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-rw-r--r--scene/gui/tab_bar.cpp93
1 files changed, 52 insertions, 41 deletions
diff --git a/scene/gui/tab_bar.cpp b/scene/gui/tab_bar.cpp
index cf6681f809..eca6cb3eef 100644
--- a/scene/gui/tab_bar.cpp
+++ b/scene/gui/tab_bar.cpp
@@ -1,32 +1,32 @@
-/*************************************************************************/
-/* tab_bar.cpp */
-/*************************************************************************/
-/* This file is part of: */
-/* GODOT ENGINE */
-/* https://godotengine.org */
-/*************************************************************************/
-/* Copyright (c) 2007-2022 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2022 Godot Engine contributors (cf. AUTHORS.md). */
-/* */
-/* Permission is hereby granted, free of charge, to any person obtaining */
-/* a copy of this software and associated documentation files (the */
-/* "Software"), to deal in the Software without restriction, including */
-/* without limitation the rights to use, copy, modify, merge, publish, */
-/* distribute, sublicense, and/or sell copies of the Software, and to */
-/* permit persons to whom the Software is furnished to do so, subject to */
-/* the following conditions: */
-/* */
-/* The above copyright notice and this permission notice shall be */
-/* included in all copies or substantial portions of the Software. */
-/* */
-/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
-/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
-/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
-/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
-/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
-/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
-/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
-/*************************************************************************/
+/**************************************************************************/
+/* tab_bar.cpp */
+/**************************************************************************/
+/* This file is part of: */
+/* GODOT ENGINE */
+/* https://godotengine.org */
+/**************************************************************************/
+/* Copyright (c) 2014-present Godot Engine contributors (see AUTHORS.md). */
+/* Copyright (c) 2007-2014 Juan Linietsky, Ariel Manzur. */
+/* */
+/* Permission is hereby granted, free of charge, to any person obtaining */
+/* a copy of this software and associated documentation files (the */
+/* "Software"), to deal in the Software without restriction, including */
+/* without limitation the rights to use, copy, modify, merge, publish, */
+/* distribute, sublicense, and/or sell copies of the Software, and to */
+/* permit persons to whom the Software is furnished to do so, subject to */
+/* the following conditions: */
+/* */
+/* The above copyright notice and this permission notice shall be */
+/* included in all copies or substantial portions of the Software. */
+/* */
+/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
+/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
+/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. */
+/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
+/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
+/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
+/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
+/**************************************************************************/
#include "tab_bar.h"
@@ -154,7 +154,9 @@ void TabBar::gui_input(const Ref<InputEvent> &p_event) {
queue_redraw();
}
- _update_hover();
+ if (!tabs.is_empty()) {
+ _update_hover();
+ }
return;
}
@@ -362,12 +364,19 @@ void TabBar::_notification(int p_what) {
} break;
case NOTIFICATION_DRAW: {
+ bool rtl = is_layout_rtl();
+ Vector2 size = get_size();
+
if (tabs.is_empty()) {
+ // Draw the drop indicator where the first tab would be if there are no tabs.
+ if (dragging_valid_tab) {
+ int x = rtl ? size.x : 0;
+ theme_cache.drop_mark_icon->draw(get_canvas_item(), Point2(x - (theme_cache.drop_mark_icon->get_width() / 2), (size.height - theme_cache.drop_mark_icon->get_height()) / 2), theme_cache.drop_mark_color);
+ }
+
return;
}
- bool rtl = is_layout_rtl();
- Vector2 size = get_size();
int limit_minus_buttons = size.width - theme_cache.increment_icon->get_width() - theme_cache.decrement_icon->get_width();
int ofs = tabs[offset].ofs_cache;
@@ -385,9 +394,6 @@ void TabBar::_notification(int p_what) {
if (tabs[i].disabled) {
sb = theme_cache.tab_disabled_style;
col = theme_cache.font_disabled_color;
- } else if (i == current) {
- sb = theme_cache.tab_selected_style;
- col = theme_cache.font_selected_color;
} else {
sb = theme_cache.tab_unselected_style;
col = theme_cache.font_unselected_color;
@@ -1095,7 +1101,8 @@ void TabBar::drop_data(const Point2 &p_point, const Variant &p_data) {
hover_now += 1;
}
} else {
- hover_now = is_layout_rtl() ^ (p_point.x < get_tab_rect(0).position.x) ? 0 : get_tab_count() - 1;
+ int x = tabs.is_empty() ? 0 : get_tab_rect(0).position.x;
+ hover_now = is_layout_rtl() ^ (p_point.x < x) ? 0 : get_tab_count() - 1;
}
move_tab(tab_from_id, hover_now);
@@ -1121,7 +1128,7 @@ void TabBar::drop_data(const Point2 &p_point, const Variant &p_data) {
hover_now += 1;
}
} else {
- hover_now = is_layout_rtl() ^ (p_point.x < get_tab_rect(0).position.x) ? 0 : get_tab_count();
+ hover_now = tabs.is_empty() || (is_layout_rtl() ^ (p_point.x < get_tab_rect(0).position.x)) ? 0 : get_tab_count();
}
Tab moving_tab = from_tabs->tabs[tab_from_id];
@@ -1157,10 +1164,13 @@ void TabBar::drop_data(const Point2 &p_point, const Variant &p_data) {
int TabBar::get_tab_idx_at_point(const Point2 &p_point) const {
int hover_now = -1;
- for (int i = offset; i <= max_drawn_tab; i++) {
- Rect2 rect = get_tab_rect(i);
- if (rect.has_point(p_point)) {
- hover_now = i;
+
+ if (!tabs.is_empty()) {
+ for (int i = offset; i <= max_drawn_tab; i++) {
+ Rect2 rect = get_tab_rect(i);
+ if (rect.has_point(p_point)) {
+ hover_now = i;
+ }
}
}
@@ -1567,6 +1577,7 @@ void TabBar::_bind_methods() {
ClassDB::bind_method(D_METHOD("get_scroll_to_selected"), &TabBar::get_scroll_to_selected);
ClassDB::bind_method(D_METHOD("set_select_with_rmb", "enabled"), &TabBar::set_select_with_rmb);
ClassDB::bind_method(D_METHOD("get_select_with_rmb"), &TabBar::get_select_with_rmb);
+ ClassDB::bind_method(D_METHOD("clear_tabs"), &TabBar::clear_tabs);
ADD_SIGNAL(MethodInfo("tab_selected", PropertyInfo(Variant::INT, "tab")));
ADD_SIGNAL(MethodInfo("tab_changed", PropertyInfo(Variant::INT, "tab")));
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-09 01:30:35 +0000