52 lines
1.5 KiB
C++
52 lines
1.5 KiB
C++
#include "Window.h"
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#include <luna/Utf8.h>
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#include <os/File.h>
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#include <ui/Font.h>
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#include <ui/Image.h>
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LinkedList<Window> g_windows;
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static SharedPtr<ui::Image> g_close_icon;
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void Window::draw(ui::Canvas& screen)
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{
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auto window = screen.subcanvas(surface);
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window.subcanvas(contents).fill(color);
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wchar_t buffer[4096];
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Utf8StringDecoder decoder(name.chars());
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decoder.decode(buffer, sizeof(buffer)).release_value();
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auto font = ui::Font::default_font();
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auto titlebar_canvas = window.subcanvas(titlebar);
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titlebar_canvas.fill(ui::GRAY);
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auto textarea = titlebar_canvas.subcanvas(ui::Rect { 10, 10, titlebar_canvas.width - 10, titlebar_canvas.height });
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font->render(buffer, ui::BLACK, textarea);
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if (g_close_icon)
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{
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auto close_area = window.subcanvas(close_button);
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close_area.fill(g_close_icon->pixels(), g_close_icon->width());
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}
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}
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void Window::focus()
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{
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// Bring the window to the front of the list.
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g_windows.remove(this);
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g_windows.append(this);
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}
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Window::Window(ui::Rect r, ui::Color c, StringView n) : surface(r), color(c), name(n)
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{
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auto font = ui::Font::default_font();
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titlebar = ui::Rect { 0, 0, surface.width, font->height() + 20 };
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close_button = ui::Rect { surface.width - 26, 10, 16, 16 };
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contents = ui::Rect { 0, font->height() + 20, surface.width, surface.height - (font->height() + 20) };
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g_windows.append(this);
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if (!g_close_icon) g_close_icon = ui::Image::load("/usr/share/icons/16x16/app-close.tga").value_or({});
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}
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