GUI: improve filter directory selection dialog in advanced search: list topdirs in side bar, use first topdir as start position

src/qtgui/advsearch_w.cpp

@@ -356,18 +356,20 @@ void AdvSearch::saveFileTypes()
 
 void AdvSearch::browsePB_clicked()
 {
-    QString dir = myGetFileName(true);
+    auto topdirs = theconfig->getTopdirs();
+    // if dirlocation is not empty, it's the last location set by the user, leave it alone
+    if (m_gfnparams.dirlocation.isEmpty() && !topdirs.empty()) {
+        m_gfnparams.dirlocation = u8s2qs(topdirs[0]);
+    }
+    m_gfnparams.sidedirs = topdirs;
+    m_gfnparams.readonly = true;
+    
+    m_gfnparams.caption = "Select directory";
+    QString dir = myGetFileName(true, m_gfnparams);
 #ifdef _WIN32
     string s = qs2utf8s(dir);
-    for (string::size_type i = 0; i < s.size(); i++) {
-        if (s[i] == '\\') {
-            s[i] = '/';
-        }
-    }
-    if (s.size() >= 2 && isalpha(s[0]) && s[1] == ':') {
-        s.erase(1,1);
-        s = string("/") + s;
-    }
+    path_slashize(dir);
+    dir = path_slashdrive(dir);
     dir = u8s2qs(s);
 #endif
     subtreeCMB->setEditText(dir);

src/qtgui/advsearch_w.h

@@ -78,7 +78,8 @@ private:
     bool                       m_ignByCats;
     QShortcut *m_histnextsc{nullptr};
     QShortcut *m_histprevsc{nullptr};
-
+    MyGFNParams m_gfnparams;
+    
     void saveCnf();
     void fillFileTypes();
     size_t stringToSize(QString);

src/qtgui/main.cpp

@@ -1,4 +1,4 @@
-/* Copyright (C) 2005 J.F.Dockes
+/* Copyright (C) 2005-2022 J.F.Dockes
  *   This program is free software; you can redistribute it and/or modify
  *   it under the terms of the GNU General Public License as published by
  *   the Free Software Foundation; either version 2 of the License, or
@@ -425,18 +425,27 @@ int main(int argc, char **argv)
     return app.exec();
 }
 
-QString myGetFileName(bool isdir, QString caption, bool filenosave,
-                      QString dirloc, QString dfltnm)
+QString myGetFileName(bool isdir, QString caption, bool filenosave, QString dirloc, QString dfltnm)
 {
-    LOGDEB1("myFileDialog: isdir " << isdir << "\n");
-    QFileDialog dialog(0, caption);
+    MyGFNParams parms;
+    parms.caption = caption;
+    parms.filenosave = filenosave;
+    parms.dirlocation = dirloc;
+    parms.dfltnm = dfltnm;
+    return myGetFileName(isdir, parms);
+}
+
+QString myGetFileName(bool isdir, MyGFNParams &parms)
+{
+    LOGDEB1("myGetFileName: isdir " << isdir << "\n");
+    QFileDialog dialog(0, parms.caption);
 
 #ifdef _WIN32
-    // The default initial directory on WIndows is the Recoll install,
+    // The default initial directory on Windows is the Recoll install,
     // which is not appropriate. Change it, only for the first call
     // (next will start with the previous selection).
     static bool first{true};
-    if (first) {
+    if (first && parms.dirlocation.isEmpty()) {
         first = false;
         // See https://doc.qt.io/qt-5/qfiledialog.html#setDirectoryUrl
         // about the clsid magic (this one points to the desktop).
@@ -444,22 +453,29 @@ QString myGetFileName(bool isdir, QString caption, bool filenosave,
             QUrl("clsid:B4BFCC3A-DB2C-424C-B029-7FE99A87C641"));
     }
 #endif
-    if (!dirloc.isEmpty()) {
-        dialog.setDirectory(dirloc);
+    if (!parms.dirlocation.isEmpty()) {
+        dialog.setDirectory(parms.dirlocation);
     }
-    if (!dfltnm.isEmpty()) {
-        dialog.selectFile(dfltnm);
+    if (!parms.dfltnm.isEmpty()) {
+        dialog.selectFile(parms.dfltnm);
+    }
+
+    // DontUseNativeDialog is needed for sidebarurls
+    QFileDialog::Options opts = QFileDialog::DontUseNativeDialog;
+    if (parms.readonly) {
+        opts |= QFileDialog::ReadOnly;
     }
     if (isdir) {
         dialog.setFileMode(QFileDialog::Directory);
-        dialog.setOptions(QFileDialog::ShowDirsOnly);
+        opts |= QFileDialog::ShowDirsOnly;
     } else {
         dialog.setFileMode(QFileDialog::AnyFile);
-        if (filenosave)
+        if (parms.filenosave)
             dialog.setAcceptMode(QFileDialog::AcceptOpen);
         else
             dialog.setAcceptMode(QFileDialog::AcceptSave);
     }
+    dialog.setOptions(opts);
     dialog.setViewMode(QFileDialog::List);
     QFlags<QDir::Filter> flags = QDir::NoDotAndDotDot | QDir::Hidden; 
     if (isdir)
@@ -468,7 +484,15 @@ QString myGetFileName(bool isdir, QString caption, bool filenosave,
         flags |= QDir::Dirs | QDir::Files;
     dialog.setFilter(flags);
 
+    if (!parms.sidedirs.empty()) {
+        QList<QUrl> sidebarurls;
+        for (const auto& dir : parms.sidedirs) {
+            sidebarurls.push_back(QUrl::fromLocalFile(path2qs(dir)));
+        }
+        dialog.setSidebarUrls(sidebarurls);
+    }
     if (dialog.exec() == QDialog::Accepted) {
+        parms.dirlocation = dialog.directory().absolutePath();
         return dialog.selectedFiles().value(0);
     }
     return QString();

src/qtgui/recoll.h

@@ -75,12 +75,26 @@ inline std::string qs2path(const QString& qs)
 #endif
 }
 
-/** Specialized version of the qt file dialog. Can't use getOpenFile()
-    etc. cause they hide dot files... */
+/** Specialized version of the qt file dialog. Can't use getOpenFile() etc. cause they hide dot
+    files... Need something more adaptable than the static functions but less complex than the full
+    dialog */
+
+// Also : can't keep adding parms with default values, we now use an object as parameter.
+class MyGFNParams {
+public:
+    QString caption;
+    bool filenosave{false};
+    QString dirlocation; // Note: this holds the new location on return
+    QString dfltnm;
+    std::vector<std::string> sidedirs;
+    bool readonly{false};
+};
 extern QString myGetFileName(bool isdir, QString caption = QString(),
                              bool filenosave = false,
                              QString dirlocation = QString(),
                              QString dlftnm = QString()
     );
 
+extern QString myGetFileName(bool isdir, MyGFNParams &parms);
+
 #endif /* _RECOLL_H_INCLUDED_ */

src/utils/rclutil.cpp

@@ -325,6 +325,8 @@ string path_slashdrive(const string& path)
             npath.append(1, '/');
             npath.append(path.substr(2));
         }
+    } else {
+        npath = path; ///??
     }
     return npath;
 }