Changeset 47951 in vbox

Timestamp:

Aug 21, 2013 8:38:18 AM (11 years ago)

Author:

vboxsync

Message:

FE/Qt: Settings Dialog: Warning-pane: Hover-stuff timer preventing mouse-over flicker.

Location:

trunk/src/VBox/Frontends/VirtualBox/src/widgets

Files:

• UIWarningPane.cpp (modified) (6 diffs)
• UIWarningPane.h (modified) (3 diffs)

trunk/src/VBox/Frontends/VirtualBox/src/widgets/UIWarningPane.cpp

@@ -22 +22 @@
 #include <QLabel>
 #include <QEvent>
+#include <QTimer>
 
 /* GUI includes: */
@@ -34 +35 @@
     , m_pIconLayout(0)
     , m_pTextLabel(0)
+    , m_pHoverTimer(0)
+    , m_iHoveredIconLabelPosition(-1)
 {
     /* Prepare: */
@@ -79 +82 @@
 }
 
+void UIWarningPane::sltHandleHoverTimer()
+{
+    /* Notify listeners about hovering: */
+    if (m_iHoveredIconLabelPosition >= 0 && m_iHoveredIconLabelPosition < m_validators.size())
+        emit sigHoverEnter(m_validators[m_iHoveredIconLabelPosition]);
+}
+
 void UIWarningPane::prepare()
 {
@@ -110 +120 @@
             pMainLayout->addLayout(m_pIconLayout);
         }
+        /* Create hover-timer: */
+        m_pHoverTimer = new QTimer(this);
+        {
+            /* Configure timer: */
+            m_pHoverTimer->setInterval(200);
+            m_pHoverTimer->setSingleShot(true);
+            connect(m_pHoverTimer, SIGNAL(timeout()), this, SLOT(sltHandleHoverTimer()));
+        }
         /* Add right stretch: */
         pMainLayout->addStretch();
@@ -134 +152 @@
                     {
                         m_hovered[iIconLabelPosition] = true;
-                        emit sigHoverEnter(m_validators[iIconLabelPosition]);
+                        m_iHoveredIconLabelPosition = iIconLabelPosition;
+                        m_pHoverTimer->start();
                     }
                 }
@@ -154 +173 @@
                     {
                         m_hovered[iIconLabelPosition] = false;
-                        emit sigHoverLeave(m_validators[iIconLabelPosition]);
+                        if (m_pHoverTimer->isActive())
+                        {
+                            m_pHoverTimer->stop();
+                            m_iHoveredIconLabelPosition = -1;
+                        }
+                        else
+                            emit sigHoverLeave(m_validators[iIconLabelPosition]);
                     }
                 }

trunk/src/VBox/Frontends/VirtualBox/src/widgets/UIWarningPane.h

@@ -27 +27 @@
 class QHBoxLayout;
 class QLabel;
+class QTimer;
 
 /* Warning-pane prototype: */
@@ -50 +51 @@
     void registerValidator(UIPageValidator *pValidator);
 
+private slots:
+
+    /* Handler: Hover stuff: */
+    void sltHandleHoverTimer();
+
 private:
 
@@ -65 +71 @@
     QList<QLabel*> m_icons;
     QList<bool> m_hovered;
+    QTimer *m_pHoverTimer;
+    int m_iHoveredIconLabelPosition;
 };