mirror of
https://gitlab.freedesktop.org/dabrain34/GstPipelineStudio.git
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app: add session structure
This structure represents a graphview and a player. It will allow a future use of notebook in the main window
This commit is contained in:
Stéphane Cerveau
Stéphane Cerveau
parent
3fbaa3166d
commit
bcc39acf5e
150
src/app.rs
150
src/app.rs
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@ -17,7 +17,7 @@ use gtk::{
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};
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use log::error;
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use once_cell::unsync::OnceCell;
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use std::cell::RefCell;
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use std::cell::{Ref, RefCell};
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use std::collections::HashMap;
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use std::fs::File;
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use std::io::{Read, Write};
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@ -26,6 +26,7 @@ use std::rc::{Rc, Weak};
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use crate::gps as GPS;
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use crate::logger;
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use crate::session::GPSSession;
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use crate::settings::Settings;
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use crate::ui as GPSUI;
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@ -37,9 +38,8 @@ use std::fmt;
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#[derive(Debug)]
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pub struct GPSAppInner {
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pub window: gtk::ApplicationWindow,
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pub graphview: RefCell<GM::GraphView>,
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pub session: RefCell<GPSSession>,
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pub builder: Builder,
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pub player: RefCell<GPS::Player>,
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pub plugin_list_initialized: OnceCell<bool>,
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pub signal_handlers: RefCell<HashMap<String, SignalHandlerId>>,
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}
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@ -95,18 +95,16 @@ impl GPSApp {
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window.set_application(Some(application));
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window.set_title(Some("GStreamer Pipeline Studio"));
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let player = GPS::Player::new().expect("Unable to initialize GStreamer subsystem");
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let app = GPSApp(Rc::new(GPSAppInner {
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window,
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graphview: RefCell::new(GM::GraphView::new()),
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session: RefCell::new(GPSSession::new()),
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builder,
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player: RefCell::new(player),
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plugin_list_initialized: OnceCell::new(),
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signal_handlers: RefCell::new(HashMap::new()),
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}));
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let app_weak = app.downgrade();
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app.player.borrow().set_app(app_weak);
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app.graphview.borrow_mut().set_id(0);
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app.session.borrow().set_player(app_weak);
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app.session.borrow().set_graphview_id(0);
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let settings = Settings::load_settings();
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@ -125,6 +123,10 @@ impl GPSApp {
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Ok(app)
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}
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pub fn session(&self) -> Ref<GPSSession> {
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self.session.borrow()
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}
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fn set_paned_position(
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&self,
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settings: &Settings,
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@ -178,10 +180,9 @@ impl GPSApp {
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.expect("Couldn't get status_bar");
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let slider_update_signal_id = slider.connect_value_changed(move |slider| {
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let app = upgrade_weak!(app_weak);
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let player = app.player.borrow();
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let value = slider.value() as u64;
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GPS_TRACE!("Seeking to {} s", value);
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if player.set_position(value).is_err() {
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if app.session().player().set_position(value).is_err() {
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GPS_ERROR!("Seeking to {} failed", value);
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}
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});
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@ -189,7 +190,6 @@ impl GPSApp {
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let timeout_id =
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glib::timeout_add_local(std::time::Duration::from_millis(500), move || {
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let app = upgrade_weak!(app_weak, glib::ControlFlow::Break);
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let player = app.player.borrow();
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let label: gtk::Label = app
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.builder
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@ -199,15 +199,15 @@ impl GPSApp {
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.builder
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.object("scale-position")
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.expect("Couldn't get status_bar");
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let position = player.position();
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let duration = player.duration();
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let position = app.session().player().position();
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let duration = app.session().player().duration();
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slider.set_range(0.0, duration as f64 / 1000_f64);
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slider.block_signal(&slider_update_signal_id);
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slider.set_value(position as f64 / 1000_f64);
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slider.unblock_signal(&slider_update_signal_id);
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// Query the current playing position from the underlying player.
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let position_desc = player.position_description();
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let position_desc = app.session().player().position_description();
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// Display the playing position in the gui.
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label.set_text(&position_desc);
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// Tell the callback to continue calling this closure.
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@ -445,7 +445,7 @@ impl GPSApp {
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.object("drawing_area")
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.expect("Couldn't get drawing_area");
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drawing_area_window.set_child(Some(&*self.graphview.borrow()));
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drawing_area_window.set_child(Some(&*self.session.borrow().graphview()));
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// Setup the logger to get messages into the TreeView
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let (ready_tx, ready_rx) = glib::MainContext::channel(glib::Priority::DEFAULT);
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@ -526,8 +526,7 @@ impl GPSApp {
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let app_weak = self.downgrade();
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self.connect_app_menu_action("delete", move |_, _| {
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let app = upgrade_weak!(app_weak);
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let graph_view = app.graphview.borrow();
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graph_view.delete_selected();
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app.session().graphview().delete_selected();
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});
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let app_weak = self.downgrade();
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@ -539,28 +538,29 @@ impl GPSApp {
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let app_weak = self.downgrade();
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self.connect_button_action("button-play", move |_| {
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let app = upgrade_weak!(app_weak);
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let graph_view = app.graphview.borrow();
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let _ = app
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.player
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.borrow()
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.start_pipeline(&graph_view, GPS::PipelineState::Playing);
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.session()
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.player()
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.start_pipeline(&app.session().graphview(), GPS::PipelineState::Playing);
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});
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let app_weak = self.downgrade();
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self.connect_button_action("button-pause", move |_| {
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let app = upgrade_weak!(app_weak);
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let graph_view = app.graphview.borrow();
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let _ = app
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.player
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.borrow()
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.start_pipeline(&graph_view, GPS::PipelineState::Paused);
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.session()
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.player()
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.start_pipeline(&app.session().graphview(), GPS::PipelineState::Paused);
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});
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let app_weak = self.downgrade();
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self.connect_button_action("button-stop", move |_| {
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let app = upgrade_weak!(app_weak);
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let player = app.player.borrow();
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let _ = player.set_state(GPS::PipelineState::Stopped);
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let _ = app
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.session()
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.player()
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.set_state(GPS::PipelineState::Stopped);
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});
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let app_weak = self.downgrade();
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@ -569,7 +569,7 @@ impl GPSApp {
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app.clear_graph();
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});
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let app_weak = self.downgrade();
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self.graphview.borrow().connect_local(
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self.session().graphview().connect_local(
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"node-added",
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false,
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glib::clone!(@weak application => @default-return None, move |values: &[Value]| {
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@ -577,7 +577,7 @@ impl GPSApp {
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let graph_id = values[1].get::<u32>().expect("graph id in args[1]");
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let node_id = values[2].get::<u32>().expect("node id in args[2]");
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GPS_INFO!("Node added node id={} in graph id={}", node_id, graph_id);
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if let Some(node) = app.graphview.borrow().node(node_id) {
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if let Some(node) = app.session().graphview().node(node_id) {
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let description = GPS::ElementInfo::element_description(&node.name()).ok();
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node.set_tooltip_markup(description.as_deref());
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for port in node.all_ports(GM::PortDirection::All) {
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@ -591,7 +591,7 @@ impl GPSApp {
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}),
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);
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let app_weak = self.downgrade();
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self.graphview.borrow().connect_local(
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self.session().graphview().connect_local(
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"port-added",
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false,
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glib::clone!(@weak application => @default-return None, move |values: &[Value]| {
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@ -600,7 +600,7 @@ impl GPSApp {
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let node_id = values[2].get::<u32>().expect("node id in args[2]");
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let port_id = values[3].get::<u32>().expect("port id in args[3]");
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GPS_INFO!("Port added port id={} to node id={} in graph id={}", port_id, node_id, graph_id);
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if let Some(node) = app.graphview.borrow().node(node_id) {
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if let Some(node) = app.session().graphview().node(node_id) {
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if let Some(port) = node.port(port_id) {
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let caps = PropertyExt::property(&port, "_caps");
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GPS_TRACE!("caps={} for port id {}", caps.clone().unwrap_or_else(|| "caps unknown".to_string()), port.id());
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@ -611,7 +611,7 @@ impl GPSApp {
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}),
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);
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let app_weak = self.downgrade();
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self.graphview.borrow().connect_local(
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self.session().graphview().connect_local(
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"graph-updated",
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false,
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glib::clone!(@weak application => @default-return None, move |values: &[Value]| {
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@ -630,8 +630,7 @@ impl GPSApp {
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);
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// When user clicks on port with right button
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let app_weak = self.downgrade();
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self.graphview
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.borrow()
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self.session().graphview()
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.connect_local(
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"graph-right-clicked",
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false,
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@ -639,7 +638,7 @@ impl GPSApp {
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let app = upgrade_weak!(app_weak, None);
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let point = values[1].get::<graphene::Point>().expect("point in args[2]");
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let pop_menu = app.app_pop_menu_at_position(&*app.graphview.borrow(), point.to_vec2().x() as f64, point.to_vec2().y() as f64);
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let pop_menu = app.app_pop_menu_at_position(&*app.session().graphview(), point.to_vec2().x() as f64, point.to_vec2().y() as f64);
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let menu: gio::MenuModel = app
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.builder
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.object("graph_menu")
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@ -650,11 +649,11 @@ impl GPSApp {
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app.connect_app_menu_action("graph.check",
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move |_,_| {
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let app = upgrade_weak!(app_weak);
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let pipeline_description = app.player.borrow().pipeline_description_from_graphview(&app.graphview.borrow());
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if app.player.borrow().create_pipeline(&pipeline_description).is_ok() {
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GPSUI::message::display_message_dialog(&pipeline_description,gtk::MessageType::Info, |_| {});
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let render_parse_launch = app.session().player().pipeline_description_from_graphview(&app.session().graphview());
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if app.session().player().create_pipeline(&render_parse_launch).is_ok() {
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GPSUI::message::display_message_dialog(&render_parse_launch,gtk::MessageType::Info, |_| {});
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} else {
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GPSUI::message::display_error_dialog(false, &format!("Unable to render:\n\n{pipeline_description}"));
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GPSUI::message::display_error_dialog(false, &format!("Unable to render:\n\n{render_parse_launch}"));
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}
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}
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);
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@ -672,7 +671,7 @@ impl GPSApp {
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// When user clicks on port with right button
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let app_weak = self.downgrade();
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self.graphview.borrow().connect_local(
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self.session().graphview().connect_local(
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"port-right-clicked",
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false,
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move |values: &[Value]| {
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@ -685,7 +684,7 @@ impl GPSApp {
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.expect("point in args[3]");
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let pop_menu = app.app_pop_menu_at_position(
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&*app.graphview.borrow(),
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&*app.session().graphview(),
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point.to_vec2().x() as f64,
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point.to_vec2().y() as f64,
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);
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@ -695,12 +694,12 @@ impl GPSApp {
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.expect("Couldn't get menu model for port");
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pop_menu.set_menu_model(Some(&menu));
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if app.graphview.borrow().can_remove_port(node_id, port_id) {
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if app.session().graphview().can_remove_port(node_id, port_id) {
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let app_weak = app.downgrade();
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app.connect_app_menu_action("port.delete", move |_, _| {
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let app = upgrade_weak!(app_weak);
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GPS_TRACE!("port.delete-link port {} node {}", port_id, node_id);
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app.graphview.borrow().remove_port(node_id, port_id);
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app.session().graphview().remove_port(node_id, port_id);
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});
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} else {
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app.disconnect_app_menu_action("port.delete");
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@ -727,8 +726,7 @@ impl GPSApp {
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// When user clicks on node with right button
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let app_weak = self.downgrade();
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self.graphview
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.borrow()
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self.session().graphview()
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.connect_local(
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"node-right-clicked",
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false,
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@ -738,7 +736,7 @@ impl GPSApp {
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let node_id = values[1].get::<u32>().expect("node id args[1]");
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let point = values[2].get::<graphene::Point>().expect("point in args[2]");
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let pop_menu = app.app_pop_menu_at_position(&*app.graphview.borrow(), point.to_vec2().x() as f64, point.to_vec2().y() as f64);
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let pop_menu = app.app_pop_menu_at_position(&*app.session().graphview(), point.to_vec2().x() as f64, point.to_vec2().y() as f64);
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let menu: gio::MenuModel = app
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.builder
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.object("node_menu")
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@ -750,7 +748,7 @@ impl GPSApp {
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move |_,_| {
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let app = upgrade_weak!(app_weak);
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GPS_DEBUG!("node.add-to-favorite {}", node_id);
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if let Some(node) = app.graphview.borrow().node(node_id) {
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if let Some(node) = app.session().graphview().node(node_id) {
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GPSUI::elements::add_to_favorite_list(&app, node.name());
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};
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}
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@ -761,7 +759,7 @@ impl GPSApp {
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move |_,_| {
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let app = upgrade_weak!(app_weak);
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GPS_DEBUG!("node.delete {}", node_id);
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app.graphview.borrow_mut().remove_node(node_id);
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app.session().graphview().remove_node(node_id);
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}
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);
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let node = app.node(node_id);
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@ -796,7 +794,7 @@ impl GPSApp {
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move |_,_| {
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let app = upgrade_weak!(app_weak);
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GPS_DEBUG!("node.properties {}", node_id);
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let node = app.graphview.borrow().node(node_id).unwrap();
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let node = app.session().graphview().node(node_id).unwrap();
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GPSUI::properties::display_plugin_properties(&app, &node.name(), node_id);
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}
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);
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@ -806,27 +804,27 @@ impl GPSApp {
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}),
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);
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let app_weak = self.downgrade();
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self.graphview.borrow().connect_local(
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self.session().graphview.borrow().connect_local(
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"node-double-clicked",
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false,
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glib::clone!(@weak application => @default-return None, move |values: &[Value]| {
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let app = upgrade_weak!(app_weak, None);
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let node_id = values[1].get::<u32>().expect("node id args[1]");
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GPS_TRACE!("Node double clicked id={}", node_id);
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let node = app.graphview.borrow().node(node_id).unwrap();
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let node = app.session().graphview.borrow().node(node_id).unwrap();
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GPSUI::properties::display_plugin_properties(&app, &node.name(), node_id);
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None
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}),
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);
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let app_weak = self.downgrade();
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self.graphview.borrow().connect_local(
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self.session().graphview.borrow().connect_local(
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"link-double-clicked",
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false,
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glib::clone!(@weak application => @default-return None, move |values: &[Value]| {
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let app = upgrade_weak!(app_weak, None);
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let link_id = values[1].get::<u32>().expect("link id args[1]");
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GPS_TRACE!("link double clicked id={}", link_id);
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let link = app.graphview.borrow().link(link_id).unwrap();
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let link = app.session().graphview.borrow().link(link_id).unwrap();
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GPSUI::dialog::create_input_dialog(
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"Enter caps filter description",
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"description",
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@ -834,7 +832,7 @@ impl GPSApp {
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&app,
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move |app, link_desc| {
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GPS_ERROR!("link double clicked id={}", link.id());
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app.graphview.borrow().set_link_name(link.id(), link_desc.as_str());
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app.session().graphview.borrow().set_link_name(link.id(), link_desc.as_str());
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GPS_ERROR!("link double clicked name={}", link.name());
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},
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);
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@ -867,23 +865,23 @@ impl GPSApp {
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fn drop(self) {}
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pub fn add_new_element(&self, element_name: &str) {
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let graphview = self.graphview.borrow();
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let (inputs, outputs) = GPS::PadInfo::pads(element_name, false);
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let node =
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graphview.create_node(element_name, GPS::ElementInfo::element_type(element_name));
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let node = self
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.session()
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.graphview()
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.create_node(element_name, GPS::ElementInfo::element_type(element_name));
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let node_id = node.id();
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if GPS::ElementInfo::element_is_uri_src_handler(element_name) {
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GPSApp::get_file_from_dialog(self, false, move |app, filename| {
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GPS_DEBUG!("Open file {}", filename);
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let graphview = app.graphview.borrow();
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let mut properties: HashMap<String, String> = HashMap::new();
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properties.insert(String::from("location"), filename);
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if let Some(node) = graphview.node(node_id) {
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if let Some(node) = app.session().graphview().node(node_id) {
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node.update_properties(&properties);
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}
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});
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}
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graphview.add_node(node);
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self.session().graphview().add_node(node);
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for input in inputs {
|
||||
self.create_port_with_caps(
|
||||
node_id,
|
||||
|
|
@ -904,8 +902,8 @@ impl GPSApp {
|
|||
|
||||
fn node(&self, node_id: u32) -> GM::Node {
|
||||
let node = self
|
||||
.graphview
|
||||
.borrow()
|
||||
.session()
|
||||
.graphview()
|
||||
.node(node_id)
|
||||
.unwrap_or_else(|| panic!("Unable to retrieve node with id {}", node_id));
|
||||
node
|
||||
|
|
@ -962,14 +960,16 @@ impl GPSApp {
|
|||
GM::PortDirection::Output => String::from("src_"),
|
||||
_ => String::from("?"),
|
||||
};
|
||||
let graphview = self.graphview.borrow();
|
||||
let port_name = format!("{}{}", port_name, ports.len());
|
||||
let port = graphview.create_port(&port_name, direction, presence);
|
||||
let port = self
|
||||
.session()
|
||||
.graphview()
|
||||
.create_port(&port_name, direction, presence);
|
||||
let id = port.id();
|
||||
let properties: HashMap<String, String> = HashMap::from([("_caps".to_string(), caps)]);
|
||||
port.update_properties(&properties);
|
||||
if let Some(mut node) = graphview.node(node_id) {
|
||||
graphview.add_port_to_node(&mut node, port);
|
||||
if let Some(mut node) = self.session().graphview().node(node_id) {
|
||||
self.session().graphview().add_port_to_node(&mut node, port);
|
||||
}
|
||||
id
|
||||
}
|
||||
|
|
@ -981,38 +981,36 @@ impl GPSApp {
|
|||
port_from_id: u32,
|
||||
port_to_id: u32,
|
||||
) {
|
||||
let graphview = self.graphview.borrow();
|
||||
let session = self.session();
|
||||
let graphview = session.graphview.borrow();
|
||||
let link = graphview.create_link(node_from_id, node_to_id, port_from_id, port_to_id);
|
||||
graphview.add_link(link);
|
||||
}
|
||||
|
||||
fn clear_graph(&self) {
|
||||
let graph_view = self.graphview.borrow();
|
||||
graph_view.clear();
|
||||
self.session().graphview().clear();
|
||||
}
|
||||
|
||||
fn save_graph(&self, filename: &str) -> anyhow::Result<()> {
|
||||
let graph_view = self.graphview.borrow();
|
||||
let mut file = File::create(filename)?;
|
||||
let buffer = graph_view.render_xml()?;
|
||||
let buffer = self.session().graphview().render_xml()?;
|
||||
file.write_all(&buffer)?;
|
||||
|
||||
Ok(())
|
||||
}
|
||||
|
||||
fn load_graph(&self, filename: &str) -> anyhow::Result<()> {
|
||||
let graph_view = self.graphview.borrow();
|
||||
GPS_INFO!("Open graph file {}", filename);
|
||||
let mut file = File::open(filename)?;
|
||||
let mut buffer = Vec::new();
|
||||
file.read_to_end(&mut buffer).expect("buffer overflow");
|
||||
graph_view.load_from_xml(buffer)?;
|
||||
self.session().graphview().load_from_xml(buffer)?;
|
||||
Ok(())
|
||||
}
|
||||
|
||||
fn load_pipeline(&self, pipeline_desc: &str) -> anyhow::Result<()> {
|
||||
let player = self.player.borrow();
|
||||
let graphview = self.graphview.borrow();
|
||||
let session = self.session();
|
||||
let player = session.player();
|
||||
let graphview = session.graphview.borrow();
|
||||
player.graphview_from_pipeline_description(&graphview, pipeline_desc);
|
||||
Ok(())
|
||||
}
|
||||
|
|
|
|||
|
|
@ -12,6 +12,7 @@ mod app;
|
|||
mod common;
|
||||
mod config;
|
||||
mod graphmanager;
|
||||
mod session;
|
||||
mod ui;
|
||||
#[macro_use]
|
||||
mod logger;
|
||||
|
|
|
|||
45
src/session.rs
Normal file
45
src/session.rs
Normal file
|
|
@ -0,0 +1,45 @@
|
|||
// main.rs
|
||||
//
|
||||
// Copyright 2021 Stéphane Cerveau <scerveau@collabora.com>
|
||||
//
|
||||
// This file is part of GstPipelineStudio
|
||||
//
|
||||
// SPDX-License-Identifier: GPL-3.0-only
|
||||
use crate::app::GPSAppWeak;
|
||||
use crate::gps as GPS;
|
||||
use crate::graphmanager as GM;
|
||||
use std::cell::Ref;
|
||||
use std::cell::RefCell;
|
||||
|
||||
#[derive(Debug)]
|
||||
pub struct GPSSession {
|
||||
pub graphview: RefCell<GM::GraphView>,
|
||||
pub player: RefCell<GPS::Player>,
|
||||
}
|
||||
|
||||
impl GPSSession {
|
||||
pub fn new() -> Self {
|
||||
GPSSession {
|
||||
graphview: RefCell::new(GM::GraphView::new()),
|
||||
player: RefCell::new(
|
||||
GPS::Player::new().expect("Unable to initialize GStreamer subsystem"),
|
||||
),
|
||||
}
|
||||
}
|
||||
|
||||
pub fn graphview(&self) -> Ref<GM::GraphView> {
|
||||
self.graphview.borrow()
|
||||
}
|
||||
|
||||
pub fn set_graphview_id(&self, id: u32) {
|
||||
self.graphview.borrow().set_id(id);
|
||||
}
|
||||
|
||||
pub fn player(&self) -> Ref<GPS::Player> {
|
||||
self.player.borrow()
|
||||
}
|
||||
|
||||
pub fn set_player(&self, app: GPSAppWeak) {
|
||||
self.player.borrow().set_app(app);
|
||||
}
|
||||
}
|
||||
|
|
@ -300,7 +300,7 @@ pub fn display_pipeline_details(app: &GPSApp) {
|
|||
grid.set_row_spacing(4);
|
||||
grid.set_margin_bottom(12);
|
||||
|
||||
if let Some(elements) = app.player.borrow().pipeline_elements() {
|
||||
if let Some(elements) = app.session().player().pipeline_elements() {
|
||||
let elements_list = elements.join(" ");
|
||||
let label = gtk::Label::builder()
|
||||
.label(format!("{} elements:", elements.len()))
|
||||
|
|
|
|||
Loading…
Reference in a new issue