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Add helper class tselectable_ and let ttoggle_button derive from it.

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This commit is contained in:
Mark de Wever 2008-05-10 09:07:08 +00:00
parent 061893af23
commit 1e4e33e27b
3 changed files with 31 additions and 13 deletions
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16
src/gui/widgets/toggle_button.cpp
View File

@ -43,7 +43,7 @@ void ttoggle_button::mouse_enter(tevent_handler&)
{
DBG_G_E << "Toggle button: mouse enter.\n";
if(is_up()) {
if(is_selected()) {
set_state(FOCUSSED_UP);
} else {
set_state(FOCUSSED_DOWN);
@ -54,7 +54,7 @@ void ttoggle_button::mouse_leave(tevent_handler&)
{
DBG_G_E << "Toggle button: mouse leave.\n";
if(is_up()) {
if(is_selected()) {
set_state(ENABLED_UP);
} else {
set_state(ENABLED_DOWN);
@ -65,7 +65,7 @@ void ttoggle_button::mouse_left_button_click(tevent_handler&)
{
DBG_G_E << "Toggle button: left mouse button click.\n";
if(is_up()) {
if(is_selected()) {
set_state(ENABLED_DOWN);
} else {
set_state(ENABLED_UP);
@ -77,13 +77,13 @@ void ttoggle_button::mouse_left_button_click(tevent_handler&)
void ttoggle_button::set_active(const bool active)
{
if(active) {
if(is_up()) {
if(is_selected()) {
set_state(ENABLED_UP);
} else {
set_state(ENABLED_DOWN);
}
} else {
if(is_up()) {
if(is_selected()) {
set_state(DISABLED_UP);
} else {
set_state(DISABLED_DOWN);
@ -91,13 +91,13 @@ void ttoggle_button::set_active(const bool active)
}
}
void ttoggle_button::set_up(const bool up)
void ttoggle_button::set_selected(const bool selected)
{
if(up == is_up()) {
if(selected == is_selected()) {
return;
}
if(up) {
if(selected) {
set_state(static_cast<tstate>(state_ - ENABLED_DOWN));
} else {
set_state(static_cast<tstate>(state_ + ENABLED_DOWN));

10
src/gui/widgets/toggle_button.hpp
View File

@ -20,7 +20,7 @@
namespace gui2 {
// Class for a toggle button
class ttoggle_button : public tcontrol
class ttoggle_button : public tcontrol, public tselectable_
{
public:
ttoggle_button() :
@ -40,11 +40,11 @@ public:
{ return state_ != DISABLED_UP && state_ != DISABLED_DOWN; }
unsigned get_state() const { return state_; }
/** Is the widget in the up state. */
bool is_up() const { return state_ < ENABLED_DOWN; }
/** Inherited from tselectable_ */
bool is_selected() const { return state_ < ENABLED_DOWN; }
/** Set the button in the wanted state. */
void set_up(const bool up = true);
/** Inherited from tselectable_ */
void set_selected(const bool selected = true);
protected:

18
src/gui/widgets/widget.hpp
View File

@ -223,6 +223,24 @@ private:
};
/**
* Small abstract helper class.
*
* Parts of the engine inherit this class so we can have generic
* selectable items.
*/
class tselectable_
{
public:
virtual ~tselectable_() {}
/** Is the control selected? */
virtual bool is_selected() const = 0;
/** Select the control */
virtual void set_selected(const bool = true) = 0;
};
} // namespace gui2
#endif