ImageViewer: Proliferate FilePath use

Get rid of a few .toFileInfo() and related calls.

Change-Id: I85a384848294e045fe07f621f06ebb17e567b444
Reviewed-by: Christian Stenger <christian.stenger@qt.io>
Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org>

src/plugins/imageviewer/exportdialog.cpp

@@ -24,8 +24,9 @@
 #include <QSpinBox>
 #include <QToolButton>
 
-namespace ImageViewer {
-namespace Internal {
+using namespace Utils;
+
+namespace ImageViewer::Internal {
 
 enum { exportMinimumSize = 1, exportMaximumSize = 2000 };
 
@@ -98,10 +99,10 @@ void ExportDialog::accept()
         QMessageBox::warning(this, windowTitle(), m_pathChooser->errorMessage());
         return;
     }
-    const QString fileName = exportFileName();
-    if (QFileInfo::exists(fileName)) {
+    const FilePath filePath = exportFileName();
+    if (filePath.exists()) {
         const QString question = Tr::tr("%1 already exists.\nWould you like to overwrite it?")
-            .arg(QDir::toNativeSeparators(fileName));
+            .arg(filePath.toUserOutput());
         if (QMessageBox::question(this, windowTitle(), question, QMessageBox::Yes | QMessageBox::No) !=  QMessageBox::Yes)
             return;
     }
@@ -156,14 +157,14 @@ void ExportDialog::exportHeightChanged(int height)
     setExportWidthBlocked(square ? height : qRound(qreal(height) * m_aspectRatio));
 }
 
-QString ExportDialog::exportFileName() const
+FilePath ExportDialog::exportFileName() const
 {
-    return m_pathChooser->filePath().toString();
+    return m_pathChooser->filePath();
 }
 
-void ExportDialog::setExportFileName(const QString &f)
+void ExportDialog::setExportFileName(const FilePath &f)
 {
-    m_pathChooser->setFilePath(Utils::FilePath::fromString(f));
+    m_pathChooser->setFilePath(f);
 }
 
 ExportData ExportDialog::exportData() const
@@ -171,5 +172,4 @@ ExportData ExportDialog::exportData() const
     return {exportFileName(), exportSize()};
 }
 
-} // namespace Internal
-} // namespace ImageViewer
+} // ImageViewer::Internal

src/plugins/imageviewer/exportdialog.h

@@ -7,7 +7,10 @@
 
 QT_FORWARD_DECLARE_CLASS(QSpinBox)
 
-namespace Utils { class PathChooser; }
+namespace Utils {
+class FilePath;
+class PathChooser;
+} // Utils
 
 namespace ImageViewer::Internal {
 
@@ -21,8 +24,8 @@ public:
     QSize exportSize() const;
     void setExportSize(const QSize &);
 
-    QString exportFileName() const;
-    void setExportFileName(const QString &);
+    Utils::FilePath exportFileName() const;
+    void setExportFileName(const Utils::FilePath &);
 
     ExportData exportData() const;
 

src/plugins/imageviewer/imageview.cpp

@@ -40,6 +40,8 @@ const char kSettingsBackground[] = "ShowBackground";
 const char kSettingsOutline[] = "ShowOutline";
 const char kSettingsFitToScreen[] = "FitToScreen";
 
+using namespace Utils;
+
 namespace ImageViewer {
 namespace Constants {
     const qreal DEFAULT_SCALE_FACTOR = 1.2;
@@ -157,25 +159,24 @@ QImage ImageView::renderSvg(const QSize &imageSize) const
 
 bool ImageView::exportSvg(const ExportData &ed)
 {
-    const bool result = renderSvg(ed.size).save(ed.fileName);
+    const bool result = renderSvg(ed.size).save(ed.filePath.toFSPathString());
     if (result) {
         const QString message = Tr::tr("Exported \"%1\", %2x%3, %4 bytes")
-            .arg(QDir::toNativeSeparators(ed.fileName))
+            .arg(ed.filePath.toUserOutput())
             .arg(ed.size.width()).arg(ed.size.height())
-            .arg(QFileInfo(ed.fileName).size());
+            .arg(ed.filePath.fileSize());
         Core::MessageManager::writeDisrupting(message);
     } else {
-        const QString message = Tr::tr("Could not write file \"%1\".").arg(QDir::toNativeSeparators(ed.fileName));
+        const QString message = Tr::tr("Could not write file \"%1\".").arg(ed.filePath.toUserOutput());
         QMessageBox::critical(this, Tr::tr("Export Image"), message);
     }
     return result;
 }
 
 #ifndef QT_NO_SVG
-static QString suggestedExportFileName(const QFileInfo &fi)
+static FilePath suggestedExportFileName(const FilePath &fi)
 {
-    return fi.absolutePath() + QLatin1Char('/') + fi.baseName()
-        + QStringLiteral(".png");
+    return fi.absolutePath().pathAppended(fi.baseName() + ".png");
 }
 #endif
 
@@ -195,11 +196,11 @@ void ImageView::exportImage()
     auto svgItem = qgraphicsitem_cast<QGraphicsSvgItem *>(m_imageItem);
     QTC_ASSERT(svgItem, return);
 
-    const QFileInfo origFi = m_file->filePath().toFileInfo();
+    const FilePath origPath = m_file->filePath();
     ExportDialog exportDialog(this);
-    exportDialog.setWindowTitle(Tr::tr("Export %1").arg(origFi.fileName()));
+    exportDialog.setWindowTitle(Tr::tr("Export %1").arg(origPath.fileName()));
     exportDialog.setExportSize(svgSize());
-    exportDialog.setExportFileName(suggestedExportFileName(origFi));
+    exportDialog.setExportFileName(suggestedExportFileName(origPath));
 
     while (exportDialog.exec() == QDialog::Accepted && !exportSvg(exportDialog.exportData())) {}
 #endif // !QT_NO_SVG
@@ -210,14 +211,13 @@ void ImageView::exportMultiImages()
 #ifndef QT_NO_SVG
     QTC_ASSERT(qgraphicsitem_cast<QGraphicsSvgItem *>(m_imageItem), return);
 
-    const QFileInfo origFi = m_file->filePath().toFileInfo();
+    const FilePath origPath = m_file->filePath();
     const QSize size = svgSize();
-    const QString title =
-        Tr::tr("Export a Series of Images from %1 (%2x%3)")
-          .arg(origFi.fileName()).arg(size.width()).arg(size.height());
+    const QString title = Tr::tr("Export a Series of Images from %1 (%2x%3)")
+          .arg(origPath.fileName()).arg(size.width()).arg(size.height());
     MultiExportDialog multiExportDialog;
     multiExportDialog.setWindowTitle(title);
-    multiExportDialog.setExportFileName(suggestedExportFileName(origFi));
+    multiExportDialog.setExportFileName(suggestedExportFileName(origPath));
     multiExportDialog.setSvgSize(size);
     multiExportDialog.suggestSizes();
 

src/plugins/imageviewer/imageview.h

@@ -4,6 +4,8 @@
 
 #pragma once
 
+#include <utils/filepath.h>
+
 #include <QGraphicsView>
 
 QT_FORWARD_DECLARE_CLASS(QImage)
@@ -17,7 +19,7 @@ namespace ImageViewer::Internal {
 class ImageViewerFile;
 
 struct ExportData {
-    QString fileName;
+    Utils::FilePath filePath;
     QSize size;
 };
 

src/plugins/imageviewer/multiexportdialog.cpp

@@ -15,8 +15,6 @@
 #include <utils/utilsicons.h>
 
 #include <QDialogButtonBox>
-#include <QDir>
-#include <QFileInfo>
 #include <QFormLayout>
 #include <QLabel>
 #include <QLineEdit>
@@ -27,6 +25,8 @@
 #include <QToolButton>
 #include <QWidgetAction>
 
+using namespace Utils;
+
 namespace ImageViewer::Internal {
 
 static const int standardIconSizesValues[] = {16, 24, 32, 48, 64, 128, 256};
@@ -95,11 +95,11 @@ static QVector<QSize> stringToSizes(const QString &s)
     return result;
 }
 
-static QString fileNameForSize(QString pattern, const QSize &s)
+static FilePath fileNameForSize(QString pattern, const QSize &s)
 {
     pattern.replace("%1", QString::number(s.width()));
     pattern.replace("%2", QString::number(s.height()));
-    return pattern;
+    return FilePath::fromString(pattern);
 }
 
 // Helpers for writing/reading the user-specified size specifications
@@ -236,7 +236,7 @@ void MultiExportDialog::suggestSizes()
 QVector<ExportData> MultiExportDialog::exportData() const
 {
     const QVector<QSize> sizeList = sizes();
-    const QString pattern = exportFileName();
+    const QString pattern = exportFileName().toString();
      QVector<ExportData> result;
      result.reserve(sizeList.size());
      for (const QSize &s : sizeList)
@@ -268,7 +268,7 @@ void MultiExportDialog::accept()
                              Tr::tr("Invalid size specification: %1").arg(sizeSpec));
         return;
     }
-    if (data.size() > 1 && data.at(0).fileName == data.at(1).fileName) {
+    if (data.size() > 1 && data.at(0).filePath == data.at(1).filePath) {
         QMessageBox::warning(this, windowTitle(),
                              Tr::tr("The file name must contain one of the placeholders %1, %2.")
                                 .arg(QString("%1"), QString("%2")));
@@ -277,17 +277,17 @@ void MultiExportDialog::accept()
 
     writeSettings(m_svgSize, sizeSpec);
 
-    QStringList existingFiles;
+    FilePaths existingFiles;
     for (const ExportData &d : data) {
-        if (QFileInfo::exists(d.fileName))
-            existingFiles.append(d.fileName);
+        if (d.filePath.exists())
+            existingFiles.append(d.filePath);
     }
     if (!existingFiles.isEmpty()) {
         const QString message = existingFiles.size() == 1
             ? Tr::tr("The file %1 already exists.\nWould you like to overwrite it?")
-                .arg(QDir::toNativeSeparators(existingFiles.constFirst()))
+                .arg(existingFiles.constFirst().toUserOutput())
             : Tr::tr("The files %1 already exist.\nWould you like to overwrite them?")
-                .arg(QDir::toNativeSeparators(existingFiles.join(", ")));
+                .arg(FilePath::formatFilePaths(existingFiles, ", "));
         QMessageBox messageBox(QMessageBox::Question, windowTitle(), message,
                                QMessageBox::Yes | QMessageBox::No, this);
         if (messageBox.exec() != QMessageBox::Yes)
@@ -297,17 +297,21 @@ void MultiExportDialog::accept()
     QDialog::accept();
 }
 
-QString MultiExportDialog::exportFileName() const
+FilePath MultiExportDialog::exportFileName() const
 {
-    return m_pathChooser->filePath().toString();
+    return m_pathChooser->filePath();
 }
 
-void MultiExportDialog::setExportFileName(QString f)
+void MultiExportDialog::setExportFileName(const FilePath &filePath)
 {
-    const int lastDot = f.lastIndexOf('.');
-    if (lastDot != -1)
-        f.insert(lastDot, "-%1");
-    m_pathChooser->setFilePath(Utils::FilePath::fromString(f));
+    FilePath f = filePath;
+    QString ff = f.path();
+    const int lastDot = ff.lastIndexOf('.');
+    if (lastDot != -1) {
+        ff.insert(lastDot, "-%1");
+        f = f.withNewPath(ff);
+    };
+    m_pathChooser->setFilePath(f);
 }
 
 } // ImageViewer:Internal

src/plugins/imageviewer/multiexportdialog.h

@@ -4,14 +4,16 @@
 #pragma once
 
 #include <QDialog>
-
 #include <QPair>
 #include <QSize>
 #include <QVector>
 
 QT_FORWARD_DECLARE_CLASS(QLineEdit)
 
-namespace Utils { class PathChooser; }
+namespace Utils {
+class FilePath;
+class PathChooser;
+} // Utils
 
 namespace ImageViewer::Internal {
 
@@ -19,12 +21,11 @@ struct ExportData;
 
 class MultiExportDialog : public QDialog
 {
-    Q_OBJECT
 public:
     explicit MultiExportDialog(QWidget *parent = nullptr);
 
-    QString exportFileName() const;
-    void setExportFileName(QString);
+    Utils::FilePath exportFileName() const;
+    void setExportFileName(const Utils::FilePath &);
 
     void accept() override;