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tdebase/khotkeys/shared/conditions.cpp

505 lines
12 KiB

/****************************************************************************
KHotKeys
Copyright (C) 1999-2001 Lubos Lunak <l.lunak@kde.org>
Distributed under the terms of the GNU General Public License version 2.
****************************************************************************/
#define _CONDITIONS_CPP_
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "conditions.h"
#ifdef KHOTKEYS_DEBUG
#include <typeinfo>
#endif
#include <tdeconfig.h>
#include <kdebug.h>
#include <klocale.h>
#include <assert.h>
#include <X11/Xlib.h>
#include <fixx11h.h>
#include "action_data.h"
namespace KHotKeys
{
// Condition
Condition::Condition( Condition_list_base* parent_P )
: _parent( parent_P )
{
if( _parent )
_parent->append( this );
}
Condition::Condition( TDEConfig&, Condition_list_base* parent_P )
: _parent( parent_P )
{
if( _parent )
_parent->append( this );
}
Condition* Condition::create_cfg_read( TDEConfig& cfg_P, Condition_list_base* parent_P )
{
TQString type = cfg_P.readEntry( "Type" );
if( type == "ACTIVE_WINDOW" )
return new Active_window_condition( cfg_P, parent_P );
if( type == "EXISTING_WINDOW" )
return new Existing_window_condition( cfg_P, parent_P );
if( type == "NOT" )
return new Not_condition( cfg_P, parent_P );
if( type == "AND" )
return new And_condition( cfg_P, parent_P );
if( type == "OR" )
return new Or_condition( cfg_P, parent_P );
kdWarning( 1217 ) << "Unknown Condition type read from cfg file\n";
return NULL;
}
Condition::~Condition()
{
if( _parent )
_parent->remove( this );
}
void Condition::cfg_write( TDEConfig& cfg_P ) const
{
cfg_P.writeEntry( "Type", "ERROR" );
}
void Condition::updated() const
{
if( !khotkeys_active())
return;
assert( _parent != NULL );
_parent->updated();
}
#ifdef KHOTKEYS_DEBUG
void Condition::debug( int depth_P )
{
char tmp[ 1024 ];
int i;
for( i = 0;
i < depth_P;
++i )
tmp[ i ] = ' ';
tmp[ i ] = '\0';
kdDebug( 1217 ) << tmp << description() << ":(" << this << ")" << endl;
}
void Condition::debug_list( const TQPtrList< Condition >& list_P, int depth_P )
{
char tmp[ 1024 ];
int i;
for( i = 0;
i < depth_P;
++i )
tmp[ i ] = ' ';
tmp[ i ] = '\0';
for( TQPtrListIterator< Condition > it( list_P );
it;
++it )
(*it)->debug( depth_P + 1 );
}
#endif
// Condition_list_base
Condition_list_base::Condition_list_base( TDEConfig& cfg_P, Condition_list_base* parent_P )
: Condition( parent_P )
{
TQString save_cfg_group = cfg_P.group();
int cnt = cfg_P.readNumEntry( "ConditionsCount", 0 );
for( int i = 0;
i < cnt;
++i )
{
cfg_P.setGroup( save_cfg_group + TQString::number( i ));
(void) Condition::create_cfg_read( cfg_P, this );
}
cfg_P.setGroup( save_cfg_group );
}
Condition_list_base::~Condition_list_base()
{
while( !isEmpty())
{
Condition* c = getFirst();
remove( c );
delete c;
}
}
void Condition_list_base::cfg_write( TDEConfig& cfg_P ) const
{
TQString save_cfg_group = cfg_P.group();
int i = 0;
for( Iterator it( *this );
it;
++it, ++i )
{
cfg_P.setGroup( save_cfg_group + TQString::number( i ));
it.current()->cfg_write( cfg_P );
}
cfg_P.setGroup( save_cfg_group );
cfg_P.writeEntry( "ConditionsCount", i );
}
bool Condition_list_base::accepts_children() const
{
return true;
}
#ifdef KHOTKEYS_DEBUG
void Condition_list_base::debug( int depth_P )
{
char tmp[ 1024 ];
int i;
for( i = 0;
i < depth_P;
++i )
tmp[ i ] = ' ';
tmp[ i ] = '\0';
kdDebug( 1217 ) << tmp << typeid( *this ).name() << ":(" << this << ")" << endl;
debug_list( *this, depth_P + 1 );
}
#endif
// Condition_list
Condition_list::Condition_list( TDEConfig& cfg_P, Action_data_base* data_P )
: Condition_list_base( cfg_P, NULL ), data( data_P )
{
_comment = cfg_P.readEntry( "Comment" );
}
void Condition_list::cfg_write( TDEConfig& cfg_P ) const
{
base::cfg_write( cfg_P );
cfg_P.writeEntry( "Comment", comment());
}
Condition_list* Condition_list::copy( Action_data_base* data_P ) const
{
Condition_list* ret = new Condition_list( comment(), data_P );
for( Iterator it( *this );
it;
++it )
ret->append( it.current()->copy( ret ));
return ret;
}
bool Condition_list::match() const
{
if( count() == 0 ) // no conditions to match => ok
return true;
for( Iterator it( *this );
it;
++it )
if( it.current()->match()) // OR
return true;
return false;
}
void Condition_list::updated() const
{
if( !khotkeys_active())
return;
data->update_triggers();
// base::updated(); no need to, doesn't have parent
}
// CHECKME tohle je drobet hack, jeste to zvazit
void Condition_list::set_data( Action_data_base* data_P )
{
assert( data == NULL || data == data_P );
data = data_P;
}
const TQString Condition_list::description() const
{
assert( false );
return TQString::null;
}
Condition_list* Condition_list::copy( Condition_list_base* ) const
{
assert( false );
return NULL;
}
// Active_window_condition
Active_window_condition::Active_window_condition( TDEConfig& cfg_P, Condition_list_base* parent_P )
: Condition( cfg_P, parent_P )
{
TQString save_cfg_group = cfg_P.group();
cfg_P.setGroup( save_cfg_group + "Window" );
_window = new Windowdef_list( cfg_P );
cfg_P.setGroup( save_cfg_group );
init();
set_match();
}
void Active_window_condition::init()
{
connect( windows_handler, TQT_SIGNAL( active_window_changed( WId )),
this, TQT_SLOT( active_window_changed( WId )));
}
bool Active_window_condition::match() const
{
return is_match;
}
void Active_window_condition::set_match()
{
is_match = window()->match( Window_data( windows_handler->active_window()));
kdDebug( 1217 ) << "Active_window_condition::set_match :" << is_match << endl;
updated();
}
void Active_window_condition::cfg_write( TDEConfig& cfg_P ) const
{
base::cfg_write( cfg_P );
TQString save_cfg_group = cfg_P.group();
cfg_P.setGroup( save_cfg_group + "Window" );
window()->cfg_write( cfg_P );
cfg_P.setGroup( save_cfg_group );
cfg_P.writeEntry( "Type", "ACTIVE_WINDOW" ); // overwrites value set in base::cfg_write()
}
#ifndef COVARIANT_RETURN_BROKEN
Active_window_condition* Active_window_condition::copy( Condition_list_base* parent_P ) const
#else
Condition* Active_window_condition::copy( Condition_list_base* parent_P ) const
#endif
{
return new Active_window_condition( window()->copy(), parent_P );
}
const TQString Active_window_condition::description() const
{
return i18n( "Active window: " ) + window()->comment();
}
void Active_window_condition::active_window_changed( WId )
{
set_match();
}
Active_window_condition::~Active_window_condition()
{
disconnect( windows_handler, NULL, this, NULL );
delete _window;
}
// Existing_window_condition
Existing_window_condition::Existing_window_condition( TDEConfig& cfg_P, Condition_list_base* parent_P )
: Condition( cfg_P, parent_P )
{
TQString save_cfg_group = cfg_P.group();
cfg_P.setGroup( save_cfg_group + "Window" );
_window = new Windowdef_list( cfg_P );
cfg_P.setGroup( save_cfg_group );
init();
set_match();
}
void Existing_window_condition::init()
{
connect( windows_handler, TQT_SIGNAL( window_added( WId )), this, TQT_SLOT( window_added( WId )));
connect( windows_handler, TQT_SIGNAL( window_removed( WId )), this, TQT_SLOT( window_removed( WId )));
}
bool Existing_window_condition::match() const
{
return is_match;
}
void Existing_window_condition::set_match( WId w_P )
{
if( w_P != None && !is_match )
is_match = window()->match( Window_data( w_P ));
else
is_match = windows_handler->find_window( window()) != None;
kdDebug( 1217 ) << "Existing_window_condition::set_match :" << is_match << endl;
updated();
}
void Existing_window_condition::cfg_write( TDEConfig& cfg_P ) const
{
base::cfg_write( cfg_P );
TQString save_cfg_group = cfg_P.group();
cfg_P.setGroup( save_cfg_group + "Window" );
window()->cfg_write( cfg_P );
cfg_P.setGroup( save_cfg_group );
cfg_P.writeEntry( "Type", "EXISTING_WINDOW" ); // overwrites value set in base::cfg_write()
}
#ifndef COVARIANT_RETURN_BROKEN
Existing_window_condition* Existing_window_condition::copy( Condition_list_base* parent_P ) const
#else
Condition* Existing_window_condition::copy( Condition_list_base* parent_P ) const
#endif
{
return new Existing_window_condition( window()->copy(), parent_P );
}
const TQString Existing_window_condition::description() const
{
return i18n( "Existing window: " ) + window()->comment();
}
void Existing_window_condition::window_added( WId w_P )
{
set_match( w_P );
}
void Existing_window_condition::window_removed( WId )
{
set_match();
}
Existing_window_condition::~Existing_window_condition()
{
disconnect( windows_handler, NULL, this, NULL );
delete _window;
}
// Not_condition
Not_condition::Not_condition( TDEConfig& cfg_P, Condition_list_base* parent_P )
: Condition_list_base( cfg_P, parent_P )
{
// CHECKME kontrola poctu ?
}
bool Not_condition::match() const
{
return condition() ? !condition()->match() : false;
}
void Not_condition::cfg_write( TDEConfig& cfg_P ) const
{
base::cfg_write( cfg_P );
cfg_P.writeEntry( "Type", "NOT" ); // overwrites value set in base::cfg_write()
}
Not_condition* Not_condition::copy( Condition_list_base* parent_P ) const
{
Not_condition* ret = new Not_condition( parent_P );
if( condition())
ret->append( condition()->copy( ret ));
return ret;
}
const TQString Not_condition::description() const
{
return i18n( "Not_condition", "Not" );
}
bool Not_condition::accepts_children() const
{
return count() == 0;
}
// And_condition
And_condition::And_condition( TDEConfig& cfg_P, Condition_list_base* parent_P )
: Condition_list_base( cfg_P, parent_P )
{
// CHECKME kontrola poctu ?
}
bool And_condition::match() const
{
for( Iterator it( *this );
it;
++it )
if( !it.current()->match()) // AND
return false;
return true; // all true (or empty)
}
void And_condition::cfg_write( TDEConfig& cfg_P ) const
{
base::cfg_write( cfg_P );
cfg_P.writeEntry( "Type", "AND" ); // overwrites value set in base::cfg_write()
}
And_condition* And_condition::copy( Condition_list_base* parent_P ) const
{
And_condition* ret = new And_condition( parent_P );
for( Iterator it( *this );
it;
++it )
ret->append( (*it)->copy( ret ));
return ret;
}
const TQString And_condition::description() const
{
return i18n( "And_condition", "And" );
}
// Or_condition
Or_condition::Or_condition( TDEConfig& cfg_P, Condition_list_base* parent_P )
: Condition_list_base( cfg_P, parent_P )
{
// CHECKME kontrola poctu ?
}
bool Or_condition::match() const
{
if( count() == 0 ) // empty => ok
return true;
for( Iterator it( *this );
it;
++it )
if( it.current()->match()) // OR
return true;
return false;
}
void Or_condition::cfg_write( TDEConfig& cfg_P ) const
{
base::cfg_write( cfg_P );
cfg_P.writeEntry( "Type", "OR" ); // overwrites value set in base::cfg_write()
}
Or_condition* Or_condition::copy( Condition_list_base* parent_P ) const
{
Or_condition* ret = new Or_condition( parent_P );
for( Iterator it( *this );
it;
++it )
ret->append( (*it)->copy( ret ));
return ret;
}
const TQString Or_condition::description() const
{
return i18n( "Or_condition", "Or" );
}
} // namespace KHotKeys
#include "conditions.moc"