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/* ============================================================
* File : gpstatus.cpp
* Author: Renchi Raju <renchi@pooh.tam.uiuc.edu>
* Date : 2003-01-21
* Description :
*
* Copyright 2003 by Renchi Raju <renchi@pooh.tam.uiuc.edu>
* This program is free software; you can redistribute it
* and/or modify it under the terms of the GNU General
* Public License as published by the Free Software Foundation;
* either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* ============================================================ */
// Local
#include "gpstatus.h"
#include "gpmessages.h"
namespace KIPIKameraKlientPlugin
{
float GPStatus::target = 0.0;
bool GPStatus::cancel = false;
GPStatus::GPStatus() : QObject() {
context = gp_context_new();
cancel = false;
gp_context_set_cancel_func(context, cancel_func, 0);
gp_context_set_error_func(context, error_func, 0);
gp_context_set_status_func(context, status_func, 0);
gp_context_set_progress_funcs(context, progress_start_func, progress_update_func, progress_stop_func, 0);
}
GPStatus::~GPStatus() {
if(context) {
gp_context_unref(context);
}
}
void GPStatus::cancelOperation() {
cancel = true;
}
GPContextFeedback GPStatus::cancel_func(GPContext *, void *) {
return (cancel ? GP_CONTEXT_FEEDBACK_CANCEL : GP_CONTEXT_FEEDBACK_OK);
}
void GPStatus::error_func(GPContext *, const char *format, va_list args, void *) {
char buf[4096] = "";
int nSize = vsnprintf( buf, 4096, format, args );
if(nSize > 4094) {
nSize = 4094;
}
buf[nSize] = '\0';
QString error;
error = error.fromLocal8Bit(buf);
GPMessages::gpMessagesWrapper()->emit errorMessage(error);
}
void GPStatus::status_func (GPContext *, const char *format, va_list args, void *) {
char buf[4096] = "";
int nSize = vsnprintf( buf, 4096, format, args );
if(nSize > 4094) {
nSize = 4094;
}
buf[nSize] = '\0';
QString status;
status = status.fromLocal8Bit(buf);
GPMessages::gpMessagesWrapper()->emit statusChanged(status);
}
unsigned int GPStatus::progress_start_func(GPContext *, float _target, const char *format, va_list args, void *) {
char buf[4096] = "";
int nSize = vsnprintf( buf, 4096, format, args );
if(nSize > 4094) {
nSize = 4094;
}
buf[nSize] = '\0';
QString prog;
prog = prog.fromLocal8Bit(buf);
target = _target;
return GP_OK;
}
void GPStatus::progress_update_func(GPContext *, unsigned int, float current, void *) {
int percentage = int(100.0 * current/target);
GPMessages::gpMessagesWrapper()->emit progressChanged(percentage);
}
void GPStatus::progress_stop_func(GPContext *, unsigned int, void *) {
GPMessages::gpMessagesWrapper()->emit progressChanged(0);
}
} // NameSpace KIPIKameraKlientPlugin
#include "gpstatus.moc"
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