FTXUI/examples/component/homescreen.cpp
ArthurSonzogni e1a71d5b9f Use shared_ptr instead of unique_ptr for elements.
This allow users to pass it into initializer list. Then clang-format
will produce 'acceptable' indentations.

This fixes:
https://github.com/ArthurSonzogni/FTXUI/issues/18
2020-05-20 20:51:20 +02:00

388 lines
12 KiB
C++

// Copyright 2020 Arthur Sonzogni. All rights reserved.
// Use of this source code is governed by the MIT license that can be found in
// the LICENSE file.
#include <cmath>
#include <thread>
#include "ftxui/component/checkbox.hpp"
#include "ftxui/component/container.hpp"
#include "ftxui/component/input.hpp"
#include "ftxui/component/menu.hpp"
#include "ftxui/component/radiobox.hpp"
#include "ftxui/component/screen_interactive.hpp"
#include "ftxui/component/toggle.hpp"
#include "ftxui/screen/string.hpp"
using namespace ftxui;
int shift = 0;
class Graph {
public:
std::vector<int> operator()(int width, int height) {
std::vector<int> output(width);
for (int i = 0; i < width; ++i) {
float v = 0;
v += 0.1f * sin((i + shift) * 0.1f);
v += 0.2f * sin((i + shift + 10) * 0.15f);
v += 0.1f * sin((i + shift) * 0.03f);
v *= height;
v += 0.5f * height;
output[i] = (int)v;
}
return output;
}
};
class HTopComponent : public Component {
Graph my_graph;
public:
HTopComponent() {}
~HTopComponent() override {}
Element Render() override {
auto frequency = vbox({
text(L"Frequency [Mhz]") | hcenter,
hbox({
vbox({
text(L"2400 "),
filler(),
text(L"1200 "),
filler(),
text(L"0% "),
}),
graph(std::ref(my_graph)) | flex,
}) | flex,
});
auto utilization = vbox({
text(L"Utilization [%]") | hcenter,
hbox({
vbox({
text(L"100 "),
filler(),
text(L"50 "),
filler(),
text(L"0 "),
}),
graph(std::ref(my_graph)) | color(Color::RedLight),
}) | flex,
});
auto ram = vbox({
text(L"Ram [Mo]") | hcenter,
hbox({
vbox({
text(L"8192"),
filler(),
text(L"4096 "),
filler(),
text(L"0 "),
}),
graph(std::ref(my_graph)) | color(Color::BlueLight),
}) | flex,
});
return hbox({
vbox({
frequency | flex,
separator(),
utilization | flex,
}) | flex,
separator(),
ram | flex,
}) |
flex | border;
}
};
class CompilerComponent : public Component {
Container container = Container::Horizontal();
RadioBox compiler;
Container flag = Container::Vertical();
CheckBox flag_checkbox[4];
Container subcontainer = Container::Vertical();
Container input_container = Container::Horizontal();
Input input_add;
Menu input;
Input executable;
public:
~CompilerComponent() override {}
CompilerComponent() {
Add(&container);
// Compiler ----------------------------------------------------------------
compiler.entries = {
L"gcc",
L"clang",
L"emcc",
L"game_maker"
L"Ada compilers",
L"ALGOL 60 compilers",
L"ALGOL 68 compilers",
L"Assemblers (Intel *86)",
L"Assemblers (Motorola 68*)",
L"Assemblers (Zilog Z80)",
L"Assemblers (other)",
L"BASIC Compilers",
L"BASIC interpreters",
L"Batch compilers",
L"C compilers",
L"Source-to-source compilers",
L"C++ compilers",
L"C# compilers",
L"COBOL compilers",
L"Common Lisp compilers",
L"D compilers",
L"DIBOL/DBL compilers",
L"ECMAScript interpreters",
L"Eiffel compilers",
L"Fortran compilers",
L"Go compilers",
L"Haskell compilers",
L"Java compilers",
L"Pascal compilers",
L"Perl Interpreters",
L"PHP compilers",
L"PL/I compilers",
L"Python compilers",
L"Scheme compilers and interpreters",
L"Smalltalk compilers",
L"Tcl Interpreters",
L"VMS Interpreters",
L"Rexx Interpreters",
L"CLI compilers",
};
container.Add(&compiler);
// Flags ----------------------------------------------------------------
container.Add(&flag);
flag_checkbox[0].label = L"-Wall";
flag_checkbox[1].label = L"-Werror";
flag_checkbox[2].label = L"-lpthread";
flag_checkbox[3].label = L"-O3";
for (auto& c : flag_checkbox)
flag.Add(&c);
container.Add(&subcontainer);
// Executable
// ----------------------------------------------------------------
executable.placeholder = L"executable";
subcontainer.Add(&executable);
// Input ----------------------------------------------------------------
subcontainer.Add(&input_container);
input_add.placeholder = L"input files";
input_add.on_enter = [this] {
input.entries.push_back(input_add.content);
input_add.content = L"";
};
input_container.Add(&input_add);
input_container.Add(&input);
}
Element Render() override {
auto compiler_win = window(text(L"Compiler"), compiler.Render() | frame);
auto flags_win = window(text(L"Flags"), flag.Render());
auto executable_win = window(text(L"Executable:"), executable.Render());
auto input_win =
window(text(L"Input"),
hbox({
vbox({
hbox({
text(L"Add: "),
input_add.Render(),
}) | size(WIDTH, EQUAL, 20) |
size(HEIGHT, EQUAL, 1),
filler(),
}),
separator(),
input.Render() | frame | size(HEIGHT, EQUAL, 3) | flex,
}));
return vbox({
hbox({
compiler_win | size(HEIGHT, LESS_THAN, 6),
flags_win,
vbox({
executable_win | size(WIDTH, EQUAL, 20),
input_win | size(WIDTH, EQUAL, 60),
}),
filler(),
}),
hflow(RenderCommandLine()),
}) |
border;
}
Elements RenderCommandLine() {
Elements line;
// Compiler
line.push_back(text(compiler.entries[compiler.selected]) | bold);
// flags
for (auto& it : flag_checkbox) {
if (it.state) {
line.push_back(text(L" "));
line.push_back(text(it.label) | dim);
}
}
// Executable
if (!executable.content.empty()) {
line.push_back(text(L" -O ") | bold);
line.push_back(text(executable.content) | color(Color::BlueLight) | bold);
}
// Input
for (auto& it : input.entries) {
line.push_back(text(L" " + it) | color(Color::RedLight));
}
return line;
}
};
class SpinnerComponent : public Component {
Element Render() override {
Elements entries;
for (int i = 0; i < 22; ++i) {
if (i != 0)
entries.push_back(spinner(i, shift / 2) | bold |
size(WIDTH, GREATER_THAN, 2) | border);
}
return hflow(std::move(entries)) | border;
}
};
class ColorComponent : public Component {
Element Render() override {
return hbox({
vbox({
color(Color::Default, text(L"Default")),
color(Color::Black, text(L"Black")),
color(Color::GrayDark, text(L"GrayDark")),
color(Color::GrayLight, text(L"GrayLight")),
color(Color::White, text(L"White")),
color(Color::Blue, text(L"Blue")),
color(Color::BlueLight, text(L"BlueLight")),
color(Color::Cyan, text(L"Cyan")),
color(Color::CyanLight, text(L"CyanLight")),
color(Color::Green, text(L"Green")),
color(Color::GreenLight, text(L"GreenLight")),
color(Color::Magenta, text(L"Magenta")),
color(Color::MagentaLight, text(L"MagentaLight")),
color(Color::Red, text(L"Red")),
color(Color::RedLight, text(L"RedLight")),
color(Color::Yellow, text(L"Yellow")),
color(Color::YellowLight, text(L"YellowLight")),
}),
vbox({
bgcolor(Color::Default, text(L"Default")),
bgcolor(Color::Black, text(L"Black")),
bgcolor(Color::GrayDark, text(L"GrayDark")),
bgcolor(Color::GrayLight, text(L"GrayLight")),
bgcolor(Color::White, text(L"White")),
bgcolor(Color::Blue, text(L"Blue")),
bgcolor(Color::BlueLight, text(L"BlueLight")),
bgcolor(Color::Cyan, text(L"Cyan")),
bgcolor(Color::CyanLight, text(L"CyanLight")),
bgcolor(Color::Green, text(L"Green")),
bgcolor(Color::GreenLight, text(L"GreenLight")),
bgcolor(Color::Magenta, text(L"Magenta")),
bgcolor(Color::MagentaLight, text(L"MagentaLight")),
bgcolor(Color::Red, text(L"Red")),
bgcolor(Color::RedLight, text(L"RedLight")),
bgcolor(Color::Yellow, text(L"Yellow")),
bgcolor(Color::YellowLight, text(L"YellowLight")),
}),
}) |
hcenter | border;
}
};
class GaugeComponent : public Component {
Element RenderGauge(int delta) {
float progress = (shift + delta) % 1000 / 1000.f;
return hbox({
text(std::to_wstring(int(progress * 100)) + L"% ") |
size(WIDTH, EQUAL, 5),
gauge(progress),
});
}
Element Render() override {
return vbox({
RenderGauge(0) | color(Color::Black),
RenderGauge(100) | color(Color::GrayDark),
RenderGauge(50) | color(Color::GrayLight),
RenderGauge(6894) | color(Color::White),
separator(),
RenderGauge(6841) | color(Color::Blue),
RenderGauge(9813) | color(Color::BlueLight),
RenderGauge(98765) | color(Color::Cyan),
RenderGauge(98) | color(Color::CyanLight),
RenderGauge(9846) | color(Color::Green),
RenderGauge(1122) | color(Color::GreenLight),
RenderGauge(84) | color(Color::Magenta),
RenderGauge(645) | color(Color::MagentaLight),
RenderGauge(568) | color(Color::Red),
RenderGauge(2222) | color(Color::RedLight),
RenderGauge(220) | color(Color::Yellow),
RenderGauge(348) | color(Color::YellowLight),
}) |
border;
};
};
class Tab : public Component {
public:
Container main_container = Container::Vertical();
Toggle tab_selection;
Container container = Container::Tab(&tab_selection.selected);
HTopComponent htop_component;
ColorComponent color_component;
SpinnerComponent spinner_component;
GaugeComponent gauge_component;
CompilerComponent compiler_component;
Tab() {
Add(&main_container);
main_container.Add(&tab_selection);
tab_selection.entries = {
L"htop", L"color", L"spinner", L"gauge", L"compiler",
};
main_container.Add(&container);
container.Add(&htop_component);
container.Add(&color_component);
container.Add(&spinner_component);
container.Add(&gauge_component);
container.Add(&compiler_component);
}
Element Render() override {
return vbox({
text(L"FTXUI Demo") | bold | hcenter,
tab_selection.Render() | hcenter,
container.Render(),
});
}
};
int main(int argc, const char* argv[]) {
auto screen = ScreenInteractive::Fullscreen();
std::thread update([&screen]() {
for (;;) {
using namespace std::chrono_literals;
std::this_thread::sleep_for(0.05s);
shift++;
screen.PostEvent(Event::Custom);
}
});
Tab tab;
screen.Loop(&tab);
return 0;
}