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Fixes issue #1259 - Added modifier key handling for macosx backend #1841

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Merged
merged 3 commits into from
Mar 27, 2013
Merged

Fixes issue #1259 - Added modifier key handling for macosx backend #1841

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b671394
Added modifier key event handling for the macosx backend and cleaned …
cimarronm Mar 22, 2013
5de4ed7
Updated to not use NSDictionary literals for pre-obj2.0 compiler supp…
cimarronm Mar 26, 2013
7574ed4
Removed shift from modifier flags as the character returned already i…
cimarronm Mar 26, 2013
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116 changes: 63 additions & 53 deletions src/_macosx.m
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Original file line number Diff line number Diff line change
Expand Up @@ -391,7 +391,7 @@ - (const char*)convertKeyEvent:(NSEvent*)event;
- (void)keyDown:(NSEvent*)event;
- (void)keyUp:(NSEvent*)event;
- (void)scrollWheel:(NSEvent *)event;
- (void)flagsChanged:(NSEvent*)event;
//- (void)flagsChanged:(NSEvent*)event;
@end

@interface ScrollableButton : NSButton
Expand Down Expand Up @@ -5439,66 +5439,73 @@ - (void)removeRubberband
rubberband = NSZeroRect;
}



- (const char*)convertKeyEvent:(NSEvent*)event
{
NSString* text = [event charactersIgnoringModifiers];
unichar uc = [text characterAtIndex:0];
int i = (int)uc;
if ([event modifierFlags] & NSNumericPadKeyMask)
{
if (i > 256)
{
if (uc==NSLeftArrowFunctionKey) return "left";
else if (uc==NSUpArrowFunctionKey) return "up";
else if (uc==NSRightArrowFunctionKey) return "right";
else if (uc==NSDownArrowFunctionKey) return "down";
else if (uc==NSF1FunctionKey) return "f1";
else if (uc==NSF2FunctionKey) return "f2";
else if (uc==NSF3FunctionKey) return "f3";
else if (uc==NSF4FunctionKey) return "f4";
else if (uc==NSF5FunctionKey) return "f5";
else if (uc==NSF6FunctionKey) return "f6";
else if (uc==NSF7FunctionKey) return "f7";
else if (uc==NSF8FunctionKey) return "f8";
else if (uc==NSF9FunctionKey) return "f9";
else if (uc==NSF10FunctionKey) return "f10";
else if (uc==NSF11FunctionKey) return "f11";
else if (uc==NSF12FunctionKey) return "f12";
else if (uc==NSScrollLockFunctionKey) return "scroll_lock";
else if (uc==NSBreakFunctionKey) return "break";
else if (uc==NSInsertFunctionKey) return "insert";
else if (uc==NSDeleteFunctionKey) return "delete";
else if (uc==NSHomeFunctionKey) return "home";
else if (uc==NSEndFunctionKey) return "end";
else if (uc==NSPageUpFunctionKey) return "pageup";
else if (uc==NSPageDownFunctionKey) return "pagedown";
}
else if ((char)uc == '.') return "dec";
}

switch (i)
{
case 127: return "backspace";
case 13: return "enter";
case 3: return "enter";
case 27: return "escape";
default:
{
static char s[2];
s[0] = (char)uc;
s[1] = '\0';
return (const char*)s;
}
}
NSDictionary* specialkeymappings = [NSDictionary dictionaryWithObjectsAndKeys:
@"left", [NSNumber numberWithUnsignedLong:NSLeftArrowFunctionKey],
@"right", [NSNumber numberWithUnsignedLong:NSRightArrowFunctionKey],
@"up", [NSNumber numberWithUnsignedLong:NSUpArrowFunctionKey],
@"down", [NSNumber numberWithUnsignedLong:NSDownArrowFunctionKey],
@"f1", [NSNumber numberWithUnsignedLong:NSF1FunctionKey],
@"f2", [NSNumber numberWithUnsignedLong:NSF2FunctionKey],
@"f3", [NSNumber numberWithUnsignedLong:NSF3FunctionKey],
@"f4", [NSNumber numberWithUnsignedLong:NSF4FunctionKey],
@"f5", [NSNumber numberWithUnsignedLong:NSF5FunctionKey],
@"f6", [NSNumber numberWithUnsignedLong:NSF6FunctionKey],
@"f7", [NSNumber numberWithUnsignedLong:NSF7FunctionKey],
@"f8", [NSNumber numberWithUnsignedLong:NSF8FunctionKey],
@"f9", [NSNumber numberWithUnsignedLong:NSF9FunctionKey],
@"f10", [NSNumber numberWithUnsignedLong:NSF10FunctionKey],
@"f11", [NSNumber numberWithUnsignedLong:NSF11FunctionKey],
@"f12", [NSNumber numberWithUnsignedLong:NSF12FunctionKey],
@"f13", [NSNumber numberWithUnsignedLong:NSF13FunctionKey],
@"f14", [NSNumber numberWithUnsignedLong:NSF14FunctionKey],
@"f15", [NSNumber numberWithUnsignedLong:NSF15FunctionKey],
@"f16", [NSNumber numberWithUnsignedLong:NSF16FunctionKey],
@"f17", [NSNumber numberWithUnsignedLong:NSF17FunctionKey],
@"f18", [NSNumber numberWithUnsignedLong:NSF18FunctionKey],
@"f19", [NSNumber numberWithUnsignedLong:NSF19FunctionKey],
@"scroll_lock", [NSNumber numberWithUnsignedLong:NSScrollLockFunctionKey],
@"break", [NSNumber numberWithUnsignedLong:NSBreakFunctionKey],
@"insert", [NSNumber numberWithUnsignedLong:NSInsertFunctionKey],
@"delete", [NSNumber numberWithUnsignedLong:NSDeleteFunctionKey],
@"home", [NSNumber numberWithUnsignedLong:NSHomeFunctionKey],
@"end", [NSNumber numberWithUnsignedLong:NSEndFunctionKey],
@"pagedown", [NSNumber numberWithUnsignedLong:NSPageDownFunctionKey],
@"pageup", [NSNumber numberWithUnsignedLong:NSPageUpFunctionKey],
@"backspace", [NSNumber numberWithUnsignedLong:NSDeleteCharacter],
@"enter", [NSNumber numberWithUnsignedLong:NSEnterCharacter],
@"tab", [NSNumber numberWithUnsignedLong:NSTabCharacter],
@"enter", [NSNumber numberWithUnsignedLong:NSCarriageReturnCharacter],
@"backtab", [NSNumber numberWithUnsignedLong:NSBackTabCharacter],
@"escape", [NSNumber numberWithUnsignedLong:27],
nil
];

NSMutableString* returnkey = [NSMutableString string];
if ([event modifierFlags] & NSControlKeyMask)
[returnkey appendString:@"ctrl+" ];
if ([event modifierFlags] & NSAlternateKeyMask)
[returnkey appendString:@"alt+" ];
if ([event modifierFlags] & NSCommandKeyMask)
[returnkey appendString:@"cmd+" ];

unichar uc = [[event charactersIgnoringModifiers] characterAtIndex:0];
NSString* specialchar = [specialkeymappings objectForKey:[NSNumber numberWithUnsignedLong:uc]];
if (specialchar)
[returnkey appendString:specialchar];
else
[returnkey appendString:[event charactersIgnoringModifiers]];

return NULL;
return [returnkey UTF8String];
}

- (void)keyDown:(NSEvent*)event
{
PyObject* result;
const char* s = [self convertKeyEvent: event];
/* TODO: Handle ctrl, alt, super modifiers. qt4 has implemented these. */
PyGILState_STATE gstate = PyGILState_Ensure();
if (s==NULL)
{
Expand All @@ -5520,7 +5527,6 @@ - (void)keyUp:(NSEvent*)event
{
PyObject* result;
const char* s = [self convertKeyEvent: event];
/* TODO: Handle ctrl, alt, super modifiers. qt4 has implemented these. */
PyGILState_STATE gstate = PyGILState_Ensure();
if (s==NULL)
{
Expand Down Expand Up @@ -5561,6 +5567,9 @@ - (void)scrollWheel:(NSEvent*)event
PyGILState_Release(gstate);
}

/* This is all wrong. Address of pointer is being passed instead of pointer, keynames don't
match up with what the front-end and does the front-end even handle modifier keys by themselves?

- (void)flagsChanged:(NSEvent*)event
{
const char *s = NULL;
Expand All @@ -5580,6 +5589,7 @@ - (void)flagsChanged:(NSEvent*)event

PyGILState_Release(gstate);
}
*/
@end

@implementation ScrollableButton
Expand Down