Properly delete all GUIObjects and pages on theme reload

Signed-off-by: Vojtech Bocek <vbocek@gmail.com>

Change-Id: I8df41877f8f4439a434becfd47a9914b50649b34
diff --git a/gui/input.cpp b/gui/input.cpp
index e402074..b006560 100644
--- a/gui/input.cpp
+++ b/gui/input.cpp
@@ -216,7 +216,6 @@
 	if (mInputText)	 	delete mInputText;
 	if (mBackground)	delete mBackground;
 	if (mCursor)		delete mCursor;
-	if (mFont)			delete mFont;
 	if (mAction)		delete mAction;
 }
 
diff --git a/gui/keyboard.cpp b/gui/keyboard.cpp
index f08d714..78e27a1 100644
--- a/gui/keyboard.cpp
+++ b/gui/keyboard.cpp
@@ -304,10 +304,7 @@
 
 GUIKeyboard::~GUIKeyboard()
 {
-	int layoutindex;
 
-	for (layoutindex=0; layoutindex<MAX_KEYBOARD_LAYOUTS; layoutindex++)
-		if (keyboardImg[layoutindex])   delete keyboardImg[layoutindex];
 }
 
 int GUIKeyboard::Render(void)
diff --git a/gui/pages.cpp b/gui/pages.cpp
index dc9edc7..73aab03 100644
--- a/gui/pages.cpp
+++ b/gui/pages.cpp
@@ -193,6 +193,12 @@
 	return;
 }
 
+Page::~Page()
+{
+	for (std::vector<GUIObject*>::iterator itr = mObjects.begin(); itr != mObjects.end(); ++itr)
+		delete *itr;
+}
+
 bool Page::ProcessNode(xml_node<>* page, xml_node<>* templates /* = NULL */, int depth /* = 0 */)
 {
 	if (depth == 10)
@@ -225,86 +231,101 @@
 		if (type == "text")
 		{
 			GUIText* element = new GUIText(child);
+			mObjects.push_back(element);
 			mRenders.push_back(element);
 			mActions.push_back(element);
 		}
 		else if (type == "image")
 		{
 			GUIImage* element = new GUIImage(child);
+			mObjects.push_back(element);
 			mRenders.push_back(element);
 		}
 		else if (type == "fill")
 		{
 			GUIFill* element = new GUIFill(child);
+			mObjects.push_back(element);
 			mRenders.push_back(element);
 		}
 		else if (type == "action")
 		{
 			GUIAction* element = new GUIAction(child);
+			mObjects.push_back(element);
 			mActions.push_back(element);
 		}
 		else if (type == "console")
 		{
 			GUIConsole* element = new GUIConsole(child);
+			mObjects.push_back(element);
 			mRenders.push_back(element);
 			mActions.push_back(element);
 		}
 		else if (type == "button")
 		{
 			GUIButton* element = new GUIButton(child);
+			mObjects.push_back(element);
 			mRenders.push_back(element);
 			mActions.push_back(element);
 		}
 		else if (type == "checkbox")
 		{
 			GUICheckbox* element = new GUICheckbox(child);
+			mObjects.push_back(element);
 			mRenders.push_back(element);
 			mActions.push_back(element);
 		}
 		else if (type == "fileselector")
 		{
 			GUIFileSelector* element = new GUIFileSelector(child);
+			mObjects.push_back(element);
 			mRenders.push_back(element);
 			mActions.push_back(element);
 		}
 		else if (type == "animation")
 		{
 			GUIAnimation* element = new GUIAnimation(child);
+			mObjects.push_back(element);
 			mRenders.push_back(element);
 		}
 		else if (type == "progressbar")
 		{
 			GUIProgressBar* element = new GUIProgressBar(child);
+			mObjects.push_back(element);
 			mRenders.push_back(element);
 			mActions.push_back(element);
 		}
 		else if (type == "slider")
 		{
 			GUISlider* element = new GUISlider(child);
+			mObjects.push_back(element);
 			mRenders.push_back(element);
 			mActions.push_back(element);
 		}
 		else if (type == "slidervalue")
 		{
 			GUISliderValue *element = new GUISliderValue(child);
+			mObjects.push_back(element);
 			mRenders.push_back(element);
 			mActions.push_back(element);
 		}
 		else if (type == "listbox")
 		{
 			GUIListBox* element = new GUIListBox(child);
+			mObjects.push_back(element);
 			mRenders.push_back(element);
 			mActions.push_back(element);
 		}
 		else if (type == "keyboard")
 		{
 			GUIKeyboard* element = new GUIKeyboard(child);
+			mObjects.push_back(element);
 			mRenders.push_back(element);
 			mActions.push_back(element);
 		}
 		else if (type == "input")
 		{
 			GUIInput* element = new GUIInput(child);
+			mObjects.push_back(element);
 			mRenders.push_back(element);
 			mActions.push_back(element);
 			mInputs.push_back(element);
@@ -312,6 +333,7 @@
 		else if (type == "partitionlist")
 		{
 			GUIPartitionList* element = new GUIPartitionList(child);
+			mObjects.push_back(element);
 			mRenders.push_back(element);
 			mActions.push_back(element);
 		}
@@ -526,6 +548,9 @@
 
 PageSet::~PageSet()
 {
+	for (std::vector<Page*>::iterator itr = mPages.begin(); itr != mPages.end(); ++itr)
+		delete *itr;
+
 	delete mResources;
 	free(mXmlFile);
 }
@@ -869,6 +894,8 @@
 	}
 	if (mCurrentSet == set)
 		SelectPackage(name);
+	if (mBaseSet == set)
+		mBaseSet = mCurrentSet;
 	delete set;
 	return 0;
 }
diff --git a/gui/pages.hpp b/gui/pages.hpp
index 2a2ef2c..23ceee9 100644
--- a/gui/pages.hpp
+++ b/gui/pages.hpp
@@ -29,14 +29,14 @@
 class ActionObject;
 class InputObject;
 class MouseCursor;
+class GUIObject;
 
 class Page
 {
 public:
-	virtual ~Page() {}
-
-public:
 	Page(xml_node<>* page, xml_node<>* templates = NULL);
+	virtual ~Page();
+
 	std::string GetName(void)   { return mName; }
 
 public:
@@ -51,6 +51,7 @@
 
 protected:
 	std::string mName;
+	std::vector<GUIObject*> mObjects;
 	std::vector<RenderObject*> mRenders;
 	std::vector<ActionObject*> mActions;
 	std::vector<InputObject*> mInputs;