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use crate::app_context::AppContext;
use crate::mosaic::WidgetContext;
use nightshade::prelude::serde::{Deserialize, Serialize};
use nightshade::prelude::*;
use crate::messages::{EditorMessage, SceneAction};
#[derive(Clone, Default, Serialize, Deserialize)]
#[serde(crate = "nightshade::prelude::serde")]
pub struct SceneBrowserWidget {
#[serde(skip)]
pub pending_delete: Option<String>,
}
impl SceneBrowserWidget {
pub(crate) fn render(
&mut self,
ui: &mut egui::Ui,
context: &mut WidgetContext<AppContext, EditorMessage>,
) {
let available_rect = ui.available_rect_before_wrap();
let tile_id = context.current_tile_id;
ui.painter()
.rect_filled(available_rect, 0.0, ui.style().visuals.panel_fill);
if let Some(scene_name) = self.pending_delete.clone() {
let escape_pressed = ui.ctx().input(|i| i.key_pressed(egui::Key::Escape));
let enter_pressed = ui.ctx().input(|i| i.key_pressed(egui::Key::Enter));
if escape_pressed {
self.pending_delete = None;
} else if enter_pressed {
context.send(EditorMessage::SceneAction(SceneAction::Delete(scene_name)));
self.pending_delete = None;
} else {
let screen_rect = ui
.ctx()
.input(|i| i.viewport().inner_rect)
.unwrap_or(available_rect);
egui::Area::new(egui::Id::new(("delete_scene_modal_backdrop", tile_id)))
.fixed_pos(screen_rect.min)
.order(egui::Order::Foreground)
.show(ui.ctx(), |ui| {
let response =
ui.allocate_response(screen_rect.size(), egui::Sense::click());
ui.painter().rect_filled(
screen_rect,
0.0,
egui::Color32::from_black_alpha(128),
);
if response.clicked() {
self.pending_delete = None;
}
});
egui::Window::new("Delete Scene")
.id(egui::Id::new(("delete_scene_dialog", tile_id)))
.title_bar(false)
.collapsible(false)
.resizable(false)
.anchor(egui::Align2::CENTER_CENTER, [0.0, 0.0])
.order(egui::Order::Foreground)
.show(ui.ctx(), |ui| {
ui.heading("Delete Scene");
ui.add_space(4.0);
ui.label(format!("Delete \"{}\"?", scene_name));
ui.add_space(8.0);
ui.horizontal(|ui| {
if ui.button("Cancel").clicked() {
self.pending_delete = None;
}
if ui.button("Delete").clicked() {
context.send(EditorMessage::SceneAction(SceneAction::Delete(
scene_name.clone(),
)));
self.pending_delete = None;
}
});
});
}
}
let has_project = context.app.scene_browser.has_project;
let scene_count = context.app.scene_browser.scenes.len();
egui::ScrollArea::vertical()
.id_salt(("scene_browser_scroll", tile_id))
.auto_shrink([false, false])
.show(ui, |ui| {
ui.set_min_width(available_rect.width());
ui.add_space(4.0);
ui.horizontal(|ui| {
ui.heading("Scenes");
ui.with_layout(egui::Layout::right_to_left(egui::Align::Center), |ui| {
#[cfg(not(target_arch = "wasm32"))]
if ui.button("Export").clicked() {
let scene_filters = [nightshade::filesystem::FileFilter {
name: "Scene files".to_string(),
extensions: vec!["json".to_string(), "bin".to_string()],
}];
if let Some(path) = nightshade::filesystem::save_file_dialog(
&scene_filters,
Some("scene.bin"),
) {
context.send(EditorMessage::SceneAction(SceneAction::Export(path)));
}
}
#[cfg(not(target_arch = "wasm32"))]
if ui
.add_enabled(has_project, egui::Button::new("Import"))
.clicked()
{
let scene_filters = [nightshade::filesystem::FileFilter {
name: "Scene files".to_string(),
extensions: vec!["json".to_string(), "bin".to_string()],
}];
if let Some(path) = nightshade::filesystem::pick_file(&scene_filters) {
context.send(EditorMessage::SceneAction(SceneAction::Import(path)));
}
}
#[cfg(target_arch = "wasm32")]
let _ = ui;
});
});
ui.separator();
if !has_project {
ui.centered_and_justified(|ui| {
ui.label("No project loaded");
});
} else if scene_count == 0 {
ui.centered_and_justified(|ui| {
ui.label("No scenes in project");
});
} else {
for scene_index in 0..scene_count {
let scene_info = &context.app.scene_browser.scenes[scene_index];
let is_active = scene_info.is_active;
let entity_count = scene_info.entity_count;
let name = scene_info.name.clone();
let frame_fill = if is_active {
ui.visuals().selection.bg_fill.gamma_multiply(0.5)
} else {
egui::Color32::TRANSPARENT
};
egui::Frame::NONE
.fill(frame_fill)
.inner_margin(egui::Margin::same(8))
.show(ui, |ui| {
ui.horizontal(|ui| {
let icon = if is_active { "\u{25b6}" } else { "\u{25cb}" };
ui.label(egui::RichText::new(icon).size(14.0));
ui.vertical(|ui| {
let name_text = egui::RichText::new(&name).strong();
if ui.link(name_text).clicked() && !is_active {
context.send(EditorMessage::SceneAction(
SceneAction::SwitchTo(name.clone()),
));
}
ui.label(
egui::RichText::new(format!(
"{} entities",
entity_count
))
.small()
.weak(),
);
});
ui.with_layout(
egui::Layout::right_to_left(egui::Align::Center),
|ui| {
let can_delete = scene_count > 1;
if ui
.add_enabled(
can_delete && !is_active,
egui::Button::new("\u{1f5d1}").small(),
)
.on_hover_text("Delete scene")
.clicked()
{
self.pending_delete = Some(name.clone());
}
},
);
});
});
ui.add_space(2.0);
}
}
});
}
}