427 lines
13 KiB
C
427 lines
13 KiB
C
/*
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* X11 system tray management
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*
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* Copyright (C) 2004 Mike Hearn, for CodeWeavers
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* Copyright (C) 2005 Robert Shearman
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* Copyright (C) 2008 Alexandre Julliard
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include "config.h"
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#include <assert.h>
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#include <stdarg.h>
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#include <stdlib.h>
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#include <stdio.h>
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#ifdef HAVE_UNISTD_H
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# include <unistd.h>
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#endif
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#include <X11/Xlib.h>
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#include "windef.h"
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#include "winbase.h"
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#include "wingdi.h"
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#include "winuser.h"
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#include "commctrl.h"
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#include "shellapi.h"
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#include "x11drv.h"
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#include "wine/list.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(systray);
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/* an individual systray icon */
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struct tray_icon
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{
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struct list entry;
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HICON image; /* the image to render */
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HWND owner; /* the HWND passed in to the Shell_NotifyIcon call */
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HWND window; /* the adaptor window */
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HWND tooltip; /* Icon tooltip */
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UINT id; /* the unique id given by the app */
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UINT callback_message;
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WCHAR tiptext[128]; /* Tooltip text. If empty => tooltip disabled */
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};
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static struct list icon_list = LIST_INIT( icon_list );
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static const WCHAR tray_classname[] = {'_','_','w','i','n','e','x','1','1','_','t','r','a','y','_','w','i','n','d','o','w',0};
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static BOOL delete_icon( struct tray_icon *icon );
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#define SYSTEM_TRAY_REQUEST_DOCK 0
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#define SYSTEM_TRAY_BEGIN_MESSAGE 1
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#define SYSTEM_TRAY_CANCEL_MESSAGE 2
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#define ICON_BORDER 2
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/* retrieves icon record by owner window and ID */
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static struct tray_icon *get_icon(HWND owner, UINT id)
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{
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struct tray_icon *this;
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LIST_FOR_EACH_ENTRY( this, &icon_list, struct tray_icon, entry )
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if ((this->id == id) && (this->owner == owner)) return this;
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return NULL;
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}
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/* create tooltip window for icon */
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static void create_tooltip(struct tray_icon *icon)
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{
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static BOOL tooltips_initialized = FALSE;
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if (!tooltips_initialized)
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{
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INITCOMMONCONTROLSEX init_tooltip;
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init_tooltip.dwSize = sizeof(INITCOMMONCONTROLSEX);
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init_tooltip.dwICC = ICC_TAB_CLASSES;
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InitCommonControlsEx(&init_tooltip);
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tooltips_initialized = TRUE;
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}
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icon->tooltip = CreateWindowExW( WS_EX_TOPMOST, TOOLTIPS_CLASSW, NULL,
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WS_POPUP | TTS_ALWAYSTIP,
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CW_USEDEFAULT, CW_USEDEFAULT,
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CW_USEDEFAULT, CW_USEDEFAULT,
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icon->window, NULL, NULL, NULL);
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if (icon->tooltip)
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{
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TTTOOLINFOW ti;
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ZeroMemory(&ti, sizeof(ti));
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ti.cbSize = sizeof(TTTOOLINFOW);
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ti.uFlags = TTF_SUBCLASS | TTF_IDISHWND;
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ti.hwnd = icon->window;
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ti.uId = (UINT_PTR)icon->window;
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ti.lpszText = icon->tiptext;
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SendMessageW(icon->tooltip, TTM_ADDTOOLW, 0, (LPARAM)&ti);
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}
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}
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/* synchronize tooltip text with tooltip window */
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static void update_tooltip_text(struct tray_icon *icon)
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{
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TTTOOLINFOW ti;
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ZeroMemory(&ti, sizeof(ti));
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ti.cbSize = sizeof(TTTOOLINFOW);
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ti.uFlags = TTF_SUBCLASS | TTF_IDISHWND;
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ti.hwnd = icon->window;
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ti.uId = (UINT_PTR)icon->window;
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ti.lpszText = icon->tiptext;
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SendMessageW(icon->tooltip, TTM_UPDATETIPTEXTW, 0, (LPARAM)&ti);
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}
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/* window procedure for the tray window */
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static LRESULT WINAPI tray_wndproc(HWND hwnd, UINT msg, WPARAM wparam, LPARAM lparam)
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{
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struct tray_icon *icon = NULL;
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BOOL ret;
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WINE_TRACE("hwnd=%p, msg=0x%x\n", hwnd, msg);
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/* set the icon data for the window from the data passed into CreateWindow */
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if (msg == WM_NCCREATE)
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SetWindowLongPtrW(hwnd, GWLP_USERDATA, (LPARAM)((const CREATESTRUCTW *)lparam)->lpCreateParams);
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icon = (struct tray_icon *) GetWindowLongPtrW(hwnd, GWLP_USERDATA);
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switch (msg)
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{
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case WM_PAINT:
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{
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PAINTSTRUCT ps;
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RECT rc;
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HDC hdc;
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int cx = GetSystemMetrics( SM_CXSMICON );
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int cy = GetSystemMetrics( SM_CYSMICON );
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hdc = BeginPaint(hwnd, &ps);
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GetClientRect(hwnd, &rc);
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TRACE("painting rect %s\n", wine_dbgstr_rect(&rc));
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DrawIconEx( hdc, (rc.left + rc.right - cx) / 2, (rc.top + rc.bottom - cy) / 2,
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icon->image, cx, cy, 0, 0, DI_DEFAULTSIZE|DI_NORMAL );
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EndPaint(hwnd, &ps);
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break;
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}
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case WM_MOUSEMOVE:
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case WM_LBUTTONDOWN:
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case WM_LBUTTONUP:
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case WM_RBUTTONDOWN:
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case WM_RBUTTONUP:
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case WM_MBUTTONDOWN:
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case WM_MBUTTONUP:
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case WM_LBUTTONDBLCLK:
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case WM_RBUTTONDBLCLK:
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case WM_MBUTTONDBLCLK:
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/* notify the owner hwnd of the message */
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TRACE("relaying 0x%x\n", msg);
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ret = PostMessageW(icon->owner, icon->callback_message, (WPARAM) icon->id, (LPARAM) msg);
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if (!ret && (GetLastError() == ERROR_INVALID_WINDOW_HANDLE))
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{
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WARN( "application window was destroyed, removing icon %u\n", icon->id );
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delete_icon( icon );
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}
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break;
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case WM_TIMER:
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if (!IsWindow( icon->owner )) delete_icon( icon );
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return 0;
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default:
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return DefWindowProcW(hwnd, msg, wparam, lparam);
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}
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return 0;
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}
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/* find the X11 window owner the system tray selection */
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static Window get_systray_selection_owner( Display *display )
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{
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static Atom systray_atom;
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Window ret;
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if (root_window != DefaultRootWindow( display )) return 0;
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wine_tsx11_lock();
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if (!systray_atom)
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{
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if (DefaultScreen( display ) == 0)
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systray_atom = x11drv_atom(_NET_SYSTEM_TRAY_S0);
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else
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{
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char systray_buffer[29]; /* strlen(_NET_SYSTEM_TRAY_S4294967295)+1 */
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sprintf( systray_buffer, "_NET_SYSTEM_TRAY_S%u", DefaultScreen( display ) );
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systray_atom = XInternAtom( display, systray_buffer, False );
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}
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}
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ret = XGetSelectionOwner( display, systray_atom );
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wine_tsx11_unlock();
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return ret;
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}
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/* dock the given X window with the NETWM system tray */
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static void dock_systray_window( HWND hwnd, Window systray_window )
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{
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Display *display = thread_display();
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struct x11drv_win_data *data;
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XEvent ev;
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XSetWindowAttributes attr;
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if (!(data = X11DRV_get_win_data( hwnd )) &&
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!(data = X11DRV_create_win_data( hwnd ))) return;
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TRACE( "icon window %p/%lx managed %u\n", data->hwnd, data->whole_window, data->managed );
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make_window_embedded( display, data );
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/* send the docking request message */
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ev.xclient.type = ClientMessage;
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ev.xclient.window = systray_window;
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ev.xclient.message_type = x11drv_atom( _NET_SYSTEM_TRAY_OPCODE );
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ev.xclient.format = 32;
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ev.xclient.data.l[0] = CurrentTime;
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ev.xclient.data.l[1] = SYSTEM_TRAY_REQUEST_DOCK;
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ev.xclient.data.l[2] = data->whole_window;
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ev.xclient.data.l[3] = 0;
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ev.xclient.data.l[4] = 0;
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wine_tsx11_lock();
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XSendEvent( display, systray_window, False, NoEventMask, &ev );
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attr.background_pixmap = ParentRelative;
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attr.bit_gravity = ForgetGravity;
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XChangeWindowAttributes( display, data->whole_window, CWBackPixmap | CWBitGravity, &attr );
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XChangeWindowAttributes( display, data->client_window, CWBackPixmap | CWBitGravity, &attr );
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wine_tsx11_unlock();
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}
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/* hide a tray icon */
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static BOOL hide_icon( struct tray_icon *icon )
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{
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TRACE( "id=0x%x, hwnd=%p\n", icon->id, icon->owner );
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if (!icon->window) return TRUE; /* already hidden */
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DestroyWindow(icon->window);
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DestroyWindow(icon->tooltip);
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icon->window = 0;
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icon->tooltip = 0;
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return TRUE;
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}
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/* make the icon visible */
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static BOOL show_icon( struct tray_icon *icon )
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{
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RECT rect;
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static BOOL class_registered;
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Window systray_window;
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TRACE( "id=0x%x, hwnd=%p\n", icon->id, icon->owner );
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if (icon->window) return TRUE; /* already shown */
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if (!class_registered)
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{
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WNDCLASSEXW class;
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ZeroMemory( &class, sizeof(class) );
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class.cbSize = sizeof(class);
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class.lpfnWndProc = tray_wndproc;
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class.hCursor = LoadCursorW( 0, (LPCWSTR)IDC_ARROW );
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class.lpszClassName = tray_classname;
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class.style = CS_HREDRAW | CS_VREDRAW | CS_DBLCLKS;
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if (!RegisterClassExW(&class) && GetLastError() != ERROR_CLASS_ALREADY_EXISTS)
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{
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WINE_ERR( "Could not register tray window class\n" );
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return FALSE;
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}
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class_registered = TRUE;
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}
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if (!(systray_window = get_systray_selection_owner( thread_display() ))) return FALSE;
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rect.left = 0;
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rect.top = 0;
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rect.right = GetSystemMetrics( SM_CXSMICON ) + 2*ICON_BORDER;
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rect.bottom = GetSystemMetrics( SM_CYSMICON ) + 2*ICON_BORDER;
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icon->window = CreateWindowExW( WS_EX_APPWINDOW, tray_classname, NULL, WS_CLIPSIBLINGS | WS_POPUP,
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CW_USEDEFAULT, CW_USEDEFAULT,
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rect.right - rect.left, rect.bottom - rect.top,
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NULL, NULL, NULL, icon );
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create_tooltip( icon );
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dock_systray_window( icon->window, systray_window );
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SetTimer( icon->window, 1, 1000, NULL );
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ShowWindow( icon->window, SW_SHOWNA );
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return TRUE;
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}
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/* Modifies an existing icon record */
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static BOOL modify_icon( struct tray_icon *icon, NOTIFYICONDATAW *nid )
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{
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TRACE( "id=0x%x hwnd=%p flags=%x\n", nid->uID, nid->hWnd, nid->uFlags );
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if ((nid->uFlags & NIF_STATE) && (nid->dwStateMask & NIS_HIDDEN))
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{
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if (nid->dwState & NIS_HIDDEN) hide_icon( icon );
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else show_icon( icon );
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}
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if (nid->uFlags & NIF_ICON)
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{
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if (icon->image) DestroyIcon(icon->image);
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icon->image = CopyIcon(nid->hIcon);
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if (icon->window)
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{
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struct x11drv_win_data *data = X11DRV_get_win_data( icon->window );
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if (data) XClearArea( gdi_display, data->client_window, 0, 0, 0, 0, True );
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}
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}
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if (nid->uFlags & NIF_MESSAGE)
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{
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icon->callback_message = nid->uCallbackMessage;
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}
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if (nid->uFlags & NIF_TIP)
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{
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lstrcpynW(icon->tiptext, nid->szTip, sizeof(icon->tiptext)/sizeof(WCHAR));
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if (icon->tooltip) update_tooltip_text(icon);
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}
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if (nid->uFlags & NIF_INFO && nid->cbSize >= NOTIFYICONDATAA_V2_SIZE)
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{
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FIXME("balloon tip title %s, message %s\n", wine_dbgstr_w(nid->szInfoTitle), wine_dbgstr_w(nid->szInfo));
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}
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return TRUE;
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}
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/* Adds a new icon record to the list */
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static BOOL add_icon(NOTIFYICONDATAW *nid)
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{
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struct tray_icon *icon;
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WINE_TRACE("id=0x%x, hwnd=%p\n", nid->uID, nid->hWnd);
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if ((icon = get_icon(nid->hWnd, nid->uID)))
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{
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WINE_WARN("duplicate tray icon add, buggy app?\n");
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return FALSE;
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}
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if (!(icon = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*icon))))
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{
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WINE_ERR("out of memory\n");
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return FALSE;
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}
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ZeroMemory(icon, sizeof(struct tray_icon));
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icon->id = nid->uID;
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icon->owner = nid->hWnd;
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list_add_tail(&icon_list, &icon->entry);
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/* if hidden state is specified, modify_icon will take care of it */
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if (!((nid->uFlags & NIF_STATE) && (nid->dwStateMask & NIS_HIDDEN)))
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show_icon( icon );
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return modify_icon( icon, nid );
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}
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/* delete tray icon window and icon structure */
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static BOOL delete_icon( struct tray_icon *icon )
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{
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hide_icon( icon );
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list_remove( &icon->entry );
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DestroyIcon( icon->image );
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HeapFree( GetProcessHeap(), 0, icon );
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return TRUE;
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}
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/***********************************************************************
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* wine_notify_icon (X11DRV.@)
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*
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* Driver-side implementation of Shell_NotifyIcon.
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*/
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BOOL wine_notify_icon( DWORD msg, NOTIFYICONDATAW *data )
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{
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BOOL ret = FALSE;
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struct tray_icon *icon;
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Window owner;
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switch (msg)
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{
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case NIM_ADD:
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if ((owner = get_systray_selection_owner( thread_display() ))) ret = add_icon( data );
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break;
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case NIM_DELETE:
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if ((icon = get_icon( data->hWnd, data->uID ))) ret = delete_icon( icon );
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break;
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case NIM_MODIFY:
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if ((icon = get_icon( data->hWnd, data->uID ))) ret = modify_icon( icon, data );
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break;
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default:
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FIXME( "unhandled tray message: %u\n", msg );
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break;
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}
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return ret;
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}
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