|
| 1 | +import lvgl as lv |
| 2 | +from mpos import apps |
| 3 | + |
| 4 | +NOTIFICATION_BAR_HEIGHT=24 |
| 5 | + |
| 6 | +CLOCK_UPDATE_INTERVAL = 1000 # 10 or even 1 ms doesn't seem to change the framerate but 100ms is enough |
| 7 | +WIFI_ICON_UPDATE_INTERVAL = 1500 |
| 8 | +TEMPERATURE_UPDATE_INTERVAL = 2000 |
| 9 | +MEMFREE_UPDATE_INTERVAL = 5000 # not too frequent because there's a forced gc.collect() to give it a reliable value |
| 10 | + |
| 11 | +DRAWER_ANIM_DURATION=300 |
| 12 | + |
| 13 | +drawer=None |
| 14 | +rootscreen = None |
| 15 | + |
| 16 | +drawer_open=False |
| 17 | +bar_open=True |
| 18 | + |
| 19 | +hide_bar_animation = None |
| 20 | +show_bar_animation = None |
| 21 | + |
| 22 | +foreground_app_name=None |
| 23 | + |
| 24 | +def set_foreground_app(appname): |
| 25 | + global foreground_app_name |
| 26 | + print(f"foreground app is: {foreground_app_name}") |
| 27 | + foreground_app_name = appname |
| 28 | + |
| 29 | +def open_drawer(): |
| 30 | + global drawer_open, drawer |
| 31 | + if not drawer_open: |
| 32 | + open_bar() |
| 33 | + drawer_open=True |
| 34 | + drawer.remove_flag(lv.obj.FLAG.HIDDEN) |
| 35 | + |
| 36 | +def close_drawer(to_launcher=False): |
| 37 | + global drawer_open, drawer |
| 38 | + if drawer_open: |
| 39 | + drawer_open=False |
| 40 | + drawer.add_flag(lv.obj.FLAG.HIDDEN) |
| 41 | + if not to_launcher and not apps.is_launcher(foreground_app_name): |
| 42 | + close_bar() |
| 43 | + |
| 44 | +def open_bar(): |
| 45 | + global bar_open, show_bar_animation |
| 46 | + if not bar_open: |
| 47 | + bar_open=True |
| 48 | + show_bar_animation.start() |
| 49 | + |
| 50 | +def close_bar(): |
| 51 | + global bar_open, hide_bar_animation |
| 52 | + if bar_open: |
| 53 | + bar_open=False |
| 54 | + hide_bar_animation.start() |
| 55 | + |
| 56 | +def show_launcher(): |
| 57 | + global rootscreen |
| 58 | + open_bar() |
| 59 | + lv.screen_load(rootscreen) |
| 60 | + |
| 61 | +def create_rootscreen(): |
| 62 | + global rootscreen |
| 63 | + rootscreen = lv.screen_active() |
| 64 | + rootlabel = lv.label(rootscreen) |
| 65 | + rootlabel.set_text("Welcome!") |
| 66 | + rootlabel.align(lv.ALIGN.CENTER, 0, 0) |
| 67 | + |
| 68 | + |
| 69 | +def create_notification_bar(): |
| 70 | + # Create notification bar |
| 71 | + notification_bar = lv.obj(lv.layer_top()) |
| 72 | + notification_bar.set_size(lv.pct(100), NOTIFICATION_BAR_HEIGHT) |
| 73 | + notification_bar.set_pos(0, 0) |
| 74 | + notification_bar.set_scrollbar_mode(lv.SCROLLBAR_MODE.OFF) |
| 75 | + notification_bar.set_scroll_dir(lv.DIR.VER) |
| 76 | + notification_bar.set_style_border_width(0, 0) |
| 77 | + notification_bar.set_style_radius(0, 0) |
| 78 | + # Time label |
| 79 | + time_label = lv.label(notification_bar) |
| 80 | + time_label.set_text("00:00:00") |
| 81 | + time_label.align(lv.ALIGN.LEFT_MID, 0, 0) |
| 82 | + temp_label = lv.label(notification_bar) |
| 83 | + temp_label.set_text("00°C") |
| 84 | + temp_label.align_to(time_label, lv.ALIGN.OUT_RIGHT_MID, NOTIFICATION_BAR_HEIGHT , 0) |
| 85 | + memfree_label = lv.label(notification_bar) |
| 86 | + memfree_label.set_text("") |
| 87 | + memfree_label.align_to(temp_label, lv.ALIGN.OUT_RIGHT_MID, NOTIFICATION_BAR_HEIGHT, 0) |
| 88 | + #style = lv.style_t() |
| 89 | + #style.init() |
| 90 | + #style.set_text_font(lv.font_montserrat_8) # tiny font |
| 91 | + #memfree_label.add_style(style, 0) |
| 92 | + # Notification icon (bell) |
| 93 | + #notif_icon = lv.label(notification_bar) |
| 94 | + #notif_icon.set_text(lv.SYMBOL.BELL) |
| 95 | + #notif_icon.align_to(time_label, lv.ALIGN.OUT_RIGHT_MID, PADDING_TINY, 0) |
| 96 | + # Battery icon |
| 97 | + battery_icon = lv.label(notification_bar) |
| 98 | + battery_icon.set_text(lv.SYMBOL.BATTERY_FULL) |
| 99 | + battery_icon.align(lv.ALIGN.RIGHT_MID, 0, 0) |
| 100 | + # WiFi icon |
| 101 | + wifi_icon = lv.label(notification_bar) |
| 102 | + wifi_icon.set_text(lv.SYMBOL.WIFI) |
| 103 | + wifi_icon.align_to(battery_icon, lv.ALIGN.OUT_LEFT_MID, -NOTIFICATION_BAR_HEIGHT, 0) |
| 104 | + wifi_icon.add_flag(lv.obj.FLAG.HIDDEN) |
| 105 | + # Battery percentage - not shown to conserve space |
| 106 | + #battery_label = lv.label(notification_bar) |
| 107 | + #battery_label.set_text("100%") |
| 108 | + #battery_label.align(lv.ALIGN.RIGHT_MID, 0, 0) |
| 109 | + # Update time |
| 110 | + import time |
| 111 | + def update_time(timer): |
| 112 | + ticks = time.ticks_ms() |
| 113 | + hours = (ticks // 3600000) % 24 |
| 114 | + minutes = (ticks // 60000) % 60 |
| 115 | + seconds = (ticks // 1000) % 60 |
| 116 | + #milliseconds = ticks % 1000 |
| 117 | + time_label.set_text(f"{hours:02d}:{minutes:02d}:{seconds:02d}") |
| 118 | + |
| 119 | + can_check_network = False |
| 120 | + try: |
| 121 | + import network |
| 122 | + can_check_network = True |
| 123 | + except Exception as e: |
| 124 | + print("Warning: could not check WLAN status:", str(e)) |
| 125 | + |
| 126 | + def update_wifi_icon(timer): |
| 127 | + if not can_check_network or network.WLAN(network.STA_IF).isconnected(): |
| 128 | + wifi_icon.remove_flag(lv.obj.FLAG.HIDDEN) |
| 129 | + else: |
| 130 | + wifi_icon.add_flag(lv.obj.FLAG.HIDDEN) |
| 131 | + |
| 132 | + can_check_temperature = False |
| 133 | + try: |
| 134 | + import esp32 |
| 135 | + except Exception as e: |
| 136 | + print("Warning: can't check temperature sensor:", str(e)) |
| 137 | + |
| 138 | + def update_temperature(timer): |
| 139 | + if can_check_temperature: |
| 140 | + temp_label.set_text(f"{esp32.mcu_temperature()}°C") |
| 141 | + else: |
| 142 | + temp_label.set_text("42°C") |
| 143 | + |
| 144 | + |
| 145 | + import gc |
| 146 | + def update_memfree(timer): |
| 147 | + gc.collect() |
| 148 | + memfree_label.set_text(f"{gc.mem_free()}") |
| 149 | + |
| 150 | + timer1 = lv.timer_create(update_time, CLOCK_UPDATE_INTERVAL, None) |
| 151 | + timer2 = lv.timer_create(update_temperature, TEMPERATURE_UPDATE_INTERVAL, None) |
| 152 | + timer3 = lv.timer_create(update_memfree, MEMFREE_UPDATE_INTERVAL, None) |
| 153 | + timer4 = lv.timer_create(update_wifi_icon, WIFI_ICON_UPDATE_INTERVAL, None) |
| 154 | + |
| 155 | + # hide bar animation |
| 156 | + global hide_bar_animation |
| 157 | + hide_bar_animation = lv.anim_t() |
| 158 | + hide_bar_animation.init() |
| 159 | + hide_bar_animation.set_var(notification_bar) |
| 160 | + hide_bar_animation.set_values(0, -NOTIFICATION_BAR_HEIGHT) |
| 161 | + hide_bar_animation.set_time(2000) |
| 162 | + hide_bar_animation.set_custom_exec_cb(lambda not_used, value : notification_bar.set_y(value)) |
| 163 | + |
| 164 | + # show bar animation |
| 165 | + global show_bar_animation |
| 166 | + show_bar_animation = lv.anim_t() |
| 167 | + show_bar_animation.init() |
| 168 | + show_bar_animation.set_var(notification_bar) |
| 169 | + show_bar_animation.set_values(-NOTIFICATION_BAR_HEIGHT, 0) |
| 170 | + show_bar_animation.set_time(1000) |
| 171 | + show_bar_animation.set_custom_exec_cb(lambda not_used, value : notification_bar.set_y(value)) |
| 172 | + |
| 173 | + |
| 174 | +def create_drawer(display): |
| 175 | + global drawer |
| 176 | + drawer=lv.obj(lv.layer_top()) |
| 177 | + drawer.set_size(lv.pct(100),lv.pct(90)) |
| 178 | + drawer.set_pos(0,NOTIFICATION_BAR_HEIGHT) |
| 179 | + drawer.set_scroll_dir(lv.DIR.NONE) |
| 180 | + drawer.set_style_pad_all(0, 0) |
| 181 | + drawer.add_flag(lv.obj.FLAG.HIDDEN) |
| 182 | + |
| 183 | + slider_label=lv.label(drawer) |
| 184 | + slider_label.set_text(f"{100}%") # TODO: restore this from configuration |
| 185 | + slider_label.align(lv.ALIGN.TOP_MID,0,lv.pct(4)) |
| 186 | + slider=lv.slider(drawer) |
| 187 | + slider.set_range(1,100) |
| 188 | + slider.set_value(100,False) |
| 189 | + slider.set_width(lv.pct(80)) |
| 190 | + slider.align_to(slider_label,lv.ALIGN.OUT_BOTTOM_MID,0,lv.pct(4)) |
| 191 | + def slider_event(e): |
| 192 | + value=slider.get_value() |
| 193 | + slider_label.set_text(f"{value}%") |
| 194 | + display.set_backlight(value) |
| 195 | + |
| 196 | + slider.add_event_cb(slider_event,lv.EVENT.VALUE_CHANGED,None) |
| 197 | + wifi_btn=lv.button(drawer) |
| 198 | + wifi_btn.set_size(lv.pct(40),lv.SIZE_CONTENT) |
| 199 | + wifi_btn.align(lv.ALIGN.LEFT_MID,0,0) |
| 200 | + wifi_label=lv.label(wifi_btn) |
| 201 | + wifi_label.set_text(lv.SYMBOL.WIFI+" WiFi") |
| 202 | + wifi_label.center() |
| 203 | + def wifi_event(e): |
| 204 | + global drawer_open |
| 205 | + close_drawer() |
| 206 | + start_app_by_name("com.example.wificonf") |
| 207 | + |
| 208 | + wifi_btn.add_event_cb(wifi_event,lv.EVENT.CLICKED,None) |
| 209 | + # |
| 210 | + #settings_btn=lv.button(drawer) |
| 211 | + #settings_btn.set_size(BUTTON_WIDTH,BUTTON_HEIGHT) |
| 212 | + #settings_btn.align(lv.ALIGN.RIGHT_MID,-PADDING_MEDIUM,0) |
| 213 | + #settings_label=lv.label(settings_btn) |
| 214 | + #settings_label.set_text(lv.SYMBOL.SETTINGS+" Settings") |
| 215 | + #settings_label.center() |
| 216 | + #def settings_event(e): |
| 217 | + # global drawer_open |
| 218 | + # close_drawer() |
| 219 | + |
| 220 | + #settings_btn.add_event_cb(settings_event,lv.EVENT.CLICKED,None) |
| 221 | + # |
| 222 | + launcher_btn=lv.button(drawer) |
| 223 | + launcher_btn.set_size(lv.pct(40),lv.SIZE_CONTENT) |
| 224 | + launcher_btn.align(lv.ALIGN.BOTTOM_LEFT,0,0) |
| 225 | + launcher_label=lv.label(launcher_btn) |
| 226 | + launcher_label.set_text(lv.SYMBOL.HOME+" Launcher") |
| 227 | + launcher_label.center() |
| 228 | + def launcher_event(e): |
| 229 | + print("Launcher button pressed!") |
| 230 | + global drawer_open |
| 231 | + close_drawer(True) |
| 232 | + show_launcher() |
| 233 | + |
| 234 | + launcher_btn.add_event_cb(launcher_event,lv.EVENT.CLICKED,None) |
| 235 | + # |
| 236 | + restart_btn=lv.button(drawer) |
| 237 | + restart_btn.set_size(lv.pct(40),lv.SIZE_CONTENT) |
| 238 | + restart_btn.align(lv.ALIGN.RIGHT_MID,0,0) |
| 239 | + restart_label=lv.label(restart_btn) |
| 240 | + restart_label.set_text(lv.SYMBOL.POWER+" Reset") |
| 241 | + restart_label.center() |
| 242 | + restart_btn.add_event_cb(lambda event: machine.reset(),lv.EVENT.CLICKED,None) |
| 243 | + |
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