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Workaround for Linux Distro Qt where examples live in write-protected dirs.

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Offer to copy the project into an alternative root.
This commit is contained in:
Daniel Molkentin
2009-10-22 17:59:17 +02:00
parent 60578cb556
commit 81de0f86ba
1 changed files with 84 additions and 3 deletions
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87
src/plugins/qt4projectmanager/gettingstartedwelcomepagewidget.cpp
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@@ -33,6 +33,8 @@
#include <coreplugin/icore.h>
#include <coreplugin/coreconstants.h>
#include <utils/pathchooser.h>
#include <extensionsystem/pluginmanager.h>
#include <help/helpplugin.h>
@@ -42,8 +44,12 @@
#include <QtCore/QFileInfo>
#include <QtCore/QDebug>
#include <QtCore/QUrl>
#include <QtCore/QSettings>
#include <QtCore/QXmlStreamReader>
#include <QtGui/QDialogButtonBox>
#include <QtGui/QFont>
#include <QtGui/QMessageBox>
#include <QtGui/QPushButton>
namespace Qt4ProjectManager {
namespace Internal {
@@ -159,17 +165,92 @@ void GettingStartedWelcomePageWidget::slotEnableExampleButton(int index)
ui->openExampleButton->setEnabled(!fileName.isEmpty());
}
namespace {
void copyRecursive(const QDir& from, const QDir& to, const QString& dir)
{
QDir dest(to);
dest.mkdir(dir);
dest.cd(dir);
QDir src(from);
src.cd(dir);
foreach(const QFileInfo& roFile, src.entryInfoList(QDir::Files)) {
QFile::copy(roFile.absoluteFilePath(), dest.absolutePath() + '/' + roFile.fileName());
}
foreach(const QString& roDir, src.entryList(QDir::NoDotAndDotDot|QDir::Dirs)) {
copyRecursive(src, dest, QDir(roDir).dirName());
}
}
} // namespace
void GettingStartedWelcomePageWidget::slotOpenExample()
{
QComboBox *box = ui->examplesComboBox;
QString proFile = box->itemData(box->currentIndex(), Qt::UserRole).toString();
QString helpFile = box->itemData(box->currentIndex(), Qt::UserRole + 1).toString();
QStringList files;
QFileInfo fi(proFile);
QString tryFile = fi.path() + "/main.cpp";
QFileInfo proFileInfo(proFile);
// If the Qt is a distro Qt on Linux, it will not be writable, hence compilation will fail
if (!proFileInfo.isWritable())
{
QDialog d;
QGridLayout *lay = new QGridLayout(&d);
QLabel *descrLbl = new QLabel;
d.setWindowTitle(tr("Copy Project to writable Location?"));
descrLbl->setTextFormat(Qt::RichText);
descrLbl->setWordWrap(true);
descrLbl->setText(tr("<p>The project you are about to open is located in the "
"write-protected location:</p><blockquote>%1</blockquote>"
"<p>Please select a writable location below and click \"Copy Project and Open\" "
"to open a modifiable copy of the project or click \"Keep Project and Open\" "
"to open the project in location.</p><p><b>Note:</b> You will not "
"be able to alter or compile your project in the current location.</p>")
.arg(QDir::toNativeSeparators(proFileInfo.dir().absolutePath())));
lay->addWidget(descrLbl, 0, 0, 1, 2);
QLabel *txt = new QLabel(tr("&Location:"));
Utils::PathChooser *chooser = new Utils::PathChooser;
txt->setBuddy(chooser);
chooser->setExpectedKind(Utils::PathChooser::Directory);
QSettings *settings = Core::ICore::instance()->settings();
chooser->setPath(settings->value(
QString::fromLatin1("General/ProjectsFallbackRoot"), QDir::homePath()).toString());
lay->addWidget(txt, 1, 0);
lay->addWidget(chooser, 1, 1);
QDialogButtonBox *bb = new QDialogButtonBox;
connect(bb, SIGNAL(accepted()), &d, SLOT(accept()));
connect(bb, SIGNAL(rejected()), &d, SLOT(reject()));
QPushButton *copyBtn = bb->addButton(tr("&Copy Project and Open"), QDialogButtonBox::AcceptRole);
copyBtn->setDefault(true);
bb->addButton(tr("&Keep Project and Open"), QDialogButtonBox::RejectRole);
lay->addWidget(bb, 2, 0, 1, 2);
connect(chooser, SIGNAL(validChanged(bool)), copyBtn, SLOT(setEnabled(bool)));
if (d.exec() == QDialog::Accepted) {
QString exampleDirName = proFileInfo.dir().dirName();
QString toDir = chooser->path();
settings->setValue(QString::fromLatin1("General/ProjectsFallbackRoot"), toDir);
QDir toDirWithExamplesDir(toDir);
if (toDirWithExamplesDir.cd(exampleDirName)) {
toDirWithExamplesDir.cdUp(); // step out, just to not be in the way
QMessageBox::warning(topLevelWidget(), tr("Warning"),
tr("The specified location already exists. "
"Please specify a valid location."),
QMessageBox::Ok, QMessageBox::NoButton);
return;
} else {
QDir from = proFileInfo.dir();
from.cdUp();
copyRecursive(from, toDir, exampleDirName);
// set vars to new location
proFileInfo = QFileInfo(toDir + '/'+ exampleDirName + '/' + proFileInfo.fileName());
proFile = proFileInfo.absoluteFilePath();
}
}
}
QString tryFile = proFileInfo.path() + "/main.cpp";
files << proFile;
if(!QFile::exists(tryFile))
tryFile = fi.path() + '/' + fi.baseName() + ".cpp";
tryFile = proFileInfo.path() + '/' + proFileInfo.baseName() + ".cpp";
if(QFile::exists(tryFile))
files << tryFile;
Core::ICore::instance()->openFiles(files);