Title block template editor: implemented cut operation.

git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/branches/0.3@1561 bfdf4180-ca20-0410-9c96-a3a8aa849046

sources/titleblock/templatecommands.cpp

@@ -849,6 +849,59 @@ void ChangeTemplateInformationsCommand::redo() {
 	tbtemplate_ -> setInformation(new_information_);
 }
 
+/**
+	Constructor
+*/
+CutTemplateCellsCommand::CutTemplateCellsCommand(TitleBlockTemplate *tb_template, QUndoCommand *parent) :
+	TitleBlockTemplateCommand(tb_template, parent)
+{
+}
+
+/**
+	Destructor
+*/
+CutTemplateCellsCommand::~CutTemplateCellsCommand() {
+}
+
+/**
+	Undo a cut operation
+*/
+void CutTemplateCellsCommand::undo() {
+	foreach (TitleBlockCell *cell, cut_cells_.keys()) {
+		cell -> cell_type = cut_cells_.value(cell);
+	}
+	if (view_) {
+		view_ -> refresh();
+	}
+}
+
+/**
+	Redo a cut operation
+*/
+void CutTemplateCellsCommand::redo() {
+	foreach (TitleBlockCell *cell, cut_cells_.keys()) {
+		cell -> cell_type = TitleBlockCell::EmptyCell;
+	}
+	if (view_) {
+		view_ -> refresh();
+	}
+}
+
+void CutTemplateCellsCommand::setCutCells(const QList<TitleBlockCell *> &cells) {
+	foreach (TitleBlockCell *cell, cells) {
+		cut_cells_.insert(cell, cell -> cell_type);
+	}
+	updateText();
+}
+
+/**
+	Update the label describing this command
+*/
+void CutTemplateCellsCommand::updateText() {
+	setText(QObject::tr("Couper %n cellule(s)", "undo caption", cut_cells_.count()));
+}
+
+
 /**
 	Constructor
 	@param tb_template Changed title block template

sources/titleblock/templatecommands.h

@@ -22,8 +22,8 @@
 #include <QUndoCommand>
 #include "dimension.h"
 #include "templatecellsset.h"
+#include "titleblockcell.h"
 class TitleBlockTemplateView;
-class TitleBlockCell;
 class TitleBlockTemplate;
 
 /**
@@ -251,6 +251,30 @@ class ChangeTemplateInformationsCommand : public QUndoCommand {
 	QString new_information_;
 };
 
+/**
+	This class represents the action of cutting a cells set.
+*/
+class CutTemplateCellsCommand : public TitleBlockTemplateCommand {
+	// constructors, destructor
+	public:
+	CutTemplateCellsCommand(TitleBlockTemplate *, QUndoCommand * = 0);
+	virtual ~CutTemplateCellsCommand();
+	private:
+	CutTemplateCellsCommand(const CutTemplateCellsCommand &);
+	
+	// methods
+	public:
+	virtual void undo();
+	virtual void redo();
+	virtual void setCutCells(const QList<TitleBlockCell *> &);
+	protected:
+	virtual void updateText();
+	
+	// attributes
+	public:
+	/// Cut cells
+	QHash<TitleBlockCell *, TitleBlockCell::TemplateCellType> cut_cells_;
+};
 
 /**
 	This class represents the action of pasting a cells set.

sources/titleblock/templateview.cpp

@@ -133,26 +133,39 @@ void TitleBlockTemplateView::zoomReset() {
 /**
 	Export currently selected cells to the clipboard before setting them as
 	empty.
+	@return the list of cells copied to the clipboard
 */
-void TitleBlockTemplateView::cut() {
+QList<TitleBlockCell *> TitleBlockTemplateView::cut() {
-	/// TODO
+	if (!tbtemplate_) return(QList<TitleBlockCell *>());
+	QList<TitleBlockCell *> copied_cells = copy();
+	
+	if (!copied_cells.isEmpty()) {
+		CutTemplateCellsCommand *cut_command = new CutTemplateCellsCommand(tbtemplate_);
+		cut_command -> setCutCells(copied_cells);
+		requestGridModification(cut_command);
+	}
+	return(copied_cells);
 }
 
 /**
 	Export currently selected cells to the clipboard.
+	@return the list of cells copied to the clipboard
 */
-void TitleBlockTemplateView::copy() {
+QList<TitleBlockCell *> TitleBlockTemplateView::copy() {
-	if (!tbtemplate_) return;
+	if (!tbtemplate_) return(QList<TitleBlockCell *>());
+	QList<TitleBlockCell *> copied_cells = selectedCells();
 	
 	QDomDocument xml_export;
 	QDomElement tbtpartial = xml_export.createElement("titleblocktemplate-partial");
 	xml_export.appendChild(tbtpartial);
-	foreach (TitleBlockCell *cell, selectedCells()) {
+	foreach (TitleBlockCell *cell, copied_cells) {
 		tbtemplate_ -> exportCellToXml(cell, tbtpartial);
 	}
 	
 	QClipboard *clipboard = QApplication::clipboard();
 	clipboard -> setText(xml_export.toString());
+	
+	return(copied_cells);
 }
 
 /**

sources/titleblock/templateview.h

@@ -58,8 +58,8 @@ class TitleBlockTemplateView : public QGraphicsView {
 	void zoomOut();
 	void zoomFit();
 	void zoomReset();
-	void cut();
+	QList<TitleBlockCell *> cut();
-	void copy();
+	QList<TitleBlockCell *> copy();
 	void paste();
 	void addColumnBefore();
 	void addRowBefore();