Changeset 31633 in vbox for trunk/src/VBox/Main

Timestamp:

Aug 13, 2010 10:36:32 AM (14 years ago)

Author:

vboxsync

Message:

events: more on reusability

Location:

trunk/src/VBox/Main/idl

Files:

• VirtualBox.xidl (modified) (1 diff)
• comimpl.xsl (modified) (4 diffs)

trunk/src/VBox/Main/idl/VirtualBox.xidl

@@ -14120 +14120 @@
 
 
+   <interface
+      name="IReusableEvent" extends="IEvent"
+      uuid="69bfb134-80f6-4266-8e20-16371f68fa25"
+      wsmap="managed"
+      >
+    <desc>Base abstract interface for all reusable events.</desc>
+
+    <attribute name="generation" readonly="yes" type="unsigned long">
+      <desc>Current generation of event, incremented on reuse.</desc>
+    </attribute>
+
+    <method name="reuse">
+      <desc>
+        Marks an event as reused, increments 'generation', fields shall no
+        longer be considered valid.
+      </desc>
+    </method>
+  </interface>
+
   <interface
       name="IMachineEvent" extends="IEvent"

trunk/src/VBox/Main/idl/comimpl.xsl

@@ -579 +579 @@
 
 <xsl:template name="genSwitchCase">
+  <xsl:param name="ifaceName" />
   <xsl:param name="implName" />
   <xsl:param name="reinit" />
@@ -595 +596 @@
   <xsl:choose>
     <xsl:when test="$reinit='yes'">
-      <xsl:value-of select="concat('              ComPtr&lt;', $implName, '&gt; obj;&#10;')"/>
-      <xsl:value-of select="       '              obj = mEvent;&#10;'"/>
-      <xsl:value-of select="       '              Assert(obj);&#10;'"/>
+      <xsl:value-of select="concat('              ComPtr&lt;', $ifaceName, '&gt; iobj;&#10;')"/>
+      <xsl:value-of select="       '              iobj = mEvent;&#10;'"/>
+      <xsl:value-of select="       '              Assert(!iobj.isNull());&#10;'"/>
+      <xsl:value-of select="concat('              ',$implName, '* obj = (', $implName, '*)(', $ifaceName, '*)iobj;&#10;')"/>
       <xsl:value-of select="       '              obj->Reuse();&#10;'"/>
     </xsl:when>
@@ -634 +636 @@
     </xsl:variable>
     <xsl:call-template name="genSwitchCase">
+      <xsl:with-param name="ifaceName" select="@name" />
       <xsl:with-param name="implName" select="$implName" />
       <xsl:with-param name="reinit" select="'no'" />
@@ -664 +667 @@
     </xsl:variable>
     <xsl:call-template name="genSwitchCase">
+      <xsl:with-param name="ifaceName" select="@name" />
       <xsl:with-param name="implName" select="$implName" />
       <xsl:with-param name="reinit" select="'yes'" />