lua: add simple hint method

Origin commit data
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Branch: ni/coolstream
Commit: d836ccebaf
Author: Thilo Graf <dbt@novatux.de>
Date: 2021-11-01 (Mon, 01 Nov 2021)


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No further description and justification available within origin commit message!

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This commit was generated by Migit

src/gui/lua/Makefile.am

@@ -33,6 +33,7 @@ libneutrino_gui_lua_a_SOURCES = \
 	lua_configfile.cpp \
 	lua_curl.cpp \
 	lua_filehelpers.cpp \
+	lua_hint.cpp \
 	lua_hintbox.cpp \
 	lua_hourglass.cpp \
 	lua_menue.cpp \

src/gui/lua/lua_hint.cpp

@@ -0,0 +1,128 @@
+/*
+ * lua simple hint window
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <config.h>
+#include <cstdio>
+#include <cstdlib>
+#include <cstring>
+#include <unistd.h>
+
+#include <global.h>
+#include <system/debug.h>
+
+#include <neutrino.h>
+
+#include "luainstance.h"
+#include "lua_hint.h"
+
+CLuaInstHint* CLuaInstHint::getInstance()
+{
+	static CLuaInstHint* LuaInstHint = NULL;
+
+	if(!LuaInstHint)
+		      LuaInstHint = new CLuaInstHint();
+	return LuaInstHint;
+}
+
+void CLuaInstHint::HintRegister(lua_State *L)
+{
+	luaL_Reg meth[] = {
+		{ "new",             CLuaInstHint::HintNew },
+		{ "paint",           CLuaInstHint::HintPaint },
+		{ "hide",            CLuaInstHint::HintHide },
+		{ "__gc",            CLuaInstHint::HintDelete },
+		{ NULL,              NULL }
+	};
+
+	luaL_newmetatable(L, "hint");
+	luaL_setfuncs(L, meth, 0);
+	lua_pushvalue(L, -1);
+	lua_setfield(L, -1, "__index");
+	lua_setglobal(L, "hint");
+}
+
+int CLuaInstHint::HintNew(lua_State *L)
+{
+	lua_assert(lua_istable(L,1));
+
+	std::string text = "";
+	tableLookup(L, "text", text);
+
+	bool show_background = true;
+	if (!tableLookup(L, "show_background", show_background))
+	{
+		std::string tmp = "true";
+		if (tableLookup(L, "show_background", tmp))
+			paramBoolDeprecated(L, tmp.c_str());
+		show_background = (tmp == "true" || tmp == "1" || tmp == "yes");
+	}
+
+	CLuaHint **udata = (CLuaHint **) lua_newuserdata(L, sizeof(CLuaHint *));
+	*udata = new CLuaHint();
+
+	(*udata)->h = new CHint(text.c_str(), show_background);
+
+	luaL_getmetatable(L, "hint");
+	lua_setmetatable(L, -2);
+	return 1;
+}
+
+CLuaHint *CLuaInstHint::HintCheck(lua_State *L, int n)
+{
+	return *(CLuaHint **) luaL_checkudata(L, n, "hint");
+}
+
+int CLuaInstHint::HintPaint(lua_State *L)
+{
+	lua_assert(lua_istable(L,1));
+	CLuaHint *D = HintCheck(L, 1);
+	if (!D) return 0;
+
+	bool do_save_bg = true;
+	if (!tableLookup(L, "do_save_bg", do_save_bg)) {
+		std::string tmp = "true";
+		if (tableLookup(L, "do_save_bg", tmp))
+			paramBoolDeprecated(L, tmp.c_str());
+		do_save_bg = (tmp == "true" || tmp == "1" || tmp == "yes");
+	}
+	D->h->paint(do_save_bg);
+	return 0;
+}
+
+int CLuaInstHint::HintHide(lua_State *L)
+{
+	lua_assert(lua_istable(L,1));
+	CLuaHint *D = HintCheck(L, 1);
+	if (!D) return 0;
+
+	bool tmp1 = false;
+	std::string tmp2 = "false";
+	if ((tableLookup(L, "no_restore", tmp1)) || (tableLookup(L, "no_restore", tmp2)))
+		obsoleteHideParameter(L);
+
+	D->h->hide();
+	return 0;
+}
+
+int CLuaInstHint::HintDelete(lua_State *L)
+{
+	LUA_DEBUG("CLuaInstHint::%s %d\n", __func__, lua_gettop(L));
+	CLuaHint *D = HintCheck(L, 1);
+	if (!D) return 0;
+	delete D;
+	return 0;
+}

src/gui/lua/lua_hint.h

@@ -0,0 +1,48 @@
+/*
+ * lua simple hint window
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef _LUAHINT_H_
+#define _LUAHINT_H_
+
+#include <gui/widget/hintbox.h>
+
+class CLuaHint
+{
+	public:
+		CHint *h;
+		CLuaHint() { h = NULL; }
+		~CLuaHint() { delete h; }
+};
+
+class CLuaInstHint
+{
+	public:
+		CLuaInstHint() {};
+		~CLuaInstHint() {};
+		static CLuaInstHint* getInstance();
+		static void HintRegister(lua_State *L);
+
+	private:
+		static CLuaHint *HintCheck(lua_State *L, int n);
+
+		static int HintNew(lua_State *L);
+		static int HintPaint(lua_State *L);
+		static int HintHide(lua_State *L);
+		static int HintDelete(lua_State *L);
+};
+
+#endif //_LUAHINT_H_

src/gui/lua/luainstance.cpp

@@ -48,6 +48,7 @@
 #include "lua_configfile.h"
 #include "lua_curl.h"
 #include "lua_filehelpers.h"
+#include "lua_hint.h"
 #include "lua_hintbox.h"
 #include "lua_hourglass.h"
 #include "lua_menue.h"
@@ -769,6 +770,7 @@ void LuaInstRegisterFunctions(lua_State *L, bool fromThreads/*=false*/)
 	CLuaInstConfigFile::getInstance()->LuaConfigFileRegister(L);
 	CLuaInstCurl::getInstance()->LuaCurlRegister(L);
 	CLuaInstFileHelpers::getInstance()->LuaFileHelpersRegister(L);
+	CLuaInstHint::getInstance()->HintRegister(L);
 	CLuaInstHintbox::getInstance()->HintboxRegister(L);
 	CLuaInstHourGlass::getInstance()->HourGlassRegister(L);
 	CLuaInstMenu::getInstance()->MenuRegister(L);