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OptionButton: allow reselection of selected item

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This commit is contained in:
kilojool 2023-01-25 11:39:09 +01:00
parent 4368191a9f
commit 8b008757db
3 changed files with 20 additions and 1 deletions
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4
doc/classes/OptionButton.xml
View File

@ -204,6 +204,9 @@
<members>
<member name="action_mode" type="int" setter="set_action_mode" getter="get_action_mode" overrides="BaseButton" enum="BaseButton.ActionMode" default="0" />
<member name="alignment" type="int" setter="set_text_alignment" getter="get_text_alignment" overrides="Button" enum="HorizontalAlignment" default="0" />
<member name="allow_reselect" type="bool" setter="set_allow_reselect" getter="get_allow_reselect" default="false">
If [code]true[/code], the currently selected item can be selected again.
</member>
<member name="fit_to_longest_item" type="bool" setter="set_fit_to_longest_item" getter="is_fit_to_longest_item" default="true">
If [code]true[/code], minimum size will be determined by the longest item's text, instead of the currently selected one's.
[b]Note:[/b] For performance reasons, the minimum size doesn't update immediately when adding, removing or modifying items.
@ -227,6 +230,7 @@
<param index="0" name="index" type="int" />
<description>
Emitted when the current item has been changed by the user. The index of the item selected is passed as argument.
[member allow_reselect] must be enabled to reselect an item.
</description>
</signal>
</signals>

13
scene/gui/option_button.cpp
View File

@ -383,6 +383,14 @@ bool OptionButton::is_fit_to_longest_item() const {
return fit_to_longest_item;
}
void OptionButton::set_allow_reselect(bool p_allow) {
allow_reselect = p_allow;
}
bool OptionButton::get_allow_reselect() const {
return allow_reselect;
}
void OptionButton::add_separator(const String &p_text) {
popup->add_separator(p_text);
}
@ -395,7 +403,7 @@ void OptionButton::clear() {
}
void OptionButton::_select(int p_which, bool p_emit) {
if (p_which == current) {
if (p_which == current && !allow_reselect) {
return;
}
@ -560,11 +568,14 @@ void OptionButton::_bind_methods() {
ClassDB::bind_method(D_METHOD("get_selectable_item", "from_last"), &OptionButton::get_selectable_item, DEFVAL(false));
ClassDB::bind_method(D_METHOD("set_fit_to_longest_item", "fit"), &OptionButton::set_fit_to_longest_item);
ClassDB::bind_method(D_METHOD("is_fit_to_longest_item"), &OptionButton::is_fit_to_longest_item);
ClassDB::bind_method(D_METHOD("set_allow_reselect", "allow"), &OptionButton::set_allow_reselect);
ClassDB::bind_method(D_METHOD("get_allow_reselect"), &OptionButton::get_allow_reselect);
// "selected" property must come after "item_count", otherwise GH-10213 occurs.
ADD_ARRAY_COUNT("Items", "item_count", "set_item_count", "get_item_count", "popup/item_");
ADD_PROPERTY(PropertyInfo(Variant::INT, "selected"), "_select_int", "get_selected");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "fit_to_longest_item"), "set_fit_to_longest_item", "is_fit_to_longest_item");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "allow_reselect"), "set_allow_reselect", "get_allow_reselect");
ADD_SIGNAL(MethodInfo("item_selected", PropertyInfo(Variant::INT, "index")));
ADD_SIGNAL(MethodInfo("item_focused", PropertyInfo(Variant::INT, "index")));
}

4
scene/gui/option_button.h
View File

@ -42,6 +42,7 @@ class OptionButton : public Button {
bool fit_to_longest_item = true;
Vector2 _cached_size;
bool cache_refresh_pending = false;
bool allow_reselect = false;
struct ThemeCache {
Ref<StyleBox> normal;
@ -111,6 +112,9 @@ public:
void set_fit_to_longest_item(bool p_fit);
bool is_fit_to_longest_item() const;
void set_allow_reselect(bool p_allow);
bool get_allow_reselect() const;
void add_separator(const String &p_text = "");
void clear();