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// Copyright (c) 2003 - 2005 Henrik Kinnunen (fluxgen at fluxbox dot org)
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the "Software"),
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// to deal in the Software without restriction, including without limitation
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// the rights to use, copy, modify, merge, publish, distribute, sublicense,
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// and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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// $Id: SystemTray.cc 4023 2005-05-17 11:24:50Z simonb $
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#include "SystemTray.hh"
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#include "FbTk/EventManager.hh"
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#include "FbTk/ImageControl.hh"
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#include "AtomHandler.hh"
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#include "WinClient.hh"
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#include <X11/Xutil.h>
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#include <X11/Xatom.h>
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/// helper class for tray windows, so we dont call XDestroyWindow
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class TrayWindow: public FbTk::FbWindow {
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TrayWindow(Window win):FbTk::FbWindow(win) { }
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/// handles clientmessage event and notifies systemtray
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class SystemTrayHandler: public AtomHandler {
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SystemTrayHandler(SystemTray &tray):m_tray(tray) {
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// client message is the only thing we care about
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bool checkClientMessage(const XClientMessageEvent &ce,
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BScreen * screen, WinClient * const winclient) {
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// must be on the same screen
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if ((screen && screen->screenNumber() != m_tray.window().screenNumber()) ||
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(winclient && winclient->screenNumber() != m_tray.window().screenNumber()) )
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return m_tray.clientMessage(ce);
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void initForScreen(BScreen &screen) { };
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void setupFrame(FluxboxWindow &win) { };
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void setupClient(WinClient &winclient) {
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// must be on the same screen
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if (winclient.screenNumber() != m_tray.window().screenNumber())
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// we dont want a managed window
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if (winclient.fbwindow() != 0)
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// if not kde dockapp...
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if (!winclient.screen().isKdeDockapp(winclient.window()))
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// if not our screen...
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if (winclient.screenNumber() != m_tray.window().screenNumber())
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winclient.setEventMask(StructureNotifyMask |
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SubstructureNotifyMask | EnterWindowMask);
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m_tray.addClient(winclient.window());
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void updateWorkarea(BScreen &) { }
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void updateFocusedWindow(BScreen &, Window) { }
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void updateClientList(BScreen &screen) { };
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void updateWorkspaceNames(BScreen &screen) { };
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void updateCurrentWorkspace(BScreen &screen) { };
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void updateWorkspaceCount(BScreen &screen) { };
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void updateFrameClose(FluxboxWindow &win) { };
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void updateClientClose(WinClient &winclient) { };
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void updateWorkspace(FluxboxWindow &win) { };
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void updateState(FluxboxWindow &win) { };
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void updateHints(FluxboxWindow &win) { };
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void updateLayer(FluxboxWindow &win) { };
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virtual bool propertyNotify(WinClient &winclient, Atom the_property) { return false; }
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SystemTray::SystemTray(const FbTk::FbWindow& parent, ButtonTheme& theme, BScreen& screen):
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ToolbarItem(ToolbarItem::FIXED),
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m_window(parent, 0, 0, 1, 1, ExposureMask | ButtonPressMask | ButtonReleaseMask |
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SubstructureNotifyMask | SubstructureRedirectMask),
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FbTk::EventManager::instance()->add(*this, m_window);
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m_theme.reconfigSig().attach(this);
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Fluxbox* fluxbox = Fluxbox::instance();
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Display *disp = fluxbox->display();
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// setup atom name to _NET_SYSTEM_TRAY_S<screen number>
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sprintf(intbuff, "%d", m_window.screenNumber());
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std::string atom_name("_NET_SYSTEM_TRAY_S");
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atom_name += intbuff; // append number
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// get selection owner and see if it's free
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Atom tray_atom = XInternAtom(disp, atom_name.c_str(), False);
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Window owner = XGetSelectionOwner(disp, tray_atom);
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cerr<<__FILE__<<"(SystemTray(const FbTk::FbWindow)): can't set owner!"<<endl;
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return; // the're can't be more than one owner
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// ok, it was free. Lets set owner
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cerr<<__FILE__<<"(SystemTray(const FbTk::FbWindow)): SETTING OWNER!"<<endl;
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XSetSelectionOwner(disp, tray_atom, m_window.window(), CurrentTime);
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m_handler.reset(new SystemTrayHandler(*this));
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fluxbox->addAtomHandler(m_handler.get(), atom_name);
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// send selection owner msg
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Window root_window = m_screen.rootWindow().window();
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ce.xclient.type = ClientMessage;
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ce.xclient.message_type = XInternAtom(disp, "MANAGER", False);
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ce.xclient.display = disp;
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ce.xclient.window = root_window;
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ce.xclient.format = 32;
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ce.xclient.data.l[0] = CurrentTime; // timestamp
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ce.xclient.data.l[1] = tray_atom; // manager selection atom
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ce.xclient.data.l[2] = m_window.window(); // the window owning the selection
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ce.xclient.data.l[3] = 0l; // selection specific data
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ce.xclient.data.l[4] = 0l; // selection specific data
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XSendEvent(disp, root_window, false, StructureNotifyMask, &ce);
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SystemTray::~SystemTray() {
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// remove us, else fluxbox might delete the memory too
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Fluxbox::instance()->removeAtomHandler(m_handler.get());
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m_screen.imageControl().removeImage(m_pixmap);
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// ~FbWindow cleans EventManager
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void SystemTray::move(int x, int y) {
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void SystemTray::resize(unsigned int width, unsigned int height) {
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if (width != m_window.width() ||
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height != m_window.height()) {
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m_window.resize(width, height);
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if (!m_clients.empty()) {
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resizeSig().notify();
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void SystemTray::moveResize(int x, int y,
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unsigned int width, unsigned int height) {
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if (width != m_window.width() ||
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height != m_window.height()) {
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m_window.moveResize(x, y, width, height);
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if (!m_clients.empty()) {
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resizeSig().notify();
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void SystemTray::hide() {
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void SystemTray::show() {
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unsigned int SystemTray::width() const {
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return m_clients.size()* (height() - 2 * m_theme.border().width());
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unsigned int SystemTray::height() const {
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return m_window.height();
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unsigned int SystemTray::borderWidth() const {
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return m_window.borderWidth();
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bool SystemTray::clientMessage(const XClientMessageEvent &event) {
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static const int SYSTEM_TRAY_REQUEST_DOCK = 0;
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// static const int SYSTEM_TRAY_BEGIN_MESSAGE = 1;
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// static const int SYSTEM_TRAY_CANCEL_MESSAGE = 2;
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if (event.message_type ==
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XInternAtom(FbTk::App::instance()->display(), "_NET_SYSTEM_TRAY_OPCODE", False)) {
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int type = event.data.l[1];
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if (type == SYSTEM_TRAY_REQUEST_DOCK) {
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cerr<<"SystemTray::clientMessage(const XClientMessageEvent): SYSTEM_TRAY_REQUEST_DOCK"<<endl;
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cerr<<"window = event.data.l[2] = "<<event.data.l[2]<<endl;
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addClient(event.data.l[2]);
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else if (type == SYSTEM_TRAY_BEGIN_MESSAGE)
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cerr<<"BEGIN MESSAGE"<<endl;
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else if (type == SYSTEM_TRAY_CANCEL_MESSAGE)
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cerr<<"CANCEL MESSAGE"<<endl;
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SystemTray::ClientList::iterator SystemTray::findClient(Window win) {
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ClientList::iterator it = m_clients.begin();
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ClientList::iterator it_end = m_clients.end();
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for (; it != it_end; ++it) {
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if ((*it)->window() == win)
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void SystemTray::addClient(Window win) {
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ClientList::iterator it = findClient(win);
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if (it != m_clients.end())
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// make sure we have the same screen number
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XWindowAttributes attr;
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if (XGetWindowAttributes(FbTk::App::instance()->display(),
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XScreenNumberOfScreen(attr.screen) != window().screenNumber()) {
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FbTk::FbWindow *traywin = new TrayWindow(win);
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cerr<<"SystemTray::addClient(Window): 0x"<<hex<<win<<dec<<endl;
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if (m_clients.empty())
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m_clients.push_back(traywin);
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FbTk::EventManager::instance()->add(*this, win);
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FbTk::EventManager::instance()->addParent(*this, window());
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XChangeSaveSet(FbTk::App::instance()->display(), win, SetModeInsert);
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traywin->reparent(m_window, 0, 0);
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cerr<<"SystemTray: number of clients = "<<m_clients.size()<<endl;
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void SystemTray::removeClient(Window win) {
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ClientList::iterator tray_it = findClient(win);
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if (tray_it == m_clients.end())
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cerr<<__FILE__<<"(SystemTray::removeClient(Window)): 0x"<<hex<<win<<dec<<endl;
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FbTk::FbWindow *traywin = *tray_it;
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m_clients.erase(tray_it);
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resize(width(), height());
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if (m_clients.empty()) {
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// so we send notify signal to parent
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resizeSig().notify();
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void SystemTray::exposeEvent(XExposeEvent &event) {
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void SystemTray::handleEvent(XEvent &event) {
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if (event.type == DestroyNotify) {
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removeClient(event.xdestroywindow.window);
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} else if (event.type == UnmapNotify && event.xany.send_event) {
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// we ignore server-generated events, which can occur
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// on restart. The ICCCM says that a client must send
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// a synthetic event for the withdrawn state
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removeClient(event.xunmap.window);
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} else if (event.type == ConfigureNotify) {
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// we got configurenotify from an client
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// check and see if we need to update it's size
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// and we must reposition and resize them to fit
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ClientList::iterator it = findClient(event.xconfigure.window);
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if (it != m_clients.end()) {
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if (static_cast<unsigned int>(event.xconfigure.width) != (*it)->width() ||
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static_cast<unsigned int>(event.xconfigure.height) != (*it)->height()) {
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// the position might differ so we update from our local
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XMoveResizeWindow(FbTk::App::instance()->display(), (*it)->window(),
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(*it)->x(), (*it)->y(),
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(*it)->width(), (*it)->height());
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// this was why gaim wasn't centring the icon
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(*it)->sendConfigureNotify(0, 0, (*it)->width(), (*it)->height());
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// so toolbar know that we changed size
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resizeSig().notify();
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void SystemTray::rearrangeClients() {
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const unsigned int h = height();
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const unsigned int bw = m_theme.border().width();
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int final_size = m_clients.size()*h + bw;
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resize(final_size, h);
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// move and resize clients
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ClientList::iterator client_it = m_clients.begin();
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ClientList::iterator client_it_end = m_clients.end();
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for (; client_it != client_it_end;
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++client_it, next_x += h+bw) {
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(*client_it)->moveResize(next_x, bw, h, h);
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(*client_it)->sendConfigureNotify(next_x, bw, h, h);
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client_it = m_clients.begin();
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void SystemTray::removeAllClients() {
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BScreen *screen = Fluxbox::instance()->findScreen(window().screenNumber());
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while (!m_clients.empty()) {
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m_clients.back()->reparent(screen->rootWindow(), 0, 0);
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m_clients.back()->hide();
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delete m_clients.back();
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m_clients.pop_back();
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void SystemTray::update(FbTk::Subject* subject) {
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if (!m_theme.texture().usePixmap()) {
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m_window.setBackgroundColor(m_theme.texture().color());
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m_screen.imageControl().removeImage(m_pixmap);
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m_pixmap = m_screen.imageControl().renderImage(width(), height(),
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m_window.setBackgroundPixmap(m_pixmap);
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// "themereconfigure"
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ClientList::iterator client_it = m_clients.begin();
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ClientList::iterator client_it_end = m_clients.end();
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const unsigned int h = height();
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const unsigned int b = m_theme.border().width();
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for (; client_it != client_it_end;
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++client_it, next_x += h - 2 * b) {
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// maybe not the best solution (yet), force a refresh of the
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// background of the client
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(*client_it)->hide();
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(*client_it)->show();
added
removed
src/SystemTray.cc
