diff options
Diffstat (limited to 'scene/gui/tree.cpp')
| -rw-r--r-- | scene/gui/tree.cpp | 84 |
1 files changed, 57 insertions, 27 deletions
diff --git a/scene/gui/tree.cpp b/scene/gui/tree.cpp index c9d1295557..964f376dbd 100644 --- a/scene/gui/tree.cpp +++ b/scene/gui/tree.cpp @@ -5,8 +5,8 @@ /* GODOT ENGINE */ /* https://godotengine.org */ /*************************************************************************/ -/* Copyright (c) 2007-2019 Juan Linietsky, Ariel Manzur. */ -/* Copyright (c) 2014-2019 Godot Engine contributors (cf. AUTHORS.md) */ +/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */ +/* Copyright (c) 2014-2020 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 */ @@ -1234,7 +1234,7 @@ int Tree::draw_item(const Point2i &p_pos, const Point2 &p_draw_ofs, const Size2 } } - if (select_mode != SELECT_ROW && (p_item->cells[i].selected || selected_item == p_item)) { + if ((select_mode == SELECT_ROW && selected_item == p_item) || p_item->cells[i].selected) { Rect2i r(cell_rect.position, cell_rect.size); if (p_item->cells[i].text.size() > 0) { @@ -2162,9 +2162,8 @@ void Tree::_go_right() { if (selected_item->get_children() != NULL && selected_item->is_collapsed()) { selected_item->set_collapsed(false); } else if (selected_item->get_next_visible()) { - selected_item->select(0); + selected_col = 0; _go_down(); - return; } } else { if (select_mode == SELECT_MULTI) { @@ -2224,8 +2223,9 @@ void Tree::_go_down() { TreeItem *next = NULL; if (!selected_item) { - next = hide_root ? root->get_next_visible() : root; - selected_item = 0; + if (root) { + next = hide_root ? root->get_next_visible() : root; + } } else { next = selected_item->get_next_visible(); @@ -2745,9 +2745,13 @@ void Tree::_gui_input(Ref<InputEvent> p_event) { Ref<InputEventPanGesture> pan_gesture = p_event; if (pan_gesture.is_valid()) { - double prev_value = v_scroll->get_value(); + double prev_v = v_scroll->get_value(); v_scroll->set_value(v_scroll->get_value() + v_scroll->get_page() * pan_gesture->get_delta().y / 8); - if (v_scroll->get_value() != prev_value) { + + double prev_h = h_scroll->get_value(); + h_scroll->set_value(h_scroll->get_value() + h_scroll->get_page() * pan_gesture->get_delta().x / 8); + + if (v_scroll->get_value() != prev_v || h_scroll->get_value() != prev_h) { accept_event(); } } @@ -2765,7 +2769,6 @@ bool Tree::edit_selected() { return false; Rect2 rect = s->get_meta("__focus_rect"); - popup_edited_item = s; popup_edited_item_col = col; @@ -3427,7 +3430,10 @@ int Tree::get_item_offset(TreeItem *p_item) const { if (it == p_item) return ofs; - ofs += compute_item_height(it) + cache.vseparation; + ofs += compute_item_height(it); + if (it != root || !hide_root) { + ofs += cache.vseparation; + } if (it->children && !it->collapsed) { @@ -3453,25 +3459,48 @@ int Tree::get_item_offset(TreeItem *p_item) const { } void Tree::ensure_cursor_is_visible() { - - if (!is_inside_tree()) + if (!is_inside_tree()) { return; + } + if (!selected_item || (selected_col == -1)) { + return; // Nothing under cursor. + } - TreeItem *selected = get_selected(); - if (!selected) - return; - int ofs = get_item_offset(selected); - if (ofs == -1) - return; - int h = compute_item_height(selected) + cache.vseparation; - int screenh = get_size().height - h_scroll->get_combined_minimum_size().height; + const Size2 area_size = get_size() - cache.bg->get_minimum_size(); + + int y_offset = get_item_offset(selected_item); + if (y_offset != -1) { + const int tbh = _get_title_button_height(); + y_offset -= tbh; + + const int cell_h = compute_item_height(selected_item) + cache.vseparation; + const int screen_h = area_size.height - h_scroll->get_combined_minimum_size().height - tbh; + + if (cell_h > screen_h) { // Screen size is too small, maybe it was not resized yet. + v_scroll->set_value(y_offset); + } else if (y_offset + cell_h > v_scroll->get_value() + screen_h) { + v_scroll->call_deferred("set_value", y_offset - screen_h + cell_h); + } else if (y_offset < v_scroll->get_value()) { + v_scroll->set_value(y_offset); + } + } + + if (select_mode != SELECT_ROW) { // Cursor always at col 0 in this mode. + int x_offset = 0; + for (int i = 0; i < selected_col; i++) { + x_offset += get_column_width(i); + } - if (h > screenh) { //screen size is too small, maybe it was not resized yet. - v_scroll->set_value(ofs); - } else if (ofs + h > v_scroll->get_value() + screenh) { - v_scroll->call_deferred("set_value", ofs - screenh + h); - } else if (ofs < v_scroll->get_value()) { - v_scroll->set_value(ofs); + const int cell_w = get_column_width(selected_col); + const int screen_w = area_size.width - v_scroll->get_combined_minimum_size().width; + + if (cell_w > screen_w) { + h_scroll->set_value(x_offset); + } else if (x_offset + cell_w > h_scroll->get_value() + screen_w) { + h_scroll->call_deferred("set_value", x_offset - screen_w + cell_w); + } else if (x_offset < h_scroll->get_value()) { + h_scroll->set_value(x_offset); + } } } @@ -4050,6 +4079,7 @@ Tree::Tree() { drop_mode_section = 0; single_select_defer = NULL; + scrolling = false; allow_rmb_select = false; force_edit_checkbox_only_on_checkbox = false; |