Method onAction

Engine/source/gui/editor/guiMenuBar.cpp:1683–1794

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//------------------------------------------------------------------------------
void GuiMenuBar::onAction()
{
   if(!mouseDownMenu)
      return;

   // first, call the script callback for menu selection:
   onMenuSelect_callback(mouseDownMenu->id, mouseDownMenu->text);

   MenuItem *visWalk = mouseDownMenu->firstMenuItem;
   while(visWalk)
   {
      if(visWalk->visible)
         break;
      visWalk = visWalk->nextMenuItem;
   }
   if(!visWalk)
   {
      mouseDownMenu = NULL;
      return;
   }

   mTextList = new GuiMenuTextListCtrl(this);
   mTextList->setControlProfile(mProfile);

   mBackground = new GuiMenuBackgroundCtrl(this, mTextList);

   GuiCanvas *root = getRoot();
   Point2I windowExt = root->getExtent();

   mBackground->resize( Point2I(0,0), root->getExtent());
   S32 textWidth = 0, width = 0;
   S32 acceleratorWidth = 0;

   GFont *font = mProfile->mFont;

   for(MenuItem *walk = mouseDownMenu->firstMenuItem; walk; walk = walk->nextMenuItem)
   {
      if(!walk->visible)
         continue;

      S32 iTextWidth = font->getStrWidth(walk->text);
      S32 iAcceleratorWidth = walk->accelerator ? font->getStrWidth(walk->accelerator) : 0;

      if(iTextWidth > textWidth)
         textWidth = iTextWidth;
      if(iAcceleratorWidth > acceleratorWidth)
         acceleratorWidth = iAcceleratorWidth;
   }
   width = textWidth + acceleratorWidth + maxBitmapSize.x * 2 + 2 + 4;

   mTextList->setCellSize(Point2I(width, font->getHeight()+2));
   mTextList->clearColumnOffsets();
   mTextList->addColumnOffset(-1); // add an empty column in for the bitmap index.
   mTextList->addColumnOffset(maxBitmapSize.x + 1);
   mTextList->addColumnOffset(maxBitmapSize.x + 1 + textWidth + 4);

   U32 entryCount = 0;