Sweden-Number/dlls/shell32/systray.c

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/*
* Systray
*
* Copyright 1999 Kai Morich <kai.morich@bigfoot.de>
*
* Manage the systray window. That it actually appears in the docking
* area of KDE or GNOME is delegated to windows/x11drv/wnd.c,
* X11DRV_WND_DockWindow.
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "config.h"
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#include <stdarg.h>
#include <stdlib.h>
#include <string.h>
#include "windef.h"
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#include "winbase.h"
#include "winnls.h"
#include "wingdi.h"
#include "winuser.h"
#include "shlobj.h"
#include "shellapi.h"
#include "shell32_main.h"
#include "commctrl.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(shell);
typedef struct SystrayItem {
HWND hWnd;
HWND hWndToolTip;
NOTIFYICONDATAA notifyIcon;
struct SystrayItem *nextTrayItem;
} SystrayItem;
static SystrayItem *systray=NULL;
static int firstSystray=TRUE; /* defer creation of window class until first systray item is created */
static BOOL SYSTRAY_Delete(PNOTIFYICONDATAA pnid);
#define ICON_SIZE GetSystemMetrics(SM_CXSMICON)
/* space around icon (forces icon to center of KDE systray area) */
#define ICON_BORDER 4
static BOOL SYSTRAY_ItemIsEqual(PNOTIFYICONDATAA pnid1, PNOTIFYICONDATAA pnid2)
{
if (pnid1->hWnd != pnid2->hWnd) return FALSE;
if (pnid1->uID != pnid2->uID) return FALSE;
return TRUE;
}
static LRESULT CALLBACK SYSTRAY_WndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
HDC hdc;
PAINTSTRUCT ps;
switch (message) {
case WM_PAINT:
{
RECT rc;
SystrayItem *ptrayItem = systray;
while (ptrayItem) {
if (ptrayItem->hWnd==hWnd) {
if (ptrayItem->notifyIcon.hIcon) {
hdc = BeginPaint(hWnd, &ps);
GetClientRect(hWnd, &rc);
if (!DrawIconEx(hdc, rc.left+ICON_BORDER, rc.top+ICON_BORDER, ptrayItem->notifyIcon.hIcon,
ICON_SIZE, ICON_SIZE, 0, 0, DI_DEFAULTSIZE|DI_NORMAL)) {
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ERR("Paint(SystrayWindow %p) failed -> removing SystrayItem %p\n", hWnd, ptrayItem);
SYSTRAY_Delete(&ptrayItem->notifyIcon);
}
}
break;
}
ptrayItem = ptrayItem->nextTrayItem;
}
EndPaint(hWnd, &ps);
}
break;
case WM_MOUSEMOVE:
case WM_LBUTTONDOWN:
case WM_LBUTTONUP:
case WM_RBUTTONDOWN:
case WM_RBUTTONUP:
case WM_MBUTTONDOWN:
case WM_MBUTTONUP:
{
MSG msg;
SystrayItem *ptrayItem = systray;
while ( ptrayItem ) {
if (ptrayItem->hWnd == hWnd) {
msg.hwnd=hWnd;
msg.message=message;
msg.wParam=wParam;
msg.lParam=lParam;
msg.time = GetMessageTime ();
msg.pt.x = LOWORD(GetMessagePos ());
msg.pt.y = HIWORD(GetMessagePos ());
SendMessageA(ptrayItem->hWndToolTip, TTM_RELAYEVENT, 0, (LPARAM)&msg);
}
ptrayItem = ptrayItem->nextTrayItem;
}
}
/* fall through */
case WM_LBUTTONDBLCLK:
case WM_RBUTTONDBLCLK:
case WM_MBUTTONDBLCLK:
{
SystrayItem *ptrayItem = systray;
while (ptrayItem) {
if (ptrayItem->hWnd == hWnd) {
if (ptrayItem->notifyIcon.hWnd && ptrayItem->notifyIcon.uCallbackMessage) {
if (!PostMessageA(ptrayItem->notifyIcon.hWnd, ptrayItem->notifyIcon.uCallbackMessage,
(WPARAM)ptrayItem->notifyIcon.uID, (LPARAM)message)) {
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ERR("PostMessage(SystrayWindow %p) failed -> removing SystrayItem %p\n", hWnd, ptrayItem);
SYSTRAY_Delete(&ptrayItem->notifyIcon);
}
}
break;
}
ptrayItem = ptrayItem->nextTrayItem;
}
}
break;
default:
return (DefWindowProcA(hWnd, message, wParam, lParam));
}
return (0);
}
BOOL SYSTRAY_RegisterClass(void)
{
WNDCLASSA wc;
wc.style = CS_SAVEBITS|CS_DBLCLKS;
wc.lpfnWndProc = (WNDPROC)SYSTRAY_WndProc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = 0;
wc.hIcon = 0;
wc.hCursor = LoadCursorA(0, IDC_ARROWA);
wc.hbrBackground = (HBRUSH)(COLOR_WINDOW);
wc.lpszMenuName = NULL;
wc.lpszClassName = "WineSystray";
if (!RegisterClassA(&wc)) {
ERR("RegisterClass(WineSystray) failed\n");
return FALSE;
}
return TRUE;
}
BOOL SYSTRAY_ItemInit(SystrayItem *ptrayItem)
{
RECT rect;
/* Register the class if this is our first tray item. */
if ( firstSystray ) {
firstSystray = FALSE;
if ( !SYSTRAY_RegisterClass() ) {
ERR( "RegisterClass(WineSystray) failed\n" );
return FALSE;
}
}
/* Initialize the window size. */
rect.left = 0;
rect.top = 0;
rect.right = ICON_SIZE+2*ICON_BORDER;
rect.bottom = ICON_SIZE+2*ICON_BORDER;
ZeroMemory( ptrayItem, sizeof(SystrayItem) );
/* Create tray window for icon. */
ptrayItem->hWnd = CreateWindowExA( WS_EX_TRAYWINDOW,
"WineSystray", "Wine-Systray",
WS_VISIBLE,
CW_USEDEFAULT, CW_USEDEFAULT,
rect.right-rect.left, rect.bottom-rect.top,
0, 0, 0, 0 );
if ( !ptrayItem->hWnd ) {
ERR( "CreateWindow(WineSystray) failed\n" );
return FALSE;
}
/* Create tooltip for icon. */
ptrayItem->hWndToolTip = CreateWindowA( TOOLTIPS_CLASSA,NULL,TTS_ALWAYSTIP,
CW_USEDEFAULT, CW_USEDEFAULT,
CW_USEDEFAULT, CW_USEDEFAULT,
ptrayItem->hWnd, 0, 0, 0 );
if ( !ptrayItem->hWndToolTip ) {
ERR( "CreateWindow(TOOLTIP) failed\n" );
return FALSE;
}
return TRUE;
}
static void SYSTRAY_ItemTerm(SystrayItem *ptrayItem)
{
if(ptrayItem->notifyIcon.hIcon)
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DestroyIcon(ptrayItem->notifyIcon.hIcon);
if(ptrayItem->hWndToolTip)
DestroyWindow(ptrayItem->hWndToolTip);
if(ptrayItem->hWnd)
DestroyWindow(ptrayItem->hWnd);
return;
}
void SYSTRAY_ItemSetMessage(SystrayItem *ptrayItem, UINT uCallbackMessage)
{
ptrayItem->notifyIcon.uCallbackMessage = uCallbackMessage;
}
void SYSTRAY_ItemSetIcon(SystrayItem *ptrayItem, HICON hIcon)
{
ptrayItem->notifyIcon.hIcon = CopyIcon(hIcon);
InvalidateRect(ptrayItem->hWnd, NULL, TRUE);
}
void SYSTRAY_ItemSetTip(SystrayItem *ptrayItem, CHAR* szTip, int modify)
{
TTTOOLINFOA ti;
strncpy(ptrayItem->notifyIcon.szTip, szTip, sizeof(ptrayItem->notifyIcon.szTip));
ptrayItem->notifyIcon.szTip[sizeof(ptrayItem->notifyIcon.szTip)-1]=0;
ti.cbSize = sizeof(TTTOOLINFOA);
ti.uFlags = 0;
ti.hwnd = ptrayItem->hWnd;
ti.hinst = 0;
ti.uId = 0;
ti.lpszText = ptrayItem->notifyIcon.szTip;
ti.rect.left = 0;
ti.rect.top = 0;
ti.rect.right = ICON_SIZE+2*ICON_BORDER;
ti.rect.bottom = ICON_SIZE+2*ICON_BORDER;
if(modify)
SendMessageA(ptrayItem->hWndToolTip, TTM_UPDATETIPTEXTA, 0, (LPARAM)&ti);
else
SendMessageA(ptrayItem->hWndToolTip, TTM_ADDTOOLA, 0, (LPARAM)&ti);
}
static BOOL SYSTRAY_Add(PNOTIFYICONDATAA pnid)
{
SystrayItem **ptrayItem = &systray;
/* Find last element. */
while( *ptrayItem ) {
if ( SYSTRAY_ItemIsEqual(pnid, &(*ptrayItem)->notifyIcon) )
return FALSE;
ptrayItem = &((*ptrayItem)->nextTrayItem);
}
/* Allocate SystrayItem for element and add to end of list. */
(*ptrayItem) = ( SystrayItem *)malloc( sizeof(SystrayItem) );
/* Initialize and set data for the tray element. */
SYSTRAY_ItemInit( (*ptrayItem) );
(*ptrayItem)->notifyIcon.uID = pnid->uID; /* only needed for callback message */
(*ptrayItem)->notifyIcon.hWnd = pnid->hWnd; /* only needed for callback message */
SYSTRAY_ItemSetIcon (*ptrayItem, (pnid->uFlags&NIF_ICON) ?pnid->hIcon :0);
SYSTRAY_ItemSetMessage(*ptrayItem, (pnid->uFlags&NIF_MESSAGE)?pnid->uCallbackMessage:0);
SYSTRAY_ItemSetTip (*ptrayItem, (pnid->uFlags&NIF_TIP) ?pnid->szTip :"", FALSE);
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TRACE("%p: %p %s\n", (*ptrayItem), (*ptrayItem)->notifyIcon.hWnd,
(*ptrayItem)->notifyIcon.szTip);
return TRUE;
}
static BOOL SYSTRAY_Modify(PNOTIFYICONDATAA pnid)
{
SystrayItem *ptrayItem = systray;
while ( ptrayItem ) {
if ( SYSTRAY_ItemIsEqual(pnid, &ptrayItem->notifyIcon) ) {
if (pnid->uFlags & NIF_ICON)
SYSTRAY_ItemSetIcon(ptrayItem, pnid->hIcon);
if (pnid->uFlags & NIF_MESSAGE)
SYSTRAY_ItemSetMessage(ptrayItem, pnid->uCallbackMessage);
if (pnid->uFlags & NIF_TIP)
SYSTRAY_ItemSetTip(ptrayItem, pnid->szTip, TRUE);
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TRACE("%p: %p %s\n", ptrayItem, ptrayItem->notifyIcon.hWnd, ptrayItem->notifyIcon.szTip);
return TRUE;
}
ptrayItem = ptrayItem->nextTrayItem;
}
return FALSE; /* not found */
}
static BOOL SYSTRAY_Delete(PNOTIFYICONDATAA pnid)
{
SystrayItem **ptrayItem = &systray;
while (*ptrayItem) {
if (SYSTRAY_ItemIsEqual(pnid, &(*ptrayItem)->notifyIcon)) {
SystrayItem *next = (*ptrayItem)->nextTrayItem;
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TRACE("%p: %p %s\n", *ptrayItem, (*ptrayItem)->notifyIcon.hWnd, (*ptrayItem)->notifyIcon.szTip);
SYSTRAY_ItemTerm(*ptrayItem);
free(*ptrayItem);
*ptrayItem = next;
return TRUE;
}
ptrayItem = &((*ptrayItem)->nextTrayItem);
}
return FALSE; /* not found */
}
/*************************************************************************
*
*/
BOOL SYSTRAY_Init(void)
{
return TRUE;
}
/*************************************************************************
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* Shell_NotifyIcon [SHELL32.296]
* Shell_NotifyIconA [SHELL32.297]
*/
BOOL WINAPI Shell_NotifyIconA(DWORD dwMessage, PNOTIFYICONDATAA pnid )
{
BOOL flag=FALSE;
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TRACE("enter %p %d %ld\n", pnid->hWnd, pnid->uID, dwMessage);
switch(dwMessage) {
case NIM_ADD:
flag = SYSTRAY_Add(pnid);
break;
case NIM_MODIFY:
flag = SYSTRAY_Modify(pnid);
break;
case NIM_DELETE:
flag = SYSTRAY_Delete(pnid);
break;
}
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TRACE("leave %p %d %ld=%d\n", pnid->hWnd, pnid->uID, dwMessage, flag);
return flag;
}
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/*************************************************************************
* Shell_NotifyIconW [SHELL32.298]
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*/
BOOL WINAPI Shell_NotifyIconW (DWORD dwMessage, PNOTIFYICONDATAW pnid )
{
BOOL ret;
PNOTIFYICONDATAA p = HeapAlloc(GetProcessHeap(),0,sizeof(NOTIFYICONDATAA));
memcpy(p, pnid, sizeof(NOTIFYICONDATAA));
WideCharToMultiByte( CP_ACP, 0, pnid->szTip, -1, p->szTip, sizeof(p->szTip), NULL, NULL );
p->szTip[sizeof(p->szTip)-1] = 0;
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ret = Shell_NotifyIconA(dwMessage, p );
HeapFree(GetProcessHeap(),0,p);
return ret;
}