Examples
The classic first applications 'Hello World'.
Console
hello_world_console.cpp
#include <xtd/xtd>
using namespace xtd;
int main() {
console::background_color(console_color::blue);
console::foreground_color(console_color::white);
console::write_line("Hello, World!");
}
CMakeLists.txt
cmake_minimum_required(VERSION 3.3)
project(hello_world_console)
find_package(xtd REQUIRED)
add_sources(hello_world_console.cpp)
target_type(CONSOLE_APPLICATION)
Build and run
Open "Command Prompt" or "Terminal". Navigate to the folder that contains the project and type the following:
xtdc run
Output
Hello, World!
Gui
hello_world_forms.cpp
#include <xtd/xtd>
using namespace xtd::forms;
class main_form : public form {
public:
main_form() {
text("Hello world (message_box)");
button1.location({10, 10});
button1.parent(*this);
button1.text("&Click me");
button1.click += [] {
message_box::show("Hello, World!");
};
}
private:
button button1;
};
int main() {
application::run(main_form());
}
CMakeLists.txt
cmake_minimum_required(VERSION 3.3)
project(hello_world_forms)
find_package(xtd REQUIRED)
add_sources(hello_world_forms.cpp)
target_type(GUI_APPLICATION)
Build and run
Open "Command Prompt" or "Terminal". Navigate to the folder that contains the project and type the following:
xtdc run
Output
Windows
macOS
Linux Gnome
Unit test
hello_world_test.cpp
#include <xtd/xtd>
#include <string>
using namespace std;
using namespace xtd::tunit;
namespace unit_tests {
class test_class_(hello_world_test) {
public:
void test_method_(create_string_from_literal) {
string s = "Hello, World!";
valid::are_equal(13, s.size());
assert::are_equal("Hello, World!", s);
}
void test_method_(create_string_from_chars) {
string s = {'H', 'e', 'l', 'l', 'o', ',', ' ', 'W', 'o', 'r', 'l', 'd', '!'};
valid::are_equal(13, s.size());
string_assert::starts_with("Hello,", s);
string_assert::ends_with(" World!", s);
}
};
}
int main() {
return console_unit_test().run();
}
CMakeLists.txt
cmake_minimum_required(VERSION 3.3)
project(hello_world_test)
find_package(xtd REQUIRED)
add_sources(hello_world_test.cpp)
target_type(TEST_APPLICATION)
Build and run
Open "Command Prompt" or "Terminal". Navigate to the folder that contains the project and type the following:
xtdc run
Output
Start 2 tests from 1 test case Run tests:
SUCCEED hello_world_test.create_string_from_literal (0 ms total)
SUCCEED hello_world_test.create_string_from_chars (0 ms total)
Test results:
SUCCEED 2 tests.
End 2 tests from 1 test case ran. (0 ms total)
More examples
Example provides over 500 examples to help you use xtd, grouped by libraries and topics.
Support
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