Add context menu to create Functions
authorChristoph Egger <Christoph.Egger@fau.de>
Tue, 17 Feb 2015 16:53:39 +0000 (17:53 +0100)
committerChristoph Egger <Christoph.Egger@fau.de>
Tue, 17 Feb 2015 16:53:39 +0000 (17:53 +0100)
src/gui/Mainwindow.cxx
src/gui/Mainwindow.hxx
src/gui/widgets/BasicBlockWidget.cxx
src/gui/widgets/BasicBlockWidget.hxx

index 55bc86dd4fca2576bb9fa168ec82e2f8754f87c8..70d31d509c33abf939ca44d9eef15f57eaebe7e5 100644 (file)
@@ -127,13 +127,18 @@ void Mainwindow::requestNewFunction() {
        NewFunctionDialog dialog;
        int result = dialog.exec();
        if (QDialog::Accepted == result) {
-               LOG4CXX_DEBUG(logger, "requesting Function at " << std::hex << dialog.result());
-               manager->getDisassembler()->disassembleFunctionAt(dialog.result());
+               requestNewFunctionByAddress(dialog.result());
        } else {
                LOG4CXX_DEBUG(logger, "requestNewFunction aborted");
        }
 }
 
+void Mainwindow::requestNewFunctionByAddress(uint64_t address) {
+       LOG4CXX_DEBUG(logger, "requesting Function at " << std::hex << address);
+       manager->getDisassembler()->disassembleFunctionAt(address);
+       switchMainPlaneToAddress(address);
+}
+
 void Mainwindow::renameFunction(QListWidgetItem * item) {
        RenameFunctionDialog dialog;
        int result = dialog.exec();
index 179a9c40ac5f6aacf72972883922504a6f7e3a01..7084e2fec3c6995adb2256d7d208b4db4b6c08f2 100644 (file)
@@ -49,6 +49,7 @@ private:
        log4cxx::LoggerPtr logger;
 public Q_SLOTS:
        void switchMainPlaneToAddress(uint64_t);
+       void requestNewFunctionByAddress(uint64_t address);
 private Q_SLOTS:
        void quit();
        void open();
index f6113292dc97a325d48103693f3472caf62f5ca0..586b7078efd8853041494b5f95fa06dc081ec70d 100644 (file)
@@ -1,14 +1,42 @@
 #include "BasicBlockWidget.hxx"
+#include "CustomQGraphicsTextItem.hxx"
 #include "gui/Mainwindow.hxx"
 
+class CustomQGraphicsTextItem : public QObject, public QGraphicsTextItem {
+public:
+       CustomQGraphicsTextItem(const QString& text, BasicBlockWidget* parent, Mainwindow* mainwindow)
+               : QGraphicsTextItem(text, parent), parent(parent), mainwindow(mainwindow) {}
+       void contextMenuEvent(QGraphicsSceneContextMenuEvent*);
+private:
+       BasicBlockWidget* parent;
+       Mainwindow* mainwindow;
+};
+
+void CustomQGraphicsTextItem::contextMenuEvent(QGraphicsSceneContextMenuEvent* event) {
+       QTextCursor c = textCursor();
+       c.setPosition(document()->documentLayout()->hitTest(event->pos(), Qt::FuzzyHit));
+       c.select(QTextCursor::WordUnderCursor);
+
+       QMenu menu;
+       bool ok;
+       uint64_t address = c.selectedText().toLongLong(&ok, 16);
+       if (ok) {
+               QAction* act = menu.addAction(c.selectedText() + " is a Function");
+               QObject::connect(act, &QAction::triggered,
+                                [=]() {mainwindow->requestNewFunctionByAddress(address);});
+       }
+       menu.exec(event->screenPos());
+}
+
 BasicBlockWidget::BasicBlockWidget(const QString& name, BasicBlock * block,
                                    Mainwindow * mainwindow)
        : width(270), height(45), name(name)
-       , _widget("", this), _table(NULL)
+       , _table(NULL)
        , block(block), mainwindow(mainwindow) {
        next[0] = NULL; next[1] = NULL;
-       _widget.setPos(5, 20);
-       _widget.setTextInteractionFlags(Qt::TextSelectableByMouse|
+       _widget.reset(new CustomQGraphicsTextItem("", this, mainwindow));
+       _widget->setPos(5, 20);
+       _widget->setTextInteractionFlags(Qt::TextSelectableByMouse|
                                        Qt::LinksAccessibleByMouse);
 
        if (width < 250) width = 250;
@@ -27,7 +55,7 @@ void BasicBlockWidget::addItem(uint8_t* bytes, size_t num_bytes,
                QTextTableFormat format;
                format.setBorderStyle(QTextFrameFormat::BorderStyle_None);
                format.setBorder(0);
-               _table = _widget.textCursor().insertTable(1, 3, format);
+               _table = _widget->textCursor().insertTable(1, 3, format);
        }
 
        for (size_t i(0); i < num_bytes; ++i) {
@@ -46,7 +74,7 @@ void BasicBlockWidget::addItem(uint8_t* bytes, size_t num_bytes,
 
        _table->cellAt(row, 1).firstCursorPosition().insertHtml(line);
 
-       QObject::connect(&_widget, &QGraphicsTextItem::linkActivated,
+       QObject::connect(_widget.get(), &QGraphicsTextItem::linkActivated,
                         [=](QString str) {
                                 if (str.startsWith("function:")) {
                                         QString address = str.remove("function:");
@@ -54,8 +82,8 @@ void BasicBlockWidget::addItem(uint8_t* bytes, size_t num_bytes,
                                 }
                         });
 
-       width = 10 + _widget.boundingRect().width();
-       height = 25 + _widget.boundingRect().height();
+       width = 10 + _widget->boundingRect().width();
+       height = 25 + _widget->boundingRect().height();
 
        if (width < 250) width = 250;
 }
index 2122bf208e6b55fa5323367fb4fd496a4c5dfeaf..5d23d9b65f69995e7009398f769ad758be2044d2 100644 (file)
@@ -7,6 +7,7 @@
 #include <cassert>
 #include <tuple>
 #include <array>
+#include <memory>
 
 class Mainwindow;
 
@@ -42,7 +43,7 @@ public:
 private:
        uint32_t width, height;
        QString name;
-       QGraphicsTextItem _widget;
+       std::unique_ptr<QGraphicsTextItem> _widget;
        QTextTable* _table;
        BasicBlock* block;
        Mainwindow* mainwindow;