mirrors/electron
2
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Do not use flags to mark whether the window is unresponsive.

Browse source 
It's error prone.
This commit is contained in:
Cheng Zhao 2013-12-04 17:10:59 +08:00
parent d6d1604623
commit bfe8928ab1
2 changed files with 22 additions and 22 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

36
browser/native_window.cc
View file

@ -44,7 +44,6 @@ NativeWindow::NativeWindow(content::WebContents* web_contents,
: content::WebContentsObserver(web_contents),
has_frame_(true),
is_closed_(false),
not_responding_(false),
weak_factory_(this),
inspectable_web_contents_(
brightray::InspectableWebContents::Create(web_contents)) {
@ -226,7 +225,16 @@ void NativeWindow::CloseWebContents() {
// not closed in 500ms, in this way we can quickly show the unresponsive
// dialog when the window is busy executing some script withouth waiting for
// the unresponsive timeout.
RendererUnresponsive(web_contents);
if (window_unresposive_closure_.IsCancelled()) {
window_unresposive_closure_.Reset(
base::Bind(&NativeWindow::RendererUnresponsive,
weak_factory_.GetWeakPtr(),
web_contents));
base::MessageLoop::current()->PostDelayedTask(
FROM_HERE,
window_unresposive_closure_.callback(),
base::TimeDelta::FromMilliseconds(500));
}
if (web_contents->NeedToFireBeforeUnload())
web_contents->GetRenderViewHost()->FirePageBeforeUnload(false);
@ -286,7 +294,7 @@ void NativeWindow::BeforeUnloadFired(content::WebContents* tab,
WindowList::WindowCloseCancelled(this);
// When the "beforeunload" callback is fired the window is certainly live.
not_responding_ = false;
window_unresposive_closure_.Cancel();
}
void NativeWindow::RequestToLockMouse(content::WebContents* web_contents,
@ -331,7 +339,7 @@ void NativeWindow::CloseContents(content::WebContents* source) {
NotifyWindowClosed();
// Do not sent "unresponsive" event after window is closed.
not_responding_ = false;
window_unresposive_closure_.Cancel();
}
bool NativeWindow::IsPopupOrPanel(const content::WebContents* source) const {
@ -340,16 +348,15 @@ bool NativeWindow::IsPopupOrPanel(const content::WebContents* source) const {
}
void NativeWindow::RendererUnresponsive(content::WebContents* source) {
not_responding_ = true;
base::MessageLoop::current()->PostDelayedTask(
FROM_HERE,
base::Bind(&NativeWindow::RendererUnresponsiveDelayed,
weak_factory_.GetWeakPtr()),
base::TimeDelta::FromMilliseconds(500));
LOG(ERROR) << "NativeWindow::RendererUnresponsive";
window_unresposive_closure_.Cancel();
FOR_EACH_OBSERVER(NativeWindowObserver,
observers_,
OnRendererUnresponsive());
}
void NativeWindow::RendererResponsive(content::WebContents* source) {
not_responding_ = false;
window_unresposive_closure_.Cancel();
FOR_EACH_OBSERVER(NativeWindowObserver, observers_, OnRendererResponsive());
}
@ -371,13 +378,6 @@ void NativeWindow::RenderViewGone(base::TerminationStatus status) {
FOR_EACH_OBSERVER(NativeWindowObserver, observers_, OnRendererCrashed());
}
void NativeWindow::RendererUnresponsiveDelayed() {
if (not_responding_)
FOR_EACH_OBSERVER(NativeWindowObserver,
observers_,
OnRendererUnresponsive());
}
void NativeWindow::Observe(int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) {

8
browser/native_window.h
View file

@ -6,6 +6,7 @@
#define ATOM_BROWSER_NATIVE_WINDOW_H_
#include "base/basictypes.h"
#include "base/cancelable_callback.h"
#include "base/compiler_specific.h"
#include "base/memory/scoped_ptr.h"
#include "base/memory/weak_ptr.h"
@ -192,8 +193,6 @@ class NativeWindow : public brightray::DefaultWebContentsDelegate,
gfx::Image icon_;
private:
void RendererUnresponsiveDelayed();
// Called when CapturePage has done.
void OnCapturePageDone(const CapturePageCallback& callback,
bool succeed,
@ -215,8 +214,9 @@ class NativeWindow : public brightray::DefaultWebContentsDelegate,
// The windows has been closed.
bool is_closed_;
// The window is not responding.
bool not_responding_;
// Closure that would be called when window is unresponsive when closing,
// it should be cancelled when we can prove that the window is responsive.
base::CancelableClosure window_unresposive_closure_;
base::WeakPtrFactory<NativeWindow> weak_factory_;