netradiant-custom/radiant/textureentry.h
2022-10-27 09:10:31 +03:00

146 lines
3.8 KiB
C++

/*
Copyright (C) 2001-2006, William Joseph.
All Rights Reserved.
This file is part of GtkRadiant.
GtkRadiant 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.
GtkRadiant 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 GtkRadiant; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#pragma once
#include <QCompleter>
#include <QStringListModel>
#include <QObject>
#include <QLineEdit>
#include <QEvent>
#include "generic/static.h"
#include "signal/isignal.h"
#include "shaderlib.h"
#include "texwindow.h"
template<typename StringList>
class EntryCompletion : public QObject
{
QCompleter* m_completer{};
QStringListModel* m_model{};
bool m_invalid = true;
public:
~EntryCompletion(){
delete m_completer;
}
void connect( QLineEdit* entry ){
if ( m_completer == nullptr ) {
m_completer = new QCompleter;
m_model = new QStringListModel( m_completer );
m_completer->setModel( m_model );
m_completer->setCaseSensitivity( Qt::CaseSensitivity::CaseInsensitive );
StringList().connect( InvalidateCaller( *this ) );
}
entry->setCompleter( m_completer );
entry->installEventFilter( this );
}
void append( const char* string ){
if( m_model->insertRow( m_model->rowCount() ) ){
m_model->setData( m_model->index( m_model->rowCount() - 1 ), string );
}
}
typedef MemberCaller1<EntryCompletion, const char*, &EntryCompletion::append> AppendCaller;
void fill(){
StringList().forEach( AppendCaller( *this ) );
m_invalid = false;
}
void clear(){
m_model->removeRows( 0, m_model->rowCount() );
}
void update(){
if( m_invalid ){
clear();
fill();
}
}
void invalidate(){
m_invalid = true;
}
typedef MemberCaller<EntryCompletion, &EntryCompletion::invalidate> InvalidateCaller;
protected:
bool eventFilter( QObject *obj, QEvent *event ) override {
if( event->type() == QEvent::FocusIn ) {
update();
}
return QObject::eventFilter( obj, event ); // standard event processing
}
};
/* loaded ( shaders + textures ) */
class TextureNameList
{
public:
void forEach( const ShaderNameCallback& callback ) const {
for ( QERApp_ActiveShaders_IteratorBegin(); !QERApp_ActiveShaders_IteratorAtEnd(); QERApp_ActiveShaders_IteratorIncrement() )
{
const IShader *shader = QERApp_ActiveShaders_IteratorCurrent();
if ( shader_equal_prefix( shader->getName(), "textures/" ) ) {
callback( shader->getName() + 9 );
}
}
}
void connect( const SignalHandler& update ) const {
TextureBrowser_addActiveShadersChangedCallback( update );
}
};
typedef Static< EntryCompletion<TextureNameList> > GlobalTextureEntryCompletion;
/* shaders + loaded textures */
class AllShadersNameList
{
public:
void forEach( const ShaderNameCallback& callback ) const {
GlobalShaderSystem().foreachShaderName( callback );
}
void connect( const SignalHandler& update ) const {
TextureBrowser_addActiveShadersChangedCallback( update );
}
};
typedef Static< EntryCompletion<AllShadersNameList> > GlobalAllShadersEntryCompletion;
/* shaders + may also include plain textures, loaded before first use */
class ShaderList
{
public:
void forEach( const ShaderNameCallback& callback ) const {
GlobalShaderSystem().foreachShaderName( callback );
}
void connect( const SignalHandler& update ) const {
TextureBrowser_addShadersRealiseCallback( update );
}
};
typedef Static< EntryCompletion<ShaderList> > GlobalShaderEntryCompletion;