Hard reset

code/uilib/uilayout.cpp

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+/*
+===========================================================================
+Copyright (C) 2015 the OpenMoHAA team
+
+This file is part of OpenMoHAA source code.
+
+OpenMoHAA source code is free software; you can redistribute it
+and/or modify it under the terms of the GNU General Public License as
+published by the Free Software Foundation; either version 2 of the License,
+or (at your option) any later version.
+
+OpenMoHAA source code is distributed in the hope that it will be
+useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with OpenMoHAA source code; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+===========================================================================
+*/
+
+#include "ui_local.h"
+
+Event EV_Layout_Menu
+	(
+	"menu",
+	EV_DEFAULT,
+	"sffsF",
+	"name width height direction motion_time",
+	"Sets up the layout of the menu."
+	);
+
+CLASS_DECLARATION( Listener, UILayout, NULL )
+{
+	{ &EV_Layout_Menu,			&UILayout::CreateWidgetContainer },
+	{ NULL, NULL }
+};
+
+UILayout::UILayout()
+{
+	BogusFunction();
+	m_script = NULL;
+	m_filename = NULL;
+}
+
+UILayout::UILayout
+	(
+	const char *filename
+	)
+
+{
+	BogusFunction();
+	m_script = NULL;
+	m_filename = filename;
+
+	if( filename )
+		Load( filename, true );
+}
+
+void UILayout::BogusFunction
+	(
+	void
+	)
+
+{
+}
+
+void UILayout::CreateWidgetContainer
+	(
+	Event *ev
+	)
+
+{
+	str name;
+	str direction;
+	float w, h;
+
+	name = ev->GetString( 1 );
+
+	if( !name.length() )
+		return;
+
+	w = ev->GetFloat( 2 );
+	h = ev->GetFloat( 3 );
+	direction = ev->GetString( 4 );
+
+	m_currentcontainer = new UIWidgetContainer;
+	m_currentcontainer->setName( name );
+
+	if( !stricmp( direction, "from_bottom" ) )
+	{
+		m_currentcontainer->setDirection( D_FROM_BOTTOM );
+	}
+	else if( !stricmp( direction, "from_top" ) )
+	{
+		m_currentcontainer->setDirection( D_FROM_TOP );
+	}
+	else if( !stricmp( direction, "from_left" ) )
+	{
+		m_currentcontainer->setDirection( D_FROM_LEFT );
+	}
+	else if( !stricmp( direction, "from_right" ) )
+	{
+		m_currentcontainer->setDirection( D_FROM_RIGHT );
+	}
+
+	if( ev->NumArgs() > 4 )
+	{
+		m_currentcontainer->setMotionTime( ev->GetFloat( 5 ) );
+	}
+
+	m_currentcontainer->setAlwaysOnBottom( true );
+	m_currentcontainer->InitFrame( NULL, 0, 0, w, h );
+	m_currentcontainer->m_layout = this;
+	m_currentwidget = m_currentcontainer;
+}
+
+void UILayout::ProcessCommands
+	(
+	bool bFullLoad
+	)
+
+{
+	const char		*token;
+	Event			*ev;
+	UIWidget		*widget;
+	str				postinclude;
+
+	try
+	{
+		while( m_script->TokenAvailable( true ) )
+		{
+			token = m_script->GetToken( true );
+
+			if( !strcmp( token, "end." ) )
+			{
+				break;
+			}
+			else if( !strcmp( token, "include" ) )
+			{
+				if( m_script->TokenAvailable( false ) )
+				{
+					m_scriptstack.Push( m_script );
+					Load( m_script->GetToken( false ), bFullLoad );
+					m_script = m_scriptstack.Pop();
+				}
+			}
+			else if( !strcmp( token, "postinclude" ) )
+			{
+				if( m_script->TokenAvailable( false ) )
+				{
+					token = m_script->GetToken( false );
+					postinclude = token;
+				}
+			}
+			else if( !strcmp( token, "resource" ) )
+			{
+				ClassDef *cls;
+				str cl;
+				const char *newname;
+
+				token = m_script->GetToken( true );
+
+				// find the class resource
+				newname = uii.Client_TranslateWidgetName( token );
+				if( !newname ) newname = token;
+
+				cl = "UI";
+				cl += newname;
+				cls = getClass( cl );
+				assert( cls );
+				if( !cls )
+				{
+					Com_Printf( "Failed to find resource type '%s'\n", token );
+					break;
+				}
+
+				widget = ( UIWidget * )cls->newInstance();
+
+				token = m_script->GetToken( true );
+				if( *token == '{' )
+				{
+					widget->InitFrame( m_currentcontainer, 0, 0, 128, 64, -1, "verdana-12" );
+
+					if( widget->m_bVirtual )
+					{
+						ev = new Event( EV_Layout_VirtualRes );
+						ev->AddInteger( 1 );
+						widget->ProcessEvent( ev );
+					}
+
+					token = m_script->GetToken( true );
+					while( 1 )
+					{
+						if( !strcmp( token, "}" ) )
+						{
+							break;
+						}
+
+						if( widget->ValidEvent( token ) )
+						{
+							ev = new Event( token );
+
+							while( m_script->TokenAvailable( false ) )
+							{
+								token = m_script->GetToken( false );
+								ev->AddToken( token );
+							}
+
+							widget->ProcessEvent( ev );
+						}
+
+						if( !m_script->TokenAvailable( true ) )
+							break;
+
+						token = m_script->GetToken( true );
+					}
+				}
+			}
+			else
+			{
+				if( ValidEvent( token ) )
+				{
+					ev = new Event( token );
+
+					while( m_script->TokenAvailable( false ) )
+					{
+						token = m_script->GetToken( false );
+						ev->AddToken( token );
+					}
+
+					ProcessEvent( ev );
+				}
+				else if( m_currentwidget && m_currentwidget->ValidEvent( token ) )
+				{
+					ev = new Event( token );
+
+					while( m_script->TokenAvailable( false ) )
+					{
+						token = m_script->GetToken( false );
+						ev->AddToken( token );
+					}
+
+					m_currentwidget->ProcessEvent( ev );
+				}
+			}
+		}
+	}
+	catch( ScriptException& exc )
+	{
+		uii.Sys_Printf( "UI EXCEPTION : %s\n", exc.string.c_str() );
+	}
+
+	// process post-includes
+	if( postinclude.length() )
+	{
+		m_scriptstack.Push( m_script );
+		Load( postinclude, bFullLoad );
+		m_script = m_scriptstack.Pop();
+	}
+}
+
+void UILayout::Load
+	(
+	const char *filename,
+	bool bFullLoad
+	)
+
+{
+	m_bLoaded = true;
+
+	m_script = new Script;
+	m_script->LoadFile( filename );
+
+	ProcessCommands( bFullLoad );
+
+	m_bLoaded = bFullLoad;
+
+	delete m_script;
+	m_script = NULL;
+}
+
+int UILayout::ForceLoad
+	(
+	void
+	)
+
+{
+	if( m_bLoaded )
+		return 0;
+
+	Load( m_filename, true );
+
+	return true;
+}