godot/editor/gui/editor_toaster.cpp
2024-11-30 14:51:50 -05:00

607 lines
22 KiB
C++

/**************************************************************************/
/* editor_toaster.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 "editor_toaster.h"
#include "editor/editor_settings.h"
#include "editor/editor_string_names.h"
#include "editor/themes/editor_scale.h"
#include "scene/gui/button.h"
#include "scene/gui/label.h"
#include "scene/gui/panel_container.h"
#include "scene/resources/style_box_flat.h"
EditorToaster *EditorToaster::singleton = nullptr;
void EditorToaster::_notification(int p_what) {
switch (p_what) {
case NOTIFICATION_INTERNAL_PROCESS: {
double delta = get_process_delta_time();
// Check if one element is hovered, if so, don't elapse time.
bool hovered = false;
for (const KeyValue<Control *, Toast> &element : toasts) {
if (Rect2(Vector2(), element.key->get_size()).has_point(element.key->get_local_mouse_position())) {
hovered = true;
break;
}
}
// Elapses the time and remove toasts if needed.
if (!hovered) {
for (const KeyValue<Control *, Toast> &element : toasts) {
if (!element.value.popped || element.value.duration <= 0) {
continue;
}
toasts[element.key].remaining_time -= delta;
if (toasts[element.key].remaining_time < 0) {
close(element.key);
}
element.key->queue_redraw();
}
} else {
// Reset the timers when hovered.
for (const KeyValue<Control *, Toast> &element : toasts) {
if (!element.value.popped || element.value.duration <= 0) {
continue;
}
toasts[element.key].remaining_time = element.value.duration;
element.key->queue_redraw();
}
}
// Change alpha over time.
bool needs_update = false;
for (const KeyValue<Control *, Toast> &element : toasts) {
Color modulate_fade = element.key->get_modulate();
// Change alpha over time.
if (element.value.popped && modulate_fade.a < 1.0) {
modulate_fade.a += delta * 3;
element.key->set_modulate(modulate_fade);
} else if (!element.value.popped && modulate_fade.a > 0.0) {
modulate_fade.a -= delta * 2;
element.key->set_modulate(modulate_fade);
}
// Hide element if it is not visible anymore.
if (modulate_fade.a <= 0.0 && element.key->is_visible()) {
element.key->hide();
needs_update = true;
} else if (modulate_fade.a > 0.0 && !element.key->is_visible()) {
element.key->show();
needs_update = true;
}
}
if (needs_update) {
_update_vbox_position();
_update_disable_notifications_button();
main_button->queue_redraw();
}
} break;
case NOTIFICATION_THEME_CHANGED: {
if (vbox_container->is_visible()) {
main_button->set_button_icon(get_editor_theme_icon(SNAME("Notification")));
} else {
main_button->set_button_icon(get_editor_theme_icon(SNAME("NotificationDisabled")));
}
disable_notifications_button->set_button_icon(get_editor_theme_icon(SNAME("NotificationDisabled")));
// Styleboxes background.
info_panel_style_background->set_bg_color(get_theme_color(SNAME("base_color"), EditorStringName(Editor)));
warning_panel_style_background->set_bg_color(get_theme_color(SNAME("base_color"), EditorStringName(Editor)));
warning_panel_style_background->set_border_color(get_theme_color(SNAME("warning_color"), EditorStringName(Editor)));
error_panel_style_background->set_bg_color(get_theme_color(SNAME("base_color"), EditorStringName(Editor)));
error_panel_style_background->set_border_color(get_theme_color(SNAME("error_color"), EditorStringName(Editor)));
// Styleboxes progress.
info_panel_style_progress->set_bg_color(get_theme_color(SNAME("base_color"), EditorStringName(Editor)).lightened(0.03));
warning_panel_style_progress->set_bg_color(get_theme_color(SNAME("base_color"), EditorStringName(Editor)).lightened(0.03));
warning_panel_style_progress->set_border_color(get_theme_color(SNAME("warning_color"), EditorStringName(Editor)));
error_panel_style_progress->set_bg_color(get_theme_color(SNAME("base_color"), EditorStringName(Editor)).lightened(0.03));
error_panel_style_progress->set_border_color(get_theme_color(SNAME("error_color"), EditorStringName(Editor)));
} break;
case NOTIFICATION_TRANSFORM_CHANGED: {
_update_vbox_position();
_update_disable_notifications_button();
} break;
}
}
void EditorToaster::_error_handler(void *p_self, const char *p_func, const char *p_file, int p_line, const char *p_error, const char *p_errorexp, bool p_editor_notify, ErrorHandlerType p_type) {
// This may be called from a thread. Since we will deal with non-thread-safe elements,
// we have to put it in the queue for safety.
callable_mp_static(&EditorToaster::_error_handler_impl).call_deferred(String::utf8(p_file), p_line, String::utf8(p_error), String::utf8(p_errorexp), p_editor_notify, p_type);
}
void EditorToaster::_error_handler_impl(const String &p_file, int p_line, const String &p_error, const String &p_errorexp, bool p_editor_notify, int p_type) {
if (!EditorToaster::get_singleton() || !EditorToaster::get_singleton()->is_inside_tree()) {
return;
}
#ifdef DEV_ENABLED
bool in_dev = true;
#else
bool in_dev = false;
#endif
int show_all_setting = EDITOR_GET("interface/editor/show_internal_errors_in_toast_notifications");
if (p_editor_notify || (show_all_setting == 0 && in_dev) || show_all_setting == 1) {
String err_str = !p_errorexp.is_empty() ? p_errorexp : p_error;
String tooltip_str = p_file + ":" + itos(p_line);
if (!p_editor_notify) {
if (p_type == ERR_HANDLER_WARNING) {
err_str = "INTERNAL WARNING: " + err_str;
} else {
err_str = "INTERNAL ERROR: " + err_str;
}
}
Severity severity = ((ErrorHandlerType)p_type == ERR_HANDLER_WARNING) ? SEVERITY_WARNING : SEVERITY_ERROR;
EditorToaster::get_singleton()->popup_str(err_str, severity, tooltip_str);
}
}
void EditorToaster::_update_vbox_position() {
// This is kind of a workaround because it's hard to keep the VBox anchroed to the bottom.
vbox_container->set_size(Vector2());
vbox_container->set_position(get_global_position() - vbox_container->get_size() + Vector2(get_size().x, -5 * EDSCALE));
}
void EditorToaster::_update_disable_notifications_button() {
bool any_visible = false;
for (KeyValue<Control *, Toast> element : toasts) {
if (element.key->is_visible()) {
any_visible = true;
break;
}
}
if (!any_visible || !vbox_container->is_visible()) {
disable_notifications_panel->hide();
} else {
disable_notifications_panel->show();
disable_notifications_panel->set_position(get_global_position() + Vector2(5 * EDSCALE, -disable_notifications_panel->get_minimum_size().y) + Vector2(get_size().x, -5 * EDSCALE));
}
}
void EditorToaster::_auto_hide_or_free_toasts() {
// Hide or free old temporary items.
int visible_temporary = 0;
int temporary = 0;
LocalVector<Control *> to_delete;
for (int i = vbox_container->get_child_count() - 1; i >= 0; i--) {
Control *control = Object::cast_to<Control>(vbox_container->get_child(i));
if (toasts[control].duration <= 0) {
continue; // Ignore non-temporary toasts.
}
temporary++;
if (control->is_visible()) {
visible_temporary++;
}
// Hide
if (visible_temporary > max_temporary_count) {
close(control);
}
// Free
if (temporary > max_temporary_count * 2) {
to_delete.push_back(control);
}
}
// Delete the control right away (removed as child) as it might cause issues otherwise when iterative over the vbox_container children.
for (Control *c : to_delete) {
vbox_container->remove_child(c);
c->queue_free();
toasts.erase(c);
}
if (toasts.is_empty()) {
main_button->set_tooltip_text(TTR("No notifications."));
main_button->set_modulate(Color(0.5, 0.5, 0.5));
main_button->set_disabled(true);
set_process_internal(false);
} else {
main_button->set_tooltip_text(TTR("Show notifications."));
main_button->set_modulate(Color(1, 1, 1));
main_button->set_disabled(false);
}
}
void EditorToaster::_draw_button() {
bool has_one = false;
Severity highest_severity = SEVERITY_INFO;
for (const KeyValue<Control *, Toast> &element : toasts) {
if (!element.key->is_visible()) {
continue;
}
has_one = true;
if (element.value.severity > highest_severity) {
highest_severity = element.value.severity;
}
}
if (!has_one) {
return;
}
Color color;
real_t button_radius = main_button->get_size().x / 8;
switch (highest_severity) {
case SEVERITY_INFO:
color = get_theme_color(SNAME("accent_color"), EditorStringName(Editor));
break;
case SEVERITY_WARNING:
color = get_theme_color(SNAME("warning_color"), EditorStringName(Editor));
break;
case SEVERITY_ERROR:
color = get_theme_color(SNAME("error_color"), EditorStringName(Editor));
break;
default:
break;
}
main_button->draw_circle(Vector2(button_radius * 2, button_radius * 2), button_radius, color);
}
void EditorToaster::_draw_progress(Control *panel) {
if (toasts.has(panel) && toasts[panel].remaining_time > 0 && toasts[panel].duration > 0) {
Size2 size = panel->get_size();
size.x *= MIN(1, Math::remap(toasts[panel].remaining_time, 0, toasts[panel].duration, 0, 2));
Ref<StyleBoxFlat> stylebox;
switch (toasts[panel].severity) {
case SEVERITY_INFO:
stylebox = info_panel_style_progress;
break;
case SEVERITY_WARNING:
stylebox = warning_panel_style_progress;
break;
case SEVERITY_ERROR:
stylebox = error_panel_style_progress;
break;
default:
break;
}
panel->draw_style_box(stylebox, Rect2(Vector2(), size));
}
}
void EditorToaster::_set_notifications_enabled(bool p_enabled) {
vbox_container->set_visible(p_enabled);
if (p_enabled) {
main_button->set_button_icon(get_editor_theme_icon(SNAME("Notification")));
} else {
main_button->set_button_icon(get_editor_theme_icon(SNAME("NotificationDisabled")));
}
_update_disable_notifications_button();
}
void EditorToaster::_repop_old() {
// Repop olds, up to max_temporary_count
bool needs_update = false;
int visible_count = 0;
for (int i = vbox_container->get_child_count() - 1; i >= 0; i--) {
Control *control = Object::cast_to<Control>(vbox_container->get_child(i));
if (!control->is_visible()) {
control->show();
toasts[control].remaining_time = toasts[control].duration;
toasts[control].popped = true;
needs_update = true;
}
visible_count++;
if (visible_count >= max_temporary_count) {
break;
}
}
if (needs_update) {
_update_vbox_position();
_update_disable_notifications_button();
main_button->queue_redraw();
}
}
Control *EditorToaster::popup(Control *p_control, Severity p_severity, double p_time, const String &p_tooltip) {
// Create the panel according to the severity.
PanelContainer *panel = memnew(PanelContainer);
panel->set_tooltip_text(p_tooltip);
switch (p_severity) {
case SEVERITY_INFO:
panel->add_theme_style_override(SceneStringName(panel), info_panel_style_background);
break;
case SEVERITY_WARNING:
panel->add_theme_style_override(SceneStringName(panel), warning_panel_style_background);
break;
case SEVERITY_ERROR:
panel->add_theme_style_override(SceneStringName(panel), error_panel_style_background);
break;
default:
break;
}
panel->set_modulate(Color(1, 1, 1, 0));
panel->connect(SceneStringName(draw), callable_mp(this, &EditorToaster::_draw_progress).bind(panel));
panel->connect(SceneStringName(theme_changed), callable_mp(this, &EditorToaster::_toast_theme_changed).bind(panel));
Toast &toast = toasts[panel];
// Horizontal container.
HBoxContainer *hbox_container = memnew(HBoxContainer);
hbox_container->set_h_size_flags(SIZE_EXPAND_FILL);
panel->add_child(hbox_container);
// Content control.
p_control->set_h_size_flags(SIZE_EXPAND_FILL);
hbox_container->add_child(p_control);
// Add buttons.
if (p_time > 0.0) {
Button *copy_button = memnew(Button);
copy_button->set_flat(true);
copy_button->connect(SceneStringName(pressed), callable_mp(this, &EditorToaster::copy).bind(panel));
hbox_container->add_child(copy_button);
Button *close_button = memnew(Button);
close_button->set_flat(true);
close_button->connect(SceneStringName(pressed), callable_mp(this, &EditorToaster::instant_close).bind(panel));
hbox_container->add_child(close_button);
toast.copy_button = copy_button;
toast.close_button = close_button;
}
toast.severity = p_severity;
if (p_time > 0.0) {
toast.duration = p_time;
toast.remaining_time = p_time;
} else {
toast.duration = -1.0;
}
toast.popped = true;
vbox_container->add_child(panel);
_auto_hide_or_free_toasts();
_update_vbox_position();
_update_disable_notifications_button();
main_button->queue_redraw();
return panel;
}
void EditorToaster::popup_str(const String &p_message, Severity p_severity, const String &p_tooltip) {
if (is_processing_error) {
return;
}
// Since "_popup_str" adds nodes to the tree, and since the "add_child" method is not
// thread-safe, it's better to defer the call to the next cycle to be thread-safe.
is_processing_error = true;
callable_mp(this, &EditorToaster::_popup_str).call_deferred(p_message, p_severity, p_tooltip);
is_processing_error = false;
}
void EditorToaster::_popup_str(const String &p_message, Severity p_severity, const String &p_tooltip) {
is_processing_error = true;
// Check if we already have a popup with the given message.
Control *control = nullptr;
for (KeyValue<Control *, Toast> element : toasts) {
if (element.value.message == p_message && element.value.severity == p_severity && element.value.tooltip == p_tooltip) {
control = element.key;
break;
}
}
// Create a new message if needed.
if (control == nullptr) {
HBoxContainer *hb = memnew(HBoxContainer);
hb->add_theme_constant_override("separation", 0);
Label *label = memnew(Label);
hb->add_child(label);
Label *count_label = memnew(Label);
hb->add_child(count_label);
control = popup(hb, p_severity, default_message_duration, p_tooltip);
Toast &toast = toasts[control];
toast.message = p_message;
toast.tooltip = p_tooltip;
toast.count = 1;
toast.message_label = label;
toast.message_count_label = count_label;
} else {
Toast &toast = toasts[control];
if (toast.popped) {
toast.count += 1;
} else {
toast.count = 1;
}
toast.remaining_time = toast.duration;
toast.popped = true;
control->show();
vbox_container->move_child(control, vbox_container->get_child_count());
_auto_hide_or_free_toasts();
_update_vbox_position();
_update_disable_notifications_button();
main_button->queue_redraw();
}
// Retrieve the label back, then update the text.
Label *message_label = toasts[control].message_label;
ERR_FAIL_NULL(message_label);
message_label->set_text(p_message);
message_label->set_text_overrun_behavior(TextServer::OVERRUN_NO_TRIMMING);
message_label->set_custom_minimum_size(Size2());
Size2i size = message_label->get_combined_minimum_size();
int limit_width = get_viewport_rect().size.x / 2; // Limit label size to half the viewport size.
if (size.x > limit_width) {
message_label->set_text_overrun_behavior(TextServer::OVERRUN_TRIM_ELLIPSIS);
message_label->set_custom_minimum_size(Size2(limit_width, 0));
}
// Retrieve the count label back, then update the text.
Label *message_count_label = toasts[control].message_count_label;
if (toasts[control].count == 1) {
message_count_label->hide();
} else {
message_count_label->set_text(vformat("(%d)", toasts[control].count));
message_count_label->show();
}
vbox_container->reset_size();
is_processing_error = false;
set_process_internal(true);
}
void EditorToaster::_toast_theme_changed(Control *p_control) {
ERR_FAIL_COND(!toasts.has(p_control));
Toast &toast = toasts[p_control];
if (toast.close_button) {
toast.close_button->set_button_icon(get_editor_theme_icon(SNAME("Close")));
}
if (toast.copy_button) {
toast.copy_button->set_button_icon(get_editor_theme_icon(SNAME("ActionCopy")));
}
}
void EditorToaster::close(Control *p_control) {
ERR_FAIL_COND(!toasts.has(p_control));
toasts[p_control].remaining_time = -1.0;
toasts[p_control].popped = false;
}
void EditorToaster::instant_close(Control *p_control) {
close(p_control);
p_control->set_modulate(Color(1, 1, 1, 0));
}
void EditorToaster::copy(Control *p_control) {
ERR_FAIL_COND(!toasts.has(p_control));
DisplayServer::get_singleton()->clipboard_set(toasts[p_control].message);
}
void EditorToaster::_bind_methods() {
ClassDB::bind_method(D_METHOD("push_toast", "message", "severity", "tooltip"), &EditorToaster::_popup_str, DEFVAL(EditorToaster::SEVERITY_INFO), DEFVAL(String()));
BIND_ENUM_CONSTANT(SEVERITY_INFO);
BIND_ENUM_CONSTANT(SEVERITY_WARNING);
BIND_ENUM_CONSTANT(SEVERITY_ERROR);
}
EditorToaster *EditorToaster::get_singleton() {
return singleton;
}
EditorToaster::EditorToaster() {
set_notify_transform(true);
// VBox.
vbox_container = memnew(VBoxContainer);
vbox_container->set_as_top_level(true);
vbox_container->connect(SceneStringName(resized), callable_mp(this, &EditorToaster::_update_vbox_position));
add_child(vbox_container);
// Theming (background).
info_panel_style_background.instantiate();
info_panel_style_background->set_corner_radius_all(stylebox_radius * EDSCALE);
warning_panel_style_background.instantiate();
warning_panel_style_background->set_border_width(SIDE_LEFT, stylebox_radius * EDSCALE);
warning_panel_style_background->set_corner_radius_all(stylebox_radius * EDSCALE);
error_panel_style_background.instantiate();
error_panel_style_background->set_border_width(SIDE_LEFT, stylebox_radius * EDSCALE);
error_panel_style_background->set_corner_radius_all(stylebox_radius * EDSCALE);
Ref<StyleBoxFlat> boxes[] = { info_panel_style_background, warning_panel_style_background, error_panel_style_background };
for (int i = 0; i < 3; i++) {
boxes[i]->set_content_margin_individual(int(stylebox_radius * 2.5), 3, int(stylebox_radius * 2.5), 3);
}
// Theming (progress).
info_panel_style_progress.instantiate();
info_panel_style_progress->set_corner_radius_all(stylebox_radius * EDSCALE);
warning_panel_style_progress.instantiate();
warning_panel_style_progress->set_border_width(SIDE_LEFT, stylebox_radius * EDSCALE);
warning_panel_style_progress->set_corner_radius_all(stylebox_radius * EDSCALE);
error_panel_style_progress.instantiate();
error_panel_style_progress->set_border_width(SIDE_LEFT, stylebox_radius * EDSCALE);
error_panel_style_progress->set_corner_radius_all(stylebox_radius * EDSCALE);
// Main button.
main_button = memnew(Button);
main_button->set_tooltip_text(TTR("No notifications."));
main_button->set_modulate(Color(0.5, 0.5, 0.5));
main_button->set_disabled(true);
main_button->set_theme_type_variation("FlatMenuButton");
main_button->connect(SceneStringName(pressed), callable_mp(this, &EditorToaster::_set_notifications_enabled).bind(true));
main_button->connect(SceneStringName(pressed), callable_mp(this, &EditorToaster::_repop_old));
main_button->connect(SceneStringName(draw), callable_mp(this, &EditorToaster::_draw_button));
add_child(main_button);
// Disable notification button.
disable_notifications_panel = memnew(PanelContainer);
disable_notifications_panel->set_as_top_level(true);
disable_notifications_panel->add_theme_style_override(SceneStringName(panel), info_panel_style_background);
add_child(disable_notifications_panel);
disable_notifications_button = memnew(Button);
disable_notifications_button->set_tooltip_text(TTR("Silence the notifications."));
disable_notifications_button->set_flat(true);
disable_notifications_button->connect(SceneStringName(pressed), callable_mp(this, &EditorToaster::_set_notifications_enabled).bind(false));
disable_notifications_panel->add_child(disable_notifications_button);
// Other
singleton = this;
eh.errfunc = _error_handler;
add_error_handler(&eh);
}
EditorToaster::~EditorToaster() {
singleton = nullptr;
remove_error_handler(&eh);
}