4 * Copyright 2006 - 2007 Thomas Weidenmueller <w3seek@reactos.org>
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with this library; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22 #include <commoncontrols.h>
24 #define GET_X_LPARAM(lp) ((int)(short)LOWORD(lp))
25 #define GET_Y_LPARAM(lp) ((int)(short)HIWORD(lp))
27 /* Set DUMP_TASKS to 1 to enable a dump of the tasks and task groups every
30 #define DEBUG_SHELL_HOOK 0
32 #define MAX_TASKS_COUNT (0x7FFF)
33 #define TASK_ITEM_ARRAY_ALLOC 64
35 const WCHAR szTaskSwitchWndClass
[] = L
"MSTaskSwWClass";
36 const WCHAR szRunningApps
[] = L
"Running Applications";
43 { HSHELL_WINDOWCREATED
, L
"HSHELL_WINDOWCREATED" },
44 { HSHELL_WINDOWDESTROYED
, L
"HSHELL_WINDOWDESTROYED" },
45 { HSHELL_ACTIVATESHELLWINDOW
, L
"HSHELL_ACTIVATESHELLWINDOW" },
46 { HSHELL_WINDOWACTIVATED
, L
"HSHELL_WINDOWACTIVATED" },
47 { HSHELL_GETMINRECT
, L
"HSHELL_GETMINRECT" },
48 { HSHELL_REDRAW
, L
"HSHELL_REDRAW" },
49 { HSHELL_TASKMAN
, L
"HSHELL_TASKMAN" },
50 { HSHELL_LANGUAGE
, L
"HSHELL_LANGUAGE" },
51 { HSHELL_SYSMENU
, L
"HSHELL_SYSMENU" },
52 { HSHELL_ENDTASK
, L
"HSHELL_ENDTASK" },
53 { HSHELL_ACCESSIBILITYSTATE
, L
"HSHELL_ACCESSIBILITYSTATE" },
54 { HSHELL_APPCOMMAND
, L
"HSHELL_APPCOMMAND" },
55 { HSHELL_WINDOWREPLACED
, L
"HSHELL_WINDOWREPLACED" },
56 { HSHELL_WINDOWREPLACING
, L
"HSHELL_WINDOWREPLACING" },
57 { HSHELL_RUDEAPPACTIVATED
, L
"HSHELL_RUDEAPPACTIVATED" },
61 typedef struct _TASK_GROUP
63 /* We have to use a linked list instead of an array so we don't have to
64 update all pointers to groups in the task item array when removing
66 struct _TASK_GROUP
*Next
;
77 DWORD IsCollapsed
: 1;
80 } TASK_GROUP
, *PTASK_GROUP
;
82 typedef struct _TASK_ITEM
95 /* IsFlashing is TRUE when the task bar item should be flashing. */
98 /* RenderFlashed is only TRUE if the task bar item should be
99 drawn with a flash. */
100 DWORD RenderFlashed
: 1;
103 } TASK_ITEM
, *PTASK_ITEM
;
106 public CWindowImplBaseT
< CToolbar
<TASK_ITEM
>, CControlWinTraits
>
109 INT
UpdateTbButtonSpacing(IN BOOL bHorizontal
, IN BOOL bThemed
, IN UINT uiRows
= 0, IN UINT uiBtnsPerLine
= 0)
113 tbm
.cbSize
= sizeof(tbm
);
114 tbm
.dwMask
= TBMF_BARPAD
| TBMF_BUTTONSPACING
;
116 tbm
.cxBarPad
= tbm
.cyBarPad
= 0;
120 tbm
.cxButtonSpacing
= 0;
121 tbm
.cyButtonSpacing
= 0;
125 if (bHorizontal
|| uiBtnsPerLine
> 1)
126 tbm
.cxButtonSpacing
= (3 * GetSystemMetrics(SM_CXEDGE
) / 2);
128 tbm
.cxButtonSpacing
= 0;
130 if (!bHorizontal
|| uiRows
> 1)
131 tbm
.cyButtonSpacing
= (3 * GetSystemMetrics(SM_CYEDGE
) / 2);
133 tbm
.cyButtonSpacing
= 0;
138 return tbm
.cxButtonSpacing
;
148 SendMessageW(WM_SETREDRAW
, TRUE
);
149 InvalidateRect(NULL
, TRUE
);
152 BOOL
SetButtonCommandId(IN INT iButtonIndex
, IN INT iCommandId
)
156 tbbi
.cbSize
= sizeof(tbbi
);
157 tbbi
.dwMask
= TBIF_BYINDEX
| TBIF_COMMAND
;
158 tbbi
.idCommand
= iCommandId
;
160 return SetButtonInfo(iButtonIndex
, &tbbi
) != 0;
163 LRESULT
OnNcHitTestToolbar(UINT uMsg
, WPARAM wParam
, LPARAM lParam
, BOOL
& bHandled
)
167 /* See if the mouse is on a button */
168 pt
.x
= GET_X_LPARAM(lParam
);
169 pt
.y
= GET_Y_LPARAM(lParam
);
172 INT index
= HitTest(&pt
);
175 /* Make the control appear to be transparent outside of any buttons */
176 return HTTRANSPARENT
;
184 BEGIN_MSG_MAP(CNotifyToolbar
)
185 MESSAGE_HANDLER(WM_NCHITTEST
, OnNcHitTestToolbar
)
188 BOOL
Initialize(HWND hWndParent
)
190 DWORD styles
= WS_CHILD
| WS_VISIBLE
| WS_CLIPCHILDREN
|
191 TBSTYLE_TOOLTIPS
| TBSTYLE_WRAPABLE
| TBSTYLE_LIST
| TBSTYLE_TRANSPARENT
|
192 CCS_TOP
| CCS_NORESIZE
| CCS_NODIVIDER
;
194 return SubclassWindow(CToolbar::Create(hWndParent
, styles
));
198 class CTaskSwitchWnd
:
199 public CWindowImpl
< CTaskSwitchWnd
, CWindow
, CControlWinTraits
>
201 CTaskToolbar m_TaskBar
;
203 CComPtr
<ITrayWindow
> m_Tray
;
207 WORD m_TaskItemCount
;
208 WORD m_AllocatedTaskItems
;
210 PTASK_GROUP m_TaskGroups
;
211 PTASK_ITEM m_TaskItems
;
212 PTASK_ITEM m_ActiveTaskItem
;
215 UINT m_ButtonsPerLine
;
218 HIMAGELIST m_ImageList
;
220 BOOL m_IsGroupingEnabled
;
227 m_ShellHookMsg(NULL
),
229 m_AllocatedTaskItems(0),
232 m_ActiveTaskItem(NULL
),
237 m_IsGroupingEnabled(FALSE
),
238 m_IsDestroying(FALSE
)
240 ZeroMemory(&m_ButtonSize
, sizeof(m_ButtonSize
));
242 virtual ~CTaskSwitchWnd() { }
244 INT
GetWndTextFromTaskItem(IN PTASK_ITEM TaskItem
, LPWSTR szBuf
, DWORD cchBuf
)
246 /* Get the window text without sending a message so we don't hang if an
247 application isn't responding! */
248 return InternalGetWindowText(TaskItem
->hWnd
, szBuf
, cchBuf
);
255 PTASK_GROUP CurrentGroup
;
256 PTASK_ITEM CurrentTaskItem
, LastTaskItem
;
258 TRACE("Tasks dump:\n");
259 if (m_IsGroupingEnabled
)
261 CurrentGroup
= m_TaskGroups
;
262 while (CurrentGroup
!= NULL
)
264 TRACE("- Group PID: 0x%p Tasks: %d Index: %d\n", CurrentGroup
->dwProcessId
, CurrentGroup
->dwTaskCount
, CurrentGroup
->Index
);
266 CurrentTaskItem
= m_TaskItems
;
267 LastTaskItem
= CurrentTaskItem
+ m_TaskItemCount
;
268 while (CurrentTaskItem
!= LastTaskItem
)
270 if (CurrentTaskItem
->Group
== CurrentGroup
)
272 TRACE(" + Task hwnd: 0x%p Index: %d\n", CurrentTaskItem
->hWnd
, CurrentTaskItem
->Index
);
277 CurrentGroup
= CurrentGroup
->Next
;
280 CurrentTaskItem
= m_TaskItems
;
281 LastTaskItem
= CurrentTaskItem
+ m_TaskItemCount
;
282 while (CurrentTaskItem
!= LastTaskItem
)
284 if (CurrentTaskItem
->Group
== NULL
)
286 TRACE("- Task hwnd: 0x%p Index: %d\n", CurrentTaskItem
->hWnd
, CurrentTaskItem
->Index
);
293 CurrentTaskItem
= m_TaskItems
;
294 LastTaskItem
= CurrentTaskItem
+ m_TaskItemCount
;
295 while (CurrentTaskItem
!= LastTaskItem
)
297 TRACE("- Task hwnd: 0x%p Index: %d\n", CurrentTaskItem
->hWnd
, CurrentTaskItem
->Index
);
304 VOID
UpdateIndexesAfter(IN INT iIndex
, BOOL bInserted
)
306 PTASK_GROUP CurrentGroup
;
307 PTASK_ITEM CurrentTaskItem
, LastTaskItem
;
310 int offset
= bInserted
? +1 : -1;
312 if (m_IsGroupingEnabled
)
314 /* Update all affected groups */
315 CurrentGroup
= m_TaskGroups
;
316 while (CurrentGroup
!= NULL
)
318 if (CurrentGroup
->IsCollapsed
&&
319 CurrentGroup
->Index
>= iIndex
)
321 /* Update the toolbar buttons */
322 NewIndex
= CurrentGroup
->Index
+ offset
;
323 if (m_TaskBar
.SetButtonCommandId(CurrentGroup
->Index
+ offset
, NewIndex
))
325 CurrentGroup
->Index
= NewIndex
;
328 CurrentGroup
->Index
= -1;
331 CurrentGroup
= CurrentGroup
->Next
;
335 /* Update all affected task items */
336 CurrentTaskItem
= m_TaskItems
;
337 LastTaskItem
= CurrentTaskItem
+ m_TaskItemCount
;
338 while (CurrentTaskItem
!= LastTaskItem
)
340 CurrentGroup
= CurrentTaskItem
->Group
;
341 if (CurrentGroup
!= NULL
)
343 if (!CurrentGroup
->IsCollapsed
&&
344 CurrentTaskItem
->Index
>= iIndex
)
346 goto UpdateTaskItemBtn
;
349 else if (CurrentTaskItem
->Index
>= iIndex
)
352 /* Update the toolbar buttons */
353 NewIndex
= CurrentTaskItem
->Index
+ offset
;
354 if (m_TaskBar
.SetButtonCommandId(CurrentTaskItem
->Index
+ offset
, NewIndex
))
356 CurrentTaskItem
->Index
= NewIndex
;
359 CurrentTaskItem
->Index
= -1;
367 INT
UpdateTaskGroupButton(IN PTASK_GROUP TaskGroup
)
369 ASSERT(TaskGroup
->Index
>= 0);
371 /* FIXME: Implement */
373 return TaskGroup
->Index
;
376 VOID
ExpandTaskGroup(IN PTASK_GROUP TaskGroup
)
378 ASSERT(TaskGroup
->dwTaskCount
> 0);
379 ASSERT(TaskGroup
->IsCollapsed
);
380 ASSERT(TaskGroup
->Index
>= 0);
382 /* FIXME: Implement */
385 HICON
GetWndIcon(HWND hwnd
)
389 SendMessageTimeout(hwnd
, WM_GETICON
, ICON_SMALL2
, 0, SMTO_ABORTIFHUNG
, 1000, (PDWORD_PTR
) &hIcon
);
393 SendMessageTimeout(hwnd
, WM_GETICON
, ICON_SMALL
, 0, SMTO_ABORTIFHUNG
, 1000, (PDWORD_PTR
) &hIcon
);
397 SendMessageTimeout(hwnd
, WM_GETICON
, ICON_BIG
, 0, SMTO_ABORTIFHUNG
, 1000, (PDWORD_PTR
) &hIcon
);
401 hIcon
= (HICON
) GetClassLongPtr(hwnd
, GCL_HICONSM
);
405 hIcon
= (HICON
) GetClassLongPtr(hwnd
, GCL_HICON
);
410 INT
UpdateTaskItemButton(IN PTASK_ITEM TaskItem
)
412 TBBUTTONINFO tbbi
= { 0 };
414 WCHAR windowText
[255];
416 ASSERT(TaskItem
->Index
>= 0);
418 tbbi
.cbSize
= sizeof(tbbi
);
419 tbbi
.dwMask
= TBIF_BYINDEX
| TBIF_STATE
| TBIF_TEXT
| TBIF_IMAGE
;
420 tbbi
.fsState
= TBSTATE_ENABLED
;
421 if (m_ActiveTaskItem
== TaskItem
)
422 tbbi
.fsState
|= TBSTATE_CHECKED
;
424 if (TaskItem
->RenderFlashed
)
425 tbbi
.fsState
|= TBSTATE_MARKED
;
427 /* Check if we're updating a button that is the last one in the
428 line. If so, we need to set the TBSTATE_WRAP flag! */
429 if (!m_Tray
->IsHorizontal() || (m_ButtonsPerLine
!= 0 &&
430 (TaskItem
->Index
+ 1) % m_ButtonsPerLine
== 0))
432 tbbi
.fsState
|= TBSTATE_WRAP
;
435 if (GetWndTextFromTaskItem(TaskItem
, windowText
, _countof(windowText
)) > 0)
437 tbbi
.pszText
= windowText
;
440 icon
= GetWndIcon(TaskItem
->hWnd
);
442 icon
= static_cast<HICON
>(LoadImageW(NULL
, MAKEINTRESOURCEW(OIC_SAMPLE
), IMAGE_ICON
, 0, 0, LR_SHARED
| LR_DEFAULTSIZE
));
443 TaskItem
->IconIndex
= ImageList_ReplaceIcon(m_ImageList
, TaskItem
->IconIndex
, icon
);
444 tbbi
.iImage
= TaskItem
->IconIndex
;
446 if (!m_TaskBar
.SetButtonInfo(TaskItem
->Index
, &tbbi
))
448 TaskItem
->Index
= -1;
452 TRACE("Updated button %d for hwnd 0x%p\n", TaskItem
->Index
, TaskItem
->hWnd
);
453 return TaskItem
->Index
;
456 VOID
RemoveIcon(IN PTASK_ITEM TaskItem
)
459 PTASK_ITEM currentTaskItem
, LastItem
;
461 if (TaskItem
->IconIndex
== -1)
464 tbbi
.cbSize
= sizeof(tbbi
);
465 tbbi
.dwMask
= TBIF_IMAGE
;
467 currentTaskItem
= m_TaskItems
;
468 LastItem
= currentTaskItem
+ m_TaskItemCount
;
469 while (currentTaskItem
!= LastItem
)
471 if (currentTaskItem
->IconIndex
> TaskItem
->IconIndex
)
473 currentTaskItem
->IconIndex
--;
474 tbbi
.iImage
= currentTaskItem
->IconIndex
;
476 m_TaskBar
.SetButtonInfo(currentTaskItem
->Index
, &tbbi
);
481 ImageList_Remove(m_ImageList
, TaskItem
->IconIndex
);
484 PTASK_ITEM
FindLastTaskItemOfGroup(
485 IN PTASK_GROUP TaskGroup OPTIONAL
,
486 IN PTASK_ITEM NewTaskItem OPTIONAL
)
488 PTASK_ITEM TaskItem
, LastTaskItem
, FoundTaskItem
= NULL
;
491 ASSERT(m_IsGroupingEnabled
);
493 TaskItem
= m_TaskItems
;
494 LastTaskItem
= TaskItem
+ m_TaskItemCount
;
496 dwTaskCount
= (TaskGroup
!= NULL
? TaskGroup
->dwTaskCount
: MAX_TASKS_COUNT
);
498 ASSERT(dwTaskCount
> 0);
500 while (TaskItem
!= LastTaskItem
)
502 if (TaskItem
->Group
== TaskGroup
)
504 if ((NewTaskItem
!= NULL
&& TaskItem
!= NewTaskItem
) || NewTaskItem
== NULL
)
506 FoundTaskItem
= TaskItem
;
509 if (--dwTaskCount
== 0)
511 /* We found the last task item in the group! */
519 return FoundTaskItem
;
522 INT
CalculateTaskItemNewButtonIndex(IN PTASK_ITEM TaskItem
)
524 PTASK_GROUP TaskGroup
;
525 PTASK_ITEM LastTaskItem
;
527 /* NOTE: This routine assumes that the group is *not* collapsed! */
529 TaskGroup
= TaskItem
->Group
;
530 if (m_IsGroupingEnabled
)
532 if (TaskGroup
!= NULL
)
534 ASSERT(TaskGroup
->Index
< 0);
535 ASSERT(!TaskGroup
->IsCollapsed
);
537 if (TaskGroup
->dwTaskCount
> 1)
539 LastTaskItem
= FindLastTaskItemOfGroup(TaskGroup
, TaskItem
);
540 if (LastTaskItem
!= NULL
)
542 /* Since the group is expanded the task items must have an index */
543 ASSERT(LastTaskItem
->Index
>= 0);
545 return LastTaskItem
->Index
+ 1;
551 /* Find the last NULL group button. NULL groups are added at the end of the
552 task item list when grouping is enabled */
553 LastTaskItem
= FindLastTaskItemOfGroup(NULL
, TaskItem
);
554 if (LastTaskItem
!= NULL
)
556 ASSERT(LastTaskItem
->Index
>= 0);
558 return LastTaskItem
->Index
+ 1;
563 return m_ButtonCount
;
566 INT
AddTaskItemButton(IN OUT PTASK_ITEM TaskItem
)
568 WCHAR windowText
[255];
569 TBBUTTON tbBtn
= { 0 };
573 if (TaskItem
->Index
>= 0)
575 return UpdateTaskItemButton(TaskItem
);
578 if (TaskItem
->Group
!= NULL
&&
579 TaskItem
->Group
->IsCollapsed
)
581 /* The task group is collapsed, we only need to update the group button */
582 return UpdateTaskGroupButton(TaskItem
->Group
);
585 icon
= GetWndIcon(TaskItem
->hWnd
);
587 icon
= static_cast<HICON
>(LoadImageW(NULL
, MAKEINTRESOURCEW(OIC_SAMPLE
), IMAGE_ICON
, 0, 0, LR_SHARED
| LR_DEFAULTSIZE
));
588 TaskItem
->IconIndex
= ImageList_ReplaceIcon(m_ImageList
, -1, icon
);
590 tbBtn
.iBitmap
= TaskItem
->IconIndex
;
591 tbBtn
.fsState
= TBSTATE_ENABLED
| TBSTATE_ELLIPSES
;
592 tbBtn
.fsStyle
= BTNS_CHECK
| BTNS_NOPREFIX
| BTNS_SHOWTEXT
;
593 tbBtn
.dwData
= TaskItem
->Index
;
595 if (GetWndTextFromTaskItem(TaskItem
, windowText
, _countof(windowText
)) > 0)
597 tbBtn
.iString
= (DWORD_PTR
) windowText
;
600 /* Find out where to insert the new button */
601 iIndex
= CalculateTaskItemNewButtonIndex(TaskItem
);
603 tbBtn
.idCommand
= iIndex
;
605 m_TaskBar
.BeginUpdate();
607 if (m_TaskBar
.InsertButton(iIndex
, &tbBtn
))
609 UpdateIndexesAfter(iIndex
, TRUE
);
611 TRACE("Added button %d for hwnd 0x%p\n", iIndex
, TaskItem
->hWnd
);
613 TaskItem
->Index
= iIndex
;
616 /* Update button sizes and fix the button wrapping */
617 UpdateButtonsSize(TRUE
);
621 m_TaskBar
.EndUpdate();
626 BOOL
DeleteTaskItemButton(IN OUT PTASK_ITEM TaskItem
)
628 PTASK_GROUP TaskGroup
;
631 TaskGroup
= TaskItem
->Group
;
633 if (TaskItem
->Index
>= 0)
635 if ((TaskGroup
!= NULL
&& !TaskGroup
->IsCollapsed
) ||
638 m_TaskBar
.BeginUpdate();
640 RemoveIcon(TaskItem
);
641 iIndex
= TaskItem
->Index
;
642 if (m_TaskBar
.DeleteButton(iIndex
))
644 TaskItem
->Index
= -1;
647 UpdateIndexesAfter(iIndex
, FALSE
);
649 /* Update button sizes and fix the button wrapping */
650 UpdateButtonsSize(TRUE
);
654 m_TaskBar
.EndUpdate();
661 PTASK_GROUP
AddToTaskGroup(IN HWND hWnd
)
664 PTASK_GROUP TaskGroup
, *PrevLink
;
666 if (!GetWindowThreadProcessId(hWnd
,
669 TRACE("Cannot get process id of hwnd 0x%p\n", hWnd
);
673 /* Try to find an existing task group */
674 TaskGroup
= m_TaskGroups
;
675 PrevLink
= &m_TaskGroups
;
676 while (TaskGroup
!= NULL
)
678 if (TaskGroup
->dwProcessId
== dwProcessId
)
680 TaskGroup
->dwTaskCount
++;
684 PrevLink
= &TaskGroup
->Next
;
685 TaskGroup
= TaskGroup
->Next
;
688 /* Allocate a new task group */
689 TaskGroup
= (PTASK_GROUP
) HeapAlloc(hProcessHeap
,
692 if (TaskGroup
!= NULL
)
694 TaskGroup
->dwTaskCount
= 1;
695 TaskGroup
->dwProcessId
= dwProcessId
;
696 TaskGroup
->Index
= -1;
698 /* Add the task group to the list */
699 *PrevLink
= TaskGroup
;
705 VOID
RemoveTaskFromTaskGroup(IN OUT PTASK_ITEM TaskItem
)
707 PTASK_GROUP TaskGroup
, CurrentGroup
, *PrevLink
;
709 TaskGroup
= TaskItem
->Group
;
710 if (TaskGroup
!= NULL
)
712 DWORD dwNewTaskCount
= --TaskGroup
->dwTaskCount
;
713 if (dwNewTaskCount
== 0)
715 /* Find the previous pointer in the chain */
716 CurrentGroup
= m_TaskGroups
;
717 PrevLink
= &m_TaskGroups
;
718 while (CurrentGroup
!= TaskGroup
)
720 PrevLink
= &CurrentGroup
->Next
;
721 CurrentGroup
= CurrentGroup
->Next
;
724 /* Remove the group from the list */
725 ASSERT(TaskGroup
== CurrentGroup
);
726 *PrevLink
= TaskGroup
->Next
;
728 /* Free the task group */
729 HeapFree(hProcessHeap
,
733 else if (TaskGroup
->IsCollapsed
&&
734 TaskGroup
->Index
>= 0)
736 if (dwNewTaskCount
> 1)
738 /* FIXME: Check if we should expand the group */
739 /* Update the task group button */
740 UpdateTaskGroupButton(TaskGroup
);
744 /* Expand the group of one task button to a task button */
745 ExpandTaskGroup(TaskGroup
);
751 PTASK_ITEM
FindTaskItem(IN HWND hWnd
)
753 PTASK_ITEM TaskItem
, LastItem
;
755 TaskItem
= m_TaskItems
;
756 LastItem
= TaskItem
+ m_TaskItemCount
;
757 while (TaskItem
!= LastItem
)
759 if (TaskItem
->hWnd
== hWnd
)
768 PTASK_ITEM
FindOtherTaskItem(IN HWND hWnd
)
770 PTASK_ITEM LastItem
, TaskItem
;
771 PTASK_GROUP TaskGroup
;
774 if (!GetWindowThreadProcessId(hWnd
, &dwProcessId
))
779 /* Try to find another task that belongs to the same
780 process as the given window */
781 TaskItem
= m_TaskItems
;
782 LastItem
= TaskItem
+ m_TaskItemCount
;
783 while (TaskItem
!= LastItem
)
785 TaskGroup
= TaskItem
->Group
;
786 if (TaskGroup
!= NULL
)
788 if (TaskGroup
->dwProcessId
== dwProcessId
)
793 DWORD dwProcessIdTask
;
795 if (GetWindowThreadProcessId(TaskItem
->hWnd
,
797 dwProcessIdTask
== dwProcessId
)
809 PTASK_ITEM
AllocTaskItem()
811 if (m_TaskItemCount
>= MAX_TASKS_COUNT
)
813 /* We need the most significant bit in 16 bit command IDs to indicate whether it
814 is a task group or task item. WM_COMMAND limits command IDs to 16 bits! */
818 ASSERT(m_AllocatedTaskItems
>= m_TaskItemCount
);
820 if (m_TaskItemCount
== 0)
822 m_TaskItems
= (PTASK_ITEM
) HeapAlloc(hProcessHeap
,
824 TASK_ITEM_ARRAY_ALLOC
* sizeof(*m_TaskItems
));
825 if (m_TaskItems
!= NULL
)
827 m_AllocatedTaskItems
= TASK_ITEM_ARRAY_ALLOC
;
832 else if (m_TaskItemCount
>= m_AllocatedTaskItems
)
835 SIZE_T NewArrayLength
, ActiveTaskItemIndex
;
837 NewArrayLength
= m_AllocatedTaskItems
+ TASK_ITEM_ARRAY_ALLOC
;
839 NewArray
= (PTASK_ITEM
) HeapReAlloc(hProcessHeap
,
842 NewArrayLength
* sizeof(*m_TaskItems
));
843 if (NewArray
!= NULL
)
845 if (m_ActiveTaskItem
!= NULL
)
847 /* Fixup the ActiveTaskItem pointer */
848 ActiveTaskItemIndex
= m_ActiveTaskItem
- m_TaskItems
;
849 m_ActiveTaskItem
= NewArray
+ ActiveTaskItemIndex
;
851 m_AllocatedTaskItems
= (WORD
) NewArrayLength
;
852 m_TaskItems
= NewArray
;
858 return m_TaskItems
+ m_TaskItemCount
++;
861 VOID
FreeTaskItem(IN OUT PTASK_ITEM TaskItem
)
865 if (TaskItem
== m_ActiveTaskItem
)
866 m_ActiveTaskItem
= NULL
;
868 wIndex
= (WORD
) (TaskItem
- m_TaskItems
);
869 if (wIndex
+ 1 < m_TaskItemCount
)
873 (m_TaskItemCount
- wIndex
- 1) * sizeof(*TaskItem
));
879 VOID
DeleteTaskItem(IN OUT PTASK_ITEM TaskItem
)
883 /* Delete the task button from the toolbar */
884 DeleteTaskItemButton(TaskItem
);
887 /* Remove the task from it's group */
888 RemoveTaskFromTaskGroup(TaskItem
);
890 /* Free the task item */
891 FreeTaskItem(TaskItem
);
894 VOID
CheckActivateTaskItem(IN OUT PTASK_ITEM TaskItem
)
896 PTASK_ITEM CurrentTaskItem
;
897 PTASK_GROUP TaskGroup
= NULL
;
899 CurrentTaskItem
= m_ActiveTaskItem
;
901 if (TaskItem
!= NULL
)
902 TaskGroup
= TaskItem
->Group
;
904 if (m_IsGroupingEnabled
&&
906 TaskGroup
->IsCollapsed
)
912 if (CurrentTaskItem
!= NULL
)
914 PTASK_GROUP CurrentTaskGroup
;
916 if (CurrentTaskItem
== TaskItem
)
919 CurrentTaskGroup
= CurrentTaskItem
->Group
;
921 if (m_IsGroupingEnabled
&&
922 CurrentTaskGroup
!= NULL
&&
923 CurrentTaskGroup
->IsCollapsed
)
925 if (CurrentTaskGroup
== TaskGroup
)
932 m_ActiveTaskItem
= NULL
;
933 if (CurrentTaskItem
->Index
>= 0)
935 UpdateTaskItemButton(CurrentTaskItem
);
940 m_ActiveTaskItem
= TaskItem
;
942 if (TaskItem
!= NULL
&& TaskItem
->Index
>= 0)
944 UpdateTaskItemButton(TaskItem
);
946 else if (TaskItem
== NULL
)
948 TRACE("Active TaskItem now NULL\n");
952 PTASK_ITEM
FindTaskItemByIndex(IN INT Index
)
954 PTASK_ITEM TaskItem
, LastItem
;
956 TaskItem
= m_TaskItems
;
957 LastItem
= TaskItem
+ m_TaskItemCount
;
958 while (TaskItem
!= LastItem
)
960 if (TaskItem
->Index
== Index
)
969 PTASK_GROUP
FindTaskGroupByIndex(IN INT Index
)
971 PTASK_GROUP CurrentGroup
;
973 CurrentGroup
= m_TaskGroups
;
974 while (CurrentGroup
!= NULL
)
976 if (CurrentGroup
->Index
== Index
)
979 CurrentGroup
= CurrentGroup
->Next
;
985 BOOL
AddTask(IN HWND hWnd
)
989 if (!::IsWindow(hWnd
) || m_Tray
->IsSpecialHWND(hWnd
))
992 TaskItem
= FindTaskItem(hWnd
);
993 if (TaskItem
== NULL
)
995 TRACE("Add window 0x%p\n", hWnd
);
996 TaskItem
= AllocTaskItem();
997 if (TaskItem
!= NULL
)
999 ZeroMemory(TaskItem
, sizeof(*TaskItem
));
1000 TaskItem
->hWnd
= hWnd
;
1001 TaskItem
->Index
= -1;
1002 TaskItem
->Group
= AddToTaskGroup(hWnd
);
1004 if (!m_IsDestroying
)
1006 AddTaskItemButton(TaskItem
);
1011 return TaskItem
!= NULL
;
1014 BOOL
ActivateTaskItem(IN OUT PTASK_ITEM TaskItem OPTIONAL
)
1016 if (TaskItem
!= NULL
)
1018 TRACE("Activate window 0x%p on button %d\n", TaskItem
->hWnd
, TaskItem
->Index
);
1021 CheckActivateTaskItem(TaskItem
);
1026 BOOL
ActivateTask(IN HWND hWnd
)
1028 PTASK_ITEM TaskItem
;
1032 return ActivateTaskItem(NULL
);
1035 TaskItem
= FindTaskItem(hWnd
);
1036 if (TaskItem
== NULL
)
1038 TaskItem
= FindOtherTaskItem(hWnd
);
1041 if (TaskItem
== NULL
)
1043 WARN("Activate window 0x%p, could not find task\n", hWnd
);
1044 RefreshWindowList();
1047 return ActivateTaskItem(TaskItem
);
1050 BOOL
DeleteTask(IN HWND hWnd
)
1052 PTASK_ITEM TaskItem
;
1054 TaskItem
= FindTaskItem(hWnd
);
1055 if (TaskItem
!= NULL
)
1057 TRACE("Delete window 0x%p on button %d\n", hWnd
, TaskItem
->Index
);
1058 DeleteTaskItem(TaskItem
);
1062 //TRACE("Failed to delete window 0x%p\n", hWnd);
1067 VOID
DeleteAllTasks()
1069 PTASK_ITEM CurrentTask
;
1071 if (m_TaskItemCount
> 0)
1073 CurrentTask
= m_TaskItems
+ m_TaskItemCount
;
1076 DeleteTaskItem(--CurrentTask
);
1077 } while (CurrentTask
!= m_TaskItems
);
1081 VOID
FlashTaskItem(IN OUT PTASK_ITEM TaskItem
)
1083 TaskItem
->RenderFlashed
= 1;
1084 UpdateTaskItemButton(TaskItem
);
1087 BOOL
FlashTask(IN HWND hWnd
)
1089 PTASK_ITEM TaskItem
;
1091 TaskItem
= FindTaskItem(hWnd
);
1092 if (TaskItem
!= NULL
)
1094 TRACE("Flashing window 0x%p on button %d\n", hWnd
, TaskItem
->Index
);
1095 FlashTaskItem(TaskItem
);
1102 VOID
RedrawTaskItem(IN OUT PTASK_ITEM TaskItem
)
1104 PTASK_GROUP TaskGroup
;
1106 TaskGroup
= TaskItem
->Group
;
1107 if (m_IsGroupingEnabled
&& TaskGroup
!= NULL
)
1109 if (TaskGroup
->IsCollapsed
&& TaskGroup
->Index
>= 0)
1111 UpdateTaskGroupButton(TaskGroup
);
1113 else if (TaskItem
->Index
>= 0)
1115 goto UpdateTaskItem
;
1118 else if (TaskItem
->Index
>= 0)
1121 TaskItem
->RenderFlashed
= 0;
1122 UpdateTaskItemButton(TaskItem
);
1127 BOOL
RedrawTask(IN HWND hWnd
)
1129 PTASK_ITEM TaskItem
;
1131 TaskItem
= FindTaskItem(hWnd
);
1132 if (TaskItem
!= NULL
)
1134 RedrawTaskItem(TaskItem
);
1141 VOID
UpdateButtonsSize(IN BOOL bRedrawDisabled
)
1144 UINT uiRows
, uiMax
, uiMin
, uiBtnsPerLine
, ui
;
1148 int cx
= GetSystemMetrics(SM_CXMINIMIZED
);
1149 int cy
= m_ButtonSize
.cy
= GetSystemMetrics(SM_CYSIZE
) + (2 * GetSystemMetrics(SM_CYEDGE
));
1150 m_TaskBar
.SetButtonSize(cx
, cy
);
1152 if (GetClientRect(&rcClient
) && !IsRectEmpty(&rcClient
))
1154 if (m_ButtonCount
> 0)
1156 Horizontal
= m_Tray
->IsHorizontal();
1160 TBMETRICS tbm
= { 0 };
1161 tbm
.cbSize
= sizeof(tbm
);
1162 tbm
.dwMask
= TBMF_BUTTONSPACING
;
1163 m_TaskBar
.GetMetrics(&tbm
);
1165 uiRows
= (rcClient
.bottom
+ tbm
.cyButtonSpacing
) / (m_ButtonSize
.cy
+ tbm
.cyButtonSpacing
);
1169 uiBtnsPerLine
= (m_ButtonCount
+ uiRows
- 1) / uiRows
;
1174 uiRows
= m_ButtonCount
;
1177 if (!bRedrawDisabled
)
1178 m_TaskBar
.BeginUpdate();
1180 /* We might need to update the button spacing */
1181 int cxButtonSpacing
= m_TaskBar
.UpdateTbButtonSpacing(
1182 Horizontal
, m_Theme
!= NULL
,
1183 uiRows
, uiBtnsPerLine
);
1185 /* Determine the minimum and maximum width of a button */
1186 uiMin
= GetSystemMetrics(SM_CXSIZE
) + (2 * GetSystemMetrics(SM_CXEDGE
));
1189 uiMax
= GetSystemMetrics(SM_CXMINIMIZED
);
1191 /* Calculate the ideal width and make sure it's within the allowed range */
1192 NewBtnSize
= (rcClient
.right
- (uiBtnsPerLine
* cxButtonSpacing
)) / uiBtnsPerLine
;
1194 if (NewBtnSize
< (LONG
) uiMin
)
1196 if (NewBtnSize
>(LONG
)uiMax
)
1199 /* Recalculate how many buttons actually fit into one line */
1200 uiBtnsPerLine
= rcClient
.right
/ (NewBtnSize
+ cxButtonSpacing
);
1201 if (uiBtnsPerLine
== 0)
1206 NewBtnSize
= uiMax
= rcClient
.right
;
1209 m_ButtonSize
.cx
= NewBtnSize
;
1211 m_ButtonsPerLine
= uiBtnsPerLine
;
1213 for (ui
= 0; ui
!= m_ButtonCount
; ui
++)
1215 TBBUTTONINFOW tbbi
= { 0 };
1216 tbbi
.cbSize
= sizeof(tbbi
);
1217 tbbi
.dwMask
= TBIF_BYINDEX
| TBIF_SIZE
| TBIF_STATE
;
1218 tbbi
.cx
= (INT
) NewBtnSize
;
1219 tbbi
.fsState
= TBSTATE_ENABLED
;
1221 /* Check if we're updating a button that is the last one in the
1222 line. If so, we need to set the TBSTATE_WRAP flag! */
1225 if ((ui
+ 1) % uiBtnsPerLine
== 0)
1226 tbbi
.fsState
|= TBSTATE_WRAP
;
1230 tbbi
.fsState
|= TBSTATE_WRAP
;
1233 if (m_ActiveTaskItem
!= NULL
&&
1234 m_ActiveTaskItem
->Index
== (INT
)ui
)
1236 tbbi
.fsState
|= TBSTATE_CHECKED
;
1239 m_TaskBar
.SetButtonInfo(ui
, &tbbi
);
1244 m_ButtonsPerLine
= 0;
1245 m_ButtonSize
.cx
= 0;
1249 // FIXME: This seems to be enabling redraws prematurely, but moving it to its right place doesn't work!
1250 m_TaskBar
.EndUpdate();
1253 BOOL CALLBACK
EnumWindowsProc(IN HWND hWnd
)
1255 /* Only show windows that still exist and are visible and none of explorer's
1256 special windows (such as the desktop or the tray window) */
1257 if (::IsWindow(hWnd
) && ::IsWindowVisible(hWnd
) &&
1258 !m_Tray
->IsSpecialHWND(hWnd
))
1260 DWORD exStyle
= ::GetWindowLong(hWnd
, GWL_EXSTYLE
);
1261 /* Don't list popup windows and also no tool windows */
1262 if ((::GetWindow(hWnd
, GW_OWNER
) == NULL
|| exStyle
& WS_EX_APPWINDOW
) &&
1263 !(exStyle
& WS_EX_TOOLWINDOW
))
1265 TRACE("Adding task for %p...\n", hWnd
);
1274 static BOOL CALLBACK
s_EnumWindowsProc(IN HWND hWnd
, IN LPARAM lParam
)
1276 CTaskSwitchWnd
* This
= (CTaskSwitchWnd
*) lParam
;
1278 return This
->EnumWindowsProc(hWnd
);
1281 BOOL
RefreshWindowList()
1283 TRACE("Refreshing window list...\n");
1284 /* Add all windows to the toolbar */
1285 return EnumWindows(s_EnumWindowsProc
, (LPARAM
)this);
1288 LRESULT
OnThemeChanged()
1290 TRACE("OmThemeChanged\n");
1293 CloseThemeData(m_Theme
);
1295 if (IsThemeActive())
1296 m_Theme
= OpenThemeData(m_hWnd
, L
"TaskBand");
1303 LRESULT
OnThemeChanged(UINT uMsg
, WPARAM wParam
, LPARAM lParam
, BOOL
& bHandled
)
1305 return OnThemeChanged();
1308 LRESULT
OnCreate(UINT uMsg
, WPARAM wParam
, LPARAM lParam
, BOOL
& bHandled
)
1310 if (!m_TaskBar
.Initialize(m_hWnd
))
1313 SetWindowTheme(m_TaskBar
.m_hWnd
, L
"TaskBand", NULL
);
1316 m_ImageList
= ImageList_Create(16, 16, ILC_COLOR32
| ILC_MASK
, 0, 1000);
1317 m_TaskBar
.SetImageList(m_ImageList
);
1319 /* Set proper spacing between buttons */
1320 m_TaskBar
.UpdateTbButtonSpacing(m_Tray
->IsHorizontal(), m_Theme
!= NULL
);
1322 /* Register the shell hook */
1323 m_ShellHookMsg
= RegisterWindowMessageW(L
"SHELLHOOK");
1325 TRACE("ShellHookMsg got assigned number %d\n", m_ShellHookMsg
);
1327 RegisterShellHook(m_hWnd
, 3); /* 1 if no NT! We're targeting NT so we don't care! */
1329 RefreshWindowList();
1331 /* Recalculate the button size */
1332 UpdateButtonsSize(FALSE
);
1335 SetTimer(hwnd
, 1, 5000, NULL
);
1340 LRESULT
OnDestroy(UINT uMsg
, WPARAM wParam
, LPARAM lParam
, BOOL
& bHandled
)
1342 m_IsDestroying
= TRUE
;
1344 /* Unregister the shell hook */
1345 RegisterShellHook(m_hWnd
, FALSE
);
1347 CloseThemeData(m_Theme
);
1352 BOOL
HandleAppCommand(IN WPARAM wParam
, IN LPARAM lParam
)
1356 switch (GET_APPCOMMAND_LPARAM(lParam
))
1358 case APPCOMMAND_BROWSER_SEARCH
:
1359 Ret
= SHFindFiles(NULL
,
1363 case APPCOMMAND_BROWSER_HOME
:
1364 case APPCOMMAND_LAUNCH_MAIL
:
1366 TRACE("Shell app command %d unhandled!\n", (INT
) GET_APPCOMMAND_LPARAM(lParam
));
1373 LRESULT
HandleShellHookMsg(UINT uMsg
, WPARAM wParam
, LPARAM lParam
, BOOL
& bHandled
)
1377 /* In case the shell hook wasn't registered properly, ignore WM_NULLs*/
1384 TRACE("Received shell hook message: wParam=%08lx, lParam=%08lx\n", wParam
, lParam
);
1386 switch ((INT
) wParam
)
1388 case HSHELL_APPCOMMAND
:
1389 HandleAppCommand(wParam
, lParam
);
1393 case HSHELL_WINDOWCREATED
:
1394 Ret
= AddTask((HWND
) lParam
);
1397 case HSHELL_WINDOWDESTROYED
:
1398 /* The window still exists! Delay destroying it a bit */
1399 DeleteTask((HWND
) lParam
);
1403 case HSHELL_RUDEAPPACTIVATED
:
1404 case HSHELL_WINDOWACTIVATED
:
1407 ActivateTask((HWND
) lParam
);
1413 FlashTask((HWND
) lParam
);
1418 RedrawTask((HWND
) lParam
);
1422 case HSHELL_TASKMAN
:
1423 ::PostMessage(m_Tray
->GetHWND(), TWM_OPENSTARTMENU
, 0, 0);
1426 case HSHELL_ACTIVATESHELLWINDOW
:
1427 case HSHELL_LANGUAGE
:
1428 case HSHELL_SYSMENU
:
1429 case HSHELL_ENDTASK
:
1430 case HSHELL_ACCESSIBILITYSTATE
:
1431 case HSHELL_WINDOWREPLACED
:
1432 case HSHELL_WINDOWREPLACING
:
1434 case HSHELL_GETMINRECT
:
1437 #if DEBUG_SHELL_HOOK
1439 for (i
= 0, found
= 0; i
!= _countof(hshell_msg
); i
++)
1441 if (hshell_msg
[i
].msg
== (INT
) wParam
)
1443 TRACE("Shell message %ws unhandled (lParam = 0x%p)!\n", hshell_msg
[i
].msg_name
, lParam
);
1451 TRACE("Shell message %d unhandled (lParam = 0x%p)!\n", (INT
) wParam
, lParam
);
1459 VOID
EnableGrouping(IN BOOL bEnable
)
1461 m_IsGroupingEnabled
= bEnable
;
1463 /* Collapse or expand groups if necessary */
1464 UpdateButtonsSize(FALSE
);
1467 VOID
HandleTaskItemClick(IN OUT PTASK_ITEM TaskItem
)
1472 if (::IsWindow(TaskItem
->hWnd
))
1474 bIsMinimized
= ::IsIconic(TaskItem
->hWnd
);
1475 bIsActive
= (TaskItem
== m_ActiveTaskItem
);
1477 TRACE("Active TaskItem %p, selected TaskItem %p\n", m_ActiveTaskItem
, TaskItem
);
1478 if (m_ActiveTaskItem
)
1479 TRACE("Active TaskItem hWnd=%p, TaskItem hWnd %p\n", m_ActiveTaskItem
->hWnd
, TaskItem
->hWnd
);
1481 TRACE("Valid button clicked. HWND=%p, IsMinimized=%s, IsActive=%s...\n",
1482 TaskItem
->hWnd
, bIsMinimized
? "Yes" : "No", bIsActive
? "Yes" : "No");
1484 if (!bIsMinimized
&& bIsActive
)
1486 ::PostMessage(TaskItem
->hWnd
,
1490 TRACE("Valid button clicked. App window Minimized.\n");
1496 ::PostMessage(TaskItem
->hWnd
,
1500 TRACE("Valid button clicked. App window Restored.\n");
1503 SetForegroundWindow(TaskItem
->hWnd
);
1504 TRACE("Valid button clicked. App window Activated.\n");
1509 VOID
HandleTaskGroupClick(IN OUT PTASK_GROUP TaskGroup
)
1511 /* TODO: Show task group menu */
1514 BOOL
HandleButtonClick(IN WORD wIndex
)
1516 PTASK_ITEM TaskItem
;
1517 PTASK_GROUP TaskGroup
;
1519 if (m_IsGroupingEnabled
)
1521 TaskGroup
= FindTaskGroupByIndex((INT
) wIndex
);
1522 if (TaskGroup
!= NULL
&& TaskGroup
->IsCollapsed
)
1524 HandleTaskGroupClick(TaskGroup
);
1529 TaskItem
= FindTaskItemByIndex((INT
) wIndex
);
1530 if (TaskItem
!= NULL
)
1532 HandleTaskItemClick(TaskItem
);
1540 VOID
HandleTaskItemRightClick(IN OUT PTASK_ITEM TaskItem
)
1543 HMENU hmenu
= ::GetSystemMenu(TaskItem
->hWnd
, FALSE
);
1550 cmd
= TrackPopupMenu(hmenu
, TPM_LEFTBUTTON
| TPM_RIGHTBUTTON
| TPM_RETURNCMD
, pt
.x
, pt
.y
, 0, m_TaskBar
.m_hWnd
, NULL
);
1553 SetForegroundWindow(TaskItem
->hWnd
); // reactivate window after the context menu has closed
1554 ::PostMessage(TaskItem
->hWnd
, WM_SYSCOMMAND
, cmd
, 0);
1559 VOID
HandleTaskGroupRightClick(IN OUT PTASK_GROUP TaskGroup
)
1561 /* TODO: Show task group right click menu */
1564 BOOL
HandleButtonRightClick(IN WORD wIndex
)
1566 PTASK_ITEM TaskItem
;
1567 PTASK_GROUP TaskGroup
;
1568 if (m_IsGroupingEnabled
)
1570 TaskGroup
= FindTaskGroupByIndex((INT
) wIndex
);
1571 if (TaskGroup
!= NULL
&& TaskGroup
->IsCollapsed
)
1573 HandleTaskGroupRightClick(TaskGroup
);
1578 TaskItem
= FindTaskItemByIndex((INT
) wIndex
);
1580 if (TaskItem
!= NULL
)
1582 HandleTaskItemRightClick(TaskItem
);
1590 LRESULT
HandleItemPaint(IN OUT NMTBCUSTOMDRAW
*nmtbcd
)
1592 LRESULT Ret
= CDRF_DODEFAULT
;
1593 PTASK_GROUP TaskGroup
;
1594 PTASK_ITEM TaskItem
;
1596 TaskItem
= FindTaskItemByIndex((INT
) nmtbcd
->nmcd
.dwItemSpec
);
1597 TaskGroup
= FindTaskGroupByIndex((INT
) nmtbcd
->nmcd
.dwItemSpec
);
1598 if (TaskGroup
== NULL
&& TaskItem
!= NULL
)
1600 ASSERT(TaskItem
!= NULL
);
1602 if (TaskItem
!= NULL
&& ::IsWindow(TaskItem
->hWnd
))
1604 /* Make the entire button flashing if necessary */
1605 if (nmtbcd
->nmcd
.uItemState
& CDIS_MARKED
)
1607 Ret
= TBCDRF_NOBACKGROUND
;
1610 SelectObject(nmtbcd
->nmcd
.hdc
, GetSysColorBrush(COLOR_HIGHLIGHT
));
1611 Rectangle(nmtbcd
->nmcd
.hdc
,
1612 nmtbcd
->nmcd
.rc
.left
,
1613 nmtbcd
->nmcd
.rc
.top
,
1614 nmtbcd
->nmcd
.rc
.right
,
1615 nmtbcd
->nmcd
.rc
.bottom
);
1619 DrawThemeBackground(m_Theme
, nmtbcd
->nmcd
.hdc
, TDP_FLASHBUTTON
, 0, &nmtbcd
->nmcd
.rc
, 0);
1621 nmtbcd
->clrText
= GetSysColor(COLOR_HIGHLIGHTTEXT
);
1626 else if (TaskGroup
!= NULL
)
1628 /* FIXME: Implement painting for task groups */
1633 LRESULT
HandleToolbarNotification(IN
const NMHDR
*nmh
)
1641 LPNMTBCUSTOMDRAW nmtbcd
= (LPNMTBCUSTOMDRAW
) nmh
;
1643 switch (nmtbcd
->nmcd
.dwDrawStage
)
1646 case CDDS_ITEMPREPAINT
:
1647 Ret
= HandleItemPaint(nmtbcd
);
1651 Ret
= CDRF_NOTIFYITEMDRAW
;
1655 Ret
= CDRF_DODEFAULT
;
1665 LRESULT
DrawBackground(HDC hdc
)
1669 GetClientRect(&rect
);
1670 DrawThemeParentBackground(m_hWnd
, hdc
, &rect
);
1675 LRESULT
OnEraseBackground(UINT uMsg
, WPARAM wParam
, LPARAM lParam
, BOOL
& bHandled
)
1677 HDC hdc
= (HDC
) wParam
;
1685 return DrawBackground(hdc
);
1688 LRESULT
OnSize(UINT uMsg
, WPARAM wParam
, LPARAM lParam
, BOOL
& bHandled
)
1692 szClient
.cx
= LOWORD(lParam
);
1693 szClient
.cy
= HIWORD(lParam
);
1694 if (m_TaskBar
.m_hWnd
!= NULL
)
1696 m_TaskBar
.SetWindowPos(NULL
, 0, 0, szClient
.cx
, szClient
.cy
, SWP_NOZORDER
);
1698 UpdateButtonsSize(FALSE
);
1703 LRESULT
OnNcHitTest(UINT uMsg
, WPARAM wParam
, LPARAM lParam
, BOOL
& bHandled
)
1706 /* We want the tray window to be draggable everywhere, so make the control
1707 appear transparent */
1708 Ret
= DefWindowProc(uMsg
, wParam
, lParam
);
1709 if (Ret
!= HTVSCROLL
&& Ret
!= HTHSCROLL
)
1710 Ret
= HTTRANSPARENT
;
1714 LRESULT
OnCommand(UINT uMsg
, WPARAM wParam
, LPARAM lParam
, BOOL
& bHandled
)
1717 if (lParam
!= 0 && (HWND
) lParam
== m_TaskBar
.m_hWnd
)
1719 HandleButtonClick(LOWORD(wParam
));
1724 LRESULT
OnNotify(UINT uMsg
, WPARAM wParam
, LPARAM lParam
, BOOL
& bHandled
)
1727 const NMHDR
*nmh
= (const NMHDR
*) lParam
;
1729 if (nmh
->hwndFrom
== m_TaskBar
.m_hWnd
)
1731 Ret
= HandleToolbarNotification(nmh
);
1736 LRESULT
OnEnableGrouping(UINT uMsg
, WPARAM wParam
, LPARAM lParam
, BOOL
& bHandled
)
1738 LRESULT Ret
= m_IsGroupingEnabled
;
1739 if ((BOOL
)wParam
!= m_IsGroupingEnabled
)
1741 EnableGrouping((BOOL
) wParam
);
1746 LRESULT
OnUpdateTaskbarPos(UINT uMsg
, WPARAM wParam
, LPARAM lParam
, BOOL
& bHandled
)
1748 /* Update the button spacing */
1749 m_TaskBar
.UpdateTbButtonSpacing(m_Tray
->IsHorizontal(), m_Theme
!= NULL
);
1753 LRESULT
OnContextMenu(UINT uMsg
, WPARAM wParam
, LPARAM lParam
, BOOL
& bHandled
)
1758 if (m_TaskBar
.m_hWnd
!= NULL
)
1762 pt
.x
= GET_X_LPARAM(lParam
);
1763 pt
.y
= GET_Y_LPARAM(lParam
);
1765 ::ScreenToClient(m_TaskBar
.m_hWnd
, &pt
);
1767 iBtn
= m_TaskBar
.HitTest(&pt
);
1770 HandleButtonRightClick(iBtn
);
1775 /* Not on a taskbar button, so forward message to tray */
1776 Ret
= SendMessage(m_Tray
->GetHWND(), uMsg
, wParam
, lParam
);
1781 LRESULT
OnKludgeItemRect(UINT uMsg
, WPARAM wParam
, LPARAM lParam
, BOOL
& bHandled
)
1783 PTASK_ITEM TaskItem
= FindTaskItem((HWND
) wParam
);
1786 RECT
* prcMinRect
= (RECT
*) lParam
;
1787 RECT rcItem
, rcToolbar
;
1788 m_TaskBar
.GetItemRect(TaskItem
->Index
, &rcItem
);
1789 m_TaskBar
.GetWindowRect(&rcToolbar
);
1791 OffsetRect(&rcItem
, rcToolbar
.left
, rcToolbar
.top
);
1793 *prcMinRect
= rcItem
;
1799 LRESULT
OnTimer(UINT uMsg
, WPARAM wParam
, LPARAM lParam
, BOOL
& bHandled
)
1812 LRESULT
OnSetFont(UINT uMsg
, WPARAM wParam
, LPARAM lParam
, BOOL
& bHandled
)
1814 return m_TaskBar
.SendMessageW(uMsg
, wParam
, lParam
);
1817 LRESULT
OnSettingChanged(UINT uMsg
, WPARAM wParam
, LPARAM lParam
, BOOL
& bHandled
)
1819 if (wParam
== SPI_SETNONCLIENTMETRICS
)
1821 /* Don't update the font, this will be done when we get a WM_SETFONT from our parent */
1822 UpdateButtonsSize(FALSE
);
1828 DECLARE_WND_CLASS_EX(szTaskSwitchWndClass
, CS_DBLCLKS
, COLOR_3DFACE
)
1830 BEGIN_MSG_MAP(CTaskSwitchWnd
)
1831 MESSAGE_HANDLER(WM_THEMECHANGED
, OnThemeChanged
)
1832 MESSAGE_HANDLER(WM_ERASEBKGND
, OnEraseBackground
)
1833 MESSAGE_HANDLER(WM_SIZE
, OnSize
)
1834 MESSAGE_HANDLER(WM_CREATE
, OnCreate
)
1835 MESSAGE_HANDLER(WM_DESTROY
, OnDestroy
)
1836 MESSAGE_HANDLER(WM_NCHITTEST
, OnNcHitTest
)
1837 MESSAGE_HANDLER(WM_COMMAND
, OnCommand
)
1838 MESSAGE_HANDLER(WM_NOTIFY
, OnNotify
)
1839 MESSAGE_HANDLER(TSWM_ENABLEGROUPING
, OnEnableGrouping
)
1840 MESSAGE_HANDLER(TSWM_UPDATETASKBARPOS
, OnUpdateTaskbarPos
)
1841 MESSAGE_HANDLER(WM_CONTEXTMENU
, OnContextMenu
)
1842 MESSAGE_HANDLER(WM_TIMER
, OnTimer
)
1843 MESSAGE_HANDLER(WM_SETFONT
, OnSetFont
)
1844 MESSAGE_HANDLER(WM_SETTINGCHANGE
, OnSettingChanged
)
1845 MESSAGE_HANDLER(m_ShellHookMsg
, HandleShellHookMsg
)
1848 HWND
_Init(IN HWND hWndParent
, IN OUT ITrayWindow
*tray
)
1851 m_IsGroupingEnabled
= TRUE
; /* FIXME */
1852 return Create(hWndParent
, 0, szRunningApps
, WS_CHILD
| WS_VISIBLE
| WS_CLIPSIBLINGS
| WS_CLIPCHILDREN
| WS_TABSTOP
);
1857 CreateTaskSwitchWnd(IN HWND hWndParent
, IN OUT ITrayWindow
*Tray
)
1859 CTaskSwitchWnd
* instance
;
1861 // TODO: Destroy after the window is destroyed
1862 instance
= new CTaskSwitchWnd();
1864 return instance
->_Init(hWndParent
, Tray
);