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mirror of https://github.com/s00500/ESPUI.git synced 2024-06-18 11:24:13 +00:00

Update example with vertical controls and more documentation

This commit is contained in:
Ian Gray 2022-01-28 16:47:19 +00:00
parent c12f97de48
commit a797ae1afa

View File

@ -3,7 +3,7 @@
* @author Ian Gray @iangray1000
*
* This is an example GUI to show off all of the features of ESPUI.
* This can be built using the Arduino IDE, or Platform IO.
* This can be built using the Arduino IDE, or PlatformIO.
*
* ---------------------------------------------------------------------------------------
* If you just want to see examples of the ESPUI code, jump down to the setUpUI() function
@ -59,65 +59,6 @@ volatile bool updates = false;
void setup() {
randomSeed(0);
Serial.begin(115200);
while(!Serial);
if(SLOW_BOOT) delay(5000); //Delay booting to give time to connect a serial monitor
connectWifi();
#if defined(ESP32)
WiFi.setSleep(false); //For the ESP32: turn off sleeping to increase UI responsivness (at the cost of power use)
#endif
setUpUI();
}
void loop() {
static long unsigned lastTime = 0;
//Send periodic updates if switcher is turned on
if(updates && millis() > lastTime + 500) {
static uint16_t sliderVal = 10;
//Flick this switcher on and off
ESPUI.updateSwitcher(mainSwitcher, ESPUI.getControl(mainSwitcher)->value.toInt() ? false : true);
sliderVal += 10;
if(sliderVal > 400) sliderVal = 10;
//Sliders, numbers, and labels can all be updated at will
ESPUI.updateSlider(mainSlider, sliderVal);
ESPUI.updateNumber(mainNumber, random(100000));
ESPUI.updateLabel(mainLabel, String(sliderVal));
lastTime = millis();
}
//Simple debug UART interface
if(Serial.available()) {
switch(Serial.read()) {
case 'w': //Print IP details
Serial.println(WiFi.localIP());
break;
case 'W': //Reconnect wifi
connectWifi();
break;
case 'C': //Force a crash (for testing exception decoder)
#if !defined(ESP32)
((void (*)())0xf00fdead)();
#endif
default:
Serial.print('#');
break;
}
}
#if !defined(ESP32)
//We don't need to call this explicitly on ESP32 but we do on 8266
MDNS.update();
#endif
}
// This is the main function which builds our GUI
void setUpUI() {
//Turn off verbose debugging
@ -221,7 +162,7 @@ void setUpUI() {
/*
* Tab: Grouped controls
* This tab shows how multiple control can be grouped into the same panel through the use of the
* parentControl value.
* parentControl value. This also shows how to add labels to grouped controls, and how to use vertical controls.
*-----------------------------------------------------------------------------------------------------------*/
auto grouptab = ESPUI.addControl(Tab, "", "Grouped controls");
@ -232,29 +173,36 @@ void setUpUI() {
ESPUI.addControl(Button, "", "Button B", Alizarin, groupbutton, generalCallback);
ESPUI.addControl(Button, "", "Button C", Alizarin, groupbutton, generalCallback);
//Sliders can be grouped as well
//To label each slider in the group, we are going add additional labels and give them custom CSS styles
//We need this CSS style rule, which will remove the label's background and ensure that it takes up the entire width of the panel
String clearLabelStyle = "background-color: unset; width: 100%;";
//First we add the main slider to create a panel
auto groupsliders = ESPUI.addControl(Slider, "Slider Group", "10", Dark, grouptab, generalCallback);
//Then we add a label and set its style to the clearLabelStyle. Here we've just given it the name "A"
ESPUI.setElementStyle(ESPUI.addControl(Label, "", "A", None, groupsliders), clearLabelStyle);
//We can now continue to add additional sliders and labels
ESPUI.addControl(Slider, "", "20", None, groupsliders, generalCallback);
ESPUI.setElementStyle(ESPUI.addControl(Label, "", "B", None, groupsliders), clearLabelStyle);
ESPUI.addControl(Slider, "", "30", None, groupsliders, generalCallback);
ESPUI.setElementStyle(ESPUI.addControl(Label, "", "C", None, groupsliders), clearLabelStyle);
//We can put 4 switchers next to each other, but as they lack labels it can be hard to see
//which is which. We can add labels to them with some label controls and styling.
//We can also usefully group switchers.
auto groupswitcher = ESPUI.addControl(Switcher, "Switcher Group", "0", Dark, grouptab, generalCallback);
ESPUI.addControl(Switcher, "", "1", Sunflower, groupswitcher, generalCallback);
ESPUI.addControl(Switcher, "", "0", Sunflower, groupswitcher, generalCallback);
ESPUI.addControl(Switcher, "", "1", Sunflower, groupswitcher, generalCallback);
//This label does nothing apart from put the next 4 onto the next line
//To label these switchers we need to first go onto a "new line" below the line of switchers
//To do this we add an empty label set to be clear and full width (with our clearLabelStyle)
ESPUI.setElementStyle(ESPUI.addControl(Label, "", "", None, groupswitcher), clearLabelStyle);
//They are set to the same width as a switcher so appear below them
String labelStyle = "width: 60px; margin-left: .3rem; margin-right: .3rem; background-color: unset;";
ESPUI.setElementStyle(ESPUI.addControl(Label, "", "A", None, groupswitcher), labelStyle);
ESPUI.setElementStyle(ESPUI.addControl(Label, "", "B", None, groupswitcher), labelStyle);
ESPUI.setElementStyle(ESPUI.addControl(Label, "", "C", None, groupswitcher), labelStyle);
ESPUI.setElementStyle(ESPUI.addControl(Label, "", "D", None, groupswitcher), labelStyle);
//We will now need another label style. This one sets its width to the same as a switcher (and turns off the background)
String switcherLabelStyle = "width: 60px; margin-left: .3rem; margin-right: .3rem; background-color: unset;";
//We can now just add the styled labels.
ESPUI.setElementStyle(ESPUI.addControl(Label, "", "A", None, groupswitcher), switcherLabelStyle);
ESPUI.setElementStyle(ESPUI.addControl(Label, "", "B", None, groupswitcher), switcherLabelStyle);
ESPUI.setElementStyle(ESPUI.addControl(Label, "", "C", None, groupswitcher), switcherLabelStyle);
ESPUI.setElementStyle(ESPUI.addControl(Label, "", "D", None, groupswitcher), switcherLabelStyle);
//You can mix and match different control types, but the results might sometimes
//need additional styling to lay out nicely.
@ -272,14 +220,26 @@ void setUpUI() {
ESPUI.setVertical(ESPUI.addControl(Switcher, "", "0", None, vertgroupswitcher, generalCallback));
ESPUI.setVertical(ESPUI.addControl(Switcher, "", "0", None, vertgroupswitcher, generalCallback));
ESPUI.setVertical(ESPUI.addControl(Switcher, "", "0", None, vertgroupswitcher, generalCallback));
//The mechanism for labelling vertical switchers is the same as we used above for horizontal ones
ESPUI.setElementStyle(ESPUI.addControl(Label, "", "", None, vertgroupswitcher), clearLabelStyle);
ESPUI.setElementStyle(ESPUI.addControl(Label, "", "A", None, vertgroupswitcher), switcherLabelStyle);
ESPUI.setElementStyle(ESPUI.addControl(Label, "", "B", None, vertgroupswitcher), switcherLabelStyle);
ESPUI.setElementStyle(ESPUI.addControl(Label, "", "C", None, vertgroupswitcher), switcherLabelStyle);
ESPUI.setElementStyle(ESPUI.addControl(Label, "", "D", None, vertgroupswitcher), switcherLabelStyle);
auto vertgroupslider = ESPUI.addControl(Slider, "Vertical Slider Group", "15", Dark, grouptab, generalCallback);
ESPUI.setVertical(vertgroupslider);
ESPUI.setVertical(ESPUI.addControl(Slider, "", "25", None, vertgroupslider, generalCallback));
ESPUI.setVertical(ESPUI.addControl(Slider, "", "35", None, vertgroupslider, generalCallback));
ESPUI.setVertical(ESPUI.addControl(Slider, "", "45", None, vertgroupslider, generalCallback));
//Note that combining vertical and horizontal sliders is going to result in very messy layout!
//The mechanism for labelling vertical sliders is the same as we used above for switchers
ESPUI.setElementStyle(ESPUI.addControl(Label, "", "", None, vertgroupslider), clearLabelStyle);
ESPUI.setElementStyle(ESPUI.addControl(Label, "", "A", None, vertgroupslider), switcherLabelStyle);
ESPUI.setElementStyle(ESPUI.addControl(Label, "", "B", None, vertgroupslider), switcherLabelStyle);
ESPUI.setElementStyle(ESPUI.addControl(Label, "", "C", None, vertgroupslider), switcherLabelStyle);
ESPUI.setElementStyle(ESPUI.addControl(Label, "", "D", None, vertgroupslider), switcherLabelStyle);
//Note that combining vertical and horizontal sliders is going to result in very messy layout!
/*
* Tab: Example UI
@ -401,6 +361,67 @@ void generalCallback(Control *sender, int type) {
}
void setup() {
randomSeed(0);
Serial.begin(115200);
while(!Serial);
if(SLOW_BOOT) delay(5000); //Delay booting to give time to connect a serial monitor
connectWifi();
#if defined(ESP32)
WiFi.setSleep(false); //For the ESP32: turn off sleeping to increase UI responsivness (at the cost of power use)
#endif
setUpUI();
}
void loop() {
static long unsigned lastTime = 0;
//Send periodic updates if switcher is turned on
if(updates && millis() > lastTime + 500) {
static uint16_t sliderVal = 10;
//Flick this switcher on and off
ESPUI.updateSwitcher(mainSwitcher, ESPUI.getControl(mainSwitcher)->value.toInt() ? false : true);
sliderVal += 10;
if(sliderVal > 400) sliderVal = 10;
//Sliders, numbers, and labels can all be updated at will
ESPUI.updateSlider(mainSlider, sliderVal);
ESPUI.updateNumber(mainNumber, random(100000));
ESPUI.updateLabel(mainLabel, String(sliderVal));
lastTime = millis();
}
//Simple debug UART interface
if(Serial.available()) {
switch(Serial.read()) {
case 'w': //Print IP details
Serial.println(WiFi.localIP());
break;
case 'W': //Reconnect wifi
connectWifi();
break;
case 'C': //Force a crash (for testing exception decoder)
#if !defined(ESP32)
((void (*)())0xf00fdead)();
#endif
default:
Serial.print('#');
break;
}
}
#if !defined(ESP32)
//We don't need to call this explicitly on ESP32 but we do on 8266
MDNS.update();
#endif
}
//Utilities
//
//If you are here just to see examples of how to use ESPUI, you can ignore the following functions