fltk/fluid/ExternalCodeEditor_UNIX.h
2020-06-19 11:32:02 -07:00

53 lines
1.5 KiB
C++

//
// "$Id$".
//
// External code editor management class for Unix
//
// Handles starting and keeping track of an external text editor,
// including process start, temp file creation/removal, bookkeeping, killing..
//
#ifndef _EXTCODEEDITOR_H
#define _EXTCODEEDITOR_H
#include <errno.h> /* errno */
#include <string.h> /* strerror() */
#include <sys/types.h> /* stat().. */
#include <sys/stat.h>
#include <unistd.h>
class ExternalCodeEditor {
int pid_;
time_t file_mtime_; // last modify time of the file (used to determine if file changed)
size_t file_size_; // last file size (used to determine if changed)
const char *filename_;
protected:
void kill_editor();
const char *create_tmpdir();
const char *tmp_filename();
int start_editor(const char *cmd, const char *filename);
void set_filename(const char *val);
public:
ExternalCodeEditor();
~ExternalCodeEditor();
int is_editing();
int reap_editor(pid_t *pid_reaped=NULL);
void close_editor();
const char *filename() { return filename_; }
int open_editor(const char *editor_cmd, const char *code);
int handle_changes(const char **code, int force=0);
int remove_tmpfile();
// Public static methods
static void start_update_timer();
static void stop_update_timer();
static const char* tmpdir_name();
static void tmpdir_clear();
static int editors_open();
static void set_update_timer_callback(Fl_Timeout_Handler);
};
#endif /*_EXTCODEEDITOR_H */
//
// End of "$Id$".
//