lvgl testing

- set theme via code
- custom table content (custom draw on canvas)
- remove classes from ui - use free functions instead
- remove provisioning

src/ui/screens/search_screen.cpp

@@ -18,17 +18,88 @@
 //----------------------------------------------------------------------------
 #include "search_screen.h"
 
+#include "theme.h"
 #include "../widgets/status_bar_widget.h"
 
-SearchScreen::SearchScreen()
+#define ITEM_CNT 200
+
+lv_obj_t *search_screen;
+lv_obj_t *search_data_table;
+
+static void draw_event_cb(lv_event_t *e)
 {
-    screen = lv_obj_create(NULL);
-    lv_obj_clear_flag(screen, LV_OBJ_FLAG_SCROLLABLE);
-    lv_obj_set_style_bg_color(screen, lv_color_make(0x78, 0x94, 0xa7), 0);
+    auto *obj = lv_event_get_target(e);
+    auto *dsc = lv_event_get_draw_part_dsc(e);
+
+    if (dsc->part == LV_PART_ITEMS)
+    {
+        bool chk = lv_table_has_cell_ctrl(obj, dsc->id, 0, LV_TABLE_CELL_CTRL_CUSTOM_1);
+
+        lv_draw_rect_dsc_t rect_dsc;
+        lv_draw_rect_dsc_init(&rect_dsc);
+        rect_dsc.bg_color = chk ? lv_theme_get_color_primary(obj) : lv_palette_lighten(LV_PALETTE_GREY, 2);
+        rect_dsc.radius = LV_RADIUS_CIRCLE;
+
+        lv_area_t sw_area;
+        sw_area.x1 = dsc->draw_area->x2 - 50;
+        sw_area.x2 = sw_area.x1 + 40;
+        sw_area.y1 = dsc->draw_area->y1 + lv_area_get_height(dsc->draw_area) / 2 - 10;
+        sw_area.y2 = sw_area.y1 + 20;
+        lv_draw_rect(dsc->draw_ctx, &rect_dsc, &sw_area);
+
+        rect_dsc.bg_color = lv_color_white();
+        if (chk)
+        {
+            sw_area.x2 -= 2;
+            sw_area.x1 = sw_area.x2 - 16;
+        }
+        else
+        {
+            sw_area.x1 += 2;
+            sw_area.x2 = sw_area.x1 + 16;
+        }
+        sw_area.y1 += 2;
+        sw_area.y2 -= 2;
+        lv_draw_rect(dsc->draw_ctx, &rect_dsc, &sw_area);
+    }
 }
 
-void SearchScreen::show()
+static void change_event_cb(lv_event_t *e)
 {
-    status_bar_widget_init();
-    lv_disp_load_scr(this->screen);
+    lv_obj_t *obj = lv_event_get_target(e);
+    uint16_t col;
+    uint16_t row;
+    lv_table_get_selected_cell(obj, &row, &col);
+    bool chk = lv_table_has_cell_ctrl(obj, row, 0, LV_TABLE_CELL_CTRL_CUSTOM_1);
+    if (chk)
+        lv_table_clear_cell_ctrl(obj, row, 0, LV_TABLE_CELL_CTRL_CUSTOM_1);
+    else
+        lv_table_add_cell_ctrl(obj, row, 0, LV_TABLE_CELL_CTRL_CUSTOM_1);
+}
+
+void search_screen_init()
+{
+    search_screen = lv_obj_create(NULL);
+    lv_obj_clear_flag(search_screen, LV_OBJ_FLAG_SCROLLABLE);
+
+    search_data_table = lv_table_create(search_screen);
+    lv_obj_set_size(search_data_table, SCREEN_WIDTH, SCREEN_HEIGHT);
+
+    lv_table_set_col_width(search_data_table, 0, SCREEN_WIDTH - 3);
+    lv_table_set_row_cnt(search_data_table, ITEM_CNT); /*Not required but avoids a lot of memory reallocation lv_table_set_set_value*/
+    lv_table_set_col_cnt(search_data_table, 1);
+
+    /*Don't make the cell pressed, we will draw something different in the event*/
+    lv_obj_remove_style(search_data_table, NULL, LV_PART_ITEMS | LV_STATE_PRESSED);
+
+    uint32_t i;
+    for (i = 0; i < ITEM_CNT; i++)
+    {
+        lv_table_set_cell_value_fmt(search_data_table, i, 0, "Item\n%" LV_PRIu32, i + 1);
+    }
+
+    lv_obj_add_event_cb(search_data_table, draw_event_cb, LV_EVENT_DRAW_PART_END, NULL);
+    lv_obj_add_event_cb(search_data_table, change_event_cb, LV_EVENT_VALUE_CHANGED, NULL);
+
+    lv_disp_load_scr(search_screen);
 }