Let user choose if continue to save, if backup file creation failed.

RedPandaIDE/editor.cpp

@@ -53,24 +53,6 @@
 #include "project.h"
 #include <qt_utils/charsetinfo.h>
 
-SaveException::SaveException(const QString& reason) {
-    mReason = reason;
-    mReasonBuffer = mReason.toLocal8Bit();
-}
-
-SaveException::SaveException(const QString&& reason) {
-    mReason = reason;
-    mReasonBuffer = mReason.toLocal8Bit();
-}
-
-const QString& SaveException::reason() const  noexcept{
-    return mReason;
-}
-
-const char* SaveException::what() const noexcept {
-    return mReasonBuffer;
-}
-
 QHash<ParserLanguage,std::weak_ptr<CppParser>> Editor::mSharedParsers;
 
 Editor::Editor(QWidget *parent):
@@ -252,13 +234,19 @@ void Editor::saveFile(QString filename) {
     }
     if (!fileExists(filename)) {
         if (!stringToFile(text(),backupFilename)) {
-            QMessageBox::critical(pMainWindow,tr("Error"),
-                                 tr("Can't generate temporary backup file '%1'.").arg(backupFilename));
+            if (QMessageBox::question(pMainWindow,tr("Error"),
+                                 tr("Can't generate temporary backup file '%1'.").arg(backupFilename)
+                                  +"<br />"
+                                  +tr("Continue to save?"),
+                                  QMessageBox::Yes | QMessageBox::No,QMessageBox::No)!=QMessageBox::Yes)
                 return;
         }
     } else if (!QFile::copy(filename,backupFilename)) {
-        QMessageBox::critical(pMainWindow,tr("Error"),
-                             tr("Can't generate temporary backup file '%1'.").arg(backupFilename));
+        if (QMessageBox::question(pMainWindow,tr("Error"),
+                             tr("Can't generate temporary backup file '%1'.").arg(backupFilename)
+                              +"<br />"
+                              +tr("Continue to save?"),
+                              QMessageBox::Yes | QMessageBox::No,QMessageBox::No)!=QMessageBox::Yes)
             return;
     }
     this->document()->saveToFile(file,encoding,
@@ -298,7 +286,7 @@ bool Editor::save(bool force, bool doReparse) {
         setModified(false);
         mIsNew = false;
         updateCaption();
-    }  catch (SaveException& exception) {
+    } catch (FileError& exception) {
         if (!force) {
             QMessageBox::critical(pMainWindow,tr("Error"),
                                  exception.reason());
@@ -414,7 +402,7 @@ bool Editor::saveAs(const QString &name, bool fromProject){
         saveFile(mFilename);
         mIsNew = false;
         setModified(false);
-    }  catch (SaveException& exception) {
+    }  catch (FileError& exception) {
         QMessageBox::critical(pMainWindow,tr("Error"),
                                  exception.reason());
         return false;

RedPandaIDE/editor.h

@@ -41,20 +41,6 @@ struct TabStop {
 
 using PTabStop = std::shared_ptr<TabStop>;
 
-class SaveException: public std::exception {
-
-public:
-    explicit SaveException(const QString& reason);
-    explicit SaveException(const QString&& reason);
-    // exception interface
-    const QString& reason() const noexcept;
-public:
-    const char *what() const noexcept override;
-private:
-    QString mReason;
-    QByteArray mReasonBuffer;
-};
-
 class Editor : public QSynedit::QSynEdit
 {
     Q_OBJECT

RedPandaIDE/mainwindow.cpp

@@ -5372,13 +5372,9 @@ void MainWindow::on_actionSave_triggered()
 {
     Editor * editor = mEditorList->getEditor();
     if (editor) {
-        try {
         editor->save();
 //            if (editor->inProject() && (mProject))
 //                mProject->saveAll();
-        } catch(FileError e) {
-            QMessageBox::critical(editor,tr("Error"),e.reason());
-        }
     }    
 }
 
@@ -5386,11 +5382,7 @@ void MainWindow::on_actionSaveAs_triggered()
 {
     Editor * editor = mEditorList->getEditor();
     if (editor) {
-        try {
         editor->saveAs();
-        } catch(FileError e) {
-            QMessageBox::critical(editor,tr("Error"),e.reason());
-        }
     }
 }
 

libs/qsynedit/qsynedit/document.cpp

@@ -547,21 +547,19 @@ void Document::loadUTF32BOMFile(QFile &file)
     this->setText(text);
 }
 
-void Document::saveUTF16File(QFile &file)
+void Document::saveUTF16File(QFile &file, QTextCodec* codec)
 {
-    QString text=getTextStr();
-    QTextCodec* codec=QTextCodec::codecForName(ENCODING_UTF16);
     if (!codec)
         return;
+    QString text=getTextStr();
     file.write(codec->fromUnicode(text));
 }
 
-void Document::saveUTF32File(QFile &file)
+void Document::saveUTF32File(QFile &file, QTextCodec* codec)
 {
-    QString text=getTextStr();
-    QTextCodec* codec=QTextCodec::codecForName(ENCODING_UTF32);
     if (!codec)
         return;
+    QString text=getTextStr();
     file.write(codec->fromUnicode(text));
 }
 
@@ -757,10 +755,10 @@ void Document::saveToFile(QFile &file, const QByteArray& encoding,
     if (mLines.isEmpty())
         return;
     if (realEncoding == ENCODING_UTF16) {
-        saveUTF16File(file);
+        saveUTF16File(file,codec);
         return;
     } else if (realEncoding == ENCODING_UTF32) {
-        saveUTF32File(file);
+        saveUTF32File(file,codec);
         return;
     } if (realEncoding == ENCODING_UTF8_BOM) {
         file.putChar(0xEF);

libs/qsynedit/qsynedit/document.h

@@ -136,8 +136,8 @@ private:
     bool tryLoadFileByEncoding(QByteArray encodingName, QFile& file);
     void loadUTF16BOMFile(QFile& file);
     void loadUTF32BOMFile(QFile& file);
-    void saveUTF16File(QFile& file);
-    void saveUTF32File(QFile& file);
+    void saveUTF16File(QFile& file, QTextCodec* codec);
+    void saveUTF32File(QFile& file, QTextCodec* codec);
 
 private:
     DocumentLines mLines;