MacOSX/Launcher/VMListController.mm

/*
 *  VMListController.mm - SheepShaver VM manager in Cocoa on Mac OS X
 *
 *  Copyright (C) 2009 Alexei Svitkine
 *
 *  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 of the License, 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.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#import "VMListController.h"
#import "VMSettingsController.h"

/*

TODO:

Verify if VM exists
Create Disk on New VM
Drag-drop to re-arrange order of VMs
Drag VM from Finder to import
Don't show Preferences menu in spawned SheepShaver instances - or make them
use the same nib file as this app!

 */

@implementation VMListController

+ (id) sharedInstance
{
        static VMListController *_sharedInstance = nil;
        if (!_sharedInstance) {
                _sharedInstance = [[VMListController allocWithZone:[self zone]] init];
        }
        return _sharedInstance;
}

- (id) init
{
        self = [super initWithWindowNibName:@"VMListWindow"];

        NSArray *vms = [[NSUserDefaults standardUserDefaults] stringArrayForKey:@"vm_list"];
        vmArray = [[NSMutableArray alloc] initWithCapacity:[vms count]];
        [vmArray addObjectsFromArray:vms];

        tasks = [[NSMutableDictionary alloc] init];

        [[NSNotificationCenter defaultCenter] addObserver:self
                selector:@selector(onTaskTerminated:)
                name:NSTaskDidTerminateNotification
                object:nil];

        return self;
}

- (void) awakeFromNib
{
        [vmList setDataSource: self];
        [vmList setDelegate: self];
        [vmList reloadData];
}

- (void) keyDown: (NSEvent *) event
{
        if ([event type] == NSKeyDown && [[event characters] length] > 0) {
                unichar key = [[event characters] characterAtIndex:0];
                if (key == NSDeleteFunctionKey || key == NSDeleteCharacter) {
                        [self deleteVirtualMachine:self];
                }
        }
}

- (int) numberOfRowsInTableView: (NSTableView *) table
{
        return [vmArray count];
}

- (id) tableView: (NSTableView *) table objectValueForTableColumn: (NSTableColumn *) c row: (int) r
{
        return [vmArray objectAtIndex: r]; // [[vmArray objectAtIndex: r] lastPathComponent];
}

- (void) tableViewSelectionDidChange: (NSNotification *) notification
{
        if ([vmList selectedRow] >= 0) {
                [settingsButton setEnabled:YES];
                [launchButton setEnabled:YES];
        } else {
                [settingsButton setEnabled:NO];
                [launchButton setEnabled:NO];
        }
}

//- (NSString *) tableView: (NSTableView *) table toolTipForCell: (NSCell *) cell rect: (NSRectPointer) rect
//             tableColumn: (NSTableColumn *) c row: (int) r mouseLocation: (NSPoint) loc
//{
//      return [vmArray objectAtIndex: r];
//}

- (IBAction) newVirtualMachine: (id) sender
{
        NSSavePanel *save = [NSSavePanel savePanel];
        [save setMessage: @"New SheepShaver Virtual Machine:"];
        [save setRequiredFileType: @"sheepvm"];
        [save setCanSelectHiddenExtension: YES];
        [save setExtensionHidden: NO];
        [save beginSheetForDirectory: nil
                          file: @"New.sheepvm"
                modalForWindow: [self window]
                 modalDelegate: self
                didEndSelector: @selector(_newVirtualMachineDone: returnCode: contextInfo:)
                   contextInfo: nil];
}

- (IBAction) _newVirtualMachineDone: (NSSavePanel *) save returnCode: (int) returnCode contextInfo: (void *) contextInfo
{
        if (returnCode == NSOKButton) {
                NSFileManager *manager = [NSFileManager defaultManager];
                [manager createDirectoryAtPath:[save filename] attributes:nil];
                [manager createFileAtPath:[[save filename] stringByAppendingPathComponent:@"prefs"] contents:nil attributes:nil];
                [vmArray addObject:[save filename]];
                [vmList reloadData];
                [[NSUserDefaults standardUserDefaults] setObject:vmArray forKey:@"vm_list"];
                [vmList selectRow:([vmArray count] - 1) byExtendingSelection:NO];
                [self editVirtualMachineSettings:self];
                if ([[VMSettingsController sharedInstance] cancelWasClicked]) {
                        [manager removeFileAtPath:[save filename] handler:nil];
                        [vmArray removeObjectAtIndex:([vmArray count] - 1)];
                        [vmList reloadData];
                }
                // TODO advanced: show sub-panel in save dialog that says "Create Disk:"
        }
}

- (IBAction) importVirtualMachine: (id) sender
{
        NSOpenPanel *open = [NSOpenPanel openPanel];
        [open setMessage:@"Import SheepShaver Virtual Machine:"];
        [open setResolvesAliases:YES];
        // Curiously, bundles are treated as "files" not "directories" by NSOpenPanel.
        [open setCanChooseDirectories:NO];
        [open setCanChooseFiles:YES];
        [open setAllowsMultipleSelection:NO];
        [open beginSheetForDirectory: nil
                          file: nil
                         types: [NSArray arrayWithObject:@"sheepvm"]
                modalForWindow: [self window]
                 modalDelegate: self
                didEndSelector: @selector(_importVirtualMachineDone: returnCode: contextInfo:)
                   contextInfo: nil];
}

- (void) _importVirtualMachineDone: (NSOpenPanel *) open returnCode: (int) returnCode contextInfo: (void *) contextInfo
{
        if (returnCode == NSOKButton) {
                [vmArray addObject:[open filename]];
                [vmList reloadData];
                [[NSUserDefaults standardUserDefaults] setObject:vmArray forKey:@"vm_list"];
        }
}

- (IBAction) editVirtualMachineSettings: (id) sender
{
        int selectedRow = [vmList selectedRow];
        if (selectedRow >= 0) {
                NSString *path = [vmArray objectAtIndex:selectedRow];
                if ([tasks objectForKey:path]) {
                        NSAlert *alert = [[[NSAlert alloc] init] autorelease];
                        [alert setMessageText:@"Cannot edit virtual machine settings while it's running."];
                        [alert setAlertStyle:NSWarningAlertStyle];
                        [alert beginSheetModalForWindow:[self window]
                                    modalDelegate:self
                                   didEndSelector:nil
                                      contextInfo:nil];
                } else {
                        [[VMSettingsController sharedInstance] editSettingsFor:path sender:sender];
                }
        }
}

- (IBAction) launchVirtualMachine: (id) sender
{
        int selectedRow = [vmList selectedRow];
        if (selectedRow >= 0) {
                NSString *path = [vmArray objectAtIndex:selectedRow];
                if ([tasks objectForKey:path]) {
                        NSAlert *alert = [[[NSAlert alloc] init] autorelease];
                        [alert setMessageText:@"The selected virtual machine is already running."];
                        [alert setAlertStyle:NSWarningAlertStyle];
                        [alert beginSheetModalForWindow:[self window]
                                    modalDelegate:self
                                   didEndSelector:nil
                                      contextInfo:nil];
                } else {
                        NSTask *sheep = [[NSTask alloc] init];
                        [sheep setLaunchPath:[[NSBundle mainBundle] pathForAuxiliaryExecutable:@"SheepShaver"]];
                        [sheep setArguments:[NSArray arrayWithObject:path]];
                        [sheep launch];
                        [tasks setObject:sheep forKey:path];
                }
        }
}

- (void) onTaskTerminated: (NSNotification *) notification
{
        NSArray *paths = [tasks allKeys];
        NSEnumerator *enumerator = [paths objectEnumerator];
        NSString *path;
        while ((path = [enumerator nextObject])) {
                NSTask *task = [tasks objectForKey:path];
                if (![task isRunning]) {
                        [tasks removeObjectForKey:path];
                        [task release];
                }
        }
}

- (IBAction) deleteVirtualMachine: (id) sender
{
        int selectedRow = [vmList selectedRow];
        if (selectedRow >= 0) {
                NSAlert *alert = [[[NSAlert alloc] init] autorelease];
                [alert setMessageText:@"Do you wish to remove the selected virtual machine from the list?"];
                [alert addButtonWithTitle:@"Remove"];
                [alert addButtonWithTitle:@"Cancel"];
                [alert setAlertStyle:NSWarningAlertStyle];
                [alert beginSheetModalForWindow:[self window]
                                  modalDelegate:self
                                 didEndSelector:@selector(_deleteVirtualMachineDone: returnCode: contextInfo:)
                                    contextInfo:nil];

        }
}

- (void) _deleteVirtualMachineDone: (NSAlert *) alert returnCode: (int) returnCode contextInfo: (void *) contextInfo
{
        if (returnCode == NSAlertFirstButtonReturn) {
                [vmArray removeObjectAtIndex:[vmList selectedRow]];
                [vmList deselectAll:self];
                [vmList reloadData];
                [[NSUserDefaults standardUserDefaults] setObject:vmArray forKey:@"vm_list"];
        }
}

@end
Revision:	1.6
Committed:	2009-08-02T23:46:44Z (15 years, 2 months ago) by asvitkine
Branch:	MAIN
Changes since 1.5:	+50 -7 lines
Log Message:	keep track of running VMs
#	User	Rev	Content
1	asvitkine	1.1	/*
2			* VMListController.mm - SheepShaver VM manager in Cocoa on Mac OS X
3			*
4			* Copyright (C) 2009 Alexei Svitkine
5			*
6			* This program is free software; you can redistribute it and/or modify
7			* it under the terms of the GNU General Public License as published by
8			* the Free Software Foundation; either version 2 of the License, or
9			* (at your option) any later version.
10			*
11			* This program is distributed in the hope that it will be useful,
12			* but WITHOUT ANY WARRANTY; without even the implied warranty of
13			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14			* GNU General Public License for more details.
15			*
16			* You should have received a copy of the GNU General Public License
17			* along with this program; if not, write to the Free Software
18			* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19			*/
20
21			#import "VMListController.h"
22			#import "VMSettingsController.h"
23
24	asvitkine	1.4	/*
25
26			TODO:
27
28			Verify if VM exists
29			Create Disk on New VM
30			Drag-drop to re-arrange order of VMs
31			Drag VM from Finder to import
32			Don't show Preferences menu in spawned SheepShaver instances - or make them
33			use the same nib file as this app!
34
35			*/
36
37	asvitkine	1.1	@implementation VMListController
38
39			+ (id) sharedInstance
40			{
41			static VMListController *_sharedInstance = nil;
42			if (!_sharedInstance) {
43			_sharedInstance = [[VMListController allocWithZone:[self zone]] init];
44			}
45			return _sharedInstance;
46			}
47
48			- (id) init
49			{
50			self = [super initWithWindowNibName:@"VMListWindow"];
51
52			NSArray *vms = [[NSUserDefaults standardUserDefaults] stringArrayForKey:@"vm_list"];
53			vmArray = [[NSMutableArray alloc] initWithCapacity:[vms count]];
54			[vmArray addObjectsFromArray:vms];
55
56	asvitkine	1.6	tasks = [[NSMutableDictionary alloc] init];
57
58			[[NSNotificationCenter defaultCenter] addObserver:self
59			selector:@selector(onTaskTerminated:)
60			name:NSTaskDidTerminateNotification
61			object:nil];
62
63	asvitkine	1.1	return self;
64			}
65
66			- (void) awakeFromNib
67			{
68	asvitkine	1.2	[vmList setDataSource: self];
69	asvitkine	1.4	[vmList setDelegate: self];
70	asvitkine	1.2	[vmList reloadData];
71	asvitkine	1.1	}
72
73	asvitkine	1.4	- (void) keyDown: (NSEvent *) event
74			{
75			if ([event type] == NSKeyDown && [[event characters] length] > 0) {
76			unichar key = [[event characters] characterAtIndex:0];
77			if (key == NSDeleteFunctionKey \|\| key == NSDeleteCharacter) {
78			[self deleteVirtualMachine:self];
79			}
80			}
81			}
82
83	asvitkine	1.1	- (int) numberOfRowsInTableView: (NSTableView *) table
84			{
85	asvitkine	1.2	return [vmArray count];
86	asvitkine	1.1	}
87
88			- (id) tableView: (NSTableView ) table objectValueForTableColumn: (NSTableColumn ) c row: (int) r
89			{
90	asvitkine	1.2	return [vmArray objectAtIndex: r]; // [[vmArray objectAtIndex: r] lastPathComponent];
91	asvitkine	1.1	}
92
93	asvitkine	1.5	- (void) tableViewSelectionDidChange: (NSNotification *) notification
94			{
95			if ([vmList selectedRow] >= 0) {
96			[settingsButton setEnabled:YES];
97			[launchButton setEnabled:YES];
98			} else {
99			[settingsButton setEnabled:NO];
100			[launchButton setEnabled:NO];
101			}
102			}
103
104	asvitkine	1.1	//- (NSString ) tableView: (NSTableView ) table toolTipForCell: (NSCell *) cell rect: (NSRectPointer) rect
105			// tableColumn: (NSTableColumn *) c row: (int) r mouseLocation: (NSPoint) loc
106			//{
107			// return [vmArray objectAtIndex: r];
108			//}
109
110			- (IBAction) newVirtualMachine: (id) sender
111			{
112			NSSavePanel *save = [NSSavePanel savePanel];
113			[save setMessage: @"New SheepShaver Virtual Machine:"];
114			[save setRequiredFileType: @"sheepvm"];
115			[save setCanSelectHiddenExtension: YES];
116			[save setExtensionHidden: NO];
117			[save beginSheetForDirectory: nil
118			file: @"New.sheepvm"
119			modalForWindow: [self window]
120			modalDelegate: self
121			didEndSelector: @selector(_newVirtualMachineDone: returnCode: contextInfo:)
122			contextInfo: nil];
123			}
124
125			- (IBAction) _newVirtualMachineDone: (NSSavePanel ) save returnCode: (int) returnCode contextInfo: (void ) contextInfo
126			{
127			if (returnCode == NSOKButton) {
128	asvitkine	1.3	NSFileManager *manager = [NSFileManager defaultManager];
129			[manager createDirectoryAtPath:[save filename] attributes:nil];
130			[manager createFileAtPath:[[save filename] stringByAppendingPathComponent:@"prefs"] contents:nil attributes:nil];
131			[vmArray addObject:[save filename]];
132			[vmList reloadData];
133			[[NSUserDefaults standardUserDefaults] setObject:vmArray forKey:@"vm_list"];
134			[vmList selectRow:([vmArray count] - 1) byExtendingSelection:NO];
135			[self editVirtualMachineSettings:self];
136			if ([[VMSettingsController sharedInstance] cancelWasClicked]) {
137			[manager removeFileAtPath:[save filename] handler:nil];
138			[vmArray removeObjectAtIndex:([vmArray count] - 1)];
139			[vmList reloadData];
140			}
141			// TODO advanced: show sub-panel in save dialog that says "Create Disk:"
142	asvitkine	1.1	}
143			}
144
145			- (IBAction) importVirtualMachine: (id) sender
146			{
147			NSOpenPanel *open = [NSOpenPanel openPanel];
148			[open setMessage:@"Import SheepShaver Virtual Machine:"];
149			[open setResolvesAliases:YES];
150			// Curiously, bundles are treated as "files" not "directories" by NSOpenPanel.
151			[open setCanChooseDirectories:NO];
152			[open setCanChooseFiles:YES];
153			[open setAllowsMultipleSelection:NO];
154			[open beginSheetForDirectory: nil
155			file: nil
156			types: [NSArray arrayWithObject:@"sheepvm"]
157			modalForWindow: [self window]
158			modalDelegate: self
159			didEndSelector: @selector(_importVirtualMachineDone: returnCode: contextInfo:)
160			contextInfo: nil];
161			}
162
163			- (void) _importVirtualMachineDone: (NSOpenPanel ) open returnCode: (int) returnCode contextInfo: (void ) contextInfo
164			{
165			if (returnCode == NSOKButton) {
166			[vmArray addObject:[open filename]];
167			[vmList reloadData];
168			[[NSUserDefaults standardUserDefaults] setObject:vmArray forKey:@"vm_list"];
169			}
170			}
171
172	asvitkine	1.4	- (IBAction) editVirtualMachineSettings: (id) sender
173	asvitkine	1.1	{
174			int selectedRow = [vmList selectedRow];
175	asvitkine	1.2	if (selectedRow >= 0) {
176	asvitkine	1.6	NSString *path = [vmArray objectAtIndex:selectedRow];
177			if ([tasks objectForKey:path]) {
178			NSAlert *alert = [[[NSAlert alloc] init] autorelease];
179			[alert setMessageText:@"Cannot edit virtual machine settings while it's running."];
180			[alert setAlertStyle:NSWarningAlertStyle];
181			[alert beginSheetModalForWindow:[self window]
182			modalDelegate:self
183			didEndSelector:nil
184			contextInfo:nil];
185			} else {
186			[[VMSettingsController sharedInstance] editSettingsFor:path sender:sender];
187			}
188	asvitkine	1.2	}
189	asvitkine	1.1	}
190
191	asvitkine	1.4	- (IBAction) launchVirtualMachine: (id) sender
192	asvitkine	1.1	{
193	asvitkine	1.2	int selectedRow = [vmList selectedRow];
194			if (selectedRow >= 0) {
195	asvitkine	1.6	NSString *path = [vmArray objectAtIndex:selectedRow];
196			if ([tasks objectForKey:path]) {
197			NSAlert *alert = [[[NSAlert alloc] init] autorelease];
198			[alert setMessageText:@"The selected virtual machine is already running."];
199			[alert setAlertStyle:NSWarningAlertStyle];
200			[alert beginSheetModalForWindow:[self window]
201			modalDelegate:self
202			didEndSelector:nil
203			contextInfo:nil];
204			} else {
205			NSTask *sheep = [[NSTask alloc] init];
206			[sheep setLaunchPath:[[NSBundle mainBundle] pathForAuxiliaryExecutable:@"SheepShaver"]];
207			[sheep setArguments:[NSArray arrayWithObject:path]];
208			[sheep launch];
209			[tasks setObject:sheep forKey:path];
210			}
211			}
212			}
213
214			- (void) onTaskTerminated: (NSNotification *) notification
215			{
216			NSArray *paths = [tasks allKeys];
217			NSEnumerator *enumerator = [paths objectEnumerator];
218			NSString *path;
219			while ((path = [enumerator nextObject])) {
220			NSTask *task = [tasks objectForKey:path];
221			if (![task isRunning]) {
222			[tasks removeObjectForKey:path];
223			[task release];
224			}
225	asvitkine	1.2	}
226	asvitkine	1.1	}
227
228	asvitkine	1.4	- (IBAction) deleteVirtualMachine: (id) sender
229			{
230			int selectedRow = [vmList selectedRow];
231			if (selectedRow >= 0) {
232			NSAlert *alert = [[[NSAlert alloc] init] autorelease];
233			[alert setMessageText:@"Do you wish to remove the selected virtual machine from the list?"];
234			[alert addButtonWithTitle:@"Remove"];
235			[alert addButtonWithTitle:@"Cancel"];
236			[alert setAlertStyle:NSWarningAlertStyle];
237			[alert beginSheetModalForWindow:[self window]
238			modalDelegate:self
239			didEndSelector:@selector(_deleteVirtualMachineDone: returnCode: contextInfo:)
240			contextInfo:nil];
241
242	asvitkine	1.6	}
243	asvitkine	1.4	}
244
245			- (void) _deleteVirtualMachineDone: (NSAlert ) alert returnCode: (int) returnCode contextInfo: (void ) contextInfo
246			{
247			if (returnCode == NSAlertFirstButtonReturn) {
248			[vmArray removeObjectAtIndex:[vmList selectedRow]];
249			[vmList deselectAll:self];
250			[vmList reloadData];
251			[[NSUserDefaults standardUserDefaults] setObject:vmArray forKey:@"vm_list"];
252			}
253			}
254
255	asvitkine	1.1	@end