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rudimentary handling of tabs

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This commit is contained in:
Gregory Terzian 2018-06-05 10:42:09 +08:00
parent fee5428316
commit 96f75465cf
1 changed files with 16 additions and 5 deletions
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21
ports/servo/browser.rs
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@ -26,6 +26,12 @@ pub struct Browser {
/// are not supported yet. None until created.
browser_id: Option<BrowserId>,
// A rudimentary stack of "tabs".
// EmbedderMsg::BrowserCreated will push onto it.
// EmbedderMsg::CloseBrowser will pop from it,
// and exit if it is empty afterwards.
browsers: Vec<BrowserId>,
title: Option<String>,
status: Option<String>,
favicon: Option<ServoUrl>,
@ -47,6 +53,7 @@ impl Browser {
title: None,
current_url: None,
browser_id: None,
browsers: Vec::new(),
status: None,
favicon: None,
loading_state: None,
@ -62,6 +69,7 @@ impl Browser {
pub fn set_browser_id(&mut self, browser_id: BrowserId) {
self.browser_id = Some(browser_id);
self.browsers.push(browser_id);
}
pub fn handle_window_events(&mut self, events: Vec<WindowEvent>) {
@ -293,7 +301,7 @@ impl Browser {
}
EmbedderMsg::BrowserCreated(new_browser_id) => {
// TODO: properly handle a new "tab"
self.browser_id = Some(new_browser_id);
self.browsers.push(new_browser_id);
self.event_queue.push(WindowEvent::SelectBrowser(new_browser_id));
}
EmbedderMsg::KeyEvent(ch, key, state, modified) => {
@ -321,10 +329,13 @@ impl Browser {
self.loading_state = Some(LoadingState::Loaded);
}
EmbedderMsg::CloseBrowser => {
self.browser_id = None;
// Nothing left to do for now,
// but could hide a tab, and show another one, instead of quitting.
self.event_queue.push(WindowEvent::Quit);
// TODO: close the appropriate "tab".
let _ = self.browsers.pop();
if let Some(prev_browser_id) = self.browsers.last() {
self.event_queue.push(WindowEvent::SelectBrowser(*prev_browser_id));
} else {
self.event_queue.push(WindowEvent::Quit);
}
},
EmbedderMsg::Shutdown => {
self.shutdown_requested = true;