Merge pull request #92701 from bruvzg/button_align

[Button] Adds theme option to align button text and icon to either largest or current stylebox.
This commit is contained in:
Rémi Verschelde 2024-06-11 10:48:49 +02:00
commit 1415684af9
No known key found for this signature in database
GPG Key ID: C3336907360768E1
5 changed files with 43 additions and 10 deletions

View File

@ -118,6 +118,9 @@
<theme_item name="icon_pressed_color" data_type="color" type="Color" default="Color(1, 1, 1, 1)">
Icon modulate [Color] used when the [Button] is being pressed.
</theme_item>
<theme_item name="align_to_largest_stylebox" data_type="constant" type="int" default="0">
This constant acts as a boolean. If [code]true[/code], text and icon are always aligned to the largest stylebox margins, otherwise it's aligned to the current button state stylebox margins.
</theme_item>
<theme_item name="h_separation" data_type="constant" type="int" default="4">
The horizontal space between [Button]'s icon and text. Negative values will be treated as [code]0[/code] when used.
</theme_item>

View File

@ -737,6 +737,8 @@ void EditorThemeManager::_populate_standard_styles(const Ref<EditorTheme> &p_the
p_theme->set_constant("h_separation", "Button", 4 * EDSCALE);
p_theme->set_constant("outline_size", "Button", 0);
p_theme->set_constant("align_to_largest_stylebox", "Button", 1); // Enabled.
// MenuButton.
p_theme->set_stylebox(CoreStringName(normal), "MenuButton", p_config.panel_container_style);

View File

@ -121,6 +121,7 @@ void Button::_update_theme_item_cache() {
theme_cache.style_margin_top = MAX(theme_cache.style_margin_top, theme_cache.disabled->get_margin(SIDE_TOP));
theme_cache.style_margin_bottom = MAX(theme_cache.style_margin_bottom, theme_cache.disabled->get_margin(SIDE_BOTTOM));
}
theme_cache.max_style_size = theme_cache.max_style_size.max(Vector2(theme_cache.style_margin_left + theme_cache.style_margin_right, theme_cache.style_margin_top + theme_cache.style_margin_bottom));
}
Size2 Button::_get_largest_stylebox_size() const {
@ -214,9 +215,10 @@ void Button::_notification(int p_what) {
const RID ci = get_canvas_item();
const Size2 size = get_size();
Ref<StyleBox> style = _get_current_stylebox();
// Draws the stylebox in the current state.
if (!flat) {
_get_current_stylebox()->draw(ci, Rect2(Point2(), size));
style->draw(ci, Rect2(Point2(), size));
}
if (has_focus()) {
@ -232,18 +234,23 @@ void Button::_notification(int p_what) {
break;
}
const float style_margin_left = (theme_cache.align_to_largest_stylebox) ? theme_cache.style_margin_left : style->get_margin(SIDE_LEFT);
const float style_margin_right = (theme_cache.align_to_largest_stylebox) ? theme_cache.style_margin_right : style->get_margin(SIDE_RIGHT);
const float style_margin_top = (theme_cache.align_to_largest_stylebox) ? theme_cache.style_margin_top : style->get_margin(SIDE_TOP);
const float style_margin_bottom = (theme_cache.align_to_largest_stylebox) ? theme_cache.style_margin_bottom : style->get_margin(SIDE_BOTTOM);
Size2 drawable_size_remained = size;
{ // The size after the stelybox is stripped.
drawable_size_remained.width -= theme_cache.style_margin_left + theme_cache.style_margin_right;
drawable_size_remained.height -= theme_cache.style_margin_top + theme_cache.style_margin_bottom;
drawable_size_remained.width -= style_margin_left + style_margin_right;
drawable_size_remained.height -= style_margin_top + style_margin_bottom;
}
const int h_separation = MAX(0, theme_cache.h_separation);
float left_internal_margin_with_h_separation = _internal_margin[SIDE_LEFT];
float right_internal_margin_with_h_separation = _internal_margin[SIDE_RIGHT];
{ // The width reserved for internal element in derived classes (and h_separation if need).
{ // The width reserved for internal element in derived classes (and h_separation if needed).
if (_internal_margin[SIDE_LEFT] > 0.0f) {
left_internal_margin_with_h_separation += h_separation;
@ -381,12 +388,12 @@ void Button::_notification(int p_what) {
[[fallthrough]];
case HORIZONTAL_ALIGNMENT_FILL:
case HORIZONTAL_ALIGNMENT_LEFT: {
icon_ofs.x += theme_cache.style_margin_left;
icon_ofs.x += style_margin_left;
icon_ofs.x += left_internal_margin_with_h_separation;
} break;
case HORIZONTAL_ALIGNMENT_RIGHT: {
icon_ofs.x = size.x - theme_cache.style_margin_right;
icon_ofs.x = size.x - style_margin_right;
icon_ofs.x -= right_internal_margin_with_h_separation;
icon_ofs.x -= icon_size.width;
} break;
@ -399,11 +406,11 @@ void Button::_notification(int p_what) {
[[fallthrough]];
case VERTICAL_ALIGNMENT_FILL:
case VERTICAL_ALIGNMENT_TOP: {
icon_ofs.y += theme_cache.style_margin_top;
icon_ofs.y += style_margin_top;
} break;
case VERTICAL_ALIGNMENT_BOTTOM: {
icon_ofs.y = size.y - theme_cache.style_margin_bottom - icon_size.height;
icon_ofs.y = size.y - style_margin_bottom - icon_size.height;
} break;
}
icon_ofs = icon_ofs.floor();
@ -442,7 +449,7 @@ void Button::_notification(int p_what) {
case HORIZONTAL_ALIGNMENT_FILL:
case HORIZONTAL_ALIGNMENT_LEFT:
case HORIZONTAL_ALIGNMENT_RIGHT: {
text_ofs.x += theme_cache.style_margin_left;
text_ofs.x += style_margin_left;
text_ofs.x += left_internal_margin_with_h_separation;
if (icon_align_rtl_checked == HORIZONTAL_ALIGNMENT_LEFT) {
// Offset by the space's width that occupied by icon and h_separation together.
@ -451,7 +458,7 @@ void Button::_notification(int p_what) {
} break;
}
text_ofs.y = (drawable_size_remained.height - text_buf->get_size().height) / 2.0f + theme_cache.style_margin_top;
text_ofs.y = (drawable_size_remained.height - text_buf->get_size().height) / 2.0f + style_margin_top;
if (vertical_icon_alignment == VERTICAL_ALIGNMENT_TOP) {
text_ofs.y += custom_element_size.height - drawable_size_remained.height; // Offset by the icon's height.
}
@ -493,6 +500,21 @@ Size2 Button::get_minimum_size_for_text_and_icon(const String &p_text, Ref<Textu
minsize.width = 0;
}
float left_internal_margin_with_h_separation = _internal_margin[SIDE_LEFT];
float right_internal_margin_with_h_separation = _internal_margin[SIDE_RIGHT];
{ // The width reserved for internal element in derived classes (and h_separation if needed).
if (_internal_margin[SIDE_LEFT] > 0.0f) {
left_internal_margin_with_h_separation += theme_cache.h_separation;
}
if (_internal_margin[SIDE_RIGHT] > 0.0f) {
right_internal_margin_with_h_separation += theme_cache.h_separation;
}
minsize.width += left_internal_margin_with_h_separation + right_internal_margin_with_h_separation; // The size after the internal element is stripped.
}
if (!expand_icon && p_icon.is_valid()) {
Size2 icon_size = _fit_icon_size(p_icon->get_size());
if (vertical_icon_alignment == VERTICAL_ALIGNMENT_CENTER) {
@ -828,6 +850,8 @@ void Button::_bind_methods() {
BIND_THEME_ITEM(Theme::DATA_TYPE_CONSTANT, Button, h_separation);
BIND_THEME_ITEM(Theme::DATA_TYPE_CONSTANT, Button, icon_max_width);
BIND_THEME_ITEM(Theme::DATA_TYPE_CONSTANT, Button, align_to_largest_stylebox);
}
Button::Button(const String &p_text) {

View File

@ -75,6 +75,8 @@ private:
float style_margin_top = 0;
float style_margin_bottom = 0;
bool align_to_largest_stylebox = false;
Color font_color;
Color font_focus_color;
Color font_pressed_color;

View File

@ -187,6 +187,8 @@ void fill_default_theme(Ref<Theme> &theme, const Ref<Font> &default_font, const
theme->set_constant("h_separation", "Button", Math::round(4 * scale));
theme->set_constant("icon_max_width", "Button", 0);
theme->set_constant("align_to_largest_stylebox", "Button", 0); // Disabled.
// MenuBar
theme->set_stylebox(CoreStringName(normal), "MenuBar", button_normal);
theme->set_stylebox("hover", "MenuBar", button_hover);