Make GUI Widget move Comments through the backend properly
authorChristoph Egger <Christoph.Egger@fau.de>
Fri, 20 Mar 2015 14:29:56 +0000 (15:29 +0100)
committerChristoph Egger <Christoph.Egger@fau.de>
Fri, 20 Mar 2015 14:29:56 +0000 (15:29 +0100)
src/core/Comment.hxx
src/gui/widgets/BasicBlockWidget.cxx
src/gui/widgets/BasicBlockWidget.hxx

index 98febe41392380150900cdbd4cfeed6e340022a8..ca3e89cb6ab017ff327738f18ebc4e800e9f1392 100644 (file)
@@ -11,6 +11,7 @@ public:
        bool isLocal() const {return location == NULL;}
 
        void setText(const std::string& text);
+       std::string getText() const {return text;}
        uint64_t getAddress();
        Function* getLocation();
 private:
index 37814014596b29e860a53778b9b09cfbc551ff33..bdddd520f429c925fb4a446a3209867e2a13e1de 100644 (file)
@@ -3,9 +3,12 @@
 #include "gui/dialogs/SimpleStringDialog.hxx"
 #include "core/BasicBlock.hxx"
 #include "core/Function.hxx"
+#include "core/Comment.hxx"
+#include "disassembler/Instruction.hxx"
 #include "core/InformationManager.hxx"
 #include "core/events/RenameFunctionEvent.hxx"
-#include <iostream>
+#include "core/events/ChangeCommentEvent.hxx"
+#include <algorithm>
 
 class CustomQGraphicsTextItem : public QObject, public QGraphicsTextItem {
 public:
@@ -13,18 +16,26 @@ public:
                : QGraphicsTextItem(text, parent), parent(parent) {}
        void contextMenuEvent(QGraphicsSceneContextMenuEvent*);
 private:
-       void addComment(QTextTableCell cell, const QString& title);
+       void addComment(int row, bool global);
 
        BasicBlockWidget* parent;
 };
 
-void CustomQGraphicsTextItem::addComment(QTextTableCell cell, const QString& title) {
-       SimpleStringDialog dialog(title);
+void CustomQGraphicsTextItem::addComment(int row, bool global) {
+       SimpleStringDialog dialog(global ? "Global comment" : "Local comment");
        int result = dialog.exec();
+       uint64_t address = parent->instructions[row].getAddress();
        if (QDialog::Accepted == result) {
-               LOG4CXX_DEBUG(parent->logger, "adding comment " << dialog.result().toStdString()
-                             << " at row " << cell.row());
-               cell.firstCursorPosition().insertHtml(QString(";; ") + dialog.result());
+               Comment* comment;
+               if (global) {
+                       comment = parent->block->getManager()->newGlobalComment(address);
+               } else {
+                       comment = parent->block->getManager()->newLocalComment(address, NULL);
+               }
+               comment->setText(dialog.result().toStdString());
+               parent->block->getManager()->finishComment(comment);
+
+//             cell.firstCursorPosition().insertHtml(QString(";; ") + dialog.result());
        } else {
                LOG4CXX_DEBUG(parent->logger, "addComment aborted");
        }
@@ -47,14 +58,13 @@ void CustomQGraphicsTextItem::contextMenuEvent(QGraphicsSceneContextMenuEvent* e
        QTextTable* table = c.currentTable();
        if (NULL != table) {
                int row = table->cellAt(c).row();
-               QTextTableCell cell = table->cellAt(row, 2);
                QAction* globalComment = menu.addAction("Add global Comment");
                QAction* localComment = menu.addAction("Add local Comment");
 
                QObject::connect(globalComment, &QAction::triggered,
-                                [=]() { addComment(cell, "Global comment"); });
+                                [=]() { addComment(row, true); });
                QObject::connect(localComment, &QAction::triggered,
-                                [=]() { addComment(cell, "Local comment"); });
+                                [=]() { addComment(row, false); });
        }
 
        menu.exec(event->screenPos());
@@ -86,6 +96,7 @@ BasicBlockWidget::BasicBlockWidget(const QString& name, BasicBlock * block,
                         });
        instructions = block->getInstructions();
        populateWidget();
+       block->getManager()->registerChangeCommentEvent([=](ChangeCommentEvent* e) {changeCommentHandler(e);});
 }
 
 void BasicBlockWidget::updateFunctionName(RenameFunctionEvent *event) {
@@ -113,6 +124,29 @@ void BasicBlockWidget::updateFunctionName(RenameFunctionEvent *event) {
        }
 }
 
+void BasicBlockWidget::changeCommentHandler(ChangeCommentEvent* event) {
+       auto inst_it = std::find_if(instructions.begin(), instructions.end(),
+                                   [=](Instruction& inst) {
+                                           return inst.getAddress() == event->address;
+                                   });
+       if (inst_it != instructions.end()) {
+               if (std::find(inst_it->comments().begin(),
+                             inst_it->comments().begin(),
+                             event->comment) == inst_it->comments().end()) {
+                       LOG4CXX_DEBUG(logger, "Change Comment Event --  New Comment!");
+                       inst_it->comments().push_back(event->comment);
+               }
+               int row = inst_it - instructions.begin();
+               LOG4CXX_DEBUG(logger, "Inserting comment for instruction at row " << std::hex << row);
+               QTextCursor cursor = _table->cellAt(row, 2).lastCursorPosition();
+               while (cursor != _table->cellAt(row, 2).firstCursorPosition()) {
+                       cursor.movePosition(QTextCursor::Left, QTextCursor::KeepAnchor, 1);
+               }
+               cursor.removeSelectedText();
+               cursor.insertHtml(formatComments(&*inst_it));
+       }
+}
+
 void BasicBlockWidget::populateWidget() {
        int row;
        QTextTableFormat format;
@@ -152,9 +186,18 @@ void BasicBlockWidget::populateWidget() {
                        }
                        line = "<a href=\"" + href + "\">" + line + "</a>";
                }
-
                _table->cellAt(row, 1).firstCursorPosition().insertHtml(line);
+               _table->cellAt(row, 2).firstCursorPosition().insertHtml(formatComments(&inst));
+       }
+}
+
+QString BasicBlockWidget::formatComments(Instruction* inst) {
+       QString comments;
+       for (Comment* c: inst->comments()) {
+               comments += "<br />";
+               comments += c->getText().c_str();
        }
+       return (comments == "" ? "" : ";; ") + comments.trimmed();
 }
 
 void BasicBlockWidget::paint(QPainter *painter, const QStyleOptionGraphicsItem*,
index e3d3611703937c521a207f0b655166172d9d7111..215086d760b2cc7a03fb692fd75b71dc34b7790e 100644 (file)
@@ -15,6 +15,7 @@ class Mainwindow;
 class CustomQGraphicsTextItem;
 class BasicBlock;
 class RenameFunctionEvent;
+class ChangeCommentEvent;
 
 class BasicBlockWidget : public QObject, public QGraphicsItem
 {
@@ -48,6 +49,8 @@ public:
 private:
        void updateFunctionName(RenameFunctionEvent* event);
        void populateWidget();
+       void changeCommentHandler(ChangeCommentEvent* event);
+       QString formatComments(Instruction* inst);
 
        uint32_t width, height;
        QString name;