313 lines
8.6 KiB
C++
313 lines
8.6 KiB
C++
/*****************************************************************
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KWin - the KDE window manager
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This file is part of the KDE project.
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Copyright (C) 2006 Lubos Lunak <l.lunak@kde.org>
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You can Freely distribute this program under the GNU General Public
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License. See the file "COPYING" for the exact licensing terms.
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******************************************************************/
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#include "toplevel.h"
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#include <kxerrorhandler.h>
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#include "atoms.h"
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#include "client.h"
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#include "effects.h"
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namespace KWin
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{
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Toplevel::Toplevel( Workspace* ws )
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: vis( None )
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, info( NULL )
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, client( None )
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, frame( None )
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, wspace( ws )
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, window_pix( None )
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, damage_handle( None )
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, is_shape( false )
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, effect_window( NULL )
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{
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}
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Toplevel::~Toplevel()
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{
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assert( damage_handle == None );
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discardWindowPixmap();
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delete info;
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}
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#ifndef NDEBUG
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kdbgstream& operator<<( kdbgstream& stream, const Toplevel* cl )
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{
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if( cl == NULL )
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return stream << "\'NULL\'";
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cl->debug( stream );
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return stream;
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}
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kdbgstream& operator<<( kdbgstream& stream, const ToplevelList& list )
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{
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stream << "LIST:(";
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bool first = true;
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for( ToplevelList::ConstIterator it = list.begin();
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it != list.end();
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++it )
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{
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if( !first )
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stream << ":";
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first = false;
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stream << *it;
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}
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stream << ")";
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return stream;
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}
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kdbgstream& operator<<( kdbgstream& stream, const ConstToplevelList& list )
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{
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stream << "LIST:(";
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bool first = true;
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for( ConstToplevelList::ConstIterator it = list.begin();
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it != list.end();
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++it )
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{
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if( !first )
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stream << ":";
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first = false;
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stream << *it;
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}
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stream << ")";
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return stream;
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}
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#endif
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void Toplevel::detectShape( Window id )
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{
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is_shape = Extensions::hasShape( id );
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}
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// used only by Deleted::copy()
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void Toplevel::copyToDeleted( Toplevel* c )
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{
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geom = c->geom;
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vis = c->vis;
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bit_depth = c->bit_depth;
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info = c->info;
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client = c->client;
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frame = c->frame;
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wspace = c->wspace;
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window_pix = c->window_pix;
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damage_handle = None;
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damage_region = c->damage_region;
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repaints_region = c->repaints_region;
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is_shape = c->is_shape;
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effect_window = c->effect_window;
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if( effect_window != NULL )
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effect_window->setWindow( this );
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resource_name = c->resourceName();
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resource_class = c->resourceClass();
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client_machine = c->wmClientMachine( false );
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wmClientLeaderWin = c->wmClientLeader();
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window_role = c->windowRole();
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// this needs to be done already here, otherwise 'c' could very likely
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// call discardWindowPixmap() in something called during cleanup
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c->window_pix = None;
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}
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// before being deleted, remove references to everything that's now
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// owner by Deleted
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void Toplevel::disownDataPassedToDeleted()
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{
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info = NULL;
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}
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NET::WindowType Toplevel::windowType( bool direct, int supported_types ) const
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{
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NET::WindowType wt = info->windowType( supported_types );
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if( direct )
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return wt;
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const Client* cl = dynamic_cast< const Client* >( this );
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#warning TODO
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// NET::WindowType wt2 = rules()->checkType( wt );
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NET::WindowType wt2 = wt;
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if( wt != wt2 )
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{
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wt = wt2;
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info->setWindowType( wt ); // force hint change
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}
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// hacks here
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if( wt == NET::Menu && cl != NULL )
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{
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// ugly hack to support the times when NET::Menu meant NET::TopMenu
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// if it's as wide as the screen, not very high and has its upper-left
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// corner a bit above the screen's upper-left cornet, it's a topmenu
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if( x() == 0 && y() < 0 && y() > -10 && height() < 100
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&& abs( width() - workspace()->clientArea( FullArea, cl ).width()) < 10 )
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wt = NET::TopMenu;
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}
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// TODO change this to rule
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const char* const oo_prefix = "openoffice.org"; // QByteArray has no startsWith()
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// oo_prefix is lowercase, because resourceClass() is forced to be lowercase
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if( qstrncmp( resourceClass(), oo_prefix, strlen( oo_prefix )) == 0 && wt == NET::Dialog )
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wt = NET::Normal; // see bug #66065
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if( wt == NET::Unknown && cl != NULL ) // this is more or less suggested in NETWM spec
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wt = cl->isTransient() ? NET::Dialog : NET::Normal;
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return wt;
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}
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void Toplevel::getWindowRole()
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{
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window_role = getStringProperty( window(), atoms->wm_window_role).toLower();
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}
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/*!
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Returns SM_CLIENT_ID property for a given window.
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*/
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QByteArray Toplevel::staticSessionId(WId w)
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{
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return getStringProperty(w, atoms->sm_client_id);
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}
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/*!
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Returns WM_COMMAND property for a given window.
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*/
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QByteArray Toplevel::staticWmCommand(WId w)
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{
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return getStringProperty(w, XA_WM_COMMAND, ' ');
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}
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/*!
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Returns WM_CLIENT_LEADER property for a given window.
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*/
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Window Toplevel::staticWmClientLeader(WId w)
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{
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Atom type;
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int format, status;
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unsigned long nitems = 0;
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unsigned long extra = 0;
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unsigned char *data = 0;
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Window result = w;
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KXErrorHandler err;
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status = XGetWindowProperty( display(), w, atoms->wm_client_leader, 0, 10000,
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false, XA_WINDOW, &type, &format,
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&nitems, &extra, &data );
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if (status == Success && !err.error( false ))
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{
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if (data && nitems > 0)
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result = *((Window*) data);
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XFree(data);
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}
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return result;
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}
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void Toplevel::getWmClientLeader()
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{
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wmClientLeaderWin = staticWmClientLeader(window());
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}
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/*!
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Returns sessionId for this client,
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taken either from its window or from the leader window.
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*/
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QByteArray Toplevel::sessionId()
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{
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QByteArray result = staticSessionId(window());
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if (result.isEmpty() && wmClientLeaderWin && wmClientLeaderWin!=window())
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result = staticSessionId(wmClientLeaderWin);
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return result;
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}
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/*!
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Returns command property for this client,
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taken either from its window or from the leader window.
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*/
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QByteArray Toplevel::wmCommand()
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{
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QByteArray result = staticWmCommand(window());
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if (result.isEmpty() && wmClientLeaderWin && wmClientLeaderWin!=window())
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result = staticWmCommand(wmClientLeaderWin);
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return result;
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}
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void Toplevel::getWmClientMachine()
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{
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client_machine = getStringProperty(window(), XA_WM_CLIENT_MACHINE);
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if( client_machine.isEmpty() && wmClientLeaderWin && wmClientLeaderWin!=window())
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client_machine = getStringProperty(wmClientLeaderWin, XA_WM_CLIENT_MACHINE);
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if( client_machine.isEmpty())
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client_machine = "localhost";
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}
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/*!
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Returns client machine for this client,
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taken either from its window or from the leader window.
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*/
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QByteArray Toplevel::wmClientMachine( bool use_localhost ) const
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{
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QByteArray result = client_machine;
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if( use_localhost )
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{ // special name for the local machine (localhost)
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if( result != "localhost" && isLocalMachine( result ))
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result = "localhost";
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}
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return result;
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}
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/*!
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Returns client leader window for this client.
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Returns the client window itself if no leader window is defined.
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*/
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Window Toplevel::wmClientLeader() const
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{
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if (wmClientLeaderWin)
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return wmClientLeaderWin;
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return window();
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}
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void Toplevel::getResourceClass()
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{
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XClassHint classHint;
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if( XGetClassHint( display(), window(), &classHint ) )
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{
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// Qt3.2 and older had this all lowercase, Qt3.3 capitalized resource class
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// force lowercase, so that workarounds listing resource classes still work
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resource_name = QByteArray( classHint.res_name ).toLower();
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resource_class = QByteArray( classHint.res_class ).toLower();
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XFree( classHint.res_name );
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XFree( classHint.res_class );
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}
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else
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{
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resource_name = resource_class = QByteArray();
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}
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}
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double Toplevel::opacity() const
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{
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if( info->opacity() == 0xffffffff )
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return 1.0;
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return info->opacity() * 1.0 / 0xffffffff;
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}
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void Toplevel::setOpacity( double new_opacity )
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{
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double old_opacity = opacity();
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new_opacity = qBound( 0.0, new_opacity, 1.0 );
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if( old_opacity == new_opacity )
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return;
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info->setOpacity( static_cast< unsigned long >( new_opacity * 0xffffffff ));
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if( compositing())
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{
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addRepaintFull();
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scene->windowOpacityChanged( this );
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if( effects )
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static_cast<EffectsHandlerImpl*>(effects)->windowOpacityChanged( effectWindow(), old_opacity );
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}
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}
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} // namespace
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#include "toplevel.moc"
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