debugger: Implement F1 helper

rpcs3/rpcs3qt/debugger_frame.cpp

@@ -227,6 +227,38 @@ void debugger_frame::keyPressEvent(QKeyEvent* event)
 	const auto cpu = this->cpu.lock();
 	int i = m_debugger_list->currentRow();
 
+	switch (event->key())
+	{
+	case Qt::Key_F1:
+	{
+		QDialog* diag = new QDialog(this);
+		diag->setAttribute(Qt::WA_DeleteOnClose);
+		diag->setWindowTitle(tr("Debugger Guide & Shortcuts"));
+
+		QLabel* l = new QLabel(tr(
+			"Keys Ctrl+G: Go to typed address."
+			"\nKeys Alt+S: Capture SPU images of selected SPU."
+			"\nKey E: Instruction Editor: click on the instruction you want to modify, then press E."
+			"\nKey F: Dedicated floating point mode switch for SPU threads."
+			"\nKey R: Registers Editor for selected thread."
+			"\nKey N: Show next instruction the thread will execute after marked instruction, does nothing if target is not predictable."
+			"\nKey M: Show the Memory Viewer with initial address pointing to the marked instruction."
+			"\nKey F10: Perform single-stepping on instructions."
+			"\nKey F11: Perform step-over on instructions. (skip function calls)"
+			"\nKey F1: Show this help dialog."));
+
+		l->setFont([](QFont f) { f.setPointSize(9); return f; }(l->font()));
+
+		QVBoxLayout* layout = new QVBoxLayout();
+		layout->addWidget(l);
+		diag->setLayout(layout);
+		diag->setFixedSize(diag->sizeHint());
+		diag->move(QCursor::pos());
+		diag->exec();
+		return;
+	}
+	}
+
 	if (!isActiveWindow() || !cpu)
 	{
 		return;