src/SystemTray.cc (raw)
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// SystemTray.cc // Copyright (c) 2003 Henrik Kinnunen (fluxgen at users.sourceforge.net) // // Permission is hereby granted, free of charge, to any person obtaining a // copy of this software and associated documentation files (the "Software"), // to deal in the Software without restriction, including without limitation // the rights to use, copy, modify, merge, publish, distribute, sublicense, // and/or sell copies of the Software, and to permit persons to whom the // Software is furnished to do so, subject to the following conditions: // // The above copyright notice and this permission notice shall be included in // all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER // DEALINGS IN THE SOFTWARE. // $Id: SystemTray.cc,v 1.6 2004/01/21 13:35:10 fluxgen Exp $ #include "SystemTray.hh" #include "FbTk/EventManager.hh" #include "AtomHandler.hh" #include "fluxbox.hh" #include <X11/Xutil.h> #include <string> using namespace std; /// helper class for tray windows, so we dont call XDestroyWindow class TrayWindow: public FbTk::FbWindow { public: TrayWindow(Window win):FbTk::FbWindow(win) { } }; /// handles clientmessage event and notifies systemtray class SystemTrayHandler: public AtomHandler { public: SystemTrayHandler(SystemTray &tray):m_tray(tray) { } // client message is the only thing we care about bool checkClientMessage(const XClientMessageEvent &ce, BScreen * screen, WinClient * const winclient) { return m_tray.clientMessage(ce); } void initForScreen(BScreen &screen) { }; void setupFrame(FluxboxWindow &win) { }; void setupClient(WinClient &winclient) { }; void updateWorkarea(BScreen &) { } void updateFocusedWindow(BScreen &, Window) { } void updateClientList(BScreen &screen) { }; void updateWorkspaceNames(BScreen &screen) { }; void updateCurrentWorkspace(BScreen &screen) { }; void updateWorkspaceCount(BScreen &screen) { }; void updateFrameClose(FluxboxWindow &win) { }; void updateClientClose(WinClient &winclient) { }; void updateWorkspace(FluxboxWindow &win) { }; void updateState(FluxboxWindow &win) { }; void updateHints(FluxboxWindow &win) { }; void updateLayer(FluxboxWindow &win) { }; virtual bool propertyNotify(WinClient &winclient, Atom the_property) { return false; } private: SystemTray &m_tray; }; SystemTray::SystemTray(const FbTk::FbWindow &parent): ToolbarItem(ToolbarItem::FIXED), m_window(parent, 0, 0, 1, 1, ExposureMask | ButtonPressMask | ButtonReleaseMask | SubstructureNotifyMask | SubstructureRedirectMask) { FbTk::EventManager::instance()->add(*this, m_window); // setup atom name to _NET_SYSTEM_TRAY_S<screen number> char intbuff[16]; sprintf(intbuff, "%d", m_window.screenNumber()); std::string atom_name("_NET_SYSTEM_TRAY_S"); atom_name += intbuff; // append number Display *disp = FbTk::App::instance()->display(); // get selection owner and see if it's free Atom tray_atom = XInternAtom(disp, atom_name.c_str(), False); Window owner = XGetSelectionOwner(disp, tray_atom); if (owner != 0) return; // the're can't be more than one owner // ok, it was free. Lets set owner #ifdef DEBUG cerr<<__FILE__<<"("<<__FUNCTION__<<"): SETTING OWNER!"<<endl; #endif // DEBUG // set owner XSetSelectionOwner(disp, tray_atom, m_window.window(), CurrentTime); m_handler.reset(new SystemTrayHandler(*this)); Fluxbox::instance()->addAtomHandler(m_handler.get()); Window root_window = RootWindow(disp, m_window.screenNumber()); // send selection owner msg XEvent ce; ce.xclient.type = ClientMessage; ce.xclient.message_type = XInternAtom(disp, "MANAGER", False); ce.xclient.display = disp; ce.xclient.window = root_window; ce.xclient.format = 32; ce.xclient.data.l[0] = CurrentTime; // timestamp ce.xclient.data.l[1] = tray_atom; // manager selection atom ce.xclient.data.l[2] = m_window.window(); // the window owning the selection ce.xclient.data.l[3] = 0l; // selection specific data ce.xclient.data.l[4] = 0l; // selection specific data XSendEvent(disp, root_window, false, StructureNotifyMask, &ce); } SystemTray::~SystemTray() { // remove us, else fluxbox might delete the memory too Fluxbox::instance()->removeAtomHandler(m_handler.get()); removeAllClients(); } void SystemTray::move(int x, int y) { m_window.move(x, y); } void SystemTray::resize(unsigned int width, unsigned int height) { if (width != m_window.width() || height != m_window.height()) { m_window.resize(SystemTray::width(), height); rearrangeClients(); } } void SystemTray::moveResize(int x, int y, unsigned int width, unsigned int height) { move(x, y); resize(width, height); } void SystemTray::hide() { m_window.hide(); } void SystemTray::show() { m_window.show(); } unsigned int SystemTray::width() const { return m_clients.size()*height(); } unsigned int SystemTray::height() const { return m_window.height(); } unsigned int SystemTray::borderWidth() const { return m_window.borderWidth(); } bool SystemTray::clientMessage(const XClientMessageEvent &event) { static const int SYSTEM_TRAY_REQUEST_DOCK = 0; // static const int SYSTEM_TRAY_BEGIN_MESSAGE = 1; // static const int SYSTEM_TRAY_CANCEL_MESSAGE = 2; if (event.message_type == XInternAtom(FbTk::App::instance()->display(), "_NET_SYSTEM_TRAY_OPCODE", False)) { int type = event.data.l[1]; if (type == SYSTEM_TRAY_REQUEST_DOCK) { addClient(event.data.l[2]); } /* else if (type == SYSTEM_TRAY_BEGIN_MESSAGE) cerr<<"BEGIN MESSAGE"<<endl; else if (type == SYSTEM_TRAY_CANCEL_MESSAGE) cerr<<"CANCEL MESSAGE"<<endl; */ return true; } return false; } SystemTray::ClientList::iterator SystemTray::findClient(Window win) { ClientList::iterator it = m_clients.begin(); ClientList::iterator it_end = m_clients.end(); for (; it != it_end; ++it) { if ((*it)->window() == win) break; } return it; } void SystemTray::addClient(Window win) { if (win == 0) return; ClientList::iterator it = findClient(win); if (it != m_clients.end()) return; #ifdef DEBUG cerr<<__FILE__<<"("<<__FUNCTION__<<"): 0x"<<hex<<win<<dec<<endl; #endif // DEBUG if (m_clients.empty()) show(); FbTk::FbWindow *traywin = new TrayWindow(win); m_clients.push_back(traywin); FbTk::EventManager::instance()->add(*this, win); FbTk::EventManager::instance()->addParent(*this, window()); XChangeSaveSet(FbTk::App::instance()->display(), win, SetModeInsert); traywin->reparent(m_window, 0, 0); traywin->show(); resize(width(), m_clients.size()*height()); rearrangeClients(); } void SystemTray::removeClient(Window win) { ClientList::iterator tray_it = findClient(win); if (tray_it == m_clients.end()) return; #ifdef DEBUG cerr<<__FILE__<<"("<<__FUNCTION__<<"): 0x"<<hex<<win<<dec<<endl; #endif // DEBUG FbTk::FbWindow *traywin = *tray_it; m_clients.erase(tray_it); delete traywin; resize(width(), height()); rearrangeClients(); if (m_clients.empty()) { // so we send configurenotify signal to parent m_window.resize(1, 1); hide(); } } void SystemTray::exposeEvent(XExposeEvent &event) { m_window.clear(); } void SystemTray::handleEvent(XEvent &event) { if (event.type == DestroyNotify) { removeClient(event.xdestroywindow.window); } else if (event.type == ConfigureNotify) { // we got configurenotify from an client // check and see if we need to update it's size ClientList::iterator it = findClient(event.xconfigure.window); if (it != m_clients.end()) { if (static_cast<unsigned int>(event.xconfigure.width) != (*it)->width() || static_cast<unsigned int>(event.xconfigure.height) != (*it)->height()) (*it)->resize((*it)->width(), (*it)->height()); } } } void SystemTray::rearrangeClients() { // move and resize clients ClientList::iterator client_it = m_clients.begin(); ClientList::iterator client_it_end = m_clients.end(); int next_x = 0; for (; client_it != client_it_end; ++client_it, next_x += height()) { (*client_it)->moveResize(next_x, 0, height(), height()); #ifdef DEBUG cerr<<__FILE__<<"("<<__FUNCTION__<<"): "<<(*client_it)->width()<<", "<<(*client_it)->height()<<endl; #endif // DEBUG } } void SystemTray::removeAllClients() { while (!m_clients.empty()) { m_clients.back()->hide(); delete m_clients.back(); m_clients.pop_back(); } } |