1  #include "display_screen_ui.h"
  2  
  3  #include "global/global_strings.h"
  4  
  5  #define UI_NAME settings
  6  
  7  static struct {
  8  	lv_obj_t* screen;
  9  	lv_obj_t* window;
 10  	lv_obj_t* window_done_button;
 11  	lv_obj_t* general;
 12  	lv_obj_t* brightness_label;
 13  	lv_obj_t* brightness;
 14  	lv_obj_t* nfc;
 15  	lv_obj_t* nfc_nyi;
 16  	lv_obj_t* cryptography;
 17  	lv_obj_t* cryptography_key_status_label;
 18  	lv_obj_t* cryptography_select_keys_button;
 19  	lv_obj_t* cryptography_clear_keys_button;
 20  	lv_obj_t* bootloader;
 21  	lv_obj_t* bootloader_text;
 22  	lv_obj_t* bootloader_button;
 23  	lv_group_t* active_group;
 24  } ui;
 25  
 26  static lv_style_t style_box;
 27  
 28  static ui_common_simple_cb done_cb = NULL;
 29  static ui_common_float_cb brightness_cb = NULL;
 30  static ui_common_simple_cb select_crypto_keys_cb = NULL;
 31  static ui_common_simple_cb clear_crypto_keys_cb = NULL;
 32  static ui_common_simple_cb enter_dfu_cb = NULL;
 33  
 34  static void settings_done_pressed(lv_obj_t* obj, lv_event_t e);
 35  static void brightness_slider_event_cb(lv_obj_t* slider, lv_event_t e);
 36  static void settings_focus_cb(lv_group_t* group);
 37  
 38  UI_DEFINE_SIMPLE_BUTTON_PRESS_CALLBACK_HANDLER(settings_select_cryptography_keys_pressed, select_crypto_keys_cb)
 39  UI_DEFINE_SIMPLE_BUTTON_PRESS_CALLBACK_HANDLER(settings_clear_cryptography_keys_pressed, select_crypto_keys_cb)
 40  UI_DEFINE_SIMPLE_BUTTON_PRESS_CALLBACK_HANDLER(settings_enter_dfu_pressed, enter_dfu_cb)
 41  
 42  static const char* cryptography_key_status_prefix = "Key status: ";
 43  
 44  UI_DECLARE_CREATE(UI_NAME)
 45  {
 46  	if (ui.screen != NULL)
 47  	{
 48  		done_cb = NULL;
 49  		brightness_cb = NULL;
 50  		return ui.screen;
 51  	}
 52  
 53      lv_style_init(&style_box);
 54      lv_style_set_value_align(&style_box, LV_STATE_DEFAULT, LV_ALIGN_OUT_TOP_LEFT);
 55      lv_style_set_value_ofs_y(&style_box, LV_STATE_DEFAULT, -LV_DPX(10));
 56      lv_style_set_margin_top(&style_box, LV_STATE_DEFAULT, LV_DPX(30));
 57  
 58  	ui.screen = lv_obj_create(NULL, NULL);
 59  
 60  	// window
 61  	ui.window = lv_win_create(ui.screen, NULL);
 62  
 63  	// 'done' (back) button
 64  	ui.window_done_button = lv_win_add_btn_left(ui.window, LV_SYMBOL_LEFT);
 65  	lv_obj_set_event_cb(ui.window_done_button, settings_done_pressed);
 66  	ui_common_set_window_button_style(ui.window_done_button);
 67  
 68  	// header
 69  	lv_win_set_title(ui.window, "Settings");
 70  
 71  	// the page content
 72  	lv_obj_t* content = lv_win_get_content(ui.window);
 73  	lv_page_set_scrl_layout(content, LV_LAYOUT_PRETTY_TOP);
 74      //lv_cont_set_fit2(content, LV_FIT_NONE, LV_FIT_TIGHT);
 75  
 76  	// general container
 77  	ui.general = lv_cont_create(content, NULL);
 78      lv_cont_set_layout(ui.general, LV_LAYOUT_COLUMN_LEFT);
 79      lv_obj_add_style(ui.general, LV_CONT_PART_MAIN, &style_box);
 80      lv_obj_set_drag_parent(ui.general, true);
 81      lv_cont_set_fit2(ui.general, LV_FIT_NONE, LV_FIT_TIGHT);
 82      lv_obj_set_width_fit(ui.general, lv_obj_get_width(content));
 83      lv_obj_set_style_local_value_str(ui.general, LV_CONT_PART_MAIN, LV_STATE_DEFAULT, "General");
 84  
 85      lv_coord_t fit_w = lv_obj_get_width_fit(ui.general);
 86  
 87  	// brightness setting label
 88  	ui.brightness_label = lv_label_create(ui.general, NULL);
 89  	ui_common_set_label_font_theme_small(ui.brightness_label);
 90  	lv_label_set_align(ui.brightness_label, LV_LABEL_ALIGN_LEFT);
 91  	lv_obj_set_width_margin(ui.brightness_label, fit_w);
 92  	lv_label_set_text(ui.brightness_label, "Backlight");
 93  
 94  	// brightness slider
 95  	ui.brightness = lv_slider_create(ui.general, NULL);
 96  	lv_slider_set_range(ui.brightness, 0, 100);
 97      lv_slider_set_value(ui.brightness, 100, LV_ANIM_OFF);
 98      lv_obj_set_event_cb(ui.brightness, brightness_slider_event_cb);
 99      lv_obj_set_width_margin(ui.brightness, fit_w);
100  
101  	// make the slider fancy
102      lv_obj_set_style_local_margin_top(ui.brightness, LV_SLIDER_PART_BG, LV_STATE_DEFAULT, LV_DPX(25));
103      lv_obj_set_style_local_value_font(ui.brightness, LV_SLIDER_PART_KNOB, LV_STATE_DEFAULT, lv_theme_get_font_small());
104      lv_obj_set_style_local_value_ofs_y(ui.brightness, LV_SLIDER_PART_KNOB, LV_STATE_FOCUSED, -LV_DPX(25));
105      lv_obj_set_style_local_value_opa(ui.brightness, LV_SLIDER_PART_KNOB, LV_STATE_DEFAULT, LV_OPA_TRANSP);
106      lv_obj_set_style_local_value_opa(ui.brightness, LV_SLIDER_PART_KNOB, LV_STATE_FOCUSED, LV_OPA_COVER);
107      lv_obj_set_style_local_transition_time(ui.brightness, LV_SLIDER_PART_KNOB, LV_STATE_DEFAULT, 300);
108      lv_obj_set_style_local_transition_prop_5(ui.brightness, LV_SLIDER_PART_KNOB, LV_STATE_DEFAULT, LV_STYLE_VALUE_OFS_Y);
109      lv_obj_set_style_local_transition_prop_6(ui.brightness, LV_SLIDER_PART_KNOB, LV_STATE_DEFAULT, LV_STYLE_VALUE_OPA);
110  
111  	// nfc container
112  	ui.nfc = lv_cont_create(content, ui.general);
113      lv_obj_set_style_local_value_str(ui.nfc, LV_CONT_PART_MAIN, LV_STATE_DEFAULT, "NFC");
114  	lv_obj_set_event_cb(ui.nfc, ui_common_up_down_focus_cb);
115  
116  	// nfc coming soon
117  	ui.nfc_nyi = lv_label_create(ui.nfc, ui.brightness_label);
118  	lv_label_set_text(ui.nfc_nyi, "NFC settings are not yet implemented.\n"
119  		"They will come in a future update.");
120  
121  	// cryptography container
122  	ui.cryptography = lv_cont_create(content, ui.general);
123      lv_obj_set_style_local_value_str(ui.cryptography, LV_CONT_PART_MAIN, LV_STATE_DEFAULT, "Cryptography");
124  	lv_obj_set_event_cb(ui.cryptography, ui_common_up_down_focus_cb);
125  
126  	// aes key status label
127  	ui.cryptography_key_status_label = lv_label_create(ui.cryptography, ui.brightness_label);
128  	lv_label_set_text(ui.cryptography_key_status_label, cryptography_key_status_prefix);
129  
130  	// select aes key(s) button
131  	ui.cryptography_select_keys_button = lv_btn_create(ui.cryptography, NULL);
132  	lv_obj_set_event_cb(ui.cryptography_select_keys_button, settings_select_cryptography_keys_pressed);
133  	lv_obj_set_width_fit(ui.cryptography_select_keys_button, fit_w / 2);
134  	lv_obj_set_style_local_border_color(ui.cryptography_select_keys_button, LV_BTN_PART_MAIN, LV_STATE_FOCUSED, LV_COLOR_PURPLE);
135  	lv_obj_set_style_local_outline_color(ui.cryptography_select_keys_button, LV_BTN_PART_MAIN, LV_STATE_FOCUSED, LV_COLOR_RED);
136  	lv_obj_t* cryptography_select_keys_button_label = lv_label_create(ui.cryptography_select_keys_button, NULL);
137  	lv_label_set_text(cryptography_select_keys_button_label, "Select Key(s)");
138  
139  	// clear aes key(s) button
140  	ui.cryptography_clear_keys_button = lv_btn_create(ui.cryptography, NULL);
141  	lv_obj_set_event_cb(ui.cryptography_clear_keys_button, settings_clear_cryptography_keys_pressed);
142  	lv_obj_set_width_fit(ui.cryptography_clear_keys_button, fit_w / 2);
143  	lv_obj_set_style_local_border_color(ui.cryptography_clear_keys_button, LV_BTN_PART_MAIN, LV_STATE_FOCUSED, LV_COLOR_PURPLE);
144  	lv_obj_set_style_local_outline_color(ui.cryptography_clear_keys_button, LV_BTN_PART_MAIN, LV_STATE_FOCUSED, LV_COLOR_RED);
145  	lv_obj_t* cryptography_clear_keys_button_label = lv_label_create(ui.cryptography_clear_keys_button, NULL);
146  	lv_label_set_text(cryptography_clear_keys_button_label, "Clear Key(s)");
147  
148  	// bootloader container
149  	ui.bootloader = lv_cont_create(content, ui.general);
150      lv_obj_set_style_local_value_str(ui.bootloader, LV_CONT_PART_MAIN, LV_STATE_DEFAULT, "Firmware Update");
151  	lv_obj_set_event_cb(ui.bootloader, ui_common_up_down_focus_cb);
152  
153  	// bootloader help text
154  	ui.bootloader_text = lv_label_create(ui.bootloader, ui.brightness_label);
155  	lv_label_set_text(ui.bootloader_text,
156  		"Press the button below to restart " PRODUCT_NAME_SHORT "\n"
157  		"in firmware (DFU) update mode. After the screen\n"
158  		"goes off, attach " PRODUCT_NAME_SHORT " to your PC, and look\n"
159  		"for a USB Disk named " PRODUCT_NAME_SHORT "BOOT. Drag the\n"
160  		"UF2 file to it to flash new firmware. If\n"
161  		"this process isn't completed in 5 minutes, \n"
162  		PRODUCT_NAME_SHORT " will reboot.\n"
163  		"\n"
164  		"Current version:\n"
165  		PRODUCT_NAME_FULL_BUILD);
166  
167  	ui.bootloader_button = lv_btn_create(ui.bootloader, NULL);
168  	lv_obj_set_event_cb(ui.bootloader_button, settings_enter_dfu_pressed);
169  	lv_obj_set_width_fit(ui.bootloader_button, fit_w);
170  	lv_obj_set_style_local_border_color(ui.bootloader_button, LV_BTN_PART_MAIN, LV_STATE_FOCUSED, LV_COLOR_PURPLE);
171  	lv_obj_set_style_local_outline_color(ui.bootloader_button, LV_BTN_PART_MAIN, LV_STATE_FOCUSED, LV_COLOR_RED);
172      lv_obj_t* bootloader_button_label = lv_label_create(ui.bootloader_button, NULL);
173      lv_label_set_text(bootloader_button_label, "Reboot to DFU Mode");
174  
175  	return ui.screen;
176  }
177  
178  UI_DECLARE_ACTIVATE(UI_NAME)
179  {
180  	lv_scr_load(ui.screen);
181  	lv_group_set_focus_cb(group, settings_focus_cb);
182  	lv_group_remove_all_objs(group);
183  
184  	lv_group_add_obj(group, ui.window_done_button);
185  
186  	lv_group_add_obj(group, ui.brightness);
187  
188  	lv_group_add_obj(group, ui.cryptography);
189  	lv_group_add_obj(group, ui.cryptography_select_keys_button);
190  	lv_group_add_obj(group, ui.cryptography_clear_keys_button);
191  
192  	lv_group_add_obj(group, ui.nfc);
193  
194  	lv_group_add_obj(group, ui.bootloader);
195  	lv_group_add_obj(group, ui.bootloader_button);
196  
197  	lv_group_focus_obj(ui.brightness);
198  
199  	ui_common_cb_set_active_group(group);
200  
201  	ui.active_group = group;
202  
203  	// add status widget
204  	ui_status_widget_get(ui.screen);
205  }
206  
207  void UI_DECLARE_FUNCTION(UI_NAME, set_done_callback)(ui_common_simple_cb cb)
208  {
209  	done_cb = cb;
210  }
211  
212  void UI_DECLARE_FUNCTION(UI_NAME, set_brightness_callback)(ui_common_float_cb cb)
213  {
214  	brightness_cb = cb;
215  }
216  
217  void UI_DECLARE_FUNCTION(UI_NAME, set_select_crypto_keys_callback)(ui_common_simple_cb cb)
218  {
219  	select_crypto_keys_cb = cb;
220  }
221  
222  void UI_DECLARE_FUNCTION(UI_NAME, set_clear_crypto_keys_callback)(ui_common_simple_cb cb)
223  {
224  	clear_crypto_keys_cb = cb;
225  }
226  
227  void UI_DECLARE_FUNCTION(UI_NAME, set_enter_dfu_callback)(ui_common_simple_cb cb)
228  {
229  	enter_dfu_cb = cb;
230  }
231  
232  static void settings_done_pressed(lv_obj_t* obj, lv_event_t e)
233  {
234  	if (e == LV_EVENT_CLICKED)
235  	{
236  		if (done_cb != NULL)
237  		{
238  			done_cb();
239  		}
240  		else
241  		{
242  			// they aren't handling cancel,
243  			// we will delete our window
244  			// so we can be created again in the future.
245  			lv_win_close_event_cb(obj, e);
246  			lv_obj_del(ui.screen);
247  			ui.screen = NULL;
248  		}
249  	}
250  	else
251  	{
252  		ui_common_up_down_focus_cb(obj, e);
253  	}
254  }
255  
256  static void brightness_slider_event_cb(lv_obj_t* slider, lv_event_t e)
257  {
258      if (e == LV_EVENT_VALUE_CHANGED && lv_obj_is_focused(slider))
259  	{
260  		uint16_t level_int = lv_slider_get_value(slider);
261  		float level = level_int / 100.0f;
262  
263  		// tell someone it's changed!
264  		if (brightness_cb != NULL)
265  		{
266  			brightness_cb(level);
267  		}
268  
269  		static char buf[16];
270  		lv_snprintf(buf, sizeof(buf), "%d", lv_slider_get_value(slider));
271  		lv_obj_set_style_local_value_str(slider, LV_SLIDER_PART_KNOB, LV_STATE_DEFAULT, buf);
272      }
273  	else
274  	{
275  		ui_common_up_down_focus_cb(slider, e);
276  	}
277  }
278  
279  static void settings_focus_cb(lv_group_t* group)
280  {
281  	lv_win_focus(ui.window, *group->obj_focus, LV_ANIM_ON);
282  }