/* * X11 system tray management * * Copyright (C) 2004 Mike Hearn, for CodeWeavers * Copyright (C) 2005 Robert Shearman * Copyright (C) 2008 Alexandre Julliard * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library 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 * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA */ #include "config.h" #include #include #include #include #include #include #define NONAMELESSUNION #include "windef.h" #include "winbase.h" #include "wingdi.h" #include "winuser.h" #include "commctrl.h" #include "shellapi.h" #include "x11drv.h" #include "wine/list.h" #include "wine/debug.h" WINE_DEFAULT_DEBUG_CHANNEL(systray); BOOL show_systray = TRUE; /* an individual systray icon */ struct tray_icon { struct list entry; HICON image; /* the image to render */ HWND owner; /* the HWND passed in to the Shell_NotifyIcon call */ HWND window; /* the adaptor window */ BOOL layered; /* whether we are using a layered window */ HWND tooltip; /* Icon tooltip */ UINT state; /* state flags */ UINT id; /* the unique id given by the app */ UINT callback_message; int display; /* display index, or -1 if hidden */ WCHAR tiptext[128]; /* tooltip text */ WCHAR info_text[256]; /* info balloon text */ WCHAR info_title[64]; /* info balloon title */ UINT info_flags; /* flags for info balloon */ UINT info_timeout; /* timeout for info balloon */ HICON info_icon; /* info balloon icon */ UINT version; /* notify icon api version */ }; static struct list icon_list = LIST_INIT( icon_list ); static const WCHAR icon_classname[] = {'_','_','w','i','n','e','x','1','1','_','t','r','a','y','_','i','c','o','n',0}; static const WCHAR tray_classname[] = {'_','_','w','i','n','e','x','1','1','_','s','t','a','n','d','a','l','o','n','e','_','t','r','a','y',0}; static BOOL show_icon( struct tray_icon *icon ); static BOOL hide_icon( struct tray_icon *icon ); static BOOL delete_icon( struct tray_icon *icon ); #define MIN_DISPLAYED 8 #define ICON_BORDER 2 #define BALLOON_CREATE_TIMER 1 #define BALLOON_SHOW_TIMER 2 #define BALLOON_CREATE_TIMEOUT 2000 #define BALLOON_SHOW_MIN_TIMEOUT 10000 #define BALLOON_SHOW_MAX_TIMEOUT 30000 static struct tray_icon *balloon_icon; static HWND balloon_window; static POINT balloon_pos; /* stand-alone tray window */ static HWND standalone_tray; static int icon_cx, icon_cy; static unsigned int nb_displayed; /* retrieves icon record by owner window and ID */ static struct tray_icon *get_icon(HWND owner, UINT id) { struct tray_icon *this; LIST_FOR_EACH_ENTRY( this, &icon_list, struct tray_icon, entry ) if ((this->id == id) && (this->owner == owner)) return this; return NULL; } static void init_common_controls(void) { static BOOL initialized = FALSE; if (!initialized) { INITCOMMONCONTROLSEX init_tooltip; init_tooltip.dwSize = sizeof(INITCOMMONCONTROLSEX); init_tooltip.dwICC = ICC_TAB_CLASSES; InitCommonControlsEx(&init_tooltip); initialized = TRUE; } } /* create tooltip window for icon */ static void create_tooltip(struct tray_icon *icon) { init_common_controls(); icon->tooltip = CreateWindowExW( WS_EX_TOPMOST, TOOLTIPS_CLASSW, NULL, WS_POPUP | TTS_ALWAYSTIP, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, icon->window, NULL, NULL, NULL); if (icon->tooltip) { TTTOOLINFOW ti; ZeroMemory(&ti, sizeof(ti)); ti.cbSize = sizeof(TTTOOLINFOW); ti.uFlags = TTF_SUBCLASS | TTF_IDISHWND; ti.hwnd = icon->window; ti.uId = (UINT_PTR)icon->window; ti.lpszText = icon->tiptext; SendMessageW(icon->tooltip, TTM_ADDTOOLW, 0, (LPARAM)&ti); } } static void update_systray_balloon_position(void) { RECT rect; POINT pos; if (!balloon_icon) return; GetWindowRect( balloon_icon->window, &rect ); pos.x = (rect.left + rect.right) / 2; pos.y = (rect.top + rect.bottom) / 2; if (pos.x == balloon_pos.x && pos.y == balloon_pos.y) return; /* nothing changed */ balloon_pos = pos; SendMessageW( balloon_window, TTM_TRACKPOSITION, 0, MAKELONG( pos.x, pos.y )); } static void balloon_create_timer( struct tray_icon *icon ) { TTTOOLINFOW ti; init_common_controls(); balloon_window = CreateWindowExW( WS_EX_TOPMOST, TOOLTIPS_CLASSW, NULL, WS_POPUP | TTS_ALWAYSTIP | TTS_NOPREFIX | TTS_BALLOON | TTS_CLOSE, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, icon->window, NULL, NULL, NULL); memset( &ti, 0, sizeof(ti) ); ti.cbSize = sizeof(TTTOOLINFOW); ti.hwnd = icon->window; ti.uId = (UINT_PTR)icon->window; ti.uFlags = TTF_TRACK | TTF_IDISHWND; ti.lpszText = icon->info_text; SendMessageW( balloon_window, TTM_ADDTOOLW, 0, (LPARAM)&ti ); if ((icon->info_flags & NIIF_ICONMASK) == NIIF_USER) SendMessageW( balloon_window, TTM_SETTITLEW, (WPARAM)icon->info_icon, (LPARAM)icon->info_title ); else SendMessageW( balloon_window, TTM_SETTITLEW, icon->info_flags, (LPARAM)icon->info_title ); balloon_icon = icon; balloon_pos.x = balloon_pos.y = MAXLONG; update_systray_balloon_position(); SendMessageW( balloon_window, TTM_TRACKACTIVATE, TRUE, (LPARAM)&ti ); KillTimer( icon->window, BALLOON_CREATE_TIMER ); SetTimer( icon->window, BALLOON_SHOW_TIMER, icon->info_timeout, NULL ); } static BOOL show_balloon( struct tray_icon *icon ) { if (standalone_tray && !show_systray) return FALSE; /* no systray window */ if (!icon->window) return FALSE; /* not displayed */ if (!icon->info_text[0]) return FALSE; /* no balloon */ balloon_icon = icon; SetTimer( icon->window, BALLOON_CREATE_TIMER, BALLOON_CREATE_TIMEOUT, NULL ); return TRUE; } static void hide_balloon(void) { if (!balloon_icon) return; if (balloon_window) { KillTimer( balloon_icon->window, BALLOON_SHOW_TIMER ); DestroyWindow( balloon_window ); balloon_window = 0; } else KillTimer( balloon_icon->window, BALLOON_CREATE_TIMER ); balloon_icon = NULL; } static void show_next_balloon(void) { struct tray_icon *icon; LIST_FOR_EACH_ENTRY( icon, &icon_list, struct tray_icon, entry ) if (show_balloon( icon )) break; } static void update_balloon( struct tray_icon *icon ) { if (balloon_icon == icon) { hide_balloon(); show_balloon( icon ); } else if (!balloon_icon) { if (!show_balloon( icon )) return; } if (!balloon_icon) show_next_balloon(); } static void balloon_timer(void) { if (balloon_icon) balloon_icon->info_text[0] = 0; /* clear text now that balloon has been shown */ hide_balloon(); show_next_balloon(); } /* synchronize tooltip text with tooltip window */ static void update_tooltip_text(struct tray_icon *icon) { TTTOOLINFOW ti; ZeroMemory(&ti, sizeof(ti)); ti.cbSize = sizeof(TTTOOLINFOW); ti.uFlags = TTF_SUBCLASS | TTF_IDISHWND; ti.hwnd = icon->window; ti.uId = (UINT_PTR)icon->window; ti.lpszText = icon->tiptext; SendMessageW(icon->tooltip, TTM_UPDATETIPTEXTW, 0, (LPARAM)&ti); } /* get the size of the stand-alone tray window */ static SIZE get_window_size(void) { SIZE size; RECT rect; rect.left = 0; rect.top = 0; rect.right = icon_cx * max( nb_displayed, MIN_DISPLAYED ); rect.bottom = icon_cy; AdjustWindowRect( &rect, WS_CAPTION, FALSE ); size.cx = rect.right - rect.left; size.cy = rect.bottom - rect.top; return size; } /* get the position of an icon in the stand-alone tray */ static POINT get_icon_pos( struct tray_icon *icon ) { POINT pos; pos.x = icon_cx * icon->display; pos.y = 0; return pos; } /* window procedure for the standalone tray window */ static LRESULT WINAPI standalone_tray_wndproc( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam ) { switch (msg) { case WM_MOVE: update_systray_balloon_position(); break; case WM_CLOSE: ShowWindow( hwnd, SW_HIDE ); hide_balloon(); show_systray = FALSE; return 0; case WM_DESTROY: standalone_tray = 0; break; } return DefWindowProcW( hwnd, msg, wparam, lparam ); } /* add an icon to the standalone tray window */ static void add_to_standalone_tray( struct tray_icon *icon ) { SIZE size; POINT pos; if (!standalone_tray) { static const WCHAR winname[] = {'W','i','n','e',' ','S','y','s','t','e','m',' ','T','r','a','y',0}; size = get_window_size(); standalone_tray = CreateWindowExW( 0, tray_classname, winname, WS_CAPTION | WS_SYSMENU, CW_USEDEFAULT, CW_USEDEFAULT, size.cx, size.cy, 0, 0, 0, 0 ); if (!standalone_tray) return; } icon->display = nb_displayed; pos = get_icon_pos( icon ); CreateWindowW( icon_classname, NULL, WS_CHILD | WS_VISIBLE, pos.x, pos.y, icon_cx, icon_cy, standalone_tray, NULL, NULL, icon ); if (!icon->window) { icon->display = -1; return; } nb_displayed++; size = get_window_size(); SetWindowPos( standalone_tray, 0, 0, 0, size.cx, size.cy, SWP_NOMOVE | SWP_NOACTIVATE | SWP_NOZORDER ); if (nb_displayed == 1 && show_systray) ShowWindow( standalone_tray, SW_SHOWNA ); TRACE( "added %u now %d icons\n", icon->id, nb_displayed ); } /* remove an icon from the stand-alone tray */ static void remove_from_standalone_tray( struct tray_icon *icon ) { struct tray_icon *ptr; POINT pos; if (icon->display == -1) return; LIST_FOR_EACH_ENTRY( ptr, &icon_list, struct tray_icon, entry ) { if (ptr == icon) continue; if (ptr->display < icon->display) continue; ptr->display--; pos = get_icon_pos( ptr ); SetWindowPos( ptr->window, 0, pos.x, pos.y, 0, 0, SWP_NOSIZE | SWP_NOACTIVATE | SWP_NOZORDER ); } icon->display = -1; if (!--nb_displayed) ShowWindow( standalone_tray, SW_HIDE ); TRACE( "removed %u now %d icons\n", icon->id, nb_displayed ); } static void repaint_tray_icon( struct tray_icon *icon ) { BLENDFUNCTION blend = { AC_SRC_OVER, 0, 255, AC_SRC_ALPHA }; int width = GetSystemMetrics( SM_CXSMICON ); int height = GetSystemMetrics( SM_CYSMICON ); BITMAPINFO *info; HBITMAP dib, mask; HDC hdc; RECT rc; SIZE size; POINT pos; int i, x, y; void *color_bits, *mask_bits; DWORD *ptr; BOOL has_alpha = FALSE; GetWindowRect( icon->window, &rc ); size.cx = rc.right - rc.left; size.cy = rc.bottom - rc.top; pos.x = (size.cx - width) / 2; pos.y = (size.cy - height) / 2; info = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, FIELD_OFFSET( BITMAPINFO, bmiColors[2] )); if (!info) return; info->bmiHeader.biSize = sizeof(info->bmiHeader); info->bmiHeader.biWidth = size.cx; info->bmiHeader.biHeight = size.cy; info->bmiHeader.biBitCount = 32; info->bmiHeader.biPlanes = 1; info->bmiHeader.biCompression = BI_RGB; hdc = CreateCompatibleDC( 0 ); if (!(dib = CreateDIBSection( 0, info, DIB_RGB_COLORS, &color_bits, NULL, 0 ))) goto done; SelectObject( hdc, dib ); DrawIconEx( hdc, pos.x, pos.y, icon->image, width, height, 0, 0, DI_DEFAULTSIZE | DI_NORMAL ); /* check if the icon was drawn with an alpha channel */ for (i = 0, ptr = color_bits; i < size.cx * size.cy; i++) if ((has_alpha = (ptr[i] & 0xff000000) != 0)) break; if (!has_alpha) { unsigned int width_bytes = (size.cx + 31) / 32 * 4; info->bmiHeader.biBitCount = 1; info->bmiColors[0].rgbRed = 0; info->bmiColors[0].rgbGreen = 0; info->bmiColors[0].rgbBlue = 0; info->bmiColors[0].rgbReserved = 0; info->bmiColors[1].rgbRed = 0xff; info->bmiColors[1].rgbGreen = 0xff; info->bmiColors[1].rgbBlue = 0xff; info->bmiColors[1].rgbReserved = 0; if (!(mask = CreateDIBSection( 0, info, DIB_RGB_COLORS, &mask_bits, NULL, 0 ))) goto done; memset( mask_bits, 0xff, width_bytes * size.cy ); SelectObject( hdc, mask ); DrawIconEx( hdc, pos.x, pos.y, icon->image, width, height, 0, 0, DI_DEFAULTSIZE | DI_MASK ); for (y = 0, ptr = color_bits; y < size.cy; y++) for (x = 0; x < size.cx; x++, ptr++) if (!((((BYTE *)mask_bits)[y * width_bytes + x / 8] << (x % 8)) & 0x80)) *ptr |= 0xff000000; SelectObject( hdc, dib ); DeleteObject( mask ); } UpdateLayeredWindow( icon->window, 0, NULL, NULL, hdc, NULL, 0, &blend, ULW_ALPHA ); done: HeapFree (GetProcessHeap(), 0, info); if (hdc) DeleteDC( hdc ); if (dib) DeleteObject( dib ); } static BOOL notify_owner( struct tray_icon *icon, UINT msg, LPARAM lparam ) { WPARAM wp = icon->id; LPARAM lp = msg; if (icon->version >= NOTIFYICON_VERSION_4) { POINT pt = { (short)LOWORD(lparam), (short)HIWORD(lparam) }; ClientToScreen( icon->window, &pt ); wp = MAKEWPARAM( pt.x, pt.y ); lp = MAKELPARAM( msg, icon->id ); } TRACE( "relaying 0x%x\n", msg ); if (!SendNotifyMessageW( icon->owner, icon->callback_message, wp, lp ) && (GetLastError() == ERROR_INVALID_WINDOW_HANDLE)) { WARN( "application window was destroyed, removing icon %u\n", icon->id ); delete_icon( icon ); return FALSE; } return TRUE; } /* window procedure for the individual tray icon window */ static LRESULT WINAPI tray_icon_wndproc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam) { struct tray_icon *icon = NULL; TRACE("hwnd=%p, msg=0x%x\n", hwnd, msg); /* set the icon data for the window from the data passed into CreateWindow */ if (msg == WM_NCCREATE) SetWindowLongPtrW(hwnd, GWLP_USERDATA, (LPARAM)((const CREATESTRUCTW *)lparam)->lpCreateParams); icon = (struct tray_icon *) GetWindowLongPtrW(hwnd, GWLP_USERDATA); switch (msg) { case WM_CREATE: icon->window = hwnd; create_tooltip( icon ); break; case WM_SIZE: if (icon->window && icon->layered) repaint_tray_icon( icon ); break; case WM_PAINT: if (!icon->layered) { PAINTSTRUCT ps; RECT rc; HDC hdc; int cx = GetSystemMetrics( SM_CXSMICON ); int cy = GetSystemMetrics( SM_CYSMICON ); hdc = BeginPaint(hwnd, &ps); GetClientRect(hwnd, &rc); TRACE("painting rect %s\n", wine_dbgstr_rect(&rc)); DrawIconEx( hdc, (rc.left + rc.right - cx) / 2, (rc.top + rc.bottom - cy) / 2, icon->image, cx, cy, 0, 0, DI_DEFAULTSIZE|DI_NORMAL ); EndPaint(hwnd, &ps); return 0; } break; case WM_MOUSEMOVE: case WM_LBUTTONDOWN: case WM_RBUTTONDOWN: case WM_MBUTTONDOWN: case WM_MBUTTONUP: case WM_LBUTTONDBLCLK: case WM_RBUTTONDBLCLK: case WM_MBUTTONDBLCLK: notify_owner( icon, msg, lparam ); break; case WM_LBUTTONUP: if (!notify_owner( icon, msg, lparam )) break; if (icon->version > 0) notify_owner( icon, NIN_SELECT, lparam ); break; case WM_RBUTTONUP: if (!notify_owner( icon, msg, lparam )) break; if (icon->version > 0) notify_owner( icon, WM_CONTEXTMENU, lparam ); break; case WM_WINDOWPOSCHANGED: update_systray_balloon_position(); break; case WM_TIMER: switch (wparam) { case BALLOON_CREATE_TIMER: balloon_create_timer( icon ); break; case BALLOON_SHOW_TIMER: balloon_timer(); break; } return 0; case WM_CLOSE: if (icon->display == -1) { TRACE( "icon %u no longer embedded\n", icon->id ); hide_icon( icon ); add_to_standalone_tray( icon ); } return 0; } return DefWindowProcW( hwnd, msg, wparam, lparam ); } static BOOL init_systray(void) { static BOOL init_done; WNDCLASSEXW class; if (init_done) return TRUE; if (!X11DRV_CALL( systray_init, NULL )) { init_done = TRUE; return FALSE; } icon_cx = GetSystemMetrics( SM_CXSMICON ) + 2 * ICON_BORDER; icon_cy = GetSystemMetrics( SM_CYSMICON ) + 2 * ICON_BORDER; memset( &class, 0, sizeof(class) ); class.cbSize = sizeof(class); class.lpfnWndProc = tray_icon_wndproc; class.hIcon = LoadIconW(0, (LPCWSTR)IDI_WINLOGO); class.hCursor = LoadCursorW( 0, (LPCWSTR)IDC_ARROW ); class.lpszClassName = icon_classname; class.style = CS_HREDRAW | CS_VREDRAW | CS_DBLCLKS; if (!RegisterClassExW( &class ) && GetLastError() != ERROR_CLASS_ALREADY_EXISTS) { ERR( "Could not register icon tray window class\n" ); return FALSE; } class.lpfnWndProc = standalone_tray_wndproc; class.hbrBackground = (HBRUSH)COLOR_WINDOW; class.lpszClassName = tray_classname; class.style = CS_DBLCLKS; if (!RegisterClassExW( &class ) && GetLastError() != ERROR_CLASS_ALREADY_EXISTS) { ERR( "Could not register standalone tray window class\n" ); return FALSE; } init_done = TRUE; return TRUE; } /* dock systray windows again with the new owner */ NTSTATUS WINAPI x11drv_systray_change_owner( void *arg, ULONG size ) { struct systray_change_owner_params *params = arg; struct systray_dock_params dock_params; struct tray_icon *icon; LIST_FOR_EACH_ENTRY( icon, &icon_list, struct tray_icon, entry ) { if (icon->display == -1) continue; hide_icon( icon ); dock_params.event_handle = params->event_handle; dock_params.icon = icon; dock_params.cx = icon_cx; dock_params.cy = icon_cy; dock_params.layered = &icon->layered; X11DRV_CALL( systray_dock, &dock_params ); } return 0; } /* hide a tray icon */ static BOOL hide_icon( struct tray_icon *icon ) { TRACE( "id=0x%x, hwnd=%p\n", icon->id, icon->owner ); if (!icon->window) return TRUE; /* already hidden */ X11DRV_CALL( systray_hide, &icon->window ); DestroyWindow(icon->window); DestroyWindow(icon->tooltip); icon->window = 0; icon->layered = FALSE; icon->tooltip = 0; remove_from_standalone_tray( icon ); update_balloon( icon ); return TRUE; } /* make the icon visible */ static BOOL show_icon( struct tray_icon *icon ) { struct systray_dock_params params; if (icon->window) return TRUE; /* already shown */ TRACE( "id=0x%x, hwnd=%p\n", icon->id, icon->owner ); params.event_handle = 0; params.icon = icon; params.cx = icon_cx; params.cy = icon_cy; params.layered = &icon->layered; if (X11DRV_CALL( systray_dock, ¶ms )) add_to_standalone_tray( icon ); update_balloon( icon ); return TRUE; } /* Modifies an existing icon record */ static BOOL modify_icon( struct tray_icon *icon, NOTIFYICONDATAW *nid ) { TRACE( "id=0x%x hwnd=%p flags=%x\n", nid->uID, nid->hWnd, nid->uFlags ); if (nid->uFlags & NIF_STATE) { icon->state = (icon->state & ~nid->dwStateMask) | (nid->dwState & nid->dwStateMask); } if (nid->uFlags & NIF_ICON) { if (icon->image) DestroyIcon(icon->image); icon->image = CopyIcon(nid->hIcon); if (icon->window) { if (icon->display != -1) InvalidateRect( icon->window, NULL, TRUE ); else if (icon->layered) repaint_tray_icon( icon ); else X11DRV_CALL( systray_clear, &icon->window ); } } if (nid->uFlags & NIF_MESSAGE) { icon->callback_message = nid->uCallbackMessage; } if (nid->uFlags & NIF_TIP) { lstrcpynW(icon->tiptext, nid->szTip, ARRAY_SIZE( icon->tiptext )); if (icon->tooltip) update_tooltip_text(icon); } if (nid->uFlags & NIF_INFO && nid->cbSize >= NOTIFYICONDATAA_V2_SIZE) { lstrcpynW( icon->info_text, nid->szInfo, ARRAY_SIZE( icon->info_text )); lstrcpynW( icon->info_title, nid->szInfoTitle, ARRAY_SIZE( icon->info_title )); icon->info_flags = nid->dwInfoFlags; icon->info_timeout = max(min(nid->u.uTimeout, BALLOON_SHOW_MAX_TIMEOUT), BALLOON_SHOW_MIN_TIMEOUT); icon->info_icon = nid->hBalloonIcon; update_balloon( icon ); } if (icon->state & NIS_HIDDEN) hide_icon( icon ); else show_icon( icon ); return TRUE; } /* Adds a new icon record to the list */ static BOOL add_icon(NOTIFYICONDATAW *nid) { struct tray_icon *icon; TRACE("id=0x%x, hwnd=%p\n", nid->uID, nid->hWnd); if ((icon = get_icon(nid->hWnd, nid->uID))) { WARN("duplicate tray icon add, buggy app?\n"); return FALSE; } if (!(icon = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*icon)))) { ERR("out of memory\n"); return FALSE; } ZeroMemory(icon, sizeof(struct tray_icon)); icon->id = nid->uID; icon->owner = nid->hWnd; icon->display = -1; list_add_tail(&icon_list, &icon->entry); return modify_icon( icon, nid ); } /* delete tray icon window and icon structure */ static BOOL delete_icon( struct tray_icon *icon ) { hide_icon( icon ); list_remove( &icon->entry ); DestroyIcon( icon->image ); HeapFree( GetProcessHeap(), 0, icon ); return TRUE; } /* cleanup all icons for a given window */ static void cleanup_icons( HWND owner ) { struct tray_icon *this, *next; LIST_FOR_EACH_ENTRY_SAFE( this, next, &icon_list, struct tray_icon, entry ) if (this->owner == owner) delete_icon( this ); } /*********************************************************************** * wine_notify_icon (X11DRV.@) * * Driver-side implementation of Shell_NotifyIcon. */ int CDECL wine_notify_icon( DWORD msg, NOTIFYICONDATAW *data ) { BOOL ret = FALSE; struct tray_icon *icon; switch (msg) { case NIM_ADD: if (!init_systray()) return -1; /* fall back to default handling */ ret = add_icon( data ); break; case NIM_DELETE: if ((icon = get_icon( data->hWnd, data->uID ))) ret = delete_icon( icon ); break; case NIM_MODIFY: if ((icon = get_icon( data->hWnd, data->uID ))) ret = modify_icon( icon, data ); break; case NIM_SETVERSION: if ((icon = get_icon( data->hWnd, data->uID ))) { icon->version = data->u.uVersion; ret = TRUE; } break; case 0xdead: /* Wine extension: owner window has died */ cleanup_icons( data->hWnd ); break; default: FIXME( "unhandled tray message: %u\n", msg ); break; } return ret; } /* window procedure for foreign windows */ LRESULT WINAPI foreign_window_proc( HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam ) { switch(msg) { case WM_WINDOWPOSCHANGED: update_systray_balloon_position(); break; case WM_PARENTNOTIFY: if (LOWORD(wparam) == WM_DESTROY) { TRACE( "%p: got parent notify destroy for win %lx\n", hwnd, lparam ); PostMessageW( hwnd, WM_CLOSE, 0, 0 ); /* so that we come back here once the child is gone */ } return 0; case WM_CLOSE: if (GetWindow( hwnd, GW_CHILD )) return 0; /* refuse to die if we still have children */ break; } return DefWindowProcW( hwnd, msg, wparam, lparam ); }