Add lime.ui.FileDialog

.gitmodules

@@ -43,3 +43,6 @@
 [submodule "project/lib/lzma"]
 	path = project/lib/lzma
 	url = https://github.com/native-toolkit/lzma
+[submodule "project/lib/nfd"]
+	path = project/lib/nfd
+	url = https://github.com/native-toolkit/nfd

lime/ui/FileDialog.hx

@@ -0,0 +1,80 @@
+package lime.ui;
+
+
+import lime.system.System;
+import lime.utils.Resource;
+
+#if sys
+import sys.io.File;
+#end
+
+
+class FileDialog {
+	
+	
+	public static function openFile (filter = null, defaultPath:String = null):String {
+		
+		#if (cpp || neko || nodejs)
+		return lime_file_dialog_open_file (filter, defaultPath);
+		#else
+		return null;
+		#end
+		
+	}
+	
+	
+	public static function openFiles (filter = null, defaultPath:String = null):Array<String> {
+		
+		#if (cpp || neko || nodejs)
+		return lime_file_dialog_open_files (filter, defaultPath);
+		#else
+		return [];
+		#end
+		
+	}
+	
+	
+	public static function saveFile (data:Resource, filter = null, defaultPath:String = null):String {
+		
+		var path = null;
+		
+		#if (cpp || neko || nodejs)
+		
+		path = lime_file_dialog_save_file (filter, defaultPath);
+		
+		if (path != null) {
+			
+			try {
+				
+				File.saveBytes (path, data);
+				
+			} catch (e:Dynamic) {
+				
+				path = null;
+				
+			}
+			
+		}
+		
+		#end
+		
+		return path;
+		
+	}
+	
+	
+	
+	
+	// Native Methods
+	
+	
+	
+	
+	#if (cpp || neko || nodejs)
+	private static var lime_file_dialog_open_file = System.load ("lime", "lime_file_dialog_open_file", 2);
+	private static var lime_file_dialog_open_files = System.load ("lime", "lime_file_dialog_open_files", 2);
+	private static var lime_file_dialog_save_file = System.load ("lime", "lime_file_dialog_save_file", 2);
+	#end
+	
+	
+}

lime/utils/Resource.hx

@@ -0,0 +1,31 @@
+package lime.utils;
+
+
+import haxe.io.Bytes;
+
+
+abstract Resource(Bytes) from Bytes to Bytes {
+	
+	
+	public function new (size:Int = 0) {
+		
+		this = Bytes.alloc (size);
+		
+	}
+	
+	
+	@:from private static inline function __fromString (value:String):Resource {
+		
+		return Bytes.ofString (value);
+		
+	}
+	
+	
+	@:to private static inline function __toString (value:Resource):String {
+		
+		return (value:Bytes).toString ();
+		
+	}
+	
+	
+}

project/Build.xml

@@ -16,6 +16,7 @@
 	<set name="LIME_HARFBUZZ" value="1" />
 	<set name="LIME_LZMA" value="1" />
 	<!-- <set name="LIME_NEKO" value="1" if="linux" /> -->
+	<set name="LIME_NFD" value="1" if="windows || mac || linux" />
 	<set name="LIME_OGG" value="1" />
 	<set name="LIME_OPENAL" value="1" />
 	<set name="LIME_OPENGL" value="1" />
@@ -112,6 +113,15 @@
 			
 		</section>
 		
+		<section if="LIME_NFD">
+			
+			<compilerflag value="-I${NATIVE_TOOLKIT_PATH}/nfd/src/include/" />
+			<compilerflag value="-DLIME_NFD" />
+			
+			<file name="src/ui/FileDialog.cpp" />
+			
+		</section>
+		
 		<section if="LIME_OGG">
 			
 			<compilerflag value="-I${NATIVE_TOOLKIT_PATH}/ogg/include/" />
@@ -221,6 +231,7 @@
 	<include name="lib/jpeg/files.xml" />
 	<include name="lib/lzma/files.xml" />
 	<include name="lib/neko/files.xml" />
+	<include name="lib/nfd/files.xml" />
 	<include name="lib/ogg/files.xml" />
 	<include name="lib/openal/files.xml" />
 	<include name="lib/openal-android/files.xml" if="android" />
@@ -245,6 +256,7 @@
 		<files id="native-toolkit-harfbuzz" if="LIME_HARFBUZZ" />
 		<files id="native-toolkit-lzma" if="LIME_LZMA" />
 		<files id="native-toolkit-neko" if="LIME_NEKO" />
+		<files id="native-toolkit-nfd" if="LIME_NFD" />
 		<files id="native-toolkit-ogg" if="LIME_OGG" />
 		<files id="native-toolkit-openal" if="LIME_OPENAL" unless="mac || iphone || android || emscripten" />
 		<files id="native-toolkit-openal-android" if="LIME_OPENAL android" />

project/include/ui/FileDialog.h

@@ -0,0 +1,25 @@
+#ifndef LIME_UI_FILE_DIALOG_H
+#define LIME_UI_FILE_DIALOG_H
+
+
+#include <utils/QuickVec.h>
+
+
+namespace lime {
+	
+	
+	class FileDialog {
+		
+		public:
+			
+			static const char* OpenFile (const char* filter = NULL, const char* defaultPath = NULL);
+			static void OpenFiles (QuickVec<const char*>* files, const char* filter = NULL, const char* defaultPath = NULL);
+			static const char* SaveFile (const char* filter = NULL, const char* defaultPath = NULL);
+		
+	};
+	
+	
+}
+
+
+#endif

project/src/ExternalInterface.cpp

@@ -25,6 +25,7 @@
 #include <system/System.h>
 #include <text/Font.h>
 #include <text/TextLayout.h>
+#include <ui/FileDialog.h>
 #include <ui/Gamepad.h>
 #include <ui/GamepadEvent.h>
 #include <ui/KeyEvent.h>
@@ -193,6 +194,51 @@ namespace lime {
 	}
 	
 	
+	value lime_file_dialog_open_file (value filter, value defaultPath) {
+		
+		#ifdef LIME_NFD
+		const char* path = FileDialog::OpenFile (val_string (filter), val_string (defaultPath));
+		if (path) return alloc_string (path);
+		#endif
+		
+		return alloc_null ();
+		
+	}
+	
+	
+	value lime_file_dialog_open_files (value filter, value defaultPath) {
+		
+		#ifdef LIME_NFD
+		QuickVec<const char*> files;
+		
+		FileDialog::OpenFiles (&files, val_string (filter), val_string (defaultPath));
+		value result = alloc_array (files.size ());
+		
+		for (int i = 0; i < files.size (); i++) {
+			
+			val_array_set_i (result, i, alloc_string (files[i]));
+			
+		}
+		#else
+		value result = alloc_array (0);
+		#endif
+		
+		return result;
+		
+	}
+	
+	
+	value lime_file_dialog_save_file (value filter, value defaultPath) {
+		
+		#ifdef LIME_NFD
+		return alloc_string (FileDialog::SaveFile (val_string (filter), val_string (defaultPath)));
+		#else
+		return alloc_null ();
+		#endif
+		
+	}
+	
+	
 	void lime_font_destroy (value handle) {
 		
 		#ifdef LIME_FREETYPE
@@ -1238,6 +1284,9 @@ namespace lime {
 	DEFINE_PRIM (lime_bytes_read_file, 1);
 	DEFINE_PRIM (lime_clipboard_get_text, 0);
 	DEFINE_PRIM (lime_clipboard_set_text, 1);
+	DEFINE_PRIM (lime_file_dialog_open_file, 2);
+	DEFINE_PRIM (lime_file_dialog_open_files, 2);
+	DEFINE_PRIM (lime_file_dialog_save_file, 2);
 	DEFINE_PRIM (lime_font_get_ascender, 1);
 	DEFINE_PRIM (lime_font_get_descender, 1);
 	DEFINE_PRIM (lime_font_get_family_name, 1);

project/src/ui/FileDialog.cpp

@@ -0,0 +1,100 @@
+#include <ui/FileDialog.h>
+#include <nfd.h>
+
+
+namespace lime {
+	
+	
+	const char* FileDialog::OpenFile (const char* filter, const char* defaultPath) {
+		
+		nfdchar_t *savePath = NULL;
+		nfdresult_t result = NFD_OpenDialog (filter, defaultPath, &savePath);
+		
+		switch (result) {
+			
+			case NFD_OKAY:
+				
+				return savePath;
+				break;
+			
+			case NFD_CANCEL:
+				
+				break;
+			
+			default:
+				
+				printf ("Error: %s\n", NFD_GetError ());
+				break;
+			
+		}
+		
+		return savePath;
+		
+	}
+	
+	
+	void FileDialog::OpenFiles (QuickVec<const char*>* files, const char* filter, const char* defaultPath) {
+		
+		nfdpathset_t pathSet;
+		nfdresult_t result = NFD_OpenDialogMultiple (filter, defaultPath, &pathSet);
+		
+		switch (result) {
+			
+			case NFD_OKAY:
+			{
+				printf("okay\n");
+				printf("size: %d\n", NFD_PathSet_GetCount (&pathSet));
+				for (int i = 0; i < NFD_PathSet_GetCount (&pathSet); i++) {
+					
+					printf ("%s\n", NFD_PathSet_GetPath (&pathSet, i));
+					files->push_back (NFD_PathSet_GetPath (&pathSet, i));
+					
+				}
+				
+				//NFD_PathSet_Free (&pathSet);
+				break;
+			}
+			
+			case NFD_CANCEL:
+				
+				break;
+			
+			default:
+				
+				printf ("Error: %s\n", NFD_GetError ());
+				break;
+			
+		}
+		
+	}
+	
+	
+	const char* FileDialog::SaveFile (const char* filter, const char* defaultPath) {
+		
+		nfdchar_t *savePath = NULL;
+		nfdresult_t result = NFD_SaveDialog (filter, defaultPath, &savePath);
+		
+		switch (result) {
+			
+			case NFD_OKAY:
+				
+				return savePath;
+				break;
+			
+			case NFD_CANCEL:
+				
+				break;
+			
+			default:
+				
+				printf ("Error: %s\n", NFD_GetError ());
+				break;
+			
+		}
+		
+		return savePath;
+		
+	}
+	
+	
+}