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Commit	Line	Data
	1	#ifndef PKGLIB_IPROGRESS_H
	2	#define PKGLIB_IPROGRESS_H
	3
	4	#include <string>
	5	#include <unistd.h>
	6	#include <signal.h>
	7	#include <vector>
	8
	9	namespace APT {
	10	namespace Progress {
	11
	12	class PackageManager;
	13	PackageManager* PackageManagerProgressFactory();
	14
	15	class PackageManager
	16	{
	17	private:
	18	/** \brief dpointer placeholder */
	19	void *d;
	20
	21	protected:
	22	std::string progress_str;
	23	float percentage;
	24	int last_reported_progress;
	25
	26	public:
	27	PackageManager()
	28	: percentage(0.0), last_reported_progress(-1) {};
	29	virtual ~PackageManager() {};
	30
	31	/* Global Start/Stop */
	32	virtual void Start(int /child_pty/=-1) {};
	33	virtual void Stop() {};
	34
	35	/* When dpkg is invoked (may happen multiple times for each
	36	* install/remove block
	37	*/
	38	virtual void StartDpkg() {};
	39
	40	virtual pid_t fork() {return fork(); };
	41
	42	virtual void Pulse() {};
	43	virtual long GetPulseInterval() {
	44	return 500000;
	45	};
	46
	47	virtual bool StatusChanged(std::string PackageName,
	48	unsigned int StepsDone,
	49	unsigned int TotalSteps,
	50	std::string HumanReadableAction);
	51	virtual void Error(std::string /PackageName/,
	52	unsigned int /StepsDone/,
	53	unsigned int /TotalSteps/,
	54	std::string /ErrorMessage/) {}
	55	virtual void ConffilePrompt(std::string /PackageName/,
	56	unsigned int /StepsDone/,
	57	unsigned int /TotalSteps/,
	58	std::string /ConfMessage/) {}
	59	};
	60
	61	class PackageManagerProgressFd : public PackageManager
	62	{
	63	protected:
	64	int OutStatusFd;
	65	int StepsDone;
	66	int StepsTotal;
	67	void WriteToStatusFd(std::string msg);
	68
	69	public:
	70	PackageManagerProgressFd(int progress_fd);
	71
	72	virtual void StartDpkg();
	73	virtual void Stop();
	74
	75	virtual bool StatusChanged(std::string PackageName,
	76	unsigned int StepsDone,
	77	unsigned int TotalSteps,
	78	std::string HumanReadableAction);
	79	virtual void Error(std::string PackageName,
	80	unsigned int StepsDone,
	81	unsigned int TotalSteps,
	82	std::string ErrorMessage);
	83	virtual void ConffilePrompt(std::string PackageName,
	84	unsigned int StepsDone,
	85	unsigned int TotalSteps,
	86	std::string ConfMessage);
	87
	88	};
	89
	90	class PackageManagerProgressDeb822Fd : public PackageManager
	91	{
	92	protected:
	93	int OutStatusFd;
	94	int StepsDone;
	95	int StepsTotal;
	96	void WriteToStatusFd(std::string msg);
	97
	98	public:
	99	PackageManagerProgressDeb822Fd(int progress_fd);
	100
	101	virtual void StartDpkg();
	102	virtual void Stop();
	103
	104	virtual bool StatusChanged(std::string PackageName,
	105	unsigned int StepsDone,
	106	unsigned int TotalSteps,
	107	std::string HumanReadableAction);
	108	virtual void Error(std::string PackageName,
	109	unsigned int StepsDone,
	110	unsigned int TotalSteps,
	111	std::string ErrorMessage);
	112	virtual void ConffilePrompt(std::string PackageName,
	113	unsigned int StepsDone,
	114	unsigned int TotalSteps,
	115	std::string ConfMessage);
	116	};
	117
	118	class PackageManagerFancy : public PackageManager
	119	{
	120	private:
	121	static void staticSIGWINCH(int);
	122	static std::vector<PackageManagerFancy*> instances;
	123
	124	protected:
	125	void SetupTerminalScrollArea(int nr_rows);
	126	void HandleSIGWINCH(int);
	127
	128	int GetNumberTerminalRows();
	129	sighandler_t old_SIGWINCH;
	130	int child_pty;
	131
	132	public:
	133	PackageManagerFancy();
	134	~PackageManagerFancy();
	135	virtual void Start(int child_pty=-1);
	136	virtual void Stop();
	137	virtual bool StatusChanged(std::string PackageName,
	138	unsigned int StepsDone,
	139	unsigned int TotalSteps,
	140	std::string HumanReadableAction);
	141	};
	142
	143	class PackageManagerText : public PackageManager
	144	{
	145	public:
	146	virtual bool StatusChanged(std::string PackageName,
	147	unsigned int StepsDone,
	148	unsigned int TotalSteps,
	149	std::string HumanReadableAction);
	150	};
	151
	152
	153	} // namespace Progress
	154	} // namespace APT
	155
	156	#endif