feat: respect accent colors in more places in desktop

GNUmakefile

@@ -6,7 +6,7 @@ MAKEFLAGS += -rR
 ARCH := x86_64
 
 # Default user QEMU flags. These are appended to the QEMU command calls.
-QEMUFLAGS := -smp 32 -m 2G -d int -D qemu.log -no-reboot
+QEMUFLAGS := -smp 4 -m 2G -d int -D qemu.log -no-reboot
 
 override IMAGE_NAME := montauk-$(ARCH)
 

programs/include/gui/mtk/theme.hpp

@@ -7,6 +7,7 @@
 #pragma once
 
 #include "gui/gui.hpp"
+#include "gui/mtk/settings.hpp"
 
 namespace gui::mtk {
 
@@ -28,6 +29,16 @@ inline Color darken(Color c, uint8_t amount) {
     return mix(c, colors::BLACK, amount);
 }
 
+// Light selection/hover tint derived from the desktop accent. Returns the
+// canonical MENU_HOVER for the default blue accent so existing visuals are
+// preserved exactly; otherwise tints white with ~11% of the accent.
+inline Color accent_hover_tint(Color accent) {
+    if (accent.r == colors::ACCENT.r && accent.g == colors::ACCENT.g
+        && accent.b == colors::ACCENT.b)
+        return colors::MENU_HOVER;
+    return mix(colors::WHITE, accent, 28);
+}
+
 struct Theme {
     Color window_bg;
     Color surface;
@@ -69,7 +80,7 @@ struct Theme {
     int gap_lg;
 };
 
-inline Theme make_theme(Color accent = colors::ACCENT) {
+inline Theme make_theme(Color accent) {
     Theme theme {};
     theme.window_bg = colors::WINDOW_BG;
     theme.surface = Color::from_rgb(0xF5, 0xF5, 0xF5);
@@ -112,4 +123,11 @@ inline Theme make_theme(Color accent = colors::ACCENT) {
     return theme;
 }
 
+// Zero-arg overload pulls the accent from the desktop appearance settings, so
+// MTK widgets (buttons, menus, etc.) automatically pick up the user's chosen
+// accent without each caller having to plumb it through.
+inline Theme make_theme() {
+    return make_theme(load_system_accent());
+}
+
 } // namespace gui::mtk

programs/include/gui/mtk/widgets.hpp

@@ -221,7 +221,7 @@ inline void draw_context_menu(Canvas& c,
         Rect item = {menu.x + 2, menu.y + CONTEXT_MENU_PAD_Y + i * item_h,
                      menu.w - 4, item_h};
         if (state.hover == i)
-            c.fill_rect(item.x, item.y, item.w, item.h, colors::MENU_HOVER);
+            c.fill_rect(item.x, item.y, item.w, item.h, accent_hover_tint(theme.accent));
 
         Color label_color = items[i].enabled ? theme.text : theme.text_muted;
         context_menu_draw_label(c, menu.x + 12, item.y + (item.h - fh) / 2,

programs/src/bluetooth/main.cpp

@@ -94,7 +94,7 @@ static uint64_t g_status_time = 0;
 // ============================================================================
 
 static mtk::Theme bt_theme() {
-    mtk::Theme theme = mtk::make_theme(ACCENT);
+    mtk::Theme theme = mtk::make_theme();
     theme.window_bg = BG_COLOR;
     theme.surface = Color::from_rgb(0xF5, 0xF5, 0xF5);
     theme.surface_alt = Color::from_rgb(0xF8, 0xF8, 0xF8);
@@ -103,7 +103,6 @@ static mtk::Theme bt_theme() {
     theme.text = TEXT_COLOR;
     theme.text_muted = Color::from_rgb(0x88, 0x88, 0x88);
     theme.text_subtle = DIM_TEXT;
-    theme.selection = ACCENT;
     theme.accent_soft = ROW_HOVER;
     theme.danger = RED;
     theme.danger_hover = mtk::darken(RED, 18);

programs/src/desktop/apps/filemanager/render.cpp

@@ -8,6 +8,10 @@
 
 namespace filemanager {
 
+static Color selection_highlight(const DesktopState* ds) {
+    return gui::mtk::accent_hover_tint(ds ? ds->settings.accent_color : colors::ACCENT);
+}
+
 static bool label_break_char(char ch) {
     return ch == ' ' || ch == '-' || ch == '_' || ch == '/';
 }
@@ -308,7 +312,7 @@ void filemanager_on_draw(Window* win, Framebuffer& fb) {
                 int sh = gui_min(cell_y + row_h, c.h) - sy;
                 int sw = gui_min(FM_GRID_CELL_W, c.w - FM_SCROLLBAR_W - cell_x);
                 if (sh > 0 && sw > 0)
-                    c.fill_rect(cell_x, sy, sw, sh, colors::MENU_HOVER);
+                    c.fill_rect(cell_x, sy, sw, sh, selection_highlight(ds));
             }
 
             // Large icon centered horizontally
@@ -441,7 +445,7 @@ void filemanager_on_draw(Window* win, Framebuffer& fb) {
                 int sy = gui_max(iy, list_y);
                 int sh = gui_min(iy + FM_ITEM_H, c.h) - sy;
                 if (sh > 0)
-                    c.fill_rect(0, sy, c.w - FM_SCROLLBAR_W, sh, colors::MENU_HOVER);
+                    c.fill_rect(0, sy, c.w - FM_SCROLLBAR_W, sh, selection_highlight(fm->desktop));
             }
 
             // Icon (skip if it would bleed above the list area)
@@ -582,7 +586,7 @@ void filemanager_on_draw(Window* win, Framebuffer& fb) {
 
     // ---- Context menu overlay ----
     if (fm->ctx_open && fm->ctx_item_count > 0) {
-        mtk::Theme theme = mtk::make_theme(colors::ACCENT);
+        mtk::Theme theme = mtk::make_theme(fm->desktop ? fm->desktop->settings.accent_color : colors::ACCENT);
         theme.border = colors::BORDER;
         theme.text = colors::TEXT_COLOR;
 

programs/src/desktop/compose.cpp

@@ -5,6 +5,7 @@
 */
 
 #include "desktop_internal.hpp"
+#include <gui/mtk/theme.hpp>
 
 // ============================================================================
 // Lock Screen Drawing
@@ -304,7 +305,7 @@ void gui::desktop_compose(DesktopState* ds) {
                 Rect item_r = {cmx + 4, iy, CTX_MENU_W - 8, CTX_ITEM_H};
 
                 if (item_r.contains(mmx, mmy)) {
-                    fill_rounded_rect(fb, item_r.x, item_r.y, item_r.w, item_r.h, 4, colors::MENU_HOVER);
+                    fill_rounded_rect(fb, item_r.x, item_r.y, item_r.w, item_r.h, 4, gui::mtk::accent_hover_tint(ds->settings.accent_color));
                 }
 
                 int icon_x = item_r.x + 8;

programs/src/desktop/launcher.cpp

@@ -5,6 +5,7 @@
 */
 
 #include "desktop_internal.hpp"
+#include <gui/mtk/theme.hpp>
 
 static constexpr int LAUNCHER_W = 560;
 static constexpr int LAUNCHER_SEARCH_H = 52;
@@ -17,8 +18,22 @@ static constexpr int LAUNCHER_SPECIAL_FOLDER_COUNT = 6;
 
 static constexpr Color LAUNCHER_BORDER      = Color::from_rgb(0xD4, 0xDB, 0xE4);
 static constexpr Color LAUNCHER_FIELD_BG    = Color::from_rgb(0xFF, 0xFF, 0xFF);
-static constexpr Color LAUNCHER_SELECTED_BG = Color::from_rgb(0xDA, 0xE7, 0xFD);
+static constexpr Color LAUNCHER_SELECTED_BG_DEFAULT = Color::from_rgb(0xDA, 0xE7, 0xFD);
-static constexpr Color LAUNCHER_HOVER_BG    = Color::from_rgb(0xEC, 0xF3, 0xFE);
+static constexpr Color LAUNCHER_HOVER_BG_DEFAULT    = Color::from_rgb(0xEC, 0xF3, 0xFE);
+
+static Color launcher_selected_bg(Color accent) {
+    if (accent.r == colors::ACCENT.r && accent.g == colors::ACCENT.g
+        && accent.b == colors::ACCENT.b)
+        return LAUNCHER_SELECTED_BG_DEFAULT;
+    return gui::mtk::mix(colors::WHITE, accent, 47);
+}
+
+static Color launcher_hover_bg(Color accent) {
+    if (accent.r == colors::ACCENT.r && accent.g == colors::ACCENT.g
+        && accent.b == colors::ACCENT.b)
+        return LAUNCHER_HOVER_BG_DEFAULT;
+    return gui::mtk::mix(colors::WHITE, accent, 20);
+}
 static constexpr Color LAUNCHER_MUTED       = Color::from_rgb(0x6F, 0x7B, 0x89);
 static constexpr Color LAUNCHER_PLACEHOLDER = Color::from_rgb(0x98, 0xA1, 0xAD);
 
@@ -589,9 +604,9 @@ void desktop_draw_launcher(DesktopState* ds) {
         bool selected = (result_idx == ds->launcher_selected);
         bool hovered = row.contains(ds->mouse.x, ds->mouse.y);
         if (selected) {
-            fill_rounded_rect(fb, row.x, row.y, row.w, row.h, 8, LAUNCHER_SELECTED_BG);
+            fill_rounded_rect(fb, row.x, row.y, row.w, row.h, 8, launcher_selected_bg(ds->settings.accent_color));
         } else if (hovered) {
-            fill_rounded_rect(fb, row.x, row.y, row.w, row.h, 8, LAUNCHER_HOVER_BG);
+            fill_rounded_rect(fb, row.x, row.y, row.w, row.h, 8, launcher_hover_bg(ds->settings.accent_color));
         }
 
         if (i > 0) {

programs/src/desktop/panel.cpp

@@ -5,6 +5,7 @@
 */
 
 #include "desktop_internal.hpp"
+#include <gui/mtk/theme.hpp>
 
 void gui::desktop_draw_panel(DesktopState* ds) {
     Framebuffer& fb = ds->fb;
@@ -229,7 +230,7 @@ void desktop_draw_app_menu(DesktopState* ds) {
 
             // 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, colors::MENU_HOVER);
+                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

programs/src/dialogs/filedialog.cpp

@@ -8,6 +8,8 @@
 #include "main.hpp"
 #include <gui/svg.hpp>
 #include <gui/canvas.hpp>
+#include <gui/mtk/theme.hpp>
+#include <gui/mtk/settings.hpp>
 #include <montauk/user.h>
 
 extern "C" {
@@ -256,13 +258,14 @@ void draw_input(Canvas& c, const Rect& rect, const char* text, bool focused, int
 }
 
 void draw_action_button(Canvas& c, const Rect& rect, const char* label, bool enabled, bool hovered, bool primary) {
-    Color bg = primary ? colors::ACCENT : Color::from_rgb(0xE8, 0xE8, 0xE8);
+    Color accent = gui::mtk::load_system_accent();
+    Color bg = primary ? accent : Color::from_rgb(0xE8, 0xE8, 0xE8);
     Color fg = primary ? colors::WHITE : colors::TEXT_COLOR;
     if (!enabled) {
         bg = Color::from_rgb(0xF0, 0xF0, 0xF0);
         fg = Color::from_rgb(0x9A, 0x9A, 0x9A);
     } else if (hovered) {
-        bg = primary ? Color::from_rgb(0x2B, 0x6B, 0xE0) : Color::from_rgb(0xDC, 0xDC, 0xDC);
+        bg = primary ? gui::mtk::darken(accent, 32) : Color::from_rgb(0xDC, 0xDC, 0xDC);
     }
     c.fill_rounded_rect(rect.x, rect.y, rect.w, rect.h, 4, bg);
     int tx = rect.x + (rect.w - text_width(label)) / 2;
@@ -827,6 +830,8 @@ void draw_grid_entries(Canvas& c, FileDialogState* st, const FileDialogLayout& l
     st->scrollbar.content_height = content_h;
     st->scrollbar.view_height = lo.content_rect.h;
 
+    Color sel_bg = gui::mtk::accent_hover_tint(gui::mtk::load_system_accent());
+
     for (int i = 0; i < st->entry_count; i++) {
         int col = i % cols;
         int row = i / cols;
@@ -838,7 +843,7 @@ void draw_grid_entries(Canvas& c, FileDialogState* st, const FileDialogLayout& l
             int sy = gui_max(cell_y, lo.content_rect.y);
             int sh = gui_min(cell_y + GRID_CELL_H, lo.content_rect.y + lo.content_rect.h) - sy;
             int sw = gui_min(GRID_CELL_W, c.w - SCROLLBAR_W - cell_x);
-            if (sh > 0 && sw > 0) c.fill_rect(cell_x, sy, sw, sh, colors::MENU_HOVER);
+            if (sh > 0 && sw > 0) c.fill_rect(cell_x, sy, sw, sh, sel_bg);
         }
 
         int icon_x = cell_x + (GRID_CELL_W - GRID_ICON) / 2;
@@ -888,11 +893,13 @@ void draw_list_entries(Canvas& c, FileDialogState* st, const FileDialogLayout& l
     st->scrollbar.content_height = st->entry_count * ITEM_H;
     st->scrollbar.view_height = rows_h;
 
+    Color sel_bg = gui::mtk::accent_hover_tint(gui::mtk::load_system_accent());
+
     for (int i = 0; i < st->entry_count; i++) {
         int y = rows_y + i * ITEM_H - st->scrollbar.scroll_offset;
         if (y + ITEM_H <= rows_y || y >= rows_y + rows_h) continue;
 
-        if (i == st->selected) c.fill_rect(0, y, c.w - SCROLLBAR_W, ITEM_H, colors::MENU_HOVER);
+        if (i == st->selected) c.fill_rect(0, y, c.w - SCROLLBAR_W, ITEM_H, sel_bg);
 
         int sfi = -1;
         if (st->entry_types[i] == ENTRY_SPECIAL) sfi = st->drive_indices[i];

programs/src/screenshot/Makefile

@@ -49,6 +49,7 @@ CXXFLAGS := \
     -msse2 \
     -mno-red-zone \
     -mcmodel=small \
+    -MMD -MP \
     -I $(PROG_INC) \
     -isystem $(PROG_INC)/libc \
     -isystem $(PROJECT_ROOT)/kernel/freestnd-c-hdrs/x86_64/include \
@@ -90,5 +91,7 @@ $(OBJDIR)/%.o: %.cpp Makefile
 	mkdir -p $(OBJDIR)
 	$(CXX) $(CXXFLAGS) -c $< -o $@
 
+-include $(OBJS:.o=.d)
+
 clean:
 	rm -rf $(OBJDIR) $(TARGET)

programs/src/texteditor/main.cpp

@@ -15,6 +15,7 @@
 #include <gui/dialogs.hpp>
 #include <gui/clipboard.hpp>
 #include <gui/mtk/widgets.hpp>
+#include <gui/mtk/settings.hpp>
 #include <gui/stb_math.h>
 
 extern "C" {
@@ -692,7 +693,7 @@ static void draw_context_menu(uint32_t* pixels, int W, int H) {
     if (!g_ctx_menu.open) return;
 
     Canvas c(pixels, W, H);
-    mtk::Theme theme = mtk::make_theme(ACCENT);
+    mtk::Theme theme = mtk::make_theme(mtk::load_system_accent(ACCENT));
     theme.border = BORDER_COLOR;
     theme.text = TEXT_COLOR;
 

programs/src/wordprocessor/render.cpp

@@ -5,6 +5,7 @@
  */
 
 #include "wordprocessor.hpp"
+#include <gui/mtk/settings.hpp>
 
 static int wp_ui_line_height() {
     if (g_ui_font && g_ui_font->valid)
@@ -38,7 +39,7 @@ static void wp_draw_ui_icon_button(Canvas& c, int x, int y, int w, int h,
 static void wp_draw_context_menu(Canvas& c, WordProcessorState* wp) {
     if (!wp || !wp->context_menu.open) return;
 
-    mtk::Theme theme = mtk::make_theme(colors::ACCENT);
+    mtk::Theme theme = mtk::make_theme(mtk::load_system_accent());
     theme.border = colors::BORDER;
     theme.text = colors::TEXT_COLOR;