124 lines
3.6 KiB
Rust
124 lines
3.6 KiB
Rust
//! Global GUI state.
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use app_state::*;
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use audio::*;
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use gtk::DialogExt;
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use gtk::MessageDialogExt;
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use gtk::WidgetExt;
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use gtk::WindowExt;
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use gtk;
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use gtk_sys::GTK_RESPONSE_YES;
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use prefs::*;
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use std::cell::RefCell;
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use std::rc::Rc;
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use support_audio::*;
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use ui_popup_menu::*;
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use ui_popup_window::*;
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use ui_prefs_dialog::*;
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use ui_tray_icon::*;
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#[cfg(feature = "notify")]
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use notif::*;
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/// The GUI struct mostly describing the main widgets (mostly wrapped)
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/// the user interacts with.
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pub struct Gui {
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_cant_construct: (),
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/// The tray icon.
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pub tray_icon: TrayIcon,
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/// The popup window.
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pub popup_window: PopupWindow,
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/// The popup menu.
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pub popup_menu: PopupMenu,
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/* prefs_dialog is dynamically created and destroyed */
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/// The preferences dialog.
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pub prefs_dialog: RefCell<Option<PrefsDialog>>,
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}
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impl Gui {
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/// Constructor. The prefs dialog is initialized as `None`.
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pub fn new(builder_popup_window: gtk::Builder,
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builder_popup_menu: gtk::Builder,
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prefs: &Prefs)
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-> Gui {
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return Gui {
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_cant_construct: (),
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tray_icon: TrayIcon::new(prefs).unwrap(),
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popup_window: PopupWindow::new(builder_popup_window),
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popup_menu: PopupMenu::new(builder_popup_menu),
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prefs_dialog: RefCell::new(None),
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};
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}
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}
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/// Initialize the GUI system.
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pub fn init<T>(appstate: Rc<AppS<T>>)
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where T: AudioFrontend + 'static
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{
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{
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/* "global" audio signal handler */
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let apps = appstate.clone();
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appstate.audio.connect_handler(
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Box::new(move |s, u| match (s, u) {
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(AudioSignal::CardDisconnected, _) => {
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try_w!(audio_reload(apps.audio.as_ref(),
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&apps.prefs.borrow(),
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AudioUser::Unknown));
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},
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(AudioSignal::CardError, _) => {
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if run_audio_error_dialog(&apps.gui.popup_menu.menu_window) == (GTK_RESPONSE_YES as i32) {
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try_w!(audio_reload(apps.audio.as_ref(),
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&apps.prefs.borrow(),
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AudioUser::Unknown));
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}
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},
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_ => (),
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}
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));
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}
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init_tray_icon(appstate.clone());
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init_popup_window(appstate.clone());
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init_popup_menu(appstate.clone());
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init_prefs_callback(appstate.clone());
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#[cfg(feature = "notify")]
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init_notify(appstate.clone());
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}
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/// Used to run a dialog when an audio error occured, suggesting the user
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/// may reload the audio system either manually or by confirming the dialog
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/// via the confirmation button.
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///
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/// # Returns
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///
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/// `GTK_RESPONSE_YES` if the user wants to reload the audio system,
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/// `GTK_RESPONSE_NO` otherwise.
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fn run_audio_error_dialog(parent: >k::Window) -> i32 {
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error!("Connection with audio failed, you probably need to restart pnmixer.");
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let dialog = gtk::MessageDialog::new(Some(parent),
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gtk::DIALOG_DESTROY_WITH_PARENT,
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gtk::MessageType::Error,
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gtk::ButtonsType::YesNo,
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"Warning: Connection to sound system failed.");
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dialog.set_property_secondary_text(Some("Do you want to re-initialize the audio connection ?
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If you do not, you will either need to restart PNMixer
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or select the 'Reload Audio' option in the right-click
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menu in order for PNMixer to function."));
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dialog.set_title("PNMixer-rs Error");
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let resp = dialog.run();
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dialog.destroy();
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return resp;
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}
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