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Implemented support for describing multi-stroke keybindings using arrays

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as keys


git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/libs/gui/trunk@12870 72102866-910b-0410-8b05-ffd578937521
This commit is contained in:
Nicola Pero 2002-02-28 01:58:00 +00:00
parent 4a7d40c11e
commit ba83f4d1d6
3 changed files with 58 additions and 4 deletions
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8
ChangeLog
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@ -1,3 +1,11 @@
Wed Feb 27 23:50:42 2002 Nicola Pero <n.pero@mi.flashnet.it>
* Source/GSKeyBindingTable.m ([-bindKey:toAction:]): Implemented
support for describing multi-stroke keybindings using arrays as
keys.
* Source/GSKeyBindingTable.h ([-bindKey:toAction:]): Now accepts
an id as key.
Wed Feb 27 23:27:21 2002 Nicola Pero <n.pero@mi.flashnet.it>
* Source/GSKeyBindingTable.m ([-bindKey:toAction:]): Modified so

2
Source/GSKeyBindingTable.h
View file

@ -94,7 +94,7 @@ struct _GSKeyBinding
* normally used by the NSInputManager to bind very special actions
* such as Control-q (interpret literally next keystroke)].
*/
- (void) bindKey: (NSString *)key toAction: (id)action;
- (void) bindKey: (id)key toAction: (id)action;
/* The input manager calls this when it wants to look up a keybinding
* in the table. The method returns YES if the keybinding is in the

52
Source/GSKeyBindingTable.m
View file

@ -33,7 +33,7 @@
- (void) loadBindingsFromDictionary: (NSDictionary *)dict
{
NSEnumerator *e;
NSString *key;
id key;
e = [dict keyEnumerator];
while ((key = [e nextObject]) != nil)
@ -42,7 +42,7 @@
}
}
- (void) bindKey: (NSString *)key toAction: (id)action
- (void) bindKey: (id)key toAction: (id)action
{
unichar character;
int modifiers;
@ -50,8 +50,54 @@
GSKeyBindingTable *t = nil;
BOOL isTable = NO;
int i;
/* First, try to determine what exactly is key :-) ... it might
either be a simple string, "Control-f", or an array,
("Control-x", "Control-s"). We implement the case of arrays in
terms of the case of strings. */
if ([key isKindOfClass: [NSArray class]])
{
if ([(NSArray *)key count] == 0)
{
/* Ignore them. */
return;
}
else if ([(NSArray *)key count] == 1)
{
key = [key objectAtIndex: 0];
}
else
{
/* Ok - simply convert that into a temporary dictionary
representation and store that. Eg, key ("Control-x",
"Control-s", "Control-k") action "moveUp:" gets converted
into: key "Control-x" action { "Control-s" = {
"Control-k" = "moveUp:"; }; }. */
/* Now start from the end of the array, and start building
the temporary dictionary structure going backwards. */
id value = action;
int j;
for (j = [key count] - 1; j > 0; j--)
{
NSMutableDictionary *tmp = [NSMutableDictionary dictionary];
[tmp setObject: value forKey: [key objectAtIndex: j]];
value = tmp;
}
key = [key objectAtIndex: 0];
action = value;
}
}
if (![NSInputManager parseKey: key
if (![key isKindOfClass: [NSString class]])
{
NSLog (@"GSKeyBindingTable - key %@ is not a NSString!", key);
return;
}
if (![NSInputManager parseKey: (NSString *)key
intoCharacter: &character
andModifiers: &modifiers])
{