spek/src/spek-window.vala
Alexander Kojevnikov 045253bd70 Untabify
2011-07-16 15:59:13 +08:00

343 lines
12 KiB
Vala

/* spek-window.vala
*
* Copyright (C) 2010-2011 Alexander Kojevnikov <alexander@kojevnikov.com>
*
* Spek 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.
*
* Spek 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 copy of the GNU General Public License
* along with Spek. If not, see <http://www.gnu.org/licenses/>.
*/
using Gdk;
using Gtk;
namespace Spek {
public class Window : Gtk.Window {
private UIManager ui;
private MessageBar message_bar;
private Spectrogram spectrogram;
private string description;
private string cur_dir;
private FileFilter filter_all;
private FileFilter filter_audio;
private FileFilter filter_png;
private const ActionEntry[] ACTION_ENTRIES = {
{ "File", null, N_("_File") },
{ "FileOpen", Stock.OPEN, null, null, null, on_file_open },
{ "FileSave", Stock.SAVE, null, null, null, on_file_save },
{ "FileQuit", Stock.QUIT, null, null, null, on_file_quit },
{ "Edit", null, N_("_Edit") },
{ "EditPreferences", Stock.PREFERENCES, null, "<Ctrl>E", null, on_edit_preferences },
{ "Help", null, N_("_Help") },
{ "HelpAbout", Stock.ABOUT, null, "F1", null, on_help_about }
};
private const string UI = """
<ui>
<menubar name='MenuBar'>
<menu action='File'>
<menuitem action='FileOpen'/>
<menuitem action='FileSave'/>
<separator/>
<menuitem action='FileQuit'/>
</menu>
<menu action='Edit'>
<menuitem action='EditPreferences'/>
</menu>
<menu action='Help'>
<menuitem action='HelpAbout'/>
</menu>
</menubar>
<toolbar name='ToolBar'>
<toolitem action='FileOpen'/>
<toolitem action='FileSave'/>
<separator expand='true'/>
<toolitem action='HelpAbout'/>
</toolbar>
</ui>
""";
private const Gtk.TargetEntry[] DEST_TARGET_ENTRIES = {
{ "text/uri-list", 0, 0 }
};
public Window (string? file_name) {
description = title = _("Spek - Acoustic Spectrum Analyser");
set_default_icon_name ("spek");
set_default_size (640, 480);
destroy.connect (Gtk.main_quit);
var actions = new Gtk.ActionGroup ("Actions");
actions.set_translation_domain (Config.GETTEXT_PACKAGE);
actions.add_actions (ACTION_ENTRIES, this);
ui = new UIManager ();
ui.insert_action_group (actions, 0);
add_accel_group (ui.get_accel_group ());
try {
ui.add_ui_from_string (UI, -1);
} catch (Error e) {
warning ("Could not load the UI: %s\n", e.message);
}
var menubar = ui.get_widget ("/MenuBar");
var toolbar = (Toolbar) ui.get_widget ("/ToolBar");
toolbar.set_style (ToolbarStyle.BOTH_HORIZ);
((ToolItem) ui.get_widget ("/ToolBar/FileOpen")).is_important = true;
((ToolItem) ui.get_widget ("/ToolBar/FileSave")).is_important = true;
((ToolItem) ui.get_widget ("/ToolBar/HelpAbout")).is_important = true;
message_bar = new MessageBar (_("A new version of Spek is available on <a href=\"http://www.spek-project.org\">www.spek-project.org</a>"));
spectrogram = new Spectrogram ();
cur_dir = Environment.get_home_dir ();
filter_all = new FileFilter ();
filter_all.set_name (_("All files"));
filter_all.add_pattern ("*");
filter_png = new FileFilter ();
filter_png.set_name (_("PNG images"));
filter_png.add_pattern ("*.png");
filter_audio = new FileFilter ();
filter_audio.set_name (_("Audio files"));
foreach (var ext in audio_extensions) {
filter_audio.add_pattern (ext);
}
var vbox = new VBox (false, 0);
vbox.pack_start (menubar, false, true, 0);
vbox.pack_start (toolbar, false, true, 0);
vbox.pack_start (message_bar, false, true, 0);
vbox.pack_start (spectrogram, true, true, 0);
add (vbox);
menubar.show_all ();
toolbar.show_all ();
spectrogram.show_all ();
vbox.show ();
Platform.fix_ui (ui);
show ();
// Set up Drag and Drop
drag_dest_set (this, DestDefaults.ALL, DEST_TARGET_ENTRIES, DragAction.COPY);
drag_data_received.connect (on_dropped);
if (file_name != null) {
open_file (file_name);
}
try {
Thread.create<void*> (check_version, false);
} catch (ThreadError e) {
}
}
void on_dropped (DragContext cx, int x, int y, SelectionData data, uint info, uint time) {
if (data.get_length () > 0 && data.get_format () == 8) {
string[] files = data.get_uris ();
if (files.length > 0) {
try {
open_file (Filename.from_uri (files[0]));
drag_finish (cx, true, false, time);
return;
} catch (ConvertError e) {}
}
}
drag_finish (cx, false, false, time);
}
private void open_file (string file_name) {
cur_dir = Path.get_dirname (file_name);
spectrogram.open (file_name);
// TRANSLATORS: window title, %s is replaced with the file name
title = _("Spek - %s").printf (Path.get_basename (file_name));
}
private void on_file_open () {
var chooser = new FileChooserDialog (
_("Open File"), this, FileChooserAction.OPEN,
Stock.CANCEL, ResponseType.CANCEL,
Stock.OPEN, ResponseType.ACCEPT, null);
chooser.set_default_response (ResponseType.ACCEPT);
chooser.select_multiple = false;
chooser.set_current_folder (cur_dir);
chooser.add_filter (filter_all);
chooser.add_filter (filter_audio);
chooser.set_filter (filter_audio);
if (chooser.run () == ResponseType.ACCEPT) {
open_file (chooser.get_filename ());
}
chooser.destroy ();
}
private void on_file_save () {
var chooser = new FileChooserDialog (
_("Save Spectrogram"), this, FileChooserAction.SAVE,
Stock.CANCEL, ResponseType.CANCEL,
Stock.SAVE, ResponseType.ACCEPT, null);
chooser.set_default_response (ResponseType.ACCEPT);
chooser.set_current_folder (cur_dir);
// Suggested name is <file_name>.png
var file_name = Path.get_basename (spectrogram.file_name ?? _("Untitled"));
file_name += ".png";
chooser.set_current_name (file_name);
chooser.add_filter (filter_png);
chooser.set_filter (filter_png);
if (chooser.run () == ResponseType.ACCEPT) {
file_name = chooser.get_filename ();
cur_dir = Path.get_dirname (file_name);
spectrogram.save (file_name);
}
chooser.destroy ();
}
private void on_file_quit () {
destroy ();
}
private void on_edit_preferences () {
var dlg = new PreferencesDialog ();
dlg.transient_for = this;
dlg.run ();
}
private void on_help_about () {
string[] authors = {
"Primary Development:",
"\tAlexander Kojevnikov (maintainer)",
"",
"Contributors:",
"\tFabian Deutsch",
"\tJonathan Gonzalez V",
"\tStefan Kost",
"\tThibault North"
};
string[] artists = {
"Olga Vasylevska"
};
string license = "Copyright (C) 2010-2011 Alexander Kojevnikov";
license += "\n\n";
license += "Spek is free software: you can redistribute it and/or modify ";
license += "it under the terms of the GNU General Public License as published by ";
license += "the Free Software Foundation, either version 3 of the License, or ";
license += "(at your option) any later version.";
license += "\n\n";
license += "Spek is distributed in the hope that it will be useful, ";
license += "but WITHOUT ANY WARRANTY; without even the implied warranty of ";
license += "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the ";
license += "GNU General Public License for more details.";
license += "\n\n";
license += "You should have received a copy of the GNU General Public License ";
license += "along with Spek. If not, see http://www.gnu.org/licenses/";
var dlg = new AboutDialog ();
dlg.program_name = "Spek";
dlg.version = Config.PACKAGE_VERSION;
dlg.copyright = _("Copyright \xc2\xa9 2010-2011 Alexander Kojevnikov");
dlg.comments = description;
dlg.set ("authors", authors);
// dlg.set ("documenters", documenters);
dlg.set ("artists", artists);
dlg.website_label = _("Spek Website");
dlg.website = "http://www.spek-project.org/";
dlg.license = license;
dlg.wrap_license = true;
try {
dlg.logo = IconTheme.get_default ().load_icon ("spek", 128, IconLookupFlags.FORCE_SVG);
} catch (Error e) {
dlg.logo_icon_name = "spek";
}
dlg.translator_credits = _("translator-credits");
dlg.set_transient_for (this);
dlg.destroy_with_parent = true;
dlg.response.connect (id => dlg.destroy ());
dlg.set_url_hook (url_hook);
dlg.modal = true;
dlg.present ();
}
private void url_hook (AboutDialog about, string link) {
Platform.show_uri (link);
}
// TODO: s/audio/media/
private string[] audio_extensions = {
"*.3gp",
"*.aac",
"*.aif",
"*.aifc",
"*.aiff",
"*.amr",
"*.awb",
"*.ape",
"*.au",
"*.dts",
"*.flac",
"*.gsm",
"*.m4a",
"*.m4p",
"*.mp3",
"*.mp4",
"*.mp+",
"*.mpc",
"*.mpp",
"*.oga",
"*.ogg",
"*.ra",
"*.ram",
"*.snd",
"*.wav",
"*.wma",
"*.wv"
};
private void * check_version () {
// Does the user want to check for updates?
var prefs = Preferences.instance;
var check = prefs.check_update;
if (!check) {
return null;
}
// When was the last update?
var time_val = TimeVal ();
time_val.get_current_time ();
Date today = Date ();
today.set_time_val (time_val);
int day = prefs.last_update;
int diff = (int) today.get_julian () - day;
if (diff < 7) {
return null;
}
// Get the version number.
var version = Platform.read_line ("http://www.spek-project.org/version");
if (version == null) {
return null;
}
if (version != null && version > Config.PACKAGE_VERSION) {
Idle.add (() => { message_bar.show_all (); return false; });
}
// Update the preferences.
prefs.check_update = check;
prefs.last_update = (int) today.get_julian ();
prefs.save ();
return null;
}
}
}