forked from 0ad/0ad
86dc351205
This was SVN commit r2266.
184 lines
4.9 KiB
C++
Executable File
184 lines
4.9 KiB
C++
Executable File
#include "precompiled.h"
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#include "DOMEvent.h"
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#include "timer.h"
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#include "Profile.h"
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#include "ScriptObject.h"
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IEventTarget::~IEventTarget()
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{
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HandlerMap::iterator it;
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for( it = m_Handlers_name.begin(); it != m_Handlers_name.end(); it++ )
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delete( it->second );
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}
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bool IEventTarget::_DispatchEvent( CScriptEvent* evt, IEventTarget* target )
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{
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// TODO: Deal correctly with multiple handlers
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if( before && before->_DispatchEvent( evt, target ) )
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return( true ); // Stop propagation.
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evt->m_CurrentTarget = this;
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HandlerList::iterator it;
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for( it = m_Handlers_id[evt->m_TypeCode].begin(); it != m_Handlers_id[evt->m_TypeCode].end(); it++ )
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{
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DOMEventHandler id = *it;
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if( id && id->DispatchEvent( GetScriptExecContext( target ), evt ) )
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return( true );
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}
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HandlerRange range = m_Handlers_name.equal_range( evt->m_Type );
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HandlerMap::iterator itm;
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for( itm = range.first; itm != range.second; itm++ )
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{
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DOMEventHandler id = itm->second;
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if( id && id->DispatchEvent( GetScriptExecContext( target ), evt ) )
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return( true );
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}
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if( after && after->_DispatchEvent( evt, target ) )
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return( true ); // Stop propagation.
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return( false );
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}
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bool IEventTarget::DispatchEvent( CScriptEvent* evt )
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{
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const char* data = g_Profiler.InternString( "script: " + (CStr8)evt->m_Type );
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g_Profiler.StartScript( data );
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evt->m_Target = this;
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_DispatchEvent( evt, this );
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g_Profiler.Stop();
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return( !evt->m_Cancelled );
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}
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bool IEventTarget::AddHandler( int TypeCode, DOMEventHandler handler )
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{
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HandlerList::iterator it;
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for( it = m_Handlers_id[TypeCode].begin(); it != m_Handlers_id[TypeCode].end(); it++ )
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if( **it == *handler ) return( false );
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m_Handlers_id[TypeCode].push_back( handler );
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return( true );
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}
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bool IEventTarget::AddHandler( CStrW TypeString, DOMEventHandler handler )
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{
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HandlerMap::iterator it;
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HandlerRange range = m_Handlers_name.equal_range( TypeString );
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for( it = range.first; it != range.second; it++ )
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if( *( it->second ) == *handler ) return( false );
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m_Handlers_name.insert( HandlerMap::value_type( TypeString, handler ) );
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return( true );
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}
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bool IEventTarget::RemoveHandler( int TypeCode, DOMEventHandler handler )
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{
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HandlerList::iterator it;
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for( it = m_Handlers_id[TypeCode].begin(); it != m_Handlers_id[TypeCode].end(); it++ )
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if( **it == *handler )
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{
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m_Handlers_id[TypeCode].erase( it );
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return( true );
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}
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return( false );
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}
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bool IEventTarget::RemoveHandler( CStrW TypeString, DOMEventHandler handler )
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{
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HandlerMap::iterator it;
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HandlerRange range = m_Handlers_name.equal_range( TypeString );
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for( it = range.first; it != range.second; it++ )
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if( *( it->second ) == *handler )
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{
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delete( it->second );
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m_Handlers_name.erase( it );
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return( true );
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}
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return( false );
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}
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bool IEventTarget::AddHandlerJS( JSContext* cx, uintN argc, jsval* argv )
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{
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assert( argc >= 2 );
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DOMEventHandler handler = new CScriptObject( argv[1] );
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if( !handler->Defined() )
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{
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delete( handler );
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return( false );
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}
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if( !AddHandler( ToPrimitive<CStrW>( argv[0] ), handler ) )
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{
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delete( handler );
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return( false );
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}
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return( true );
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}
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bool IEventTarget::RemoveHandlerJS( JSContext* cx, uintN argc, jsval* argv )
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{
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assert( argc >= 2 );
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DOMEventHandler handler = new CScriptObject( argv[1] );
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if( !handler->Defined() )
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{
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delete( handler );
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return( false );
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}
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if( !RemoveHandler( ToPrimitive<CStrW>( argv[0] ), handler ) )
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{
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delete( handler );
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return( false );
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}
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delete( handler );
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return( true );
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}
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CScriptEvent::CScriptEvent( const CStrW& Type, unsigned int TypeCode, bool Cancelable, bool Blockable )
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{
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m_Type = Type; m_TypeCode = TypeCode;
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m_Cancelable = Cancelable; m_Cancelled = false;
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m_Blockable = Blockable; m_Blocked = false;
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m_Timestamp = (long)( get_time() * 1000.0 );
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}
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void CScriptEvent::ScriptingInit()
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{
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AddMethod<jsval, &CScriptEvent::ToString>( "toString", 0 );
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AddMethod<jsval, &CScriptEvent::PreventDefault>( "preventDefault", 0 );
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AddMethod<jsval, &CScriptEvent::PreventDefault>( "cancel", 0 );
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AddMethod<jsval, StopPropagation>( "stopPropagation", 0 );
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AddProperty( L"type", &CScriptEvent::m_Type, true );
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AddProperty( L"cancelable", &CScriptEvent::m_Cancelable, true );
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AddProperty( L"blockable", &CScriptEvent::m_Blockable, true );
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AddProperty( L"timestamp", &CScriptEvent::m_Timestamp, true );
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CJSObject<CScriptEvent>::ScriptingInit( "Event" );
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}
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jsval CScriptEvent::PreventDefault( JSContext* cx, uintN argc, jsval* argv )
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{
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if( m_Cancelable )
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m_Cancelled = true;
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return( JSVAL_VOID );
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}
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jsval CScriptEvent::StopPropagation( JSContext* cx, uintN argc, jsval* argv )
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{
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if( m_Blockable )
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m_Blocked = true;
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return( JSVAL_VOID );
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}
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jsval CScriptEvent::ToString( JSContext* cx, uintN argc, jsval* argv )
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{
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wchar_t buffer[256];
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swprintf( buffer, 256, L"[object Event: %ls]", m_Type.c_str() );
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buffer[255] = 0;
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utf16string str16=utf16string(buffer, buffer+wcslen(buffer));
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return( STRING_TO_JSVAL( JS_NewUCStringCopyZ( cx, str16.c_str() ) ) );
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}
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