139 lines
3.8 KiB
C++
139 lines
3.8 KiB
C++
/****************************************************************************
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**
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** This file is part of the LibreCAD project, a 2D CAD program
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**
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** Copyright (C) 2011 Rallaz (rallazz@gmail.com)
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** Copyright (C) 2010 R. van Twisk (librecad@rvt.dds.nl)
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**
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**
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** This file is free software; you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation; either version 2 of the License, or
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** (at your option) any later version.
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**
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** This program 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
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** GNU General Public License for more details.
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**
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** You should have received a copy of the GNU General Public License
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** along with this program; 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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** This copyright notice MUST APPEAR in all copies of the script!
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**
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**********************************************************************/
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#ifndef QG_BLOCKWIDGET_H
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#define QG_BLOCKWIDGET_H
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#include <QWidget>
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#include <QIcon>
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#include <QAbstractTableModel>
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#include <QItemSelection>
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#include "rs_blocklistlistener.h"
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class QG_ActionHandler;
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class QTableView;
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class QLineEdit;
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/**
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* Implementation of a model to use in QG_BlockWidget
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*/
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class QG_BlockModel: public QAbstractTableModel {
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public:
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enum {
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VISIBLE,
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NAME,
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LAST
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};
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QG_BlockModel(QObject * parent = 0);
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~QG_BlockModel() = default;
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Qt::ItemFlags flags ( const QModelIndex & /*index*/ ) const {
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return Qt::ItemIsSelectable|Qt::ItemIsEnabled;}
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int columnCount(const QModelIndex &/*parent*/) const {return LAST;}
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int rowCount ( const QModelIndex & parent = QModelIndex() ) const;
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QVariant data ( const QModelIndex & index, int role = Qt::DisplayRole ) const;
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QModelIndex parent ( const QModelIndex & index ) const;
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QModelIndex index ( int row, int column, const QModelIndex & parent = QModelIndex() ) const;
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void setBlockList(RS_BlockList* bl);
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RS_Block *getBlock( int row );
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QModelIndex getIndex (RS_Block * blk);
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RS_Block* getActiveBlock() { return activeBlock; };
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void setActiveBlock(RS_Block* b) { activeBlock = b; };
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private:
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QList<RS_Block*> listBlock;
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QIcon blockVisible;
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QIcon blockHidden;
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RS_Block* activeBlock {nullptr};
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};
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/**
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* This is the Qt implementation of a widget which can view a
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* block list.
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*/
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class QG_BlockWidget: public QWidget, public RS_BlockListListener {
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Q_OBJECT
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public:
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QG_BlockWidget(QG_ActionHandler* ah, QWidget* parent,
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const char* name=0, Qt::WindowFlags f = 0);
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~QG_BlockWidget();
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void setBlockList(RS_BlockList* blockList) {
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this->blockList = blockList;
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update();
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}
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RS_BlockList* getBlockList() {
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return blockList;
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}
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void update();
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void activateBlock(RS_Block* block);
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virtual void blockAdded(RS_Block*);
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virtual void blockEdited(RS_Block*) {
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update();
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}
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virtual void blockRemoved(RS_Block*) {
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update();
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}
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virtual void blockToggled(RS_Block*) {
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update();
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}
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signals:
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void escape();
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public slots:
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void slotActivated(QModelIndex blockIdx);
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void slotSelectionChanged(
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const QItemSelection &selected,
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const QItemSelection &deselected);
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void slotUpdateBlockList();
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protected:
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void contextMenuEvent(QContextMenuEvent *e);
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virtual void keyPressEvent(QKeyEvent* e);
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private:
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RS_BlockList* blockList;
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QLineEdit* matchBlockName;
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QTableView* blockView;
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QG_BlockModel *blockModel;
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RS_Block* lastBlock;
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QG_ActionHandler* actionHandler;
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void restoreSelections();
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};
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#endif
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