From 6d2f058f678761e90fc451af48f4e0ed0f504603 Mon Sep 17 00:00:00 2001
From: Miodrag Milanovic <mmicko@gmail.com>
Date: Wed, 20 Jun 2018 12:34:06 +0200
Subject: Added context menus for python and info tab

---
 gui/infotab.cc   | 17 +++++++++++++++++
 gui/infotab.h    |  5 +++++
 gui/pythontab.cc | 17 +++++++++++++++++
 gui/pythontab.h  |  4 ++++
 4 files changed, 43 insertions(+)

(limited to 'gui')

diff --git a/gui/infotab.cc b/gui/infotab.cc
index a5659569..7690b83c 100644
--- a/gui/infotab.cc
+++ b/gui/infotab.cc
@@ -9,6 +9,16 @@ InfoTab::InfoTab(QWidget *parent) : QWidget(parent)
     f.setStyleHint(QFont::Monospace);
     plainTextEdit->setFont(f);
 
+    plainTextEdit->setContextMenuPolicy(Qt::CustomContextMenu);
+    QAction *clearAction = new QAction("Clear &buffer", this);
+    clearAction->setStatusTip("Clears display buffer");
+    connect(clearAction, SIGNAL(triggered()), this, SLOT(clearBuffer()));
+    contextMenu = plainTextEdit->createStandardContextMenu();
+    contextMenu->addSeparator();
+    contextMenu->addAction(clearAction);
+    connect(plainTextEdit, SIGNAL(customContextMenuRequested(const QPoint)),
+            this, SLOT(showContextMenu(const QPoint)));
+
     QGridLayout *mainLayout = new QGridLayout();
     mainLayout->addWidget(plainTextEdit);
     setLayout(mainLayout);
@@ -20,3 +30,10 @@ void InfoTab::info(std::string str)
     plainTextEdit->insertPlainText(str.c_str());
     plainTextEdit->moveCursor(QTextCursor::End);
 }
+
+void InfoTab::showContextMenu(const QPoint &pt)
+{
+    contextMenu->exec(mapToGlobal(pt));
+}
+
+void InfoTab::clearBuffer() { plainTextEdit->clear(); }
diff --git a/gui/infotab.h b/gui/infotab.h
index e3c58ba5..d7f1408c 100644
--- a/gui/infotab.h
+++ b/gui/infotab.h
@@ -1,6 +1,7 @@
 #ifndef INFOTAB_H
 #define INFOTAB_H
 
+#include <QMenu>
 #include <QPlainTextEdit>
 #include "nextpnr.h"
 
@@ -14,9 +15,13 @@ class InfoTab : public QWidget
   public:
     explicit InfoTab(QWidget *parent = 0);
     void info(std::string str);
+  private Q_SLOTS:
+    void showContextMenu(const QPoint &pt);
+    void clearBuffer();
 
   private:
     QPlainTextEdit *plainTextEdit;
+    QMenu *contextMenu;
 };
 
 #endif // INFOTAB_H
diff --git a/gui/pythontab.cc b/gui/pythontab.cc
index 04db056d..96a6c4b9 100644
--- a/gui/pythontab.cc
+++ b/gui/pythontab.cc
@@ -15,6 +15,16 @@ PythonTab::PythonTab(QWidget *parent) : QWidget(parent)
     f.setStyleHint(QFont::Monospace);
     plainTextEdit->setFont(f);
 
+    plainTextEdit->setContextMenuPolicy(Qt::CustomContextMenu);
+    QAction *clearAction = new QAction("Clear &buffer", this);
+    clearAction->setStatusTip("Clears display buffer");
+    connect(clearAction, SIGNAL(triggered()), this, SLOT(clearBuffer()));
+    contextMenu = plainTextEdit->createStandardContextMenu();
+    contextMenu->addSeparator();
+    contextMenu->addAction(clearAction);
+    connect(plainTextEdit, SIGNAL(customContextMenuRequested(const QPoint)),
+            this, SLOT(showContextMenu(const QPoint)));
+
     lineEdit = new LineEditor();
     lineEdit->setMinimumHeight(30);
     lineEdit->setMaximumHeight(30);
@@ -98,3 +108,10 @@ void PythonTab::editLineReturnPressed(QString text)
     print(std::string(">>> " + input + "\n"));
     int error = executePython(input);
 }
+
+void PythonTab::showContextMenu(const QPoint &pt)
+{
+    contextMenu->exec(mapToGlobal(pt));
+}
+
+void PythonTab::clearBuffer() { plainTextEdit->clear(); }
\ No newline at end of file
diff --git a/gui/pythontab.h b/gui/pythontab.h
index 3876b3df..5aed8b0b 100644
--- a/gui/pythontab.h
+++ b/gui/pythontab.h
@@ -2,6 +2,7 @@
 #define PYTHONTAB_H
 
 #include <QLineEdit>
+#include <QMenu>
 #include <QPlainTextEdit>
 #include "emb.h"
 #include "line_editor.h"
@@ -22,10 +23,13 @@ class PythonTab : public QWidget
     int executePython(std::string &command);
   private Q_SLOTS:
     void editLineReturnPressed(QString text);
+    void showContextMenu(const QPoint &pt);
+    void clearBuffer();
 
   private:
     QPlainTextEdit *plainTextEdit;
     LineEditor *lineEdit;
+    QMenu *contextMenu;
     emb::stdout_write_type write;
 };
 
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