Tweak.mm

   1 #include <substrate.h>
   2
   3 #import <Foundation/NSArray.h>
   4 #import <Foundation/NSNull.h>
   5 #import <CoreGraphics/CGGeometry.h>
   6 #import <SpringBoard/SBButtonBar.h>
   7 #import <SpringBoard/SBIcon.h>
   8 #import <SpringBoard/SBIconModel.h>
   9
  10 MSClassHook(SBButtonBar)
  11 MSClassHook(SBIcon)
  12 MSClassHook(SBIconModel)
  13
  14 MSMetaClassHook(SBIconModel)
  15
  16 MSInstanceMessageHook1(float, SBButtonBar, leftMarginForIconRowArray, NSArray *, row) {
  17     return [row indexOfObject:[NSNull null]] == NSNotFound ? 4 : MSOldCall(row);
  18 }
  19
  20 MSInstanceMessageHook0(int, SBButtonBar, maxIconColumns) {
  21     return 10;
  22 }
  23
  24 static unsigned $SBButtonBar$count(SBButtonBar *self) {
  25     MSIvarHook(NSArray *, _iconMatrix);
  26     NSArray *row([_iconMatrix objectAtIndex:0]);
  27     unsigned count(0);
  28     for (id icon in row)
  29         if (icon != [NSNull null])
  30             ++count;
  31     return count;
  32 }
  33
  34 MSInstanceMessageHook0(float, SBButtonBar, topIconPadding) {
  35     return 313370 + $SBButtonBar$count(self);
  36 }
  37
  38 MSInstanceMessageHook1(void, SBIcon, setOrigin, CGPoint, origin) {
  39     unsigned count(origin.y);
  40     if (count < 313370)
  41         goto set;
  42     count -= 313370;
  43
  44     if (count > 40)
  45         origin.x = 256;
  46     else if (count > 10 || count < 0)
  47         goto set;
  48     else if (count == 5)
  49         origin.x = (origin.x - 4) / 76 * 63 + 4;
  50
  51     origin.y = 11;
  52   set:
  53     MSOldCall(origin);
  54 }
  55
  56 MSInstanceMessageHook2(CGPoint, SBButtonBar, originForIconAtX,Y, int, x, int, y) {
  57     CGPoint origin;//(MSOldCall(x, y, ));
  58     //NSLog(@"f:%u,%u=(%f,%f)", x, y, origin.x, origin.y);
  59     origin.y = 11;
  60
  61     unsigned count($SBButtonBar$count(self)), gap;
  62     unsigned space(320 - 60 * count);
  63
  64     if (count >= 4)
  65         gap = space / (count + 1);
  66     else // I hate people who love Apple.
  67         gap = 16;
  68
  69     origin.x = (space - gap * (count - 1)) / 2 + (60 + gap) * x;
  70
  71     return origin;
  72 }
  73
  74 /*MSClassMessageHook0(int, SBIconModel, maxIconListCount) {
  75     return 16;
  76 }*/