/* * 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 BALLOON_SHOW_MIN_TIMEOUT 10000 #define BALLOON_SHOW_MAX_TIMEOUT 30000 /* 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; } /* create tooltip window for icon */ static void create_tooltip(struct tray_icon *icon) { static BOOL tooltips_initialized = FALSE; if (!tooltips_initialized) { INITCOMMONCONTROLSEX init_tooltip; init_tooltip.dwSize = sizeof(INITCOMMONCONTROLSEX); init_tooltip.dwICC = ICC_TAB_CLASSES; InitCommonControlsEx(&init_tooltip); tooltips_initialized = TRUE; } if (icon->info_title[0] != 0) { icon->tooltip = CreateWindowExW( WS_EX_TOPMOST, TOOLTIPS_CLASSW, NULL, WS_POPUP | TTS_ALWAYSTIP | TTS_BALLOON, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT, icon->window, NULL, NULL, NULL); } else { 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); } } /* 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_CLOSE: ShowWindow( hwnd, SW_HIDE ); 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, 1, 1000, 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_TIMER: if (!IsWindow( icon->owner )) delete_icon( icon ); 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 ); 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 ); 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; } 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; }