forked from teamnwah/openmw-tes3coop
dialogue window topic list word-wrapping
scrawl
13 years ago
parent
12453d4e9d
commit
499dd26398
@ -0,0 +1,116 @@
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#include "list.hpp"
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#include <MyGUI.h>
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using namespace MWGui;
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using namespace MWGui::Widgets;
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MWList::MWList() :
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mClient(0)
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, mScrollView(0)
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, mItemHeight(0)
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{
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}
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void MWList::initialiseOverride()
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{
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Base::initialiseOverride();
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assignWidget(mClient, "Client");
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if (mClient == 0)
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mClient = this;
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mScrollView = mClient->createWidgetReal<MyGUI::ScrollView>(
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"MW_ScrollView", MyGUI::FloatCoord(0.0, 0.0, 1.0, 1.0),
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MyGUI::Align::Top | MyGUI::Align::Left | MyGUI::Align::Stretch, getName() + "_ScrollView");
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}
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void MWList::addItem(const std::string& name)
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{
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mItems.push_back(name);
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redraw();
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}
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void MWList::redraw(bool scrollbarShown)
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{
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const int _scrollBarWidth = 24; // fetch this from skin?
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const int scrollBarWidth = scrollbarShown ? _scrollBarWidth : 0;
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const int spacing = 3;
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while (mScrollView->getChildCount())
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{
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MyGUI::Gui::getInstance().destroyWidget(mScrollView->getChildAt(0));
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}
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mItemHeight = 0;
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for (std::vector<std::string>::const_iterator it=mItems.begin();
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it!=mItems.end(); ++it)
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{
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MyGUI::Button* button = mScrollView->createWidget<MyGUI::Button>(
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"MW_ListLine", MyGUI::IntCoord(0, mItemHeight, mScrollView->getSize().width - scrollBarWidth - 2, 24),
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MyGUI::Align::Left | MyGUI::Align::Top, getName() + "_item_" + (*it));
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button->setCaption((*it));
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button->getSubWidgetText()->setWordWrap(true);
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button->getSubWidgetText()->setTextAlign(MyGUI::Align::Left);
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button->eventMouseWheel += MyGUI::newDelegate(this, &MWList::onMouseWheel);
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button->eventMouseButtonClick += MyGUI::newDelegate(this, &MWList::onItemSelected);
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int height = button->getTextSize().height;
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button->setSize(MyGUI::IntSize(button->getSize().width, height));
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mItemHeight += height + spacing;
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}
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mScrollView->setCanvasSize(mClient->getSize().width + (_scrollBarWidth-scrollBarWidth), std::max(mItemHeight, mClient->getSize().height));
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mScrollView->setViewOffset(MyGUI::IntPoint(0,0));
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if (!scrollbarShown && mItemHeight > mClient->getSize().height)
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redraw(true);
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}
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bool MWList::hasItem(const std::string& name)
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{
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return (std::find(mItems.begin(), mItems.end(), name) != mItems.end());
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}
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unsigned int MWList::getItemCount()
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{
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return mItems.size();
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}
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std::string MWList::getItemNameAt(unsigned int at)
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{
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assert(at < mItems.size() && "List item out of bounds");
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return mItems[at];
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}
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void MWList::removeItem(const std::string& name)
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{
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assert( std::find(mItems.begin(), mItems.end(), name) != mItems.end() );
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mItems.erase( std::find(mItems.begin(), mItems.end(), name) );
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redraw();
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}
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void MWList::clear()
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{
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mItems.clear();
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redraw();
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}
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void MWList::onMouseWheel(MyGUI::Widget* _sender, int _rel)
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{
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//NB view offset is negative
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if (mScrollView->getViewOffset().top + _rel*0.3 > 0)
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mScrollView->setViewOffset(MyGUI::IntPoint(0, 0));
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else
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mScrollView->setViewOffset(MyGUI::IntPoint(0, mScrollView->getViewOffset().top + _rel*0.3));
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}
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void MWList::onItemSelected(MyGUI::Widget* _sender)
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{
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std::string name = static_cast<MyGUI::Button*>(_sender)->getCaption();
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eventItemSelected(name);
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}
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@ -0,0 +1,54 @@
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#ifndef MWGUI_LIST_HPP
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#define MWGUI_LIST_HPP
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#include <MyGUI.h>
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namespace MWGui
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{
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namespace Widgets
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{
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/**
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* \brief a very simple list widget that supports word-wrapping entries
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* \note does not handle changing the width of the list at runtime
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*/
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class MWList : public MyGUI::Widget
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{
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MYGUI_RTTI_DERIVED(MWList)
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public:
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MWList();
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typedef MyGUI::delegates::CMultiDelegate1<std::string> EventHandle_String;
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/**
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* Event: Item selected with the mouse.
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* signature: void method(std::string itemName)
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*/
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EventHandle_String eventItemSelected;
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void addItem(const std::string& name);
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void removeItem(const std::string& name);
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bool hasItem(const std::string& name);
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unsigned int getItemCount();
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std::string getItemNameAt(unsigned int at);
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void clear();
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protected:
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void initialiseOverride();
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void redraw(bool scrollbarShown = false);
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void onMouseWheel(MyGUI::Widget* _sender, int _rel);
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void onItemSelected(MyGUI::Widget* _sender);
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private:
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MyGUI::ScrollView* mScrollView;
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MyGUI::Widget* mClient;
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std::vector<std::string> mItems;
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int mItemHeight; // height of all items
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};
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}
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}
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#endif
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