaction.run_preferences_dialog.begin (() => {
+				if (!generate_mirrors_list) {
 					populate_updates_list ();
+				}
 			});
 		}
 
@@ -213,7 +221,7 @@ namespace Pamac {
 		[GtkCallback]
 		void on_refresh_button_clicked () {
 			this.get_window ().set_cursor (new Gdk.Cursor.for_display (Gdk.Display.get_default (), Gdk.CursorType.WATCH));
-			transaction_infobox.visible = true;
+			transaction_infobox.show_all ();
 			apply_button.sensitive = false;
 			details_button.sensitive = true;
 			cancel_button.sensitive = true;
@@ -255,12 +263,20 @@ namespace Pamac {
 				button_back.visible = false;
 			} else if (stack.visible_child_name != "term") {
 				important_details = true;
+				details_button.sensitive = true;
 				details_button.get_style_context ().add_class (Gtk.STYLE_CLASS_SUGGESTED_ACTION);
 			}
 		}
 
+		void on_generate_mirrors_list () {
+			generate_mirrors_list = true;
+			apply_button.sensitive = false;
+			transaction_infobox.show_all ();
+		}
+
 		void populate_updates_list () {
 			transaction_running = false;
+			generate_mirrors_list = false;
 			apply_button.sensitive = true;
 			apply_button.grab_default ();
 			details_button.sensitive = false;