Add exit confirmation.

See #339.

Signed-off-by: Thomas Rohloff <[email protected]>

data/locale/German.json

@@ -179,6 +179,7 @@
     "Are you really sure you want to brick your Wii U?": "Bist du sicher das du deine Konsole zerstören willst?",
     "You're on your own doing this,\ndo you understand the consequences?": "Du bist selbst verantwortlich wenn du fortfährst,\nverstehst du die Konsequenzen?",
 
+    "Do you really want to exit?": "Willst du wirklich beenden?",
     "Search": "Suche",
     "unknown": "unbekannten",
     "Yes": "Ja",

include/menu/utils.h

@@ -63,6 +63,7 @@ extern "C"
     void showNoSpaceOverlay(NUSDEV dev);
     void humanize(uint64_t size, char *out);
     void getFreeSpaceString(NUSDEV dev, char *out);
+    bool showExitOverlay();
 
 #ifdef __cplusplus
 }

meta/baselocale.json

@@ -190,6 +190,7 @@
     "Are you really sure you want to brick your Wii U?": "Are you really sure you want to brick your Wii U?",
     "You're on your own doing this,\ndo you understand the consequences?": "You're on your own doing this,\ndo you understand the consequences?",
 
+    "Do you really want to exit?": "Do you really want to exit?",
     "Search": "Search",
     "unknown": "unknown",
     "Yes": "Yes",

src/ioQueue.c

@@ -171,7 +171,7 @@ bool checkForQueueErrors()
             }
 
             if(AppRunning(true))
-                homeButtonCallback(NULL);
+                homeButtonCallback((void *)true);
         }
 
         return true;

src/menu/mainMenu.c

@@ -105,11 +105,13 @@ void mainMenu()
 
         if(vpad.trigger & VPAD_BUTTON_B)
         {
-            drawByeFrame();
-            return;
+            if(showExitOverlay())
+            {
+                drawByeFrame();
+                return;
+            }
         }
-
-        if(vpad.trigger & VPAD_BUTTON_A)
+        else if(vpad.trigger & VPAD_BUTTON_A)
         {
             switch(cursorPos)
             {

src/menu/menuUtils.c

@@ -430,6 +430,46 @@ void showNoSpaceOverlay(NUSDEV dev)
         removeErrorOverlay(ovl);
     }
 }
+
+bool showExitOverlay()
+{
+    const char *extMsg = localise("Do you really want to exit?");
+    const char *yes = localise("Yes");
+    const char *no = localise("No");
+
+    size_t extMsgS = strlen(extMsg);
+    size_t yesS = strlen(yes);
+    size_t noS = strlen(no);
+
+    char ovlMsg[extMsgS + 2 /* "\n\n" */ + sizeof(BUTTON_A) /* not -1 cause space after it */ + yesS + 4 /* " || " */ + sizeof(BUTTON_B) + ++noS];
+    OSBlockMove(ovlMsg, extMsg, extMsgS, false);
+    OSBlockMove(ovlMsg + extMsgS, "\n\n" BUTTON_A " ", sizeof("\n\n" BUTTON_A) /* not -1 cause space after it */, false);
+    OSBlockMove(ovlMsg + extMsgS + sizeof("\n\n" BUTTON_A), yes, yesS, false);
+    OSBlockMove(ovlMsg + extMsgS + sizeof("\n\n" BUTTON_A) + yesS, " || " BUTTON_B " ", sizeof(" || " BUTTON_B), false);
+    OSBlockMove(ovlMsg + extMsgS + sizeof("\n\n" BUTTON_A) + yesS + sizeof(" || " BUTTON_B), no, noS, false);
+
+    void *ovl = addErrorOverlay(ovlMsg);
+    if(ovl == NULL)
+        return true;
+
+    bool ret = false;
+    while(AppRunning(true))
+    {
+        showFrame();
+
+        if(vpad.trigger & VPAD_BUTTON_A)
+        {
+            ret = true;
+            break;
+        }
+        if(vpad.trigger & VPAD_BUTTON_B)
+            break;
+    }
+
+    removeErrorOverlay(ovl);
+    return ret;
+}
+
 void humanize(uint64_t size, char *out)
 {
     const char *m;

src/state.c

@@ -24,6 +24,7 @@
 #include <cfw.h>
 #include <crypto.h>
 #include <exception.h>
+#include <menu/utils.h>
 #include <renderer.h>
 #include <state.h>
 #include <utils.h>
@@ -113,9 +114,7 @@ bool isChannel()
 
 uint32_t homeButtonCallback(void *dummy)
 {
-    (void)dummy;
-
-    if(shutdownEnabled)
+    if(shutdownEnabled && dummy == (void *)false && showExitOverlay())
     {
         shutdownEnabled = false;
         app = APP_STATE_HOME;
@@ -136,7 +135,7 @@ void initState()
     debugInit();
     debugPrintf("NUSspli " NUSSPLI_VERSION);
 
-    ProcUIRegisterCallback(PROCUI_CALLBACK_HOME_BUTTON_DENIED, &homeButtonCallback, NULL, 100);
+    ProcUIRegisterCallback(PROCUI_CALLBACK_HOME_BUTTON_DENIED, &homeButtonCallback, (void *)false, 100);
     OSEnableHomeButtonMenu(false);
     ACPInitialize();