diff options
Diffstat (limited to 'src/gui/listbox.h')
| -rw-r--r-- | src/gui/listbox.h | 41 |
1 files changed, 40 insertions, 1 deletions
diff --git a/src/gui/listbox.h b/src/gui/listbox.h index 5999f7a7..c1932f54 100644 --- a/src/gui/listbox.h +++ b/src/gui/listbox.h @@ -26,10 +26,12 @@ #include <guichan/widgets/listbox.hpp> +class SelectionListener; + /** * A list box, meant to be used inside a scroll area. Same as the Guichan list * box except this one doesn't have a background, instead completely relying - * on the scroll area. + * on the scroll area. It also adds selection listener functionality. * * \ingroup GUI */ @@ -45,6 +47,43 @@ class ListBox : public gcn::ListBox * Draws the list box. */ void draw(gcn::Graphics *graphics); + + void mousePress(int x, int y, int button); + void mouseRelease(int x, int y, int button); + void mouseMotion(int x, int y); + + /** + * Adds a listener to the list that's notified each time a change to + * the selection occurs. + */ + void addSelectionListener(SelectionListener *listener) + { + mListeners.push_back(listener); + } + + /** + * Removes a listener from the list that's notified each time a change + * to the selection occurs. + */ + void removeSelectionListener(SelectionListener *listener) + { + mListeners.remove(listener); + } + + /** + * Sets the index of the selected element. + */ + void setSelected(int selected); + + private: + /** + * Sends out selection events to the list of selection listeners. + */ + void fireSelectionChangedEvent(); + + bool mMousePressed; /**< Keeps track of mouse pressed status. */ + + std::list<SelectionListener*> mListeners; }; #endif |