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Code Issues Releases Activity

Added an example for using the new extended parameter callback

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This commit is contained in:
Martin Mueller
2022-06-11 10:56:35 -04:00
parent 1419b2dec0
commit 511840fa97
5 changed files with 33 additions and 11 deletions
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21
examples/completeExample/completeExample.cpp
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@ -49,6 +49,7 @@ void getTimeCallback(Control *sender, int type);
void graphAddCallback(Control *sender, int type);
void graphClearCallback(Control *sender, int type);
void randomString(char *buf, int len);
void extendedCallback(Control* sender, int type, void* param);
//UI handles
uint16_t wifi_ssid_text, wifi_pass_text;
@ -81,7 +82,7 @@ void setUpUI() {
auto maintab = ESPUI.addControl(Tab, "", "Basic controls");
ESPUI.addControl(Separator, "General controls", "", None, maintab);
ESPUI.addControl(Button, "Button", "Button 1", Alizarin, maintab, generalCallback);
ESPUI.addControl(Button, "Button", "Button 1", Alizarin, maintab, extendedCallback, (void*)19);
mainLabel = ESPUI.addControl(Label, "Label", "Label text", Emerald, maintab, generalCallback);
mainSwitcher = ESPUI.addControl(Switcher, "Switcher", "", Sunflower, maintab, generalCallback);
@ -360,7 +361,23 @@ void generalCallback(Control *sender, int type) {
Serial.println(sender->value);
}
// Most elements in this test UI are assigned this generic callback which prints some
// basic information. Event types are defined in ESPUI.h
// The extended param can be used to hold a pointer to additional information
// or for C++ it can be used to return a this pointer for quick access
// using a lambda function
void extendedCallback(Control* sender, int type, void* param)
{
Serial.print("CB: id(");
Serial.print(sender->id);
Serial.print(") Type(");
Serial.print(type);
Serial.print(") '");
Serial.print(sender->label);
Serial.print("' = ");
Serial.println(sender->value);
Serial.println(String("param = ") + String((int)param));
}
void setup() {
randomSeed(0);