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/*
Copyright (C) 2013 André Stösel <andre@stoesel.de>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
See the file COPYING for the full license text.
*/
Gtk.IconTheme theme;
namespace DevPet {
enum TreeCells {
MESSAGE,
BACKTRACE,
STOCK,
COUNT
}
private class DataWindow : Gtk.Window {
public string message {get; construct; }
public string backtrace {get; construct; }
private void create_content () {
this.title = this.message;
this.set_default_size (500, 500);
Gtk.VBox vbox = new Gtk.VBox (false, 1);
this.add (vbox);
Gtk.TextBuffer message_buffer = new Gtk.TextBuffer (null);
message_buffer.set_text (this.message);
Gtk.TextView message_text_view = new Gtk.TextView.with_buffer (message_buffer);
message_text_view.editable = false;
Gtk.TextBuffer backtrace_buffer = new Gtk.TextBuffer (null);
backtrace_buffer.set_text (this.backtrace);
Gtk.TextView backtrace_text_view = new Gtk.TextView.with_buffer (backtrace_buffer);
backtrace_text_view.editable = false;
Gtk.ScrolledWindow message_scroll = new Gtk.ScrolledWindow (null, null);
message_scroll.set_policy (Gtk.PolicyType.AUTOMATIC, Gtk.PolicyType.AUTOMATIC);
message_scroll.add (message_text_view);
Gtk.ScrolledWindow backtrace_scroll = new Gtk.ScrolledWindow (null, null);
backtrace_scroll.set_policy (Gtk.PolicyType.AUTOMATIC, Gtk.PolicyType.AUTOMATIC);
backtrace_scroll.add (backtrace_text_view);
vbox.pack_start (message_scroll, false, false, 0);
vbox.pack_end (backtrace_scroll, true, true, 0);
this.show_all ();
}
internal DataWindow (string message, string backtrace) {
GLib.Object (type: Gtk.WindowType.TOPLEVEL,
window_position: Gtk.WindowPosition.CENTER,
message: message,
backtrace: backtrace);
this.create_content ();
}
}
private class LogWindow : Gtk.Window {
private Manager manager;
private void clear_list () {
this.manager.clear_list ();
this.destroy ();
}
#if HAVE_EXECINFO_H
private void row_activated (Gtk.TreePath path, Gtk.TreeViewColumn column) {
Gtk.TreeIter iter;
if (this.manager.list_store.get_iter (out iter, path)) {
string message;
string backtrace;
this.manager.list_store.get(iter,
TreeCells.MESSAGE, out message,
TreeCells.BACKTRACE, out backtrace, -1);
DataWindow data_window = new DataWindow (message, backtrace);
data_window.show ();
}
}
#endif
private void create_content () {
this.title = "Midori - DevPet";
this.set_default_size (500, 250);
this.destroy.connect (this.manager.log_window_closed);
Gtk.VBox vbox = new Gtk.VBox (false, 1);
this.add (vbox);
#if HAVE_EXECINFO_H
Gtk.Label label = new Gtk.Label (_("Double click for more information"));
vbox.pack_start (label, false, false, 0);
#endif
Gtk.ScrolledWindow scroll_windows = new Gtk.ScrolledWindow (null, null);
scroll_windows.set_policy (Gtk.PolicyType.NEVER , Gtk.PolicyType.AUTOMATIC);
scroll_windows.set_shadow_type (Gtk.ShadowType.ETCHED_IN);
Gtk.Button clear = new Gtk.Button.from_stock ("gtk-clear");
clear.clicked.connect (this.clear_list);
vbox.pack_start (scroll_windows, true, true, 0);
vbox.pack_start (clear, false, false, 0);
Gtk.TreeView treeview = new Gtk.TreeView.with_model (this.manager.list_store);
scroll_windows.add (treeview);
treeview.insert_column_with_attributes (
-1, "Type",
new Gtk.CellRendererPixbuf (), "stock-id", TreeCells.STOCK);
treeview.insert_column_with_attributes (
-1, "Message",
new Gtk.CellRendererText (), "text", TreeCells.MESSAGE);
#if HAVE_EXECINFO_H
treeview.row_activated.connect (this.row_activated);
#endif
this.show_all ();
}
internal LogWindow (Manager manager) {
GLib.Object (type: Gtk.WindowType.TOPLEVEL,
window_position: Gtk.WindowPosition.CENTER);
this.manager = manager;
this.create_content ();
}
}
private class Manager : Midori.Extension {
public Gtk.ListStore list_store;
private Gtk.StatusIcon? trayicon = null;
private LogWindow? log_window;
private GLib.LogFunc default_log_func;
private GLib.LogLevelFlags icon_flag = GLib.LogLevelFlags.LEVEL_DEBUG;
public void clear_list() {
this.icon_flag = GLib.LogLevelFlags.LEVEL_DEBUG;
if(this.trayicon != null)
this.trayicon.set_visible (false);
this.list_store.clear ();
}
public void log_window_closed () {
this.log_window = null;
}
private unowned string get_stock_from_log_level (GLib.LogLevelFlags flags) {
if ((flags & LogLevelFlags.LEVEL_CRITICAL) == flags || (flags & LogLevelFlags.LEVEL_ERROR) == flags) {
return Gtk.Stock.DIALOG_ERROR;
} else if ((flags & LogLevelFlags.LEVEL_WARNING) == flags) {
return Gtk.Stock.DIALOG_WARNING;
}
return Gtk.Stock.DIALOG_INFO;
}
private void ensure_trayicon() {
if(this.trayicon != null)
return;
this.trayicon = new Gtk.StatusIcon ();
this.trayicon.set_tooltip_text ("Midori - DevPet");
this.trayicon.activate.connect(this.show_error_log);
}
private void log_handler(string? domain, GLib.LogLevelFlags flags, string message) {
Gtk.TreeIter iter;
unowned string stock = this.get_stock_from_log_level (flags);
this.ensure_trayicon();
if (flags < this.icon_flag) {
this.icon_flag = flags;
this.trayicon.set_from_stock (stock);
}
#if HAVE_EXECINFO_H
string bt = "";
void* buffer[100];
int num = Linux.backtrace (buffer, 100);
/* Upstream bug: https://git.gnome.org/browse/vala/commit/?id=f402af94e8471c8314ee7a312260a776e4d6fbe2 */
unowned string[] symbols = Midori.Linux.backtrace_symbols (buffer, num);
if (symbols != null) {
/* we don't need the first three lines */
for (int i = 3; i < num; i++) {
bt += "\r\n%s".printf(symbols[i]);
}
}
#endif
this.list_store.append (out iter);
this.list_store.set (iter,
TreeCells.MESSAGE, message,
#if HAVE_EXECINFO_H
TreeCells.BACKTRACE, bt,
#endif
TreeCells.STOCK, stock);
this.trayicon.set_visible (true);
}
private void show_error_log () {
if (this.log_window == null) {
this.log_window = new LogWindow (this);
this.log_window.show ();
} else {
if (this.log_window.is_active) {
this.log_window.hide ();
} else {
this.log_window.present ();
}
}
}
private void activated (Midori.App app) {
this.default_log_func = GLib.Log.default_handler;
GLib.Log.set_default_handler (this.log_handler);
if (this.trayicon != null) {
int length = 0;
this.list_store.foreach((model, path, iter) => {
length++;
return false;
});
if (length > 0) {
this.trayicon.set_visible (true);
}
}
}
private void deactivated () {
if (this.trayicon != null)
this.trayicon.set_visible (false);
GLib.Log.set_default_handler (this.default_log_func);
}
internal Manager () {
GLib.Object (name: _("DevPet"),
description: _("This extension shows glib error messages in systray."),
version: "0.1",
authors: "André Stösel <andre@stoesel.de>");
this.list_store = new Gtk.ListStore (TreeCells.COUNT, typeof(string), typeof(string), typeof (string));
this.activate.connect (this.activated);
this.deactivate.connect (this.deactivated);
}
}
}
public Midori.Extension extension_init () {
theme = Gtk.IconTheme.get_default ();
return new DevPet.Manager ();
}
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