GHOST_TaskbarWin32.h

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/*
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 */
 
#pragma once
 
#ifndef WIN32
#  error WIN32 only!
#endif  // WIN32
 
#define WIN32_LEAN_AND_MEAN
#include <shlobj.h>
#include <windows.h>
 
// ITaskbarList, ITaskbarList2 and ITaskbarList3 might be missing, present here in that case.
// Note, ITaskbarList3 is supported only since Windows 7, though. Check for that is done in
// GHOST_WindowWin32
#ifndef __ITaskbarList_INTERFACE_DEFINED__
#  define __ITaskbarList_INTERFACE_DEFINED__
extern "C" {
const GUID CLSID_TaskbarList = {
    0x56FDF344, 0xFD6D, 0x11D0, {0x95, 0x8A, 0x00, 0x60, 0x97, 0xC9, 0xA0, 0x90}};
const GUID IID_ITaskbarList = {
    0x56FDF342, 0xFD6D, 0x11D0, {0x95, 0x8A, 0x00, 0x60, 0x97, 0xC9, 0xA0, 0x90}};
}
 
class ITaskbarList : public IUnknown {
 public:
  virtual HRESULT STDMETHODCALLTYPE HrInit(void) = 0;
  virtual HRESULT STDMETHODCALLTYPE AddTab(HWND hwnd) = 0;
  virtual HRESULT STDMETHODCALLTYPE DeleteTab(HWND hwnd) = 0;
  virtual HRESULT STDMETHODCALLTYPE ActivateTab(HWND hwnd) = 0;
  virtual HRESULT STDMETHODCALLTYPE SetActiveAlt(HWND hwnd) = 0;
};
#endif /* ITaskbarList */
 
#ifndef __ITaskbarList2_INTERFACE_DEFINED__
#  define __ITaskbarList2_INTERFACE_DEFINED__
extern "C" {
const GUID IID_ITaskbarList2 = {
    0x602D4995, 0xB13A, 0x429b, {0xA6, 0x6E, 0x19, 0x35, 0xE4, 0x4F, 0x43, 0x17}};
}
class ITaskbarList2 : public ITaskbarList {
 public:
  virtual HRESULT STDMETHODCALLTYPE MarkFullscreenWindow(HWND hwnd, BOOL fFullscreen) = 0;
};
#endif /* ITaskbarList2 */
 
#ifndef __ITaskbarList3_INTERFACE_DEFINED__
#  define __ITaskbarList3_INTERFACE_DEFINED__
typedef enum THUMBBUTTONFLAGS {
  THBF_ENABLED = 0,
  THBF_DISABLED = 0x1,
  THBF_DISMISSONCLICK = 0x2,
  THBF_NOBACKGROUND = 0x4,
  THBF_HIDDEN = 0x8,
  THBF_NONINTERACTIVE = 0x10,
} THUMBBUTTONFLAGS;
 
typedef enum THUMBBUTTONMASK {
  THB_BITMAP = 0x1,
  THB_ICON = 0x2,
  THB_TOOLTIP = 0x4,
  THB_FLAGS = 0x8,
} THUMBBUTTONMASK;
 
typedef struct THUMBBUTTON {
  THUMBBUTTONMASK dwMask;
  UINT iId;
  UINT iBitmap;
  HICON hIcon;
  WCHAR szTip[260];
  THUMBBUTTONFLAGS dwFlags;
} THUMBBUTTON;
 
typedef enum TBPFLAG {
  TBPF_NOPROGRESS = 0,
  TBPF_INDETERMINATE = 0x1,
  TBPF_NORMAL = 0x2,
  TBPF_ERROR = 0x4,
  TBPF_PAUSED = 0x8,
} TBPFLAG;
 
#  define THBN_CLICKED 0x1800
 
extern "C" {
const GUID IID_ITaskList3 = {
    0xEA1AFB91, 0x9E28, 0x4B86, {0x90, 0xE9, 0x9E, 0x9F, 0x8A, 0x5E, 0xEF, 0xAF}};
}
 
class ITaskbarList3 : public ITaskbarList2 {
 public:
  virtual HRESULT STDMETHODCALLTYPE SetProgressValue(HWND hwnd,
                                                     ULONGLONG ullCompleted,
                                                     ULONGLONG ullTotal) = 0;
  virtual HRESULT STDMETHODCALLTYPE SetProgressState(HWND hwnd, TBPFLAG tbpFlags) = 0;
  virtual HRESULT STDMETHODCALLTYPE RegisterTab(HWND hwndTab, HWND hwndMDI) = 0;
  virtual HRESULT STDMETHODCALLTYPE UnregisterTab(HWND hwndTab) = 0;
  virtual HRESULT STDMETHODCALLTYPE SetTabOrder(HWND hwndTab, HWND hwndInsertBefore) = 0;
  virtual HRESULT STDMETHODCALLTYPE SetTabActive(HWND hwndTab, HWND hwndMDI, DWORD dwReserved) = 0;
  virtual HRESULT STDMETHODCALLTYPE ThumbBarAddButtons(HWND hwnd,
                                                       UINT cButtons,
                                                       THUMBBUTTON *pButton) = 0;
  virtual HRESULT STDMETHODCALLTYPE ThumbBarUpdateButtons(HWND hwnd,
                                                          UINT cButtons,
                                                          THUMBBUTTON *pButton) = 0;
  virtual HRESULT STDMETHODCALLTYPE ThumbBarSetImageList(HWND hwnd, HIMAGELIST himl) = 0;
  virtual HRESULT STDMETHODCALLTYPE SetOverlayIcon(HWND hwnd,
                                                   HICON hIcon,
                                                   LPCWSTR pszDescription) = 0;
  virtual HRESULT STDMETHODCALLTYPE SetThumbnailTooltip(HWND hwnd, LPCWSTR pszTip) = 0;
  virtual HRESULT STDMETHODCALLTYPE SetThumbnailClip(HWND hwnd, RECT *prcClip) = 0;
};
#endif /* ITaskbarList3 */