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shader editor: save prompt on closing modified document

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This commit is contained in:
Garux 2023-08-21 21:58:23 +06:00
parent 4209416731
commit c9d8265958
1 changed files with 32 additions and 1 deletions
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33
radiant/gtkdlgs.cpp
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@ -2208,7 +2208,7 @@ private:
}
};
class TextEditor
class TextEditor : public QObject
{
QWidget *m_window = 0;
QPlainTextEdit *m_textView; // slave, text widget from the gtk editor
@ -2218,6 +2218,7 @@ class TextEditor
void construct(){
m_window = new QWidget( MainFrame_getWindow(), Qt::Dialog | Qt::WindowMinimizeButtonHint | Qt::WindowMaximizeButtonHint | Qt::WindowCloseButtonHint );
g_guiSettings.addWindow( m_window, "ShaderEditor/geometry" );
m_window->installEventFilter( this );
auto *vbox = new QVBoxLayout( m_window );
vbox->setContentsMargins( 0, 0, 0, 0 );
@ -2312,12 +2313,32 @@ class TextEditor
m_textView->document()->setModified( false );
}
// returns true, if document modifications got saved or user decided to discard them
bool ensure_saved(){
if( m_textView->document()->isModified() ) {
const auto ret = qt_MessageBox( m_window, "Document has been modified.\nSave it?", "Save", EMessageBoxType::Question,
EMessageBoxReturn::eIDYES | EMessageBoxReturn::eIDNO | EMessageBoxReturn::eIDCANCEL );
if( ret == EMessageBoxReturn::eIDYES ){
editor_save();
}
if( ret == EMessageBoxReturn::eIDNO ){ // discard changes
m_textView->clear(); // unset isModified flag this way to avoid messagebox on next opening
}
else if( ret == EMessageBoxReturn::eIDCANCEL ){
return false;
}
}
return true;
}
public:
void DoGtkTextEditor( const char* text, const char* shaderName, const char* filename, const bool editable ){
if ( !m_window ) {
construct(); // build it the first time we need it
}
if( !ensure_saved() )
return;
m_filename = filename;
m_textView->setReadOnly( !editable );
m_textView->setPlainText( text );
@ -2342,6 +2363,16 @@ public:
}
}
}
protected:
bool eventFilter( QObject *obj, QEvent *event ) override {
if( event->type() == QEvent::Close ) {
if( !ensure_saved() ){ // keep editor opened
event->ignore();
return true;
}
}
return QObject::eventFilter( obj, event ); // standard event processing
}
};
static TextEditor g_textEditor;