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New example - Public network access
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‎examples/C/public_network_access/GNUmakefile‎

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# WebUI C Example
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# == 1. VARIABLES =============================================================
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MAKEFILE_PATH := $(abspath $(lastword $(MAKEFILE_LIST)))
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PROJECT_DIR := $(dir $(MAKEFILE_PATH))/../../../
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TARGET := $(firstword $(MAKECMDGOALS))
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LIB_DIR := $(PROJECT_DIR)/dist
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ifeq ($(TARGET), debug)
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LIB_DIR := $(LIB_DIR)/debug
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endif
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INCLUDE_DIR := $(PROJECT_DIR)/include
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WEBUI_LIB_NAME = webui-2
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ifeq ($(WEBUI_USE_TLS), 1)
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WEBUI_LIB_NAME = webui-2-secure
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endif
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# ARGS
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# Set a compiler when running on Linux via `make CC=gcc` / `make CC=clang`
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CC = gcc
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# Build the WebUI library if running via `make BUILD_LIB=true`
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BUILD_LIB ?=
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# BUILD FLAGS
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STATIC_BUILD_FLAGS = main.c -I"$(INCLUDE_DIR)" -L"$(LIB_DIR)"
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DYN_BUILD_FLAGS = main.c -I"$(INCLUDE_DIR)" -L"$(LIB_DIR)"
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# Platform conditions
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ifeq ($(OS),Windows_NT)
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# Windows
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PLATFORM := windows
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SHELL := CMD
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STATIC_BUILD_FLAGS += -l$(WEBUI_LIB_NAME)-static -lws2_32 -Wall -luser32 -static
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COPY_LIB_CMD := @copy "$(LIB_DIR)\$(WEBUI_LIB_NAME).dll" "$(WEBUI_LIB_NAME).dll"
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DYN_BUILD_FLAGS += "$(WEBUI_LIB_NAME).dll" -lws2_32 -Wall -luser32
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STATIC_OUT := main.exe
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DYN_OUT := main-dyn.exe
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LWS2_OPT := -lws2_32
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STRIP_OPT := --strip-all
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CONSOLE_APP := -Wl,-subsystem=console
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GUI_APP := -Wl,-subsystem=windows
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else
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STATIC_BUILD_FLAGS += -lpthread -lm -l$(WEBUI_LIB_NAME)-static
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DYN_BUILD_FLAGS += -lpthread -lm
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STATIC_OUT := main
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DYN_OUT := main-dyn
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CONSOLE_APP :=
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GUI_APP :=
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ifeq ($(shell uname),Darwin)
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# MacOS
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PLATFORM := macos
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CC = clang
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COPY_LIB_CMD := @cp "$(LIB_DIR)/$(WEBUI_LIB_NAME).dylib" "$(WEBUI_LIB_NAME).dylib"
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DYN_BUILD_FLAGS += "./$(WEBUI_LIB_NAME).dylib"
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else
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# Linux
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PLATFORM := linux
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COPY_LIB_CMD := @cp "$(LIB_DIR)/$(WEBUI_LIB_NAME).so" "$(WEBUI_LIB_NAME).so"
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DYN_BUILD_FLAGS += "./$(WEBUI_LIB_NAME).so"
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STRIP_OPT := --strip-all
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ifeq ($(CC),clang)
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LLVM_OPT := llvm-
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endif
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endif
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endif
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# == 2.TARGETS ================================================================
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all: release
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debug: --validate-args
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ifeq ($(BUILD_LIB),true)
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@cd "$(PROJECT_DIR)" && $(MAKE) debug
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endif
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# Static with Debug info
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ifneq ($(WEBUI_USE_TLS), 1)
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@echo "Build C Example ($(CC) debug static)..."
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@$(CC) -g $(CONSOLE_APP) $(STATIC_BUILD_FLAGS) $(LWS2_OPT) -o $(STATIC_OUT)
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endif
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# Dynamic with Debug info
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@echo "Build C Example ($(CC) debug dynamic)..."
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$(COPY_LIB_CMD)
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@$(CC) -g $(CONSOLE_APP) $(DYN_BUILD_FLAGS) $(LWS2_OPT) -o $(DYN_OUT)
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# Clean
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ifeq ($(PLATFORM),windows)
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@- del *.o >nul 2>&1
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else
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@- rm -f *.o
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@- rm -rf *.dSYM # macOS
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endif
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@echo "Done."
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release: --validate-args
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ifeq ($(BUILD_LIB),true)
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@cd "$(PROJECT_DIR)" && $(MAKE)
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endif
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# Static Release
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ifneq ($(WEBUI_USE_TLS), 1)
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@echo "Build C Example ($(CC) release static)..."
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@$(CC) -Os $(GUI_APP) $(STATIC_BUILD_FLAGS) $(LWS2_OPT) -o $(STATIC_OUT)
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@$(LLVM_OPT)strip $(STRIP_OPT) $(STATIC_OUT)
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endif
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# Dynamic Release
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@echo "Build C Example ($(CC) release dynamic)..."
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$(COPY_LIB_CMD)
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@$(CC) $(GUI_APP) $(DYN_BUILD_FLAGS) $(LWS2_OPT) -o $(DYN_OUT)
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@$(LLVM_OPT)strip $(STRIP_OPT) $(DYN_OUT)
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# Clean
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ifeq ($(PLATFORM),windows)
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@- del *.o >nul 2>&1
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else
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@- rm -f *.o
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@- rm -rf *.dSYM # macOS
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endif
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@echo "Done."
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clean: --clean-$(PLATFORM)
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# INTERNAL TARGETS
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--validate-args:
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ifneq ($(filter $(CC),gcc clang aarch64-linux-gnu-gcc arm-linux-gnueabihf-gcc musl-gcc),$(CC))
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$(error Invalid compiler specified: `$(CC)`)
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endif
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--clean-linux: --clean-unix
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--clean-macos: --clean-unix
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--clean-unix:
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- rm -f *.o
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- rm -f *.a
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- rm -f *.so
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- rm -f *.dylib
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- rm -rf *.dSYM
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--clean-windows:
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- del *.o >nul 2>&1
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- del *.dll >nul 2>&1
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- del *.a >nul 2>&1
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- del *.exe >nul 2>&1

‎examples/C/public_network_access/Makefile‎

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# WebUI C Example
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# Windows - Microsoft Visual C
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SHELL = CMD
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LIB_DIR = ../../../dist
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INCLUDE_DIR = ../../../include
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WEBUI_LIB_NAME = webui-2
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!IF "$(WEBUI_USE_TLS)" == "1"
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WEBUI_LIB_NAME = webui-2-secure
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!ENDIF
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# Build the WebUI library if running `nmake BUILD_LIB=true`
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BUILD_LIB =
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all: release
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debug:
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!IF "$(BUILD_LIB)" == "true"
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@cd "$(LIB_DIR)" && cd .. && $(MAKE) debug
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!ENDIF
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# Static with Debug info
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!IF "$(WEBUI_USE_TLS)" != "1"
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@echo Build C Example (Static Debug)...
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@cl /Zi main.c /I"$(INCLUDE_DIR)" /link /LIBPATH:"$(LIB_DIR)\debug" /MACHINE:X64 /SUBSYSTEM:CONSOLE $(WEBUI_LIB_NAME)-static.lib user32.lib Advapi32.lib Shell32.lib /OUT:main.exe 1>NUL 2>&1
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!ENDIF
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# Dynamic with Debug info
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@echo Build C Example (Dynamic Debug)...
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@copy "$(LIB_DIR)\debug\$(WEBUI_LIB_NAME).dll" "$(WEBUI_LIB_NAME).dll"
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@cl /Zi main.c /I"$(INCLUDE_DIR)" /link /LIBPATH:"$(LIB_DIR)\debug" /MACHINE:X64 /SUBSYSTEM:CONSOLE $(WEBUI_LIB_NAME).lib user32.lib Advapi32.lib Shell32.lib /OUT:main-dyn.exe 1>NUL 2>&1
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# Clean
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@- del *.exp >nul 2>&1
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@- del *.ilk >nul 2>&1
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@- del *.lib >nul 2>&1
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@- del *.obj >nul 2>&1
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@- del *.pdb >nul 2>&1
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@echo Done.
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release:
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!IF "$(BUILD_LIB)" == "true"
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@cd "$(LIB_DIR)" && cd .. && $(MAKE)
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!ENDIF
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# Static Release
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!IF "$(WEBUI_USE_TLS)" != "1"
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@echo Build C Example (Static Release)...
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@cl main.c /I"$(INCLUDE_DIR)" /link /LIBPATH:"$(LIB_DIR)" /MACHINE:X64 /SUBSYSTEM:WINDOWS $(WEBUI_LIB_NAME)-static.lib user32.lib Advapi32.lib Shell32.lib /OUT:main.exe 1>NUL 2>&1
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!ENDIF
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# Dynamic Release
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@echo Build C Example (Dynamic Release)...
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@copy "$(LIB_DIR)\$(WEBUI_LIB_NAME).dll" "$(WEBUI_LIB_NAME).dll"
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@cl main.c /I"$(INCLUDE_DIR)" /link /LIBPATH:"$(LIB_DIR)" /MACHINE:X64 /SUBSYSTEM:WINDOWS $(WEBUI_LIB_NAME).lib user32.lib Advapi32.lib Shell32.lib /OUT:main-dyn.exe 1>NUL 2>&1
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# Clean
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@- del *.exp >nul 2>&1
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@- del *.ilk >nul 2>&1
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@- del *.lib >nul 2>&1
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@- del *.obj >nul 2>&1
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@- del *.pdb >nul 2>&1
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@echo Done.
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clean:
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- del *.obj >nul 2>&1
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- del *.ilk >nul 2>&1
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- del *.pdb >nul 2>&1
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- del *.exp >nul 2>&1
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- del *.exe >nul 2>&1
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- del *.lib >nul 2>&1

‎examples/C/public_network_access/main.c‎

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// Public Network Access Example
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#include "webui.h"
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// Windows
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size_t private_window = 0;
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size_t public_window = 0;
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void app_exit(webui_event_t* e) {
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webui_exit();
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}
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void public_window_events(webui_event_t* e) {
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if (e->event_type == WEBUI_EVENT_CONNECTED) {
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// New connection
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webui_run(private_window, "document.getElementById(\"Logs\").value += \"New connection.\\n\";");
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}
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else if (e->event_type == WEBUI_EVENT_DISCONNECTED) {
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// Disconnection
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webui_run(private_window, "document.getElementById(\"Logs\").value += \"Disconnected.\\n\";");
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}
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}
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int main() {
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// Main Private Window HTML
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const char* private_html = "<!DOCTYPE html>"
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"<html>"
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" <head>"
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" <meta charset=\"UTF-8\">"
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" <script src=\"webui.js\"></script>"
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" <title>Public Network Access Example</title>"
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" <style>"
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" body {"
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" font-family: 'Arial', sans-serif;"
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" color: white;"
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" background: linear-gradient(to right, #507d91, #1c596f, #022737);"
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" text-align: center;"
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" font-size: 18px;"
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" }"
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" button, input {"
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" padding: 10px;"
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" margin: 10px;"
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" border-radius: 3px;"
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" border: 1px solid #ccc;"
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" box-shadow: 0 3px 5px rgba(0,0,0,0.1);"
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" transition: 0.2s;"
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" }"
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" button {"
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" background: #3498db;"
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" color: #fff; "
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" cursor: pointer;"
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" font-size: 16px;"
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" }"
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" h1 { text-shadow: -7px 10px 7px rgb(67 57 57 / 76%); }"
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" button:hover { background: #c9913d; }"
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" input:focus { outline: none; border-color: #3498db; }"
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" </style>"
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" </head>"
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" <body>"
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" <h1>WebUI - Public Network Access Example</h1>"
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" <br>"
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" The second public window is configured to be accessible from <br>"
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" any device in the public network. <br>"
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" <br>"
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" Second public window link: <br>"
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" <h1 id=\"urlSpan\" style=\"color:#c9913d\">...</h1>"
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" Second public window events: <br>"
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" <textarea id=\"Logs\" rows=\"4\" cols=\"50\" style=\"width:80%\"></textarea>"
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" <br>"
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" <button id=\"Exit\">Exit</button>"
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" </body>"
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"</html>";
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// Public Window HTML
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const char* public_html = "<!DOCTYPE html>"
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"<html>"
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" <head>"
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" <meta charset=\"UTF-8\">"
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" <script src=\"webui.js\"></script>"
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" <title>Welcome to Public UI</title>"
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" </head>"
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" <body>"
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" <h1>Welcome to Public UI!</h1>"
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" </body>"
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"</html>";
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// Create windows
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private_window = webui_new_window();
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public_window = webui_new_window();
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// App
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webui_set_timeout(0); // Wait forever (never timeout)
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// Public Window
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webui_set_public(public_window, true); // Make URL accessible from public networks
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webui_bind(public_window, "", public_window_events); // Bind all events
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webui_show_browser(public_window, public_html, NoBrowser); // Set public window HTML
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const char* public_win_url = webui_get_url(public_window); // Get URL of public window
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// Main Private Window
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webui_bind(private_window, "Exit", app_exit); // Bind exit button
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webui_show(private_window, private_html); // Show the window
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// Set URL in the UI
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char javascript[1024];
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sprintf(javascript, "document.getElementById('urlSpan').innerHTML = '%s';", public_win_url);
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webui_run(private_window, javascript);
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// Wait until all windows get closed
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webui_wait();
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// Free all memory resources (Optional)
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webui_clean();
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return 0;
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}
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#if defined(_MSC_VER)
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int APIENTRY WinMain(HINSTANCE hInst, HINSTANCE hInstPrev, PSTR cmdline, int cmdshow) { return main(); }
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#endif

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