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wine/dlls/winex11.drv/systray.c

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/*
* 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 <assert.h>
#include <stdarg.h>
#include <stdlib.h>
#include <stdio.h>
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#include <X11/Xlib.h>
#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);
/* 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 */
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 */
};
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 SYSTEM_TRAY_REQUEST_DOCK 0
#define SYSTEM_TRAY_BEGIN_MESSAGE 1
#define SYSTEM_TRAY_CANCEL_MESSAGE 2
Atom systray_atom = 0;
#define MIN_DISPLAYED 8
#define ICON_BORDER 2
#define VALID_WIN_TIMER 1
#define BALLOON_CREATE_TIMER 2
#define BALLOON_SHOW_TIMER 3
#define VALID_WIN_TIMEOUT 2000
#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);
}
}
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 );
icon->window = 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;
}
create_tooltip( icon );
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 );
}
/* 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;
BOOL ret;
WINE_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:
SetTimer( hwnd, VALID_WIN_TIMER, VALID_WIN_TIMEOUT, NULL );
break;
case WM_PAINT:
{
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;
}
case WM_MOUSEMOVE:
case WM_LBUTTONDOWN:
case WM_LBUTTONUP:
case WM_RBUTTONDOWN:
case WM_RBUTTONUP:
case WM_MBUTTONDOWN:
case WM_MBUTTONUP:
case WM_LBUTTONDBLCLK:
case WM_RBUTTONDBLCLK:
case WM_MBUTTONDBLCLK:
/* notify the owner hwnd of the message */
TRACE("relaying 0x%x\n", msg);
ret = PostMessageW(icon->owner, icon->callback_message, icon->id, msg);
if (!ret && (GetLastError() == ERROR_INVALID_WINDOW_HANDLE))
{
WARN( "application window was destroyed, removing icon %u\n", icon->id );
delete_icon( icon );
}
return 0;
case WM_WINDOWPOSCHANGED:
update_systray_balloon_position();
break;
case WM_TIMER:
switch (wparam)
{
case VALID_WIN_TIMER:
if (!IsWindow( icon->owner )) delete_icon( icon );
break;
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 );
}
/* find the X11 window owner the system tray selection */
static Window get_systray_selection_owner( Display *display )
{
Window ret;
wine_tsx11_lock();
ret = XGetSelectionOwner( display, systray_atom );
wine_tsx11_unlock();
return ret;
}
static BOOL init_systray(void)
{
static BOOL init_done;
WNDCLASSEXW class;
Display *display;
if (root_window != DefaultRootWindow( gdi_display )) return FALSE;
if (init_done) return TRUE;
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;
}
display = thread_init_display();
wine_tsx11_lock();
if (DefaultScreen( display ) == 0)
systray_atom = x11drv_atom(_NET_SYSTEM_TRAY_S0);
else
{
char systray_buffer[29]; /* strlen(_NET_SYSTEM_TRAY_S4294967295)+1 */
sprintf( systray_buffer, "_NET_SYSTEM_TRAY_S%u", DefaultScreen( display ) );
systray_atom = XInternAtom( display, systray_buffer, False );
}
XSelectInput( display, root_window, StructureNotifyMask );
wine_tsx11_unlock();
init_done = TRUE;
return TRUE;
}
/* dock the given icon with the NETWM system tray */
static void dock_systray_icon( Display *display, struct tray_icon *icon, Window systray_window )
{
struct x11drv_win_data *data;
XEvent ev;
XSetWindowAttributes attr;
icon->window = CreateWindowW( icon_classname, NULL, WS_CLIPSIBLINGS | WS_POPUP,
CW_USEDEFAULT, CW_USEDEFAULT, icon_cx, icon_cy,
NULL, NULL, NULL, icon );
if (!icon->window) return;
if (!(data = X11DRV_get_win_data( icon->window )) &&
!(data = X11DRV_create_win_data( icon->window ))) return;
TRACE( "icon window %p/%lx managed %u\n", data->hwnd, data->whole_window, data->managed );
make_window_embedded( display, data );
create_tooltip( icon );
ShowWindow( icon->window, SW_SHOWNA );
/* send the docking request message */
ev.xclient.type = ClientMessage;
ev.xclient.window = systray_window;
ev.xclient.message_type = x11drv_atom( _NET_SYSTEM_TRAY_OPCODE );
ev.xclient.format = 32;
ev.xclient.data.l[0] = CurrentTime;
ev.xclient.data.l[1] = SYSTEM_TRAY_REQUEST_DOCK;
ev.xclient.data.l[2] = data->whole_window;
ev.xclient.data.l[3] = 0;
ev.xclient.data.l[4] = 0;
wine_tsx11_lock();
XSendEvent( display, systray_window, False, NoEventMask, &ev );
attr.background_pixmap = ParentRelative;
attr.bit_gravity = ForgetGravity;
XChangeWindowAttributes( display, data->whole_window, CWBackPixmap | CWBitGravity, &attr );
XChangeWindowAttributes( display, data->client_window, CWBackPixmap | CWBitGravity, &attr );
wine_tsx11_unlock();
}
/* dock systray windows again with the new owner */
void change_systray_owner( Display *display, Window systray_window )
{
struct tray_icon *icon;
TRACE( "new owner %lx\n", systray_window );
LIST_FOR_EACH_ENTRY( icon, &icon_list, struct tray_icon, entry )
{
if (icon->display == -1) continue;
hide_icon( icon );
dock_systray_icon( display, icon, systray_window );
}
}
/* hide a tray icon */
static BOOL hide_icon( struct tray_icon *icon )
{
struct x11drv_win_data *data;
TRACE( "id=0x%x, hwnd=%p\n", icon->id, icon->owner );
if (!icon->window) return TRUE; /* already hidden */
/* make sure we don't try to unmap it, it confuses some systray docks */
if ((data = X11DRV_get_win_data( icon->window )) && data->embedded) data->mapped = FALSE;
DestroyWindow(icon->window);
DestroyWindow(icon->tooltip);
icon->window = 0;
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 )
{
Window systray_window;
Display *display = thread_init_display();
TRACE( "id=0x%x, hwnd=%p\n", icon->id, icon->owner );
if (icon->window) return TRUE; /* already shown */
if ((systray_window = get_systray_selection_owner( display )))
dock_systray_icon( display, icon, systray_window );
else
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
{
struct x11drv_win_data *data = X11DRV_get_win_data( icon->window );
if (data) XClearArea( gdi_display, data->client_window, 0, 0, 0, 0, True );
}
}
}
if (nid->uFlags & NIF_MESSAGE)
{
icon->callback_message = nid->uCallbackMessage;
}
if (nid->uFlags & NIF_TIP)
{
lstrcpynW(icon->tiptext, nid->szTip, sizeof(icon->tiptext)/sizeof(WCHAR));
if (icon->tooltip) update_tooltip_text(icon);
}
if (nid->uFlags & NIF_INFO && nid->cbSize >= NOTIFYICONDATAA_V2_SIZE)
{
lstrcpynW( icon->info_text, nid->szInfo, sizeof(icon->info_text)/sizeof(WCHAR) );
lstrcpynW( icon->info_title, nid->szInfoTitle, sizeof(icon->info_title)/sizeof(WCHAR) );
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;
WINE_TRACE("id=0x%x, hwnd=%p\n", nid->uID, nid->hWnd);
if ((icon = get_icon(nid->hWnd, nid->uID)))
{
WINE_WARN("duplicate tray icon add, buggy app?\n");
return FALSE;
}
if (!(icon = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*icon))))
{
WINE_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;
}
/***********************************************************************
* 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;
default:
FIXME( "unhandled tray message: %u\n", msg );
break;
}
return ret;
}
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