libqt5-qtbase/0004-QFileDialog-implement-getOpenFileUrl-and-friends-for.patch

From 2dcade09fca04dc45848a5a653b160e96aaab1e8 Mon Sep 17 00:00:00 2001
From: David Faure <david.faure@kdab.com>
Date: Wed, 9 Jul 2014 12:01:05 +0200
Subject: [PATCH 4/4] QFileDialog: implement getOpenFileUrl and friends for
 real

i.e. make them support remote URLs.
To avoid code duplication, getOpenFileName/getSaveFileName/getExistingDirectory
are now implemented in terms of getOpenFileUrl/getSaveFileUrl/getExistingDirectoryUrl.

Change-Id: If409ac9ab72c2a65f04e2ef1dc28e7d47bbcd73c
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@digia.com>
(cherry picked from commit 1a9701fe81c39450822c0d4b51c11444380a2fe4)

Conflicts:
	src/widgets/dialogs/qfiledialog.cpp
---
 src/widgets/dialogs/qfiledialog.cpp | 199 +++++++++++++++---------------------
 1 file changed, 81 insertions(+), 118 deletions(-)

diff --git a/src/widgets/dialogs/qfiledialog.cpp b/src/widgets/dialogs/qfiledialog.cpp
index ab0361a..bc4a0a3 100644
--- a/src/widgets/dialogs/qfiledialog.cpp
+++ b/src/widgets/dialogs/qfiledialog.cpp
@@ -2110,35 +2110,9 @@ QString QFileDialog::getOpenFileName(QWidget *parent,
                                QString *selectedFilter,
                                Options options)
 {
-    QFileDialogArgs args;
-    args.parent = parent;
-    args.caption = caption;
-    args.directory = QFileDialogPrivate::workingDirectory(QUrl::fromLocalFile(dir));
-    args.selection = QFileDialogPrivate::initialSelection(QUrl::fromLocalFile(dir));
-    args.filter = filter;
-    args.mode = ExistingFile;
-    args.options = options;
-#if defined(Q_WS_WIN)
-    if (QGuiApplicationPrivate::platformIntegration()->usePlatformNativeDialog() && !(args.options & DontUseNativeDialog)) {
-        return qt_win_get_open_file_name(args, &(args.directory), selectedFilter);
-    }
-#endif
-
-    // create a qt dialog
-    QFileDialog dialog(args);
-    if (selectedFilter && !selectedFilter->isEmpty())
-        dialog.selectNameFilter(*selectedFilter);
-    if (dialog.exec() == QDialog::Accepted) {
-        if (selectedFilter)
-            *selectedFilter = dialog.selectedNameFilter();
-        return dialog.selectedFiles().value(0);
-    }
-    return QString();
-}
-
-static inline QUrl dialogResultToUrl(const QString &file)
-{
-    return file.isEmpty() ? QUrl() : QUrl::fromLocalFile(file);
+    const QStringList schemes = QStringList(QStringLiteral("file"));
+    const QUrl selectedUrl = getOpenFileUrl(parent, caption, QUrl::fromLocalFile(dir), filter, selectedFilter, options, schemes);
+    return selectedUrl.toLocalFile();
 }
 
 /*!
@@ -2176,10 +2150,26 @@ QUrl QFileDialog::getOpenFileUrl(QWidget *parent,
                                  Options options,
                                  const QStringList &supportedSchemes)
 {
-    Q_UNUSED(supportedSchemes);
+    Q_UNUSED(supportedSchemes); // TODO
+
+    QFileDialogArgs args;
+    args.parent = parent;
+    args.caption = caption;
+    args.directory = QFileDialogPrivate::workingDirectory(dir);
+    args.selection = QFileDialogPrivate::initialSelection(dir);
+    args.filter = filter;
+    args.mode = ExistingFile;
+    args.options = options;
 
-    // Falls back to local file
-    return dialogResultToUrl(getOpenFileName(parent, caption, dir.toLocalFile(), filter, selectedFilter, options));
+    QFileDialog dialog(args);
+    if (selectedFilter && !selectedFilter->isEmpty())
+        dialog.selectNameFilter(*selectedFilter);
+    if (dialog.exec() == QDialog::Accepted) {
+        if (selectedFilter)
+            *selectedFilter = dialog.selectedNameFilter();
+        return dialog.selectedUrls().value(0);
+    }
+    return QUrl();
 }
 
 /*!
@@ -2238,31 +2228,12 @@ QStringList QFileDialog::getOpenFileNames(QWidget *parent,
                                           QString *selectedFilter,
                                           Options options)
 {
-    QFileDialogArgs args;
-    args.parent = parent;
-    args.caption = caption;
-    args.directory = QFileDialogPrivate::workingDirectory(QUrl::fromLocalFile(dir));
-    args.selection = QFileDialogPrivate::initialSelection(QUrl::fromLocalFile(dir));
-    args.filter = filter;
-    args.mode = ExistingFiles;
-    args.options = options;
-
-#if defined(Q_WS_WIN)
-    if (QGuiApplicationPrivate::platformIntegration()->usePlatformNativeDialog() && !(args.options & DontUseNativeDialog)) {
-        return qt_win_get_open_file_names(args, &(args.directory), selectedFilter);
-    }
-#endif
-
-    // create a qt dialog
-    QFileDialog dialog(args);
-    if (selectedFilter && !selectedFilter->isEmpty())
-        dialog.selectNameFilter(*selectedFilter);
-    if (dialog.exec() == QDialog::Accepted) {
-        if (selectedFilter)
-            *selectedFilter = dialog.selectedNameFilter();
-        return dialog.selectedFiles();
-    }
-    return QStringList();
+    const QStringList schemes = QStringList(QStringLiteral("file"));
+    const QList<QUrl> selectedUrls = getOpenFileUrls(parent, caption, QUrl::fromLocalFile(dir), filter, selectedFilter, options, schemes);
+    QStringList fileNames;
+    foreach (const QUrl &url, selectedUrls)
+        fileNames << url.toLocalFile();
+    return fileNames;
 }
 
 /*!
@@ -2303,14 +2274,24 @@ QList<QUrl> QFileDialog::getOpenFileUrls(QWidget *parent,
 {
     Q_UNUSED(supportedSchemes);
 
-    // Falls back to local files
-    QList<QUrl> urls;
-
-    const QStringList fileNames = getOpenFileNames(parent, caption, dir.toLocalFile(), filter, selectedFilter, options);
-    foreach (const QString &fileName, fileNames)
-        urls << QUrl::fromLocalFile(fileName);
+    QFileDialogArgs args;
+    args.parent = parent;
+    args.caption = caption;
+    args.directory = QFileDialogPrivate::workingDirectory(dir);
+    args.selection = QFileDialogPrivate::initialSelection(dir);
+    args.filter = filter;
+    args.mode = ExistingFiles;
+    args.options = options;
 
-    return urls;
+    QFileDialog dialog(args);
+    if (selectedFilter && !selectedFilter->isEmpty())
+        dialog.selectNameFilter(*selectedFilter);
+    if (dialog.exec() == QDialog::Accepted) {
+        if (selectedFilter)
+            *selectedFilter = dialog.selectedNameFilter();
+        return dialog.selectedUrls();
+    }
+    return QList<QUrl>();
 }
 
 /*!
@@ -2370,33 +2351,9 @@ QString QFileDialog::getSaveFileName(QWidget *parent,
                                      QString *selectedFilter,
                                      Options options)
 {
-    QFileDialogArgs args;
-    args.parent = parent;
-    args.caption = caption;
-    args.directory = QFileDialogPrivate::workingDirectory(QUrl::fromLocalFile(dir));
-    args.selection = QFileDialogPrivate::initialSelection(QUrl::fromLocalFile(dir));
-    args.filter = filter;
-    args.mode = AnyFile;
-    args.options = options;
-
-#if defined(Q_WS_WIN)
-    if (QGuiApplicationPrivate::platformIntegration()->usePlatformNativeDialog() && !(args.options & DontUseNativeDialog)) {
-        return qt_win_get_save_file_name(args, &(args.directory), selectedFilter);
-    }
-#endif
-
-    // create a qt dialog
-    QFileDialog dialog(args);
-    dialog.setAcceptMode(AcceptSave);
-    if (selectedFilter && !selectedFilter->isEmpty())
-        dialog.selectNameFilter(*selectedFilter);
-    if (dialog.exec() == QDialog::Accepted) {
-        if (selectedFilter)
-            *selectedFilter = dialog.selectedNameFilter();
-        return dialog.selectedFiles().value(0);
-    }
-
-    return QString();
+    const QStringList schemes = QStringList(QStringLiteral("file"));
+    const QUrl selectedUrl = getSaveFileUrl(parent, caption, QUrl::fromLocalFile(dir), filter, selectedFilter, options, schemes);
+    return selectedUrl.toLocalFile();
 }
 
 /*!
@@ -2436,8 +2393,25 @@ QUrl QFileDialog::getSaveFileUrl(QWidget *parent,
 {
     Q_UNUSED(supportedSchemes);
 
-    // Falls back to local file
-    return dialogResultToUrl(getSaveFileName(parent, caption, dir.toLocalFile(), filter, selectedFilter, options));
+    QFileDialogArgs args;
+    args.parent = parent;
+    args.caption = caption;
+    args.directory = QFileDialogPrivate::workingDirectory(dir);
+    args.selection = QFileDialogPrivate::initialSelection(dir);
+    args.filter = filter;
+    args.mode = AnyFile;
+    args.options = options;
+
+    QFileDialog dialog(args);
+    dialog.setAcceptMode(AcceptSave);
+    if (selectedFilter && !selectedFilter->isEmpty())
+        dialog.selectNameFilter(*selectedFilter);
+    if (dialog.exec() == QDialog::Accepted) {
+        if (selectedFilter)
+            *selectedFilter = dialog.selectedNameFilter();
+        return dialog.selectedUrls().value(0);
+    }
+    return QUrl();
 }
 
 /*!
@@ -2484,29 +2458,9 @@ QString QFileDialog::getExistingDirectory(QWidget *parent,
                                           const QString &dir,
                                           Options options)
 {
-    QFileDialogArgs args;
-    args.parent = parent;
-    args.caption = caption;
-    args.directory = QFileDialogPrivate::workingDirectory(QUrl::fromLocalFile(dir));
-    args.mode = (options & ShowDirsOnly ? DirectoryOnly : Directory);
-    args.options = options;
-
-#if defined(Q_WS_WIN)
-    if (QGuiApplicationPrivate::platformIntegration()->usePlatformNativeDialog() && !(args.options & DontUseNativeDialog) && (options & ShowDirsOnly)
-#if defined(Q_OS_WINCE)
-        && qt_priv_ptr_valid
-#endif
-        ) {
-        return qt_win_get_existing_directory(args);
-    }
-#endif
-
-    // create a qt dialog
-    QFileDialog dialog(args);
-    if (dialog.exec() == QDialog::Accepted) {
-        return dialog.selectedFiles().value(0);
-    }
-    return QString();
+    const QStringList schemes = QStringList(QStringLiteral("file"));
+    const QUrl selectedUrl = getExistingDirectoryUrl(parent, caption, QUrl::fromLocalFile(dir), options, schemes);
+    return selectedUrl.toLocalFile();
 }
 
 /*!
@@ -2544,8 +2498,17 @@ QUrl QFileDialog::getExistingDirectoryUrl(QWidget *parent,
 {
     Q_UNUSED(supportedSchemes);
 
-    // Falls back to local file
-    return dialogResultToUrl(getExistingDirectory(parent, caption, dir.toLocalFile(), options));
+    QFileDialogArgs args;
+    args.parent = parent;
+    args.caption = caption;
+    args.directory = QFileDialogPrivate::workingDirectory(dir);
+    args.mode = (options & ShowDirsOnly ? DirectoryOnly : Directory);
+    args.options = options;
+
+    QFileDialog dialog(args);
+    if (dialog.exec() == QDialog::Accepted)
+        return dialog.selectedUrls().value(0);
+    return QUrl();
 }
 
 inline static QUrl _qt_get_directory(const QUrl &url)
-- 
2.1.1