Update

src/main.rs

@@ -38,6 +38,7 @@ mod ui_popup_menu;
 mod ui_popup_window;
 mod ui_prefs_dialog;
 mod ui_tray_icon;
+mod prefs;
 mod support_ui;
 mod support_alsa;
 

src/prefs.rs

@@ -0,0 +1,100 @@
+use errors::*;
+use std::path::Path;
+use glib;
+use glib::KeyFile;
+
+
+
+const DEFAULT_PREFS: &str = "[PNMixer]\n
+AlsaCard=(default)\n
+AlsaChannel=Master\n
+DrawVolMeter=True\n
+VolMeterOffset=10\n
+VolMeterColor=245;121;0;\n
+SystemTheme=true\n
+VolControlCommand=xfce4-mixer\n
+VolControlStep=5\n
+MiddleClickAction=0\n
+CustomCommand=\n
+EnableNotifications=true\n
+NotificationTimeout=1500\n
+MouseNotifications=true\n
+PopupNotifcations=true\n
+ExternalNotifications=true\n";
+
+
+const VOL_CONTROL_COMMANDS: [&str; 3] = [
+    "gnome-alsamixer",
+    "xfce4-mixer",
+    "alsamixergui"
+];
+
+
+
+pub enum MiddleClickAction {
+    ToggleMute,
+    ShowPreferences,
+    VolumeControl,
+    CustomCommand(String),
+}
+
+
+struct Prefs {
+    key_file: glib::KeyFile,
+
+    /* device prefs */
+    pub card: String,
+    pub channel: String,
+    // TODO: normalize volume?
+
+    /* view prefs */
+    pub draw_vol_meter: bool,
+    pub vol_meter_offset: i64,
+    pub vol_meter_color: (u8, u8, u8),
+    pub system_theme: bool,
+    // TODO: Display text folume/text volume pos?
+
+    /* behavior */
+    pub vol_control_cmd: String,
+    pub vol_scroll_step: f64,
+    pub middle_click_action: MiddleClickAction,
+    // TODO: fine scroll step?
+
+    // TODO: HotKeys?
+
+    /* notifications */
+    pub enable_notifications: bool,
+    pub notifcation_timeout: i64,
+    pub notify_mouse_scroll: bool,
+    pub notify_popup: bool,
+    pub notify_external: bool,
+    // TODO: notify_hotkeys?
+}
+
+
+impl Prefs {
+    pub fn new() -> Prefs {
+        // load from config
+
+    }
+
+    pub fn reload_from_config(&self) {
+
+    }
+
+
+    pub fn save_to_config() -> Result<()> {
+
+    }
+
+
+    fn config_path() -> String {
+
+    }
+
+
+    fn ensure_config_path() {
+
+    }
+}
+