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154 lines
3.1 KiB
154 lines
3.1 KiB
/*
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* Copyright (C) 2016 Hong Jen Yee (PCMan) <pcman.tw@gmail.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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#ifndef __LIBFM_QT_FM_LIST_H__
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#define __LIBFM_QT_FM_LIST_H__
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#include <libfm/fm.h>
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#include <QObject>
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#include <QtGlobal>
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#include "libfmqtglobals.h"
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namespace Fm {
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class LIBFM_QT_API List {
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public:
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List(FmListFuncs* funcs) {
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dataPtr_ = reinterpret_cast<FmList*>(fm_list_new(funcs));
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}
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// default constructor
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List() {
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dataPtr_ = nullptr;
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}
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List(FmList* dataPtr){
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dataPtr_ = dataPtr != nullptr ? reinterpret_cast<FmList*>(fm_list_ref(dataPtr)) : nullptr;
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}
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// copy constructor
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List(const List& other) {
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dataPtr_ = other.dataPtr_ != nullptr ? reinterpret_cast<FmList*>(fm_list_ref(other.dataPtr_)) : nullptr;
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}
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// move constructor
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List(List&& other) {
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dataPtr_ = reinterpret_cast<FmList*>(other.takeDataPtr());
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}
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// destructor
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~List() {
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if(dataPtr_ != nullptr) {
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fm_list_unref(dataPtr_);
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}
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}
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// create a wrapper for the data pointer without increasing the reference count
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static List wrapPtr(FmList* dataPtr) {
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List obj;
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obj.dataPtr_ = reinterpret_cast<FmList*>(dataPtr);
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return obj;
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}
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// disown the managed data pointer
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FmList* takeDataPtr() {
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FmList* data = reinterpret_cast<FmList*>(dataPtr_);
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dataPtr_ = nullptr;
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return data;
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}
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// get the raw pointer wrapped
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FmList* dataPtr() {
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return reinterpret_cast<FmList*>(dataPtr_);
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}
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// automatic type casting
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operator FmList*() {
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return dataPtr();
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}
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// automatic type casting
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operator void*() {
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return dataPtr();
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}
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// copy assignment
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List& operator=(const List& other) {
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if(dataPtr_ != nullptr) {
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fm_list_unref(dataPtr_);
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}
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dataPtr_ = other.dataPtr_ != nullptr ? reinterpret_cast<FmList*>(fm_list_ref(other.dataPtr_)) : nullptr;
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return *this;
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}
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// move assignment
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List& operator=(List&& other) {
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dataPtr_ = reinterpret_cast<FmList*>(other.takeDataPtr());
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return *this;
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}
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bool isNull() {
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return (dataPtr_ == nullptr);
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}
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// methods
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void deleteLink(GList* l_) {
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fm_list_delete_link(dataPtr(), l_);
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}
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void removeAll(gpointer data) {
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fm_list_remove_all(dataPtr(), data);
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}
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void remove(gpointer data) {
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fm_list_remove(dataPtr(), data);
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}
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void clear(void) {
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fm_list_clear(dataPtr());
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}
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private:
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FmList* dataPtr_; // data pointer for the underlying C struct
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};
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}
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#endif // __LIBFM_QT_FM_LIST_H__
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