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Support SDL_EVENT_DROP_TEXT in Cocoa

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src/video/cocoa/SDL_cocoawindow.m
    Support Copy in addition to Generic as Drag and Drop operation,
    Register and Support public.utf8-plain-text for SDL_EVENT_DROP_TEXT.
This commit is contained in:
Dragon-Baroque
2024-07-16 19:55:20 +02:00
committed by Sam Lantinga
parent c040a02d6c
commit 68cabc2837
1 changed files with 96 additions and 33 deletions
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129
src/video/cocoa/SDL_cocoawindow.m
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@@ -161,6 +161,8 @@
{
if (([sender draggingSourceOperationMask] & NSDragOperationGeneric) == NSDragOperationGeneric) {
return NSDragOperationGeneric;
} else if (([sender draggingSourceOperationMask] & NSDragOperationCopy) == NSDragOperationCopy) {
return NSDragOperationCopy;
}
return NSDragOperationNone; /* no idea what to do with this, reject it. */
@@ -176,6 +178,14 @@
y = (sdlwindow->h - point.y);
SDL_SendDropPosition(sdlwindow, x, y);
return NSDragOperationGeneric;
} else if (([sender draggingSourceOperationMask] & NSDragOperationCopy) == NSDragOperationCopy) {
SDL_Window *sdlwindow = [self findSDLWindow];
NSPoint point = [sender draggingLocation];
float x, y;
x = point.x;
y = (sdlwindow->h - point.y);
SDL_SendDropPosition(sdlwindow, x, y);
return NSDragOperationCopy;
}
return NSDragOperationNone; /* no idea what to do with this, reject it. */
@@ -183,63 +193,115 @@
- (BOOL)performDragOperation:(id<NSDraggingInfo>)sender
{
SDL_LogDebug(SDL_LOG_CATEGORY_INPUT,
". [SDL] In performDragOperation, draggingSourceOperationMask %lx, "
"expected Generic %lx, others Copy %lx, Link %lx, Private %lx, Move %lx, Delete %lx\n",
(unsigned long)[sender draggingSourceOperationMask],
(unsigned long)NSDragOperationGeneric,
(unsigned long)NSDragOperationCopy,
(unsigned long)NSDragOperationLink,
(unsigned long)NSDragOperationPrivate,
(unsigned long)NSDragOperationMove,
(unsigned long)NSDragOperationDelete);
if ([sender draggingPasteboard]) {
SDL_LogDebug(SDL_LOG_CATEGORY_INPUT,
". [SDL] In performDragOperation, valid draggingPasteboard, "
"name [%s] '%s', changeCount %ld\n",
[[[[sender draggingPasteboard] name] className] UTF8String],
[[[[sender draggingPasteboard] name] description] UTF8String],
(long)[[sender draggingPasteboard] changeCount]);
}
@autoreleasepool {
NSPasteboard *pasteboard = [sender draggingPasteboard];
NSArray *types = [NSArray arrayWithObject:NSFilenamesPboardType];
NSString *desiredType = [pasteboard availableTypeFromArray:types];
NSString *desiredType = [pasteboard availableTypeFromArray:@[ NSFilenamesPboardType, NSPasteboardTypeString ]];
SDL_Window *sdlwindow = [self findSDLWindow];
NSData *data;
NSArray *array;
NSData *pboardData;
id pboardPlist;
NSString *pboardString;
NSPoint point;
float x, y;
for (NSString *supportedType in [pasteboard types]) {
NSString *typeString = [pasteboard stringForType:supportedType];
SDL_LogDebug(SDL_LOG_CATEGORY_INPUT,
". [SDL] In performDragOperation, Pasteboard type '%s', stringForType (%lu) '%s'\n",
[[supportedType description] UTF8String],
(unsigned long)[[typeString description] length],
[[typeString description] UTF8String]);
}
if (desiredType == nil) {
return NO; /* can't accept anything that's being dropped here. */
}
data = [pasteboard dataForType:desiredType];
if (data == nil) {
pboardData = [pasteboard dataForType:desiredType];
if (pboardData == nil) {
return NO;
}
SDL_assert([desiredType isEqualToString:NSFilenamesPboardType] ||
[desiredType isEqualToString:NSPasteboardTypeString]);
SDL_assert([desiredType isEqualToString:NSFilenamesPboardType]);
array = [pasteboard propertyListForType:@"NSFilenamesPboardType"];
pboardString = [pasteboard stringForType:desiredType];
pboardPlist = [pasteboard propertyListForType:desiredType];
/* Code addon to update the mouse location */
/* Use SendDropPosition to update the mouse location */
point = [sender draggingLocation];
x = point.x;
y = (sdlwindow->h - point.y);
if (x >= 0.0f && x < (float)sdlwindow->w && y >= 0.0f && y < (float)sdlwindow->h) {
SDL_SendMouseMotion(0, sdlwindow, SDL_GLOBAL_MOUSE_ID, SDL_FALSE, x, y);
SDL_SendDropPosition(sdlwindow, x, y);
}
/* Code addon to update the mouse location */
/* Use SendDropPosition to update the mouse location */
for (NSString *path in array) {
NSURL *fileURL = [NSURL fileURLWithPath:path];
NSNumber *isAlias = nil;
if ([desiredType isEqualToString:NSFilenamesPboardType]) {
for (NSString *path in (NSArray *)pboardPlist) {
NSURL *fileURL = [NSURL fileURLWithPath:path];
NSNumber *isAlias = nil;
[fileURL getResourceValue:&isAlias forKey:NSURLIsAliasFileKey error:nil];
[fileURL getResourceValue:&isAlias forKey:NSURLIsAliasFileKey error:nil];
/* If the URL is an alias, resolve it. */
if ([isAlias boolValue]) {
NSURLBookmarkResolutionOptions opts = NSURLBookmarkResolutionWithoutMounting | NSURLBookmarkResolutionWithoutUI;
NSData *bookmark = [NSURL bookmarkDataWithContentsOfURL:fileURL error:nil];
if (bookmark != nil) {
NSURL *resolvedURL = [NSURL URLByResolvingBookmarkData:bookmark
options:opts
relativeToURL:nil
bookmarkDataIsStale:nil
error:nil];
if (resolvedURL != nil) {
fileURL = resolvedURL;
/* If the URL is an alias, resolve it. */
if ([isAlias boolValue]) {
NSURLBookmarkResolutionOptions opts = NSURLBookmarkResolutionWithoutMounting |
NSURLBookmarkResolutionWithoutUI;
NSData *bookmark = [NSURL bookmarkDataWithContentsOfURL:fileURL error:nil];
if (bookmark != nil) {
NSURL *resolvedURL = [NSURL URLByResolvingBookmarkData:bookmark
options:opts
relativeToURL:nil
bookmarkDataIsStale:nil
error:nil];
if (resolvedURL != nil) {
fileURL = resolvedURL;
}
}
}
SDL_LogDebug(SDL_LOG_CATEGORY_INPUT,
". [SDL] In performDragOperation, desiredType '%s', "
"Submitting DropFile as (%lu) '%s'\n",
[[desiredType description] UTF8String],
(unsigned long)[[[fileURL path] description] length],
[[[fileURL path] description] UTF8String]);
if (!SDL_SendDropFile(sdlwindow, NULL, [[[fileURL path] description] UTF8String])) {
return NO;
}
}
if (!SDL_SendDropFile(sdlwindow, NULL, [[fileURL path] UTF8String])) {
return NO;
} else if ([desiredType isEqualToString:NSPasteboardTypeString]) {
char *buffer = SDL_strdup([[pboardString description] UTF8String]);
char *saveptr = NULL;
char *token = SDL_strtok_r(buffer, "\r\n", &saveptr);
while (token) {
SDL_LogDebug(SDL_LOG_CATEGORY_INPUT,
". [SDL] In performDragOperation, desiredType '%s', "
"Submitting DropText as (%lu) '%s'\n",
[[desiredType description] UTF8String],
strlen(token), token);
if (!SDL_SendDropText(sdlwindow, token)) {
SDL_free(buffer);
return NO;
}
token = SDL_strtok_r(NULL, "\r\n", &saveptr);
}
SDL_free(buffer);
}
SDL_SendDropComplete(sdlwindow);
@@ -2954,7 +3016,8 @@ void Cocoa_AcceptDragAndDrop(SDL_Window *window, SDL_bool accept)
@autoreleasepool {
SDL_CocoaWindowData *data = (__bridge SDL_CocoaWindowData *)window->internal;
if (accept) {
[data.nswindow registerForDraggedTypes:[NSArray arrayWithObject:(NSString *)kUTTypeFileURL]];
[data.nswindow registerForDraggedTypes:@[ (NSString *)kUTTypeFileURL,
(NSString *)kUTTypeUTF8PlainText ]];
} else {
[data.nswindow unregisterDraggedTypes];
}