Ken Van Hoeylandt 85a6ad3bbe
Keyboard improvements (#240)
- Renamed various keyboard functions so it's easier to differentiate hardware versus software keyboard functionality
- Created `Tactility/lvgl/Keyboard.h` as a proxy  for the internal `Gui` service.
- Implemented `tt_lvgl_keyboard.h` in `TactilityC`.
2025-03-10 00:21:49 +01:00

67 lines
1.7 KiB
C++

#include "Tactility/lvgl/Keyboard.h"
#include "Tactility/Check.h"
#include "Tactility/lvgl/LvglSync.h"
#include "Tactility/service/gui/Gui.h"
#include <Tactility/TactilityConfig.h>
namespace tt::service::gui {
extern Gui* gui;
static void show_keyboard(lv_event_t* event) {
lv_obj_t* target = lv_event_get_current_target_obj(event);
softwareKeyboardShow(target);
lv_obj_scroll_to_view(target, LV_ANIM_ON);
}
static void hide_keyboard(TT_UNUSED lv_event_t* event) {
softwareKeyboardHide();
}
bool softwareKeyboardIsEnabled() {
return !lvgl::hardware_keyboard_is_available() || TT_CONFIG_FORCE_ONSCREEN_KEYBOARD;
}
void softwareKeyboardShow(lv_obj_t* textarea) {
lock();
if (gui->keyboard) {
lv_obj_clear_flag(gui->keyboard, LV_OBJ_FLAG_HIDDEN);
lv_keyboard_set_textarea(gui->keyboard, textarea);
}
unlock();
}
void softwareKeyboardHide() {
lock();
if (gui->keyboard) {
lv_obj_add_flag(gui->keyboard, LV_OBJ_FLAG_HIDDEN);
}
unlock();
}
void keyboardAddTextArea(lv_obj_t* textarea) {
lock();
tt_check(lvgl::lock(0), "lvgl should already be locked before calling this method");
if (softwareKeyboardIsEnabled()) {
lv_obj_add_event_cb(textarea, show_keyboard, LV_EVENT_FOCUSED, nullptr);
lv_obj_add_event_cb(textarea, hide_keyboard, LV_EVENT_DEFOCUSED, nullptr);
lv_obj_add_event_cb(textarea, hide_keyboard, LV_EVENT_READY, nullptr);
}
// lv_obj_t auto-remove themselves from the group when they are destroyed (last checked in LVGL 8.3)
lv_group_add_obj(gui->keyboardGroup, textarea);
lvgl::software_keyboard_activate(gui->keyboardGroup);
lvgl::unlock();
unlock();
}
} // namespace