From 9cef3efa2251833883e0f1fcf47138776e2a45aa Mon Sep 17 00:00:00 2001
From: Pavel Pisa <pisa@cmp.felk.cvut.cz>
Date: Wed, 3 Jul 2019 10:16:25 +0200
Subject: Implement file save for emscripten build.

Signed-off-by: Pavel Pisa <pisa@cmp.felk.cvut.cz>
---
 qtmips_gui/mainwindow.cpp | 17 +++++++++++++++++
 qtmips_gui/srceditor.cpp  | 21 ++++++++++-----------
 qtmips_gui/srceditor.h    |  1 +
 3 files changed, 28 insertions(+), 11 deletions(-)

(limited to 'qtmips_gui')

diff --git a/qtmips_gui/mainwindow.cpp b/qtmips_gui/mainwindow.cpp
index d0338cc..f300b5e 100644
--- a/qtmips_gui/mainwindow.cpp
+++ b/qtmips_gui/mainwindow.cpp
@@ -555,6 +555,7 @@ void MainWindow::open_source() {
 void MainWindow::save_source_as() {
     if (current_srceditor == nullptr)
        return;
+#ifndef __EMSCRIPTEN__
     QFileDialog fileDialog(this, tr("Save as..."));
     fileDialog.setAcceptMode(QFileDialog::AcceptSave);
     fileDialog.setDefaultSuffix("s");
@@ -568,6 +569,17 @@ void MainWindow::save_source_as() {
     } else {
         QMessageBox::critical(this, "QtMips Error", tr("Cannot save file '%1'.").arg(fn));
     }
+#else
+    bool ok;
+    QString text = QInputDialog::getText(this, tr("Select file name"),
+                                             tr("File name:"), QLineEdit::Normal,
+                                             "unknow.s", &ok);
+    if (ok && !text.isEmpty()) {
+        current_srceditor->setFileName(text);
+        if (!current_srceditor->filename().isEmpty())
+            save_source();
+    }
+#endif
     update_open_file_list();
 }
 
@@ -576,9 +588,14 @@ void MainWindow::save_source() {
         return;
     if (current_srceditor->filename().isEmpty())
         return save_source_as();
+#ifndef __EMSCRIPTEN__
     if (!current_srceditor->saveFile()) {
         QMessageBox::critical(this, "QtMips Error", tr("Cannot save file '%1'.").arg(current_srceditor->filename()));
     }
+#else
+     QHtml5File::save(current_srceditor->document()->toPlainText().toUtf8(),
+                      current_srceditor->filename());
+#endif
 }
 
 void MainWindow::close_source() {
diff --git a/qtmips_gui/srceditor.cpp b/qtmips_gui/srceditor.cpp
index bb6da16..55f372a 100644
--- a/qtmips_gui/srceditor.cpp
+++ b/qtmips_gui/srceditor.cpp
@@ -72,13 +72,18 @@ QString SrcEditor::title() {
     return tname;
 }
 
+void SrcEditor::setFileName(QString filename) {
+    QFileInfo fi(filename);
+    fname = filename;
+    tname = fi.fileName();
+}
+
+
 bool SrcEditor::loadFile(QString filename) {
     QFile file(filename);
-    QFileInfo fi(filename);
     if (file.open(QFile::ReadOnly | QFile::Text)) {
         setPlainText(file.readAll());
-        fname = filename;
-        tname = fi.fileName();
+        setFileName(filename);
         return true;
     } else {
         return false;
@@ -88,9 +93,7 @@ bool SrcEditor::loadFile(QString filename) {
 bool SrcEditor::loadByteArray(const QByteArray &content, QString filename) {
     setPlainText(QString::fromUtf8(content.data(), content.size()));
     if (!filename.isEmpty()) {
-        QFileInfo fi(filename);
-        fname = filename;
-        tname = fi.fileName();
+        setFileName(filename);
     }
     return true;
 }
@@ -100,14 +103,10 @@ bool SrcEditor::saveFile(QString filename) {
         filename = this->filename();
     if (filename.isEmpty())
         return false;
-    QFileInfo fi(filename);
     QTextDocumentWriter writer(filename);
     writer.setFormat("plaintext");
     bool success = writer.write(document());
-    if (success) {
-        fname = filename;
-        tname = fi.fileName();
-    }
+    setFileName(filename);
     return success;
 }
 
diff --git a/qtmips_gui/srceditor.h b/qtmips_gui/srceditor.h
index 1c2e677..1fdbb98 100644
--- a/qtmips_gui/srceditor.h
+++ b/qtmips_gui/srceditor.h
@@ -54,6 +54,7 @@ public:
     bool saveFile(QString filename = "");
     bool loadByteArray(const QByteArray &content, QString filename = "");
     void setCursorToLine(int ln);
+    void setFileName(QString filename);
 private:
     Highlighter *highlighter;
     void setup_common();
-- 
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