STORM-786 FIXED Fixed disappearing controls in avatar picks list.

Caused by an improper fix of STORM-690.

Made the way we switch between profile view panels (profile view / pick_info / pick_edit)
more robust. It now suits both My Profile and Profile View panels.

indra/newview/llpanelprofile.cpp

@@ -114,9 +114,102 @@ public:
 LLAgentHandler gAgentHandler;
 
 
+//-- LLPanelProfile::ChildStack begins ----------------------------------------
+LLPanelProfile::ChildStack::ChildStack(LLPanel* parent)
+:	mParent(parent)
+{
+	llassert_always(parent != NULL);
+}
+
+/// Save current parent's child views and remove them from the child list.
+bool LLPanelProfile::ChildStack::push()
+{
+	view_list_t vlist = *mParent->getChildList();
+
+	for (view_list_t::const_iterator it = vlist.begin(); it != vlist.end(); ++it)
+	{
+		LLView* viewp = *it;
+		mParent->removeChild(viewp);
+	}
+
+	mStack.push_back(vlist);
+	dump();
+	return true;
+}
+
+/// Restore saved children (adding them back to the child list).
+bool LLPanelProfile::ChildStack::pop()
+{
+	if (mStack.size() == 0)
+	{
+		llwarns << "Empty stack" << llendl;
+		llassert(mStack.size() == 0);
+		return false;
+	}
+
+	view_list_t& top = mStack.back();
+	for (view_list_t::const_iterator it = top.begin(); it != top.end(); ++it)
+	{
+		LLView* viewp = *it;
+		mParent->addChild(viewp);
+	}
+
+	mStack.pop_back();
+	dump();
+	return true;
+}
+
+/// Temporarily add all saved children back.
+void LLPanelProfile::ChildStack::preParentReshape()
+{
+	mSavedStack = mStack;
+	while(mStack.size() > 0)
+	{
+		pop();
+	}
+}
+
+/// Add the temporarily saved children back.
+void LLPanelProfile::ChildStack::postParentReshape()
+{
+	mStack = mSavedStack;
+	mSavedStack = stack_t();
+
+	for (stack_t::const_iterator stack_it = mStack.begin(); stack_it != mStack.end(); ++stack_it)
+	{
+		const view_list_t& vlist = (*stack_it);
+		for (view_list_t::const_iterator list_it = vlist.begin(); list_it != vlist.end(); ++list_it)
+		{
+			LLView* viewp = *list_it;
+			lldebugs << "removing " << viewp->getName() << llendl;
+			mParent->removeChild(viewp);
+		}
+	}
+}
+
+void LLPanelProfile::ChildStack::dump()
+{
+	unsigned lvl = 0;
+	lldebugs << "child stack dump:" << llendl;
+	for (stack_t::const_iterator stack_it = mStack.begin(); stack_it != mStack.end(); ++stack_it, ++lvl)
+	{
+		std::ostringstream dbg_line;
+		dbg_line << "lvl #" << lvl << ":";
+		const view_list_t& vlist = (*stack_it);
+		for (view_list_t::const_iterator list_it = vlist.begin(); list_it != vlist.end(); ++list_it)
+		{
+			dbg_line << " " << (*list_it)->getName();
+		}
+		lldebugs << dbg_line.str() << llendl;
+	}
+}
+
+//-- LLPanelProfile::ChildStack ends ------------------------------------------
+
 LLPanelProfile::LLPanelProfile()
  : LLPanel()
  , mTabCtrl(NULL)
+ , mChildStack(this)
  , mAvatarId(LLUUID::null)
 {
 }
@@ -136,6 +229,15 @@ BOOL LLPanelProfile::postBuild()
 	return TRUE;
 }
 
+// virtual
+void LLPanelProfile::reshape(S32 width, S32 height, BOOL called_from_parent)
+{
+	// Temporarily add saved children back and reshape them.
+	mChildStack.preParentReshape();
+	LLPanel::reshape(width, height, called_from_parent);
+	mChildStack.postParentReshape();
+}
+
 void LLPanelProfile::onOpen(const LLSD& key)
 {
 	// open the desired panel
@@ -177,7 +279,6 @@ void LLPanelProfile::onOpen(const LLSD& key)
 	}
 }
 
-//*TODO redo panel toggling
 void LLPanelProfile::togglePanel(LLPanel* panel, const LLSD& key)
 {
 	// TRUE - we need to open/expand "panel"
@@ -204,21 +305,10 @@ void LLPanelProfile::onTabSelected(const LLSD& param)
 	}
 }
 
-void LLPanelProfile::setAllChildrenVisible(BOOL visible)
-{
-	const child_list_t* child_list = getChildList();
-	child_list_const_iter_t child_it = child_list->begin();
-	for (; child_it != child_list->end(); ++child_it)
-	{
-		LLView* viewp = *child_it;
-		viewp->setVisible(visible);
-	}
-}
-
 void LLPanelProfile::openPanel(LLPanel* panel, const LLSD& params)
 {
 	// Hide currently visible panel (STORM-690).
-	setAllChildrenVisible(FALSE);
+	mChildStack.push();
 
 	// Add the panel or bring it to front.
 	if (panel->getParent() != this)
@@ -231,7 +321,7 @@ void LLPanelProfile::openPanel(LLPanel* panel, const LLSD& params)
 	}
 
 	panel->setVisible(TRUE);
-
+	panel->setFocus(TRUE); // prevent losing focus by the floater
 	panel->onOpen(params);
 
 	LLRect new_rect = getRect();
@@ -249,15 +339,17 @@ void LLPanelProfile::closePanel(LLPanel* panel)
 		removeChild(panel);
 
 		// Make the underlying panel visible.
+		mChildStack.pop();
+
+		// Prevent losing focus by the floater
 		const child_list_t* child_list = getChildList();
 		if (child_list->size() > 0)
 		{
-			child_list->front()->setVisible(TRUE);
-			child_list->front()->setFocus(TRUE); // prevent losing focus by the floater
+			child_list->front()->setFocus(TRUE);
 		}
 		else
 		{
-			llwarns << "No underlying panel to make visible." << llendl;
+			llwarns << "No underlying panel to focus." << llendl;
 		}
 	}
 }

indra/newview/llpanelprofile.h

@@ -41,7 +41,7 @@ class LLPanelProfile : public LLPanel
 
 public:
 	/*virtual*/ BOOL postBuild();
-
+	/*virtual*/ void reshape(S32 width, S32 height, BOOL called_from_parent = TRUE);
 	/*virtual*/ void onOpen(const LLSD& key);
 
 	virtual void togglePanel(LLPanel*, const LLSD& key = LLSD());
@@ -58,8 +58,6 @@ protected:
 
 	virtual void onTabSelected(const LLSD& param);
 
-	virtual void setAllChildrenVisible(BOOL visible);
-
 	LLTabContainer* getTabCtrl() { return mTabCtrl; }
 
 	const LLUUID& getAvatarId() { return mAvatarId; }
@@ -72,8 +70,33 @@ protected:
 
 private:
 
+	//-- ChildStack begins ----------------------------------------------------
+	class ChildStack
+	{
+		LOG_CLASS(LLPanelProfile::ChildStack);
+	public:
+		ChildStack(LLPanel* parent);
+
+		bool push();
+		bool pop();
+		void preParentReshape();
+		void postParentReshape();
+
+	private:
+		void dump();
+
+		typedef LLView::child_list_t view_list_t;
+		typedef std::list<view_list_t> stack_t;
+
+		stack_t		mStack;
+		stack_t		mSavedStack;
+		LLPanel*	mParent;
+	};
+	//-- ChildStack ends ------------------------------------------------------
+
 	LLTabContainer* mTabCtrl;	
 	profile_tabs_t mTabContainer;
+	ChildStack		mChildStack;
 	LLUUID mAvatarId;
 };