examples(micropython): add a few missing MP examples (#3672)

examples/others/ime/lv_example_ime_pinyin_1.py

@@ -0,0 +1,50 @@
+import fs_driver
+
+def ta_event_cb(e,kb):
+    code = e.get_code()
+    ta = e.get_target()
+
+    if code == lv.EVENT.FOCUSED:
+        if lv.indev_get_act() != None and lv.indev_get_act().get_type() != lv.INDEV_TYPE.KEYPAD :
+            kb.set_textarea(ta)
+            kb.clear_flag(lv.obj.FLAG.HIDDEN)
+        elif code == lv.EVENT.CANCEL:
+            kb.add_flag(lv.obj.FLAG.HIDDEN)
+            ta.clear_state(ta, LV_STATE_FOCUSED);
+            lv.indev_reset(None, ta)   # To forget the last clicked object to make it focusable again
+
+fs_drv = lv.fs_drv_t()
+fs_driver.fs_register(fs_drv, 'S')
+font_simsun_16_cjk = lv.font_load("S:../../assets/font/lv_font_simsun_16_cjk.fnt")
+if font_simsun_16_cjk == None:
+    print("Error when loading chinese font")
+    
+pinyin_ime = lv.ime_pinyin(lv.scr_act())
+pinyin_ime.set_style_text_font(font_simsun_16_cjk, 0)
+# pinyin_ime.pinyin_set_dict(your_dict)  # Use a custom dictionary. If it is not set, the built-in dictionary will be used.
+
+# ta1 
+ta1 = lv.textarea(lv.scr_act())
+ta1.set_one_line(True)
+ta1.set_style_text_font(font_simsun_16_cjk, 0)
+ta1.align(lv.ALIGN.TOP_LEFT, 0, 0)
+
+# Create a keyboard and add it to ime_pinyin
+kb = lv.keyboard(lv.scr_act())
+pinyin_ime.pinyin_set_keyboard(kb)
+kb.set_textarea(ta1)
+
+ta1.add_event_cb(lambda evt: ta_event_cb(evt,kb), lv.EVENT.ALL, None)
+
+# Get the cand_panel, and adjust its size and position
+cand_panel = pinyin_ime.pinyin_get_cand_panel()
+cand_panel.set_size(lv.pct(100), lv.pct(10))
+cand_panel.align_to(kb, lv.ALIGN.OUT_TOP_MID, 0, 0)
+
+# Try using ime_pinyin to output the Chinese below in the ta1 above
+cz_label = lv.label(lv.scr_act())
+cz_label.set_text("嵌入式系统（Embedded System），\n是一种嵌入机械或电气系统内部、具有专一功能和实时计算性能的计算机系统。")
+cz_label.set_style_text_font(font_simsun_16_cjk, 0)
+cz_label.set_width(310)
+cz_label.align_to(ta1, lv.ALIGN.OUT_BOTTOM_LEFT, 0, 0)
+