Changeset 8371 for code/branches/tutoriallevel2/data/gui/scripts

Timestamp:

May 1, 2011, 2:43:33 PM (14 years ago)

Author:

dafrick

Message:

Merging tutoriallevel branch into tutoriallevel2 branch.

Location:

code/branches/tutoriallevel2

Files:

• . (modified) (1 prop)
• data/gui/scripts/NotificationLayer.lua (modified) (11 diffs)
• data/gui/scripts/QuestGUI.lua (modified) (2 diffs)
• data/gui/scripts/SingleplayerMenu.lua (modified) (1 diff)

code/branches/tutoriallevel2/data/gui/scripts/NotificationLayer.lua

@@ -17 +17 @@
 function P.createQueue(name, size)
     local root = winMgr:getWindow("orxonox/NotificationLayer/Root")
-    local queue = winMgr:createWindow("MenuWidgets/Listbox", "orxonox/NotificationLayer/Root/Queue/" .. name)
-    queue:setProperty("BackgroundColor", "00FFFFFF") -- Set background to be fully transparent.
+    --local queue = winMgr:createWindow("MenuWidgets/Listbox", "orxonox/NotificationLayer/Root/Queue/" .. name)
+    --queue:setProperty("BackgroundColor", "00FFFFFF") -- Set background to be fully transparent.
+    local queue = winMgr:createWindow("MenuWidgets/ScrollablePane", "orxonox/NotificationLayer/Root/Queue/" .. name)
+    queue:setProperty("Alpha", 0.0)
+    --queue:setProperty("FrameEnabled", "false")
     root:addChildWindow(queue)
-
-    queue:setPosition(CEGUI.UVector2(CEGUI.UDim(0, 0), CEGUI.UDim(0, 0)))
-    queue:setSize(CEGUI.UVector2(CEGUI.UDim(1.0, 0), CEGUI.UDim(0, P.queueHeightHelper(queue, size))))
 
     local queueTuple =
     {
-        ["window"]  = queue,
-        ["name"]    = name,
-        ["edit"]    = nil,
-        ["visible"] = false
+        ["window"]    = queue,
+        ["name"]      = name,
+        ["edit"]      = nil,
+        ["visible"]   = false,
+        ["fontSize"]  = 12,
+        ["fontColor"] = "#FFFFFFFF",
+        ["items"]     = {},
+        ["first"]     = 1,
+        ["last"]      = 1
     }
+    
+    queue:setPosition(CEGUI.UVector2(CEGUI.UDim(0, 0), CEGUI.UDim(0, 0)))
+    queue:setSize(CEGUI.UVector2(CEGUI.UDim(1.0, 0), CEGUI.UDim(0, P.queueHeightHelper(queueTuple, size))))
 
     P.queueList[name] = queueTuple -- name access
@@ -52 +60 @@
         return
     end
-    item = CEGUI.createListboxTextItem(notification)
-    local listbox = CEGUI.toListbox(queue.window)
-    -- Add the item to the top of the listbox.
-    if listbox:getItemCount() == 0 then
-        listbox:addItem(item)
-    else
-        listbox:insertItem(item, listbox:getListboxItemFromIndex(0))
-    end
+
+    local item = winMgr:createWindow("MenuWidgets/StaticText", "orxonox/NotificationLayer/Root/Queue/" .. queueName .. "/" .. queue.last)
+    item:setText(notification)
+    P.setItemFontHelper(item, queue, true)
+    -- Add the item to the top of the queue.
+    local itemHeight = P.itemHeightHelper(queue)
+    if queue.last-queue.first > 0 then -- If the queue is not empty move all items down
+        for i=queue.first,queue.last-1 do
+            local item = queue.items[i]
+            item:setYPosition(CEGUI.UDim(0, itemHeight*(queue.last-i)))
+        end
+    end
+    queue.window:addChildWindow(item)
+    item:setSize(CEGUI.UVector2(CEGUI.UDim(1, 0), CEGUI.UDim(0, itemHeight)))
+    item:setPosition(CEGUI.UVector2(CEGUI.UDim(0, 0), CEGUI.UDim(0, 0)))
+    item:setProperty("Alpha", 1.0)
+    item:setProperty("InheritsAlpha", "false")
+    item:setProperty("BackgroundEnabled", "false")
+    item:setProperty("FrameEnabled", "false")
+    queue.items[queue.last] = item
+    queue.last = queue.last+1
 
     -- If the queue has been invisible, set it to visible.
@@ -73 +94 @@
         return
     end
-    local listbox = CEGUI.toListbox(queue.window)
-    -- Removes the item from the bottom of the listbox.
-    listbox:removeItem(listbox:getListboxItemFromIndex(listbox:getItemCount()-1))
+    local item = queue.items[queue.first]
+    -- Removes the item from the bottom of the queue.
+    queue.window:removeChildWindow(item)
+    winMgr:destroyWindow(item)
+    queue.first = queue.first+1
 
     -- Sets the queue to invisible if there are no more notifications in it.
-    if listbox:getItemCount() == 0 then
+    if queue.last-queue.first == 0 then
         P.setVisible(queue, false)
     end
 end
 
--- Removes a notification at a given index from the queue.
+-- Removes a notification at a given index from the queue. Where the 0th item is the newest and the nth the (n+1)th newest.
 function P.removeNotification(queueName, index)
     local queue = P.queueList[queueName]
@@ -89 +112 @@
         return
     end
-    local listbox = CEGUI.toListbox(queue.window)
+
+    index = queue.last-tonumber(index)-1
+    --if index == queue.first then -- If we want to remove the oldest notification, we can just use pop.
+    --    P.popNotification(queueName)
+    --    return
+    --end
+
     -- Removes the item.
-    listbox:removeItem(listbox:getListboxItemFromIndex(tonumber(index)))
+    local item = queue.items[index]
+    queue.window:removeChildWindow(item)
+    winMgr:destroyWindow(item)
+    queue.items[index] = nil
+
+    -- Move the items below, up.
+    local itemHeight = P.itemHeightHelper(queue)
+    local moved = false
+    if index > queue.first then -- Move all older notifications up in the list.
+        for i=index-1,-1,queue.first do
+            cout(0, i)
+            item = queue.items[i]
+            item:setYposition(CEGUI.UDim(0, itemHeight*(queue.last-i-1)))
+            queue.items[i+1] = item
+        end
+    end
+    queue.items[queue.first] = nil
+    queue.first = queue.first+1
 
     -- Sets the queue to invisible if there are no more notifications in it.
-    if listbox:getItemCount() == 0 then
+    if queue.last-queue.first == 0 then
         P.setVisible(queue, false)
     end
@@ -105 +151 @@
         return
     end
-    local listbox = CEGUI.toListbox(queue.window)
-    CEGUI.toListbox(queue.window):resetList()
+    for i=queue.first,queue.last-1 do
+        local item = queue.items[i]
+        queue.window:removeChildWindow(item)
+        winMgr:destroyWindow(item)
+    end
+    queue.items = {}
+    queue.first = 1
+    queue.last = 1
 
     -- Sets the queue to invisible.
@@ -119 +171 @@
     queue.window:setVisible(visible)
     queue.visible = visible
+end
+
+-- Change the position of the queue.
+-- The parameters are (in order) 'name of the queue', 'relative x-position', 'absolute x-position in pixel', 'relative y-position', 'absolute y-position in pixel'.
+function P.moveQueue(queueName, relativeXPos, absoluteXPos, relativeYpos, absoluteYPos)
+    local queueWindow = P.queueList[queueName].window
+    queueWindow:setPosition(CEGUI.UVector2(CEGUI.UDim(relativeXPos, absoluteXPos), CEGUI.UDim(relativeYpos, absoluteYPos)))
+end
+
+-- Change the size of the queue.
+-- The parameters are (in order) 'name of the queue', 'relative width', 'absolute width in pixel', 'relative height', 'absolute heigth in pixel'.
+-- Additionally the last parameter can be ommitted and relativeHeight can be set to the size (i.e. the maximal number of notifications displayed) of the queue, which leads to the height being set such that all notifications can be displayed.
+function P.resizeQueue(queueName, relativeWidth, absoluteWidth, relativeHeight, absoluteHeigth)
+    local queueWindow = P.queueList[queueName].window
+    if queueWindow == nil then
+        return
+    end
+    if absoluteHeigth == nil then
+        absoluteHeigth = P.queueHeightHelper(P.queueList[queueName], relativeHeight)
+        relativeHeight = 0
+    end
+    queueWindow:setSize(CEGUI.UVector2(CEGUI.UDim(relativeWidth, absoluteWidth), CEGUI.UDim(relativeHeight, absoluteHeigth)))
+end
+
+-- Change the font size and font color of all notifications in a queueHeightHelper
+-- The parameters are (in order) 'name of the queue', 'font size', 'RGBA of the font color in hex notation'.
+function P.changeQueueFont(queueName, size, color)
+    local queue = P.queueList[queueName]
+    local queueWindow = queue.window
+    if queueWindow == nil then
+        return
+    end
+
+    queue.fontSize = size
+    local changeColor = false
+    if color ~= nil then
+        queue.fontColor = color
+        changeColor = true
+    end
+    for i=queue.first,queue.last-1 do
+        P.setItemFontHelper(queue.items[i], queue, changeColor)
+    end
+end
+
+-- Helper function to set the font size and color of a item of a queue.
+-- The parameters are (in order) 'the ListboxItem', 'the queue table', 'whether color should be changed as well'
+function P.setItemFontHelper(item, queue, changeColor)
+    --local item = tolua.cast(item, "CEGUI::ListboxTextItem")
+    local fontMgr = CEGUI.FontManager:getSingleton()
+    if fontMgr:isFontPresent("BlueHighway-" .. queue.fontSize) then
+        item:setFont("BlueHighway-" .. queue.fontSize)
+    else
+        orxonox.GUIManager:addFontHelper("BlueHighway-" .. queue.fontSize, queue.fontSize, "bluehigh.ttf")
+        item:setFont("BlueHighway-" .. queue.fontSize)
+    end
+    if changeColor then
+        --item:setProperty("TextColours", "tl:[" .. queue.fontColor .. "] tr:[" .. queue.fontColor .. "] bl:[" .. queue.fontColor .. "] br:[" .. queue.fontColor .. "]")
+    end
 end
 
@@ -333 +443 @@
 
 -- Is called after the sheet has been hidden.
-function P.onQuit()
+function P.afterHide()
     -- If we leave the edit mode we show the sheet again.
     if P.editMode then
@@ -342 +452 @@
 
 -- If the button to save the targets of a queue has been clicked.
-function P. saveTargets_clicked(e)
+function P.saveTargets_clicked(e)
     local we = CEGUI.toWindowEventArgs(e)
     local name = we.window:getName()
@@ -369 +479 @@
 
 -- If the button to save the size if a queue has been clicked.
-function P. saveSize_clicked(e)
+function P.saveSize_clicked(e)
     local we = CEGUI.toWindowEventArgs(e)
     local name = we.window:getName()
@@ -396 +506 @@
 
 -- If the button to save the display time if a queue has been clicked.
-function P. saveDisplayTime_clicked(e)
+function P.saveDisplayTime_clicked(e)
     local we = CEGUI.toWindowEventArgs(e)
     local name = we.window:getName()
@@ -478 +588 @@
 -- Helper function. Returns height a queue needs to have to display 'size' items.
 function P.queueHeightHelper(queue, size)
-    local listbox = CEGUI.toListbox(queue)
-    local item = CEGUI.createListboxTextItem("Text")
-    listbox:addItem(item)
-    local singleItemHeight = listbox:getTotalItemsHeight()
-    local lookAndFeel = CEGUI.WidgetLookManager:getSingleton():getWidgetLook(queue:getLookNFeel())
-    local formattedArea = lookAndFeel:getNamedArea("ItemRenderingArea"):getArea():getPixelRect(queue)
-    local frameHeight = queue:getUnclippedOuterRect():getHeight() - formattedArea:getHeight()
-    listbox:removeItem(item)
-    return frameHeight + singleItemHeight*size
+    --local listbox = CEGUI.toListbox(queue.window)
+    --local item = CEGUI.createListboxTextItem("Text")
+    --P.setItemFontHelper(item, queue, false)
+    --listbox:addItem(item)
+    --local singleItemHeight = listbox:getTotalItemsHeight()
+    local singleItemHeight = P.itemHeightHelper(queue)
+    --local lookAndFeel = CEGUI.WidgetLookManager:getSingleton():getWidgetLook(queue.window:getLookNFeel())
+    --local formattedArea = lookAndFeel:getNamedArea("ItemRenderingArea"):getArea():getPixelRect(queue.window)
+    --local frameHeight = queue.window:getUnclippedOuterRect():getHeight() - formattedArea:getHeight()
+    --listbox:removeItem(item)
+    --return frameHeight + singleItemHeight*size
+    return singleItemHeight*size + 1
+end
+
+function P.itemHeightHelper(queue)
+    local item = winMgr:createWindow("MenuWidgets/StaticText", "orxonox/NotificationLayer/Root/Test/")
+    item:setText("text")
+    P.setItemFontHelper(item, queue, true)
+    queue.window:addChildWindow(item)
+    item:setSize(CEGUI.UVector2(CEGUI.UDim(1, 0), CEGUI.UDim(1, 0)))
+    item:setProperty("FrameEnabled", "false")
+    local height = getStaticTextWindowHeight(item)
+    queue.window:removeChildWindow(item)
+    winMgr:destroyWindow(item)
+    return height
 end
 

code/branches/tutoriallevel2/data/gui/scripts/QuestGUI.lua

@@ -3 +3 @@
 local P = createMenuSheet("QuestGUI")
 
-P.rootWindow = nil
-P.detailsWindows = {}
+P.questManager = nil -- The QuestManager.
+P.showActive = true -- Whether the active or finished quest list is displayed.
+P.currentQuest = nil -- The quest that is currently displayed.
+P.player = nil -- The player the quests are displayed for.
 P.quests = {}
-P.hints = {}
-P.player = nil
+P.subquests = {}
 
 -- design parameters
-P.indentWidth = 20
 P.scrollbarWidth = 13
-P.buttonHeight = 30
+P.frameHeigth = 18
+P.borderSize = 5
 P.titleHeight = 26
-P.borderWidth = 5
+
+--TODO:
+-- Highlight whether we are currently looking at active or finished quests
+-- Distinguish completed from failed quests
+
+function P.onLoad()
+    P.questManager = orxonox.QuestManager:getInstance() -- Store the pointer to the QuestManager as an internal variable to allow for faster access,
+end
 
 function P.onShow()
-
-    local questsList = winMgr:getWindow("orxonox/QuestGUI/QuestsList")
-
+    -- Get the player.
     P.player = orxonox.GUIManager:getInstance():getPlayer(P.name)
-    P.rootWindow = P.createQuestGUI()
-
-    questsList:addChildWindow(P.rootWindow)
-end
-
-function P.onHide()
-    P.cleanup()
-end
-
+
+    -- Load the list of quests to be displayed.
+    P.loadQuestsList(P.currentQuest)
+end
+
+-- Loads the list of quests, depending on P.showActive, either the active (P.showActive == true) or the finished, i.e. inactive quests are loaded.
+-- selectQuest is a pointer to a quest that should be selected, if it is nil the first quest is selected.
+function P.loadQuestsList(selectQuest)
+    local list = CEGUI.toListbox(winMgr:getWindow("orxonox/QuestGUI/QuestsList"))
+    P.clearQuestList()
+
+    local selectQuestId = nil
+    if selectQuest ~= nil then
+        selectQuestId = P.questManager:getId(selectQuest)
+    end
+
+    -- Iterate through all root-quests.
+    local numRootQuests = P.questManager:getNumRootQuests(P.player)
+    if numRootQuests > 0 then
+        local i = 0
+        while i <= numRootQuests-1 do
+            local quest = P.questManager:getRootQuest(P.player, i)
+            -- Insert the current quest into the list.
+            local item = P.insertQuest(list, quest)
+            -- If the quest was inserted in the list and is has the same id as the selectQuest (thus it is the same quest) it is selected.
+            if selectQuestId ~= nil and item ~= nil and selectQuestId == P.questManager:getId(quest) then
+                list:setItemSelectState(item, true)
+            end
+            -- Insert all subquests of this rootquest.
+            P.insertSubQuests(list, quest, selectQuestId)
+            i = i+1
+        end
+        -- If there were quests added to the list but there was no selectQuest specified (i.e. selectQuest was nil), the first item is selected.
+        if list:getItemCount() > 0 then
+            if selectQuestId == nil then
+                list:setItemSelectState(list:getListboxItemFromIndex(0), true)  -- Select first quest.
+            end
+        -- If there werent any quests added the standard "no quests" message is loaded.
+        else
+            P.loadQuest()
+        end
+    end
+end
+
+-- Helper function, recursively inserts all the (active or inactive, depending on P.showActive) subquests of the input quest.
+-- list is the list into which the subquests should be insterted.
+-- quest is the quest, whose subquests should be inserted.
+-- selectQuestId is the id of the quest that should be selected.
+function P.insertSubQuests(list, quest, selectQuestId)
+    -- Iterate through all sub-quests.
+    local numQuests = P.questManager:getNumSubQuests(quest, P.player)
+    if numQuests > 0 then
+        local i = 0
+        while i <= numQuests-1 do
+            local subquest = P.questManager:getSubQuest(quest, P.player, i)
+            -- Insert the current quest into the list.
+            local item = P.insertQuest(list, subquest)
+            -- If the quest was inserted in the list and is has the same id as the selectQuest (thus it is the same quest) it is selected.
+            if selectQuestId ~= nil and item ~= nil and selectQuestId == P.questManager:getId(subquest) then
+                list:setItemSelectState(item, true)
+            end
+            i = i+1
+        end
+    end
+end
+
+-- Helper function, inserts a quest into the list (depending whether active or inactive quests are being shown). Returns nil if the quest was not inserted.
+-- list is the list into which the quets should be inserted.
+-- quest is the quest to be inserted.
+function P.insertQuest(list, quest)
+    if P.showActive == quest:isActive(P.player) then
+        local item = CEGUI.createListboxTextItem(P.questManager:getDescription(quest):getTitle())
+        item:setSelectionBrushImage(menuImageSet, "MultiListSelectionBrush")
+        list:addItem(item)
+        table.insert(P.quests, quest)
+        return item
+    end
+    return nil
+end
+
+-- Loads the input quest.
+-- quest the quest to be loaded.
+function P.loadQuest(quest)
+
+    P.clearQuest() -- Clear the old quest.
+    if quest == nil then -- If quets is nil there is nothing to display.
+        return
+    else
+        local offset = 0
+
+        -- Load title and description
+        local description = P.questManager:getDescription(quest)
+        local titleWindow = winMgr:getWindow("orxonox/QuestGUI/Quest/Title")
+        titleWindow:setText(description:getTitle())
+        local descriptionWindow = winMgr:getWindow("orxonox/QuestGUI/Quest/Description")
+        descriptionWindow:setText(description:getDescription())
+        descriptionWindow:setSize(CEGUI.UVector2(CEGUI.UDim(1, -P.borderSize), CEGUI.UDim(1, 0)))
+        descriptionWindow:setPosition(CEGUI.UVector2(CEGUI.UDim(0, P.borderSize), CEGUI.UDim(0, P.borderSize)))
+        local height = getStaticTextWindowHeight(descriptionWindow)
+        descriptionWindow:setHeight(CEGUI.UDim(0, height))
+        offset = offset + height
+
+        -- Load subquests
+        local list = CEGUI.toListbox(winMgr:getWindow("orxonox/QuestGUI/Quest/SubquestsList"))
+        local numQuests = P.questManager:getNumSubQuests(quest, P.player)
+        local i = 0
+        while i <= numQuests-1 do
+            local quest = P.questManager:getSubQuest(quest, P.player, i)
+            local item = CEGUI.createListboxTextItem(P.questManager:getDescription(quest):getTitle())
+            item:setSelectionBrushImage(menuImageSet, "MultiListSelectionBrush")
+            list:addItem(item)
+            table.insert(P.subquests, quest)
+            i = i+1
+        end
+        height = list:getTotalItemsHeight()
+        if height > 0 then
+            height = height+P.frameHeigth
+        end
+        list:setSize(CEGUI.UVector2(CEGUI.UDim(1, -P.borderSize), CEGUI.UDim(0, height)))
+        list:setPosition(CEGUI.UVector2(CEGUI.UDim(0, P.borderSize), CEGUI.UDim(0, offset)))
+        offset = offset + height + P.borderSize
+
+        -- Load hints
+        local hintsWindow = winMgr:getWindow("orxonox/QuestGUI/Quest/Hints")
+        hintsWindow:setPosition(CEGUI.UVector2(CEGUI.UDim(0, P.borderSize), CEGUI.UDim(0, offset)))
+        hintsWindow:setSize(CEGUI.UVector2(CEGUI.UDim(1, -P.borderSize), CEGUI.UDim(0, 0)))
+        height = P.titleHeight
+        local numHints = P.questManager:getNumHints(quest, P.player)
+        local i = 0
+        while i <= numHints-1 do
+            local hint = P.questManager:getHints(quest, P.player, i)
+            height = height + P.insertHint(hintsWindow, hint, i, height)
+            i = i+1
+        end
+        if numHints == 0 then
+            height = 0
+        end
+        hintsWindow:setHeight(CEGUI.UDim(0, height))
+        offset = offset + height
+
+        -- Set the size of the wrapper
+        local window = winMgr:getWindow("orxonox/QuestGUI/Quest/Wrapper")
+        window:setSize(CEGUI.UVector2(CEGUI.UDim(1, -P.borderSize-P.scrollbarWidth), CEGUI.UDim(0,offset+P.borderSize)))
+    end
+
+    P.currentQuest = quest
+end
+
+-- Clear the currently displayed quest.
+function P.clearQuest()
+    -- clear title
+    local titleWindow = winMgr:getWindow("orxonox/QuestGUI/Quest/Title")
+    titleWindow:setText("no Quests")
+
+    -- clear description
+    local descriptionWindow = winMgr:getWindow("orxonox/QuestGUI/Quest/Description")
+    descriptionWindow:setText("There is currently no quest that can be displayed.")
+
+    -- clear list fo subquests
+    local list = CEGUI.toListbox(winMgr:getWindow("orxonox/QuestGUI/Quest/SubquestsList"))
+    list:resetList()
+    list:setHeight(CEGUI.UDim(0, 0))
+    P.subquests = {}
+
+    -- clear hints
+    local hints = winMgr:getWindow("orxonox/QuestGUI/Quest/Hints")
+    local numChildren = hints:getChildCount()-2 -- TODO: HACK
+    local i = 0
+    while i < numChildren do
+        local hint = hints:getChild("orxonox/QuestGUI/Quest/Hints/" .. i)
+        if hint ~= nil then
+            hints:removeChildWindow(hint)
+            winMgr:destroyWindow(hint)
+        end
+        i = i+1
+    end
+    hints:setSize(CEGUI.UVector2(CEGUI.UDim(1, -P.scrollbarWidth-P.borderSize), CEGUI.UDim(0, 0)))
+
+    P.currentQuest = nil
+end
+
+-- Clear the quests list
+function P.clearQuestList()
+    local list = CEGUI.toListbox(winMgr:getWindow("orxonox/QuestGUI/QuestsList"))
+    list:resetList()
+    P.quests = {}
+end
+
+-- Select an input quest in the input list.
+-- list is the list in which the input quest is to be selected.
+-- quest is the quest to be selected.
+function P.selectQuest(list, quest)
+    if quest == nil then -- If the input quest is nil, there is nothing to be selected, an error is output and the first quest is selected instead.
+        cout(1, "Error in QuestGUI: selectQuest(), input quest is nil. Selecting first.")
+        list:setItemSelectState(list:getListboxItemFromIndex(0), true) -- Select first
+        return
+    end
+
+    local questId = P.questManager:getId(quest)
+    local found = false
+    local index = 0
+    -- Iterate over all quests currently in the list.
+    for k,v in pairs(P.quests) do
+        -- If the id's are the same we have found the quest.
+        if P.questManager:getId(v) == questId then
+            found = true
+            index = k-1
+        end
+    end
+
+    if found then -- If the quest was found it is selected.
+        list:setItemSelectState(list:getListboxItemFromIndex(index), true)
+    else -- If the quest isn't found an error is output and the first quest is selected instead.
+        cout(1, "Error in QuestGUI: selectQuest(), input quest is not in list. Selecting first.")
+        list:setItemSelectState(list:getListboxItemFromIndex(0), true) -- Select first
+    end
+end
+
+-- Helper function, insert the input hint into the input hintsWindow. Returns the height of the newly inserted hint.
+-- hintsWindow is the window in which the hint is to be inserted.
+-- hint is the hint to be inserted.
+-- index is the index of the hint.
+-- offset is the current offset in the hintsWindow.
+function P.insertHint(hintsWindow, hint, index, offset)
+    -- Create the window for the hint.
+    local window = winMgr:createWindow("MenuWidgets/StaticText", "orxonox/QuestGUI/Quest/Hints/" .. index)
+    window:setProperty("HorzFormatting", "WordWrapLeftAligned")
+    window:setProperty("VertFormatting", "TopAligned")
+    window:setProperty("FrameEnabled", "false")
+    window:setID(index)
+    hintsWindow:addChildWindow(window)
+    local description = P.questManager:getDescription(hint)
+    window:setText(description:getDescription())
+    window:setSize(CEGUI.UVector2(CEGUI.UDim(1, -P.borderSize), CEGUI.UDim(1, 0)))
+    local height = getStaticTextWindowHeight(window)
+    window:setHeight(CEGUI.UDim(0, height))
+    window:setPosition(CEGUI.UVector2(CEGUI.UDim(0, P.borderSize), CEGUI.UDim(0, offset)))
+    return height
+end
+
+-- Show the currently active quests in the quests list.
+function P.showActiveQuestsButton_clicked(e)
+    if P.showActive == false then
+        P.showActive = true
+        P.loadQuestsList()
+    end
+end
+
+-- Show the finished (i.e. inactive) quests in the quests list.
+function P.showFinishedQuestsButton_clicked(e)
+    if P.showActive == true then
+        P.showActive = false
+        P.loadQuestsList()
+    end
+end
+
+-- Change to a new quest.
+function P.changeQuest_clicked(e)
+    local list = CEGUI.toListbox(winMgr:getWindow("orxonox/QuestGUI/QuestsList"))
+    local choice = list:getFirstSelectedItem()
+    if choice ~= nil then
+        local index = list:getItemIndex(choice)
+        local quest = P.quests[index+1]
+        if quest ~= nil then
+            P.loadQuest(quest)
+        end
+    end
+end
+
+-- Change to a new subquest.
+function P.changeToSubquest_clicked(e)
+    local list = CEGUI.toListbox(winMgr:getWindow("orxonox/QuestGUI/Quest/SubquestsList"))
+    local questsList = CEGUI.toListbox(winMgr:getWindow("orxonox/QuestGUI/QuestsList"))
+    local choice = list:getFirstSelectedItem()
+    if choice ~= nil then
+        local index = list:getItemIndex(choice)
+        local quest = P.subquests[index+1]
+        if quest ~= nil then
+            -- If the P.showActive must be changed to display the quest the quests list also has to be regenerated.
+            if quest:isActive(P.player) == P.showActive then
+                P.selectQuest(questsList, quest)
+            else
+                P.showActive = quest:isActive(P.player)
+                P.loadQuestsList(quest)
+            end
+        else
+            cout(1, "Error in QuestGUI: changeToSubquest(), quest was nil. Ignoring...")
+        end
+    end
+end
+
+-- old:
+--[[
 function P.createQuestGUI()
     local questManager = orxonox.QuestManager:getInstance()
@@ -283 +573 @@
     winMgr:destroyWindow(P.detailsWindows[detailsNr])
     P.detailsWindows[detailsNr] = nil
-end
+end --]]
 
 return P

code/branches/tutoriallevel2/data/gui/scripts/SingleplayerMenu.lua

@@ -54 +54 @@
         index = index + 1
     end
+
     for k,v in pairs(P.levelList) do
         local item = CEGUI.createListboxTextItem(v:getName())