private void ShowEditor()
{
GUILayout.BeginHorizontal();
GUILayout.Label(useContinuationPrompt ? Shell.CONTINUATION_PROMPT : Shell.MAIN_PROMPT, EditorStyles.wordWrappedLabel, GUILayout.Width(37));
lnEditorState.text = codeToProcess;
lnEditorState = UnityREPLHelper.NumberedTextArea(editorControlName, lnEditorState);
codeToProcess = lnEditorState.text;
GUILayout.EndHorizontal();
}
private void ShowEditor()
{
GUILayout.BeginHorizontal();
GUILayout.Label(useContinuationPrompt ? Shell.CONTINUATION_PROMPT : Shell.MAIN_PROMPT, EditorStyles.wordWrappedLabel, GUILayout.Width(37));
lnEditorState.text = codeToProcess;
lnEditorState = UnityREPLHelper.NumberedTextArea(editorControlName, lnEditorState);
codeToProcess = lnEditorState.text;
GUILayout.EndHorizontal();
}
public static NumberedEditorState NumberedTextArea(string controlName, NumberedEditorState editorState)
{
// This is a WAG about Unity's box model. Seems to work though, so... yeah.
float effectiveWidgetHeight = 7 * GUI.skin.label.lineHeight
+ GUI.skin.label.padding.top + GUI.skin.label.padding.bottom;
Rect r = EditorGUILayout.BeginVertical();
if(r.width > 0) {
editorState.scrollViewWidth = r.width;
editorState.scrollViewHeight = r.height;
}
editorState.scrollPos = GUILayout.BeginScrollView(editorState.scrollPos, false, false, CachedStyle("HorizontalScrollbar"), CachedStyle("VerticalScrollbar"), CachedStyle("TextField"), GUILayout.Height(effectiveWidgetHeight));
GUILayout.BeginHorizontal();
GUILayout.Label(editorState.lineNumberingContent, NumberedEditorStyles.LineNumbering);
GUIContent txt = new GUIContent(editorState.text);
GUIContent dTxt = new GUIContent(editorState.dummyText);
float minW, maxW;
NumberedEditorStyles.NumberedEditor.CalcMinMaxWidth(dTxt, out minW, out maxW);
GUI.SetNextControlName(controlName);
Rect editorRect = GUILayoutUtility.GetRect(txt, NumberedEditorStyles.NumberedEditor, GUILayout.Width(maxW));
editorRect.width = maxW;
bool wasMouseDrag = Event.current.type == EventType.MouseDrag;
bool wasRelevantEvent = wasMouseDrag || Event.current.type == EventType.KeyDown;
editorState.text = GUI.TextField(editorRect, editorState.text, NumberedEditorStyles.NumberedEditor);
if((GUI.GetNameOfFocusedControl() == controlName) &&
wasRelevantEvent) {
int editorId = GUIUtility.keyboardControl;
TextEditor te = GUIUtility.QueryStateObject(typeof(System.Object), editorId) as TextEditor;
int pos = te.cursorIndex; // TODO: How does this play with keyboard selection? We want the actual cursor pos, not necessarily the right-end.
if(pos != editorState.lastPos) {
Vector2 cursorPixelPos = NumberedEditorStyles.NumberedEditor.GetCursorPixelPosition(editorRect, txt, pos);
cursorPixelPos.y -= 1; // 0-align...
float yBuffer = NumberedEditorStyles.NumberedEditor.lineHeight * 2;
float xBuffer = 40f; // TODO: Make this a little less arbitrary?
if(wasMouseDrag) {
yBuffer = 0;
xBuffer = 0;
}
if(editorState.scrollViewWidth > 0) {
if(cursorPixelPos.y + yBuffer > editorState.scrollPos.y + editorState.scrollViewHeight - NumberedEditorStyles.NumberedEditor.lineHeight)
editorState.scrollPos.y = cursorPixelPos.y + yBuffer + NumberedEditorStyles.NumberedEditor.lineHeight - editorState.scrollViewHeight;
if(cursorPixelPos.y - yBuffer < editorState.scrollPos.y)
editorState.scrollPos.y = cursorPixelPos.y - yBuffer;
if(cursorPixelPos.x + xBuffer > editorState.scrollPos.x + editorState.scrollViewWidth)
editorState.scrollPos.x = cursorPixelPos.x + xBuffer - editorState.scrollViewWidth;
if(cursorPixelPos.x - xBuffer < editorState.scrollPos.x)
editorState.scrollPos.x = cursorPixelPos.x - xBuffer;
}
}
editorState.lastPos = pos;
}
GUILayout.EndHorizontal();
GUILayout.EndScrollView();
EditorGUILayout.EndVertical();
return editorState;
}
public static NumberedEditorState NumberedTextArea(string controlName, NumberedEditorState editorState)
{
// This is a WAG about Unity's box model. Seems to work though, so... yeah.
float effectiveWidgetHeight = 7 * GUI.skin.label.lineHeight
+ GUI.skin.label.padding.top + GUI.skin.label.padding.bottom
;
Rect r = EditorGUILayout.BeginVertical();
if (r.width > 0)
{
editorState.scrollViewWidth = r.width;
editorState.scrollViewHeight = r.height;
}
editorState.scrollPos = GUILayout.BeginScrollView(editorState.scrollPos, false, false, CachedStyle("HorizontalScrollbar"), CachedStyle("VerticalScrollbar"), CachedStyle("TextField"), GUILayout.Height(effectiveWidgetHeight));
GUILayout.BeginHorizontal();
GUILayout.Label(editorState.lineNumberingContent, NumberedEditorStyles.LineNumbering);
GUIContent txt = new GUIContent(editorState.text);
GUIContent dTxt = new GUIContent(editorState.dummyText);
float minW, maxW;
NumberedEditorStyles.NumberedEditor.CalcMinMaxWidth(dTxt, out minW, out maxW);
GUI.SetNextControlName(controlName);
Rect editorRect = GUILayoutUtility.GetRect(txt, NumberedEditorStyles.NumberedEditor, GUILayout.Width(maxW));
editorRect.width = maxW;
bool wasMouseDrag = Event.current.type == EventType.MouseDrag;
bool wasRelevantEvent = wasMouseDrag || Event.current.type == EventType.KeyDown;
editorState.text = GUI.TextField(editorRect, editorState.text, NumberedEditorStyles.NumberedEditor);
if ((GUI.GetNameOfFocusedControl() == controlName) &&
wasRelevantEvent)
{
int editorId = GUIUtility.keyboardControl;
TextEditor te = GUIUtility.QueryStateObject(typeof(System.Object), editorId) as TextEditor;
int pos = te.pos; // TODO: How does this play with keyboard selection? We want the actual cursor pos, not necessarily the right-end.
if (pos != editorState.lastPos)
{
Vector2 cursorPixelPos = NumberedEditorStyles.NumberedEditor.GetCursorPixelPosition(editorRect, txt, pos);
cursorPixelPos.y -= 1; // 0-align...
float yBuffer = NumberedEditorStyles.NumberedEditor.lineHeight * 2;
float xBuffer = 40f; // TODO: Make this a little less arbitrary?
if (wasMouseDrag)
{
yBuffer = 0;
xBuffer = 0;
}
if (editorState.scrollViewWidth > 0)
{
if (cursorPixelPos.y + yBuffer > editorState.scrollPos.y + editorState.scrollViewHeight - NumberedEditorStyles.NumberedEditor.lineHeight)
{
editorState.scrollPos.y = cursorPixelPos.y + yBuffer + NumberedEditorStyles.NumberedEditor.lineHeight - editorState.scrollViewHeight;
}
if (cursorPixelPos.y - yBuffer < editorState.scrollPos.y)
{
editorState.scrollPos.y = cursorPixelPos.y - yBuffer;
}
if (cursorPixelPos.x + xBuffer > editorState.scrollPos.x + editorState.scrollViewWidth)
{
editorState.scrollPos.x = cursorPixelPos.x + xBuffer - editorState.scrollViewWidth;
}
if (cursorPixelPos.x - xBuffer < editorState.scrollPos.x)
{
editorState.scrollPos.x = cursorPixelPos.x - xBuffer;
}
}
}
editorState.lastPos = pos;
}
GUILayout.EndHorizontal();
GUILayout.EndScrollView();
EditorGUILayout.EndVertical();
return(editorState);
}
