Les editions du cartouche sont desormais annulables

git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/trunk@141 bfdf4180-ca20-0410-9c96-a3a8aa849046

borderinset.h

@@ -1,5 +1,6 @@
 #ifndef BORDERINSET_H
 #define BORDERINSET_H
+#include "insetproperties.h"
 #include <QObject>
 #include <QRectF>
 #include <QPainter>
@@ -63,6 +64,22 @@ class BorderInset : public QObject {
 	void setTitle              (const QString &title)    { bi_title        = title;    }
 	void setFolio              (const QString &folio)    { bi_folio        = folio;    }
 	void setFileName           (const QString &filename) { bi_filename     = filename; }
+	InsetProperties exportInset() {
+		InsetProperties ip;
+		ip.author = bi_author;
+		ip.date = bi_date;
+		ip.title = bi_title;
+		ip.folio = bi_folio;
+		ip.filename = bi_filename;
+		return(ip);
+	}
+	void importInset(const InsetProperties &ip) {
+		bi_author = ip.author;
+		bi_date = ip.date;
+		bi_title = ip.title;
+		bi_folio = ip.folio;
+		bi_filename = ip.filename;
+	}
 	
 	// methodes d'acces en ecriture aux options
 	void displayInset          (bool di)                 { display_inset   = di;       }
@@ -78,8 +95,8 @@ class BorderInset : public QObject {
 	QString bi_author;
 	QDate   bi_date;
 	QString bi_title;
-	QString bi_folio;       // vraiment necessaire ce truc ?
-	QString bi_filename;    // meme remarque
+	QString bi_folio;
+	QString bi_filename;
 	
 	// dimensions du cadre et du cartouche
 	int    nb_columns;

diagramcommands.cpp

@@ -387,3 +387,37 @@ void ChangeConducerCommand::redo() {
 	if (first_redo) first_redo = false;
 	else conducer -> setProfile(new_profile);
 }
+
+/**
+	Constructeur
+	@param d Schema dont on modifie le cartouche
+	@param old_ip Anciennes proprietes du cartouches
+	@param new_ip Nouvelles proprietes du cartouches
+	@param parent QUndoCommand parent
+*/
+ChangeInsetCommand::ChangeInsetCommand(
+	Diagram *d,
+	const InsetProperties &old_ip,
+	const InsetProperties &new_ip,
+	QUndoCommand *parent
+) :
+	QUndoCommand(QObject::tr("modifier le cartouche"), parent),
+	diagram(d),
+	old_inset(old_ip),
+	new_inset(new_ip)
+{
+}
+
+/// Destructeur
+ChangeInsetCommand::~ChangeInsetCommand() {
+}
+
+/// Annule la modification de cartouche
+void ChangeInsetCommand::undo() {
+	diagram -> border_and_inset.importInset(old_inset);
+}
+
+/// Refait la modification de cartouche
+void ChangeInsetCommand::redo() {
+	diagram -> border_and_inset.importInset(new_inset);
+}

diagramcommands.h

@@ -234,4 +234,30 @@ class ChangeConducerCommand : public QUndoCommand {
 	/// booleen pour ne pas executer le premier redo()
 	bool first_redo;
 };
+
+/**
+	Cette classe represente l'action de modifier les informations du cartouche d'un schema
+*/
+class ChangeInsetCommand : public QUndoCommand {
+	// constructeurs, destructeur
+	public:
+	ChangeInsetCommand(Diagram *, const InsetProperties &, const InsetProperties &, QUndoCommand * = 0);
+	virtual ~ChangeInsetCommand();
+	private:
+	ChangeInsetCommand(const ChangeInsetCommand &);
+	
+	// methodes
+	public:
+	virtual void undo();
+	virtual void redo();
+	
+	// attributs
+	private:
+	/// DiagramTextItem modifie
+	Diagram *diagram;
+	/// texte avant changement
+	InsetProperties old_inset;
+	/// texte apres changement
+	InsetProperties new_inset;
+};
 #endif

diagramview.cpp

@@ -459,21 +459,21 @@ void DiagramView::dialogPrint() {
 */
 void DiagramView::dialogEditInfos() {
 	// recupere le cartouche du schema
-	BorderInset *inset = &(scene -> border_and_inset);
+	InsetProperties inset = scene -> border_and_inset.exportInset();
 	
 	// construit le dialogue
 	QDialog popup;
 	popup.setMinimumWidth(400);
 	popup.setWindowTitle(tr("Cartouche du sch\351ma"));
 	
-	QLineEdit *titre = new QLineEdit(inset -> title(), &popup);
-	QLineEdit *auteur = new QLineEdit(inset -> author(), &popup);
-	QDate date_diagram = QDate(inset -> date());
+	QLineEdit *titre = new QLineEdit(inset.title, &popup);
+	QLineEdit *auteur = new QLineEdit(inset.author, &popup);
+	QDate date_diagram = QDate(inset.date);
 	if (date_diagram.isNull() || !date_diagram.isValid()) date_diagram = QDate::currentDate();
 	QDateEdit *date = new QDateEdit(date_diagram, &popup);
 	date -> setCalendarPopup(true);
-	QLineEdit *fichier = new QLineEdit(inset -> fileName(), &popup);
-	QLineEdit *folio = new QLineEdit(inset -> folio(), &popup);
+	QLineEdit *fichier = new QLineEdit(inset.filename, &popup);
+	QLineEdit *folio = new QLineEdit(inset.folio, &popup);
 	QWidget bidon(&popup);
 	QGridLayout layout_champs(&bidon);
 	layout_champs.addWidget(new QLabel(tr("Titre : ")),   0, 0);
@@ -496,12 +496,19 @@ void DiagramView::dialogEditInfos() {
 	QVBoxLayout layout_v(&popup);
 	layout_v.addWidget(&bidon);
 	layout_v.addWidget(&boutons);
+	// si le dialogue est accepte
 	if (popup.exec() == QDialog::Accepted) {
-		inset -> setTitle(titre -> text());
-		inset -> setAuthor(auteur -> text());
-		inset -> setDate(date -> date());
-		inset -> setFileName(fichier -> text());
-		inset -> setFolio(folio -> text());
+		InsetProperties new_inset;
+		new_inset.title = titre -> text();
+		new_inset.author = auteur -> text();
+		new_inset.date = date -> date();
+		new_inset.filename = fichier -> text();
+		new_inset.folio = folio -> text();
+		
+		// s'il y a des modifications
+		if (new_inset != inset) {
+			scene -> undoStack().push(new ChangeInsetCommand(scene, inset, new_inset));
+		}
 	}
 }
 

insetproperties.h

@@ -0,0 +1,30 @@
+#ifndef INSET_PROPERTIES_H
+#define INSET_PROPERTIES_H
+#include <QDate>
+#include <QString>
+class InsetProperties {
+	public:
+	InsetProperties() {
+	}
+	virtual ~InsetProperties() {
+	}
+	bool operator==(const InsetProperties &ip) {
+		return(
+			ip.title == title &&\
+			ip.author == author &&\
+			ip.date == date &&\
+			ip.filename == filename &&\
+			ip.folio == folio
+		);
+	}
+	bool operator!=(const InsetProperties &ip) {
+		return(!(*this == ip));
+	}
+	// attributs
+	QString title;
+	QString author;
+	QDate date;
+	QString filename;
+	QString folio;
+};
+#endif

qelectrotech.pro

@@ -66,7 +66,8 @@ HEADERS += aboutqet.h \
            editor/textfieldeditor.h \
  diagramcommands.h \
  diagramitem.h \
- diagramtextitem.h
+ diagramtextitem.h \
+ insetproperties.h
 SOURCES += aboutqet.cpp \
            borderinset.cpp \
            conducer.cpp \