mirror of
https://github.com/qgis/QGIS.git
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d7e6f025c7
git-svn-id: http://svn.osgeo.org/qgis/trunk/qgis@2536 c8812cc2-4d05-0410-92ff-de0c093fc19c
286 lines
7.6 KiB
C++
286 lines
7.6 KiB
C++
/***************************************************************************
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qgsgrassattributes.cpp - GRASS Attributes
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-------------------
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begin : July, 2004
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copyright : (C) 2004 by Radim Blazek
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email : blazek@itc.it
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***************************************************************************/
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/***************************************************************************
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* *
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* This program 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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***************************************************************************/
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#include <iostream>
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#include <qdir.h>
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#include <qfile.h>
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#include <qfiledialog.h>
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#include <qsettings.h>
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#include <qpixmap.h>
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#include <qlistbox.h>
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#include <qstringlist.h>
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#include <qlabel.h>
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#include <qcombobox.h>
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#include <qspinbox.h>
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#include <qmessagebox.h>
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#include <qinputdialog.h>
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#include <qsettings.h>
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#include <qpainter.h>
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#include <qpixmap.h>
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#include <qpen.h>
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#include <qpointarray.h>
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#include <qcursor.h>
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#include <qnamespace.h>
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#include <qtabwidget.h>
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#include <qtable.h>
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#include <qsettings.h>
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#include "../../src/qgis.h"
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#include "../../src/qgsmapcanvas.h"
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#include "../../src/qgsmaplayer.h"
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#include "../../src/qgsvectorlayer.h"
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#include "../../src/qgsdataprovider.h"
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#include "../../src/qgsmaptopixel.h"
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#include "../../src/qgsfeatureattribute.h"
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extern "C" {
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#include <gis.h>
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#include <Vect.h>
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}
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#include "../../providers/grass/qgsgrass.h"
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#include "../../providers/grass/qgsgrassprovider.h"
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#include "qgsgrassedit.h"
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#include "qgsgrassattributes.h"
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QgsGrassAttributes::QgsGrassAttributes ( QgsGrassEdit *edit, QgsGrassProvider *provider, int line,
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QWidget * parent, const char * name, WFlags f ) :QgsGrassAttributesBase ( parent, name, f)
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{
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#ifdef QGISDEBUG
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std::cerr << "QgsGrassAttributes()" << std::endl;
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#endif
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mEdit = edit;
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mProvider = provider;
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mLine = line;
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resultLabel->setText ( "" );
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// Remove old
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while ( tabCats->count() ) {
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tabCats->removePage( tabCats->currentPage() );
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}
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// TODO: does not work:
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connect( tabCats, SIGNAL(void currentChanged(QWidget *)), this, SLOT(tabChanged(QWidget *)));
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restorePosition();
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}
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QgsGrassAttributes::~QgsGrassAttributes ()
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{
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#ifdef QGISDEBUG
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std::cerr << "~QgsGrassAttributes()" << std::endl;
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#endif
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saveWindowLocation();
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}
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void QgsGrassAttributes::restorePosition()
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{
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QSettings settings;
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int ww = settings.readNumEntry("/qgis/grass/windows/attributes/w", 250);
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int wh = settings.readNumEntry("/qgis/grass/windows/attributes/h", 350);
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int wx = settings.readNumEntry("/qgis/grass/windows/attributes/x", 100);
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int wy = settings.readNumEntry("/qgis/grass/windows/attributes/y", 100);
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resize(ww,wh);
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move(wx,wy);
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}
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void QgsGrassAttributes::saveWindowLocation()
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{
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QSettings settings;
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QPoint p = this->pos();
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QSize s = this->size();
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settings.writeEntry("/qgis/grass/windows/attributes/x", p.x());
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settings.writeEntry("/qgis/grass/windows/attributes/y", p.y());
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settings.writeEntry("/qgis/grass/windows/attributes/w", s.width());
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settings.writeEntry("/qgis/grass/windows/attributes/h", s.height());
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}
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int QgsGrassAttributes::addTab ( const QString & label )
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{
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#ifdef QGISDEBUG
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std::cerr << "QgsGrassAttributes::addTab()" << std::endl;
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#endif
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QTable *tb = new QTable ( 2, 3 );
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tb->setColumnReadOnly ( 0, TRUE );
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tb->setColumnReadOnly ( 2, TRUE );
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tb->setRowReadOnly ( 0, TRUE );
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tb->setRowReadOnly ( 1, TRUE );
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tb->horizontalHeader()->setLabel( 0, "Column" );
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tb->horizontalHeader()->setLabel( 1, "Value" );
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tb->horizontalHeader()->setLabel( 2, "Type" ); // Internal use
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tb->setLeftMargin(0); // hide row labels
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tb->setText ( 0, 0, "Field" );
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tb->setText ( 1, 0, "Cat" );
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tabCats->addTab ( tb, label );
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return ( tabCats->count() - 1 );
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}
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void QgsGrassAttributes::setField ( int tab, int field )
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{
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#ifdef QGISDEBUG
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std::cerr << "QgsGrassAttributes::setField()" << std::endl;
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#endif
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QTable *tb = (QTable *) tabCats->page(tab);
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QString str;
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str.sprintf("%d", field);
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tb->setText ( 0, 1, str );
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}
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void QgsGrassAttributes::setCat ( int tab, const QString & name, int cat )
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{
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#ifdef QGISDEBUG
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std::cerr << "QgsGrassAttributes::setField()" << std::endl;
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#endif
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QTable *tb = (QTable *) tabCats->page(tab);
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tb->setText ( 1, 0, name );
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QString str;
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str.sprintf("%d", cat);
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tb->setText ( 1, 1, str );
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}
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void QgsGrassAttributes::addAttribute ( int tab, const QString &name, const QString &value,
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const QString &type )
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{
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#ifdef QGISDEBUG
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std::cerr << "QgsGrassAttributes::addAttribute(): " << name << ": " << value << std::endl;
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#endif
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QTable *tb = (QTable *) tabCats->page(tab);
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tb->setNumRows ( tb->numRows()+1 );
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int row = tb->numRows()-1;
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tb->setText ( row, 0, name );
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tb->setText ( row, 1, value );
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tb->setText ( row, 2, type );
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}
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void QgsGrassAttributes::addTextRow ( int tab, const QString &text )
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{
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#ifdef QGISDEBUG
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std::cerr << "QgsGrassAttributes::addTextRow()" << std::endl;
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#endif
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QTable *tb = (QTable *) tabCats->page(tab);
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tb->setNumRows ( tb->numRows()+1 );
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int row = tb->numRows()-1;
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tb->setText ( row, 0, text );
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tb->item(row,0)->setSpan(1,3); // must be after setText() whe item exists
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}
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void QgsGrassAttributes::updateAttributes ( )
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{
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#ifdef QGISDEBUG
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std::cerr << "QgsGrassAttributes::updateAttributes()" << std::endl;
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#endif
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QTable *tb = (QTable *) tabCats->currentPage();
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if ( tb->numRows() > 2 ) {
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QString sql;
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for ( int i = 2; i < tb->numRows(); i++ ) {
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if ( i > 2 ) sql.append (", ");
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if ( tb->text(i, 2) == "int" || tb->text(i, 2) == "double" ) {
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sql.append ( tb->text(i, 0) + " = " + tb->text(i, 1) );
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} else {
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QString val = tb->text(i, 1);
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val.replace("'","''");
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sql.append ( tb->text(i, 0) + " = '" + tb->text(i, 1) + "'" );
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}
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}
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#ifdef QGISDEBUG
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std::cerr << "sql: " << sql << std::endl;
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#endif
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QString *error = mProvider->updateAttributes ( tb->text(0,1).toInt(), tb->text(1,1).toInt(), sql );
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if ( !error->isEmpty() ) {
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QMessageBox::warning( 0, "Warning", *error );
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resultLabel->setText ( "ERROR" );
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} else {
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resultLabel->setText ( "OK" );
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}
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delete error;
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}
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}
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void QgsGrassAttributes::addCat ( )
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{
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#ifdef QGISDEBUG
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std::cerr << "QgsGrassAttributes::addCat()" << std::endl;
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#endif
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mEdit->addCat( mLine );
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// Select new tab
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tabCats->setCurrentPage( tabCats->count()-1 );
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}
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void QgsGrassAttributes::deleteCat ( )
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{
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#ifdef QGISDEBUG
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std::cerr << "QgsGrassAttributes::deleteCat()" << std::endl;
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#endif
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QTable *tb = (QTable *) tabCats->currentPage();
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int field = tb->text(0,1).toInt();
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int cat = tb->text(1,1).toInt();
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mEdit->deleteCat(mLine, field, cat);
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tabCats->removePage( tb );
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delete tb;
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}
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void QgsGrassAttributes::tabChanged ( QWidget *widget )
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{
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#ifdef QGISDEBUG
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std::cerr << "QgsGrassAttributes::tabChanged()" << std::endl;
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#endif
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QTable *tb = (QTable *) tabCats->currentPage();
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resultLabel->setText ( "" );
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}
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void QgsGrassAttributes::setLine ( int line )
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{
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mLine = line;
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}
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