Implement SCN_AUTOCSELECTIONCHANGE notification.

2 files changed, 32 insertions, 6 deletions

diff --git a/src/ScintillaBase.cxx b/src/ScintillaBase.cxx
index 3979354eb..2da142462 100644
--- a/src/ScintillaBase.cxx
+++ b/src/ScintillaBase.cxx
@@ -202,9 +202,15 @@ int ScintillaBase::KeyCommand(unsigned int iMessage) {
 	return Editor::KeyCommand(iMessage);
 }
 
-void ScintillaBase::AutoCompleteDoubleClick(void *p) {
-	ScintillaBase *sci = static_cast<ScintillaBase *>(p);
-	sci->AutoCompleteCompleted(0, SC_AC_DOUBLECLICK);
+void ScintillaBase::ListNotify(ListBoxEvent *plbe) {
+	switch (plbe->event) {
+	case ListBoxEvent::EventType::selectionChange:
+		AutoCompleteSelection();
+		break;
+	case ListBoxEvent::EventType::doubleClick:
+		AutoCompleteCompleted(0, SC_AC_DOUBLECLICK);
+		break;
+	}
 }
 
 void ScintillaBase::AutoCompleteInsert(Sci::Position startPos, int removeLen, const char *text, int textLen) {
@@ -293,7 +299,7 @@ void ScintillaBase::AutoCompleteStart(int lenEntered, const char *list) {
 	ac.lb->SetFont(vs.styles[STYLE_DEFAULT].font);
 	unsigned int aveCharWidth = static_cast<unsigned int>(vs.styles[STYLE_DEFAULT].aveCharWidth);
 	ac.lb->SetAverageCharWidth(aveCharWidth);
-	ac.lb->SetDoubleClickAction(AutoCompleteDoubleClick, this);
+	ac.lb->SetDelegate(this);
 
 	ac.SetList(list ? list : "");
 
@@ -340,6 +346,25 @@ void ScintillaBase::AutoCompleteMoveToCurrentWord() {
 	ac.Select(wordCurrent.c_str());
 }
 
+void ScintillaBase::AutoCompleteSelection() {
+	int item = ac.GetSelection();
+	std::string selected;
+	if (item != -1) {
+		selected = ac.GetValue(item);
+	}
+
+	SCNotification scn = {};
+	scn.nmhdr.code = SCN_AUTOCSELECTIONCHANGE;
+	scn.message = 0;
+	scn.wParam = listType;
+	scn.listType = listType;
+	Sci::Position firstPos = ac.posStart - ac.startLen;
+	scn.position = firstPos;
+	scn.lParam = firstPos;
+	scn.text = selected.c_str();
+	NotifyParent(scn);
+}
+
 void ScintillaBase::AutoCompleteCharacterAdded(char ch) {
 	if (ac.IsFillUpChar(ch)) {
 		AutoCompleteCompleted(ch, SC_AC_FILLUP);
diff --git a/src/ScintillaBase.h b/src/ScintillaBase.h
index cd8a1f5a1..9b8f08ae3 100644
--- a/src/ScintillaBase.h
+++ b/src/ScintillaBase.h
@@ -18,7 +18,7 @@ class LexState;
 
 /**
  */
-class ScintillaBase : public Editor {
+class ScintillaBase : public Editor, IListBoxDelegate {
 protected:
 	/** Enumeration of commands and child windows. */
 	enum {
@@ -76,7 +76,8 @@ protected:
 	void AutoCompleteCharacterDeleted();
 	void AutoCompleteCompleted(char ch, unsigned int completionMethod);
 	void AutoCompleteMoveToCurrentWord();
-	static void AutoCompleteDoubleClick(void *p);
+	void AutoCompleteSelection();
+	void ListNotify(ListBoxEvent *plbe) override;
 
 	void CallTipClick();
 	void CallTipShow(Point pt, const char *defn);