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| author | madmaxoft@gmail.com <madmaxoft@gmail.com@0a769ca7-a7f5-676a-18bf-c427514a06d6> | 2013-06-29 17:30:05 +0200 |
|---|---|---|
| committer | madmaxoft@gmail.com <madmaxoft@gmail.com@0a769ca7-a7f5-676a-18bf-c427514a06d6> | 2013-06-29 17:30:05 +0200 |
| commit | 7b75aaea7c538f61518a60fe4af363383020e0bc (patch) | |
| tree | a4ee92f7763ca9931e6c1e5b96a2b5275206ab46 /source/CommandOutput.h | |
| parent | Added a function that allows you to change the /back coordinates. (diff) | |
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Diffstat (limited to 'source/CommandOutput.h')
| -rw-r--r-- | source/CommandOutput.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/source/CommandOutput.h b/source/CommandOutput.h new file mode 100644 index 000000000..68217dbb4 --- /dev/null +++ b/source/CommandOutput.h @@ -0,0 +1,82 @@ +
+// CommandOutput.h
+
+// Declares various classes that process command output
+
+
+
+
+
+/** Interface for a callback that receives command output
+The Out() function is called for any output the command has produced.
+Descendants override that function to provide specific processing of the output.
+*/
+class cCommandOutputCallback
+{
+public:
+ virtual ~cCommandOutputCallback() {}; // Force a virtual destructor in subclasses
+
+ /// Syntax sugar function, calls Out() with Printf()-ed parameters; appends a "\n"
+ void Out(const char * a_Fmt, ...);
+
+ /// Called when the command wants to output anything; may be called multiple times
+ virtual void Out(const AString & a_Text) = 0;
+
+ /// Called when the command processing has been finished
+ virtual void Finished(void) {};
+} ;
+
+
+
+
+
+/// Class that discards all command output
+class cNullCommandOutputCallback :
+ public cCommandOutputCallback
+{
+ // cCommandOutputCallback overrides:
+ virtual void Out(const AString & a_Text) override
+ {
+ // Do nothing
+ }
+} ;
+
+
+
+
+
+
+/// Sends all command output to a log, line by line, when the command finishes processing
+class cLogCommandOutputCallback :
+ public cCommandOutputCallback
+{
+public:
+ // cCommandOutputCallback overrides:
+ virtual void Out(const AString & a_Text) override;
+ virtual void Finished(void) override;
+
+protected:
+ /// Output is stored here until the command finishes processing
+ AString m_Buffer;
+} ;
+
+
+
+
+
+/// Sends all command output to a log, line by line; deletes self when command finishes processing
+class cLogCommandDeleteSelfOutputCallback :
+ public cLogCommandOutputCallback
+{
+ typedef cLogCommandOutputCallback super;
+
+ virtual void Finished(void) override
+ {
+ super::Finished();
+ delete this;
+ }
+} ;
+
+
+
+
|