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tdebase/ksystraycmd/ksystraycmd.cpp

342 lines
7.4 KiB

#include <tqtooltip.h>
#include <tqtextstream.h>
#include <tqimage.h>
#include <tqregexp.h>
#include <kdebug.h>
#include <kapplication.h>
#include <kglobal.h>
#include <kiconloader.h>
#include <klocale.h>
#include <kpopupmenu.h>
#include <kprocess.h>
#include <twinmodule.h>
#include <kconfig.h>
#include <ksystemtray.h>
#include <netwm.h>
#include "ksystraycmd.h"
#include "ksystraycmd.moc"
KSysTrayCmd::KSysTrayCmd()
: TQLabel( 0, "systray_cmd" ),
isVisible(true), lazyStart( false ), noquit( false ), quitOnHide( false ), onTop(false), ownIcon(false),
win(0), client(0), twinmodule(0), top(0), left(0)
{
setAlignment( AlignCenter );
twinmodule = new KWinModule( TQT_TQOBJECT(this) );
refresh();
}
KSysTrayCmd::~KSysTrayCmd()
{
delete client;
}
//
// Main entry point to the class
//
bool KSysTrayCmd::start()
{
// If we have no command we must catching an existing window
if ( !command ) {
if ( win ) {
setTargetWindow( win );
return true;
}
checkExistingWindows();
if ( win ) {
// Window always on top
if (onTop) {
KWin::setState(win, NET::StaysOnTop);
}
return true;
}
errStr = i18n( "No window matching pattern '%1' and no command specified.\n" )
.arg( window );
return false;
}
// Run the command and watch for its window
if ( !startClient() ) {
errStr = i18n( "KSysTrayCmd: KShellProcess cannot find a shell." );
clientExited();
return false;
}
return true;
}
//
// Window related functions.
//
void KSysTrayCmd::showWindow()
{
isVisible = true;
if ( !win )
return;
XMapWindow( tqt_xdisplay(), win );
// We move the window to the memorized position
XMoveWindow( tqt_xdisplay(), win, left, top);
// Window always on top
if (onTop)
{
KWin::setState(win, NET::StaysOnTop);
}
KWin::activateWindow( win );
}
void KSysTrayCmd::hideWindow()
{
isVisible = false;
if ( !win )
return;
//We memorize the position of the window
left = KWin::windowInfo(win).frameGeometry().left();
top=KWin::windowInfo(win).frameGeometry().top();
XUnmapWindow( tqt_xdisplay(), win );
}
void KSysTrayCmd::setTargetWindow( WId w )
{
setTargetWindow( KWin::windowInfo( w ) );
}
void KSysTrayCmd::setTargetWindow( const KWin::WindowInfo &info )
{
disconnect( twinmodule, TQT_SIGNAL(windowAdded(WId)), this, TQT_SLOT(windowAdded(WId)) );
connect( twinmodule, TQT_SIGNAL(windowChanged(WId)), TQT_SLOT(windowChanged(WId)) );
win = info.win();
KWin::setSystemTrayWindowFor( winId(), win );
refresh();
show();
if ( isVisible )
KWin::activateWindow( win );
else
hideWindow();
// Always on top ?
if (onTop)
{
KWin::setState(win, NET::StaysOnTop);
}
}
//
// Refresh the tray icon
//
void KSysTrayCmd::refresh()
{
KWin::setSystemTrayWindowFor( winId(), win ? win : winId() );
TQToolTip::remove( this );
if ( win ) {
KConfig *appCfg = kapp->config();
KConfigGroupSaver configSaver(appCfg, "System Tray");
int iconWidth = appCfg->readNumEntry("systrayIconWidth", 22);
// ksystraycmd's icon or app's icon
if (ownIcon)
{
setPixmap( KSystemTray::loadIcon( kapp->iconName() ) );
}
else
{
setPixmap( KWin::icon( win, iconWidth, iconWidth, true ) );
}
TQToolTip::add( this, KWin::windowInfo( win ).name() );
}
else {
if ( !tooltip.isEmpty() )
TQToolTip::add( this, tooltip );
else if ( !command.isEmpty() )
TQToolTip::add( this, command );
else
TQToolTip::add( this, window );
setPixmap( KSystemTray::loadIcon( kapp->iconName() ) );
}
}
//
// Client related functions.
//
bool KSysTrayCmd::startClient()
{
client = new KShellProcess();
*client << command;
connect( twinmodule, TQT_SIGNAL(windowAdded(WId)), TQT_SLOT(windowAdded(WId)) );
connect( client, TQT_SIGNAL( processExited(KProcess *) ),
this, TQT_SLOT( clientExited() ) );
return client->start();
}
void KSysTrayCmd::clientExited()
{
delete client;
client = 0;
win = 0;
if ( lazyStart && noquit )
refresh();
else
tqApp->quit();
}
void KSysTrayCmd::quitClient()
{
if ( win ) {
// Before sending the close request we have to show the window
XMapWindow( tqt_xdisplay(), win );
NETRootInfo ri( tqt_xdisplay(), NET::CloseWindow );
ri.closeWindowRequest( win );
win=0;
noquit = false;
// We didn't give command, so we didn't open an application.
// That's why when the application is closed we aren't informed.
// So we quit now.
if ( !command ) {
tqApp->quit();
}
}
else {
tqApp->quit();
}
}
void KSysTrayCmd::quit()
{
if ( !isVisible ) {
showWindow();
}
tqApp->quit();
}
void KSysTrayCmd::execContextMenu( const TQPoint &pos )
{
KPopupMenu *menu = new KPopupMenu();
menu->insertTitle( *pixmap(), i18n( "KSysTrayCmd" ) );
int hideShowId = menu->insertItem( isVisible ? i18n( "&Hide" ) : i18n( "&Restore" ) );
int undockId = menu->insertItem( SmallIcon("close"), i18n( "&Undock" ) );
int quitId = menu->insertItem( SmallIcon("exit"), i18n( "&Quit" ) );
int cmd = menu->exec( pos );
if ( cmd == quitId )
quitClient();
else if ( cmd == undockId )
quit();
else if ( cmd == hideShowId )
{
if ( lazyStart && ( !hasRunningClient() ) )
{
start();
isVisible=true;
}
else if ( quitOnHide && ( hasRunningClient() ) && isVisible )
{
NETRootInfo ri( tqt_xdisplay(), NET::CloseWindow );
ri.closeWindowRequest( win );
isVisible=false;
}
else
toggleWindow();
}
delete menu;
}
void KSysTrayCmd::checkExistingWindows()
{
TQValueList<WId>::ConstIterator it;
for ( it = twinmodule->windows().begin(); it != twinmodule->windows().end(); ++it ) {
windowAdded( *it );
if ( win )
break;
}
}
void KSysTrayCmd::windowAdded(WId w)
{
if ( !window.isEmpty() && ( TQRegExp( window ).search( KWin::windowInfo(w).name() ) == -1 ) )
return; // no match
setTargetWindow( w );
}
void KSysTrayCmd::windowChanged( WId w )
{
if ( w != win )
return;
refresh();
}
//
// Tray icon event handlers
//
void KSysTrayCmd::mousePressEvent( TQMouseEvent *e )
{
if ( e->button() == Qt::RightButton )
execContextMenu( e->globalPos() );
else if ( lazyStart && ( !hasRunningClient() ) )
{
start();
isVisible=true;
}
else if ( quitOnHide && ( hasRunningClient() ) && isVisible )
{
NETRootInfo ri( tqt_xdisplay(), NET::CloseWindow );
ri.closeWindowRequest( win );
isVisible=false;
}
else
toggleWindow();
}
WId KSysTrayCmd::findRealWindow( WId w, int depth )
{
if( depth > 5 )
return None;
static Atom wm_state = XInternAtom( tqt_xdisplay(), "WM_STATE", False );
Atom type;
int format;
unsigned long nitems, after;
unsigned char* prop;
if( XGetWindowProperty( tqt_xdisplay(), w, wm_state, 0, 0, False, AnyPropertyType,
&type, &format, &nitems, &after, &prop ) == Success ) {
if( prop != NULL )
XFree( prop );
if( type != None )
return w;
}
Window root, parent;
Window* children;
unsigned int nchildren;
Window ret = None;
if( XQueryTree( tqt_xdisplay(), w, &root, &parent, &children, &nchildren ) != 0 ) {
for( unsigned int i = 0;
i < nchildren && ret == None;
++i )
ret = findRealWindow( children[ i ], depth + 1 );
if( children != NULL )
XFree( children );
}
return ret;
}