Added support for layouts per collection. When switching collections,

RetroFE will look for layout.xml and corresponding art in the
collections/<collection name>/layout/ subdirectory of your chosen layout,
and load that layout if it is available.

RetroFE/Source/Graphics/Page.cpp

@@ -855,3 +855,10 @@ void Page::launchExit()
         }
     }
 }
+
+
+void Page::resetMenuItems()
+{
+    activeMenu_->deallocateSpritePoints();
+    activeMenu_->allocateSpritePoints();
+}

RetroFE/Source/Graphics/Page.h

@@ -89,6 +89,7 @@ public:
     float getMinShowTime();
     void addPlaylist();
     void removePlaylist();
+    void resetMenuItems();
 
 private:
     void highlightEnter();

RetroFE/Source/Graphics/PageBuilder.cpp

@@ -70,14 +70,22 @@ PageBuilder::~PageBuilder()
 {
 }
 
-Page *PageBuilder::buildPage()
+Page *PageBuilder::buildPage( std::string collectionName )
 {
     Page *page = NULL;
 
     std::string layoutFile;
     std::string layoutName = layoutKey;
 
-    layoutPath = Utils::combinePath(Configuration::absolutePath, "layouts", layoutName);
+    if ( collectionName == "" )
+    {
+        layoutPath = Utils::combinePath(Configuration::absolutePath, "layouts", layoutName);
+    }
+    else
+    {
+        layoutPath = Utils::combinePath(Configuration::absolutePath, "layouts", layoutName, "collections", collectionName);
+        layoutPath = Utils::combinePath(layoutPath, "layout");
+    }
     layoutFile = Utils::combinePath(layoutPath, layoutPage + ".xml");
 
     Logger::write(Logger::ZONE_INFO, "Layout", "Initializing " + layoutFile);

RetroFE/Source/Graphics/PageBuilder.h

@@ -33,7 +33,7 @@ class PageBuilder
 public:
     PageBuilder(std::string layoutKey, std::string layoutPage, Configuration &c, FontCache *fc);
     virtual ~PageBuilder();
-    Page *buildPage();
+    Page *buildPage( std::string collectionName = "" );
 
 private:
     std::string layoutKey;

RetroFE/Source/RetroFE.cpp

@@ -342,11 +342,25 @@ void RetroFE::run()
         case RETROFE_NEXT_PAGE_MENU_EXIT:
             if(currentPage_->isIdle())
             {
-                bool menuSort = true;
-                config_.setProperty("currentCollection", nextPageItem_->name);
-                config_.getProperty("collections." + nextPageItem_->name + ".list.menuSort", menuSort);
+                // Load new layout if available
+                std::string layoutName;
+                config_.getProperty("layout", layoutName);
+                PageBuilder pb(layoutName, "layout", config_, &fontcache_);
+                Page *page = pb.buildPage( nextPageItem_->name);
+                std::string nextPageName = nextPageItem_->name;
+                if(page)
+                {
+                    currentPage_->freeGraphicsMemory();
+                    pages_.push( currentPage_ );
+                    currentPage_ = page;
+                    currentPage_->start();
+                }
 
-                CollectionInfo *info = getCollection(nextPageItem_->name);
+                bool menuSort = true;
+                config_.setProperty("currentCollection", nextPageName);
+                config_.getProperty("collections." + nextPageName + ".list.menuSort", menuSort);
+
+                CollectionInfo *info = getCollection(nextPageName);
 
                 MenuParser mp;
                 mp.buildMenuItems(info, menuSort);
@@ -355,9 +369,9 @@ void RetroFE::run()
                 bool rememberMenu = false;
                 config_.getProperty("rememberMenu", rememberMenu);
 
-                if(rememberMenu && lastMenuOffsets_.find(nextPageItem_->name) != lastMenuOffsets_.end())
+                if(rememberMenu && lastMenuOffsets_.find(nextPageName) != lastMenuOffsets_.end())
                 {
-                    currentPage_->setScrollOffsetIndex(lastMenuOffsets_[nextPageItem_->name]);
+                    currentPage_->setScrollOffsetIndex(lastMenuOffsets_[nextPageName]);
                 }
 
                 bool autoFavorites = true;
@@ -388,7 +402,14 @@ void RetroFE::run()
             break;
 
         case RETROFE_BACK_REQUEST:
-            currentPage_->exitMenu();
+            if (currentPage_->getMenuDepth() == 1 )
+            {
+                currentPage_->stop();
+            }
+            else
+            {
+                currentPage_->exitMenu();
+            }
             state = RETROFE_BACK_MENU_EXIT;
             break;
 
@@ -396,8 +417,20 @@ void RetroFE::run()
           if(currentPage_->isIdle())
           {
             lastMenuOffsets_[currentPage_->getCollectionName()] = currentPage_->getScrollOffsetIndex();
-            currentPage_->popCollection();
+            if (currentPage_->getMenuDepth() == 1)
+            {
+                currentPage_->DeInitialize();
+                delete currentPage_;
+                currentPage_ = pages_.top();
+                pages_.pop();
+                currentPage_->allocateGraphicsMemory();
+            }
+            else
+            {
+                currentPage_->popCollection();
+            }
             config_.setProperty("currentCollection", currentPage_->getCollectionName());
+            currentPage_->resetMenuItems();
             currentPage_->setNewItemSelected();
             currentPage_->enterMenu();
             state = RETROFE_BACK_MENU_ENTER;
@@ -468,7 +501,7 @@ bool RetroFE::back(bool &exit)
     config_.getProperty("exitOnFirstPageBack", exitOnBack);
     exit = false;
 
-    if(currentPage_->getMenuDepth() <= 1)
+    if(currentPage_->getMenuDepth() <= 1 && pages_.empty())
     {
         exit = exitOnBack;
     }

RetroFE/Source/RetroFE.h

@@ -25,7 +25,7 @@
 #include "Video/VideoFactory.h"
 #include <SDL2/SDL.h>
 #include <list>
-#include <vector>
+#include <stack>
 #include <map>
 
 class CollectionInfo;
@@ -80,6 +80,7 @@ private:
     MetadataDatabase *metadb_;
     UserInput input_;
     Page *currentPage_;
+    std::stack<Page *> pages_;
     float keyInputDisable_;
     float currentTime_;
     float lastLaunchReturnTime_;