0ct0pu5/wesnoth
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Reimplement the value changed callback.

Browse source 
It seems the callback got lost in the rewrite. Added a hacky version
will need more testing later.
This commit is contained in:
Mark de Wever 2009-03-01 16:24:29 +00:00
parent b4b264ea1a
commit fb6ea9965e
2 changed files with 21 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

10
src/gui/widgets/listbox.cpp
View file

@ -34,6 +34,7 @@ tlistbox::tlistbox(const bool has_minimum, const bool has_maximum,
: tscrollbar_container(2) // FIXME magic number
, generator_(NULL)
, list_builder_(NULL)
, callback_value_changed_(NULL)
{
generator_ = tgenerator_::build(
has_minimum, has_maximum, placement, select);
@ -139,6 +140,9 @@ void tlistbox::list_item_clicked(twidget* caller)
if(generator_->get_item(i).has_widget(caller)) {
generator_->toggle_item(i);
if(callback_value_changed_) {
callback_value_changed_(this);
}
return;
}
}
@ -174,6 +178,9 @@ void tlistbox::handle_key_up_arrow(SDLMod modifier, bool& handled)
show_content_rect(rect);
if(callback_value_changed_) {
callback_value_changed_(this);
}
} else {
// Inherited.
tscrollbar_container::handle_key_up_arrow(modifier, handled);
@ -198,6 +205,9 @@ void tlistbox::handle_key_down_arrow(SDLMod modifier, bool& handled)
show_content_rect(rect);
if(callback_value_changed_) {
callback_value_changed_(this);
}
} else {
// Inherited.
tscrollbar_container::handle_key_up_arrow(modifier, handled);

13
src/gui/widgets/listbox.hpp
View file

@ -129,8 +129,8 @@ public:
/***** ***** ***** setters / getters for members ***** ****** *****/
// FIXME implement
void set_callback_value_change(void (*) (twidget* caller)) {}
void set_callback_value_change(void (*callback) (twidget* caller))
{ callback_value_changed_ = callback; }
void set_list_builder(tbuilder_grid_ptr list_builder)
{ list_builder_ = list_builder; }
@ -217,6 +217,15 @@ private:
/** Contains the builder for the new items. */
tbuilder_grid_const_ptr list_builder_;
/**
* This callback is called when the value in the listbox changes.
*
* @todo the implementation of the callback hasn't been tested a lot and
* there might be too many calls. That might happen if an arrow up didn't
* change the selected item.
*/
void (*callback_value_changed_) (twidget*);
/** Inherited from tcontrol. */
const std::string& get_control_type() const
{ static const std::string type = "listbox"; return type; }