C++ MultiColumnList::getRowCount方法代码示例

bool Demo6Sample::handleContentsChanged(const CEGUI::EventArgs& e)
{
    using namespace CEGUI;

    // get access to required widgets
    MultiColumnList* mcl = static_cast<MultiColumnList*>(WindowManager::getSingleton().getWindow("Demo6/MainList"));
    Window* colText = WindowManager::getSingleton().getWindow("Demo6/ControlPanel/ColCount");
    Window* rowText = WindowManager::getSingleton().getWindow("Demo6/ControlPanel/RowCount");

    std::string tmp;
    char buff[16];

    // update the column count
    tmp = "Current Column Count: ";
    sprintf(buff, "%d", mcl->getColumnCount());
    tmp += buff;
    colText->setText(tmp);

    // update the row count
    tmp = "Current Row Count: ";
    sprintf(buff, "%d", mcl->getRowCount());
    tmp += buff;
    rowText->setText(tmp);

    // event was handled.
    return true;
}

bool Demo6Sample::handleContentsChanged(const CEGUI::EventArgs& args)
{
    using namespace CEGUI;

    // get access to required widgets
    MultiColumnList* mcl = static_cast<MultiColumnList*>(static_cast<const WindowEventArgs&>(args).window->getRootWindow()->getChild("MainList"));
    Window* colText = static_cast<const WindowEventArgs&>(args).window->getRootWindow()->getChild("ControlPanel/SetItemPanel/ColCount");
    Window* rowText = static_cast<const WindowEventArgs&>(args).window->getRootWindow()->getChild("ControlPanel/SetItemPanel/RowCount");

    std::string tmp;
    char buff[16];

    // update the column count
    tmp = "Current Column Count: ";
    sprintf(buff, "%d", mcl->getColumnCount());
    tmp += buff;
    colText->setText(tmp.c_str());

    // update the row count
    tmp = "Current Row Count: ";
    sprintf(buff, "%d", mcl->getRowCount());
    tmp += buff;
    rowText->setText(tmp.c_str());

    // event was handled.
    return true;
}

static void
sdl_update_roadbook(struct navigation *nav)
{

	using namespace CEGUI;
	extern Window* myRoot;
	
	struct navigation_list *list;	
	list=navigation_list_new(nav);

	// First, update the 'Navigation Tip' on the main window

	try {
		struct attr attr;
		item_attr_get(navigation_list_get_item(list), attr_navigation_speech, &attr);
		WindowManager::getSingleton().getWindow("Navit/Routing/Tips")->setText(attr.u.str);
	}
	catch (CEGUI::Exception& e)
	{
		fprintf(stderr,"CEGUI Exception occured: \n%s\n", e.getMessage().c_str());
		printf("Missing control!...\n");
	}

	// Then, update the whole roadbook	
	try {

		/* Currently we use the 'Navit' text to display the roadbook, until Mineque design a button for that 		
		if(! WindowManager::getSingleton().getWindow("OSD/RoadbookButton")->isVisible()){
			WindowManager::getSingleton().getWindow("OSD/RoadbookButton")->show();
		}
		*/

		MultiColumnList* mcl = static_cast<MultiColumnList*>(WindowManager::getSingleton().getWindow("Roadbook"));
		mcl->resetList();

		item *item;
		struct attr attr;

		list=navigation_list_new(nav);	
		while ((item=navigation_list_get_item(list))) {
				
// 			printf("SDL : %s\n", str);
	 		mcl->addRow();
			item_attr_get(item, attr_navigation_short, &attr);
			ListboxTextItem* itemListbox = new ListboxTextItem(attr.u.str);
			itemListbox->setSelectionBrushImage("TaharezLook", "MultiListSelectionBrush");
			mcl->setItem(itemListbox, 0, mcl->getRowCount()-1);
		}
		navigation_list_destroy(list);
	}
	catch (CEGUI::Exception& e)
	{
		fprintf(stderr,"CEGUI Exception occured: \n%s\n", e.getMessage().c_str());
		printf("Missing control!...\n");
	}

}

bool handleMouseEnters(const CEGUI::EventArgs& event)
{
	// FIXME this whole function could maybe be removed
	const CEGUI::WindowEventArgs& we =  static_cast<const CEGUI::WindowEventArgs&>(event);

	// FIXME theses variables should be shared
	extern CEGUI::OpenGLRenderer* renderer;
	extern CEGUI::Window* myRoot;

	using namespace CEGUI;
	myRoot->getChild("Navit/Keyboard")->getChild("Navit/Keyboard/Input")->setText("");
	MultiColumnList* mcl = static_cast<MultiColumnList*>(WindowManager::getSingleton().getWindow("DestinationWindow/Listbox"));

	String senderID = we.window->getName();

	if (senderID == "DestinationWindow/CountryEditbox"){
		// First, clean off the Street and Town Editbox
		extern Window* myRoot;
		Window* town_edit = static_cast<Window*>(myRoot->getChild("DestinationWindow")->getChild("DestinationWindow/TownEditbox"));
		town_edit->setText("");
		Window* street_edit = static_cast<Window*>(myRoot->getChild("DestinationWindow")->getChild("DestinationWindow/StreetEditbox"));
		street_edit->setText("");
		SDL_dest.current_search=SRCH_COUNTRY;

	} else if (senderID == "DestinationWindow/TownEditbox"){
		// First, clean off the Street Editbox
		extern Window* myRoot;
		Window* street_edit = static_cast<Window*>(myRoot->getChild("DestinationWindow")->getChild("DestinationWindow/StreetEditbox"));
		street_edit->setText("");
		SDL_dest.current_search=SRCH_TOWN;

	} else if (senderID == "DestinationWindow/StreetEditbox"){
		// First, make sure the user selected an entry in the town choice. If he hadn't, select the first for him.
  		if(SDL_dest.current_search==SRCH_TOWN){
			if (mcl->getRowCount()>0)
			{
				handleItemSelect(0);
			}			
		}
		SDL_dest.current_search=SRCH_STREET;

	}
}

bool ButtonGo(const CEGUI::EventArgs& event)
{
	using namespace CEGUI;
	
	MultiColumnList* mcl = static_cast<MultiColumnList*>(WindowManager::getSingleton().getWindow("AdressSearch/Listbox"));
	// First, make sure the user selected an entry in the town choice. If he hadn't, select the first for him.
	if(SDL_dest.current_search==SRCH_TOWN){
		if (mcl->getRowCount()>0)
		{
			handleItemSelect(0);
		}
	}


	Window* Dest_x = static_cast<Window*>(WindowManager::getSingleton().getWindow("AdressSearch/Dest_x"));
	Window* Dest_y = static_cast<Window*>(WindowManager::getSingleton().getWindow("AdressSearch/Dest_y"));
	
	extern struct navit *sdl_gui_navit;
 	route_to(atoi(Dest_x->getText().c_str()),atoi(Dest_y->getText().c_str()));

	return true;
}

void handle_destination_change(){

	using namespace CEGUI;

 	struct search_param *search=&search_param;
	struct search_list_result *res;

	MultiColumnList* mcl = static_cast<MultiColumnList*>(WindowManager::getSingleton().getWindow("AdressSearch/Listbox"));


	if (SDL_dest.current_search==SRCH_COUNTRY)
	{	
		Editbox* country_edit = static_cast<Editbox*>(WindowManager::getSingleton().getWindow("AdressSearch/CountryEditbox"));
		String content=country_edit->getText();

		mcl->resetList();
		dbg(0,"Starting a country search : %s\n",content.c_str());

		search->attr.type=attr_country_all;

		// FIXME the following codeblock could be shared between country, town and street search
		search->attr.u.str=(char *)content.c_str();

		search_list_search(search->sl, &search->attr, 1);
		while((res=search_list_get_result(search->sl))) {
			ListboxTextItem* itemListbox = new ListboxTextItem((CEGUI::utf8*)(res->country->name));
			itemListbox->setSelectionBrushImage("TaharezLook", "MultiListSelectionBrush");

			mcl->addRow(itemListbox,0);
		}

	} else if (SDL_dest.current_search==SRCH_TOWN)
	{	
		
		Editbox* town_edit = static_cast<Editbox*>(WindowManager::getSingleton().getWindow("AdressSearch/TownEditbox"));
		String content=town_edit->getText();


		mcl->resetList();

		if(strlen(content.c_str())<4){

		}  else {
			dbg(0,"town searching for %s\n",content.c_str());
			search->attr.type=attr_town_name;
			search->attr.u.str=(char *)content.c_str();

			search_list_search(search->sl, &search->attr, 1);
			while((res=search_list_get_result(search->sl))) {
				ListboxTextItem* itemListbox = new ListboxTextItem((CEGUI::utf8*)(res->town->name));
				itemListbox->setSelectionBrushImage("TaharezLook", "MultiListSelectionBrush");

				mcl->addRow(itemListbox,0);

				char x [256];
				sprintf(x,"%li",res->c->x);
				ListboxTextItem* xitem = new ListboxTextItem(x);
			
				char y [256];
				sprintf(y,"%li",res->c->y);
			
				ListboxTextItem* yitem = new ListboxTextItem(y);
			
				try
				{
					mcl->setItem(xitem, 3, mcl->getRowCount()-1);
					mcl->setItem(yitem, 4, mcl->getRowCount()-1);
				}
				// something went wrong, so cleanup the ListboxTextItem.
				catch (InvalidRequestException)
				{
// 					delete item;
				}
	
			}

		}


	} else if (SDL_dest.current_search==SRCH_STREET)
	{	
		Editbox* street_edit = static_cast<Editbox*>(WindowManager::getSingleton().getWindow("AdressSearch/StreetEditbox"));
		
		String content=street_edit->getText();
		if(strlen(content.c_str())<1){

		}  else {
			// dbg(1,"street searching for %s\n",content.c_str());
			search->attr.type=attr_street_name;
			search->attr.u.str=(char *)content.c_str();

			mcl->resetList();

			search_list_search(search->sl, &search->attr, 1);
			while((res=search_list_get_result(search->sl))) {
				ListboxTextItem* itemListbox = new ListboxTextItem((CEGUI::utf8*)(res->street->name));
				itemListbox->setSelectionBrushImage("TaharezLook", "MultiListSelectionBrush");

				mcl->addRow(itemListbox,0);

//.........这里部分代码省略.........

    void FalagardMultiColumnList::render()
    {
        MultiColumnList* w = (MultiColumnList*)d_window;
        const ListHeader* header = w->getListHeader();
        const Scrollbar* vertScrollbar = w->getVertScrollbar();
        const Scrollbar* horzScrollbar = w->getHorzScrollbar();

        // render general stuff before we handle the items
        cacheListboxBaseImagery();

        //
        // Render list items
        //
        Vector3f itemPos;
        Sizef itemSize;
        Rectf itemClipper, itemRect;

        // calculate position of area we have to render into
        Rectf itemsArea(getListRenderArea());

        // set up initial positional details for items
        itemPos.d_y = itemsArea.top() - vertScrollbar->getScrollPosition();
        itemPos.d_z = 0.0f;

        const float alpha = w->getEffectiveAlpha();

        // loop through the items
        for (uint i = 0; i < w->getRowCount(); ++i)
        {
            // set initial x position for this row.
            itemPos.d_x = itemsArea.left() - horzScrollbar->getScrollPosition();

            // calculate height for this row.
            itemSize.d_height = w->getHighestRowItemHeight(i);

            // loop through the columns in this row
            for (uint j = 0; j < w->getColumnCount(); ++j)
            {
                // allow item to use full width of the column
                itemSize.d_width = CoordConverter::asAbsolute(header->getColumnWidth(j), header->getPixelSize().d_width);

                ListboxItem* item = w->getItemAtGridReference(MCLGridRef(i,j));

                // is the item for this column set?
                if (item)
                {
                    // calculate destination area for this item.
                    itemRect.left(itemPos.d_x);
                    itemRect.top(itemPos.d_y);
                    itemRect.setSize(itemSize);
                    itemClipper = itemRect.getIntersection(itemsArea);

                    // skip this item if totally clipped
                    if (itemClipper.getWidth() == 0)
                    {
                        itemPos.d_x += itemSize.d_width;
                        continue;
                    }

                    // draw this item
                    item->draw(w->getGeometryBuffer(), itemRect, alpha, &itemClipper);
                }

                // update position for next column.
                itemPos.d_x += itemSize.d_width;
            }

            // update position ready for next row
            itemPos.d_y += itemSize.d_height;
        }
    }

static void
sdl_update_roadbook(struct navigation *nav)
{

	using namespace CEGUI;

	struct map *map;
	struct map_rect *mr;

	if (! nav)
		return;
	map=navigation_get_map(nav);
	if (! map)
		return;
	mr=map_rect_new(map, NULL);
	if (! mr)
		return;

	// First, ensure the navigation tip is visible. quick workaround for when resuming a destination
	WindowManager::getSingleton().getWindow("Navit/Routing/Tips")->show();

	// update the 'Navigation Tip' on the main window
	try {
		struct attr attr;
		item_attr_get(map_rect_get_item(mr), attr_navigation_speech, &attr);
		map_rect_destroy(mr);
		mr=map_rect_new(map, NULL);
		WindowManager::getSingleton().getWindow("Navit/Routing/Tips")->setText((CEGUI::utf8*)(attr.u.str));
	}
	catch (CEGUI::Exception& e)
	{
		fprintf(stderr,"CEGUI Exception occured: \n%s\n", e.getMessage().c_str());
		printf("Missing control!...\n");
	}

	// Then, update the whole roadbook	
	try {

		/* Currently we use the 'Navit' text to display the roadbook, until Mineque design a button for that 		
		if(! WindowManager::getSingleton().getWindow("OSD/RoadbookButton")->isVisible()){
			WindowManager::getSingleton().getWindow("OSD/RoadbookButton")->show();
		}
		*/

		MultiColumnList* mcl = static_cast<MultiColumnList*>(WindowManager::getSingleton().getWindow("Roadbook"));
		mcl->resetList();

		item *item;
		struct attr attr;

		while ((item=map_rect_get_item(mr))) {
	 		mcl->addRow();
			item_attr_get(item, attr_navigation_short, &attr);
			ListboxTextItem* itemListbox = new ListboxTextItem(attr.u.str);
			itemListbox->setSelectionBrushImage("TaharezLook", "MultiListSelectionBrush");
			mcl->setItem(itemListbox, 0, mcl->getRowCount()-1);
		}
		map_rect_destroy(mr);
	}
	catch (CEGUI::Exception& e)
	{
		dbg(0,"CEGUI Exception occured: \n%s\n", e.getMessage().c_str());
		dbg(0,"Missing control!\n");
	}

}