From 6be2b32cd34ccad5eb40510904d7fcef366e189a Mon Sep 17 00:00:00 2001
From: "[CST] Focus" <focus.cst@gmail.com>
Date: Wed, 23 Apr 2014 17:25:08 +0400
Subject: [PATCH] gui/hdd_menu.cpp: convert to singleton; add basic notify
 about device hotplug/remove

---
 src/gui/hdd_menu.cpp   | 61 +++++++++++++++++++++++++++++++++++++++---
 src/gui/hdd_menu.h     | 10 ++++---
 src/neutrino.cpp       |  1 +
 src/neutrino_menue.cpp |  2 +-
 4 files changed, 66 insertions(+), 8 deletions(-)

diff --git a/src/gui/hdd_menu.cpp b/src/gui/hdd_menu.cpp
index 47f306ae6..a91545eeb 100644
--- a/src/gui/hdd_menu.cpp
+++ b/src/gui/hdd_menu.cpp
@@ -95,10 +95,7 @@ devtool_s CHDDMenuHandler::devtools[] = {
 
 static int my_filter(const struct dirent * dent)
 {
-	if ((dent->d_name[0] == 's' && (dent->d_name[1] == 'd' || dent->d_name[1] == 'r')) ||
-		!strncmp(dent->d_name, "mmcblk", 6))
-		return 1;
-	return 0;
+	return CHDDMenuHandler::getInstance()->filterDevName(dent->d_name);
 }
 
 CHDDMenuHandler::CHDDMenuHandler()
@@ -111,6 +108,62 @@ CHDDMenuHandler::~CHDDMenuHandler()
 {
 }
 
+CHDDMenuHandler* CHDDMenuHandler::getInstance()
+{
+	static CHDDMenuHandler* me = NULL;
+
+	if(!me)
+		me = new CHDDMenuHandler();
+
+	return me;
+}
+
+int CHDDMenuHandler::filterDevName(const char * name)
+{
+	if ((name[0] == 's' && (name[1] == 'd' || name[1] == 'r')) ||
+		!strncmp(name, "mmcblk", 6))
+		return 1;
+	return 0;
+}
+
+int CHDDMenuHandler::handleMsg(const neutrino_msg_t msg, neutrino_msg_data_t data)
+{
+	if(msg != NeutrinoMessages::EVT_HOTPLUG)
+		return messages_return::unhandled;
+
+	std::string str((char *) data);
+	std::map<std::string,std::string> smap;
+
+	if (!split_config_string(str, smap))
+		return messages_return::handled;
+
+	std::map<std::string,std::string>::iterator it = smap.find("MDEV");
+	if (it == smap.end())
+		return messages_return::handled;
+
+	std::string dev = it->second;
+
+	it = smap.find("ACTION");
+	if (it == smap.end())
+		return messages_return::handled;
+
+	bool added = it->second == "add";
+
+	printf("CHDDMenuHandler::handleMsg: %s MDEV=%s\n", it->second.c_str(), dev.c_str());
+
+	if (!filterDevName(dev.c_str()))
+		return messages_return::handled;
+
+	bool mounted = is_mounted(dev.c_str());
+	std::string message = dev + ": " + (added ? 
+			g_Locale->getText(mounted ? LOCALE_HDD_MOUNT_OK : LOCALE_HDD_MOUNT_FAILED)
+			: g_Locale->getText(LOCALE_HDD_UMOUNTED));
+
+	ShowHint(LOCALE_MESSAGEBOX_INFO, message.c_str());
+
+	return messages_return::handled;
+}
+
 bool CHDDMenuHandler::is_mounted(const char *dev)
 {
 	bool res = false;
diff --git a/src/gui/hdd_menu.h b/src/gui/hdd_menu.h
index 2e17cea31..97cc6b447 100644
--- a/src/gui/hdd_menu.h
+++ b/src/gui/hdd_menu.h
@@ -88,12 +88,16 @@ class CHDDMenuHandler : public CMenuTarget
 		int checkDevice(std::string dev);
 		int formatDevice(std::string dev);
 		void showError(neutrino_locale_t err);
+		CHDDMenuHandler();
 
 	public:
-		CHDDMenuHandler();
 		~CHDDMenuHandler();
-		int  exec( CMenuTarget* parent,  const std::string &actionkey);
-		int  doMenu();
+
+		static CHDDMenuHandler* getInstance();
+		int exec( CMenuTarget* parent,  const std::string &actionkey);
+		int doMenu();
+		int filterDevName(const char * name);
+		int handleMsg(const neutrino_msg_t _msg, neutrino_msg_data_t data);
 };
 
 #endif
diff --git a/src/neutrino.cpp b/src/neutrino.cpp
index fd332e3f5..53e5cc40b 100644
--- a/src/neutrino.cpp
+++ b/src/neutrino.cpp
@@ -2562,6 +2562,7 @@ int CNeutrinoApp::handleMsg(const neutrino_msg_t _msg, neutrino_msg_data_t data)
 	res = res | channelList->handleMsg(msg, data);
 	res = res | CRecordManager::getInstance()->handleMsg(msg, data);
 	res = res | CEpgScan::getInstance()->handleMsg(msg, data);
+	res = res | CHDDMenuHandler::getInstance()->handleMsg(msg, data);
 
 	if( res != messages_return::unhandled ) {
 		if( ( msg>= CRCInput::RC_WithData ) && ( msg< CRCInput::RC_WithData+ 0x10000000 ) ) {
diff --git a/src/neutrino_menue.cpp b/src/neutrino_menue.cpp
index 86e2ba133..44474f338 100644
--- a/src/neutrino_menue.cpp
+++ b/src/neutrino_menue.cpp
@@ -421,7 +421,7 @@ void CNeutrinoApp::InitMenuSettings()
 
 	// drive settings
 	if (g_settings.recording_type != CNeutrinoApp::RECORDING_OFF) {
-		mf = new CMenuForwarder(LOCALE_HDD_SETTINGS, true, NULL, new CHDDMenuHandler());
+		mf = new CMenuForwarder(LOCALE_HDD_SETTINGS, true, NULL, CHDDMenuHandler::getInstance());
 		mf->setHint(NEUTRINO_ICON_HINT_HDD, LOCALE_MENU_HINT_HDD);
 		personalize.addItem(MENU_SETTINGS, mf, &g_settings.personalize[SNeutrinoSettings::P_MSET_DRIVES]);
 	}