Replace DialogScope with UnresponsiveSuppressor

The latter is global-wide.

atom/browser/native_window.cc

@@ -11,6 +11,7 @@
 #include "atom/browser/atom_browser_context.h"
 #include "atom/browser/atom_browser_main_parts.h"
 #include "atom/browser/browser.h"
+#include "atom/browser/unresponsive_suppressor.h"
 #include "atom/browser/window_list.h"
 #include "atom/common/api/api_messages.h"
 #include "atom/common/native_mate_converters/file_path_converter.h"
@@ -52,7 +53,6 @@ NativeWindow::NativeWindow(
       transparent_(false),
       enable_larger_than_screen_(false),
       is_closed_(false),
-      has_dialog_attached_(false),
       sheet_offset_x_(0.0),
       sheet_offset_y_(0.0),
       aspect_ratio_(0.0),
@@ -293,10 +293,6 @@ void NativeWindow::SetFocusable(bool focusable) {
 void NativeWindow::SetMenu(AtomMenuModel* menu) {
 }
 
-bool NativeWindow::HasModalDialog() {
-  return has_dialog_attached_;
-}
-
 void NativeWindow::SetParentWindow(NativeWindow* parent) {
   parent_ = parent;
 }
@@ -590,7 +586,7 @@ void NativeWindow::ScheduleUnresponsiveEvent(int ms) {
 void NativeWindow::NotifyWindowUnresponsive() {
   window_unresposive_closure_.Cancel();
 
-  if (!is_closed_ && !HasModalDialog() && IsEnabled())
+  if (!is_closed_ && !IsUnresponsiveEventSuppressed() && IsEnabled())
     FOR_EACH_OBSERVER(NativeWindowObserver,
                       observers_,
                       OnRendererUnresponsive());

atom/browser/native_window.h

@@ -51,26 +51,7 @@ struct DraggableRegion;
 class NativeWindow : public base::SupportsUserData,
                      public content::WebContentsObserver {
  public:
-  class DialogScope {
-   public:
-    explicit DialogScope(NativeWindow* window)
-        : window_(window) {
-      if (window_ != NULL)
-        window_->set_has_dialog_attached(true);
-    }
-
-    ~DialogScope() {
-      if (window_ != NULL)
-        window_->set_has_dialog_attached(false);
-    }
-
-   private:
-    NativeWindow* window_;
-
-    DISALLOW_COPY_AND_ASSIGN(DialogScope);
-  };
-
-  virtual ~NativeWindow();
+  ~NativeWindow() override;
 
   // Create window with existing WebContents, the caller is responsible for
   // managing the window's live.
@@ -155,7 +136,6 @@ class NativeWindow : public base::SupportsUserData,
   virtual void SetContentProtection(bool enable) = 0;
   virtual void SetFocusable(bool focusable);
   virtual void SetMenu(AtomMenuModel* menu);
-  virtual bool HasModalDialog();
   virtual void SetParentWindow(NativeWindow* parent);
   virtual gfx::NativeWindow GetNativeWindow() = 0;
   virtual gfx::AcceleratedWidget GetAcceleratedWidget() = 0;
@@ -245,10 +225,6 @@ class NativeWindow : public base::SupportsUserData,
   SkRegion* draggable_region() const { return draggable_region_.get(); }
   bool enable_larger_than_screen() const { return enable_larger_than_screen_; }
 
-  void set_has_dialog_attached(bool has_dialog_attached) {
-    has_dialog_attached_ = has_dialog_attached;
-  }
-
   NativeWindow* parent() const { return parent_; }
   bool is_modal() const { return is_modal_; }
 
@@ -305,9 +281,6 @@ class NativeWindow : public base::SupportsUserData,
   // The windows has been closed.
   bool is_closed_;
 
-  // There is a dialog that has been attached to window.
-  bool has_dialog_attached_;
-
   // 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_;

atom/browser/native_window_mac.h

@@ -80,7 +80,6 @@ class NativeWindowMac : public NativeWindow {
   bool IsDocumentEdited() override;
   void SetIgnoreMouseEvents(bool ignore) override;
   void SetContentProtection(bool enable) override;
-  bool HasModalDialog() override;
   void SetParentWindow(NativeWindow* parent) override;
   gfx::NativeWindow GetNativeWindow() override;
   gfx::AcceleratedWidget GetAcceleratedWidget() override;

atom/browser/native_window_mac.mm

@@ -960,10 +960,6 @@ void NativeWindowMac::SetContentProtection(bool enable) {
                                  : NSWindowSharingReadOnly];
 }
 
-bool NativeWindowMac::HasModalDialog() {
-  return [window_ attachedSheet] != nil;
-}
-
 void NativeWindowMac::SetParentWindow(NativeWindow* parent) {
   if (is_modal())
     return;

atom/browser/ui/file_dialog_gtk.cc

@@ -5,6 +5,7 @@
 #include "atom/browser/ui/file_dialog.h"
 
 #include "atom/browser/native_window_views.h"
+#include "atom/browser/unresponsive_suppressor.h"
 #include "base/callback.h"
 #include "base/files/file_util.h"
 #include "base/strings/string_util.h"
@@ -41,7 +42,6 @@ class FileChooserDialog {
                     const base::FilePath& default_path,
                     const Filters& filters)
       : parent_(static_cast<atom::NativeWindowViews*>(parent_window)),
-        dialog_scope_(parent_window),
         filters_(filters) {
     const char* confirm_text = GTK_STOCK_OK;
 
@@ -153,7 +153,7 @@ class FileChooserDialog {
   base::FilePath AddExtensionForFilename(const gchar* filename) const;
 
   atom::NativeWindowViews* parent_;
-  atom::NativeWindow::DialogScope dialog_scope_;
+  atom::UnresponsiveSuppressor unresponsive_suppressor_;
 
   GtkWidget* dialog_;
 

atom/browser/ui/file_dialog_win.cc

@@ -10,6 +10,7 @@
 #include <shlobj.h>
 
 #include "atom/browser/native_window_views.h"
+#include "atom/browser/unresponsive_suppressor.h"
 #include "base/files/file_util.h"
 #include "base/i18n/case_conversion.h"
 #include "base/strings/string_util.h"
@@ -108,7 +109,7 @@ class FileDialog {
   }
 
   bool Show(atom::NativeWindow* parent_window) {
-    atom::NativeWindow::DialogScope dialog_scope(parent_window);
+    atom::UnresponsiveSuppressor suppressor;
     HWND window = parent_window ? static_cast<atom::NativeWindowViews*>(
         parent_window)->GetAcceleratedWidget() :
         NULL;

atom/browser/ui/message_box_gtk.cc

@@ -6,6 +6,7 @@
 
 #include "atom/browser/browser.h"
 #include "atom/browser/native_window_views.h"
+#include "atom/browser/unresponsive_suppressor.h"
 #include "base/callback.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
@@ -35,8 +36,7 @@ class GtkMessageBox {
                 const std::string& message,
                 const std::string& detail,
                 const gfx::ImageSkia& icon)
-      : dialog_scope_(parent_window),
-        cancel_id_(cancel_id),
+      : cancel_id_(cancel_id),
         parent_(static_cast<NativeWindowViews*>(parent_window)) {
     // Create dialog.
     dialog_ = gtk_message_dialog_new(
@@ -147,7 +147,7 @@ class GtkMessageBox {
   CHROMEGTK_CALLBACK_1(GtkMessageBox, void, OnResponseDialog, int);
 
  private:
-  atom::NativeWindow::DialogScope dialog_scope_;
+  atom::UnresponsiveSuppressor unresponsive_suppressor_;
 
   // The id to return when the dialog is closed without pressing buttons.
   int cancel_id_;

atom/browser/ui/message_box_win.cc

@@ -12,6 +12,7 @@
 
 #include "atom/browser/browser.h"
 #include "atom/browser/native_window_views.h"
+#include "atom/browser/unresponsive_suppressor.h"
 #include "base/callback.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
@@ -198,7 +199,7 @@ int ShowMessageBox(NativeWindow* parent,
       static_cast<atom::NativeWindowViews*>(parent)->GetAcceleratedWidget() :
       NULL;
 
-  NativeWindow::DialogScope dialog_scope(parent);
+  atom::UnresponsiveSuppressor suppressor;
   return ShowMessageBoxUTF16(hwnd_parent,
                              type,
                              utf16_buttons,
@@ -239,6 +240,7 @@ void ShowMessageBox(NativeWindow* parent,
 }
 
 void ShowErrorBox(const base::string16& title, const base::string16& content) {
+  atom::UnresponsiveSuppressor suppressor;
   ShowMessageBoxUTF16(NULL, MESSAGE_BOX_TYPE_ERROR, {}, -1, 0, 0, L"Error",
                       title, content, gfx::ImageSkia());
 }

atom/browser/unresponsive_suppressor.cc

@@ -0,0 +1,27 @@
+// Copyright (c) 2016 GitHub, Inc.
+// Use of this source code is governed by the MIT license that can be
+// found in the LICENSE file.
+
+#include "atom/browser/unresponsive_suppressor.h"
+
+namespace atom {
+
+namespace {
+
+int g_suppress_level = 0;
+
+}  // namespace
+
+bool IsUnresponsiveEventSuppressed() {
+  return g_suppress_level > 0;
+}
+
+UnresponsiveSuppressor::UnresponsiveSuppressor() {
+  g_suppress_level++;
+}
+
+UnresponsiveSuppressor::~UnresponsiveSuppressor() {
+  g_suppress_level--;
+}
+
+}  // namespace atom

atom/browser/unresponsive_suppressor.h

@@ -0,0 +1,25 @@
+// Copyright (c) 2016 GitHub, Inc.
+// Use of this source code is governed by the MIT license that can be
+// found in the LICENSE file.
+
+#ifndef ATOM_BROWSER_UNRESPONSIVE_SUPPRESSOR_H_
+#define ATOM_BROWSER_UNRESPONSIVE_SUPPRESSOR_H_
+
+#include "base/macros.h"
+
+namespace atom {
+
+bool IsUnresponsiveEventSuppressed();
+
+class UnresponsiveSuppressor {
+ public:
+  UnresponsiveSuppressor();
+  ~UnresponsiveSuppressor();
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(UnresponsiveSuppressor);
+};
+
+}  // namespace atom
+
+#endif  // ATOM_BROWSER_UNRESPONSIVE_SUPPRESSOR_H_

filenames.gypi

@@ -299,6 +299,8 @@
       'atom/browser/ui/x/window_state_watcher.h',
       'atom/browser/ui/x/x_window_utils.cc',
       'atom/browser/ui/x/x_window_utils.h',
+      'atom/browser/unresponsive_suppressor.cc',
+      'atom/browser/unresponsive_suppressor.h',
       'atom/browser/web_contents_permission_helper.cc',
       'atom/browser/web_contents_permission_helper.h',
       'atom/browser/web_contents_preferences.cc',