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Make it easier to press ^@ and ^^

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This can now be done without a hardware keyboard, and using @ and ^
instead of 2 and 6.
This commit is contained in:
Theodore Dubois 2019-12-22 12:41:27 -08:00
parent ec756ea38d
commit 53e2276e74
1 changed files with 13 additions and 10 deletions
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23
app/TerminalView.m
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@ -237,19 +237,23 @@ static int kObserverStyling;
self.markedText = nil;
if (self.controlKey.selected) {
self.controlKey.selected = NO;
if (text.length == 1) {
char ch = [text characterAtIndex:0];
if (strchr(controlKeys, ch) != NULL) {
ch = toupper(ch) ^ 0x40;
text = [NSString stringWithFormat:@"%c", ch];
}
}
if (text.length == 1)
return [self insertControlChar:[text characterAtIndex:0]];
}
text = [text stringByReplacingOccurrencesOfString:@"\n" withString:@"\r"];
NSData *data = [text dataUsingEncoding:NSUTF8StringEncoding];
[self.terminal sendInput:data.bytes length:data.length];
}
- (void)insertControlChar:(char)ch {
if (strchr(controlKeys, ch) != NULL) {
if (ch == '2') ch = '@';
if (ch == '6') ch = '^';
ch = toupper(ch) ^ 0x40;
[self.terminal sendInput:&ch length:1];
}
}
- (void)deleteBackward {
[self insertText:@"\x7f"];
}
@ -360,13 +364,12 @@ static int kObserverStyling;
key = @"^";
else if ([key isEqualToString:@"-"])
key = @"_";
char ch = (char) [key.uppercaseString characterAtIndex:0] ^ 0x40;
[self insertText:[NSString stringWithFormat:@"%c", ch]];
[self insertControlChar:[key characterAtIndex:0]];
}
}
static const char *alphabet = "abcdefghijklmnopqrstuvwxyz";
static const char *controlKeys = "abcdefghijklmnopqrstuvwxyz26-=[]\\";
static const char *controlKeys = "abcdefghijklmnopqrstuvwxyz@^26-=[]\\";
static const char *metaKeys = "abcdefghijklmnopqrstuvwxyz0123456789-=[]\\;',./";
- (NSArray<UIKeyCommand *> *)keyCommands {