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KasmVNC/contrib/packages/rpm/el6/SOURCES/fltk-1_v6.3.x-keyboard-osx.patch
matt 408c005d3e Initial commit
2020-09-20 12:16:44 +00:00

376 lines
12 KiB
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diff -ur fltk-1.3.0r9619.org/configure.in fltk-1.3.0r9619/configure.in
--- fltk-1.3.0r9619.org/configure.in 2012-04-22 04:45:09.000000000 +0200
+++ fltk-1.3.0r9619/configure.in 2012-06-18 13:47:33.290447462 +0200
@@ -865,6 +865,8 @@
Darwin*)
# MacOS X uses Cocoa for graphics.
LIBS="$LIBS -framework Cocoa"
+ # And some Carbon for keyboard handling
+ LIBS="$LIBS -framework Carbon"
if test x$have_pthread = xyes; then
AC_DEFINE(HAVE_PTHREAD)
diff -ur fltk-1.3.0r9619.org/src/Fl_cocoa.mm fltk-1.3.0r9619/src/Fl_cocoa.mm
--- fltk-1.3.0r9619.org/src/Fl_cocoa.mm 2012-06-16 10:49:52.000000000 +0200
+++ fltk-1.3.0r9619/src/Fl_cocoa.mm 2012-06-18 13:47:42.944910782 +0200
@@ -53,6 +53,7 @@
#include <math.h>
#import <Cocoa/Cocoa.h>
+#import <Carbon/Carbon.h>
#ifndef NSINTEGER_DEFINED // appears with 10.5 in NSObjCRuntime.h
#if defined(__LP64__) && __LP64__
@@ -114,6 +115,8 @@
extern Fl_Window* fl_xmousewin;
#endif
+bool use_simple_keyboard = false;
+
enum { FLTKTimerEvent = 1, FLTKDataReadyEvent };
@@ -130,6 +133,39 @@
{
}
+// Undocumented voodoo. Taken from Mozilla.
+#define ENABLE_ROMAN_KYBDS_ONLY -23
+
+void fl_update_focus(void)
+{
+ Fl_Widget *focus;
+
+ focus = Fl::grab();
+ if (!focus)
+ focus = Fl::focus();
+ if (!focus)
+ return;
+
+ if (focus->simple_keyboard())
+ use_simple_keyboard = true;
+ else
+ use_simple_keyboard = false;
+
+ // Force a "Roman" or "ASCII" keyboard, which both the Mozilla and
+ // Safari people seem to think implies turning off advanced IME stuff
+ // (see nsTSMManager::SyncKeyScript in Mozilla and enableSecureTextInput
+ // in Safari/Webcore). Should be good enough for us then...
+#if (MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_5)
+ CFArrayRef inputSources = TISCreateASCIICapableInputSourceList();
+ TSMSetDocumentProperty(TSMGetActiveDocument(),
+ kTSMDocumentEnabledInputSourcesPropertyTag,
+ sizeof(CFArrayRef), &inputSources);
+ CFRelease(inputSources);
+#else
+ KeyScript(use_simple_keyboard ? ENABLE_ROMAN_KYBDS_ONLY : smKeyEnableKybds);
+#endif
+}
+
/*
* Mac keyboard lookup table
*/
@@ -908,6 +944,25 @@
}
@end
+static const char* cocoaDead2FLTK(const char *in)
+{
+ if (strcmp(in, "\140") == 0) // GRAVE ACCENT
+ return "\314\200"; // COMBINING GRAVE ACCENT
+ if (strcmp(in, "\302\264") == 0) // ACUTE ACCENT
+ return "\314\201"; // COMBINING ACUTE ACCENT
+ if (strcmp(in, "\136") == 0) // CIRCUMFLEX ACCENT
+ return "\314\202"; // COMBINING CIRCUMFLEX ACCENT
+ if (strcmp(in, "\176") == 0) // TILDE
+ return "\314\203"; // COMBINING TILDE
+ if (strcmp(in, "\302\250") == 0) // DIAERESIS
+ return "\314\210"; // COMBINING DIAERESIS
+ // FIXME: OS X dead key behaviour isn't documented and I don't have
+ // any more keyboards to test with...
+
+ // hope that OS X gave us something proper to begin with
+ return in;
+}
+
/*
Handle cocoa keyboard events
Events during a character composition sequence:
@@ -1648,6 +1703,7 @@
- (void)rightMouseDragged:(NSEvent *)theEvent;
- (void)otherMouseDragged:(NSEvent *)theEvent;
- (void)scrollWheel:(NSEvent *)theEvent;
++ (NSString *)keyTranslate:(UInt16)keyCode withModifierFlags:(UInt32)modifierFlags;
- (BOOL)handleKeyDown:(NSEvent *)theEvent;
- (void)keyDown:(NSEvent *)theEvent;
- (void)keyUp:(NSEvent *)theEvent;
@@ -1726,6 +1782,130 @@
- (void)scrollWheel:(NSEvent *)theEvent {
cocoaMouseWheelHandler(theEvent);
}
++ (NSString *)keyTranslate:(UInt16)keyCode withModifierFlags:(UInt32)modifierFlags {
+ const UCKeyboardLayout *layout;
+ OSStatus err;
+
+ layout = NULL;
+
+#if (MAC_OS_X_VERSION_MIN_REQUIRED >= MAC_OS_X_VERSION_10_5)
+ TISInputSourceRef keyboard;
+ CFDataRef uchr;
+
+ keyboard = TISCopyCurrentKeyboardInputSource();
+ uchr = (CFDataRef)TISGetInputSourceProperty(keyboard,
+ kTISPropertyUnicodeKeyLayoutData);
+ if (uchr == NULL)
+ return nil;
+
+ layout = (const UCKeyboardLayout*)CFDataGetBytePtr(uchr);
+#else
+ KeyboardLayoutRef old_layout;
+ int kind;
+
+ err = KLGetCurrentKeyboardLayout(&old_layout);
+ if (err != noErr)
+ return nil;
+
+ err = KLGetKeyboardLayoutProperty(old_layout, kKLKind,
+ (const void**)&kind);
+ if (err != noErr)
+ return nil;
+
+ // Old, crufty layout format?
+ if (kind == kKLKCHRKind) {
+ void *kchr_layout;
+
+ UInt32 chars, state;
+ char buf[3];
+
+ unichar result[16];
+ ByteCount in_len, out_len;
+
+ err = KLGetKeyboardLayoutProperty(old_layout, kKLKCHRData,
+ (const void**)&kchr_layout);
+ if (err != noErr)
+ return nil;
+
+ state = 0;
+
+ keyCode &= 0x7f;
+ modifierFlags &= 0xff00;
+
+ chars = KeyTranslate(kchr_layout, keyCode | modifierFlags, &state);
+
+ buf[0] = (chars >> 16) & 0xff;
+ buf[1] = chars & 0xff;
+ buf[2] = '\0';
+
+ if (buf[0] == '\0') {
+ buf[0] = buf[1];
+ buf[1] = '\0';
+ }
+
+ // The data is now in some layout specific encoding. Need to convert
+ // this to unicode.
+
+ ScriptCode script;
+ TextEncoding encoding;
+ TECObjectRef converter;
+
+ script = (ScriptCode)GetScriptManagerVariable(smKeyScript);
+
+ err = UpgradeScriptInfoToTextEncoding(script, kTextLanguageDontCare,
+ kTextRegionDontCare, NULL,
+ &encoding);
+ if (err != noErr)
+ return nil;
+
+ err = TECCreateConverter(&converter, encoding, kTextEncodingUnicodeV4_0);
+ if (err != noErr)
+ return nil;
+
+ in_len = strlen(buf);
+ out_len = sizeof(result);
+
+ err = TECConvertText(converter, (ConstTextPtr)buf, in_len, &in_len,
+ (TextPtr)result, out_len, &out_len);
+
+ TECDisposeConverter(converter);
+
+ if (err != noErr)
+ return nil;
+
+ return [NSString stringWithCharacters:result
+ length:(out_len / sizeof(unichar))];
+ }
+
+ if ((kind != kKLKCHRuchrKind) && (kind != kKLuchrKind))
+ return nil;
+
+ err = KLGetKeyboardLayoutProperty(old_layout, kKLuchrData,
+ (const void**)&layout);
+ if (err != noErr)
+ return nil;
+#endif
+
+ if (layout == NULL)
+ return nil;
+
+ UInt32 dead_state;
+ UniCharCount max_len, actual_len;
+ UniChar string[255];
+
+ dead_state = 0;
+ max_len = sizeof(string)/sizeof(*string);
+
+ modifierFlags = (modifierFlags >> 8) & 0xff;
+
+ err = UCKeyTranslate(layout, keyCode, kUCKeyActionDown, modifierFlags,
+ LMGetKbdType(), 0, &dead_state, max_len, &actual_len,
+ string);
+ if (err != noErr)
+ return nil;
+
+ return [NSString stringWithCharacters:string length:actual_len];
+}
- (BOOL)handleKeyDown:(NSEvent *)theEvent {
//NSLog(@"handleKeyDown");
fl_lock_function();
@@ -1752,14 +1932,47 @@
break;
}
}
- if (!no_text_key && !(Fl::e_state & FL_META) ) {
- // Don't send cmd-<key> to interpretKeyEvents because it beeps.
+ if (!no_text_key) {
+ // The simple keyboard model will ignore insertText, so we need to grab
+ // the symbol directly from the event. Note that we still use setMarkedText.
+ if (use_simple_keyboard) {
+ NSString *simple_chars;
+ UInt32 modifiers;
+
+ // We want a "normal" symbol out of the event, which basically means
+ // we only respect the shift and alt/altgr modifiers. Cocoa can help
+ // us if we only wanted shift, but as we also want alt/altgr, we'll
+ // have to do some lookup ourselves. This matches our behaviour on
+ // other platforms.
+
+ modifiers = 0;
+ if ([theEvent modifierFlags] & NSAlphaShiftKeyMask)
+ modifiers |= alphaLock;
+ if ([theEvent modifierFlags] & NSShiftKeyMask)
+ modifiers |= shiftKey;
+ if ([theEvent modifierFlags] & NSAlternateKeyMask)
+ modifiers |= optionKey;
+
+ simple_chars = [FLView keyTranslate:[theEvent keyCode]
+ withModifierFlags:modifiers];
+ if (simple_chars == nil) {
+ // Something went wrong. Fall back to what Cocoa gave us...
+ simple_chars = [theEvent charactersIgnoringModifiers];
+ }
+
+ [FLView prepareEtext:simple_chars];
+ }
+
// Then we can let the OS have a stab at it and see if it thinks it
// should result in some text
- NSText *edit = [[theEvent window] fieldEditor:YES forObject:nil];
- in_key_event = true;
- [edit interpretKeyEvents:[NSArray arrayWithObject:theEvent]];
- in_key_event = false;
+
+ // Don't send cmd-<key> to interpretKeyEvents because it beeps.
+ if (!(Fl::e_state & FL_META)) {
+ NSText *edit = [[theEvent window] fieldEditor:YES forObject:nil];
+ in_key_event = true;
+ [edit interpretKeyEvents:[NSArray arrayWithObject:theEvent]];
+ in_key_event = false;
+ }
}
//NSLog(@"to text=%@ l=%d", [NSString stringWithUTF8String:Fl::e_text], Fl::e_length);
int handled = Fl::handle(FL_KEYDOWN, window);
@@ -1937,21 +2150,30 @@
//NSLog(@"insertText: received=%@",received);
if (!in_key_event) fl_lock_function();
+
+ // Simple keyboard widgets do not want these side channel inputs.
+ if (use_simple_keyboard)
+ goto end;
+
[FLView prepareEtext:received];
+
// We can get called outside of key events (e.g. from the character
- // palette). Transform such actions to FL_PASTE events.
+ // palette). We need to fake our own key event at that point.
if (!in_key_event) {
Fl_Window *target = [(FLWindow*)[self window] getFl_Window];
- Fl::handle(FL_PASTE, target);
+ Fl::e_keysym = Fl::e_original_keysym = 0;
+ Fl::handle(FL_KEYDOWN, target);
// for some reason, the window does not redraw until the next mouse move or button push
// sending a 'redraw()' or 'awake()' does not solve the issue!
Fl::flush();
}
+
+end:
if (!in_key_event) fl_unlock_function();
}
- (void)setMarkedText:(id)aString selectedRange:(NSRange)newSelection {
- NSString *received;
+ NSString *received, *current, *aggregate;
if (newSelection.location == 0) {
[self unmarkText];
return;
@@ -1962,11 +2184,47 @@
received = (NSString*)aString;
}
//NSLog(@"setMarkedText: %@ %d %d",received,newSelection.location,newSelection.length);
+
+ fl_lock_function();
+
+ // Simple keyboard widgets generally do not want these side channel
+ // inputs, but we have no other way of getting dead keys so we make
+ // an exception in that case.
+ if (use_simple_keyboard) {
+ if (in_key_event && (Fl::e_length == 0)) {
+ [FLView prepareEtext:received];
+
+ Fl::e_text = (char*)cocoaDead2FLTK(Fl::e_text);
+ Fl::e_length = strlen(Fl::e_text);
+ }
+ goto end;
+ }
+
// This code creates the OS X behaviour of seeing dead keys as things
// are being composed.
+ //
+ // Note: The concatenation thing is because of how OS X deals with
+ // invalid sequences. At that point it will spit out one call
+ // to insertText with the now aborted sequence, and one new
+ // call to setMarkedText with the new sequence. Since we want
+ // both to be visible, we need to concatenate.
next_compose_length = newSelection.location;
- [FLView prepareEtext:received];
- //NSLog(@"Fl::e_text=%@ Fl::e_length=%d next_compose_length=%d", received, Fl::e_length, next_compose_length);
+ current = [NSString stringWithUTF8String:Fl::e_text];
+ aggregate = [current stringByAppendingString:received];
+
+ [FLView prepareEtext:aggregate];
+ //NSLog(@"Fl::e_text=%@ Fl::e_length=%d next_compose_length=%d", aggregate, Fl::e_length, next_compose_length);
+
+ // We can get called outside of key events (e.g. from the character
+ // palette). We need to fake our own key event at that point.
+ if (!in_key_event) {
+ Fl_Window *target = [(FLWindow*)[self window] getFl_Window];
+ Fl::e_keysym = Fl::e_original_keysym = 0;
+ Fl::handle(FL_KEYDOWN, target);
+ }
+
+end:
+ fl_unlock_function();
}
- (void)unmarkText {
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