From b1c0d8eea1313237464b1d9ce7a68423e971c53b Mon Sep 17 00:00:00 2001
From: scorpio810
 <scorpio810@r995  scorpio810  2010-05-20 11:17:04 +0200 (jeu. 20 mai 2010)>
Date: Mon, 22 Aug 2011 11:17:10 +0000
Subject: [PATCH] add a F2 shortcut for the widget "Edit the color of the given
 conductor"

git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/branches/0.3@1313 bfdf4180-ca20-0410-9c96-a3a8aa849046
---
 sources/diagramview.cpp | 51 +++++++++++++++++++++++++++++++++++++++++
 sources/diagramview.h   |  2 ++
 2 files changed, 53 insertions(+)

diff --git a/sources/diagramview.cpp b/sources/diagramview.cpp
index 82a16aeda..28453ddd5 100644
--- a/sources/diagramview.cpp
+++ b/sources/diagramview.cpp
@@ -73,6 +73,8 @@ DiagramView::DiagramView(Diagram *diagram, QWidget *parent) : QGraphicsView(pare
 	connect(&(scene -> undoStack()), SIGNAL(cleanChanged(bool)), this, SLOT(updateWindowTitle()));
 	
 	connect(this, SIGNAL(aboutToAddElement()), this, SLOT(addDroppedElement()), Qt::QueuedConnection);
+	QShortcut *edit_conductor_color_shortcut = new QShortcut(QKeySequence(Qt::Key_F2), this);
+	connect(edit_conductor_color_shortcut, SIGNAL(activated()), this, SLOT(editSelectedConductorColor()));
 }
 
 /**
@@ -736,6 +738,20 @@ void DiagramView::editSelectionProperties() {
 	);
 }
 
+/**
+	Edit the color of the selected conductor; does nothing if multiple conductors are selected
+*/
+void DiagramView::editSelectedConductorColor() {
+	// retrieve selected content
+	DiagramContent selection = scene -> selectedContent();
+	
+	// we'll focus on the selected conductor (we do not handle multiple conductors edition)
+	QList<Conductor *> selected_conductors = selection.conductors(DiagramContent::AnyConductor | DiagramContent::SelectedOnly);
+	if (selected_conductors.count() == 1) {
+		editConductorColor(selected_conductors.at(0));
+	}
+}
+
 /**
 	Affiche des informations sur un element
 	@param element Element a afficher
@@ -857,6 +873,41 @@ void DiagramView::editConductor(Conductor *edited_conductor) {
 	}
 }
 
+/**
+	Edit the color of the given conductor
+	@param edited_conductor Conductor we want to change the color
+*/
+void DiagramView::editConductorColor(Conductor *edited_conductor) {
+	if (scene -> isReadOnly()) return;
+	if (!edited_conductor) return;
+	
+	// store the initial properties of the provided conductor
+	ConductorProperties initial_properties = edited_conductor -> properties();
+	
+	// prepare a color dialog showing the initial conductor color
+	QColorDialog *color_dialog = new QColorDialog(this);
+	color_dialog -> setWindowTitle(tr("Choisir la nouvelle couleur de ce conducteur"));
+#ifdef Q_WS_MAC
+	color_dialog.setWindowFlags(Qt::Sheet);
+#endif
+	color_dialog -> setCurrentColor(initial_properties.color);
+	
+	// asks the user what color he wishes to apply
+	if (color_dialog -> exec() == QDialog::Accepted) {
+		QColor new_color = color_dialog -> selectedColor();
+		if (new_color != initial_properties.color) {
+			// the user chose a different color
+			ConductorProperties new_properties = initial_properties;
+			new_properties.color = new_color;
+			
+			ChangeConductorPropertiesCommand *ccpc = new ChangeConductorPropertiesCommand(edited_conductor);
+			ccpc -> setOldSettings(initial_properties);
+			ccpc -> setNewSettings(new_properties);
+			diagram() -> undoStack().push(ccpc);
+		}
+	}
+}
+
 /**
 	Reinitialise le profil des conducteurs selectionnes
 */
diff --git a/sources/diagramview.h b/sources/diagramview.h
index 49a2e9fc4..01aa07920 100644
--- a/sources/diagramview.h
+++ b/sources/diagramview.h
@@ -118,9 +118,11 @@ class DiagramView : public QGraphicsView {
 	void adjustSceneRect();
 	void updateWindowTitle();
 	void editSelectionProperties();
+	void editSelectedConductorColor();
 	void editElement(Element *);
 	void editConductor();
 	void editConductor(Conductor *);
+	void editConductorColor(Conductor *);
 	void resetConductors();
 	
 	private slots: