summaryrefslogtreecommitdiff
path: root/indra/newview/llappdelegate-objc.mm
blob: de77447006e53b44bf50a42079688f6ca6444055 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
//
//  LLAppDelegate.m
//  SecondLife
//
//  Created by Geenz on 12/16/12.
//
//

#import "llappdelegate-objc.h"
#include "llwindowmacosx-objc.h"
#include <Carbon/Carbon.h> // Used for Text Input Services ("Safe" API - it's well supported)

@implementation LLAppDelegate

@synthesize window;
@synthesize inputWindow;
@synthesize inputView;
@synthesize currentInputLanguage;

- (void)dealloc
{
    [super dealloc];
}

- (void) applicationDidFinishLaunching:(NSNotification *)notification
{
	frameTimer = nil;
	
	[self languageUpdated];
	
	if (initViewer())
	{
		frameTimer = [NSTimer scheduledTimerWithTimeInterval:0.0 target:self selector:@selector(mainLoop) userInfo:nil repeats:YES];
	} else {
		handleQuit();
	}
	
	[[NSNotificationCenter defaultCenter] addObserver:self selector:@selector(languageUpdated) name:@"NSTextInputContextKeyboardSelectionDidChangeNotification" object:nil];
}

- (void) applicationDidBecomeActive:(NSNotification *)notification
{
	callWindowFocus();
}

- (void) applicationDidResignActive:(NSNotification *)notification
{
	callWindowUnfocus();
}

- (NSApplicationDelegateReply) applicationShouldTerminate:(NSApplication *)sender
{
	if (!runMainLoop())
	{
		handleQuit();
		return NSTerminateCancel;
	} else {
		[frameTimer release];
		cleanupViewer();
		return NSTerminateNow;
	}
}

- (void) mainLoop
{
	bool appExiting = runMainLoop();
	if (appExiting)
	{
		[frameTimer release];
		[[NSApplication sharedApplication] terminate:self];
	}
}

- (void) showInputWindow:(bool)show
{
	// How to add support for new languages with the input window:
	// Simply append this array with the language code (ja for japanese, ko for korean, zh for chinese, etc.)
	NSArray *authorizedLanguages = [[NSArray alloc] initWithObjects:@"ja", @"ko", @"zh-Hant", @"zh-Hans", nil];
	
	if ([authorizedLanguages containsObject:currentInputLanguage])
	{
		if (show)
		{
			NSLog(@"Showing input window.");
			[inputWindow makeKeyAndOrderFront:inputWindow];
		} else {
			NSLog(@"Hiding input window.");
			[inputWindow orderOut:inputWindow];
			[window makeKeyAndOrderFront:window];
		}
	}
}

// This will get called multiple times by NSNotificationCenter.
// It will be called every time that the window focus changes, and every time that the input language gets changed.
// The primary use case for this selector is to update our current input language when the user, for whatever reason, changes the input language.
// This is the more elegant way of handling input language changes instead of checking every time we want to use the input window.

- (void) languageUpdated
{
	TISInputSourceRef currentInput = TISCopyCurrentKeyboardInputSource();
	CFArrayRef languages = (CFArrayRef)TISGetInputSourceProperty(currentInput, kTISPropertyInputSourceLanguages);
	
#if 1 // In the event of ever needing to add new language sources, change this to 1 and watch the terminal for "languages:"
	NSLog(@"languages: %@", TISGetInputSourceProperty(currentInput, kTISPropertyInputSourceLanguages));
#endif
	
	// Typically the language we want is going to be the very first result in the array.
	currentInputLanguage = (NSString*)CFArrayGetValueAtIndex(languages, 0);
}

@end