From d06566c40340c80db43e47b171ceda579291ef66 Mon Sep 17 00:00:00 2001
From: Michael Vogt <michael.vogt@ubuntu.com>
Date: Wed, 9 Mar 2005 16:59:16 +0000
Subject: * OpProgress interface added for DepCache

---
 doc/examples/depcache.py | 16 +++++++++++-----
 python/depcache.cc       | 26 +++++++++++++++++++++-----
 2 files changed, 32 insertions(+), 10 deletions(-)

diff --git a/doc/examples/depcache.py b/doc/examples/depcache.py
index 5e5699e7..baf2d875 100644
--- a/doc/examples/depcache.py
+++ b/doc/examples/depcache.py
@@ -11,8 +11,10 @@ class MyProgress:
 
     def Update(self, percent):
         if (self.last + 1.0) <= percent:
-            print "lala %s " % (percent)
+            print "Progress: %s " % (percent)
             self.last = percent
+        if percent >= 100:
+            self.last = 0.0
 
     def Done(self):
         self.last = 0.0
@@ -25,18 +27,22 @@ progress = MyProgress()
 cache = apt_pkg.GetCache(progress)
 print "Available packages: %s " % cache.PackageCount
 
-sys.exit()
-
 iter = cache["base-config"]
 print "example package iter: %s" % iter
 
-
 # get depcache
-depcache = apt_pkg.GetDepCache(cache)
+print "\n\n depcache"
+depcache = apt_pkg.GetDepCache(cache, progress)
 depcache.ReadPinFile()
 print "got a depcache: %s " % depcache
 print "Marked for install: %s " % depcache.InstCount
 
+print "\n\n Reinit"
+depcache.Init(progress)
+
+#sys.exit()
+
+
 # get a canidate version
 ver= depcache.GetCandidateVer(iter)
 print "Candidate version: %s " % ver
diff --git a/python/depcache.cc b/python/depcache.cc
index ac779063..4bd1f390 100644
--- a/python/depcache.cc
+++ b/python/depcache.cc
@@ -20,7 +20,7 @@
 #include <Python.h>
 
 #include <iostream>
-
+#include "progress.h"
 
 // DepCache Class								/*{{{*/
 // ---------------------------------------------------------------------
@@ -49,7 +49,17 @@ static PyObject *PkgDepCacheInit(PyObject *Self,PyObject *Args)
 {   
    PkgDepCacheStruct &Struct = GetCpp<PkgDepCacheStruct>(Self);
 
-   Struct.depcache->Init(0);
+   PyObject *pyCallbackInst = 0;
+   if (PyArg_ParseTuple(Args, "|O", &pyCallbackInst) == 0)
+      return 0;
+
+   if(pyCallbackInst != 0) {
+      PyOpProgress progress;
+      progress.setCallbackInst(pyCallbackInst);
+      Struct.depcache->Init(&progress);
+   } else {
+      Struct.depcache->Init(0);
+   }
 
    return HandleErrors(Py_None);   
 }
@@ -330,7 +340,8 @@ PyTypeObject PkgDepCacheType =
 PyObject *GetDepCache(PyObject *Self,PyObject *Args)
 {
    PyObject *Owner;
-   if (PyArg_ParseTuple(Args,"O!",&PkgCacheType,&Owner) == 0)
+   PyObject *pyCallbackInst = 0;
+   if (PyArg_ParseTuple(Args,"O!|O",&PkgCacheType,&Owner,&pyCallbackInst) == 0)
       return 0;
 
    PyObject *DepCachePyObj;
@@ -340,8 +351,13 @@ PyObject *GetDepCache(PyObject *Self,PyObject *Args)
    HandleErrors(DepCachePyObj);
    PkgDepCacheStruct &Struct = GetCpp<PkgDepCacheStruct>(DepCachePyObj);   
 
-   // init without progress obj
-   Struct.depcache->Init(0);
+   if(pyCallbackInst != 0) {
+      PyOpProgress progress;
+      progress.setCallbackInst(pyCallbackInst);
+      Struct.depcache->Init(&progress);
+   } else {
+      Struct.depcache->Init(0);
+   }
 
    return DepCachePyObj;
 }
-- 
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