/***************************************************************** kwin - the KDE window manager Copyright (C) 1999, 2000 Matthias Ettrich ******************************************************************/ #include #include #include #include #include #include #include #include #include #include #include #include "workspace.h" #include "client.h" #include "atoms.h" #include #include #include #include #include #include extern Atom qt_wm_state; extern Time kwin_time; static bool resizeHorizontalDirectionFixed = FALSE; static bool resizeVerticalDirectionFixed = FALSE; static QRect* visible_bound = 0; void Client::drawbound( const QRect& geom ) { if ( visible_bound ) *visible_bound = geom; else visible_bound = new QRect( geom ); QPainter p ( workspace()->desktopWidget() ); p.setPen( QPen( Qt::white, 5 ) ); p.setRasterOp( Qt::XorROP ); p.drawRect( geom ); } void Client::clearbound() { if ( !visible_bound ) return; drawbound( *visible_bound ); delete visible_bound; visible_bound = 0; } void Client::updateShape() { if ( shape() ) XShapeCombineShape(qt_xdisplay(), winId(), ShapeBounding, windowWrapper()->x(), windowWrapper()->y(), window(), ShapeBounding, ShapeSet); else XShapeCombineMask( qt_xdisplay(), winId(), ShapeBounding, 0, 0, None, ShapeSet); } static void sendClientMessage(Window w, Atom a, long x){ XEvent ev; long mask; memset(&ev, 0, sizeof(ev)); ev.xclient.type = ClientMessage; ev.xclient.window = w; ev.xclient.message_type = a; ev.xclient.format = 32; ev.xclient.data.l[0] = x; ev.xclient.data.l[1] = kwin_time; mask = 0L; if (w == qt_xrootwin()) mask = SubstructureRedirectMask; /* magic! */ XSendEvent(qt_xdisplay(), w, False, mask, &ev); } /*! \class WindowWrapper client.h \brief The WindowWrapper class encapsulates a client's managed window. There's not much to know about this class, it's completley handled by the abstract class Client. You get access to the window wrapper with Client::windowWrapper(). The big advantage of WindowWrapper is, that you can use just like a normal QWidget, although it encapsulates an X window that belongs to another application. In particular, this means adding a client's windowWrapper() to a QLayout for the geometry management. See StdClient for an example on how to do this. */ WindowWrapper::WindowWrapper( WId w, Client *parent, const char* name) : QWidget( parent, name ) { win = w; setMouseTracking( TRUE ); setBackgroundColor( colorGroup().background() ); // we don't want the window to be destroyed when we are destroyed XAddToSaveSet(qt_xdisplay(), win ); // no need to be mapped at this point XUnmapWindow( qt_xdisplay(), win ); // set the border width to 0 XWindowChanges wc; wc.border_width = 0; XConfigureWindow( qt_xdisplay(), win, CWBorderWidth, &wc ); // overwrite Qt-defaults because we need SubstructureNotifyMask XSelectInput( qt_xdisplay(), winId(), KeyPressMask | KeyReleaseMask | ButtonPressMask | ButtonReleaseMask | KeymapStateMask | ButtonMotionMask | PointerMotionMask | // need this, too! EnterWindowMask | LeaveWindowMask | FocusChangeMask | ExposureMask | StructureNotifyMask | SubstructureRedirectMask | SubstructureNotifyMask ); XSelectInput( qt_xdisplay(), w, FocusChangeMask | PropertyChangeMask ); // install a passive grab to catch mouse button events XGrabButton(qt_xdisplay(), AnyButton, AnyModifier, winId(), FALSE, ButtonPressMask, GrabModeSync, GrabModeAsync, None, None ); reparented = FALSE; } WindowWrapper::~WindowWrapper() { releaseWindow(); } static void ungrabButton( WId winId, int modifier ) { XUngrabButton( qt_xdisplay(), AnyButton, modifier, winId ); XUngrabButton( qt_xdisplay(), AnyButton, modifier | LockMask, winId ); } /*! Called by the client to notify the window wrapper when activation state changes. Releases the passive grab for some modifier combinations when a window becomes active. This helps broken X programs that missinterpret LeaveNotify events in grab mode to work properly (Motif, AWT, Tk, ...) */ void WindowWrapper::setActive( bool active ) { if ( active ) { ungrabButton( winId(), None ); ungrabButton( winId(), ShiftMask ); ungrabButton( winId(), ControlMask ); ungrabButton( winId(), ControlMask | ShiftMask ); } else { XGrabButton(qt_xdisplay(), AnyButton, AnyModifier, winId(), FALSE, ButtonPressMask, GrabModeSync, GrabModeAsync, None, None ); } } QSize WindowWrapper::sizeHint() const { return size(); } QSizePolicy WindowWrapper::sizePolicy() const { return QSizePolicy( QSizePolicy::Preferred, QSizePolicy::Preferred ); } void WindowWrapper::resizeEvent( QResizeEvent * ) { if ( win && reparented ) { XMoveResizeWindow( qt_xdisplay(), win, 0, 0, width(), height() ); if ( ((Client*)parentWidget())->shape() ) ((Client*)parentWidget())->updateShape(); } } void WindowWrapper::showEvent( QShowEvent* ) { if ( win ) { if ( !reparented ) { // get the window. We do it this late in order to // guarantee that our geometry is final. This allows // toolkits to guess the proper frame geometry when // processing the ReparentNotify event from X. XReparentWindow( qt_xdisplay(), win, winId(), 0, 0 ); reparented = TRUE; } XMoveResizeWindow( qt_xdisplay(), win, 0, 0, width(), height() ); XMapRaised( qt_xdisplay(), win ); } } void WindowWrapper::hideEvent( QHideEvent* ) { if ( win ) XUnmapWindow( qt_xdisplay(), win ); } void WindowWrapper::invalidateWindow() { win = 0; } /*! Releases the window. The client has done its job and the window is still existing. */ void WindowWrapper::releaseWindow() { if ( win ) { if ( reparented ) { XReparentWindow( qt_xdisplay(), win, ((Client*)parentWidget())->workspace()->rootWin(), parentWidget()->x(), parentWidget()->y() ); } XRemoveFromSaveSet(qt_xdisplay(), win ); invalidateWindow(); } } bool WindowWrapper::x11Event( XEvent * e) { switch ( e->type ) { case ButtonPress: { bool mod1 = (e->xbutton.state & Mod1Mask) == Mod1Mask; Options::MouseCommand com = Options::MouseNothing; if ( mod1){ switch (e->xbutton.button) { case Button1: com = options->commandAll1(); break; case Button2: com = options->commandAll2(); break; case Button3: com = options->commandAll3(); break; } } else { switch (e->xbutton.button) { case Button1: com = options->commandWindow1(); break; case Button2: com = options->commandWindow2(); break; case Button3: com = options->commandWindow3(); break; default: com = Options::MouseActivateAndPassClick; } } bool replay = ( (Client*)parentWidget() )->performMouseCommand( com, QPoint( e->xbutton.x_root, e->xbutton.y_root) ); XAllowEvents(qt_xdisplay(), replay? ReplayPointer : SyncPointer, kwin_time); return TRUE; } break; case ButtonRelease: XAllowEvents(qt_xdisplay(), SyncPointer, kwin_time); break; default: break; } return FALSE; } /*! \class Client client.h \brief The Client class encapsulates a window decoration frame. */ /*! Creates a client on workspace \a ws for window \a w. */ Client::Client( Workspace *ws, WId w, QWidget *parent, const char *name, WFlags f ) : QWidget( parent, name, f | WStyle_Customize | WStyle_NoBorder ) { wspace = ws; win = w; XWindowAttributes attr; if (XGetWindowAttributes(qt_xdisplay(), win, &attr)){ original_geometry.setRect(attr.x, attr.y, attr.width, attr.height ); } mapped = 0; wwrap = new WindowWrapper( w, this ); wwrap->installEventFilter( this ); // set the initial mapping state setMappingState( WithdrawnState ); desk = -1; // and no desktop yet mode = Nowhere; buttonDown = FALSE; moveResizeMode = FALSE; setMouseTracking( TRUE ); active = FALSE; shaded = FALSE; transient_for = None; is_shape = FALSE; is_sticky = FALSE; getWMHints(); getWindowProtocols(); getWmNormalHints(); // get xSizeHint fetchName(); if ( !XGetTransientForHint( qt_xdisplay(), (Window) win, (Window*) &transient_for ) ) transient_for = None; if ( mainClient()->isSticky() ) setSticky( TRUE ); } /*! Destructor, nothing special. */ Client::~Client() { releaseWindow(); } /*! Manages the clients. This means handling the very first maprequest: reparenting, initial geometry, initial state, placement, etc. */ void Client::manage( bool isMapped ) { layout()->setResizeMode( QLayout::Minimum ); QRect geom( original_geometry ); bool placementDone = FALSE; SessionInfo* info = workspace()->takeSessionInfo( this ); if ( info ) geom.setRect( info->x, info->y, info->width, info->height ); if ( isMapped || info ) placementDone = TRUE; else { if ( (xSizeHint.flags & PPosition) || (xSizeHint.flags & USPosition) ) { // support for obsolete hints if ( xSizeHint.x != 0 && geom.x() == 0 ) geom.setRect( xSizeHint.x, geom.y(), geom.width(), geom.height() ); if ( xSizeHint.y != 0 && geom.y() == 0 ) geom.setRect( geom.x(), xSizeHint.y, geom.width(), geom.height() ); placementDone = TRUE; } if ( (xSizeHint.flags & USSize) || (xSizeHint.flags & PSize) ) { // keep in mind that we now actually have a size :-) } if (xSizeHint.flags & PMaxSize) geom.setSize( geom.size().boundedTo( QSize(xSizeHint.max_width, xSizeHint.max_height ) ) ); if (xSizeHint.flags & PMinSize) geom.setSize( geom.size().expandedTo( QSize(xSizeHint.min_width, xSizeHint.min_height ) ) ); } windowWrapper()->resize( geom.size() ); // the clever activate() trick is necessary layout()->activate(); resize ( sizeForWindowSize( geom.size() ) ); layout()->activate(); move( geom.x(), geom.y() ); gravitate( FALSE ); if ( !placementDone ) { workspace()->doPlacement( this ); placementDone = TRUE; } if ( (is_shape = Shape::hasShape( win )) ) { updateShape(); } // initial state int state = NormalState; if ( info ) { if ( info->iconified ) state = IconicState; } else { // find out the initial state. Several possibilities exist XWMHints * hints = XGetWMHints(qt_xdisplay(), win ); if (hints && (hints->flags & StateHint)) state = hints->initial_state; if (hints) XFree(hints); } // initial desktop placement if ( info ) { desk = info->desktop; } else { // assume window wants to be visible on the current desktop desk = workspace()->currentDesktop(); // KDE 1.x compatibility desk = KWM::desktop( win ); } KWM::moveToDesktop( win, desk ); // KDE 1.x compatibility setMappingState( state ); if ( state == NormalState && isOnDesktop( workspace()->currentDesktop() ) ) { show(); if ( options->focusPolicyIsReasonable() ) workspace()->requestFocus( this ); } // other settings from the previous session if ( info ) { setSticky( info->sticky ); } delete info; // Notify kicker that an app has mapped a window. XClassHint xch; XGetClassHint(qt_xdisplay(), win, &xch); QByteArray params; QDataStream stream(params, IO_WriteOnly); stream << QString::fromUtf8(xch.res_name); kapp->dcopClient()->send( "kicker", "TaskbarApplet", "clientMapped(QString)", params ); } /*! Gets the client's normal WM hints and reconfigures itself respectively. */ void Client::getWmNormalHints() { // TODO keep in mind changing of fix size! if !isWithdrawn()! long msize; if (XGetWMNormalHints(qt_xdisplay(), win, &xSizeHint, &msize) == 0 ) xSizeHint.flags = 0; } /*! Fetches the window's caption (WM_NAME property). It will be stored in the client's caption(). */ void Client::fetchName() { QString s = KWM::title( win ); if ( s != caption() ) { setCaption( "" ); if (workspace()->hasCaption( s ) ){ int i = 2; QString s2; do { s2 = s + " <" + QString::number(i) + ">"; i++; } while (workspace()->hasCaption(s2) ); s = s2; } setCaption( s ); if ( !isWithdrawn() ) captionChange( caption() ); } } /*! Sets the client window's mapping state. Possible values are WithdrawnState, IconicState, NormalState. */ void Client::setMappingState(int s){ if ( !win) return; unsigned long data[2]; data[0] = (unsigned long) s; data[1] = (unsigned long) None; state = s; XChangeProperty(qt_xdisplay(), win, qt_wm_state, qt_wm_state, 32, PropModeReplace, (unsigned char *)data, 2); } /*! General handler for XEvents concerning the client window */ bool Client::windowEvent( XEvent * e) { switch (e->type) { case UnmapNotify: if ( e->xunmap.window == winId() ) { mapped = 0; return FALSE; } return unmapNotify( e->xunmap ); case MapNotify: if ( e->xmap.window == winId() ) { mapped = 1; return FALSE; } break; case MapRequest: return mapRequest( e->xmaprequest ); case ConfigureRequest: return configureRequest( e->xconfigurerequest ); case PropertyNotify: return propertyNotify( e->xproperty ); case ButtonPress: case ButtonRelease: break; case FocusIn: if ( e->xfocus.mode == NotifyUngrab ) break; // we don't care if ( e->xfocus.detail == NotifyPointer ) break; // we don't care setActive( TRUE ); break; case FocusOut: if ( e->xfocus.mode == NotifyGrab ) break; // we don't care if ( isShade() ) break; // we neither if ( e->xfocus.detail != NotifyNonlinear ) return TRUE; // hack for motif apps like netscape setActive( FALSE ); break; case ReparentNotify: break; case ClientMessage: return clientMessage( e->xclient ); default: break; } return TRUE; // we accept everything :-) } /*! Handles map requests of the client window */ bool Client::mapRequest( XMapRequestEvent& /* e */ ) { switch ( mappingState() ) { case WithdrawnState: manage(); break; case IconicState: show(); break; case NormalState: show(); // for safety break; } return TRUE; } /*! Handles unmap notify events of the client window */ bool Client::unmapNotify( XUnmapEvent& e ) { if ( e.event != windowWrapper()->winId() && !e.send_event ) return TRUE; switch ( mappingState() ) { case IconicState: // only react on sent events, all others are produced by us if ( e.send_event ) withdraw(); break; case NormalState: if ( ( !mapped || !windowWrapper()->isVisibleTo( this )) && !e.send_event ) return TRUE; // this event was produced by us as well // maybe we will be destroyed soon. Check this first. XEvent ev; if ( XCheckTypedWindowEvent (qt_xdisplay(), windowWrapper()->winId(), DestroyNotify, &ev) ){ workspace()->destroyClient( this ); return TRUE; } // fall through case WithdrawnState: // however that has been possible.... withdraw(); break; } return TRUE; } /*! Withdraws the window and destroys the client afterwards */ void Client::withdraw() { setMappingState( WithdrawnState ); KWM::moveToDesktop( win, -1 ); // compatibility releaseWindow(); workspace()->destroyClient( this ); } /*! Handles configure requests of the client window */ bool Client::configureRequest( XConfigureRequestEvent& e ) { if ( isResize() ) return TRUE; // we have better things to do right now if ( isShade() ) setShade( FALSE ); // compress configure requests XEvent otherEvent; while (XCheckTypedWindowEvent (qt_xdisplay(), win, ConfigureRequest, &otherEvent) ) { if (otherEvent.xconfigurerequest.value_mask == e.value_mask) e = otherEvent.xconfigurerequest; else { XPutBackEvent(qt_xdisplay(), &otherEvent); break; } } if ( e.value_mask & CWBorderWidth ) { // first, get rid of a window border XWindowChanges wc; unsigned int value_mask = 0; wc.border_width = 0; value_mask = CWBorderWidth; XConfigureWindow( qt_xdisplay(), win, value_mask, & wc ); } if ( e.value_mask & (CWX | CWY ) ) { int nx = x() + windowWrapper()->x(); int ny = y() + windowWrapper()->y(); if ( e.value_mask & CWX ) nx = e.x; if ( e.value_mask & CWY ) ny = e.y; move( nx - windowWrapper()->x(), ny - windowWrapper()->y() ); } if ( e.value_mask & (CWWidth | CWHeight ) ) { int nw = windowWrapper()->width(); int nh = windowWrapper()->height(); if ( e.value_mask & CWWidth ) nw = e.width; if ( e.value_mask & CWHeight ) nh = e.height; resize( sizeForWindowSize( QSize( nw, nh ) ) ); } // TODO handle stacking! sendSynteticConfigureNotify(); return TRUE; } /*! Handles property changes of the client window */ bool Client::propertyNotify( XPropertyEvent& e ) { switch ( e.atom ) { case XA_WM_NORMAL_HINTS: getWmNormalHints(); break; case XA_WM_NAME: fetchName(); break; case XA_WM_TRANSIENT_FOR: if ( !XGetTransientForHint( qt_xdisplay(), (Window) win, (Window*) &transient_for ) ) transient_for = None; break; case XA_WM_HINTS: getWMHints(); break; default: if ( e.atom == atoms->wm_protocols ) getWindowProtocols(); else if ( e.atom == atoms->kwm_win_icon ) { getWMHints(); // for the icons } break; } return TRUE; } /*! Handles client messages for the client window */ bool Client::clientMessage( XClientMessageEvent& e ) { if ( e.message_type == atoms->wm_change_state) { if ( e.data.l[0] == IconicState && isNormal() ) iconify(); return TRUE; } else if ( e.message_type == atoms->net_active_window ) { workspace()->activateClient( this ); return TRUE; } return FALSE; } /*! Auxiliary function to inform the client about the current window configuration. */ void Client::sendSynteticConfigureNotify() { XConfigureEvent c; c.type = ConfigureNotify; c.event = win; c.window = win; c.x = x() + windowWrapper()->x(); c.y = y() + windowWrapper()->y(); c.width = windowWrapper()->width(); c.height = windowWrapper()->height(); c.border_width = 0; XSendEvent( qt_xdisplay(), c.event, TRUE, NoEventMask, (XEvent*)&c ); } /*! Adjust the frame size \a frame according to he window's size hints. */ QSize Client::adjustedSize( const QSize& frame) const { // first, get the window size for the given frame size s QSize wsize( frame.width() - ( width() - wwrap->width() ), frame.height() - ( height() - wwrap->height() ) ); return sizeForWindowSize( wsize ); } /*! Calculate the appropriate frame size for the given window size \a wsize. \a wsize is adapted according to the window's size hints (minimum, maximum and incremental size changes). */ QSize Client::sizeForWindowSize( const QSize& wsize, bool ignore_height) const { int w = wsize.width(); int h = wsize.height(); if (w<1) w = 1; if (h<1) h = 1; int bw = 0; int bh = 0; if (xSizeHint.flags & PBaseSize) { bw = xSizeHint.base_width; bh = xSizeHint.base_height; if (w < xSizeHint.base_width) w = xSizeHint.base_width; if (h < xSizeHint.base_height) h = xSizeHint.base_height; } if (xSizeHint.flags & PResizeInc) { if ( xSizeHint.width_inc > 0 ) { int sx = (w - bw) / xSizeHint.width_inc; w = bw + sx * xSizeHint.width_inc; } if ( xSizeHint.height_inc > 0 ) { int sy = (h - bh) / xSizeHint.height_inc; h = bh + sy * xSizeHint.height_inc; } } if (xSizeHint.flags & PMaxSize) { w = QMIN( xSizeHint.max_width, w ); h = QMIN( xSizeHint.max_height, h ); } if (xSizeHint.flags & PMinSize) { w = QMAX( xSizeHint.min_width, w ); h = QMAX( xSizeHint.min_height, h ); } w = QMAX( minimumWidth(), w ); h = QMAX( minimumHeight(), h ); int ww = wwrap->width(); int wh = 0; if ( !wwrap->testWState( WState_ForceHide ) ) wh = wwrap->height(); if ( ignore_height && wsize.height() == 0 ) h = 0; return QSize( width() - ww + w, height()-wh+h ); } /*! Reimplemented to provide move/resize */ void Client::mousePressEvent( QMouseEvent * e) { if ( e->button() == LeftButton ) { if ( options->focusPolicyIsReasonable() ) workspace()->requestFocus( this ); workspace()->raiseClient( this ); mouseMoveEvent( e ); buttonDown = TRUE; moveOffset = e->pos(); invertedMoveOffset = rect().bottomRight() - e->pos(); } else if ( !buttonDown && e->button() == RightButton ) { workspace()->clientPopup( this ) ->popup( e->globalPos() ); } } /*! Reimplemented to provide move/resize */ void Client::mouseReleaseEvent( QMouseEvent * e) { if ( (e->stateAfter() & MouseButtonMask) == 0 ) { buttonDown = FALSE; if ( moveResizeMode ) { clearbound(); if ( ( isMove() && options->moveMode != Options::Opaque ) || ( isResize() && options->resizeMode != Options::Opaque ) ) XUngrabServer( qt_xdisplay() ); setGeometry( geom ); moveResizeMode = FALSE; releaseMouse(); releaseKeyboard(); } } } /*! */ void Client::resizeEvent( QResizeEvent * e) { QWidget::resizeEvent( e ); } /*! Reimplemented to provide move/resize */ void Client::mouseMoveEvent( QMouseEvent * e) { if ( !buttonDown ) { mode = mousePosition( e->pos() ); setMouseCursor( mode ); return; } if ( !moveResizeMode ) { QPoint p( e->pos() - moveOffset ); if ( (QABS( p.x()) >= 4) || (QABS( p.y() ) >= 4 )) { moveResizeMode = TRUE; grabMouse( cursor() ); // to keep the right cursor if ( ( isMove() && options->moveMode != Options::Opaque ) || ( isResize() && options->resizeMode != Options::Opaque ) ) XGrabServer( qt_xdisplay() ); } else return; } if ( mode != Center && shaded ) { wwrap->show(); workspace()->requestFocus( this ); shaded = FALSE; } QPoint globalPos = e->globalPos(); // pos() + geometry().topLeft(); QPoint p = globalPos + invertedMoveOffset; QPoint pp = globalPos - moveOffset; QSize mpsize( geometry().right() - pp.x() + 1, geometry().bottom() - pp.y() + 1 ); mpsize = adjustedSize( mpsize ); QPoint mp( geometry().right() - mpsize.width() + 1, geometry().bottom() - mpsize.height() + 1 ); geom = geometry(); switch ( mode ) { case TopLeft: geom = QRect( mp, geometry().bottomRight() ) ; break; case BottomRight: geom = QRect( geometry().topLeft(), p ) ; break; case BottomLeft: geom = QRect( QPoint(mp.x(), geometry().y() ), QPoint( geometry().right(), p.y()) ) ; break; case TopRight: geom = QRect( QPoint(geometry().x(), mp.y() ), QPoint( p.x(), geometry().bottom()) ) ; break; case Top: geom = QRect( QPoint( geometry().left(), mp.y() ), geometry().bottomRight() ) ; break; case Bottom: geom = QRect( geometry().topLeft(), QPoint( geometry().right(), p.y() ) ) ; break; case Left: geom = QRect( QPoint( mp.x(), geometry().top() ), geometry().bottomRight() ) ; break; case Right: geom = QRect( geometry().topLeft(), QPoint( p.x(), geometry().bottom() ) ) ; break; case Center: geom.moveTopLeft( pp ); break; default: break; } if ( isResize() && geom.size() != size() ) { geom.setSize( adjustedSize( geom.size() ) ); if (options->resizeMode == Options::Opaque ) { setGeometry( geom ); } else if ( options->resizeMode == Options::Transparent ) { clearbound(); drawbound( geom ); } } else if ( isMove() && geom.topLeft() != geometry().topLeft() ) { geom.moveTopLeft( workspace()->adjustClientPosition( this, geom.topLeft() ) ); switch ( options->moveMode ) { case Options::Opaque: move( geom.topLeft() ); break; case Options::Transparent: clearbound(); drawbound( geom ); break; } } QApplication::syncX(); // process our own configure events synchronously. } /*! Reimplemented to provide move/resize */ void Client::enterEvent( QEvent * ) { } /*! Reimplemented to provide move/resize */ void Client::leaveEvent( QEvent * ) { if ( !buttonDown ) setCursor( arrowCursor ); } /*! Reimplemented to inform the client about the new window position. */ void Client::setGeometry( int x, int y, int w, int h ) { QWidget::setGeometry(x, y, w, h); sendSynteticConfigureNotify(); } /*! Reimplemented to inform the client about the new window position. */ void Client::move( int x, int y ) { QWidget::move( x, y ); sendSynteticConfigureNotify(); } /*!\reimp */ void Client::showEvent( QShowEvent* ) { setMappingState( NormalState ); } /*! Reimplemented to hide the window wrapper as well. Also informs the workspace. */ void Client::hideEvent( QHideEvent* ) { workspace()->clientHidden( this ); } /*! Late initialialize the client after the window has been managed. Ensure to call the superclasses init() implementation when subclassing. */ void Client::init() { } /*!\fn captionChange( const QString& name ) Indicates that the caption (the window title) changed to \a name. Subclasses shall then repaint the title string in a clever, fast mannor. The default implementation calls repaint( FALSE ); */ void Client::captionChange( const QString& ) { repaint( FALSE ); } /*!\fn activeChange( bool act ) Indicates that the activation state changed to \a act. Subclasses may want to indicate the new state graphically in a clever, fast mannor. The default implementation calls repaint( FALSE ); */ void Client::activeChange( bool ) { repaint( FALSE ); } /*! Indicates that the application's icon changed to \a act. Subclasses may want to indicate the new state graphically in a clever, fast mannor. The default implementation calls repaint( FALSE ); */ void Client::iconChange() { repaint( FALSE ); } /*!\fn maximizeChange( bool max ) Indicates that the window was maximized or demaximized. \a max is set respectively. Subclasses may want to indicate the new state graphically, for example with a different icon. */ void Client::maximizeChange( bool ) { } /*!\fn stickyChange( bool sticky ) Indicates that the window was made sticky or unsticky. \a sticky is set respectively. Subclasses may want to indicate the new state graphically, for example with a different icon. */ void Client::stickyChange( bool ) { } /*! Paints a client window. The default implementation does nothing. To be implemented by subclasses. */ void Client::paintEvent( QPaintEvent * ) { } /*! Releases the window. The client has done its job and the window is still existing. */ void Client::releaseWindow() { if ( win ) { gravitate( TRUE ); windowWrapper()->releaseWindow(); win = 0; } } /*! Invalidates the window to avoid the client accessing it again. This function is called by the workspace when the window has been destroyed. */ void Client::invalidateWindow() { win = 0; windowWrapper()->invalidateWindow(); } void Client::iconify() { if ( isShade() ) setShade( FALSE ); if ( workspace()->iconifyMeansWithdraw( this ) ) { setMappingState( WithdrawnState ); hide(); return; } setMappingState( IconicState ); hide(); // TODO animation (virtual function) workspace()->iconifyOrDeiconifyTransientsOf( this ); } void Client::closeWindow() { if ( Pdeletewindow ){ sendClientMessage( win, atoms->wm_protocols, atoms->wm_delete_window); } else { // client will not react on wm_delete_window. We have not choice // but destroy his connection to the XServer. XKillClient(qt_xdisplay(), win ); workspace()->destroyClient( this ); } } void Client::maximize( MaximizeMode m) { if ( isShade() ) setShade( FALSE ); if ( geom_restore.isNull() ) { geom_restore = geometry(); switch ( m ) { case MaximizeVertical: setGeometry( QRect( QPoint( x(), workspace()->geometry().top() ), adjustedSize( QSize( width(), workspace()->geometry().height()) ) ) ); break; case MaximizeHorizontal: setGeometry( QRect( QPoint( workspace()->geometry().left(), y() ), adjustedSize( QSize( workspace()->geometry().width(), height() ) ) ) ); break; default: setGeometry( QRect( workspace()->geometry().topLeft(), adjustedSize(workspace()->geometry().size()) ) ); } maximizeChange( TRUE ); } else { setGeometry( geom_restore ); QRect invalid; geom_restore = invalid; maximizeChange( FALSE ); } } void Client::toggleSticky() { setSticky( !isSticky() ); } void Client::maximize() { maximize( MaximizeFull ); } /*! Catch events of the WindowWrapper */ bool Client::eventFilter( QObject *o, QEvent * e) { if ( o != wwrap ) return FALSE; switch ( e->type() ) { case QEvent::Show: windowWrapperShowEvent( (QShowEvent*)e ); break; case QEvent::Hide: windowWrapperHideEvent( (QHideEvent*)e ); break; default: break; } return FALSE; } void Client::gravitate( bool invert ) { int gravity, dx, dy; dx = dy = 0; gravity = NorthWestGravity; if ( xSizeHint.flags & PWinGravity) gravity = xSizeHint.win_gravity; switch (gravity) { case NorthWestGravity: dx = 0; dy = 0; break; case NorthGravity: dx = -windowWrapper()->x(); dy = 0; break; case NorthEastGravity: dx = -( width() - windowWrapper()->width() ); dy = 0; break; case WestGravity: dx = 0; dy = -windowWrapper()->y(); break; case CenterGravity: case StaticGravity: dx = -windowWrapper()->x(); dy = -windowWrapper()->y(); break; case EastGravity: dx = -( width() - windowWrapper()->width() ); dy = -windowWrapper()->y(); break; case SouthWestGravity: dx = 0; dy = -( height() - windowWrapper()->height() ); break; case SouthGravity: dx = -windowWrapper()->x(); dy = -( height() - windowWrapper()->height() ); break; case SouthEastGravity: dx = -( width() - windowWrapper()->width() - 1 ); dy = -( height() - windowWrapper()->height() - 1 ); break; } if (invert) move( x() - dx, y() - dy ); else move( x() + dx, y() + dy ); } /*! Reimplement to handle crossing events (qt should provide xroot, yroot) */ bool Client::x11Event( XEvent * e) { if ( e->type == EnterNotify ) { if ( options->focusPolicy != Options::ClickToFocus ) workspace()->requestFocus( this ); return TRUE; } if ( e->type == LeaveNotify ) { if ( !buttonDown ) setCursor( arrowCursor ); if ( options->focusPolicy == Options::FocusStrictlyUnderMouse ) { if ( isActive() && !rect().contains( QPoint( e->xcrossing.x, e->xcrossing.y ) ) ) workspace()->requestFocus( 0 ) ; } return TRUE; } return FALSE; } /*! Returns a logical mouse position for the cursor position \a p. Possible positions are: Nowhere, TopLeft , BottomRight, BottomLeft, TopRight, Top, Bottom, Left, Right, Center */ Client::MousePosition Client::mousePosition( const QPoint& p ) const { const int range = 16; const int border = 4; MousePosition m = Nowhere; if ( ( p.x() > border && p.x() < width() - border ) && ( p.y() > border && p.y() < height() - border ) ) return Center; if ( p.y() <= range && p.x() <= range) m = TopLeft; else if ( p.y() >= height()-range && p.x() >= width()-range) m = BottomRight; else if ( p.y() >= height()-range && p.x() <= range) m = BottomLeft; else if ( p.y() <= range && p.x() >= width()-range) m = TopRight; else if ( p.y() <= border ) m = Top; else if ( p.y() >= height()-border ) m = Bottom; else if ( p.x() <= border ) m = Left; else if ( p.x() >= width()-border ) m = Right; else m = Center; return m; } /*! Sets an appropriate cursor shape for the logical mouse position \a m \sa QWidget::setCursor() */ void Client::setMouseCursor( MousePosition m ) { switch ( m ) { case TopLeft: case BottomRight: setCursor( sizeFDiagCursor ); break; case BottomLeft: case TopRight: setCursor( sizeBDiagCursor ); break; case Top: case Bottom: setCursor( sizeVerCursor ); break; case Left: case Right: setCursor( sizeHorCursor ); break; default: setCursor( arrowCursor ); break; } } bool Client::isShade() const { return shaded; } void Client::setShade( bool s ) { if ( shaded == s ) return; shaded = s; int as = options->animateShade()? options->animSteps() : 1; if (shaded ) { int h = height(); QSize s( sizeForWindowSize( QSize( windowWrapper()->width(), 0), TRUE ) ); windowWrapper()->hide(); repaint( FALSE ); // force direct repaint setWFlags( WNorthWestGravity ); int step = QMAX( 4, QABS( h - s.height() ) / as )+1; do { h -= step; resize ( s.width(), h ); QApplication::syncX(); } while ( h > s.height() + step ); clearWFlags( WNorthWestGravity ); resize (s ); XEvent tmpE; do { XWindowEvent (qt_xdisplay(), windowWrapper()->winId(), SubstructureNotifyMask, &tmpE); } while ( tmpE.type != UnmapNotify || tmpE.xunmap.window != win ); } else { int h = height(); QSize s( sizeForWindowSize( windowWrapper()->size(), TRUE ) ); setWFlags( WNorthWestGravity ); int step = QMAX( 4, QABS( h - s.height() ) / as )+1; do { h += step; resize ( s.width(), h ); // assume a border // we do not have time to wait for X to send us paint events repaint( 0, h - step-5, width(), step+5, TRUE); QApplication::syncX(); } while ( h < s.height() - step ); clearWFlags( WNorthWestGravity ); resize ( s ); windowWrapper()->show(); layout()->activate(); repaint(); if ( isActive() ) workspace()->requestFocus( this ); } workspace()->iconifyOrDeiconifyTransientsOf( this ); } /*! Sets the client's active state to \a act. This function does only change the visual appearance of the client, it does not change the focus setting. Use Workspace::activateClient() or Workspace::requestFocus() instead. If a client receives or looses the focus, it calls setActive() on its own. */ void Client::setActive( bool act) { windowWrapper()->setActive( act ); if ( act ) workspace()->setActiveClient( this ); if ( active == act ) return; active = act; activeChange( active ); } /*! Sets the window's sticky property to b */ void Client::setSticky( bool b ) { if ( is_sticky == b ) return; is_sticky = b; if ( !is_sticky ) setDesktop( workspace()->currentDesktop() ); workspace()->setStickyTransientsOf( this, b ); stickyChange( is_sticky ); } void Client::setDesktop( int desktop) { if ( isOnDesktop( desktop ) ) return; desk = desktop; KWM::moveToDesktop( win, desk );//##### compatibility } void Client::getWMHints() { icon_pix = KWM::icon( win, 32, 32 ); // TODO sizes from workspace miniicon_pix = KWM::miniIcon( win, 16, 16 ); if ( !isWithdrawn() ) iconChange(); input = TRUE; XWMHints *hints = XGetWMHints(qt_xdisplay(), win ); if ( hints ) { if ( hints->flags & InputHint ) input = hints->input; XFree((char*)hints); } } void Client::getWindowProtocols(){ Atom *p; int i,n; Pdeletewindow = 0; Ptakefocus = 0; Pcontexthelp = 0; if (XGetWMProtocols(qt_xdisplay(), win, &p, &n)){ for (i = 0; i < n; i++) if (p[i] == atoms->wm_delete_window) Pdeletewindow = 1; else if (p[i] == atoms->wm_take_focus) Ptakefocus = 1; else if (p[i] == atoms->net_wm_context_help) Pcontexthelp = 1; if (n>0) XFree(p); } } /*! Puts the focus on this window. Clients should never calls this themselves, instead they should use Workspace::requestFocus(). */ void Client::takeFocus() { if ( input ) XSetInputFocus( qt_xdisplay(), win, RevertToPointerRoot, kwin_time ); if ( Ptakefocus ) sendClientMessage(win, atoms->wm_protocols, atoms->wm_take_focus); } /*!\reimp */ void Client::setMask( const QRegion & reg) { mask = reg; QWidget::setMask( reg ); } /*! Returns the main client. For normal windows, this is the window itself. For transient windows, it is the parent. */ Client* Client::mainClient() { if ( !isTransient() ) return this; ClientList saveset; Client* c = this; do { saveset.append( c ); c = workspace()->findClient( c->transientFor() ); } while ( c && c->isTransient() && !saveset.contains( c ) ); return c?c:this; } /*! Returns whether the window provides context help or not. If it does, you should show a help menu item or a help button lie '?' and call contextHelp() if this is invoked. \sa contextHelp() */ bool Client::providesContextHelp() const { return Pcontexthelp; } /*! Invokes context help on the window. Only works if the window actually provides context help. \sa providesContextHelp() */ void Client::contextHelp() { if ( Pcontexthelp ) { sendClientMessage(win, atoms->wm_protocols, atoms->net_wm_context_help); QWhatsThis::enterWhatsThisMode(); } } /*! Performs a mouse command on this client (see options.h) */ bool Client::performMouseCommand( Options::MouseCommand command, QPoint globalPos) { bool replay = FALSE; switch (command) { case Options::MouseRaise: break; case Options::MouseLower: break; case Options::MouseOperationsMenu: break; case Options::MouseToggleRaiseAndLower: break; case Options::MouseActivateAndRaise: workspace()->requestFocus( this ); workspace()->raiseClient( this ); break; case Options::MouseActivateAndLower: workspace()->requestFocus( this ); workspace()->raiseClient( this ); break; case Options::MouseActivate: workspace()->requestFocus( this ); break; case Options::MouseActivateRaiseAndPassClick: workspace()->requestFocus( this ); workspace()->raiseClient( this ); replay = TRUE; break; case Options::MouseActivateAndPassClick: workspace()->requestFocus( this ); workspace()->raiseClient( this ); replay = TRUE; break; case Options::MouseMove: mode = Center; moveResizeMode = TRUE; buttonDown = TRUE; moveOffset = mapFromGlobal( globalPos ); invertedMoveOffset = rect().bottomRight() - moveOffset; grabMouse( arrowCursor ); grabKeyboard(); if ( options->moveMode != Options::Opaque ) XGrabServer( qt_xdisplay() ); break; case Options::MouseResize: moveResizeMode = TRUE; buttonDown = TRUE; moveOffset = mapFromGlobal( globalPos ); if ( moveOffset.x() < width()/2) { if ( moveOffset.y() < height()/2) mode = TopLeft; else mode = BottomLeft; } else { if ( moveOffset.y() < height()/2) mode = TopRight; else mode = BottomRight; } invertedMoveOffset = rect().bottomRight() - moveOffset; setMouseCursor( mode ); grabMouse( cursor() ); grabKeyboard(); resizeHorizontalDirectionFixed = FALSE; resizeVerticalDirectionFixed = FALSE; if ( options->resizeMode != Options::Opaque ) XGrabServer( qt_xdisplay() ); break; case Options::MouseNothing: // fall through default: replay = TRUE; break; } return replay; } void Client::keyPressEvent( QKeyEvent * e ) { if ( !isMove() && !isResize() ) return; bool is_control = e->state() & ControlButton; int delta = is_control?1:8; QPoint pos = QCursor::pos(); switch ( e->key() ) { case Key_Left: pos.rx() -= delta; if ( pos.x() <= workspace()->geometry().left() ) { if ( mode == TopLeft || mode == BottomLeft ) { moveOffset.rx() += delta; invertedMoveOffset.rx() += delta; } else { moveOffset.rx() -= delta; invertedMoveOffset.rx() -= delta; } } if ( isResize() && !resizeHorizontalDirectionFixed ) { resizeHorizontalDirectionFixed = TRUE; if ( mode == BottomRight ) mode = BottomLeft; else if ( mode == TopRight ) mode = TopLeft; setMouseCursor( mode ); grabMouse( cursor() ); } break; case Key_Right: pos.rx() += delta; if ( pos.x() >= workspace()->geometry().right() ) { if ( mode == TopRight || mode == BottomRight ) { moveOffset.rx() += delta; invertedMoveOffset.rx() += delta; } else { moveOffset.rx() -= delta; invertedMoveOffset.rx() -= delta; } } if ( isResize() && !resizeHorizontalDirectionFixed ) { resizeHorizontalDirectionFixed = TRUE; if ( mode == BottomLeft ) mode = BottomRight; else if ( mode == TopLeft ) mode = TopRight; setMouseCursor( mode ); grabMouse( cursor() ); } break; case Key_Up: pos.ry() -= delta; if ( pos.y() <= workspace()->geometry().top() ) { if ( mode == TopLeft || mode == TopRight ) { moveOffset.ry() += delta; invertedMoveOffset.ry() += delta; } else { moveOffset.ry() -= delta; invertedMoveOffset.ry() -= delta; } } if ( isResize() && !resizeVerticalDirectionFixed ) { resizeVerticalDirectionFixed = TRUE; if ( mode == BottomLeft ) mode = TopLeft; else if ( mode == BottomRight ) mode = TopRight; setMouseCursor( mode ); grabMouse( cursor() ); } break; case Key_Down: pos.ry() += delta; if ( pos.y() >= workspace()->geometry().bottom() ) { if ( mode == BottomLeft || mode == BottomRight ) { moveOffset.ry() += delta; invertedMoveOffset.ry() += delta; } else { moveOffset.ry() -= delta; invertedMoveOffset.ry() -= delta; } } if ( isResize() && !resizeVerticalDirectionFixed ) { resizeVerticalDirectionFixed = TRUE; if ( mode == TopLeft ) mode = BottomLeft; else if ( mode == TopRight ) mode = BottomRight; setMouseCursor( mode ); grabMouse( cursor() ); } break; case Key_Space: case Key_Return: case Key_Enter: clearbound(); if ( ( isMove() && options->moveMode != Options::Opaque ) || ( isResize() && options->resizeMode != Options::Opaque ) ) XUngrabServer( qt_xdisplay() ); setGeometry( geom ); moveResizeMode = FALSE; releaseMouse(); releaseKeyboard(); buttonDown = FALSE; break; default: return; } QCursor::setPos( pos ); } QCString Client::windowRole() { extern Atom qt_window_role; Atom type; int format; unsigned long length, after; unsigned char *data; QCString result; if ( XGetWindowProperty( qt_xdisplay(), win, qt_window_role, 0, 1024, FALSE, XA_STRING, &type, &format, &length, &after, &data ) == Success ) { if ( data ) result = (const char*) data; XFree( data ); } return result; } QCString Client::sessionId() { extern Atom qt_sm_client_id; Atom type; int format; unsigned long length, after; unsigned char *data; QCString result; if ( XGetWindowProperty( qt_xdisplay(), win, qt_sm_client_id, 0, 1024, FALSE, XA_STRING, &type, &format, &length, &after, &data ) == Success ) { if ( data ) result = (const char*) data; XFree( data ); } return result; } NoBorderClient::NoBorderClient( Workspace *ws, WId w, QWidget *parent, const char *name ) : Client( ws, w, parent, name ) { QHBoxLayout* h = new QHBoxLayout( this ); h->addWidget( windowWrapper() ); } NoBorderClient::~NoBorderClient() { }