import { ComboBox, ScrollView } from "std-widgets.slint";
import { FontAwesomeIcons, IconButton, PrimaryButton, ImGuiLineStyle, ImGuiFontStyle } from "common.slint";

export struct StreamTab {
    remote-id: string,
    title: string,
    connected: bool,
}

export struct FileTransferEntry {
    name: string,
    status: string,
    progress: float,
    speed: string,
    size: string,
}

export struct NetworkStatsRow {
    label: string,
    inbound: string,
    outbound: string,
    loss-rate: string,
}

export global StreamStrings {
    in-out property <string> select-display: "Select Display";
    in-out property <string> send-shortcut: "Send Shortcut";
    in-out property <string> control-mouse: "Control Mouse";
    in-out property <string> release-mouse: "Release Mouse";
    in-out property <string> audio: "Audio Capture";
    in-out property <string> mute: "Mute";
    in-out property <string> select-file: "Select File to Send";
    in-out property <string> show-stats: "Show Net Traffic Stats";
    in-out property <string> hide-stats: "Hide Net Traffic Stats";
    in-out property <string> fullscreen: "Fullscreen";
    in-out property <string> exit-fullscreen: "Exit fullscreen";
    in-out property <string> disconnect: "Disconnect";
    in-out property <string> file-transfer: "File Transfer Progress";
    in-out property <string> expand-control: "Expand Control Bar";
    in-out property <string> collapse-control: "Collapse Control Bar";
    in-out property <string> stats-in: "In";
    in-out property <string> stats-out: "Out";
    in-out property <string> stats-loss-rate: "Loss Rate";
    in-out property <string> stats-resolution: "Res";
    in-out property <string> stats-connection-mode: "Mode";
}

// The legacy ImGui control bar uses 24px buttons with Font Awesome rendered
// at half of the 32px atlas size.  Keep this local to the stream window: the
// shared IconButton is intentionally larger and is used by the other windows.
component ControlBarButton inherits Rectangle {
    in property <string> icon;
    in property <string> badge: "";
    in property <string> tooltip: "";
    in property <bool> selected: false;
    in property <bool> slashed: false;
    in property <length> icon-size: 16px;
    callback clicked;

    width: 24px;
    height: 24px;
    background: touch.pressed ? #0f87fa
                              : touch.has-hover ? #4296fa
                                                : root.selected ? #4296fa : #4296fa66;
    border-radius: 3px;

    Text {
        text: root.icon;
        color: #24272d;
        font-family: "Font Awesome 6 Free";
        font-weight: 900;
        font-size: root.icon-size;
        horizontal-alignment: center;
        vertical-alignment: center;
    }

    // Draw the selected display number over the center of the monitor glyph.
    if root.badge != "": Text {
        // Use the rendered badge size so one- and multi-digit IDs share the
        // exact horizontal and vertical center of the button.
        x: (parent.width - self.preferred-width) / 2 + 0.5px;
        y: (parent.height - self.preferred-height) / 2 - 0.5px;
        text: root.badge;
        color: black;
        font-size: 11px;
    }

    // Match the two offset diagonal strokes used by the ImGui mouse/audio
    // disabled state instead of covering the glyph with a full-width slash.
    if root.slashed: Rectangle {
        x: 11px;
        y: 0px;
        width: 2px;
        height: 24px;
        background: black;
        transform-rotation: -45deg;
    }
    if root.slashed: Rectangle {
        x: 9.5px;
        y: 1.5px;
        width: 2px;
        height: 24px;
        background: touch.has-hover ? #4296fa : #b3d5fd;
        transform-rotation: -45deg;
    }

    touch := TouchArea {
        clicked => { root.clicked(); }
    }
}

export component StreamWindow inherits Window {
    title: "CrossDesk";
    preferred-width: 1280px;
    preferred-height: 720px + (root.custom-titlebar ? 32px : 0px);
    min-width: 640px;
    min-height: 360px + (root.custom-titlebar ? 32px : 0px);
    no-frame: root.custom-titlebar;
    background: root.custom-titlebar ? transparent : black;
    default-font-size: ImGuiFontStyle.base;

    in property <bool> custom-titlebar: false;
    in property <bool> window-active: true;
    in property <bool> window-maximized: false;
    in property <[StreamTab]> tabs;
    in-out property <int> selected-tab: 0;
    in property <image> frame;
    in property <bool> has-frame: false;
    in property <string> status-text: "";
    in property <string> receiving-text: "";
    in property <[string]> displays;
    in-out property <int> selected-display: 0;
    in property <bool> mouse-control-enabled: true;
    in property <bool> audio-enabled: true;
    in property <bool> srtp-enabled: false;
    in property <bool> fullscreen-enabled: false;
    in property <bool> stats-visible: false;
    in property <[NetworkStatsRow]> stats-rows;
    in property <string> stats-fps: "0";
    in property <string> stats-resolution: "";
    in property <string> stats-connection-mode: "";
    in property <bool> file-transfer-visible: false;
    in property <[FileTransferEntry]> file-transfers;

    callback select-tab(int);
    callback reorder-tab(int, length, length);
    callback close-tab(string);
    callback switch-display(int);
    callback send-shortcut(string);
    callback toggle-mouse-control;
    callback toggle-audio;
    callback select-file;
    callback close-file-transfer;
    pure callback can-drop-file(data-transfer) -> bool;
    callback file-dropped(data-transfer);
    callback toggle-stats;
    callback toggle-fullscreen;
    callback disconnect;
    callback stream-title-drag(int, length, length);
    callback minimize-stream-window;
    callback toggle-maximize-stream-window;
    callback close-stream-window;
    callback pointer-input(PointerEventButton, PointerEventKind, length, length);
    callback scroll-input(length, length, length, length);
    callback key-input(string, bool, bool, bool, bool, bool);

    private property <bool> control-expanded: true;
    private property <bool> display-menu-open: false;
    private property <bool> shortcut-menu-open: false;
    private property <bool> control-docked-left: true;
    private property <bool> control-dragging: false;
    private property <length> control-drag-x: 0px;
    // Start flush against the title/tab strip. This remains mutable so a
    // manually dragged control bar keeps its chosen vertical position.
    private property <length> control-pos-y: 0px;
    private property <length> control-press-x: 0px;
    private property <length> control-press-y: 0px;
    private property <int> dragging-tab: -1;
    private property <length> titlebar-height:
        root.custom-titlebar && !root.fullscreen-enabled ? 32px : 0px;
    private property <length> window-corner-radius: 12px;
    callback begin-control-drag(length, length);
    callback move-control-drag(length, length);
    callback end-control-drag;

    begin-control-drag(press-x, press-y) => {
        // Capture the snapped position before switching x to control-drag-x.
        // Otherwise a second press briefly restores the previous drag target
        // and makes a plain click move the control bar.
        let current-x = control.x;
        let current-y = control.y;
        root.control-drag-x = current-x;
        // Store the pointer offset in the control bar, while all following
        // pointer positions remain relative to the stationary video surface.
        root.control-press-x = press-x - current-x;
        root.control-press-y = press-y - current-y;
        root.display-menu-open = false;
        root.shortcut-menu-open = false;
        root.control-dragging = true;
    }
    move-control-drag(pointer-x, pointer-y) => {
        if root.control-dragging {
            root.control-drag-x = min(max(0px, pointer-x - root.control-press-x), video.width - control.width);
            root.control-pos-y = min(max(0px, pointer-y - root.control-press-y), video.height - control.height);
        }
    }
    end-control-drag() => {
        if root.control-dragging {
            root.control-docked-left = root.control-drag-x + control.width / 2 < video.width / 2;
            root.control-pos-y = min(max(0px, control.y), video.height - control.height);
            root.control-dragging = false;
        }
    }

    window-surface := Rectangle {
        width: root.width;
        height: root.height;
        background: black;
        border-radius:
            root.custom-titlebar && !root.fullscreen-enabled && !root.window-maximized
                ? root.window-corner-radius : 0px;
        clip: root.custom-titlebar && !root.fullscreen-enabled;

        if root.custom-titlebar && !root.fullscreen-enabled: Rectangle {
            x: 0px;
            y: 0px;
            width: parent.width;
            height: root.titlebar-height;
            background: #f6f5f4;
            z: 100;

            Text {
                x: 120px;
                width: parent.width - 240px;
                height: parent.height;
                text: "CrossDesk";
                color: root.window-active ? #3d3d3d : #747474;
                font-size: 12px;
                font-weight: 600;
                horizontal-alignment: center;
                vertical-alignment: center;
                overflow: elide;
            }
            stream-title-drag-area := TouchArea {
                width: parent.width - 120px;
                property <int> phase: self.pressed ? 1 : 0;
                changed phase => {
                    root.stream-title-drag(phase, self.mouse-x, self.mouse-y);
                }
                moved => {
                    if (self.pressed) {
                        root.stream-title-drag(2, self.mouse-x, self.mouse-y);
                    }
                }
                double-clicked => {
                    root.toggle-maximize-stream-window();
                }
            }
            stream-minimize-button := Rectangle {
                x: parent.width - 114px;
                y: 4px;
                width: 24px;
                height: 24px;
                border-radius: 12px;
                background: stream-minimize-touch.pressed ? #c0bfbc
                          : stream-minimize-touch.has-hover ? #deddda
                          : root.window-active ? #e6e6e6
                                               : transparent;
                accessible-role: button;
                accessible-label: "Minimize";
                accessible-action-default => { stream-minimize-touch.clicked(); }
                Rectangle {
                    x: 8px;
                    y: 13px;
                    width: 8px;
                    height: 0.75px;
                    background: root.window-active
                        || stream-minimize-touch.has-hover
                        || stream-minimize-touch.pressed ? #454545 : #898989;
                }
                stream-minimize-touch := TouchArea {
                    clicked => { root.minimize-stream-window(); }
                }
            }
            stream-maximize-button := Rectangle {
                x: parent.width - 74px;
                y: 4px;
                width: 24px;
                height: 24px;
                border-radius: 12px;
                background: stream-maximize-touch.pressed ? #c0bfbc
                          : stream-maximize-touch.has-hover ? #deddda
                          : root.window-active ? #e6e6e6
                                               : transparent;
                accessible-role: button;
                accessible-label: root.window-maximized ? "Restore" : "Maximize";
                accessible-action-default => { stream-maximize-touch.clicked(); }
                if !root.window-maximized: Rectangle {
                    x: 8px;
                    y: 8px;
                    width: 8px;
                    height: 8px;
                    background: transparent;
                    border-width: 1px;
                    border-color: root.window-active
                        || stream-maximize-touch.has-hover
                        || stream-maximize-touch.pressed ? #454545 : #898989;
                }
                if root.window-maximized: Rectangle {
                    x: 9px;
                    y: 7px;
                    width: 8px;
                    height: 8px;
                    background: transparent;
                    border-width: 1px;
                    border-color: root.window-active
                        || stream-maximize-touch.has-hover
                        || stream-maximize-touch.pressed ? #454545 : #898989;
                }
                if root.window-maximized: Rectangle {
                    x: 7px;
                    y: 9px;
                    width: 8px;
                    height: 8px;
                    background: stream-maximize-button.background;
                    border-width: 1px;
                    border-color: root.window-active
                        || stream-maximize-touch.has-hover
                        || stream-maximize-touch.pressed ? #454545 : #898989;
                }
                stream-maximize-touch := TouchArea {
                    clicked => { root.toggle-maximize-stream-window(); }
                }
            }
            stream-close-button := Rectangle {
                x: parent.width - 34px;
                y: 4px;
                width: 24px;
                height: 24px;
                border-radius: 12px;
                background: stream-close-touch.pressed ? #b2161d
                          : stream-close-touch.has-hover ? #e01b24
                          : root.window-active ? #e6e6e6
                                               : transparent;
                accessible-role: button;
                accessible-label: "Close";
                accessible-action-default => { stream-close-touch.clicked(); }
                Path {
                    width: parent.width;
                    height: parent.height;
                    viewbox-width: 24;
                    viewbox-height: 24;
                    commands: "M 14.75 14.75 L 8.25 8.25 M 14.75 8.25 L 8.25 14.75";
                    stroke: stream-close-touch.has-hover
                        || stream-close-touch.pressed ? white
                        : root.window-active ? #454545 : #898989;
                    stroke-width: 1px;
                }
                stream-close-touch := TouchArea {
                    clicked => { root.close-stream-window(); }
                }
            }
            Rectangle {
                y: parent.height - 1px;
                height: 1px;
                background: #d5d3d0;
            }
        }

        content-layer := Rectangle {
            y: root.titlebar-height;
            width: parent.width;
            height: parent.height - self.y;
            background: black;
            clip: true;

        // Keep the ImGui tab strip behavior, including pointer-drag reordering.
        Rectangle {
            y: 0px;
            height: root.tabs.length > 1 ? 30px : 0px;
            visible: !root.fullscreen-enabled && root.tabs.length > 1;
            background: #f1f2f4;
            z: 10;
            HorizontalLayout {
                spacing: 1px;
                for tab[index] in root.tabs: tab-item := Rectangle {
                    width: min(190px, max(110px, (parent.width - 12px) / root.tabs.length));
                    background: index == root.selected-tab ? white : tab-touch.has-hover || root.dragging-tab == index ? #e5e7eb : #d8dbe0;
                    border-width: root.dragging-tab == index ? 1px : 0px;
                    border-color: #2463c7;
                    Rectangle {
                        width: parent.width - 27px;
                        height: parent.height;
                        background: transparent;
                        if root.srtp-enabled: Text {
                            x: 0px;
                            width: 12px;
                            height: parent.height;
                            text: FontAwesomeIcons.shield-halved;
                            color: #30343b;
                            font-family: "Font Awesome 6 Free";
                            font-weight: 900;
                            font-size: ImGuiFontStyle.base;
                            horizontal-alignment: center;
                            vertical-alignment: center;
                        }
                        Text {
                            x: root.srtp-enabled ? 16px : 0px;
                            width: parent.width - self.x;
                            height: parent.height;
                            text: tab.title;
                            color: #30343b;
                            font-size: ImGuiFontStyle.base;
                            overflow: elide;
                            vertical-alignment: center;
                        }
                    }
                    Rectangle {
                        y: parent.height - 2px;
                        height: 2px;
                        background: index == root.selected-tab ? #3b82f6 : transparent;
                    }
                    tab-touch := TouchArea {
                        width: parent.width - 27px;
                        changed pressed => {
                            if (self.pressed) {
                                root.dragging-tab = index;
                            } else if (root.dragging-tab == index) {
                                root.reorder-tab(index, tab-item.x + self.mouse-x, tab-item.width);
                                root.dragging-tab = -1;
                            }
                        }
                        clicked => { root.selected-tab = index; root.select-tab(index); }
                    }
                    IconButton {
                        x: parent.width - 27px;
                        y: 1px;
                        width: 27px;
                        height: 27px;
                        z: 2;
                        icon: FontAwesomeIcons.xmark;
                        icon-size: 11px;
                        icon-color: #555c66;
                        danger: true;
                        clicked => { root.close-tab(tab.remote-id); }
                    }
                }
            }
        }

        video := Rectangle {
            y: root.fullscreen-enabled ? 0px : (root.tabs.length > 1 ? 30px : 0px);
            height: parent.height - self.y;
            background: black;
            clip: true;

            frame-image := Image {
                width: parent.width;
                height: parent.height;
                source: root.frame;
                image-fit: contain;
                visible: root.has-frame;
            }

            Text {
                // A connection state and the frame-waiting state may change in
                // the same UI tick. Render them through one text item so two
                // independent labels can never occupy the center together.
                visible: !root.has-frame && (root.receiving-text != "" || root.status-text != "");
                text: root.receiving-text != "" ? root.receiving-text : root.status-text;
                color: root.receiving-text != "" ? #ffffffea : white;
                font-size: root.receiving-text != "" ? 14px : ImGuiFontStyle.prominent;
                horizontal-alignment: center;
                vertical-alignment: center;
            }

            drop-zone := DropArea {
                can-drop(event) => {
                    return root.can-drop-file(event.data) ? DragAction.copy : DragAction.none;
                }
                dropped(event) => {
                    root.file-dropped(event.data);
                    return DragAction.copy;
                }
            }

            input-focus := FocusScope {
                focus-on-click: true;
                key-pressed(event) => {
                    root.key-input(event.text, true, event.modifiers.control, event.modifiers.alt, event.modifiers.shift, event.modifiers.meta);
                    accept
                }
                key-released(event) => {
                    root.key-input(event.text, false, event.modifiers.control, event.modifiers.alt, event.modifiers.shift, event.modifiers.meta);
                    accept
                }
                pointer := TouchArea {
                    pointer-event(event) => {
                        let over-control = self.mouse-x >= control.x
                            && self.mouse-x <= control.x + control.width
                            && self.mouse-y >= control.y
                            && self.mouse-y <= control.y + control.height;
                        if event.kind == PointerEventKind.down
                            && event.button == PointerEventButton.left
                            && over-control {
                            root.begin-control-drag(self.mouse-x, self.mouse-y);
                        } else if root.control-dragging
                            && (event.kind == PointerEventKind.up
                                || event.kind == PointerEventKind.cancel) {
                            root.end-control-drag();
                        } else if !root.control-dragging {
                            root.pointer-input(event.button, event.kind, self.mouse-x, self.mouse-y);
                        }
                    }
                    moved => {
                        if root.control-dragging {
                            root.move-control-drag(self.mouse-x, self.mouse-y);
                        }
                    }
                    scroll-event(event) => {
                        if self.mouse-x < control.x
                            || self.mouse-x > control.x + control.width
                            || self.mouse-y < control.y
                            || self.mouse-y > control.y + control.height {
                            root.scroll-input(event.delta-x, event.delta-y, self.mouse-x, self.mouse-y);
                        }
                        accept
                    }
                }
            }

            // Floating control bar, matching the original top-left overlay.
            control := Rectangle {
                x: root.control-dragging ? root.control-drag-x : root.control-docked-left ? 0px : parent.width - self.width;
                y: min(max(0px, root.control-pos-y), parent.height - self.height);
                width: root.control-expanded ? min(300px, parent.width) : 20px;
                height: root.stats-visible && root.control-expanded ? min(180px, parent.height) : 38px;
                background: white;
                border-width: 1px;
                border-color: ImGuiLineStyle.border;
                border-radius: 6px;
                z: 8;
                clip: true;
                // Keep width changes atomic. When docked right, animating both
                // x and the clip width can leave newly revealed buttons outside
                // Slint's damage region until they receive a hover repaint.
                animate height { duration: 60ms; easing: ease-out; }

                if root.control-expanded && !root.control-docked-left: Rectangle {
                    x: 31px; y: 12px; width: 2px; height: 15px;
                    background: ImGuiLineStyle.control-separator;
                }

                if root.control-expanded: display-button := ControlBarButton {
                    x: root.control-docked-left ? 9px : 42px; y: 7px;
                    icon: FontAwesomeIcons.display;
                    badge: root.selected-display + 1;
                    tooltip: StreamStrings.select-display;
                    clicked => { root.display-menu-open = !root.display-menu-open; root.shortcut-menu-open = false; }
                }
                if root.control-expanded: shortcut-button := ControlBarButton {
                    x: root.control-docked-left ? 41px : 74px; y: 7px;
                    icon: FontAwesomeIcons.keyboard; tooltip: StreamStrings.send-shortcut;
                    clicked => { root.shortcut-menu-open = !root.shortcut-menu-open; root.display-menu-open = false; }
                }
                if root.control-expanded: mouse-button := ControlBarButton {
                    x: root.control-docked-left ? 73px : 106px; y: 7px;
                    icon: FontAwesomeIcons.computer-mouse; slashed: !root.mouse-control-enabled;
                    tooltip: root.mouse-control-enabled ? StreamStrings.release-mouse : StreamStrings.control-mouse;
                    clicked => { root.toggle-mouse-control(); }
                }
                if root.control-expanded: audio-button := ControlBarButton {
                    x: root.control-docked-left ? 105px : 138px; y: 7px;
                    icon: FontAwesomeIcons.volume-high; slashed: !root.audio-enabled;
                    tooltip: root.audio-enabled ? StreamStrings.mute : StreamStrings.audio;
                    clicked => { root.toggle-audio(); }
                }
                if root.control-expanded: file-button := ControlBarButton {
                    x: root.control-docked-left ? 137px : 170px; y: 7px;
                    icon: FontAwesomeIcons.folder-open; tooltip: StreamStrings.select-file;
                    clicked => { root.select-file(); }
                }
                if root.control-expanded: stats-button := ControlBarButton {
                    x: root.control-docked-left ? 169px : 202px; y: 7px;
                    icon: FontAwesomeIcons.signal; selected: root.stats-visible;
                    tooltip: root.stats-visible ? StreamStrings.hide-stats : StreamStrings.show-stats;
                    clicked => { root.toggle-stats(); }
                }
                if root.control-expanded: fullscreen-button := ControlBarButton {
                    x: root.control-docked-left ? 201px : 234px; y: 7px;
                    icon: root.fullscreen-enabled ? FontAwesomeIcons.compress : FontAwesomeIcons.expand;
                    tooltip: root.fullscreen-enabled ? StreamStrings.exit-fullscreen : StreamStrings.fullscreen;
                    clicked => { root.toggle-fullscreen(); }
                }
                if root.control-expanded: close-button := ControlBarButton {
                    x: root.control-docked-left ? 233px : 266px; y: 7px;
                    icon: FontAwesomeIcons.xmark; tooltip: StreamStrings.disconnect;
                    clicked => { root.disconnect(); }
                }

                if root.control-expanded && root.control-docked-left: Rectangle {
                    x: 267px; y: 12px; width: 2px; height: 15px;
                    background: ImGuiLineStyle.control-separator;
                }
                collapse-button := ControlBarButton {
                    x: root.control-expanded ? (root.control-docked-left ? 275px : 10px) : 2px;
                    y: 7px;
                    width: 15px;
                    icon: root.control-expanded
                          ? (root.control-docked-left ? FontAwesomeIcons.angle-left : FontAwesomeIcons.angle-right)
                          : (root.control-docked-left ? FontAwesomeIcons.angle-right : FontAwesomeIcons.angle-left);
                    tooltip: root.control-expanded ? StreamStrings.collapse-control : StreamStrings.expand-control;
                    clicked => { root.control-expanded = !root.control-expanded; }
                }

                if root.stats-visible && root.control-expanded: stats-table := Rectangle {
                    x: 14px;
                    y: 38px;
                    width: parent.width - 28px;
                    height: 128px;
                    background: transparent;
                    private property <length> row-height: 16px;
                    private property <length> label-column-width: 60px;
                    private property <length> loss-column-width: 66px;
                    private property <length> value-column-width:
                        (self.width - self.label-column-width - self.loss-column-width) / 2;

                    Rectangle {
                        y: 0px;
                        height: 1px;
                        background: ImGuiLineStyle.border;
                    }

                    Rectangle {
                        y: 0px;
                        height: stats-table.row-height;
                        Text {
                            x: stats-table.label-column-width + 4px;
                            width: stats-table.value-column-width - 8px;
                            text: StreamStrings.stats-in;
                            color: #30343b;
                            font-size: ImGuiFontStyle.small;
                            vertical-alignment: center;
                        }
                        Text {
                            x: stats-table.label-column-width + stats-table.value-column-width + 4px;
                            width: stats-table.value-column-width - 8px;
                            text: StreamStrings.stats-out;
                            color: #30343b;
                            font-size: ImGuiFontStyle.small;
                            vertical-alignment: center;
                        }
                        Text {
                            x: stats-table.label-column-width + stats-table.value-column-width * 2 + 4px;
                            width: stats-table.loss-column-width - 8px;
                            text: StreamStrings.stats-loss-rate;
                            color: #30343b;
                            font-size: ImGuiFontStyle.small;
                            vertical-alignment: center;
                            overflow: elide;
                        }
                        Rectangle {
                            y: parent.height - 1px;
                            height: 1px;
                            background: ImGuiLineStyle.border;
                        }
                    }

                    for row[index] in root.stats-rows: Rectangle {
                        y: (index + 1) * stats-table.row-height;
                        height: stats-table.row-height;
                        Text {
                            x: 4px;
                            width: stats-table.label-column-width - 8px;
                            text: row.label;
                            color: #30343b;
                            font-size: ImGuiFontStyle.small;
                            vertical-alignment: center;
                        }
                        Text {
                            x: stats-table.label-column-width + 4px;
                            width: stats-table.value-column-width - 8px;
                            text: row.inbound;
                            color: #30343b;
                            font-size: ImGuiFontStyle.small;
                            vertical-alignment: center;
                            overflow: elide;
                        }
                        Text {
                            x: stats-table.label-column-width + stats-table.value-column-width + 4px;
                            width: stats-table.value-column-width - 8px;
                            text: row.outbound;
                            color: #30343b;
                            font-size: ImGuiFontStyle.small;
                            vertical-alignment: center;
                            overflow: elide;
                        }
                        Text {
                            x: stats-table.label-column-width + stats-table.value-column-width * 2 + 4px;
                            width: stats-table.loss-column-width - 8px;
                            text: row.loss-rate;
                            color: #30343b;
                            font-size: ImGuiFontStyle.small;
                            vertical-alignment: center;
                            overflow: elide;
                        }
                        Rectangle {
                            y: parent.height - 1px;
                            height: 1px;
                            background: ImGuiLineStyle.border;
                        }
                    }

                    for metric[index] in [
                        { label: "FPS:", value: root.stats-fps },
                        { label: StreamStrings.stats-resolution + ":", value: root.stats-resolution },
                        { label: StreamStrings.stats-connection-mode + ":", value: root.stats-connection-mode },
                    ]: Rectangle {
                        y: (index + 5) * stats-table.row-height;
                        height: stats-table.row-height;
                        Text {
                            x: 4px;
                            width: stats-table.label-column-width - 8px;
                            text: metric.label;
                            color: #30343b;
                            font-size: ImGuiFontStyle.small;
                            vertical-alignment: center;
                        }
                        Text {
                            x: stats-table.label-column-width + 4px;
                            width: stats-table.value-column-width - 8px;
                            text: metric.value;
                            color: #30343b;
                            font-size: ImGuiFontStyle.small;
                            vertical-alignment: center;
                            overflow: elide;
                        }
                        Rectangle {
                            y: parent.height - 1px;
                            height: 1px;
                            background: ImGuiLineStyle.border;
                        }
                    }
                }
            }

            if root.display-menu-open: Rectangle {
                x: control.x + (root.control-docked-left ? 9px : 42px); y: control.y + 40px; width: 180px; height: min(180px, root.displays.length * 30px + 8px);
                background: white; border-width: 1px; border-color: ImGuiLineStyle.border; border-radius: 5px; z: 11;
                VerticalLayout {
                    padding: 4px; spacing: 1px;
                    for display[index] in root.displays: Rectangle {
                        height: 29px;
                        background: display-touch.has-hover || index == root.selected-display ? #e8eef9 : transparent;
                        Text { x: 8px; text: display; color: #30343b; font-size: ImGuiFontStyle.body; vertical-alignment: center; }
                        display-touch := TouchArea { clicked => { root.selected-display = index; root.switch-display(index); root.display-menu-open = false; } }
                    }
                }
            }

            if root.shortcut-menu-open: Rectangle {
                x: control.x + (root.control-docked-left ? 41px : 74px); y: control.y + 40px; width: 150px; height: 68px;
                background: white; border-width: 1px; border-color: ImGuiLineStyle.border; border-radius: 5px; z: 11;
                VerticalLayout {
                    padding: 4px; spacing: 1px;
                    for shortcut in ["Ctrl+Alt+Del", "Win+L"]: Rectangle {
                        height: 29px; background: shortcut-touch.has-hover ? #e8eef9 : transparent;
                        Text { x: 8px; text: shortcut; color: #30343b; font-size: ImGuiFontStyle.body; vertical-alignment: center; }
                        shortcut-touch := TouchArea { clicked => { root.send-shortcut(shortcut); root.shortcut-menu-open = false; } }
                    }
                }
            }

            // Transfer progress overlay at bottom-left.
            if root.file-transfer-visible: Rectangle {
                x: 18px; y: parent.height - min(210px, parent.height * 0.35); width: min(430px, parent.width * 0.6); height: min(190px, parent.height * 0.32);
                background: #fffffff0; border-width: 1px; border-color: ImGuiLineStyle.border; border-radius: 6px; z: 7;
                Text { x: 12px; y: 8px; text: StreamStrings.file-transfer; color: #2d3138; font-weight: 600; }
                IconButton { x: parent.width - 32px; y: 1px; icon: FontAwesomeIcons.xmark; icon-size: 13px; clicked => { root.close-file-transfer(); } }
                ScrollView {
                    x: 10px; y: 32px; width: parent.width - 20px; height: parent.height - 42px;
                    VerticalLayout {
                        // Slint's ScrollView draws its vertical scrollbar over
                        // the viewport. Reserve a gutter so transfer content
                        // never extends underneath it.
                        padding-right: 16px;
                        spacing: 8px;
                        for entry in root.file-transfers: VerticalLayout {
                            spacing: 3px;
                            HorizontalLayout { height: 18px; Text { text: entry.name; color: #30343b; font-size: ImGuiFontStyle.body; overflow: elide; } Text { width: 80px; text: entry.status; color: #5c6470; font-size: ImGuiFontStyle.body; horizontal-alignment: right; } }
                            Rectangle {
                                height: 7px;
                                background: #dfe3e8;
                                border-radius: 3px;

                                Rectangle {
                                    x: 0px;
                                    y: 0px;
                                    width: parent.width * max(0, min(1, entry.progress));
                                    height: parent.height;
                                    background: #2463c7;
                                    border-radius: 3px;
                                }
                            }
                            HorizontalLayout {
                                height: 14px;
                                Text { text: round(entry.progress * 100) + "%  " + entry.speed; color: #6a717c; font-size: ImGuiFontStyle.small; }
                                Text { text: entry.size; color: #6a717c; font-size: ImGuiFontStyle.small; horizontal-alignment: right; }
                            }
                        }
                    }
                }
            }
        }
        }

        if root.custom-titlebar && !root.fullscreen-enabled: Rectangle {
            width: parent.width;
            height: parent.height;
            background: transparent;
            border-width: 1px;
            border-color: #aaa8a6;
            border-radius:
                root.window-maximized ? 0px : root.window-corner-radius;
            z: 200;
        }
    }
}