Migrate away from QRegExp

It will be moved to Qt5Compat, avoid depending on it where not
necessary.

Remove usages in Qt Designer, windeployqt and examples.

Change-Id: I5f5efc6999e60d995ebbc81fcaf80e7be08711b2
Reviewed-by: Oliver Wolff <oliver.wolff@qt.io>
Reviewed-by: Lars Knoll <lars.knoll@qt.io>

1 files changed, 6 insertions, 3 deletions

diff --git a/examples/assistant/simpletextviewer/findfiledialog.cpp b/examples/assistant/simpletextviewer/findfiledialog.cpp
index cf64e9a6a..c9cfc8e09 100644
--- a/examples/assistant/simpletextviewer/findfiledialog.cpp
+++ b/examples/assistant/simpletextviewer/findfiledialog.cpp
@@ -59,6 +59,7 @@
 #include <QHBoxLayout>
 #include <QLabel>
 #include <QPushButton>
+#include <QRegularExpression>
 #include <QToolButton>
 #include <QTreeWidget>
 #include <QTreeWidgetItem>
@@ -129,8 +130,10 @@ void FindFileDialog::update()
 
 void FindFileDialog::findFiles()
 {
-    QRegExp filePattern(fileNameComboBox->currentText() + "*");
-    filePattern.setPatternSyntax(QRegExp::Wildcard);
+    QString wildCard = fileNameComboBox->currentText();
+    if (!wildCard.endsWith('*'))
+        wildCard += '*';
+    QRegularExpression filePattern(QRegularExpression::wildcardToRegularExpression(wildCard));
 
     QDir directory(directoryComboBox->currentText());
 
@@ -138,7 +141,7 @@ void FindFileDialog::findFiles()
     QStringList matchingFiles;
 
     for (const QString &file : allFiles) {
-        if (filePattern.exactMatch(file))
+        if (filePattern.match(file).hasMatch())
             matchingFiles << file;
     }
     showFiles(matchingFiles);