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mod database;
mod error;
mod item;
mod menu;
mod widget;
use error::Error;
use item::Item;
use menu::Menu;
use widget::Widget;
use crate::app::browser::{
window::action::{Action as WindowAction, Position},
Action as BrowserAction,
};
use crate::Profile;
use gtk::{
glib::{GString, Propagation},
prelude::WidgetExt,
};
use sqlite::Transaction;
use std::{cell::RefCell, collections::HashMap, rc::Rc};
// Main
pub struct Tab {
profile: Rc<Profile>,
actions: (Rc<BrowserAction>, Rc<WindowAction>),
index: Rc<RefCell<HashMap<Rc<GString>, Rc<Item>>>>,
pub widget: Rc<Widget>,
}
impl Tab {
// Construct
pub fn new(profile: Rc<Profile>, action: (Rc<BrowserAction>, Rc<WindowAction>)) -> Self {
// Init empty HashMap index
let index: Rc<RefCell<HashMap<Rc<GString>, Rc<Item>>>> =
Rc::new(RefCell::new(HashMap::new()));
// Init context menu
let menu = Menu::new(action.1.clone());
// Init widget
let widget = Rc::new(Widget::new(&menu.main));
// Init events
widget.tab_view.connect_setup_menu({
let action = action.1.clone();
let index = index.clone();
let widget = widget.clone();
move |tab_view, tab_page| {
let state = match tab_page {
// on menu open
Some(this) => {
if let Some(id) = this.keyword() {
if let Some(item) = index.borrow().get(&id) {
item.page.update(); // update window actions using page of tab activated
}
}
Some(tab_view.page_position(this)) // activated tab
}
// on menu close
None => {
if let Some(page) = widget.page(None) {
if let Some(id) = page.keyword() {
if let Some(item) = index.borrow().get(&id) {
item.page.update(); // update window actions using page of current tab
}
}
}
None // current tab
}
};
// Update actions with new state value
action.bookmark.change_state(state);
action.close_all.change_state(state);
action.close.change_state(state);
action.history_back.change_state(state);
action.history_forward.change_state(state);
action.home.change_state(state);
action.pin.change_state(state);
action.reload.change_state(state);
action.save_as.change_state(state);
action.source.change_state(state);
}
});
widget.tab_view.connect_close_page({
let index = index.clone();
move |_, item| {
// Get index ID by keyword saved
match item.keyword() {
Some(id) => {
if id.is_empty() {
panic!("Tab index can not be empty!")
}
// Cleanup HashMap index
index.borrow_mut().remove(&id);
}
None => panic!("Undefined tab index!"),
}
Propagation::Proceed
}
});
widget.tab_view.connect_selected_page_notify({
let index = index.clone();
move |this| {
if let Some(page) = this.selected_page() {
if let Some(id) = page.keyword() {
if let Some(item) = index.borrow().get(&id) {
item.update();
}
}
// Reset attention decorator
page.set_needs_attention(false);
}
}
});
// Return activated `Self`
Self {
profile,
actions: (action.0, action.1),
index,
widget,
}
}
// Actions
pub fn append(
&self,
position: Position,
request: Option<String>,
is_pinned: bool,
is_selected: bool,
is_attention: bool,
is_load: bool,
) -> Rc<Item> {
// Init new tab item
let item = Rc::new(Item::new(
&self.widget.tab_view,
self.profile.clone(),
// Actions
(self.actions.0.clone(), self.actions.1.clone()),
// Options
(
position,
request,
is_pinned,
is_selected,
is_attention,
is_load,
),
));
// Register dynamically created tab components in the HashMap index
self.index
.borrow_mut()
.insert(item.id.clone(), item.clone());
item.page.navigation.request.widget.entry.grab_focus();
item
}
/// Close page at given `position`, `None` to close selected page (if available)
pub fn close(&self, position: Option<i32>) {
self.widget.close(position);
}
// Close all pages
pub fn close_all(&self) {
self.widget.close_all();
}
// Save page at given `position`, `None` to save selected page (if available)
pub fn save_as(&self, page_position: Option<i32>) {
if let Some(item) = self.item(page_position) {
item.page.navigation.request.to_download();
item.page.load(true);
}
}
// View source for page at given `position`, `None` to use selected page (if available)
pub fn source(&self, page_position: Option<i32>) {
if let Some(item) = self.item(page_position) {
item.page.navigation.request.to_source();
item.page.load(true);
}
}
/// Toggle `Bookmark` in current `Profile` for `Page` at given `position` (current page on `None`)
/// * return `true` on bookmark created, `false` on deleted; `Error` otherwise.
pub fn bookmark(&self, page_position: Option<i32>) -> Result<bool, Error> {
if let Some(item) = self.item(page_position) {
return match item.page.bookmark() {
Ok(result) => Ok(result),
Err(_) => Err(Error::Bookmark),
};
}
Err(Error::PageNotFound)
}
// Toggle pin status for active tab
pub fn pin(&self, page_position: Option<i32>) {
self.widget.pin(page_position);
}
pub fn page_home(&self, page_position: Option<i32>) {
if let Some(item) = self.item(page_position) {
item.page.home();
}
}
pub fn page_history_back(&self, page_position: Option<i32>) {
if let Some(item) = self.item(page_position) {
item.page.history_back();
}
}
pub fn page_history_forward(&self, page_position: Option<i32>) {
if let Some(item) = self.item(page_position) {
item.page.history_forward();
}
}
/// Reload page at `i32` position or selected page on `None` given
pub fn page_reload(&self, page_position: Option<i32>) {
if let Some(item) = self.item(page_position) {
item.page.load(true);
}
}
pub fn update(&self, item_id: Option<GString>) {
let key = match item_id {
Some(value) => value,
None => GString::new(), // @TODO
};
match self.index.borrow().get(&key) {
Some(item) => {
// Update item components
item.update();
// Update tab title on loading indicator inactive
if !item.page.is_loading() {
item.widget
.tab_page
.set_title(&item.page.meta.title.borrow())
}
}
// Update all tabs
None => {
for (_, item) in self.index.borrow().iter() {
// Update item components
item.update();
// Update tab title on loading indicator inactive
if !item.page.is_loading() {
item.widget
.tab_page
.set_title(&item.page.meta.title.borrow())
}
}
}
}
}
pub fn clean(
&self,
transaction: &Transaction,
app_browser_window_id: &i64,
) -> Result<(), String> {
match database::select(transaction, app_browser_window_id) {
Ok(records) => {
for record in records {
match database::delete(transaction, &record.id) {
Ok(_) => {
// Delegate clean action to childs
for (_, item) in self.index.borrow().iter() {
item.clean(transaction, &record.id)?
}
}
Err(e) => return Err(e.to_string()),
}
}
}
Err(e) => return Err(e.to_string()),
}
Ok(())
}
pub fn restore(
&self,
transaction: &Transaction,
app_browser_window_id: &i64,
) -> Result<(), String> {
match database::select(transaction, app_browser_window_id) {
Ok(records) => {
for record in records {
match Item::restore(
&self.widget.tab_view,
transaction,
&record.id,
self.profile.clone(),
(self.actions.0.clone(), self.actions.1.clone()),
) {
Ok(items) => {
for item in items {
// Register dynamically created tab item in the HashMap index
self.index
.borrow_mut()
.insert(item.id.clone(), item.clone());
}
}
Err(e) => return Err(e.to_string()),
}
}
}
Err(e) => return Err(e.to_string()),
}
Ok(())
}
pub fn save(
&self,
transaction: &Transaction,
app_browser_window_id: &i64,
) -> Result<(), String> {
match database::insert(transaction, app_browser_window_id) {
Ok(_) => {
// Delegate save action to childs
let id = database::last_insert_id(transaction);
// Read collected HashMap index
for (_, item) in self.index.borrow().iter() {
item.save(
transaction,
&id,
&self.widget.tab_view.page_position(&item.widget.tab_page),
&item.widget.tab_page.is_pinned(),
&item.widget.tab_page.is_selected(),
&item.widget.tab_page.needs_attention(),
)?;
}
}
Err(e) => return Err(e.to_string()),
}
Ok(())
}
pub fn init(&self) {
// Append just one blank page if no tabs available after last session restore
if self.index.borrow().is_empty() {
self.append(Position::End, None, false, true, false, false);
}
// @TODO other/child features..
}
fn item(&self, position: Option<i32>) -> Option<Rc<Item>> {
if let Some(page) = self.widget.page(position) {
if let Some(id) = page.keyword() {
if let Some(item) = self.index.borrow().get(&id) {
return Some(item.clone());
}
}
}
None
}
}
// Tools
pub fn migrate(tx: &Transaction) -> Result<(), String> {
// Migrate self components
if let Err(e) = database::init(tx) {
return Err(e.to_string());
}
// Delegate migration to childs
item::migrate(tx)?;
// Success
Ok(())
}