OSX: Allow user to display hidden files in the browser dialog

2 files changed, 77 insertions, 0 deletions

diff --git a/gui/browser.h b/gui/browser.h
index 7c098617bb..b82fe516f9 100644
--- a/gui/browser.h
+++ b/gui/browser.h
@@ -51,6 +51,7 @@ protected:
 #ifdef MACOSX
 	const void *_titleRef;
 	const void *_chooseRef;
+	const void *_hiddenFilesRef;
 #else
 	ListWidget		*_fileList;
 	StaticTextWidget	*_currentPath;
diff --git a/gui/browser_osx.mm b/gui/browser_osx.mm
index ecd60915f8..d0bbfd546d 100644
--- a/gui/browser_osx.mm
+++ b/gui/browser_osx.mm
@@ -31,9 +31,53 @@
 #include "common/translation.h"
 
 #include <AppKit/NSOpenPanel.h>
+#include <AppKit/NSButton.h>
 #include <Foundation/NSString.h>
 #include <Foundation/NSURL.h>
 
+@interface ShowHiddenFilesControler : NSObject {
+	NSOpenPanel* _panel;
+}
+
+- (id) init;
+- (void) dealloc;
+- (void) setOpenPanel : (NSOpenPanel*) panel;
+- (IBAction) showHiddenFiles : (id) sender;
+
+@end
+
+@implementation ShowHiddenFilesControler
+
+- (id) init {
+	self = [super init];
+	_panel = 0;
+	
+	return self;
+}
+
+- (void) dealloc {
+	[_panel release];
+	[super dealloc];
+}
+
+- (void) setOpenPanel : (NSOpenPanel*) panel {
+	_panel = panel;
+	[_panel retain];
+}
+
+
+- (IBAction) showHiddenFiles : (id) sender {
+	if ([sender state] == NSOnState) {
+		[_panel setShowsHiddenFiles: YES];
+		ConfMan.setBool("gui_browser_show_hidden", true, Common::ConfigManager::kApplicationDomain);
+	} else {
+		[_panel setShowsHiddenFiles: NO];
+		ConfMan.setBool("gui_browser_show_hidden", false, Common::ConfigManager::kApplicationDomain);
+	}
+}
+
+@end
+
 namespace GUI {
 
 BrowserDialog::BrowserDialog(const char *title, bool dirBrowser)
@@ -56,11 +100,13 @@ BrowserDialog::BrowserDialog(const char *title, bool dirBrowser)
 
 	// Convert button text to NSString
 	_chooseRef = CFStringCreateWithCString(0, _("Choose"), stringEncoding);
+	_hiddenFilesRef = CFStringCreateWithCString(0, _("Show hidden files"), stringEncoding);
 }
 
 BrowserDialog::~BrowserDialog() {
 	CFRelease(_titleRef);
 	CFRelease(_chooseRef);
+	CFRelease(_hiddenFilesRef);
 }
 
 int BrowserDialog::runModal() {
@@ -82,6 +128,31 @@ int BrowserDialog::runModal() {
 	[panel setCanChooseDirectories:_isDirBrowser];
 	[panel setTitle:(NSString *)_titleRef];
 	[panel setPrompt:(NSString *)_chooseRef];
+
+	NSButton *shoHiddenFilesButton = 0;
+	ShowHiddenFilesControler *shoHiddenFilesControler = 0;
+	if ([panel respondsToSelector:@selector(setShowsHiddenFiles:)]) {
+		shoHiddenFilesButton = [[NSButton alloc] init];
+		[shoHiddenFilesButton retain];
+		[shoHiddenFilesButton setButtonType:NSSwitchButton];
+		[shoHiddenFilesButton setTitle:(NSString *)_hiddenFilesRef];
+		[shoHiddenFilesButton sizeToFit];
+		if (ConfMan.getBool("gui_browser_show_hidden", Common::ConfigManager::kApplicationDomain)) {
+			[shoHiddenFilesButton setState:NSOnState];
+			[panel setShowsHiddenFiles: YES];
+		} else {
+			[shoHiddenFilesButton setState:NSOffState];
+			[panel setShowsHiddenFiles: NO];
+		}
+		[panel setAccessoryView:shoHiddenFilesButton];
+
+		shoHiddenFilesControler = [[ShowHiddenFilesControler alloc] init];
+		[shoHiddenFilesControler retain];
+		[shoHiddenFilesControler setOpenPanel:panel];
+		[shoHiddenFilesButton setTarget:shoHiddenFilesControler];
+		[shoHiddenFilesButton setAction:@selector(showHiddenFiles:)];
+	}
+
 	if ([panel runModal] == NSOKButton) {
 		NSURL *url = [panel URL];
 		if ([url isFileURL]) {
@@ -91,6 +162,11 @@ int BrowserDialog::runModal() {
 		}
 	}
 
+	if (shoHiddenFilesButton != 0)
+		[shoHiddenFilesButton release];
+	if (shoHiddenFilesControler != 0)
+		[shoHiddenFilesControler release];
+
 	// If we were in fullscreen mode, switch back
 	if (wasFullscreen) {
 		g_system->beginGFXTransaction();