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Tweak.xm
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Tweak.xm
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#import "Headers.h"
#import "PTPreferences.h"
static int nextValidIndex();
static void update (
CFNotificationCenterRef center,
void *observer,
CFStringRef name,
const void *object,
CFDictionaryRef userInfo
);
static int currentIndex = 0;
static PTPreferences *PREFS = nil;
static BOOL powerDownTrackTextSet = NO;
static int nextValidIndex()
{
BOOL firstValuePassed = NO;
//Stop when the loop is complete (i has reached its initial value again)
for (int i = (currentIndex + 1); i != currentIndex; i++)
{
if (i == [PREFS.modes count])
i = 0; //Reset if we have reached the end of the modes list
BOOL enabled = [[PREFS valueForSpecifier: @"enabled" mode: [PREFS modeForIndex: i]] boolValue];
//Check if mode is enabled
if (enabled)
return i;
firstValuePassed = YES;
}
return -1;
}
static void update (
CFNotificationCenterRef center,
void *observer,
CFStringRef name,
const void *object,
CFDictionaryRef userInfo
)
{
PREFS = [PTPreferences new];
}
%hook _UIActionSlider
%new
- (UIImageView*)knobImageView
{
return MSHookIvar<UIImageView*>(self, "_knobImageView");
}
%new
- (void)setNewKnobImage:(UIImage*)image
{
image = [image imageWithRenderingMode: UIImageRenderingModeAlwaysTemplate];
[self knobImageView].image = image;
[self knobImageView].tintColor = [PREFS tintColorForMode: [PREFS modeForIndex: currentIndex]];
}
%new
- (void)knobTapped
{
int _nextValidIndex = nextValidIndex();
if (!powerDownTrackTextSet)
{
[PREFS setPowerDownTrackText: self.trackText];
powerDownTrackTextSet = YES;
}
if (_nextValidIndex != -1)
{
currentIndex = _nextValidIndex; //Switch indicies for next mode
NSString *modeString = [PREFS modeForIndex: currentIndex];
NSString *_trackText = [PREFS valueForSpecifier: @"string" mode: modeString];
UIImage *_knobImage = [PREFS iconForMode: modeString];
self.trackText = _trackText;
[self setNewKnobImage: _knobImage];
}
}
%end
%hook SBPowerDownController
- (void)activate
{
%orig();
//Getting access to the current instance we need
SBPowerDownView *powerDownView = MSHookIvar<SBPowerDownView*>(self, "_powerDownView");
_UIActionSlider *actionSlider = MSHookIvar<_UIActionSlider*>(powerDownView, "_actionSlider");
UITapGestureRecognizer *knobTap = [[UITapGestureRecognizer alloc] initWithTarget: actionSlider
action:@selector(knobTapped)];
knobTap.numberOfTapsRequired = 1;
[[actionSlider _knobView] addGestureRecognizer: knobTap];
}
- (void)powerDown
{
NSString *modeString = [PREFS modeForIndex: currentIndex];
if ([modeString isEqualToString: @"PowerDown"])
%orig;
else if ([modeString isEqualToString: @"Reboot"])
[[UIApplication sharedApplication] reboot];
else if ([modeString isEqualToString: @"Respring"])
[[UIApplication sharedApplication] terminateWithSuccess];
else if ([modeString isEqualToString: @"SafeMode"])
[[UIApplication sharedApplication] nonExistentMethod];
else
%orig;
}
- (void)cancel
{
currentIndex = 0; //Resets mode cycle
%orig;
}
%end
%ctor {
PREFS = [PTPreferences new];
CFNotificationCenterAddObserver(CFNotificationCenterGetDarwinNotifyCenter(), NULL, update,
CFSTR("com.dpkgdan.powertap.settingsupdated"), NULL,
CFNotificationSuspensionBehaviorDeliverImmediately);
}