diff options
Diffstat (limited to 'scene/gui/tab_bar.cpp')
| -rw-r--r-- | scene/gui/tab_bar.cpp | 100 |
1 files changed, 89 insertions, 11 deletions
diff --git a/scene/gui/tab_bar.cpp b/scene/gui/tab_bar.cpp index 8128bbd11d..ce2dca0ea3 100644 --- a/scene/gui/tab_bar.cpp +++ b/scene/gui/tab_bar.cpp @@ -35,6 +35,7 @@ #include "scene/gui/box_container.h" #include "scene/gui/label.h" #include "scene/gui/texture_rect.h" +#include "scene/main/viewport.h" Size2 TabBar::get_minimum_size() const { Size2 ms; @@ -158,7 +159,13 @@ void TabBar::gui_input(const Ref<InputEvent> &p_event) { } } + if (get_viewport()->gui_is_dragging() && can_drop_data(pos, get_viewport()->gui_get_drag_data())) { + dragging_valid_tab = true; + update(); + } + _update_hover(); + return; } @@ -333,6 +340,13 @@ void TabBar::_notification(int p_what) { } } break; + case NOTIFICATION_DRAG_END: { + if (dragging_valid_tab) { + dragging_valid_tab = false; + update(); + } + } break; + case NOTIFICATION_DRAW: { if (tabs.is_empty()) { return; @@ -346,8 +360,6 @@ void TabBar::_notification(int p_what) { Color font_disabled_color = get_theme_color(SNAME("font_disabled_color")); Ref<Texture2D> incr = get_theme_icon(SNAME("increment")); Ref<Texture2D> decr = get_theme_icon(SNAME("decrement")); - Ref<Texture2D> incr_hl = get_theme_icon(SNAME("increment_highlight")); - Ref<Texture2D> decr_hl = get_theme_icon(SNAME("decrement_highlight")); bool rtl = is_layout_rtl(); Vector2 size = get_size(); @@ -391,7 +403,10 @@ void TabBar::_notification(int p_what) { } if (buttons_visible) { - int vofs = (get_size().height - incr->get_size().height) / 2; + Ref<Texture2D> incr_hl = get_theme_icon(SNAME("increment_highlight")); + Ref<Texture2D> decr_hl = get_theme_icon(SNAME("decrement_highlight")); + + int vofs = (size.height - incr->get_size().height) / 2; if (rtl) { if (missing_right) { @@ -419,6 +434,39 @@ void TabBar::_notification(int p_what) { } } } + + if (dragging_valid_tab) { + int x; + + int tab_hover = get_hovered_tab(); + if (tab_hover != -1) { + Rect2 tab_rect = get_tab_rect(tab_hover); + + x = tab_rect.position.x; + if (get_local_mouse_position().x > x + tab_rect.size.width / 2) { + x += tab_rect.size.width; + } + } else { + if (rtl ^ (get_local_mouse_position().x < get_tab_rect(0).position.x)) { + x = get_tab_rect(0).position.x; + if (rtl) { + x += get_tab_rect(0).size.width; + } + } else { + Rect2 tab_rect = get_tab_rect(get_tab_count() - 1); + + x = tab_rect.position.x; + if (!rtl) { + x += tab_rect.size.width; + } + } + } + + Ref<Texture2D> drop_mark = get_theme_icon(SNAME("drop_mark")); + Color drop_mark_color = get_theme_color(SNAME("drop_mark_color")); + + drop_mark->draw(get_canvas_item(), Point2(x - drop_mark->get_width() / 2, (size.height - drop_mark->get_height()) / 2), drop_mark_color); + } } break; } } @@ -906,6 +954,8 @@ void TabBar::_on_mouse_exited() { cb_hover = -1; hover = -1; highlight_arrow = -1; + dragging_valid_tab = false; + update(); } @@ -1057,13 +1107,29 @@ void TabBar::drop_data(const Point2 &p_point, const Variant &p_data) { NodePath to_path = get_path(); if (from_path == to_path) { - if (hover_now < 0) { - hover_now = get_tab_count() - 1; + if (tab_from_id == hover_now) { + return; + } + + // Drop the new tab to the left or right depending on where the target tab is being hovered. + if (hover_now != -1) { + Rect2 tab_rect = get_tab_rect(hover_now); + if (is_layout_rtl() ^ (p_point.x <= tab_rect.position.x + tab_rect.size.width / 2)) { + if (hover_now > tab_from_id) { + hover_now -= 1; + } + } else if (tab_from_id > hover_now) { + hover_now += 1; + } + } else { + hover_now = is_layout_rtl() ^ (p_point.x < get_tab_rect(0).position.x) ? 0 : get_tab_count() - 1; } move_tab(tab_from_id, hover_now); - emit_signal(SNAME("active_tab_rearranged"), hover_now); - set_current_tab(hover_now); + if (!is_tab_disabled(hover_now)) { + emit_signal(SNAME("active_tab_rearranged"), hover_now); + set_current_tab(hover_now); + } } else if (get_tabs_rearrange_group() != -1) { // Drag and drop between Tabs. @@ -1075,11 +1141,17 @@ void TabBar::drop_data(const Point2 &p_point, const Variant &p_data) { return; } - Tab moving_tab = from_tabs->tabs[tab_from_id]; - if (hover_now < 0) { - hover_now = get_tab_count(); + // Drop the new tab to the left or right depending on where the target tab is being hovered. + if (hover_now != -1) { + Rect2 tab_rect = get_tab_rect(hover_now); + if (is_layout_rtl() ^ (p_point.x > tab_rect.position.x + tab_rect.size.width / 2)) { + hover_now += 1; + } + } else { + hover_now = 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]; from_tabs->remove_tab(tab_from_id); tabs.insert(hover_now, moving_tab); @@ -1092,7 +1164,13 @@ void TabBar::drop_data(const Point2 &p_point, const Variant &p_data) { } } - set_current_tab(hover_now); + if (!is_tab_disabled(hover_now)) { + set_current_tab(hover_now); + } else { + _update_cache(); + update(); + } + update_minimum_size(); if (tabs.size() == 1) { |