From a609f4c1e70eaba81da493d3409356bef3a26c93 Mon Sep 17 00:00:00 2001
From: Rhys Weatherley <rhys.weatherley@nokia.com>
Date: Wed, 12 Aug 2009 13:52:24 +1000
Subject: Add NOTIFY signals for QFxScaleGrid

This change allows things like "border.top" to be used to position
items based on the values in a ".sci" file.

Reviewed-by: Michael Brasser
---
 src/declarative/fx/qfxscalegrid.cpp | 26 ++++++++++++++++++++++----
 src/declarative/fx/qfxscalegrid_p.h | 11 +++++++----
 2 files changed, 29 insertions(+), 8 deletions(-)

diff --git a/src/declarative/fx/qfxscalegrid.cpp b/src/declarative/fx/qfxscalegrid.cpp
index 4856c15..60ab418 100644
--- a/src/declarative/fx/qfxscalegrid.cpp
+++ b/src/declarative/fx/qfxscalegrid.cpp
@@ -93,7 +93,10 @@ bool QFxScaleGrid::isNull() const
 */
 void QFxScaleGrid::setLeft(int pos)
 {
-    _left = pos;
+    if (_left != pos) {
+        _left = pos;
+        emit borderChanged();
+    }
 }
 
 /*!
@@ -102,7 +105,10 @@ void QFxScaleGrid::setLeft(int pos)
 */
 void QFxScaleGrid::setTop(int pos)
 {
-    _top = pos;
+    if (_top != pos) {
+        _top = pos;
+        emit borderChanged();
+    }
 }
 
 /*!
@@ -111,7 +117,10 @@ void QFxScaleGrid::setTop(int pos)
 */
 void QFxScaleGrid::setRight(int pos)
 {
-    _right = pos;
+    if (_right != pos) {
+        _right = pos;
+        emit borderChanged();
+    }
 }
 
 /*!
@@ -120,9 +129,18 @@ void QFxScaleGrid::setRight(int pos)
 */
 void QFxScaleGrid::setBottom(int pos)
 {
-    _bottom = pos;
+    if (_bottom != pos) {
+        _bottom = pos;
+        emit borderChanged();
+    }
 }
 
+/*!
+    \fn void QFxScaleGrid::borderChanged()
+
+    This signal is emitted when one of the border properties is changed.
+*/
+
 QFxGridScaledImage::QFxGridScaledImage()
 : _l(-1), _r(-1), _t(-1), _b(-1),
   _h(QFxBorderImage::Stretch), _v(QFxBorderImage::Stretch)
diff --git a/src/declarative/fx/qfxscalegrid_p.h b/src/declarative/fx/qfxscalegrid_p.h
index 9d0a84c..4beec85 100644
--- a/src/declarative/fx/qfxscalegrid_p.h
+++ b/src/declarative/fx/qfxscalegrid_p.h
@@ -61,10 +61,10 @@ class Q_DECLARATIVE_EXPORT QFxScaleGrid : public QObject
     Q_OBJECT
     Q_ENUMS(TileRule)
 
-    Q_PROPERTY(int left READ left WRITE setLeft)
-    Q_PROPERTY(int top READ top WRITE setTop)
-    Q_PROPERTY(int right READ right WRITE setRight)
-    Q_PROPERTY(int bottom READ bottom WRITE setBottom)
+    Q_PROPERTY(int left READ left WRITE setLeft NOTIFY borderChanged)
+    Q_PROPERTY(int top READ top WRITE setTop NOTIFY borderChanged)
+    Q_PROPERTY(int right READ right WRITE setRight NOTIFY borderChanged)
+    Q_PROPERTY(int bottom READ bottom WRITE setBottom NOTIFY borderChanged)
 
 public:
     QFxScaleGrid();
@@ -84,6 +84,9 @@ public:
     int  bottom() const { return _bottom; }
     void setBottom(int);
 
+Q_SIGNALS:
+    void borderChanged();
+
 private:
     int _left;
     int _top;
-- 
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