From fc3d1473f16d1d06f8ffd97cb192ba57e34380d7 Mon Sep 17 00:00:00 2001
From: Alexander Pickering <alex@cogarr.net>
Date: Fri, 31 Aug 2018 21:23:00 -0400
Subject: Added file open dialog

Added a file open dialog to the gui library
---
 src/client/lua_api/gui/iguifiledialog.cpp | 120 ++++++++++++++++++++++++++++++
 src/client/lua_api/gui/iguifiledialog.hpp |  12 +++
 2 files changed, 132 insertions(+)
 create mode 100644 src/client/lua_api/gui/iguifiledialog.cpp
 create mode 100644 src/client/lua_api/gui/iguifiledialog.hpp

(limited to 'src/client/lua_api/gui')

diff --git a/src/client/lua_api/gui/iguifiledialog.cpp b/src/client/lua_api/gui/iguifiledialog.cpp
new file mode 100644
index 0000000..c277ce4
--- /dev/null
+++ b/src/client/lua_api/gui/iguifiledialog.cpp
@@ -0,0 +1,120 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <vector>
+#include <memory>
+#include <map>
+#include <string>
+#include <functional>
+extern "C" {
+  #include <lua.h>
+  #include <lauxlib.h>
+  #include <lualib.h>
+}
+#include <irrlicht.h>
+#include "../guiparts.hpp"
+#include "iguielement.hpp"
+#include "client/callbackhandeler.hpp"
+#include <shared/util/hashmap.hpp>
+#include <shared/lua_api/common.hpp>
+
+/***
+@module gui
+*/
+using namespace irr;
+using namespace core;
+using namespace gui;
+
+extern IrrlichtDevice* device;
+
+/***
+@function newfileopendialog()
+Creates a new dialog to open a file 
+@tparam title string The rectangle to place the button at. If the box has a parent,
+it is offset from the upper-left of the parent element.
+@tparam path string The path to open the file dialog to
+@tparam parent (iguielement | nil) parent The parent element of the button.
+@tparam modal boolean If other gui elements can be interacted with before this element is closed
+@treturn iguifileopendialog The button element
+*/
+//gui.newfileopendialog(["title"][,"path"][,parent][,modal])
+static int newfileopendialog(lua_State* L){
+	wchar_t *title = NULL;// = L"File open dialog";
+	io::path::char_type *path = NULL;// = L"";
+	bool modal = true;
+	IGUIElement* parent = NULL;
+
+	int nargs = lua_gettop(L);
+	if(nargs > 3){
+		modal = lua_toboolean(L,-1) == 1;//"title","path",{parent},modal
+		lua_pop(L,1);//"title","path",{parent}
+	}
+	if(nargs > 2){
+		lua_getfield(L,-1,"guielement");//"title","path",{parent},ud_parent
+		parent = (IGUIElement*)lua_touserdata(L,-1);//"title","path",{parent},ud_parent
+		lua_pop(L,2);//"title","path"
+	}
+	if(nargs > 1){
+		const char *pathc = lua_tostring(L,-1);//"title","path"
+		lua_pop(L,1);//"title"
+		path = (io::path::char_type*)pathc;
+		//size_t pathcslen = strlen(pathc);
+		//path = (wchar_t*)malloc(sizeof(wchar_t) * (pathcslen + 1));// +1 for null
+		//mbstowcs(path,pathc,pathcslen);
+		//path[pathcslen] = L'\0';
+	}
+	if(nargs > 0){
+		const char *titlec = lua_tostring(L,-1);
+		lua_pop(L,1);//
+		size_t titlecslen = strlen(titlec);
+		title = (wchar_t*)malloc(sizeof(wchar_t) * (titlecslen + 1));
+		mbstowcs(title,titlec,titlecslen);
+		title[titlecslen] = L'\0';
+	}
+
+	IGUIEnvironment *env = device->getGUIEnvironment();
+	IGUIFileOpenDialog *but = env->addFileOpenDialog(title,modal,parent,-1,false,path);
+
+	printf("Added file open dialog\n");
+	lua_newtable(L);//{}
+	lua_pushlightuserdata(L,but);//{},ud_iguibutton
+	lua_setfield(L,-2,"guielement");//{guielement}
+	luaL_getmetatable(L,"gui.iguifileopendialog");//{guielement},{m_iguibutton}
+	lua_setmetatable(L,-2);//{guielement}
+
+	printf("Created lua representation\n");
+	setelementcallback(L,EGET_DIRECTORY_SELECTED,"onDirectory");//
+	setelementcallback(L,EGET_FILE_SELECTED,"onFileSelected");
+	setelementcallback(L,EGET_FILE_CHOOSE_DIALOG_CANCELLED,"onCanceled");
+	printf("Finished registering callback\n");
+
+	free(title);
+	free(path);
+	return 1;
+}
+
+static const luaL_reg iguifileopendialog_f[] = {
+	{"new",             newfileopendialog},
+	{0,0},
+};
+
+static const luaL_reg iguifileopendialog_m[] = {
+	{0,0},
+};
+
+void iguidialog_register(lua_State* L){
+	tL = L;
+
+	luaL_newmetatable(L, "gui.iguifileopendialog");//{m_iguibutton}
+	lua_newtable(L);//{m_iguibutton},{}
+	luaL_register(L,NULL,iguielement_m);
+	luaL_register(L,NULL,iguifileopendialog_m);//{m_iguibutton},{}
+	lua_setfield(L,-2,"__index");//{m_iguibutton}
+
+	lua_pop(L,1);
+
+	lua_getglobal(L,"gui");
+	lua_pushcfunction(L,newfileopendialog);
+	lua_setfield(L,-2,"newfileopendialog");
+
+	lua_pop(L,1);
+}
diff --git a/src/client/lua_api/gui/iguifiledialog.hpp b/src/client/lua_api/gui/iguifiledialog.hpp
new file mode 100644
index 0000000..85b4b7d
--- /dev/null
+++ b/src/client/lua_api/gui/iguifiledialog.hpp
@@ -0,0 +1,12 @@
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <vector>
+extern "C" {
+  #include <lua.h>
+  #include <lauxlib.h>
+  #include <lualib.h>
+}
+#include <irrlicht.h>
+
+void iguidialog_register(lua_State* L);
-- 
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