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Give TabBar overridable colors per tab

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This commit is contained in:
Logan Detrick
2025-05-10 19:18:08 -07:00
parent fc7065d2b4
commit 914a72f8a4
2 changed files with 55 additions and 4 deletions
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44
scene/gui/tab_bar.cpp
View File

@@ -36,6 +36,10 @@
#include "scene/main/viewport.h"
#include "scene/theme/theme_db.h"
static inline Color _select_color(const Color &p_override_color, const Color &p_default_color) {
return p_override_color.a > 0 ? p_override_color : p_default_color;
}
Size2 TabBar::get_minimum_size() const {
Size2 ms;
@@ -527,15 +531,15 @@ void TabBar::_notification(int p_what) {
if (tabs[i].disabled) {
sb = theme_cache.tab_disabled_style;
fnt_col = theme_cache.font_disabled_color;
fnt_col = _select_color(tabs[i].font_color_overrides[DrawMode::DRAW_DISABLED], theme_cache.font_disabled_color);
icn_col = theme_cache.icon_disabled_color;
} else if (i == hover) {
sb = theme_cache.tab_hovered_style;
fnt_col = theme_cache.font_hovered_color;
fnt_col = _select_color(tabs[i].font_color_overrides[DrawMode::DRAW_HOVER], theme_cache.font_hovered_color);
icn_col = theme_cache.icon_hovered_color;
} else {
sb = theme_cache.tab_unselected_style;
fnt_col = theme_cache.font_unselected_color;
fnt_col = _select_color(tabs[i].font_color_overrides[DrawMode::DRAW_NORMAL], theme_cache.font_unselected_color);
icn_col = theme_cache.icon_unselected_color;
}
@@ -546,8 +550,9 @@ void TabBar::_notification(int p_what) {
// Draw selected tab in the front, but only if it's visible.
if (current >= offset && current <= max_drawn_tab && !tabs[current].hidden) {
Ref<StyleBox> sb = tabs[current].disabled ? theme_cache.tab_disabled_style : theme_cache.tab_selected_style;
Color col = _select_color(tabs[current].font_color_overrides[DrawMode::DRAW_PRESSED], theme_cache.font_selected_color);
_draw_tab(sb, theme_cache.font_selected_color, theme_cache.icon_selected_color, current, rtl ? (size.width - tabs[current].ofs_cache - tabs[current].size_cache) : tabs[current].ofs_cache, has_focus(true));
_draw_tab(sb, col, theme_cache.icon_selected_color, current, rtl ? (size.width - tabs[current].ofs_cache - tabs[current].size_cache) : tabs[current].ofs_cache, has_focus(true));
}
if (buttons_visible) {
@@ -1009,6 +1014,37 @@ int TabBar::get_tab_icon_max_width(int p_tab) const {
return tabs[p_tab].icon_max_width;
}
void TabBar::set_font_color_override_all(int p_tab, const Color &p_color) {
ERR_FAIL_INDEX(p_tab, tabs.size());
Tab &tab = tabs.write[p_tab];
for (int i = 0; i < DrawMode::DRAW_MAX; i++) {
tab.font_color_overrides[i] = p_color;
}
queue_redraw();
}
void TabBar::set_font_color_override(int p_tab, DrawMode p_draw_mode, const Color &p_color) {
ERR_FAIL_INDEX(p_tab, tabs.size());
ERR_FAIL_INDEX(p_draw_mode, DrawMode::DRAW_MAX);
if (tabs[p_tab].font_color_overrides[p_draw_mode] == p_color) {
return;
}
tabs.write[p_tab].font_color_overrides[p_draw_mode] = p_color;
queue_redraw();
}
Color TabBar::get_font_color_override(int p_tab, DrawMode p_draw_mode) const {
ERR_FAIL_INDEX_V(p_tab, tabs.size(), Color());
ERR_FAIL_INDEX_V(p_draw_mode, DrawMode::DRAW_MAX, Color());
return tabs[p_tab].font_color_overrides[p_draw_mode];
}
void TabBar::set_tab_disabled(int p_tab, bool p_disabled) {
ERR_FAIL_INDEX(p_tab, tabs.size());

15
scene/gui/tab_bar.h
View File

@@ -52,11 +52,22 @@ public:
CLOSE_BUTTON_MAX
};
enum DrawMode {
DRAW_NORMAL,
DRAW_PRESSED,
DRAW_HOVER,
DRAW_DISABLED,
DRAW_MAX,
};
private:
struct Tab {
mutable RID accessibility_item_element;
mutable bool accessibility_item_dirty = true;
// Corresponds to color overrides for the DrawMode enum
Color font_color_overrides[DrawMode::DRAW_MAX] = { Color(0, 0, 0, 0), Color(0, 0, 0, 0), Color(0, 0, 0, 0), Color(0, 0, 0, 0) };
String text;
String tooltip;
@@ -228,6 +239,10 @@ public:
void set_tab_icon_max_width(int p_tab, int p_width);
int get_tab_icon_max_width(int p_tab) const;
void set_font_color_override_all(int p_tab, const Color &p_color);
void set_font_color_override(int p_tab, DrawMode p_draw_mode, const Color &p_color);
Color get_font_color_override(int p_tab, DrawMode p_draw_mode) const;
void set_tab_disabled(int p_tab, bool p_disabled);
bool is_tab_disabled(int p_tab) const;