luboslenco
281 lines
8.5 KiB
Objective-C
281 lines
8.5 KiB
Objective-C
// This software is provided 'as-is', without any express or implied
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// warranty. In no event will the authors be held liable for any damages
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// arising from the use of this software.
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// Permission is granted to anyone to use this software for any purpose,
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// including commercial applications, and to alter it and redistribute it
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// freely, subject to the following restrictions:
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// 1. The origin of this software must not be misrepresented; you must not
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// claim that you wrote the original software. If you use this software
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// in a product, an acknowledgment in the product documentation would be
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// appreciated but is not required.
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// 2. Altered source versions must be plainly marked as such, and must not be
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// misrepresented as being the original software.
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// 3. This notice may not be removed or altered from any source distribution.
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// https://github.com/mlabbe/nativefiledialog
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#include <AppKit/AppKit.h>
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#include "nfd.h"
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static NSArray *BuildAllowedFileTypes( const char *filterList ) {
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// Commas and semicolons are the same thing on this platform
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NSMutableArray *buildFilterList = [[NSMutableArray alloc] init];
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char typebuf[NFD_MAX_STRLEN] = {0};
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size_t filterListLen = strlen(filterList);
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char *p_typebuf = typebuf;
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for ( size_t i = 0; i < filterListLen+1; ++i )
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{
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if ( filterList[i] == ',' || filterList[i] == ';' || filterList[i] == '\0' )
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{
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if (filterList[i] != '\0')
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++p_typebuf;
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*p_typebuf = '\0';
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NSString *thisType = [NSString stringWithUTF8String: typebuf];
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[buildFilterList addObject:thisType];
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p_typebuf = typebuf;
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*p_typebuf = '\0';
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}
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else
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{
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*p_typebuf = filterList[i];
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++p_typebuf;
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}
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}
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NSArray *returnArray = [NSArray arrayWithArray:buildFilterList];
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// [buildFilterList release];
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return returnArray;
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}
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static void AddFilterListToDialog( NSSavePanel *dialog, const char *filterList ) {
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if ( !filterList || strlen(filterList) == 0 )
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return;
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NSArray *allowedFileTypes = BuildAllowedFileTypes( filterList );
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if ( [allowedFileTypes count] != 0 )
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{
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[dialog setAllowedFileTypes:allowedFileTypes];
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}
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}
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static void SetDefaultPath( NSSavePanel *dialog, const nfdchar_t *defaultPath ) {
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if ( !defaultPath || strlen(defaultPath) == 0 )
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return;
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NSString *defaultPathString = [NSString stringWithUTF8String: defaultPath];
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NSURL *url = [NSURL fileURLWithPath:defaultPathString isDirectory:YES];
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[dialog setDirectoryURL:url];
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}
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/* fixme: pathset should be pathSet */
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static nfdresult_t AllocPathSet( NSArray *urls, nfdpathset_t *pathset ) {
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assert(pathset);
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assert([urls count]);
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pathset->count = (size_t)[urls count];
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pathset->indices = NFDi_Malloc( sizeof(size_t)*pathset->count );
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if ( !pathset->indices )
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{
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return NFD_ERROR;
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}
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// count the total space needed for buf
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size_t bufsize = 0;
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for ( NSURL *url in urls )
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{
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NSString *path = [url path];
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bufsize += [path lengthOfBytesUsingEncoding:NSUTF8StringEncoding] + 1;
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}
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pathset->buf = NFDi_Malloc( sizeof(nfdchar_t) * bufsize );
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if ( !pathset->buf )
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{
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return NFD_ERROR;
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}
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// fill buf
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nfdchar_t *p_buf = pathset->buf;
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size_t count = 0;
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for ( NSURL *url in urls )
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{
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NSString *path = [url path];
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const nfdchar_t *utf8Path = [path UTF8String];
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size_t byteLen = [path lengthOfBytesUsingEncoding:NSUTF8StringEncoding] + 1;
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memcpy( p_buf, utf8Path, byteLen );
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ptrdiff_t index = p_buf - pathset->buf;
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assert( index >= 0 );
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pathset->indices[count] = (size_t)index;
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p_buf += byteLen;
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++count;
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}
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return NFD_OKAY;
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}
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nfdresult_t NFD_OpenDialog( const nfdchar_t *filterList,
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const nfdchar_t *defaultPath,
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nfdchar_t **outPath ) {
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// NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
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NSWindow *keyWindow = [[NSApplication sharedApplication] keyWindow];
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NSOpenPanel *dialog = [NSOpenPanel openPanel];
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[dialog setAllowsMultipleSelection:NO];
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// Build the filter list
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AddFilterListToDialog(dialog, filterList);
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// Set the starting directory
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SetDefaultPath(dialog, defaultPath);
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nfdresult_t nfdResult = NFD_CANCEL;
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if ( [dialog runModal] == NSModalResponseOK )
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{
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NSURL *url = [dialog URL];
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const char *utf8Path = [[url path] UTF8String];
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// byte count, not char count
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size_t len = strlen(utf8Path);//NFDi_UTF8_Strlen(utf8Path);
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*outPath = NFDi_Malloc( len+1 );
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if ( !*outPath )
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{
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// [pool release];
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[keyWindow makeKeyAndOrderFront:nil];
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return NFD_ERROR;
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}
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memcpy( *outPath, utf8Path, len+1 ); /* copy null term */
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nfdResult = NFD_OKAY;
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}
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// [pool release];
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[keyWindow makeKeyAndOrderFront:nil];
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return nfdResult;
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}
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nfdresult_t NFD_OpenDialogMultiple( const nfdchar_t *filterList,
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const nfdchar_t *defaultPath,
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nfdpathset_t *outPaths ) {
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// NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
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NSWindow *keyWindow = [[NSApplication sharedApplication] keyWindow];
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NSOpenPanel *dialog = [NSOpenPanel openPanel];
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[dialog setAllowsMultipleSelection:YES];
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// Build the fiter list.
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AddFilterListToDialog(dialog, filterList);
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// Set the starting directory
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SetDefaultPath(dialog, defaultPath);
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nfdresult_t nfdResult = NFD_CANCEL;
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if ( [dialog runModal] == NSModalResponseOK )
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{
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NSArray *urls = [dialog URLs];
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if ( [urls count] == 0 )
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{
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// [pool release];
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[keyWindow makeKeyAndOrderFront:nil];
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return NFD_CANCEL;
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}
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if ( AllocPathSet( urls, outPaths ) == NFD_ERROR )
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{
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// [pool release];
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[keyWindow makeKeyAndOrderFront:nil];
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return NFD_ERROR;
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}
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nfdResult = NFD_OKAY;
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}
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// [pool release];
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[keyWindow makeKeyAndOrderFront:nil];
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return nfdResult;
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}
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nfdresult_t NFD_SaveDialog( const nfdchar_t *filterList,
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const nfdchar_t *defaultPath,
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nfdchar_t **outPath ) {
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// NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
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NSWindow *keyWindow = [[NSApplication sharedApplication] keyWindow];
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NSSavePanel *dialog = [NSSavePanel savePanel];
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[dialog setExtensionHidden:NO];
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// Build the filter list.
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AddFilterListToDialog(dialog, filterList);
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// Set the starting directory
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SetDefaultPath(dialog, defaultPath);
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nfdresult_t nfdResult = NFD_CANCEL;
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if ( [dialog runModal] == NSModalResponseOK )
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{
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NSURL *url = [dialog URL];
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const char *utf8Path = [[url path] UTF8String];
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size_t byteLen = [url.path lengthOfBytesUsingEncoding:NSUTF8StringEncoding] + 1;
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*outPath = NFDi_Malloc( byteLen );
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if ( !*outPath )
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{
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// [pool release];
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[keyWindow makeKeyAndOrderFront:nil];
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return NFD_ERROR;
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}
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memcpy( *outPath, utf8Path, byteLen );
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nfdResult = NFD_OKAY;
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}
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// [pool release];
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[keyWindow makeKeyAndOrderFront:nil];
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return nfdResult;
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}
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nfdresult_t NFD_PickFolder(const nfdchar_t *defaultPath,
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nfdchar_t **outPath) {
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// NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
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NSWindow *keyWindow = [[NSApplication sharedApplication] keyWindow];
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NSOpenPanel *dialog = [NSOpenPanel openPanel];
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[dialog setAllowsMultipleSelection:NO];
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[dialog setCanChooseDirectories:YES];
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[dialog setCanCreateDirectories:YES];
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[dialog setCanChooseFiles:NO];
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// Set the starting directory
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SetDefaultPath(dialog, defaultPath);
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nfdresult_t nfdResult = NFD_CANCEL;
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if ( [dialog runModal] == NSModalResponseOK )
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{
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NSURL *url = [dialog URL];
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const char *utf8Path = [[url path] UTF8String];
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// byte count, not char count
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size_t len = strlen(utf8Path);//NFDi_UTF8_Strlen(utf8Path);
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*outPath = NFDi_Malloc( len+1 );
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if ( !*outPath )
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{
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// [pool release];
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[keyWindow makeKeyAndOrderFront:nil];
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return NFD_ERROR;
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}
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memcpy( *outPath, utf8Path, len+1 ); /* copy null term */
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nfdResult = NFD_OKAY;
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}
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// [pool release];
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[keyWindow makeKeyAndOrderFront:nil];
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return nfdResult;
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}
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