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-rw-r--r--scene/gui/scroll_bar.cpp109
1 files changed, 60 insertions, 49 deletions
diff --git a/scene/gui/scroll_bar.cpp b/scene/gui/scroll_bar.cpp
index 0e9ef71892..4edf373fbf 100644
--- a/scene/gui/scroll_bar.cpp
+++ b/scene/gui/scroll_bar.cpp
@@ -5,8 +5,8 @@
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
-/* Copyright (c) 2007-2020 Juan Linietsky, Ariel Manzur. */
-/* Copyright (c) 2014-2020 Godot Engine contributors (cf. AUTHORS.md). */
+/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
+/* Copyright (c) 2014-2021 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 */
@@ -32,7 +32,7 @@
#include "core/os/keyboard.h"
#include "core/os/os.h"
-#include "core/print_string.h"
+#include "core/string/print_string.h"
#include "scene/main/window.h"
bool ScrollBar::focus_by_default = false;
@@ -41,10 +41,12 @@ void ScrollBar::set_can_focus_by_default(bool p_can_focus) {
focus_by_default = p_can_focus;
}
-void ScrollBar::_gui_input(Ref<InputEvent> p_event) {
+void ScrollBar::gui_input(const Ref<InputEvent> &p_event) {
+ ERR_FAIL_COND(p_event.is_null());
+
Ref<InputEventMouseMotion> m = p_event;
if (!m.is_valid() || drag.active) {
- emit_signal("scrolling");
+ emit_signal(SNAME("scrolling"));
}
Ref<InputEventMouseButton> b = p_event;
@@ -52,24 +54,24 @@ void ScrollBar::_gui_input(Ref<InputEvent> p_event) {
if (b.is_valid()) {
accept_event();
- if (b->get_button_index() == BUTTON_WHEEL_DOWN && b->is_pressed()) {
+ if (b->get_button_index() == MOUSE_BUTTON_WHEEL_DOWN && b->is_pressed()) {
set_value(get_value() + get_page() / 4.0);
accept_event();
}
- if (b->get_button_index() == BUTTON_WHEEL_UP && b->is_pressed()) {
+ if (b->get_button_index() == MOUSE_BUTTON_WHEEL_UP && b->is_pressed()) {
set_value(get_value() - get_page() / 4.0);
accept_event();
}
- if (b->get_button_index() != BUTTON_LEFT) {
+ if (b->get_button_index() != MOUSE_BUTTON_LEFT) {
return;
}
if (b->is_pressed()) {
double ofs = orientation == VERTICAL ? b->get_position().y : b->get_position().x;
- Ref<Texture2D> decr = get_theme_icon("decrement");
- Ref<Texture2D> incr = get_theme_icon("increment");
+ Ref<Texture2D> decr = get_theme_icon(SNAME("decrement"));
+ Ref<Texture2D> incr = get_theme_icon(SNAME("increment"));
double decr_size = orientation == VERTICAL ? decr->get_height() : decr->get_width();
double incr_size = orientation == VERTICAL ? incr->get_height() : incr->get_width();
@@ -78,12 +80,16 @@ void ScrollBar::_gui_input(Ref<InputEvent> p_event) {
double total = orientation == VERTICAL ? get_size().height : get_size().width;
if (ofs < decr_size) {
+ decr_active = true;
set_value(get_value() - (custom_step >= 0 ? custom_step : get_step()));
+ update();
return;
}
if (ofs > total - incr_size) {
+ incr_active = true;
set_value(get_value() + (custom_step >= 0 ? custom_step : get_step()));
+ update();
return;
}
@@ -128,6 +134,8 @@ void ScrollBar::_gui_input(Ref<InputEvent> p_event) {
}
} else {
+ incr_active = false;
+ decr_active = false;
drag.active = false;
update();
}
@@ -138,7 +146,7 @@ void ScrollBar::_gui_input(Ref<InputEvent> p_event) {
if (drag.active) {
double ofs = orientation == VERTICAL ? m->get_position().y : m->get_position().x;
- Ref<Texture2D> decr = get_theme_icon("decrement");
+ Ref<Texture2D> decr = get_theme_icon(SNAME("decrement"));
double decr_size = orientation == VERTICAL ? decr->get_height() : decr->get_width();
ofs -= decr_size;
@@ -148,8 +156,8 @@ void ScrollBar::_gui_input(Ref<InputEvent> p_event) {
set_as_ratio(drag.value_at_click + diff);
} else {
double ofs = orientation == VERTICAL ? m->get_position().y : m->get_position().x;
- Ref<Texture2D> decr = get_theme_icon("decrement");
- Ref<Texture2D> incr = get_theme_icon("increment");
+ Ref<Texture2D> decr = get_theme_icon(SNAME("decrement"));
+ Ref<Texture2D> incr = get_theme_icon(SNAME("increment"));
double decr_size = orientation == VERTICAL ? decr->get_height() : decr->get_width();
double incr_size = orientation == VERTICAL ? incr->get_height() : incr->get_width();
@@ -213,17 +221,33 @@ void ScrollBar::_notification(int p_what) {
if (p_what == NOTIFICATION_DRAW) {
RID ci = get_canvas_item();
- Ref<Texture2D> decr = highlight == HIGHLIGHT_DECR ? get_theme_icon("decrement_highlight") : get_theme_icon("decrement");
- Ref<Texture2D> incr = highlight == HIGHLIGHT_INCR ? get_theme_icon("increment_highlight") : get_theme_icon("increment");
- Ref<StyleBox> bg = has_focus() ? get_theme_stylebox("scroll_focus") : get_theme_stylebox("scroll");
+ Ref<Texture2D> decr, incr;
+
+ if (decr_active) {
+ decr = get_theme_icon(SNAME("decrement_pressed"));
+ } else if (highlight == HIGHLIGHT_DECR) {
+ decr = get_theme_icon(SNAME("decrement_highlight"));
+ } else {
+ decr = get_theme_icon(SNAME("decrement"));
+ }
+
+ if (incr_active) {
+ incr = get_theme_icon(SNAME("increment_pressed"));
+ } else if (highlight == HIGHLIGHT_INCR) {
+ incr = get_theme_icon(SNAME("increment_highlight"));
+ } else {
+ incr = get_theme_icon(SNAME("increment"));
+ }
+
+ Ref<StyleBox> bg = has_focus() ? get_theme_stylebox(SNAME("scroll_focus")) : get_theme_stylebox(SNAME("scroll"));
Ref<StyleBox> grabber;
if (drag.active) {
- grabber = get_theme_stylebox("grabber_pressed");
+ grabber = get_theme_stylebox(SNAME("grabber_pressed"));
} else if (highlight == HIGHLIGHT_RANGE) {
- grabber = get_theme_stylebox("grabber_highlight");
+ grabber = get_theme_stylebox(SNAME("grabber_highlight"));
} else {
- grabber = get_theme_stylebox("grabber");
+ grabber = get_theme_stylebox(SNAME("grabber"));
}
Point2 ofs;
@@ -259,11 +283,11 @@ void ScrollBar::_notification(int p_what) {
grabber_rect.size.width = get_grabber_size();
grabber_rect.size.height = get_size().height;
grabber_rect.position.y = 0;
- grabber_rect.position.x = get_grabber_offset() + decr->get_width() + bg->get_margin(MARGIN_LEFT);
+ grabber_rect.position.x = get_grabber_offset() + decr->get_width() + bg->get_margin(SIDE_LEFT);
} else {
grabber_rect.size.width = get_size().width;
grabber_rect.size.height = get_grabber_size();
- grabber_rect.position.y = get_grabber_offset() + decr->get_height() + bg->get_margin(MARGIN_TOP);
+ grabber_rect.position.y = get_grabber_offset() + decr->get_height() + bg->get_margin(SIDE_TOP);
grabber_rect.position.x = 0;
}
@@ -387,7 +411,7 @@ void ScrollBar::_notification(int p_what) {
}
double ScrollBar::get_grabber_min_size() const {
- Ref<StyleBox> grabber = get_theme_stylebox("grabber");
+ Ref<StyleBox> grabber = get_theme_stylebox(SNAME("grabber"));
Size2 gminsize = grabber->get_minimum_size() + grabber->get_center_size();
return (orientation == VERTICAL) ? gminsize.height : gminsize.width;
}
@@ -413,17 +437,17 @@ double ScrollBar::get_area_size() const {
switch (orientation) {
case VERTICAL: {
double area = get_size().height;
- area -= get_theme_stylebox("scroll")->get_minimum_size().height;
- area -= get_theme_icon("increment")->get_height();
- area -= get_theme_icon("decrement")->get_height();
+ area -= get_theme_stylebox(SNAME("scroll"))->get_minimum_size().height;
+ area -= get_theme_icon(SNAME("increment"))->get_height();
+ area -= get_theme_icon(SNAME("decrement"))->get_height();
area -= get_grabber_min_size();
return area;
} break;
case HORIZONTAL: {
double area = get_size().width;
- area -= get_theme_stylebox("scroll")->get_minimum_size().width;
- area -= get_theme_icon("increment")->get_width();
- area -= get_theme_icon("decrement")->get_width();
+ area -= get_theme_stylebox(SNAME("scroll"))->get_minimum_size().width;
+ area -= get_theme_icon(SNAME("increment"))->get_width();
+ area -= get_theme_icon(SNAME("decrement"))->get_width();
area -= get_grabber_min_size();
return area;
} break;
@@ -434,41 +458,29 @@ double ScrollBar::get_area_size() const {
}
double ScrollBar::get_area_offset() const {
- double ofs = 0;
+ double ofs = 0.0;
if (orientation == VERTICAL) {
- ofs += get_theme_stylebox("hscroll")->get_margin(MARGIN_TOP);
- ofs += get_theme_icon("decrement")->get_height();
+ ofs += get_theme_stylebox(SNAME("hscroll"))->get_margin(SIDE_TOP);
+ ofs += get_theme_icon(SNAME("decrement"))->get_height();
}
if (orientation == HORIZONTAL) {
- ofs += get_theme_stylebox("hscroll")->get_margin(MARGIN_LEFT);
- ofs += get_theme_icon("decrement")->get_width();
+ ofs += get_theme_stylebox(SNAME("hscroll"))->get_margin(SIDE_LEFT);
+ ofs += get_theme_icon(SNAME("decrement"))->get_width();
}
return ofs;
}
-double ScrollBar::get_click_pos(const Point2 &p_pos) const {
- float pos = (orientation == VERTICAL) ? p_pos.y : p_pos.x;
- pos -= get_area_offset();
-
- float area = get_area_size();
- if (area == 0) {
- return 0;
- } else {
- return pos / area;
- }
-}
-
double ScrollBar::get_grabber_offset() const {
return (get_area_size()) * get_as_ratio();
}
Size2 ScrollBar::get_minimum_size() const {
- Ref<Texture2D> incr = get_theme_icon("increment");
- Ref<Texture2D> decr = get_theme_icon("decrement");
- Ref<StyleBox> bg = get_theme_stylebox("scroll");
+ Ref<Texture2D> incr = get_theme_icon(SNAME("increment"));
+ Ref<Texture2D> decr = get_theme_icon(SNAME("decrement"));
+ Ref<StyleBox> bg = get_theme_stylebox(SNAME("scroll"));
Size2 minsize;
if (orientation == VERTICAL) {
@@ -607,7 +619,6 @@ bool ScrollBar::is_smooth_scroll_enabled() const {
}
void ScrollBar::_bind_methods() {
- ClassDB::bind_method(D_METHOD("_gui_input"), &ScrollBar::_gui_input);
ClassDB::bind_method(D_METHOD("set_custom_step", "step"), &ScrollBar::set_custom_step);
ClassDB::bind_method(D_METHOD("get_custom_step"), &ScrollBar::get_custom_step);
generated by cgit v1.2.3 (git 2.25.1) at 2025-02-13 16:45:26 +0000