mac: Add BrowserWindow.getRepresentedFilename API, fixes #460.

atom/browser/api/atom_api_window.cc

@@ -320,6 +320,10 @@ void Window::SetRepresentedFilename(const std::string& filename) {
   window_->SetRepresentedFilename(filename);
 }
 
+std::string Window::GetRepresentedFilename() {
+  return window_->GetRepresentedFilename();
+}
+
 void Window::SetDocumentEdited(bool edited) {
   window_->SetDocumentEdited(edited);
 }
@@ -373,6 +377,7 @@ void Window::BuildPrototype(v8::Isolate* isolate,
       .SetMethod("setKiosk", &Window::SetKiosk)
       .SetMethod("isKiosk", &Window::IsKiosk)
       .SetMethod("setRepresentedFilename", &Window::SetRepresentedFilename)
+      .SetMethod("getRepresentedFilename", &Window::GetRepresentedFilename)
       .SetMethod("setDocumentEdited", &Window::SetDocumentEdited)
       .SetMethod("_openDevTools", &Window::OpenDevTools)
       .SetMethod("closeDevTools", &Window::CloseDevTools)

atom/browser/api/atom_api_window.h

@@ -98,6 +98,7 @@ class Window : public mate::EventEmitter,
   bool IsWebViewFocused();
   void CapturePage(mate::Arguments* args);
   void SetRepresentedFilename(const std::string& filename);
+  std::string GetRepresentedFilename();
   void SetDocumentEdited(bool edited);
 
   // APIs for WebContents.

atom/browser/native_window.cc

@@ -192,6 +192,10 @@ void NativeWindow::InitFromOptions(const mate::Dictionary& options) {
 void NativeWindow::SetRepresentedFilename(const std::string& filename) {
 }
 
+std::string NativeWindow::GetRepresentedFilename() {
+  return "";
+}
+
 void NativeWindow::SetDocumentEdited(bool edited) {
 }
 

atom/browser/native_window.h

@@ -135,6 +135,7 @@ class NativeWindow : public brightray::DefaultWebContentsDelegate,
   virtual void SetKiosk(bool kiosk) = 0;
   virtual bool IsKiosk() = 0;
   virtual void SetRepresentedFilename(const std::string& filename);
+  virtual std::string GetRepresentedFilename();
   virtual void SetDocumentEdited(bool edited);
   virtual void SetMenu(ui::MenuModel* menu);
   virtual bool HasModalDialog();

atom/browser/native_window_mac.h

@@ -59,6 +59,7 @@ class NativeWindowMac : public NativeWindow {
   virtual void SetKiosk(bool kiosk) OVERRIDE;
   virtual bool IsKiosk() OVERRIDE;
   virtual void SetRepresentedFilename(const std::string& filename) OVERRIDE;
+  virtual std::string GetRepresentedFilename() OVERRIDE;
   virtual void SetDocumentEdited(bool edited) OVERRIDE;
   virtual bool HasModalDialog() OVERRIDE;
   virtual gfx::NativeWindow GetNativeWindow() OVERRIDE;

atom/browser/native_window_mac.mm

@@ -452,6 +452,10 @@ void NativeWindowMac::SetRepresentedFilename(const std::string& filename) {
   [window_ setRepresentedFilename:base::SysUTF8ToNSString(filename)];
 }
 
+std::string NativeWindowMac::GetRepresentedFilename() {
+  return base::SysNSStringToUTF8([window_ representedFilename]);
+}
+
 void NativeWindowMac::SetDocumentEdited(bool edited) {
   [window_ setDocumentEdited:edited];
 }

docs/api/browser-window.md

@@ -383,6 +383,10 @@ Returns whether the window is in kiosk mode.
 __OS X Only:__ Sets the pathname of the file the window represents, and the icon
 of the file will show in window's title bar.
 
+### BrowserWindow.getRepresentedFilename()
+
+__OS X Only:__ Returns the pathname of the file the window represents.
+
 ### BrowserWindow.setDocumentEdited(edited)
 
 * `edited` Boolean