src/GUI/CocoaFileDialog.mm

   1
   2
   3 #include "CocoaFileDialog.hxx"
   4
   5 // bring it all in!
   6 #include <Cocoa/Cocoa.h>
   7
   8 #include <boost/foreach.hpp>
   9
  10 #include <simgear/debug/logstream.hxx>
  11 #include <simgear/misc/strutils.hxx>
  12
  13 #include <Main/globals.hxx>
  14 #include <Main/fg_props.hxx>
  15
  16 static NSString* stdStringToCocoa(const std::string& s)
  17 {
  18     return [NSString stringWithUTF8String:s.c_str()];
  19 }
  20
  21 static NSURL* pathToNSURL(const SGPath& aPath)
  22 {
  23     return [NSURL fileURLWithPath:stdStringToCocoa(aPath.str())];
  24 }
  25
  26 class CocoaFileDialog::CocoaFileDialogPrivate
  27 {
  28 public:
  29     CocoaFileDialogPrivate() :
  30         panel(nil)
  31     {
  32
  33     }
  34
  35     ~CocoaFileDialogPrivate()
  36     {
  37         [panel release];
  38     }
  39
  40     NSSavePanel* panel;
  41 };
  42
  43 CocoaFileDialog::CocoaFileDialog(const std::string& aTitle, FGFileDialog::Usage use) :
  44     FGFileDialog(aTitle, use)
  45 {
  46     d.reset(new CocoaFileDialogPrivate);
  47     if (use == USE_SAVE_FILE) {
  48         d->panel = [NSSavePanel savePanel];
  49     } else {
  50         d->panel = [NSOpenPanel openPanel];
  51     }
  52
  53     if (use == USE_CHOOSE_DIR) {
  54         [d->panel setCanChooseDirectories:YES];
  55     }
  56 }
  57
  58 CocoaFileDialog::~CocoaFileDialog()
  59 {
  60
  61 }
  62
  63 void CocoaFileDialog::exec()
  64 {
  65     if (_usage == USE_SAVE_FILE) {
  66         [d->panel setNameFieldStringValue:stdStringToCocoa(_placeholder)];
  67     }
  68
  69     NSMutableArray* extensions = [NSMutableArray arrayWithCapacity:0];
  70     BOOST_FOREACH(std::string ext, _filterPatterns) {
  71         if (!simgear::strutils::starts_with(ext, "*.")) {
  72             SG_LOG(SG_GENERAL, SG_INFO, "can't use pattern on Cococa:" << ext);
  73             continue;
  74         }
  75         [extensions addObject:stdStringToCocoa(ext.substr(2))];
  76     }
  77
  78     [d->panel setAllowedFileTypes:extensions];
  79     [d->panel setTitle:stdStringToCocoa(_title)];
  80     if (_showHidden) {
  81         [d->panel setShowsHiddenFiles:YES];
  82     }
  83
  84     [d->panel setDirectoryURL: pathToNSURL(_initialPath)];
  85
  86     [d->panel beginWithCompletionHandler:^(NSInteger result)
  87     {
  88         if (result == NSFileHandlingPanelOKButton) {
  89             NSURL*  theDoc = [d->panel URL];
  90             NSLog(@"the URL is: %@", theDoc);
  91             // Open  the document.
  92         }
  93
  94     }];
  95 }