From d4089782135e73c2db4223c05c80249d26bd772f Mon Sep 17 00:00:00 2001
From: Marco Martin <notmart@gmail.com>
Date: Mon, 20 Feb 2012 13:32:28 +0100
Subject: [PATCH] bind State

---
 .../qtextracomponents/qiconitem.cpp           | 34 ++++++++++++++++---
 .../qtextracomponents/qiconitem.h             | 16 +++++++--
 2 files changed, 44 insertions(+), 6 deletions(-)

diff --git a/declarativeimports/qtextracomponents/qiconitem.cpp b/declarativeimports/qtextracomponents/qiconitem.cpp
index 6efbb3f07..4c0f5c741 100644
--- a/declarativeimports/qtextracomponents/qiconitem.cpp
+++ b/declarativeimports/qtextracomponents/qiconitem.cpp
@@ -19,15 +19,17 @@
 
 #include "qiconitem.h"
 
-#include <kicon.h>
-#include <kiconloader.h>
+#include <KIcon>
+#include <KIconLoader>
+#include <KIconEffect>
 #include <QtGui/QPainter>
 
 
 QIconItem::QIconItem(QDeclarativeItem *parent)
     : QDeclarativeItem(parent),
       m_smooth(false),
-      m_group(NoGroup)
+      m_group(NoGroup),
+      m_state(DefaultState)
 {
     setFlag(QGraphicsItem::ItemHasNoContents, false);
 }
@@ -63,6 +65,7 @@ void QIconItem::setGroup(QIconItem::Group group)
     emit groupChanged(group);
     emit implicitWidthChanged(implicitWidth());
     emit implicitHeightChanged(implicitHeight());
+    update();
 }
 
 QIconItem::Group QIconItem::group() const
@@ -70,6 +73,22 @@ QIconItem::Group QIconItem::group() const
     return m_group;
 }
 
+QIconItem::State QIconItem::state() const
+{
+    return m_state;
+}
+
+void QIconItem::setState(QIconItem::State state)
+{
+    if (m_state == state) {
+        return;
+    }
+
+    m_state = state;
+    emit stateChanged(state);
+    update();
+}
+
 int QIconItem::implicitWidth() const
 {
     return KIconLoader::global()->currentSize((KIconLoader::Group)m_group);
@@ -108,7 +127,14 @@ void QIconItem::paint(QPainter *painter, const QStyleOptionGraphicsItem *option,
     painter->setRenderHint(QPainter::Antialiasing, m_smooth);
     painter->setRenderHint(QPainter::SmoothPixmapTransform, m_smooth);
 
-    m_icon.paint(painter, boundingRect().toRect(), Qt::AlignCenter, isEnabled()?QIcon::Normal:QIcon::Disabled);
+    if (m_state == DefaultState) {
+        m_icon.paint(painter, boundingRect().toRect(), Qt::AlignCenter, isEnabled()?QIcon::Normal:QIcon::Disabled);
+    } else {
+        QPixmap result = m_icon.pixmap(boundingRect().size().toSize());
+        KIconLoader::global()->iconEffect()->apply(result, KIconLoader::Desktop, KIconLoader::ActiveState);
+        painter->drawPixmap(0, 0, result);
+    }
+
     painter->setRenderHint(QPainter::Antialiasing, wasAntiAlias);
     painter->setRenderHint(QPainter::SmoothPixmapTransform, wasSmoothTransform);
 }
diff --git a/declarativeimports/qtextracomponents/qiconitem.h b/declarativeimports/qtextracomponents/qiconitem.h
index 2f5542510..845175e31 100644
--- a/declarativeimports/qtextracomponents/qiconitem.h
+++ b/declarativeimports/qtextracomponents/qiconitem.h
@@ -32,7 +32,10 @@ class QIconItem : public QDeclarativeItem
     Q_PROPERTY(int implicitWidth READ implicitWidth NOTIFY implicitWidthChanged)
     Q_PROPERTY(int implicitHeight READ implicitHeight NOTIFY implicitHeightChanged)
     Q_PROPERTY(Group group READ group WRITE setGroup NOTIFY groupChanged)
+    Q_PROPERTY(State state READ state WRITE setState NOTIFY stateChanged)
+
     Q_ENUMS(Group)
+    Q_ENUMS(State)
 
 public:
     enum Group {
@@ -44,8 +47,12 @@ public:
         Small, ///Small icons, e.g. for buttons.
         Panel, ///Panel (Plasma Taskbar) icons.
         Dialog, ///Icons for use in dialog titles, page lists, etc.
-        LastGroup, ///Last group.
-        User ///User icons.
+    };
+
+    enum State {
+        DefaultState, ///The default state. 
+        ActiveState, ///Icon is active. 
+        DisabledState ///Icon is disabled.
     };
 
     QIconItem(QDeclarativeItem *parent=0);
@@ -57,6 +64,9 @@ public:
     void setGroup(Group group);
     Group group() const;
 
+    QIconItem::State state() const;
+    void setState(State state);
+
     int implicitWidth() const;
     int implicitHeight() const;
 
@@ -69,11 +79,13 @@ Q_SIGNALS:
     void implicitWidthChanged(int implicitWidth);
     void implicitHeightChanged(int implicitHeight);
     void groupChanged(Group group);
+    void stateChanged(State state);
 
 private:
     QIcon m_icon;
     bool m_smooth;
     Group m_group;
+    State m_state;
 };
 
 #endif