X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/790d41f6372871e527f3fc9da66d049937b4c780..949d2e98a0fc00afc6e9cf78a724d0d578a3ca2a:/apt-pkg/install-progress.h

diff --git a/apt-pkg/install-progress.h b/apt-pkg/install-progress.h
index d721c6373..5d1a20e9b 100644
--- a/apt-pkg/install-progress.h
+++ b/apt-pkg/install-progress.h
@@ -1,9 +1,12 @@
 #ifndef PKGLIB_IPROGRESS_H
 #define PKGLIB_IPROGRESS_H
 
+#include <apt-pkg/macros.h>
+
 #include <string>
 #include <unistd.h>
-
+#include <signal.h>
+#include <vector>
 
 namespace APT {
 namespace Progress {
@@ -23,16 +26,16 @@ namespace Progress {
     int last_reported_progress;
 
  public:
-    PackageManager() 
+    PackageManager()
        : percentage(0.0), last_reported_progress(-1) {};
     virtual ~PackageManager() {};
 
     /* Global Start/Stop */
-    virtual void Start() {};
+    virtual void Start(int /*child_pty*/=-1) {};
     virtual void Stop() {};
 
-    /* When dpkg is invoked (may happen multiple times for each 
-     * install/remove block 
+    /* When dpkg is invoked (may happen multiple times for each
+     * install/remove block
     */
     virtual void StartDpkg() {};
 
@@ -43,18 +46,18 @@ namespace Progress {
          return 500000;
     };
 
-    virtual bool StatusChanged(std::string PackageName, 
+    virtual bool StatusChanged(std::string PackageName,
                                unsigned int StepsDone,
                                unsigned int TotalSteps,
-                               std::string HumanReadableAction) ;
-    virtual void Error(std::string PackageName,                                
-                       unsigned int StepsDone,
-                       unsigned int TotalSteps,
-                       std::string ErrorMessage) {};
-    virtual void ConffilePrompt(std::string PackageName,
-                                unsigned int StepsDone,
-                                unsigned int TotalSteps,
-                                std::string ConfMessage) {};
+                               std::string HumanReadableAction);
+    virtual void Error(std::string /*PackageName*/,
+                       unsigned int /*StepsDone*/,
+                       unsigned int /*TotalSteps*/,
+                       std::string /*ErrorMessage*/) {}
+    virtual void ConffilePrompt(std::string /*PackageName*/,
+                                unsigned int /*StepsDone*/,
+                                unsigned int /*TotalSteps*/,
+                                std::string /*ConfMessage*/) {}
  };
 
  class PackageManagerProgressFd : public PackageManager
@@ -71,11 +74,11 @@ namespace Progress {
     virtual void StartDpkg();
     virtual void Stop();
 
-    virtual bool StatusChanged(std::string PackageName, 
+    virtual bool StatusChanged(std::string PackageName,
                                unsigned int StepsDone,
                                unsigned int TotalSteps,
                                std::string HumanReadableAction);
-    virtual void Error(std::string PackageName,                                
+    virtual void Error(std::string PackageName,
                        unsigned int StepsDone,
                        unsigned int TotalSteps,
                           std::string ErrorMessage);
@@ -100,11 +103,11 @@ namespace Progress {
     virtual void StartDpkg();
     virtual void Stop();
 
-    virtual bool StatusChanged(std::string PackageName, 
+    virtual bool StatusChanged(std::string PackageName,
                                unsigned int StepsDone,
                                unsigned int TotalSteps,
                                std::string HumanReadableAction);
-    virtual void Error(std::string PackageName,                                
+    virtual void Error(std::string PackageName,
                        unsigned int StepsDone,
                        unsigned int TotalSteps,
                           std::string ErrorMessage);
@@ -116,31 +119,50 @@ namespace Progress {
 
  class PackageManagerFancy : public PackageManager
  {
+ private:
+    static void staticSIGWINCH(int);
+    static std::vector<PackageManagerFancy*> instances;
+    APT_HIDDEN bool DrawStatusLine();
+
  protected:
-    int nr_terminal_rows;
     void SetupTerminalScrollArea(int nr_rows);
+    void HandleSIGWINCH(int);
+
+    typedef struct {
+       int rows;
+       int columns;
+    } TermSize;
+    TermSize GetTerminalSize();
+
+    sighandler_t old_SIGWINCH;
+    int child_pty;
 
  public:
     PackageManagerFancy();
-    virtual void Start();
+    ~PackageManagerFancy();
+    virtual void Start(int child_pty=-1);
     virtual void Stop();
-    virtual bool StatusChanged(std::string PackageName, 
+    virtual bool StatusChanged(std::string PackageName,
                                unsigned int StepsDone,
                                unsigned int TotalSteps,
                                std::string HumanReadableAction);
+
+    // return a progress bar of the given size for the given progress 
+    // percent between 0.0 and 1.0 in the form "[####...]"
+    static std::string GetTextProgressStr(float percent, int OutputSize);
  };
 
  class PackageManagerText : public PackageManager
  {
  public:
-    virtual bool StatusChanged(std::string PackageName, 
+    virtual bool StatusChanged(std::string PackageName,
                                unsigned int StepsDone,
                                unsigned int TotalSteps,
                                std::string HumanReadableAction);
  };
 
 
-}; // namespace Progress
-}; // namespace APT
+} // namespace Progress
+} // namespace APT
 
 #endif