Sweden-Number/dlls/shell32/systray.c

245 lines
7.8 KiB
C

/*
* Systray handling
*
* Copyright 1999 Kai Morich <kai.morich@bigfoot.de>
* Copyright 2004 Mike Hearn, for CodeWeavers
* Copyright 2005 Robert Shearman
*
* 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
*/
#define NONAMELESSUNION
#define NONAMELESSSTRUCT
#include <stdarg.h>
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winnls.h"
#include "winuser.h"
#include "shellapi.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(systray);
static const WCHAR classname[] = /* Shell_TrayWnd */ {'S','h','e','l','l','_','T','r','a','y','W','n','d','\0'};
struct notify_data /* platform-independent format for NOTIFYICONDATA */
{
LONG hWnd;
UINT uID;
UINT uFlags;
UINT uCallbackMessage;
WCHAR szTip[128];
DWORD dwState;
DWORD dwStateMask;
WCHAR szInfo[256];
union {
UINT uTimeout;
UINT uVersion;
} u;
WCHAR szInfoTitle[64];
DWORD dwInfoFlags;
GUID guidItem;
/* data for the icon bitmap */
UINT width;
UINT height;
UINT planes;
UINT bpp;
};
/*************************************************************************
* Shell_NotifyIcon [SHELL32.296]
* Shell_NotifyIconA [SHELL32.297]
*/
BOOL WINAPI Shell_NotifyIconA(DWORD dwMessage, PNOTIFYICONDATAA pnid)
{
NOTIFYICONDATAW nidW;
INT cbSize;
/* Validate the cbSize as Windows XP does */
if (pnid->cbSize != NOTIFYICONDATAA_V1_SIZE &&
pnid->cbSize != NOTIFYICONDATAA_V2_SIZE &&
pnid->cbSize != NOTIFYICONDATAA_V3_SIZE &&
pnid->cbSize != sizeof(NOTIFYICONDATAA))
{
WARN("Invalid cbSize (%d) - using only Win95 fields (size=%d)\n",
pnid->cbSize, NOTIFYICONDATAA_V1_SIZE);
cbSize = NOTIFYICONDATAA_V1_SIZE;
}
else
cbSize = pnid->cbSize;
ZeroMemory(&nidW, sizeof(nidW));
nidW.cbSize = sizeof(nidW);
nidW.hWnd = pnid->hWnd;
nidW.uID = pnid->uID;
nidW.uFlags = pnid->uFlags;
nidW.uCallbackMessage = pnid->uCallbackMessage;
nidW.hIcon = pnid->hIcon;
/* szTip */
if (pnid->uFlags & NIF_TIP)
MultiByteToWideChar(CP_ACP, 0, pnid->szTip, -1, nidW.szTip, sizeof(nidW.szTip)/sizeof(WCHAR));
if (cbSize >= NOTIFYICONDATAA_V2_SIZE)
{
nidW.dwState = pnid->dwState;
nidW.dwStateMask = pnid->dwStateMask;
/* szInfo, szInfoTitle */
if (pnid->uFlags & NIF_INFO)
{
MultiByteToWideChar(CP_ACP, 0, pnid->szInfo, -1, nidW.szInfo, sizeof(nidW.szInfo)/sizeof(WCHAR));
MultiByteToWideChar(CP_ACP, 0, pnid->szInfoTitle, -1, nidW.szInfoTitle, sizeof(nidW.szInfoTitle)/sizeof(WCHAR));
}
nidW.u.uTimeout = pnid->u.uTimeout;
nidW.dwInfoFlags = pnid->dwInfoFlags;
}
if (cbSize >= NOTIFYICONDATAA_V3_SIZE)
nidW.guidItem = pnid->guidItem;
if (cbSize >= sizeof(NOTIFYICONDATAA))
nidW.hBalloonIcon = pnid->hBalloonIcon;
return Shell_NotifyIconW(dwMessage, &nidW);
}
/*************************************************************************
* Shell_NotifyIconW [SHELL32.298]
*/
BOOL WINAPI Shell_NotifyIconW(DWORD dwMessage, PNOTIFYICONDATAW nid)
{
HWND tray;
COPYDATASTRUCT cds;
struct notify_data data_buffer;
struct notify_data *data = &data_buffer;
BOOL ret;
TRACE("dwMessage = %d, nid->cbSize=%d\n", dwMessage, nid->cbSize);
/* Validate the cbSize so that WM_COPYDATA doesn't crash the application */
if (nid->cbSize != NOTIFYICONDATAW_V1_SIZE &&
nid->cbSize != NOTIFYICONDATAW_V2_SIZE &&
nid->cbSize != NOTIFYICONDATAW_V3_SIZE &&
nid->cbSize != sizeof(NOTIFYICONDATAW))
{
NOTIFYICONDATAW newNid;
WARN("Invalid cbSize (%d) - using only Win95 fields (size=%d)\n",
nid->cbSize, NOTIFYICONDATAW_V1_SIZE);
CopyMemory(&newNid, nid, NOTIFYICONDATAW_V1_SIZE);
newNid.cbSize = NOTIFYICONDATAW_V1_SIZE;
return Shell_NotifyIconW(dwMessage, &newNid);
}
tray = FindWindowExW(0, NULL, classname, NULL);
if (!tray) return FALSE;
cds.dwData = dwMessage;
cds.cbData = sizeof(*data);
memset( data, 0, sizeof(*data) );
/* FIXME: if statement only needed because we don't support interprocess
* icon handles */
if (nid->uFlags & NIF_ICON)
{
ICONINFO iconinfo;
BITMAP bmMask;
BITMAP bmColour;
LONG cbMaskBits;
LONG cbColourBits = 0;
char *buffer;
if (!GetIconInfo(nid->hIcon, &iconinfo))
goto noicon;
if (!GetObjectW(iconinfo.hbmMask, sizeof(bmMask), &bmMask) ||
(iconinfo.hbmColor && !GetObjectW(iconinfo.hbmColor, sizeof(bmColour), &bmColour)))
{
DeleteObject(iconinfo.hbmMask);
if (iconinfo.hbmColor) DeleteObject(iconinfo.hbmColor);
goto noicon;
}
cbMaskBits = (bmMask.bmPlanes * bmMask.bmWidth * bmMask.bmHeight * bmMask.bmBitsPixel + 15) / 16 * 2;
if (iconinfo.hbmColor)
cbColourBits = (bmColour.bmPlanes * bmColour.bmWidth * bmColour.bmHeight * bmColour.bmBitsPixel + 15) / 16 * 2;
cds.cbData = sizeof(*data) + cbMaskBits + cbColourBits;
buffer = HeapAlloc(GetProcessHeap(), 0, cds.cbData);
if (!buffer)
{
DeleteObject(iconinfo.hbmMask);
if (iconinfo.hbmColor) DeleteObject(iconinfo.hbmColor);
return FALSE;
}
data = (struct notify_data *)buffer;
memset( data, 0, sizeof(*data) );
buffer += sizeof(*data);
GetBitmapBits(iconinfo.hbmMask, cbMaskBits, buffer);
if (!iconinfo.hbmColor)
{
data->width = bmMask.bmWidth;
data->height = bmMask.bmHeight / 2;
data->planes = 1;
data->bpp = 1;
}
else
{
data->width = bmColour.bmWidth;
data->height = bmColour.bmHeight;
data->planes = bmColour.bmPlanes;
data->bpp = bmColour.bmBitsPixel;
buffer += cbMaskBits;
GetBitmapBits(iconinfo.hbmColor, cbColourBits, buffer);
DeleteObject(iconinfo.hbmColor);
}
DeleteObject(iconinfo.hbmMask);
}
noicon:
data->hWnd = HandleToLong( nid->hWnd );
data->uID = nid->uID;
data->uFlags = nid->uFlags;
if (data->uFlags & NIF_MESSAGE)
data->uCallbackMessage = nid->uCallbackMessage;
if (data->uFlags & NIF_TIP)
lstrcpynW( data->szTip, nid->szTip, sizeof(data->szTip)/sizeof(WCHAR) );
if (data->uFlags & NIF_STATE)
{
data->dwState = nid->dwState;
data->dwStateMask = nid->dwStateMask;
}
if (data->uFlags & NIF_INFO)
{
lstrcpynW( data->szInfo, nid->szInfo, sizeof(data->szInfo)/sizeof(WCHAR) );
lstrcpynW( data->szInfoTitle, nid->szInfoTitle, sizeof(data->szInfoTitle)/sizeof(WCHAR) );
data->u.uTimeout = nid->u.uTimeout;
data->dwInfoFlags = nid->dwInfoFlags;
}
if (data->uFlags & NIF_GUID)
data->guidItem = nid->guidItem;
/* FIXME: balloon icon */
cds.lpData = data;
ret = SendMessageW(tray, WM_COPYDATA, (WPARAM)nid->hWnd, (LPARAM)&cds);
if (data != &data_buffer) HeapFree( GetProcessHeap(), 0, data );
return ret;
}