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MontaukOS/programs/src/desktop/panel.cpp
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/*
* panel.cpp
* Panel bar, app menu, and network popup drawing
* Copyright (c) 2026 Daniel Hammer
*/
#include "desktop_internal.hpp"
#include <gui/mtk/theme.hpp>
void gui::desktop_draw_panel(DesktopState* ds) {
Framebuffer& fb = ds->fb;
int sw = ds->screen_w;
// Panel gradient background (slightly lighter at top).
// Saturating add so light panel colors don't wrap around to dark via uint8_t overflow.
Color pc = ds->settings.panel_color;
for (int y = 0; y < PANEL_HEIGHT; y++) {
int t = y * 255 / PANEL_HEIGHT;
int delta = 10 - t * 10 / 255;
int r = (int)pc.r + delta; if (r > 255) r = 255;
int g = (int)pc.g + delta; if (g > 255) g = 255;
int b = (int)pc.b + delta; if (b > 255) b = 255;
fb.fill_rect(0, y, sw, 1, Color::from_rgb((uint8_t)r, (uint8_t)g, (uint8_t)b));
}
// Bottom highlight line (skip when wallpaper is set — the white bleeds through)
if (!ds->settings.bg_image) {
fb.fill_rect(0, PANEL_HEIGHT - 1, sw, 1, Color::from_rgba(0xFF, 0xFF, 0xFF, 0x10));
}
// App menu button (left side)
int btn_x = 4;
int btn_y = 2;
int btn_w = 28;
int btn_h = 28;
if (ds->icon_appmenu.pixels) {
int ix = btn_x + (btn_w - ds->icon_appmenu.width) / 2;
int iy = btn_y + (btn_h - ds->icon_appmenu.height) / 2;
fb.blit_alpha(ix, iy, ds->icon_appmenu.width, ds->icon_appmenu.height, ds->icon_appmenu.pixels);
} else {
for (int gr = 0; gr < 3; gr++) {
for (int gc = 0; gc < 3; gc++) {
int dx = btn_x + 6 + gc * 6;
int dy = btn_y + 6 + gr * 6;
fb.fill_rect(dx, dy, 3, 3, colors::PANEL_TEXT);
}
}
}
// Window indicator pills (center area)
int indicator_x = 40;
for (int i = 0; i < ds->window_count; i++) {
Window* win = &ds->windows[i];
if (win->state == WIN_CLOSED) continue;
int tw = text_width(win->title);
int pad = 12;
int iw = tw + pad * 2;
if (iw > 150) iw = 150;
// Pre-blended indicator pill colors (opaque, blended against PANEL_BG)
Color pill_bg = (i == ds->focused_window)
? colors::PANEL_INDICATOR_ACTIVE
: colors::PANEL_INDICATOR_INACTIVE;
fill_rounded_rect(fb, indicator_x, 4, iw, 24, 6, pill_bg);
// Active window accent underline bar
if (i == ds->focused_window) {
fb.fill_rect(indicator_x + 4, 26, iw - 8, 2, ds->settings.accent_color);
}
// Truncate title if too long
char short_title[20];
montauk::strncpy(short_title, win->title, 18);
int tx = indicator_x + pad;
int ty = 4 + (24 - system_font_height()) / 2;
draw_text(fb, tx, ty, short_title, colors::PANEL_TEXT);
indicator_x += iw + 4;
}
// Date + Clock (right side)
montauk::abi::DateTime dt;
montauk::gettime(&dt);
char clock_str[12];
if (ds->settings.clock_24h) {
snprintf(clock_str, sizeof(clock_str), "%02d:%02d", (int)dt.Hour, (int)dt.Minute);
} else {
int h12 = (int)dt.Hour % 12;
if (h12 == 0) h12 = 12;
const char* ampm = dt.Hour < 12 ? "AM" : "PM";
snprintf(clock_str, sizeof(clock_str), "%d:%02d %s", h12, (int)dt.Minute, ampm);
}
int clock_w = text_width(clock_str);
int clock_x = sw - clock_w - 12;
int clock_y = (PANEL_HEIGHT - system_font_height()) / 2;
draw_text(fb, clock_x, clock_y, clock_str, colors::PANEL_TEXT);
// Date before clock
char date_str[12];
int month_idx = dt.Month > 0 && dt.Month <= 12 ? dt.Month - 1 : 0;
snprintf(date_str, sizeof(date_str), "%s %d", month_names[month_idx], (int)dt.Day);
int date_w = text_width(date_str);
int date_x = clock_x - date_w - 10;
draw_text(fb, date_x, clock_y, date_str, colors::PANEL_TEXT);
// Volume icon (to the left of the date)
int vol_icon_x = date_x - 16 - 12;
int vol_icon_y = (PANEL_HEIGHT - 16) / 2;
ds->vol_icon_rect = {vol_icon_x, vol_icon_y, 16, 16};
if (ds->icon_volume.pixels) {
if (ds->vol_muted) {
// Tint red-ish when muted
uint32_t* src = ds->icon_volume.pixels;
int npx = 16 * 16;
uint32_t tinted[256];
for (int p = 0; p < npx; p++) {
uint32_t px = src[p];
uint8_t a = (px >> 24) & 0xFF;
tinted[p] = ((uint32_t)a << 24) | 0x00CC3333;
}
fb.blit_alpha(vol_icon_x, vol_icon_y, 16, 16, tinted);
} else {
fb.blit_alpha(vol_icon_x, vol_icon_y, ds->icon_volume.width, ds->icon_volume.height, ds->icon_volume.pixels);
}
}
// Network icon (to the left of the volume icon)
int net_icon_x = vol_icon_x - 16 - 10;
int net_icon_y = (PANEL_HEIGHT - 16) / 2;
ds->net_icon_rect = {net_icon_x, net_icon_y, 16, 16};
if (ds->icon_network.pixels) {
if (ds->cached_net_cfg.ipAddress == 0) {
uint32_t* src = ds->icon_network.pixels;
int npx = 16 * 16;
uint32_t tinted[256];
for (int p = 0; p < npx; p++) {
uint32_t px = src[p];
uint8_t a = (px >> 24) & 0xFF;
tinted[p] = ((uint32_t)a << 24) | 0x004444CC;
}
fb.blit_alpha(net_icon_x, net_icon_y, 16, 16, tinted);
} else {
fb.blit_alpha(net_icon_x, net_icon_y, ds->icon_network.width, ds->icon_network.height, ds->icon_network.pixels);
}
}
}
// ============================================================================
// App Menu
// ============================================================================
void desktop_draw_app_menu(DesktopState* ds) {
Framebuffer& fb = ds->fb;
int menu_x = 4;
int menu_y = PANEL_HEIGHT + 2;
int menu_h = menu_total_height();
// Menu shadow
draw_shadow(fb, menu_x, menu_y, MENU_W, menu_h, 4, colors::SHADOW);
// Menu background with rounded corners
fill_rounded_rect(fb, menu_x, menu_y, MENU_W, menu_h, 8, colors::MENU_BG);
draw_rect(fb, menu_x, menu_y, MENU_W, menu_h, colors::BORDER);
int mx = ds->mouse.x;
int my = ds->mouse.y;
int iy = menu_y + 5;
int cur_cat = -1;
for (int i = 0; i < menu_row_count; i++) {
const MenuRow& row = menu_rows[i];
if (row.is_category) cur_cat++;
if (!menu_row_visible(i)) continue;
int row_h = menu_row_height(row);
if (row.is_category) {
// Separator line above (except first category)
if (i > 0) {
for (int sx = menu_x + 8; sx < menu_x + MENU_W - 8; sx++)
fb.put_pixel(sx, iy + 1, colors::BORDER);
}
// Category header with hover + expand/collapse indicator
if (row.label[0]) {
Rect cat_rect = {menu_x + 4, iy, MENU_W - 8, row_h};
bool hovered = cat_rect.contains(mx, my);
if (hovered)
fill_rounded_rect(fb, cat_rect.x, cat_rect.y, cat_rect.w, cat_rect.h, 4,
Color::from_rgb(0xE8, 0xE8, 0xE8));
// Arrow indicator: > for collapsed, v for expanded
bool expanded = (cur_cat >= 0 && cur_cat < MENU_NUM_CATS) && menu_cat_expanded[cur_cat];
int ax = menu_x + 10;
int ay = iy + row_h / 2;
Color arrow_color = Color::from_rgb(0x88, 0x88, 0x88);
if (expanded) {
// Down arrow (v shape)
for (int d = 0; d < 4; d++) {
fb.put_pixel(ax + d, ay - 2 + d, arrow_color);
fb.put_pixel(ax + d + 1, ay - 2 + d, arrow_color);
fb.put_pixel(ax + 7 - d, ay - 2 + d, arrow_color);
fb.put_pixel(ax + 6 - d, ay - 2 + d, arrow_color);
}
} else {
// Right arrow (> shape)
for (int d = 0; d < 4; d++) {
fb.put_pixel(ax + d, ay - 3 + d, arrow_color);
fb.put_pixel(ax + d, ay - 3 + d + 1, arrow_color);
fb.put_pixel(ax + d, ay + 3 - d, arrow_color);
fb.put_pixel(ax + d, ay + 3 - d - 1, arrow_color);
}
}
int tx = menu_x + 24;
int ty = iy + (row_h - system_font_height()) / 2;
draw_text(fb, tx, ty, row.label, Color::from_rgb(0x66, 0x66, 0x66));
}
} else {
Rect item_rect = {menu_x + 4, iy, MENU_W - 8, row_h};
// Hover highlight
if (item_rect.contains(mx, my)) {
fill_rounded_rect(fb, item_rect.x, item_rect.y, item_rect.w, item_rect.h, 4, gui::mtk::accent_hover_tint(ds->settings.accent_color));
}
// Icon
int icon_x = item_rect.x + 8;
int icon_y = item_rect.y + (row_h - 20) / 2;
if (row.icon && row.icon->pixels) {
fb.blit_alpha(icon_x, icon_y, row.icon->width, row.icon->height, row.icon->pixels);
}
// Label
int tx = icon_x + 28;
int ty = item_rect.y + (row_h - system_font_height()) / 2;
draw_text(fb, tx, ty, row.label, colors::TEXT_COLOR);
}
iy += row_h;
}
}
// ============================================================================
// Network Popup
// ============================================================================
void desktop_draw_net_popup(DesktopState* ds) {
Framebuffer& fb = ds->fb;
montauk::abi::NetCfg& nc = ds->cached_net_cfg;
bool connected = nc.ipAddress != 0;
int popup_w = 220;
int fh = system_font_height();
int row_h = fh + 8;
int header_h = row_h + 8; // title + status row + padding
int body_rows = 5; // IP, Subnet, Gateway, DNS, MAC
int popup_h = header_h + row_h * body_rows + 12;
int popup_x = ds->net_icon_rect.x + ds->net_icon_rect.w - popup_w;
int popup_y = PANEL_HEIGHT + 2;
if (popup_x < 4) popup_x = 4;
draw_shadow(fb, popup_x, popup_y, popup_w, popup_h, 4, colors::SHADOW);
fill_rounded_rect(fb, popup_x, popup_y, popup_w, popup_h, 8, colors::MENU_BG);
draw_rect(fb, popup_x, popup_y, popup_w, popup_h, colors::BORDER);
int lx = popup_x + 14;
int ty = popup_y + 10;
// Header: "Ethernet" + status dot
draw_text(fb, lx, ty, "Ethernet", colors::TEXT_COLOR);
// Status dot + label (right-aligned in header)
Color dot_color = connected
? Color::from_rgb(0x4C, 0xAF, 0x50) // green
: Color::from_rgb(0xCC, 0x33, 0x33); // red
const char* status_str = connected ? "Connected" : "Disconnected";
int sw = text_width(status_str);
int dot_r = 4;
int status_x = popup_x + popup_w - 14 - sw;
int dot_x = status_x - dot_r * 2 - 5;
int dot_cy = ty + fh / 2;
for (int dy = -dot_r; dy <= dot_r; dy++)
for (int dx = -dot_r; dx <= dot_r; dx++)
if (dx * dx + dy * dy <= dot_r * dot_r)
fb.put_pixel(dot_x + dot_r + dx, dot_cy + dy, dot_color);
Color dim = Color::from_rgb(0x66, 0x66, 0x66);
draw_text(fb, status_x, ty, status_str, dim);
ty += row_h + 2;
// Separator line
for (int sx = popup_x + 10; sx < popup_x + popup_w - 10; sx++)
fb.put_pixel(sx, ty, colors::BORDER);
ty += 6;
// Body rows: label (dim) + value (dark), two-column
int val_x = popup_x + 76; // fixed column for values
struct NetRow { const char* label; char value[24]; };
NetRow rows[5];
rows[0].label = "IP";
if (connected) format_ip(rows[0].value, nc.ipAddress);
else montauk::strcpy(rows[0].value, "0.0.0.0");
rows[1].label = "Subnet";
format_ip(rows[1].value, nc.subnetMask);
rows[2].label = "Gateway";
format_ip(rows[2].value, nc.gateway);
rows[3].label = "DNS";
format_ip(rows[3].value, nc.dnsServer);
rows[4].label = "MAC";
format_mac(rows[4].value, nc.macAddress);
for (int i = 0; i < body_rows; i++) {
draw_text(fb, lx, ty, rows[i].label, dim);
draw_text(fb, val_x, ty, rows[i].value, colors::TEXT_COLOR);
ty += row_h;
}
}
// ============================================================================
// Volume Popup
// ============================================================================
static constexpr int VOL_POPUP_W = 200;
static constexpr int VOL_POPUP_H = 120;
static constexpr int VOL_SLIDER_X = 16;
static constexpr int VOL_SLIDER_W = VOL_POPUP_W - 32;
static constexpr int VOL_SLIDER_H = 8;
static constexpr int VOL_KNOB_R = 8;
void desktop_draw_vol_popup(DesktopState* ds) {
Framebuffer& fb = ds->fb;
int popup_x = ds->vol_icon_rect.x + ds->vol_icon_rect.w - VOL_POPUP_W;
int popup_y = PANEL_HEIGHT + 2;
if (popup_x < 4) popup_x = 4;
draw_shadow(fb, popup_x, popup_y, VOL_POPUP_W, VOL_POPUP_H, 4, colors::SHADOW);
fill_rounded_rect(fb, popup_x, popup_y, VOL_POPUP_W, VOL_POPUP_H, 8, colors::MENU_BG);
draw_rect(fb, popup_x, popup_y, VOL_POPUP_W, VOL_POPUP_H, colors::BORDER);
int display_vol = ds->vol_muted ? 0 : ds->vol_level;
// Volume percentage label
char vol_str[8];
snprintf(vol_str, sizeof(vol_str), "%d%%", display_vol);
int vw = text_width(vol_str);
Color vol_color = ds->vol_muted ? Color::from_rgb(0xCC, 0x33, 0x33) : ds->settings.accent_color;
draw_text(fb, popup_x + (VOL_POPUP_W - vw) / 2, popup_y + 12, vol_str, vol_color);
// "Muted" sub-label
if (ds->vol_muted) {
const char* ml = "Muted";
int mw = text_width(ml);
draw_text(fb, popup_x + (VOL_POPUP_W - mw) / 2,
popup_y + 12 + system_font_height() + 2, ml,
Color::from_rgb(0xCC, 0x33, 0x33));
}
// Slider track
int slider_abs_x = popup_x + VOL_SLIDER_X;
int slider_abs_y = popup_y + 56;
fill_rounded_rect(fb, slider_abs_x, slider_abs_y, VOL_SLIDER_W, VOL_SLIDER_H, 4,
Color::from_rgb(0xDD, 0xDD, 0xDD));
// Filled portion
int fill_w = (display_vol * VOL_SLIDER_W) / 100;
if (fill_w > 0)
fill_rounded_rect(fb, slider_abs_x, slider_abs_y, fill_w, VOL_SLIDER_H, 4,
ds->settings.accent_color);
// Knob
int knob_cx = slider_abs_x + fill_w;
int knob_cy = slider_abs_y + VOL_SLIDER_H / 2;
// Draw filled circle for knob
for (int dy = -VOL_KNOB_R; dy <= VOL_KNOB_R; dy++) {
for (int dx = -VOL_KNOB_R; dx <= VOL_KNOB_R; dx++) {
if (dx * dx + dy * dy <= VOL_KNOB_R * VOL_KNOB_R) {
int px = knob_cx + dx;
int py = knob_cy + dy;
if (px >= 0 && px < ds->screen_w && py >= 0 && py < ds->screen_h)
fb.put_pixel(px, py, ds->settings.accent_color);
}
}
}
// White center
int inner_r = VOL_KNOB_R - 3;
for (int dy = -inner_r; dy <= inner_r; dy++) {
for (int dx = -inner_r; dx <= inner_r; dx++) {
if (dx * dx + dy * dy <= inner_r * inner_r) {
int px = knob_cx + dx;
int py = knob_cy + dy;
if (px >= 0 && px < ds->screen_w && py >= 0 && py < ds->screen_h)
fb.put_pixel(px, py, Color::from_rgb(0xFF, 0xFF, 0xFF));
}
}
}
// Buttons: [-] [+] [Mute]
int btn_h = 24;
int btn_y = popup_y + 78;
int btn_rad = 6;
int minus_w = 36;
int plus_w = 36;
int mute_w = 50;
int gap = 8;
int total_w = minus_w + plus_w + mute_w + gap * 2;
int bx = popup_x + (VOL_POPUP_W - total_w) / 2;
int mmx = ds->mouse.x;
int mmy = ds->mouse.y;
// [-] button
Color minus_bg = Color::from_rgb(0xE0, 0xE0, 0xE0);
Rect minus_r = {bx, btn_y, minus_w, btn_h};
if (minus_r.contains(mmx, mmy)) minus_bg = Color::from_rgb(0xD0, 0xD0, 0xD0);
fill_rounded_rect(fb, bx, btn_y, minus_w, btn_h, btn_rad, minus_bg);
int tw = text_width("-");
draw_text(fb, bx + (minus_w - tw) / 2, btn_y + (btn_h - system_font_height()) / 2, "-", colors::TEXT_COLOR);
bx += minus_w + gap;
// [+] button
Color plus_bg = Color::from_rgb(0xE0, 0xE0, 0xE0);
Rect plus_r = {bx, btn_y, plus_w, btn_h};
if (plus_r.contains(mmx, mmy)) plus_bg = Color::from_rgb(0xD0, 0xD0, 0xD0);
fill_rounded_rect(fb, bx, btn_y, plus_w, btn_h, btn_rad, plus_bg);
tw = text_width("+");
draw_text(fb, bx + (plus_w - tw) / 2, btn_y + (btn_h - system_font_height()) / 2, "+", colors::TEXT_COLOR);
bx += plus_w + gap;
// [Mute] button
Color mute_bg = ds->vol_muted ? Color::from_rgb(0xCC, 0x33, 0x33) : Color::from_rgb(0xE0, 0xE0, 0xE0);
Color mute_fg = ds->vol_muted ? Color::from_rgb(0xFF, 0xFF, 0xFF) : colors::TEXT_COLOR;
Rect mute_r = {bx, btn_y, mute_w, btn_h};
if (mute_r.contains(mmx, mmy)) {
if (ds->vol_muted) mute_bg = Color::from_rgb(0xAA, 0x22, 0x22);
else mute_bg = Color::from_rgb(0xD0, 0xD0, 0xD0);
}
fill_rounded_rect(fb, bx, btn_y, mute_w, btn_h, btn_rad, mute_bg);
tw = text_width("Mute");
draw_text(fb, bx + (mute_w - tw) / 2, btn_y + (btn_h - system_font_height()) / 2, "Mute", mute_fg);
}
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