From 2a8024d4a14d4b07d775fcf4a9c28e8812182fae Mon Sep 17 00:00:00 2001
From: Davide Bettio <davide.bettio@kdemail.net>
Date: Thu, 28 Aug 2008 18:30:50 +0000
Subject: [PATCH] Added popupEvent. CCMAIL:plasma-devel@kde.org

svn path=/trunk/KDE/kdebase/workspace/libs/plasma/; revision=854047
---
 popupapplet.cpp | 9 +++++++++
 popupapplet.h   | 6 ++++++
 2 files changed, 15 insertions(+)

diff --git a/popupapplet.cpp b/popupapplet.cpp
index 5f3e936fb..8d9bb9362 100644
--- a/popupapplet.cpp
+++ b/popupapplet.cpp
@@ -243,6 +243,7 @@ void PopupApplet::constraintsEvent(Plasma::Constraints constraints)
 void PopupApplet::showPopup(uint popupDuration)
 {
     if (d->dialog && (formFactor() == Horizontal || formFactor() == Vertical)) {
+        popupEvent(true);
         d->dialog->move(popupPosition(d->dialog->size()));
         d->dialog->show();
 
@@ -264,10 +265,16 @@ void PopupApplet::showPopup(uint popupDuration)
 void PopupApplet::hidePopup()
 {
     if (d->dialog && (formFactor() == Horizontal || formFactor() == Vertical)) {
+        popupEvent(false);
         d->dialog->hide();
     }
 }
 
+void PopupApplet::popupEvent(bool)
+{
+
+}
+
 void PopupApplet::widgetGeometryChanged()
 {
     if (graphicsWidget() && layout()) {
@@ -284,6 +291,8 @@ void PopupApplet::widgetGeometryChanged()
 void PopupAppletPrivate::togglePopup()
 {
    if (dialog) {
+        q->popupEvent(!dialog->isVisible());
+
         if (dialog->isVisible()) {
             dialog->hide();
         } else {
diff --git a/popupapplet.h b/popupapplet.h
index 6c489a908..c29eab617 100644
--- a/popupapplet.h
+++ b/popupapplet.h
@@ -88,6 +88,12 @@ public:
      */
     void showPopup(uint displayTime = 0);
 
+    /**
+     * This event handler can be reimplemented in a subclass to receive an event before the popup is showed or hidden.
+     * @arg show true if the popup is going to be showed, false if the popup is going to be hiden.
+     */
+     virtual void popupEvent(bool show);
+
 public Q_SLOTS:
     /**
      * Hides the popup.