feat: improve MTK input boxes, right-click context menus

programs/src/wordprocessor/document.cpp

@@ -542,6 +542,7 @@ void wp_init_empty_document(WordProcessorState* wp) {
     wp->line_spacing_dropdown_open = false;
     wp->divider_flyout_open = false;
     wp->special_char_flyout_open = false;
+    mtk::context_menu_reset(wp->context_menu);
     wp->page_view_mode = false;
     wp->pending_page_view_toggle = false;
 

programs/src/wordprocessor/input.cpp

@@ -65,6 +65,59 @@ static bool wp_paste_from_clipboard(WordProcessorState* wp) {
     return true;
 }
 
+bool wp_context_item_enabled(WordProcessorState* wp, int item) {
+    switch (item) {
+    case WP_CTX_CUT:
+    case WP_CTX_COPY:
+    case WP_CTX_DELETE:
+        return wp && wp->has_selection;
+    case WP_CTX_PASTE:
+        return gui::clipboard_has_text();
+    default:
+        return false;
+    }
+}
+
+void wp_build_context_items(WordProcessorState* wp,
+                            mtk::ContextMenuItem items[WP_CTX_COUNT]) {
+    items[WP_CTX_CUT] = {"Cut", WP_CTX_CUT,
+                         wp_context_item_enabled(wp, WP_CTX_CUT)};
+    items[WP_CTX_COPY] = {"Copy", WP_CTX_COPY,
+                          wp_context_item_enabled(wp, WP_CTX_COPY)};
+    items[WP_CTX_PASTE] = {"Paste", WP_CTX_PASTE,
+                           wp_context_item_enabled(wp, WP_CTX_PASTE)};
+    items[WP_CTX_DELETE] = {"Delete", WP_CTX_DELETE,
+                            wp_context_item_enabled(wp, WP_CTX_DELETE)};
+}
+
+static bool wp_selection_contains_abs(WordProcessorState* wp, int abs) {
+    if (!wp || !wp->has_selection) return false;
+    int sel_s = 0;
+    int sel_e = 0;
+    wp_sel_range(wp, &sel_s, &sel_e);
+    return abs >= sel_s && abs < sel_e;
+}
+
+static bool wp_perform_context_action(WordProcessorState* wp, int item) {
+    if (!wp_context_item_enabled(wp, item)) return false;
+
+    switch (item) {
+    case WP_CTX_CUT:
+        return wp_cut_selection_to_clipboard(wp);
+    case WP_CTX_COPY:
+        return wp_copy_selection_to_clipboard(wp);
+    case WP_CTX_PASTE:
+        return wp_paste_from_clipboard(wp);
+    case WP_CTX_DELETE:
+        wp_delete_selection(wp);
+        wp_history_checkpoint(wp);
+        wp_set_status(wp, "Deleted selection");
+        return true;
+    default:
+        return false;
+    }
+}
+
 static void wp_open_pathbar_for_open(WordProcessorState* wp) {
     char path[256] = {};
     char msg[160] = {};
@@ -255,6 +308,26 @@ void wp_handle_mouse(const Montauk::WinEvent& ev) {
         recompute_w = WP_A4_PAGE_W;
     }
 
+    if (wp->context_menu.open) {
+        if (ev.mouse.scroll != 0) {
+            mtk::context_menu_close(wp->context_menu);
+            return;
+        }
+
+        mtk::ContextMenuItem items[WP_CTX_COUNT];
+        wp_build_context_items(wp, items);
+        int action = mtk::context_menu_handle_mouse(wp->context_menu,
+                                                    items, WP_CTX_COUNT,
+                                                    local_x, local_y,
+                                                    ev.mouse.buttons,
+                                                    ev.mouse.prev_buttons,
+                                                    g_win_w, g_win_h);
+        if (action >= 0)
+            wp_perform_context_action(wp, action);
+        if (action != mtk::CONTEXT_MENU_NONE)
+            return;
+    }
+
     wp->scrollbar.handle_mouse(local_x, local_y, ev.mouse.buttons, ev.mouse.prev_buttons, ev.mouse.scroll);
 
     if (wp->font_dropdown_open && wp_left_pressed(ev.mouse.buttons, ev.mouse.prev_buttons)) {
@@ -464,6 +537,27 @@ void wp_handle_mouse(const Montauk::WinEvent& ev) {
 
     wp_recompute_wrap(wp, recompute_w, WP_SCREEN_DPI);
 
+    bool right_pressed = wp_right_pressed(ev.mouse.buttons, ev.mouse.prev_buttons);
+    bool in_text_area = local_y >= edit_y && local_y < edit_y + text_area_h &&
+                        local_x >= 0 && local_x < g_win_w - WP_SCROLLBAR_W;
+    if (in_text_area && wp->page_view_mode) {
+        in_text_area = local_x >= page_off_x && local_x < page_off_x + WP_A4_PAGE_W &&
+                       local_y >= page_off_y && local_y < page_off_y + WP_A4_PAGE_H;
+    }
+
+    if (right_pressed && in_text_area) {
+        wp_close_dropdowns(wp);
+
+        int abs = wp_hit_test_text(wp, local_x, local_y, edit_y, page_off_x, page_off_y);
+        if (!wp_selection_contains_abs(wp, abs)) {
+            wp_pos_to_run(wp, abs, &wp->cursor_run, &wp->cursor_offset);
+            wp_clear_selection(wp);
+        }
+        wp->mouse_selecting = false;
+        mtk::context_menu_open(wp->context_menu, local_x, local_y);
+        return;
+    }
+
     if (wp_left_pressed(ev.mouse.buttons, ev.mouse.prev_buttons) &&
         local_y >= edit_y && local_y < edit_y + text_area_h) {
         wp_close_dropdowns(wp);
@@ -502,6 +596,11 @@ void wp_handle_key(const Montauk::KeyEvent& key) {
     WordProcessorState* wp = &g_wp;
     if (!key.pressed) return;
 
+    if (wp->context_menu.open) {
+        mtk::context_menu_close(wp->context_menu);
+        if (key.scancode == 0x01) return;
+    }
+
     if (wp->show_pathbar) {
         if (key.ascii == '\n' || key.ascii == '\r') {
             wp_commit_pathbar(wp);

programs/src/wordprocessor/render.cpp

@@ -35,6 +35,21 @@ static void wp_draw_ui_icon_button(Canvas& c, int x, int y, int w, int h,
     wp_draw_ui_button(c, x, y, w, h, fallback, bg, fg, radius);
 }
 
+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);
+    theme.border = colors::BORDER;
+    theme.text = colors::TEXT_COLOR;
+
+    mtk::ContextMenuItem items[WP_CTX_COUNT];
+    wp_build_context_items(wp, items);
+    mtk::draw_context_menu(c, wp->context_menu, items, WP_CTX_COUNT, theme,
+                           mtk::CONTEXT_MENU_DEFAULT_W,
+                           mtk::CONTEXT_MENU_ITEM_H,
+                           g_ui_font, fonts::UI_SIZE);
+}
+
 static int wp_special_char_flyout_x() {
     int dx = WP_BTN_SECTION_X + 24 - WP_SPECIAL_CHAR_FLYOUT_W;
     if (dx + WP_SPECIAL_CHAR_FLYOUT_W > g_win_w) dx = g_win_w - WP_SPECIAL_CHAR_FLYOUT_W;
@@ -666,4 +681,6 @@ void wp_render() {
                             WP_SPECIAL_CHAR_OPTIONS[i].label, colors::TEXT_COLOR);
         }
     }
+
+    wp_draw_context_menu(c, wp);
 }

programs/src/wordprocessor/wordprocessor.hpp

@@ -13,6 +13,7 @@
 #include <gui/standalone.hpp>
 #include <gui/truetype.hpp>
 #include <gui/svg.hpp>
+#include <gui/mtk/widgets.hpp>
 
 extern "C" {
 #include <string.h>
@@ -239,6 +240,18 @@ inline bool wp_left_released(uint8_t buttons, uint8_t prev_buttons) {
     return !(buttons & 0x01) && (prev_buttons & 0x01);
 }
 
+inline bool wp_right_pressed(uint8_t buttons, uint8_t prev_buttons) {
+    return (buttons & 0x02) && !(prev_buttons & 0x02);
+}
+
+enum WpContextItem : int {
+    WP_CTX_CUT = 0,
+    WP_CTX_COPY,
+    WP_CTX_PASTE,
+    WP_CTX_DELETE,
+    WP_CTX_COUNT,
+};
+
 struct WpScrollbar {
     Rect bounds;
     int content_height;
@@ -370,6 +383,7 @@ struct WordProcessorState {
     bool line_spacing_dropdown_open;
     bool divider_flyout_open;
     bool special_char_flyout_open;
+    mtk::ContextMenuState context_menu;
     bool page_view_mode;
     bool pending_page_view_toggle;
 
@@ -462,6 +476,9 @@ bool wp_redo(WordProcessorState* wp);
 
 bool wp_print_document(WordProcessorState* wp, char* out_status, int out_status_len);
 bool wp_export_pdf_document(WordProcessorState* wp, const char* path, char* out_status, int out_status_len);
+bool wp_context_item_enabled(WordProcessorState* wp, int item);
+void wp_build_context_items(WordProcessorState* wp,
+                            mtk::ContextMenuItem items[WP_CTX_COUNT]);
 
 void wp_render();
 void wp_handle_mouse(const Montauk::WinEvent& ev);