Jump to pc address when program counter is double clicked

2 files changed, 16 insertions, 0 deletions

diff --git a/qtmips_gui/coreview/programcounter.cpp b/qtmips_gui/coreview/programcounter.cpp
index ab7d49b..5d34fac 100644
--- a/qtmips_gui/coreview/programcounter.cpp
+++ b/qtmips_gui/coreview/programcounter.cpp
@@ -10,6 +10,8 @@ using namespace coreview;
 //////////////////////
 
 ProgramCounter::ProgramCounter(machine::QtMipsMachine *machine) : QGraphicsObject(nullptr), name("PC", this), value(this) {
+    registers = machine->registers();
+
     QFont font;
 
     font.setPointSize(7);
@@ -49,6 +51,11 @@ const Connector *ProgramCounter::connector_out() const {
     return con_out;
 }
 
+void ProgramCounter::mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event __attribute__((unused))) {
+    emit open_program();
+    emit jump_to_pc(registers->read_pc());
+}
+
 void ProgramCounter::pc_update(std::uint32_t val) {
     value.setText(QString("0x") + QString::number(val, 16));
 }
diff --git a/qtmips_gui/coreview/programcounter.h b/qtmips_gui/coreview/programcounter.h
index c60ad36..6b5772a 100644
--- a/qtmips_gui/coreview/programcounter.h
+++ b/qtmips_gui/coreview/programcounter.h
@@ -20,10 +20,19 @@ public:
     const Connector *connector_in() const;
     const Connector *connector_out() const;
 
+signals:
+    void open_program();
+    void jump_to_pc(std::uint32_t addr);
+
+protected:
+    void mouseDoubleClickEvent(QGraphicsSceneMouseEvent *event);
+
 private slots:
     void pc_update(std::uint32_t val);
 
 private:
+    const machine::Registers *registers;
+
     QGraphicsSimpleTextItem name;
     QGraphicsSimpleTextItem value;