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Commit a901b8ad authored by Pierre d'Herbemont's avatar Pierre d'Herbemont
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macosx_dialog_provider: Don't waste a thread for nothing and make sure we call... 

macosx_dialog_provider: Don't waste a thread for nothing and make sure we call AppKit from main thread.
parent c4d1a91a
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Showing with 287 additions and 133 deletions
modules/gui/macosx_dialog_provider/dialogProvider.m
View file @ a901b8ad
......@@ -57,28 +57,62 @@ static void updateProgressPanel (void *, const char *, float);
static bool checkProgressPanel (void *);
static void destroyProgressPanel (void *);
@interface VLCDialogDisplayer : NSObject
{
VLCProgressPanel *_currentProgressBarPanel;
}
+ (NSDictionary *)dictionaryForDialog:(const char *)title :(const char *)message :(const char *)yes :(const char *)no :(const char *)cancel;
- (void)displayError:(NSDictionary *)dialog;
- (void)displayCritical:(NSDictionary *)dialog;
- (NSNumber *)displayQuestion:(NSDictionary *)dialog;
- (NSDictionary *)displayLogin:(NSDictionary *)dialog;
- (void)displayProgressBar:(NSDictionary *)dict;
- (void)updateProgressPanel:(NSDictionary *)dict;
- (void)destroyProgressPanel;
- (NSNumber *)checkProgressPanel;
- (id)resultFromSelectorOnMainThread:(SEL)sel withObject:(id)object;
@end
static inline NSDictionary *DictFromDialogFatal(dialog_fatal_t *dialog) {
return [VLCDialogDisplayer dictionaryForDialog:dialog->title :dialog->message :NULL :NULL :NULL];
}
static inline NSDictionary *DictFromDialogLogin(dialog_login_t *dialog) {
return [VLCDialogDisplayer dictionaryForDialog:dialog->title :dialog->message :NULL :NULL :NULL];
}
static inline NSDictionary *DictFromDialogQuestion(dialog_question_t *dialog) {
return [VLCDialogDisplayer dictionaryForDialog:dialog->title :dialog->message :dialog->yes :dialog->no :dialog->cancel];
}
static inline NSDictionary *DictFromDialogProgressBar(dialog_progress_bar_t *dialog) {
return [VLCDialogDisplayer dictionaryForDialog:dialog->title :dialog->message :NULL :NULL :dialog->cancel];
}
struct intf_sys_t
{
VLCProgressPanel *currentProgressBarPanel;
VLCDialogDisplayer *displayer;
vlc_mutex_t lock;
vlc_cond_t wait;
};
/*****************************************************************************
* Module descriptor
*****************************************************************************/
vlc_module_begin()
/* Minimal interface. see intf.m */
set_shortname("Mac OS X Dialogs")
add_shortcut("macosx_dialog_provider")
add_shortcut("miosx")
set_description("Minimal Mac OS X Dialog Provider")
set_capability("interface", 50)
set_callbacks(OpenIntf, CloseIntf)
set_category(CAT_INTERFACE)
set_subcategory(SUBCAT_INTERFACE_MAIN)
/* Minimal interface. see intf.m */
set_shortname("Mac OS X Dialogs")
add_shortcut("macosx_dialog_provider")
add_shortcut("miosx")
set_description("Minimal Mac OS X Dialog Provider")
set_capability("interface", 50)
set_callbacks(OpenIntf, CloseIntf)
set_category(CAT_INTERFACE)
set_subcategory(SUBCAT_INTERFACE_MAIN)
vlc_module_end()
/*****************************************************************************
......@@ -94,18 +128,8 @@ int OpenIntf(vlc_object_t *p_this)
memset(p_intf->p_sys,0,sizeof(*p_intf->p_sys));
p_intf->b_should_run_on_first_thread = true;
p_intf->pf_run = Run;
p_intf->p_sys->displayer = [[VLCDialogDisplayer alloc] init];
msg_Dbg(p_intf,"Opening Mac OS X dialog provider");
return VLC_SUCCESS;
}
/*****************************************************************************
* Run: waiting for the death
*****************************************************************************/
static void Run( intf_thread_t *p_intf )
{
/* subscribe to various interactive dialogues */
var_Create(p_intf,"dialog-error",VLC_VAR_ADDRESS);
var_AddCallback(p_intf,"dialog-error",DisplayError,p_intf);
......@@ -118,21 +142,12 @@ static void Run( intf_thread_t *p_intf )
var_Create(p_intf,"dialog-progress-bar",VLC_VAR_ADDRESS);
var_AddCallback(p_intf,"dialog-progress-bar",DisplayProgressPanelAction,p_intf);
dialog_Register(p_intf);
msg_Dbg(p_intf,"Mac OS X dialog provider initialised");
/* idle */
while(vlc_object_alive(p_intf))
msleep(INTF_IDLE_SLEEP);
/* unsubscribe from the interactive dialogues */
dialog_Unregister(p_intf);
var_DelCallback(p_intf,"dialog-error",DisplayError,p_intf);
var_DelCallback(p_intf,"dialog-critical",DisplayCritical,p_intf);
var_DelCallback(p_intf,"dialog-login",DisplayLogin,p_intf);
var_DelCallback(p_intf,"dialog-question",DisplayQuestion,p_intf);
var_DelCallback(p_intf,"dialog-progress-bar",DisplayProgressPanelAction,p_intf);
return VLC_SUCCESS;
}
/*****************************************************************************
* CloseIntf: destroy interface
*****************************************************************************/
......@@ -140,6 +155,16 @@ void CloseIntf(vlc_object_t *p_this)
{
intf_thread_t *p_intf = (intf_thread_t*) p_this;
/* unsubscribe from the interactive dialogues */
dialog_Unregister(p_intf);
var_DelCallback(p_intf,"dialog-error",DisplayError,p_intf);
var_DelCallback(p_intf,"dialog-critical",DisplayCritical,p_intf);
var_DelCallback(p_intf,"dialog-login",DisplayLogin,p_intf);
var_DelCallback(p_intf,"dialog-question",DisplayQuestion,p_intf);
var_DelCallback(p_intf,"dialog-progress-bar",DisplayProgressPanelAction,p_intf);
[p_intf->p_sys->displayer release];
msg_Dbg(p_intf,"Mac OS X dialog provider closed");
free(p_intf->p_sys);
}
......@@ -150,144 +175,273 @@ void CloseIntf(vlc_object_t *p_this)
*****************************************************************************/
static int DisplayError(vlc_object_t *p_this, const char *type, vlc_value_t previous, vlc_value_t value, void *data)
{
NSAutoreleasePool * o_pool = [[NSAutoreleasePool alloc] init];
dialog_fatal_t *p_dialog = (dialog_fatal_t *)value.p_address;
NSRunInformationalAlertPanel([NSString stringWithUTF8String:p_dialog->title],
[NSString stringWithUTF8String:p_dialog->message],
@"OK", nil, nil);
[o_pool release];
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
dialog_fatal_t *dialog = value.p_address;
intf_thread_t *p_intf = (intf_thread_t*) p_this;
intf_sys_t *sys = p_intf->p_sys;
[sys->displayer performSelectorOnMainThread:@selector(displayError:) withObject:DictFromDialogFatal(dialog) waitUntilDone:NO];
[pool release];
return VLC_SUCCESS;
}
static int DisplayCritical(vlc_object_t *p_this, const char *type, vlc_value_t previous, vlc_value_t value, void *data)
{
NSAutoreleasePool * o_pool = [[NSAutoreleasePool alloc] init];
dialog_fatal_t *p_dialog = (dialog_fatal_t *)value.p_address;
NSRunCriticalAlertPanel([NSString stringWithUTF8String:p_dialog->title],
[NSString stringWithUTF8String:p_dialog->message],
@"OK", nil, nil);
[o_pool release];
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
dialog_fatal_t *dialog = value.p_address;
intf_thread_t *p_intf = (intf_thread_t*) p_this;
intf_sys_t *sys = p_intf->p_sys;
[sys->displayer performSelectorOnMainThread:@selector(displayCritical:) withObject:DictFromDialogFatal(dialog) waitUntilDone:NO];
[pool release];
return VLC_SUCCESS;
}
static int DisplayQuestion(vlc_object_t *p_this, const char *type, vlc_value_t previous, vlc_value_t value, void *data)
{
NSAutoreleasePool * o_pool = [[NSAutoreleasePool alloc] init];
dialog_question_t *p_dialog = (dialog_question_t *)value.p_address;
NSAlert *o_alert;
NSString *o_yes, *o_no, *o_cancel;
NSInteger i_returnValue = 0;
if (p_dialog->yes != NULL)
o_yes = [NSString stringWithUTF8String:p_dialog->yes];
if (p_dialog->no != NULL)
o_no = [NSString stringWithUTF8String:p_dialog->no];
if (p_dialog->cancel != NULL)
o_cancel = [NSString stringWithUTF8String:p_dialog->cancel];
o_alert = [NSAlert alertWithMessageText:[NSString stringWithUTF8String:p_dialog->title]
defaultButton:o_yes
alternateButton:o_no
otherButton:o_cancel
informativeTextWithFormat:[NSString stringWithUTF8String:p_dialog->message]];
[o_alert setAlertStyle:NSInformationalAlertStyle];
i_returnValue = [o_alert runModal];
if (i_returnValue == NSAlertDefaultReturn)
p_dialog->answer = 1;
if (i_returnValue == NSAlertAlternateReturn)
p_dialog->answer = 2;
if (i_returnValue == NSAlertOtherReturn)
p_dialog->answer = 3;
[o_pool release];
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
dialog_question_t *dialog = value.p_address;
intf_thread_t *p_intf = (intf_thread_t*) p_this;
intf_sys_t *sys = p_intf->p_sys;
dialog->answer = [[sys->displayer resultFromSelectorOnMainThread:@selector(displayQuestion:) withObject:DictFromDialogQuestion(dialog)] intValue];
[pool release];
return VLC_SUCCESS;
}
static int DisplayLogin(vlc_object_t *p_this, const char *type, vlc_value_t previous, vlc_value_t value, void *data)
{
NSAutoreleasePool * o_pool = [[NSAutoreleasePool alloc] init];
dialog_login_t *p_dialog = (dialog_login_t *)value.p_address;
NSInteger i_returnValue = 0;
VLCLoginPanel *thePanel = [[VLCLoginPanel alloc] init];
[thePanel createContentView];
[thePanel setDialogTitle:[NSString stringWithUTF8String:p_dialog->title]];
[thePanel setDialogMessage:[NSString stringWithUTF8String:p_dialog->message]];
[thePanel center];
i_returnValue = [NSApp runModalForWindow:thePanel];
[thePanel close];
if (i_returnValue) {
*p_dialog->username = strdup( [[thePanel userName] UTF8String] );
*p_dialog->password = strdup( [[thePanel password] UTF8String] );
} else
*p_dialog->username = *p_dialog->password = NULL;
[o_pool release];
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
dialog_login_t *dialog = value.p_address;
intf_thread_t *p_intf = (intf_thread_t*) p_this;
intf_sys_t *sys = p_intf->p_sys;
NSDictionary *dict = [sys->displayer resultFromSelectorOnMainThread:@selector(displayCritical:) withObject:DictFromDialogLogin(dialog)];
if (dict) {
*dialog->username = strdup([[dict objectForKey:@"username"] UTF8String]);
*dialog->password = strdup([[dict objectForKey:@"password"] UTF8String]);
}
[pool release];
return VLC_SUCCESS;
}
static int DisplayProgressPanelAction(vlc_object_t *p_this, const char *type, vlc_value_t previous, vlc_value_t value, void *data)
{
NSAutoreleasePool * o_pool = [[NSAutoreleasePool alloc] init];
dialog_progress_bar_t * p_dialog = (dialog_progress_bar_t *)value.p_address;
NSAutoreleasePool * pool = [[NSAutoreleasePool alloc] init];
dialog_progress_bar_t *dialog = value.p_address;
intf_thread_t *p_intf = (intf_thread_t*) p_this;
intf_sys_t *p_sys = p_intf->p_sys;
if(p_sys->currentProgressBarPanel)
[p_sys->currentProgressBarPanel release];
p_sys->currentProgressBarPanel = [[VLCProgressPanel alloc] init];
[p_sys->currentProgressBarPanel createContentView];
if (p_dialog->title)
[p_sys->currentProgressBarPanel setDialogTitle:[NSString stringWithUTF8String:p_dialog->title]];
if (p_dialog->message)
[p_sys->currentProgressBarPanel setDialogMessage:[NSString stringWithUTF8String:p_dialog->message]];
if (p_dialog->cancel)
[p_sys->currentProgressBarPanel setCancelButtonLabel:[NSString stringWithUTF8String:p_dialog->cancel]];
[p_sys->currentProgressBarPanel center];
[p_sys->currentProgressBarPanel makeKeyAndOrderFront:nil];
p_dialog->pf_update = updateProgressPanel;
p_dialog->pf_check = checkProgressPanel;
p_dialog->pf_destroy = destroyProgressPanel;
p_dialog->p_sys = p_intf->p_sys;
[o_pool release];
intf_sys_t *sys = p_intf->p_sys;
[sys->displayer performSelectorOnMainThread:@selector(displayProgressBar) withObject:DictFromDialogProgressBar(dialog) waitUntilDone:YES];
dialog->pf_update = updateProgressPanel;
dialog->pf_check = checkProgressPanel;
dialog->pf_destroy = destroyProgressPanel;
dialog->p_sys = p_intf->p_sys;
[pool release];
return VLC_SUCCESS;
}
void updateProgressPanel (void *priv, const char *text, float value)
{
NSAutoreleasePool *o_pool = [[NSAutoreleasePool alloc] init];
intf_sys_t *p_sys = (intf_sys_t *)priv;
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
intf_sys_t *sys = (intf_sys_t *)priv;
if (text)
[p_sys->currentProgressBarPanel setDialogMessage:[NSString stringWithUTF8String:text]];
else
[p_sys->currentProgressBarPanel setDialogMessage:@""];
[p_sys->currentProgressBarPanel setProgressAsDouble:(double)(value * 1000.)];
NSDictionary *dict = [NSDictionary dictionaryWithObjectsAndKeys:
[NSNumber numberWithFloat:value], @"value",
text ? [NSString stringWithUTF8String:text] : nil, @"text",
nil];
[sys->displayer performSelectorOnMainThread:@selector(updateProgressPanel) withObject:dict waitUntilDone:YES];
[o_pool release];
[pool release];
}
void destroyProgressPanel (void *priv)
{
NSAutoreleasePool *o_pool = [[NSAutoreleasePool alloc] init];
intf_sys_t *p_sys = (intf_sys_t *)priv;
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
intf_sys_t *sys = (intf_sys_t *)priv;
[p_sys->currentProgressBarPanel close];
[p_sys->currentProgressBarPanel release];
[o_pool release];
[sys->displayer performSelectorOnMainThread:@selector(destroyProgressPanel) withObject:nil waitUntilDone:YES];
[pool release];
}
bool checkProgressPanel (void *priv)
{
NSAutoreleasePool *o_pool = [[NSAutoreleasePool alloc] init];
intf_sys_t *p_sys = (intf_sys_t *)priv;
BOOL b_returned;
NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
intf_sys_t *sys = (intf_sys_t *)priv;
BOOL ret;
ret = [[sys->displayer resultFromSelectorOnMainThread:@selector(checkProgressPanel) withObject:nil] boolValue];
[pool release];
return ret;
}
@implementation VLCDialogDisplayer
- (void)dealloc
{
assert(!_currentProgressBarPanel); // This has to be closed on main thread.
[super dealloc];
}
+ (NSDictionary *)dictionaryForDialog:(const char *)title :(const char *)message :(const char *)yes :(const char *)no :(const char *)cancel
{
NSMutableDictionary *dict = [NSMutableDictionary dictionary];
if (title)
[dict setObject:[NSString stringWithUTF8String:title] forKey:@"title"];
if (message)
[dict setObject:[NSString stringWithUTF8String:message] forKey:@"message"];
if (yes)
[dict setObject:[NSString stringWithUTF8String:yes] forKey:@"yes"];
if (no)
[dict setObject:[NSString stringWithUTF8String:no] forKey:@"no"];
if (cancel)
[dict setObject:[NSString stringWithUTF8String:cancel] forKey:@"cancel"];
return dict;
}
#define VLCAssertIsMainThread() assert([NSThread isMainThread])
- (void)displayError:(NSDictionary *)dialog
{
VLCAssertIsMainThread();
NSRunInformationalAlertPanel([dialog objectForKey:@"title"],
[dialog objectForKey:@"message"],
@"OK", nil, nil);
}
- (void)displayCritical:(NSDictionary *)dialog
{
VLCAssertIsMainThread();
NSRunCriticalAlertPanel([dialog objectForKey:@"title"],
[dialog objectForKey:@"message"],
@"OK", nil, nil);
}
- (NSNumber *)displayQuestion:(NSDictionary *)dialog
{
VLCAssertIsMainThread();
NSInteger alertRet = 0;
NSAlert *alert = [NSAlert alertWithMessageText:[dialog objectForKey:@"title"]
defaultButton:[dialog objectForKey:@"yes"]
alternateButton:[dialog objectForKey:@"no"]
otherButton:[dialog objectForKey:@"cancel"]
informativeTextWithFormat:[dialog objectForKey:@"message"]];
[alert setAlertStyle:NSInformationalAlertStyle];
alertRet = [alert runModal];
int ret;
switch (alertRet) {
case NSAlertDefaultReturn:
ret = 1;
break;
case NSAlertAlternateReturn:
ret = 2;
break;
case NSAlertOtherReturn:
ret = 3;
break;
default:
assert(0);
ret = 0;
break;
}
return [NSNumber numberWithInt:ret];
}
- (NSDictionary *)displayLogin:(NSDictionary *)dialog
{
VLCAssertIsMainThread();
VLCLoginPanel *panel = [[VLCLoginPanel alloc] init];
[panel createContentView];
[panel setDialogTitle:[dialog objectForKey:@"title"]];
[panel setDialogMessage:[dialog objectForKey:@"message"]];
[panel center];
NSInteger ret = [NSApp runModalForWindow:panel];
[panel close];
if (!ret)
return nil;
return [NSDictionary dictionaryWithObjectsAndKeys:
[panel userName], @"username",
[panel password], @"password",
nil];
}
b_returned = [p_sys->currentProgressBarPanel isCancelled];
- (void)displayProgressBar:(NSDictionary *)dialog
{
VLCAssertIsMainThread();
[o_pool release];
return b_returned;
if(_currentProgressBarPanel)
[self destroyProgressPanel];
assert(!_currentProgressBarPanel);
_currentProgressBarPanel = [[VLCProgressPanel alloc] init];
[_currentProgressBarPanel createContentView];
[_currentProgressBarPanel setDialogTitle:[dialog objectForKey:@"title"]];
[_currentProgressBarPanel setDialogMessage:[dialog objectForKey:@"message"]];
[_currentProgressBarPanel setCancelButtonLabel:[dialog objectForKey:@"cancel"]];
[_currentProgressBarPanel center];
[_currentProgressBarPanel makeKeyAndOrderFront:nil];
}
- (void)updateProgressPanel:(NSDictionary *)dict
{
VLCAssertIsMainThread();
assert(_currentProgressBarPanel);
[_currentProgressBarPanel setDialogMessage:[dict objectForKey:@"text"] ?: @""];
[_currentProgressBarPanel setProgressAsDouble:[[dict objectForKey:@"value"] doubleValue] * 1000.];
}
- (void)destroyProgressPanel
{
VLCAssertIsMainThread();
[_currentProgressBarPanel close];
[_currentProgressBarPanel release];
_currentProgressBarPanel = nil;
}
- (NSNumber *)checkProgressPanel
{
VLCAssertIsMainThread();
return [NSNumber numberWithBool:[_currentProgressBarPanel isCancelled]];
}
/**
* Helper to execute a function on main thread and get its return value.
*/
- (void)execute:(NSDictionary *)dict
{
SEL sel = [[dict objectForKey:@"sel"] pointerValue];
id * result = [[dict objectForKey:@"result"] pointerValue];
id object = [dict objectForKey:@"object"];
*result = [self performSelector:sel withObject:object];
[*result retain]; // Balanced in -resultFromSelectorOnMainThread
}
- (id)resultFromSelectorOnMainThread:(SEL)sel withObject:(id)object
{
id result = nil;
[NSDictionary dictionaryWithObjectsAndKeys:
[NSValue valueWithPointer:sel], @"sel",
[NSValue valueWithPointer:&result], @"result",
object, @"object", nil];
[self performSelectorOnMainThread:@selector(execute:) withObject:object waitUntilDone:YES];
return [result autorelease];
}
@end
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