Method HelpWindow

src/HelpWindow.cpp:51–284

#endif

HelpWindow::HelpWindow(Widget* parent, weak_ptr<Ipc> weakIpc, function<void()> closeCallback) :
    Window{parent, "Help"}, mCloseCallback{closeCallback} {

    auto closeButton = new Button{button_panel(), "", FA_TIMES};
    closeButton->set_callback(mCloseCallback);

    static constexpr int WINDOW_WIDTH = 650;
    static constexpr int WINDOW_HEIGHT = 640;

    set_layout(new GroupLayout{});
    set_fixed_width(WINDOW_WIDTH);

    mTabWidget = new TabWidget{this};
    mTabWidget->set_fixed_height(WINDOW_HEIGHT);

    // Keybindings tab
    Widget* tmp = new Widget(mTabWidget);
    mScrollPanel = new VScrollPanel{tmp};
    mTabWidget->append_tab("Keybindings", tmp);

    Widget* shortcuts = new Widget(mScrollPanel);
    shortcuts->set_layout(new GroupLayout{});

    static constexpr auto addRow = [](Widget* current, string keys, string desc) {
        auto row = new Widget{current};
        row->set_layout(new BoxLayout{Orientation::Horizontal, Alignment::Fill, 0, 10});
        auto descWidget = new Label{row, desc, "sans"};
        descWidget->set_fixed_width(250);
        new Label{row, keys, "sans-bold"};
    };

    new Label{shortcuts, "Image loading", "sans-bold", 18};
    auto imageLoading = new Widget{shortcuts};
    imageLoading->set_layout(new BoxLayout{Orientation::Vertical, Alignment::Fill, 0, 0});

    addRow(imageLoading, COMMAND + "+O", "Open image");
    addRow(imageLoading, COMMAND + "+S", "Save view as image");
    addRow(imageLoading, COMMAND + "+R or F5", "Reload image");
    addRow(imageLoading, COMMAND + "+Shift+R or " + COMMAND + "+F5", "Reload all images");
    addRow(imageLoading, COMMAND + "+W", "Close image");
    addRow(imageLoading, COMMAND + "+Shift+W", "Close all images");
    addRow(imageLoading, COMMAND + "+C", "Copy image to clipboard");
    addRow(imageLoading, COMMAND + "+Shift+C", "Copy image's path to clipboard");
    addRow(imageLoading, COMMAND + "+V", "Paste image from clipboard");

    new Label{shortcuts, "Image options", "sans-bold", 18};
    auto imageSelection = new Widget{shortcuts};
    imageSelection->set_layout(new BoxLayout{Orientation::Vertical, Alignment::Fill, 0, 0});

    addRow(imageSelection, "Left Click", "Select hovered image");
    addRow(imageSelection, "1…9", "Select N-th image");
    addRow(imageSelection, "Down/Up or S/W or Ctrl+Tab/Ctrl+Shift+Tab", "Select next/previous image");
    addRow(imageSelection, "Home/End", "Select first/last image");
    addRow(imageSelection, "Space", "Toggle playback of images as video");

    addRow(imageSelection, "Click & Drag or H/J/K/L (+Shift/Ctrl)", "Translate image");
    addRow(imageSelection, "Click & Drag+C (hold)", "Crop image");
    addRow(imageSelection, "+/- or Scroll (+Shift/Ctrl)", "Zoom in/out of image");