X-Git-Url: http://git.code-monkey.de/?a=blobdiff_plain;f=pv%2Fview%2Fviewwidget.cpp;h=816fbf513db042fa48dd6edd48fe7c68bd869453;hb=c9743553584975b338890c16ef22943d7beaacdd;hp=57053298d00a81d0495f2ce290a5aa3cdea77ac8;hpb=803cdac41caf71af9298e3f612468aa522a107d5;p=pulseview.git

diff --git a/pv/view/viewwidget.cpp b/pv/view/viewwidget.cpp
index 5705329..816fbf5 100644
--- a/pv/view/viewwidget.cpp
+++ b/pv/view/viewwidget.cpp
@@ -20,6 +20,7 @@
 
 #include <QApplication>
 #include <QMouseEvent>
+#include <QTouchEvent>
 
 #include "rowitem.hpp"
 #include "view.hpp"
@@ -38,6 +39,7 @@ ViewWidget::ViewWidget(View &parent) :
 	item_dragging_(false)
 {
 	setFocusPolicy(Qt::ClickFocus);
+	setAttribute(Qt::WA_AcceptTouchEvents, true);
 	setMouseTracking(true);
 }
 
@@ -86,6 +88,12 @@ bool ViewWidget::accept_drag() const
 	return false;
 }
 
+bool ViewWidget::mouse_down() const
+{
+	return mouse_down_point_.x() != INT_MIN &&
+		mouse_down_point_.y() != INT_MIN;
+}
+
 void ViewWidget::drag_items(const QPoint &delta)
 {
 	// Drag the row items
@@ -174,6 +182,29 @@ void ViewWidget::mouse_left_release_event(QMouseEvent *event)
 	item_dragging_ = false;
 }
 
+bool ViewWidget::touch_event(QTouchEvent *e)
+{
+	(void)e;
+	return false;
+}
+
+bool ViewWidget::event(QEvent *event)
+{
+	switch (event->type()) {
+	case QEvent::TouchBegin:
+	case QEvent::TouchUpdate:
+	case QEvent::TouchEnd:
+		if (touch_event(static_cast<QTouchEvent *>(event)))
+			return true;
+		break;
+
+	default:
+		break;
+	}
+
+	return QWidget::event(event);
+}
+
 void ViewWidget::mousePressEvent(QMouseEvent *event)
 {
 	assert(event);
@@ -191,6 +222,7 @@ void ViewWidget::mouseReleaseEvent(QMouseEvent *event)
 	if (event->button() & Qt::LeftButton)
 		mouse_left_release_event(event);
 
+	mouse_down_point_ = QPoint(INT_MIN, INT_MIN);
 	mouse_down_item_ = nullptr;
 }