From 0aac201c776b6a337782a99e25ad588b1e1871ff Mon Sep 17 00:00:00 2001
From: marian <marian@acf43c95-373e-0410-b603-e72c3f656dc1>
Date: Wed, 27 Apr 2011 11:26:49 +0000
Subject: [PATCH] Added method used to retrieve and load image files from/into
 global application pixmap cache.

git-svn-id: http://yate.null.ro/svn/yate/trunk@4339 acf43c95-373e-0410-b603-e72c3f656dc1
---
 clients/qt4/qt4client.cpp | 22 ++++++++++++++++++++++
 clients/qt4/qt4client.h   |  9 +++++++++
 2 files changed, 31 insertions(+)

diff --git a/clients/qt4/qt4client.cpp b/clients/qt4/qt4client.cpp
index 6b6c98f0..28510c50 100644
--- a/clients/qt4/qt4client.cpp
+++ b/clients/qt4/qt4client.cpp
@@ -3973,6 +3973,28 @@ bool QtClient::sendEvent(QEvent& e, QObject* parent, const QString& name)
     return ok;
 }
 
+// Retrieve a pixmap from global application cache.
+// Load and add it to the cache if not found
+bool QtClient::getPixmapFromCache(QPixmap& pixmap, const QString& file)
+{
+    if (file.isEmpty())
+	return false;
+    QPixmap* cached = QPixmapCache::find(file);
+    if (cached) {
+	pixmap = *cached;
+	return true;
+    }
+    if (!pixmap.load(file))
+	return false;
+#ifdef XDEBUG
+    String f;
+    getUtf8(f,file);
+    Debug(ClientDriver::self(),DebugAll,"Loaded '%s' in pixmap cache",f.c_str());
+#endif
+    QPixmapCache::insert(file,pixmap);
+    return true;
+}
+
 
 /**
  * QtDriver
diff --git a/clients/qt4/qt4client.h b/clients/qt4/qt4client.h
index 119f9885..66db38d8 100644
--- a/clients/qt4/qt4client.h
+++ b/clients/qt4/qt4client.h
@@ -500,6 +500,15 @@ public:
      */
     static bool sendEvent(QEvent& e, QObject* parent, const QString& name);
 
+    /**
+     * Retrieve a pixmap from global application cache.
+     * Load and add it to the cache if not found
+     * @param pixmap Destination pixmap to set
+     * @param file File name to retrieve or load
+     * @return True on success, false if failed to load
+     */
+    static bool getPixmapFromCache(QPixmap& pixmap, const QString& file);
+
 protected:
     virtual void loadWindows(const char* file = 0);
 private: