diff options
Diffstat (limited to 'scene/gui/scroll_container.cpp')
| -rw-r--r-- | scene/gui/scroll_container.cpp | 49 |
1 files changed, 47 insertions, 2 deletions
diff --git a/scene/gui/scroll_container.cpp b/scene/gui/scroll_container.cpp index fa23bf91dd..dc1183df74 100644 --- a/scene/gui/scroll_container.cpp +++ b/scene/gui/scroll_container.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 */ @@ -30,6 +30,7 @@ #include "scroll_container.h" #include "core/os/os.h" +#include "scene/main/viewport.h" bool ScrollContainer::clips_input() const { @@ -232,6 +233,31 @@ void ScrollContainer::_update_scrollbar_position() { v_scroll->raise(); } +void ScrollContainer::_ensure_focused_visible(Control *p_control) { + + if (!follow_focus) { + return; + } + + if (is_a_parent_of(p_control)) { + Rect2 global_rect = get_global_rect(); + Rect2 other_rect = p_control->get_global_rect(); + float right_margin = 0; + if (v_scroll->is_visible()) { + right_margin += v_scroll->get_size().x; + } + float bottom_margin = 0; + if (h_scroll->is_visible()) { + bottom_margin += h_scroll->get_size().y; + } + + float diff = MAX(MIN(other_rect.position.y, global_rect.position.y), other_rect.position.y + other_rect.size.y - global_rect.size.y + bottom_margin); + set_v_scroll(get_v_scroll() + (diff - global_rect.position.y)); + diff = MAX(MIN(other_rect.position.x, global_rect.position.x), other_rect.position.x + other_rect.size.x - global_rect.size.x + right_margin); + set_h_scroll(get_h_scroll() + (diff - global_rect.position.x)); + } +} + void ScrollContainer::_notification(int p_what) { if (p_what == NOTIFICATION_ENTER_TREE || p_what == NOTIFICATION_THEME_CHANGED) { @@ -239,6 +265,11 @@ void ScrollContainer::_notification(int p_what) { call_deferred("_update_scrollbar_position"); }; + if (p_what == NOTIFICATION_READY) { + + get_viewport()->connect("gui_focus_changed", this, "_ensure_focused_visible"); + } + if (p_what == NOTIFICATION_SORT_CHILDREN) { child_max_size = Size2(0, 0); @@ -479,6 +510,14 @@ void ScrollContainer::set_deadzone(int p_deadzone) { deadzone = p_deadzone; } +bool ScrollContainer::is_following_focus() const { + return follow_focus; +} + +void ScrollContainer::set_follow_focus(bool p_follow) { + follow_focus = p_follow; +} + String ScrollContainer::get_configuration_warning() const { int found = 0; @@ -521,12 +560,15 @@ void ScrollContainer::_bind_methods() { ClassDB::bind_method(D_METHOD("set_enable_v_scroll", "enable"), &ScrollContainer::set_enable_v_scroll); ClassDB::bind_method(D_METHOD("is_v_scroll_enabled"), &ScrollContainer::is_v_scroll_enabled); ClassDB::bind_method(D_METHOD("_update_scrollbar_position"), &ScrollContainer::_update_scrollbar_position); + ClassDB::bind_method(D_METHOD("_ensure_focused_visible"), &ScrollContainer::_ensure_focused_visible); ClassDB::bind_method(D_METHOD("set_h_scroll", "value"), &ScrollContainer::set_h_scroll); ClassDB::bind_method(D_METHOD("get_h_scroll"), &ScrollContainer::get_h_scroll); ClassDB::bind_method(D_METHOD("set_v_scroll", "value"), &ScrollContainer::set_v_scroll); ClassDB::bind_method(D_METHOD("get_v_scroll"), &ScrollContainer::get_v_scroll); ClassDB::bind_method(D_METHOD("set_deadzone", "deadzone"), &ScrollContainer::set_deadzone); ClassDB::bind_method(D_METHOD("get_deadzone"), &ScrollContainer::get_deadzone); + ClassDB::bind_method(D_METHOD("set_follow_focus", "enabled"), &ScrollContainer::set_follow_focus); + ClassDB::bind_method(D_METHOD("is_following_focus"), &ScrollContainer::is_following_focus); ClassDB::bind_method(D_METHOD("get_h_scrollbar"), &ScrollContainer::get_h_scrollbar); ClassDB::bind_method(D_METHOD("get_v_scrollbar"), &ScrollContainer::get_v_scrollbar); @@ -534,6 +576,8 @@ void ScrollContainer::_bind_methods() { ADD_SIGNAL(MethodInfo("scroll_started")); ADD_SIGNAL(MethodInfo("scroll_ended")); + ADD_PROPERTY(PropertyInfo(Variant::BOOL, "follow_focus"), "set_follow_focus", "is_following_focus"); + ADD_GROUP("Scroll", "scroll_"); ADD_PROPERTY(PropertyInfo(Variant::BOOL, "scroll_horizontal_enabled"), "set_enable_h_scroll", "is_h_scroll_enabled"); ADD_PROPERTY(PropertyInfo(Variant::INT, "scroll_horizontal"), "set_h_scroll", "get_h_scroll"); @@ -565,6 +609,7 @@ ScrollContainer::ScrollContainer() { scroll_v = true; deadzone = GLOBAL_GET("gui/common/default_scroll_deadzone"); + follow_focus = false; set_clip_contents(true); }; |