import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

widget/windows/nsColorPicker.h

@@ -0,0 +1,59 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef nsColorPicker_h__
+#define nsColorPicker_h__
+
+#include <windows.h>
+#include <commdlg.h>
+
+#include "nsCOMPtr.h"
+#include "nsIColorPicker.h"
+#include "nsThreadUtils.h"
+
+class nsIWidget;
+
+class AsyncColorChooser :
+  public mozilla::Runnable
+{
+public:
+  AsyncColorChooser(COLORREF aInitialColor,
+                    nsIWidget* aParentWidget,
+                    nsIColorPickerShownCallback* aCallback);
+  NS_IMETHOD Run() override;
+
+private:
+  void Update(COLORREF aColor);
+
+  static UINT_PTR CALLBACK HookProc(HWND aDialog, UINT aMsg,
+                                    WPARAM aWParam, LPARAM aLParam);
+
+  COLORREF mInitialColor;
+  COLORREF mColor;
+  nsCOMPtr<nsIWidget> mParentWidget;
+  nsCOMPtr<nsIColorPickerShownCallback> mCallback;
+};
+
+class nsColorPicker :
+  public nsIColorPicker
+{
+  virtual ~nsColorPicker();
+
+public:
+  nsColorPicker();
+
+  NS_DECL_ISUPPORTS
+
+  NS_IMETHOD Init(mozIDOMWindowProxy* parent, const nsAString& title,
+                  const nsAString& aInitialColor);
+  NS_IMETHOD Open(nsIColorPickerShownCallback* aCallback);
+
+private:
+  COLORREF mInitialColor;
+  nsCOMPtr<nsIWidget> mParentWidget;
+};
+
+#endif // nsColorPicker_h__