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Userspace: Start work on GUI and WindowServer

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Current implementation can create custom windows and each window has
its own framebuffer. When window wants to write its framebuffer to the
screen it will send a message to the WindowServer using unix sockets.
This commit is contained in:
Bananymous
2024-05-29 16:00:54 +03:00
parent d4d530e6c8
commit c2b6ba0d5a
16 changed files with 1116 additions and 0 deletions
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16
userspace/test-window/CMakeLists.txt Normal file
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cmake_minimum_required(VERSION 3.26)
project(test-window CXX)
set(SOURCES
main.cpp
)
add_executable(test-window ${SOURCES})
target_compile_options(test-window PUBLIC -O2 -g)
target_link_libraries(test-window PUBLIC libc ban libgui)
add_custom_target(test-window-install
COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_CURRENT_BINARY_DIR}/test-window ${BANAN_BIN}/
DEPENDS test-window
)

61
userspace/test-window/main.cpp Normal file
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#include <BAN/Debug.h>
#include <LibGUI/Window.h>
#include <stdlib.h>
#include <unistd.h>
void randomize_color(BAN::UniqPtr<LibGUI::Window>& window)
{
uint32_t color = ((rand() % 255) << 16) | ((rand() % 255) << 8) | ((rand() % 255) << 0);
for (uint32_t y = 0; y < window->height(); y++)
for (uint32_t x = 0; x < window->width(); x++)
window->set_pixel(x, y, color);
window->invalidate();
}
int main()
{
timespec ts;
clock_gettime(CLOCK_MONOTONIC, &ts);
srand(ts.tv_nsec);
auto window_or_error = LibGUI::Window::create(300, 200);
if (window_or_error.is_error())
{
dprintln("{}", window_or_error.error());
return 1;
}
auto window = window_or_error.release_value();
window->set_mouse_button_event_callback(
[&](LibGUI::EventPacket::MouseButtonEvent event)
{
if (event.pressed && event.button == LibGUI::EventPacket::MouseButton::Left)
randomize_color(window);
const char* button;
switch (event.button)
{
case LibGUI::EventPacket::MouseButton::Left: button = "left"; break;
case LibGUI::EventPacket::MouseButton::Right: button = "right"; break;
case LibGUI::EventPacket::MouseButton::Middle: button = "middle"; break;
case LibGUI::EventPacket::MouseButton::Extra1: button = "extra1"; break;
case LibGUI::EventPacket::MouseButton::Extra2: button = "extra2"; break;
}
dprintln("mouse button '{}' {} at {}, {}", button, event.pressed ? "pressed" : "released", event.x, event.y);
}
);
randomize_color(window);
for (;;)
{
window->poll_events();
timespec duration;
duration.tv_sec = 0;
duration.tv_nsec = 16'666'666;
nanosleep(&duration, nullptr);
}
}