From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 widget/windows/TaskbarWindowPreview.h | 85 +++++++++++++++++++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 widget/windows/TaskbarWindowPreview.h

(limited to 'widget/windows/TaskbarWindowPreview.h')

diff --git a/widget/windows/TaskbarWindowPreview.h b/widget/windows/TaskbarWindowPreview.h
new file mode 100644
index 0000000000..d0719f739a
--- /dev/null
+++ b/widget/windows/TaskbarWindowPreview.h
@@ -0,0 +1,85 @@
+/* vim: se cin sw=2 ts=2 et : */
+/* -*- 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 __mozilla_widget_TaskbarWindowPreview_h__
+#define __mozilla_widget_TaskbarWindowPreview_h__
+
+#include "nsITaskbarWindowPreview.h"
+#include "nsITaskbarProgress.h"
+#include "nsITaskbarOverlayIconController.h"
+#include "TaskbarPreview.h"
+#include <nsWeakReference.h>
+
+namespace mozilla {
+namespace widget {
+
+class TaskbarPreviewButton;
+class TaskbarWindowPreview : public TaskbarPreview,
+                             public nsITaskbarWindowPreview,
+                             public nsITaskbarProgress,
+                             public nsITaskbarOverlayIconController,
+                             public nsSupportsWeakReference
+{
+  virtual ~TaskbarWindowPreview();
+
+public:
+  TaskbarWindowPreview(ITaskbarList4 *aTaskbar, nsITaskbarPreviewController *aController, HWND aHWND, nsIDocShell *aShell);
+
+  NS_DECL_ISUPPORTS
+  NS_DECL_NSITASKBARWINDOWPREVIEW
+  NS_DECL_NSITASKBARPROGRESS
+  NS_DECL_NSITASKBAROVERLAYICONCONTROLLER
+  NS_FORWARD_NSITASKBARPREVIEW(TaskbarPreview::)
+
+  virtual LRESULT WndProc(UINT nMsg, WPARAM wParam, LPARAM lParam) override;
+private:
+  virtual nsresult ShowActive(bool active) override;
+  virtual HWND &PreviewWindow() override;
+
+  virtual nsresult UpdateTaskbarProperties() override;
+  virtual nsresult Enable() override;
+  virtual nsresult Disable() override;
+  virtual void DetachFromNSWindow() override;
+  nsresult UpdateButton(uint32_t index);
+  nsresult UpdateButtons();
+
+  // Is custom drawing enabled?
+  bool                    mCustomDrawing;
+  // Have we made any buttons?
+  bool                    mHaveButtons;
+  // Windows button format
+  THUMBBUTTON             mThumbButtons[nsITaskbarWindowPreview::NUM_TOOLBAR_BUTTONS];
+  // Pointers to our button class (cached instances)
+  nsWeakPtr               mWeakButtons[nsITaskbarWindowPreview::NUM_TOOLBAR_BUTTONS];
+
+  // Called to update ITaskbarList4 dependent properties
+  nsresult UpdateTaskbarProgress();
+  nsresult UpdateOverlayIcon();
+
+  // The taskbar progress
+  TBPFLAG                 mState;
+  ULONGLONG               mCurrentValue;
+  ULONGLONG               mMaxValue;
+
+  // Taskbar overlay icon
+  HICON                   mOverlayIcon;
+  nsString                mIconDescription;
+
+  // WindowHook procedure for hooking mWnd for taskbar progress and icon stuff
+  static bool TaskbarWindowHook(void *aContext,
+                                  HWND hWnd, UINT nMsg,
+                                  WPARAM wParam, LPARAM lParam,
+                                  LRESULT *aResult);
+
+  friend class TaskbarPreviewButton;
+};
+
+} // namespace widget
+} // namespace mozilla
+
+#endif /* __mozilla_widget_TaskbarWindowPreview_h__ */
+
-- 
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