QQuickOverlay: keep track of all popups

Required by the subsequent patches. Done separately keep the other
patches smaller and easier to review.

Change-Id: I60212451cf53443ae7abd58b8eaad94b66984e03
Reviewed-by: Mitch Curtis <mitch.curtis@qt.io>

3 files changed, 27 insertions, 1 deletions

diff --git a/src/quicktemplates2/qquickoverlay.cpp b/src/quicktemplates2/qquickoverlay.cpp
index e98544cd..ae90a5f8 100644
--- a/src/quicktemplates2/qquickoverlay.cpp
+++ b/src/quicktemplates2/qquickoverlay.cpp
@@ -175,6 +175,16 @@ QQuickOverlayPrivate::QQuickOverlayPrivate() :
 {
 }
 
+void QQuickOverlayPrivate::addPopup(QQuickPopup *popup)
+{
+    allPopups += popup;
+}
+
+void QQuickOverlayPrivate::removePopup(QQuickPopup *popup)
+{
+    allPopups.removeOne(popup);
+}
+
 QQuickOverlay::QQuickOverlay(QQuickItem *parent)
     : QQuickItem(*(new QQuickOverlayPrivate), parent)
 {
diff --git a/src/quicktemplates2/qquickoverlay_p_p.h b/src/quicktemplates2/qquickoverlay_p_p.h
index 0b6ba21c..a3d2cda7 100644
--- a/src/quicktemplates2/qquickoverlay_p_p.h
+++ b/src/quicktemplates2/qquickoverlay_p_p.h
@@ -70,6 +70,9 @@ public:
         return overlay->d_func();
     }
 
+    void addPopup(QQuickPopup *popup);
+    void removePopup(QQuickPopup *popup);
+
     void popupAboutToShow();
     void popupAboutToHide();
 
@@ -86,6 +89,7 @@ public:
     QQmlComponent *modeless;
     QVector<QQuickDrawer *> drawers;
     QVector<QQuickPopup *> popups;
+    QVector<QQuickPopup *> allPopups;
     QPointer<QQuickPopup> mouseGrabberPopup;
     int modalPopups;
 };
diff --git a/src/quicktemplates2/qquickpopup.cpp b/src/quicktemplates2/qquickpopup.cpp
index fa5864df..6c184243 100644
--- a/src/quicktemplates2/qquickpopup.cpp
+++ b/src/quicktemplates2/qquickpopup.cpp
@@ -37,7 +37,7 @@
 #include "qquickpopup_p.h"
 #include "qquickpopup_p_p.h"
 #include "qquickapplicationwindow_p.h"
-#include "qquickoverlay_p.h"
+#include "qquickoverlay_p_p.h"
 #include "qquickcontrol_p_p.h"
 
 #include <QtQml/qqmlinfo.h>
@@ -304,6 +304,18 @@ void QQuickPopupPrivate::setWindow(QQuickWindow *newWindow)
     if (window == newWindow)
         return;
 
+    if (window) {
+        QQuickOverlay *overlay = QQuickOverlay::overlay(window);
+        if (overlay)
+            QQuickOverlayPrivate::get(overlay)->removePopup(q);
+    }
+
+    if (newWindow) {
+        QQuickOverlay *overlay = QQuickOverlay::overlay(newWindow);
+        if (overlay)
+            QQuickOverlayPrivate::get(overlay)->addPopup(q);
+    }
+
     window = newWindow;
     emit q->windowChanged(newWindow);
 }