Refactor app loading and window management (#609)

TactilityC/Include/tt_app_alertdialog.h

@@ -1,7 +1,6 @@
 #pragma once
 
-#include "tt_app.h"
-#include "tt_bundle.h"
+#include <app/manager.h>
 
 #ifdef __cplusplus
 extern "C" {
@@ -11,18 +10,18 @@ extern "C" {
 
 /**
  * Show a dialog with the provided title, message and 0, 1 or more buttons.
+ * @warning AlertDialog is now a new-model app (see Modules/app-module); it delivers its result
+ * via APP_EVENT_RESULT to a caller's app_instance_id, which side-loaded ELF apps don't have.
+ * The dialog will show, but this app's onResult callback will NOT be invoked with the button
+ * that was pressed - there is currently no bridge back to the old ELF app result mechanism.
+ * @param[in] parent_id parent app ID or 0
  * @param[in] title the title to show in the toolbar
  * @param[in] message the message to display
  * @param[in] buttonLabels the buttons to show, or null when there are none to show
  * @param[in] buttonLabelCount the amount of buttons (0 or more)
- * @return the launch ID of the dialog, which can be compared in onResult to identify the source
+ * @return the launch ID of the dialog (kept for source compatibility; no onResult will follow)
  */
-AppLaunchId tt_app_alertdialog_start(const char* title, const char* message, const char* buttonLabels[], uint32_t buttonLabelCount);
-
-/**
- * @return the index of the button that was clicked (the index in the array when start() was called)
- */
-int32_t tt_app_alertdialog_get_result_index(BundleHandle handle);
+AppInstanceId tt_app_alertdialog_start(AppInstanceId parent_id, const char* title, const char* message, const char* buttonLabels[], uint32_t buttonLabelCount);
 
 #ifdef __cplusplus
 }