rudimental implementation of non-interactive MessageBox

apps/openmw/mwgui/messagebox.cpp

@@ -11,7 +11,23 @@ void MessageBoxManager::createMessageBox (const std::string& message)
 {
     std::cout << "create non-interactive message box" << std::endl;
     MessageBox *box = new MessageBox(*this, message);
-    mMessageBoxes.push_back(box);
+    
+    mMessageBoxes.insert(mMessageBoxes.begin(), box);
+    int height = box->getHeight();
+    std::vector<MessageBox*>::const_iterator it;
+    
+    int i = 0;
+    for(it = mMessageBoxes.begin(); it != mMessageBoxes.end(); ++it) {
+        if(i == 3) {
+            (*it)->del();
+            break;
+        }
+        else {
+            (*it)->update(height);
+            height += (*it)->getHeight();
+            i++;
+        }
+    }
 }
 
 void MessageBoxManager::createInteractiveMessageBox (const std::string& message, const std::vector<std::string>& buttons)
@@ -25,24 +41,44 @@ MessageBox::MessageBox(MessageBoxManager& parMessageBoxManager, const std::strin
   , mMessageBoxManager(parMessageBoxManager)
 {
     setText("message", message);
+    update(0);
+}
 
+void MessageBox::update (int height)
+{
     MyGUI::WidgetPtr messageWidget;
     getWidget(messageWidget, "message");
     
     MyGUI::IntSize size = messageWidget->_getTextSize();
-    size.width += 20;
+    messageWidget->setSize(size);
-    size.height += 20;
+    size.width += 20; // padding between text and border of the box
+    size.height += 20; // same here
     
     MyGUI::IntSize gameWindowSize = mMessageBoxManager.mWindowManager->getGui()->getViewSize();
     MyGUI::IntCoord coord;
     coord.left = (gameWindowSize.width - size.width)/2;
-    coord.top = (gameWindowSize.height - size.height);
+    coord.top = (gameWindowSize.height - size.height - height);
     
     
     std::cout << "Setting MainWidget to position (" << coord.left << "|" << coord.top
-        << ") and size to (" << size.width << "|" << size.height << ")" << std::endl;
+        << ") and size to (" << size.width << "|" << size.height << ")"
+        << " while height is " << height << std::endl;
     
     mMainWidget->setCoord(coord);
     mMainWidget->setSize(size);
     
+    mHeight = size.height;
+}
+
+void MessageBox::del ()
+{
+    // i dont know how to destroy, but therefor i will just set height and width to zero
+    MyGUI::IntSize size;
+    size.width = size.height = 0;
+    mMainWidget->setSize(size);
+}
+
+int MessageBox::getHeight ()
+{
+    return mHeight+20; // 20 is the padding between this and the next MessageBox
 }

apps/openmw/mwgui/messagebox.hpp

@@ -31,9 +31,13 @@ namespace MWGui
         public:
             MessageBox (MessageBoxManager& parMessageBoxManager, const std::string& message);
             void setMessage (const std::string& message);
+            int getHeight ();
+            void update (int height);
+            void del ();
             
         protected:
             MessageBoxManager& mMessageBoxManager;
+            int mHeight;
     };
 
 }