QGIS API Documentation 3.40.0-Bratislava (b56115d8743)
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qgsinstallgridshiftdialog.cpp
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1/***************************************************************************
2 qgsinstallgridshiftdialog.cpp
3 -------------------
4 begin : September 2019
5 copyright : (C) 2019 by Nyall Dawson
6 email : nyall dot dawson at gmail dot com
7 ***************************************************************************/
8
9/***************************************************************************
10 * *
11 * This program is free software; you can redistribute it and/or modify *
12 * it under the terms of the GNU General Public License as published by *
13 * the Free Software Foundation; either version 2 of the License, or *
14 * (at your option) any later version. *
15 * *
16 ***************************************************************************/
17
19#include "qgsgui.h"
20#include "qgssettings.h"
21#include "qgsapplication.h"
22
23#include <QFileDialog>
24#include <QMessageBox>
25
27
28QgsInstallGridShiftFileDialog::QgsInstallGridShiftFileDialog( const QString &gridName, QWidget *parent )
29 : QDialog( parent )
30 , mGridName( gridName )
31{
32 setupUi( this );
34
35 mInstallButton->setText( tr( "Install %1 from Folder…" ).arg( mGridName ) );
36
37 connect( mInstallButton, &QPushButton::clicked, this, &QgsInstallGridShiftFileDialog::installFromFile );
38}
39
40void QgsInstallGridShiftFileDialog::setDescription( const QString &html )
41{
42 mSummaryLabel->setHtml( html );
43}
44
45void QgsInstallGridShiftFileDialog::setDownloadMessage( const QString &message )
46{
47 mDownloadLabel->setText( message );
48}
49
50void QgsInstallGridShiftFileDialog::installFromFile()
51{
52 QgsSettings settings;
53 const QString initialDir = settings.value( QStringLiteral( "lastTransformGridFolder" ), QDir::homePath(), QgsSettings::App ).toString();
54 const QString gridFilePath = QFileDialog::getOpenFileName( nullptr, tr( "Install %1" ).arg( mGridName ), initialDir, QStringLiteral( "%1 (%1);;" ).arg( mGridName ) + tr( "Grid Shift Files" ) + QStringLiteral( " (*.gsb *.GSB *.tif);;" ) + QObject::tr( "All files" ) + " (*)" );
55
56 if ( gridFilePath.isEmpty() )
57 {
58 return; //canceled by the user
59 }
60
61 const QFileInfo fi( gridFilePath );
62 settings.setValue( QStringLiteral( "lastTransformGridFolder" ), fi.absolutePath(), QgsSettings::App );
63
64 const QString baseGridPath = QgsApplication::qgisSettingsDirPath() + QStringLiteral( "proj" );
65
66 const QString destFilePath = baseGridPath + '/' + mGridName;
67 const QString destPath = QFileInfo( destFilePath ).absolutePath();
68
69 if ( !QDir( destPath ).exists() )
70 QDir().mkpath( destPath );
71
72 if ( QFile::copy( gridFilePath, destFilePath ) )
73 {
74 QMessageBox::information( this, tr( "Install Grid File" ), tr( "The %1 grid shift file has been successfully installed. Please restart QGIS for this change to take effect." ).arg( mGridName ) );
75 accept();
76 }
77 else
78 {
79 QMessageBox::critical( this, tr( "Install Grid File" ), tr( "Could not copy %1 to %2. Please check folder permissions and retry." ).arg( mGridName, destFilePath ) );
80 }
81}
82
static QString qgisSettingsDirPath()
Returns the path to the settings directory in user's home dir.
static void enableAutoGeometryRestore(QWidget *widget, const QString &key=QString())
Register the widget to allow its position to be automatically saved and restored when open and closed...
Definition qgsgui.cpp:208
This class is a composition of two QSettings instances:
Definition qgssettings.h:64
QVariant value(const QString &key, const QVariant &defaultValue=QVariant(), Section section=NoSection) const
Returns the value for setting key.
void setValue(const QString &key, const QVariant &value, QgsSettings::Section section=QgsSettings::NoSection)
Sets the value of setting key to value.