mirror of
https://github.com/LadybirdBrowser/ladybird.git
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229414b002
This changes (context) menus across the system to conform to titlecase capitalization and to not underline the same character twice (for accessing actions with Alt).
322 lines
11 KiB
C++
322 lines
11 KiB
C++
/*
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* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include "ViewWidget.h"
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#include <AK/URL.h>
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#include <LibCore/ArgsParser.h>
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#include <LibCore/MimeData.h>
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#include <LibDesktop/Launcher.h>
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#include <LibGUI/Action.h>
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#include <LibGUI/Application.h>
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#include <LibGUI/BoxLayout.h>
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#include <LibGUI/Clipboard.h>
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#include <LibGUI/Desktop.h>
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#include <LibGUI/FilePicker.h>
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#include <LibGUI/Label.h>
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#include <LibGUI/Menu.h>
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#include <LibGUI/Menubar.h>
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#include <LibGUI/MessageBox.h>
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#include <LibGUI/Toolbar.h>
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#include <LibGUI/ToolbarContainer.h>
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#include <LibGUI/Window.h>
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#include <LibGfx/Bitmap.h>
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#include <LibGfx/Palette.h>
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#include <LibGfx/Rect.h>
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#include <serenity.h>
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#include <stdio.h>
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#include <string.h>
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using namespace ImageViewer;
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int main(int argc, char** argv)
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{
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if (pledge("stdio recvfd sendfd rpath wpath cpath unix thread", nullptr) < 0) {
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perror("pledge");
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return 1;
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}
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auto app = GUI::Application::construct(argc, argv);
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if (!Desktop::Launcher::add_allowed_handler_with_any_url("/bin/ImageViewer")) {
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warnln("Failed to set up allowed launch URLs");
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return 1;
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}
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if (!Desktop::Launcher::add_allowed_handler_with_only_specific_urls(
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"/bin/Help", { URL::create_with_file_protocol("/usr/share/man/man1/ImageViewer.md") })) {
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warnln("Failed to set up allowed launch URLs");
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return 1;
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}
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if (!Desktop::Launcher::seal_allowlist()) {
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warnln("Failed to seal allowed launch URLs");
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return 1;
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}
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auto app_icon = GUI::Icon::default_icon("filetype-image");
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const char* path = nullptr;
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Core::ArgsParser args_parser;
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args_parser.add_positional_argument(path, "The image file to be displayed.", "file", Core::ArgsParser::Required::No);
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args_parser.parse(argc, argv);
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auto window = GUI::Window::construct();
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window->set_double_buffering_enabled(true);
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window->resize(300, 200);
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window->set_icon(app_icon.bitmap_for_size(16));
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window->set_title("Image Viewer");
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auto& root_widget = window->set_main_widget<GUI::Widget>();
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root_widget.set_fill_with_background_color(true);
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root_widget.set_layout<GUI::VerticalBoxLayout>();
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root_widget.layout()->set_spacing(2);
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auto& toolbar_container = root_widget.add<GUI::ToolbarContainer>();
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auto& main_toolbar = toolbar_container.add<GUI::Toolbar>();
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auto& widget = root_widget.add<ViewWidget>();
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widget.on_scale_change = [&](int scale, Gfx::IntRect rect) {
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if (!widget.bitmap()) {
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window->set_title("Image Viewer");
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return;
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}
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window->set_title(String::formatted("{} {} {}% - Image Viewer", widget.path(), widget.bitmap()->size().to_string(), scale));
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if (window->is_fullscreen())
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return;
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if (window->is_maximized())
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return;
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auto w = max(window->width(), rect.width() + 4);
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auto h = max(window->height(), rect.height() + widget.toolbar_height() + 6);
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window->resize(w, h);
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};
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widget.on_drop = [&](auto& event) {
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window->move_to_front();
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if (!event.mime_data().has_urls())
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return;
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auto urls = event.mime_data().urls();
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if (urls.is_empty())
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return;
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widget.load_from_file(urls.first().path());
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for (size_t i = 1; i < urls.size(); ++i) {
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Desktop::Launcher::open(URL::create_with_file_protocol(urls[i].path().characters()), "/bin/ImageViewer");
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}
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};
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widget.on_doubleclick = [&] {
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window->set_fullscreen(!window->is_fullscreen());
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toolbar_container.set_visible(!window->is_fullscreen());
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};
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// Actions
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auto open_action = GUI::CommonActions::make_open_action(
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[&](auto&) {
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auto path = GUI::FilePicker::get_open_filepath(window, "Open Image");
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if (path.has_value()) {
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widget.load_from_file(path.value());
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}
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});
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auto delete_action = GUI::CommonActions::make_delete_action(
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[&](auto&) {
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auto path = widget.path();
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if (path.is_empty())
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return;
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auto msgbox_result = GUI::MessageBox::show(window,
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String::formatted("Really delete {}?", path),
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"Confirm deletion",
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GUI::MessageBox::Type::Warning,
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GUI::MessageBox::InputType::OKCancel);
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if (msgbox_result == GUI::MessageBox::ExecCancel)
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return;
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if (unlink(widget.path().characters()) < 0) {
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int saved_errno = errno;
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GUI::MessageBox::show(window,
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String::formatted("unlink({}) failed: {}", path, strerror(saved_errno)),
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"Delete failed",
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GUI::MessageBox::Type::Error);
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return;
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}
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widget.clear();
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});
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auto quit_action = GUI::CommonActions::make_quit_action(
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[&](auto&) {
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app->quit();
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});
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auto rotate_left_action = GUI::Action::create("Rotate &Left", { Mod_None, Key_L },
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[&](auto&) {
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widget.rotate(Gfx::RotationDirection::CounterClockwise);
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});
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auto rotate_right_action = GUI::Action::create("Rotate &Right", { Mod_None, Key_R },
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[&](auto&) {
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widget.rotate(Gfx::RotationDirection::Clockwise);
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});
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auto vertical_flip_action = GUI::Action::create("Flip &Vertically", { Mod_None, Key_V },
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[&](auto&) {
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widget.flip(Gfx::Orientation::Vertical);
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});
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auto horizontal_flip_action = GUI::Action::create("Flip &Horizontally", { Mod_None, Key_H },
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[&](auto&) {
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widget.flip(Gfx::Orientation::Horizontal);
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});
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auto desktop_wallpaper_action = GUI::Action::create("Set as Desktop &Wallpaper",
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[&](auto&) {
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GUI::Desktop::the().set_wallpaper(widget.path());
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});
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auto go_first_action = GUI::Action::create("&Go to First", { Mod_None, Key_Home }, Gfx::Bitmap::load_from_file("/res/icons/16x16/go-first.png"),
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[&](auto&) {
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widget.navigate(ViewWidget::Directions::First);
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});
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auto go_back_action = GUI::Action::create("Go &Back", { Mod_None, Key_Left }, Gfx::Bitmap::load_from_file("/res/icons/16x16/go-back.png"),
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[&](auto&) {
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widget.navigate(ViewWidget::Directions::Back);
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});
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auto go_forward_action = GUI::Action::create("Go &Forward", { Mod_None, Key_Right }, Gfx::Bitmap::load_from_file("/res/icons/16x16/go-forward.png"),
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[&](auto&) {
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widget.navigate(ViewWidget::Directions::Forward);
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});
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auto go_last_action = GUI::Action::create("Go to &Last", { Mod_None, Key_End }, Gfx::Bitmap::load_from_file("/res/icons/16x16/go-last.png"),
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[&](auto&) {
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widget.navigate(ViewWidget::Directions::Last);
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});
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auto full_screen_action = GUI::CommonActions::make_fullscreen_action(
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[&](auto&) {
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widget.on_doubleclick();
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});
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auto zoom_in_action = GUI::CommonActions::make_zoom_in_action(
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[&](auto&) {
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widget.set_scale(widget.scale() + 10);
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},
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window);
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auto reset_zoom_action = GUI::CommonActions::make_reset_zoom_action(
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[&](auto&) {
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widget.set_scale(100);
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},
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window);
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auto zoom_out_action = GUI::CommonActions::make_zoom_out_action(
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[&](auto&) {
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widget.set_scale(widget.scale() - 10);
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},
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window);
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auto hide_show_toolbar_action = GUI::Action::create("Hide/Show &Toolbar", { Mod_Ctrl, Key_T },
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[&](auto&) {
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toolbar_container.set_visible(!toolbar_container.is_visible());
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});
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auto copy_action = GUI::CommonActions::make_copy_action([&](auto&) {
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if (widget.bitmap())
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GUI::Clipboard::the().set_bitmap(*widget.bitmap());
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});
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widget.on_image_change = [&](const Gfx::Bitmap* bitmap) {
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bool should_enable_image_actions = (bitmap != nullptr);
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delete_action->set_enabled(should_enable_image_actions);
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rotate_left_action->set_enabled(should_enable_image_actions);
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rotate_right_action->set_enabled(should_enable_image_actions);
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vertical_flip_action->set_enabled(should_enable_image_actions);
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horizontal_flip_action->set_enabled(should_enable_image_actions);
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desktop_wallpaper_action->set_enabled(should_enable_image_actions);
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go_first_action->set_enabled(should_enable_image_actions);
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go_back_action->set_enabled(should_enable_image_actions);
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go_forward_action->set_enabled(should_enable_image_actions);
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go_last_action->set_enabled(should_enable_image_actions);
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zoom_in_action->set_enabled(should_enable_image_actions);
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reset_zoom_action->set_enabled(should_enable_image_actions);
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zoom_out_action->set_enabled(should_enable_image_actions);
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if (!should_enable_image_actions) {
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window->set_title("Image Viewer");
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}
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};
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main_toolbar.add_action(open_action);
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main_toolbar.add_action(delete_action);
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main_toolbar.add_separator();
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main_toolbar.add_action(go_first_action);
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main_toolbar.add_action(go_back_action);
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main_toolbar.add_action(go_forward_action);
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main_toolbar.add_action(go_last_action);
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main_toolbar.add_separator();
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main_toolbar.add_action(zoom_in_action);
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main_toolbar.add_action(reset_zoom_action);
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main_toolbar.add_action(zoom_out_action);
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auto menubar = GUI::Menubar::construct();
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auto& file_menu = menubar->add_menu("&File");
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file_menu.add_action(open_action);
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file_menu.add_action(delete_action);
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file_menu.add_separator();
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file_menu.add_action(quit_action);
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auto& image_menu = menubar->add_menu("&Image");
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image_menu.add_action(rotate_left_action);
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image_menu.add_action(rotate_right_action);
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image_menu.add_action(vertical_flip_action);
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image_menu.add_action(horizontal_flip_action);
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image_menu.add_separator();
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image_menu.add_action(desktop_wallpaper_action);
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auto& navigate_menu = menubar->add_menu("&Navigate");
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navigate_menu.add_action(go_first_action);
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navigate_menu.add_action(go_back_action);
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navigate_menu.add_action(go_forward_action);
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navigate_menu.add_action(go_last_action);
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auto& view_menu = menubar->add_menu("&View");
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view_menu.add_action(full_screen_action);
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view_menu.add_separator();
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view_menu.add_action(zoom_in_action);
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view_menu.add_action(reset_zoom_action);
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view_menu.add_action(zoom_out_action);
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view_menu.add_separator();
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view_menu.add_action(hide_show_toolbar_action);
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auto& help_menu = menubar->add_menu("&Help");
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help_menu.add_action(GUI::CommonActions::make_help_action([](auto&) {
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Desktop::Launcher::open(URL::create_with_file_protocol("/usr/share/man/man1/ImageViewer.md"), "/bin/Help");
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}));
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help_menu.add_action(GUI::CommonActions::make_about_action("Image Viewer", app_icon, window));
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window->set_menubar(move(menubar));
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if (path != nullptr) {
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widget.load_from_file(path);
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} else {
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widget.clear();
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}
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window->show();
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return app->exec();
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}
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