godot/editor/progress_dialog.cpp

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/**************************************************************************/
/* progress_dialog.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. */
/**************************************************************************/
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#include "progress_dialog.h"
#include "core/os/os.h"
#include "editor/editor_interface.h"
#include "editor/editor_node.h"
#include "editor/themes/editor_scale.h"
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#include "main/main.h"
#include "servers/display_server.h"
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void BackgroundProgress::_add_task(const String &p_task, const String &p_label, int p_steps) {
_THREAD_SAFE_METHOD_
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ERR_FAIL_COND_MSG(tasks.has(p_task), "Task '" + p_task + "' already exists.");
BackgroundProgress::Task t;
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t.hb = memnew(HBoxContainer);
Label *l = memnew(Label);
l->set_text(p_label + " ");
t.hb->add_child(l);
t.progress = memnew(ProgressBar);
t.progress->set_max(p_steps);
t.progress->set_value(p_steps);
Control *ec = memnew(Control);
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ec->set_h_size_flags(SIZE_EXPAND_FILL);
ec->set_v_size_flags(SIZE_EXPAND_FILL);
t.progress->set_anchors_and_offsets_preset(Control::PRESET_FULL_RECT);
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ec->add_child(t.progress);
ec->set_custom_minimum_size(Size2(80, 5) * EDSCALE);
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t.hb->add_child(ec);
add_child(t.hb);
tasks[p_task] = t;
}
void BackgroundProgress::_update() {
_THREAD_SAFE_METHOD_
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for (const KeyValue<String, int> &E : updates) {
if (tasks.has(E.key)) {
_task_step(E.key, E.value);
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}
}
updates.clear();
}
void BackgroundProgress::_task_step(const String &p_task, int p_step) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!tasks.has(p_task));
Task &t = tasks[p_task];
if (p_step < 0) {
t.progress->set_value(t.progress->get_value() + 1);
} else {
t.progress->set_value(p_step);
}
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}
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void BackgroundProgress::_end_task(const String &p_task) {
_THREAD_SAFE_METHOD_
ERR_FAIL_COND(!tasks.has(p_task));
Task &t = tasks[p_task];
memdelete(t.hb);
tasks.erase(p_task);
}
void BackgroundProgress::add_task(const String &p_task, const String &p_label, int p_steps) {
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callable_mp(this, &BackgroundProgress::_add_task).call_deferred(p_task, p_label, p_steps);
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}
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void BackgroundProgress::task_step(const String &p_task, int p_step) {
//this code is weird, but it prevents deadlock.
bool no_updates = true;
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{
_THREAD_SAFE_METHOD_
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no_updates = updates.is_empty();
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}
if (no_updates) {
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callable_mp(this, &BackgroundProgress::_update).call_deferred();
}
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{
_THREAD_SAFE_METHOD_
updates[p_task] = p_step;
}
}
void BackgroundProgress::end_task(const String &p_task) {
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callable_mp(this, &BackgroundProgress::_end_task).call_deferred(p_task);
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}
////////////////////////////////////////////////
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ProgressDialog *ProgressDialog::singleton = nullptr;
void ProgressDialog::_update_ui() {
// Run main loop for two frames.
if (is_inside_tree()) {
DisplayServer::get_singleton()->process_events();
#ifndef ANDROID_ENABLED
Main::iteration();
#endif
}
}
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void ProgressDialog::_popup() {
Size2 ms = main->get_combined_minimum_size();
ms.width = MAX(500 * EDSCALE, ms.width);
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Ref<StyleBox> style = main->get_theme_stylebox(SceneStringName(panel), SNAME("PopupMenu"));
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ms += style->get_minimum_size();
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main->set_offset(SIDE_LEFT, style->get_margin(SIDE_LEFT));
main->set_offset(SIDE_RIGHT, -style->get_margin(SIDE_RIGHT));
main->set_offset(SIDE_TOP, style->get_margin(SIDE_TOP));
main->set_offset(SIDE_BOTTOM, -style->get_margin(SIDE_BOTTOM));
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if (is_inside_tree()) {
Rect2i adjust = _popup_adjust_rect();
if (adjust != Rect2i()) {
set_position(adjust.position);
set_size(adjust.size);
}
} else {
for (Window *window : host_windows) {
if (window->has_focus()) {
popup_exclusive_centered(window, ms);
return;
}
}
// No host window found, use main window.
EditorInterface::get_singleton()->popup_dialog_centered(this, ms);
}
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}
void ProgressDialog::add_task(const String &p_task, const String &p_label, int p_steps, bool p_can_cancel) {
if (MessageQueue::get_singleton()->is_flushing()) {
ERR_PRINT("Do not use progress dialog (task) while flushing the message queue or using call_deferred()!");
return;
}
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ERR_FAIL_COND_MSG(tasks.has(p_task), "Task '" + p_task + "' already exists.");
ProgressDialog::Task t;
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t.vb = memnew(VBoxContainer);
VBoxContainer *vb2 = memnew(VBoxContainer);
t.vb->add_margin_child(p_label, vb2);
t.progress = memnew(ProgressBar);
t.progress->set_max(p_steps);
t.progress->set_value(p_steps);
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vb2->add_child(t.progress);
t.state = memnew(Label);
t.state->set_clip_text(true);
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vb2->add_child(t.state);
main->add_child(t.vb);
tasks[p_task] = t;
if (p_can_cancel) {
cancel_hb->show();
} else {
cancel_hb->hide();
}
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cancel_hb->move_to_front();
canceled = false;
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_popup();
if (p_can_cancel) {
cancel->grab_focus();
}
_update_ui();
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}
bool ProgressDialog::task_step(const String &p_task, const String &p_state, int p_step, bool p_force_redraw) {
ERR_FAIL_COND_V(!tasks.has(p_task), canceled);
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if (!p_force_redraw) {
uint64_t tus = OS::get_singleton()->get_ticks_usec();
if (tus - last_progress_tick < 200000) { //200ms
return canceled;
}
}
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Task &t = tasks[p_task];
if (p_step < 0) {
t.progress->set_value(t.progress->get_value() + 1);
} else {
t.progress->set_value(p_step);
}
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t.state->set_text(p_state);
last_progress_tick = OS::get_singleton()->get_ticks_usec();
_update_ui();
return canceled;
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}
void ProgressDialog::end_task(const String &p_task) {
ERR_FAIL_COND(!tasks.has(p_task));
Task &t = tasks[p_task];
memdelete(t.vb);
tasks.erase(p_task);
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if (tasks.is_empty()) {
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hide();
} else {
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_popup();
}
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}
void ProgressDialog::add_host_window(Window *p_window) {
ERR_FAIL_NULL(p_window);
host_windows.push_back(p_window);
}
void ProgressDialog::_cancel_pressed() {
canceled = true;
}
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ProgressDialog::ProgressDialog() {
main = memnew(VBoxContainer);
add_child(main);
main->set_anchors_and_offsets_preset(Control::PRESET_FULL_RECT);
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set_exclusive(true);
set_flag(Window::FLAG_POPUP, false);
last_progress_tick = 0;
singleton = this;
cancel_hb = memnew(HBoxContainer);
main->add_child(cancel_hb);
cancel_hb->hide();
cancel = memnew(Button);
cancel_hb->add_spacer();
cancel_hb->add_child(cancel);
cancel->set_text(TTR("Cancel"));
cancel_hb->add_spacer();
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cancel->connect(SceneStringName(pressed), callable_mp(this, &ProgressDialog::_cancel_pressed));
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}