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//
// MADataFileEditor.m
// MySQL Administrator
//
// Created by Alfredo Kojima on 1/1/05.
// Copyright 2005 MySQL AB. All rights reserved.
//
#import "MADataFileEditor.h"
#include <sys/param.h>
#include <sys/mount.h>
@implementation MADataFileEditor
static NSString *formatSize(long bsize, long blocks)
{
if (blocks > 1024*1024*1024/bsize)
return [NSString stringWithFormat:@"%liGB", (bsize*(blocks/1024))/(1024*1024)];
else if (blocks > 1024*1024/bsize)
return [NSString stringWithFormat:@"%liMB", (bsize*(blocks/1024))/1024];
else
return [NSString stringWithFormat:@"%liB", bsize*blocks];
}
static VolumeInfo *detectFileSystems(int *count)
{
NSFileManager *fm= [NSFileManager defaultManager];
NSArray *array;
unsigned int i;
VolumeInfo *volumes;
array= [fm directoryContentsAtPath:@"/Volumes"];
volumes= malloc(sizeof(VolumeInfo)*[array count]);
*count= 0;
for (i= 0; i < [array count]; i++)
{
NSString *path;
struct statfs st;
path= [fm pathContentOfSymbolicLinkAtPath:
[NSString stringWithFormat:@"/Volumes/%@",[array objectAtIndex:i]]];
if (statfs([path cString], &st) < 0)
continue;
else
{
volumes[*count].name= [[array objectAtIndex:i] retain];
volumes[*count].path= [path retain];
volumes[*count].total= [formatSize(st.f_bsize, st.f_blocks) retain];
volumes[*count].avail= [formatSize(st.f_bsize, st.f_bavail) retain];
volumes[*count].type= [[NSString stringWithCString:st.f_fstypename] retain];
(*count)++;
}
}
return volumes;
}
- (id)init
{
self= [super init];
if (self)
{
[NSBundle loadNibNamed:@"DataFileEditor" owner:self];
}
return self;
}
- (void)awakeFromNib
{
volumes= detectFileSystems(&volumeCount);
[fstable reloadData];
}
- (void)dealloc
{
if (volumes)
{
int i;
for (i= 0; i < volumeCount; i++)
{
[volumes[i].name release];
[volumes[i].path release];
[volumes[i].total release];
[volumes[i].avail release];
[volumes[i].type release];
}
free(volumes);
}
[super dealloc];
}
- (IBAction)chooseFile:(id)sender
{
NSSavePanel *panel= [NSSavePanel savePanel];
[panel setTitle: @"Set Data File Name"];
[panel setPrompt: @"Set"];
[panel setNameFieldLabel: @"Data File Name"];
if ([panel runModal] == NSFileHandlingPanelOKButton)
{
[filename setStringValue: [panel filename]];
}
}
- (IBAction)okClicked:(id)sender
{
[NSApp stopModalWithCode:NSOKButton];
[self close];
}
- (IBAction)cancelClicked:(id)sender
{
[NSApp stopModalWithCode:NSCancelButton];
[self close];
}
- (BOOL)windowShouldClose:(id)sender
{
[NSApp stopModalWithCode:NSCancelButton];
return YES;
}
- (NSString*)stringValue
{
NSString *fn= [filename stringValue];
NSString *sz= [size stringValue];
NSString *unit= [[sizeUnit selectedItem] title];
return [NSString stringWithFormat:@"%@:%@%c",fn,sz,*[unit cString]];
}
- (void)setStringValue:(NSString*)value
{
NSArray *parts= [value componentsSeparatedByString:@":"];
char *s= strdup([[parts objectAtIndex:1] cString]);
[filename setStringValue:[parts objectAtIndex:0]];
if (strlen(s)>0)
{
switch (s[strlen(s)-1])
{
case 'K':
s[strlen(s)-1]= 0;
[size setStringValue:[NSString stringWithCString:s]];
[sizeUnit selectItemAtIndex:1];
break;
case 'M':
s[strlen(s)-1]= 0;
[size setStringValue:[NSString stringWithCString:s]];
[sizeUnit selectItemAtIndex:2];
break;
case 'G':
s[strlen(s)-1]= 0;
[size setStringValue:[NSString stringWithFormat:@"%ul",strtoul(s, NULL, 0)*1024]];
[sizeUnit selectItemAtIndex:2];
break;
default:
[size setStringValue:[NSString stringWithCString:s]];
[sizeUnit selectItemAtIndex:0];
break;
}
}
else
{
[size setStringValue:@"0"];
[sizeUnit selectItemAtIndex:0];
}
free(s);
}
- (int)numberOfRowsInTableView:(NSTableView *)aTableView
{
return volumeCount;
}
- (id)tableView:(NSTableView *)aTableView objectValueForTableColumn:(NSTableColumn *)aTableColumn
row:(int)rowIndex
{
if ([[aTableColumn identifier] isEqualToString:@"volume"])
return volumes[rowIndex].name;
else if ([[aTableColumn identifier] isEqualToString:@"path"])
return volumes[rowIndex].path;
else if ([[aTableColumn identifier] isEqualToString:@"total"])
return volumes[rowIndex].total;
else if ([[aTableColumn identifier] isEqualToString:@"free"])
return volumes[rowIndex].avail;
else if ([[aTableColumn identifier] isEqualToString:@"path"])
return volumes[rowIndex].path;
else
return volumes[rowIndex].type;
}
@end
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