GRAPHICS: MACGUI: Event processing code for text selection in MacTextWindow

graphics/macgui/mactext.cpp

@@ -445,4 +445,8 @@ void MacText::removeLastLine() {
 	_textMaxHeight -= h;
 }
 
+void MacText::getRowCol(int x, int y, int *col, int *row) {
+	warning("getRowCol(%d, %d, ...)", x, y);
+}
+
 } // End of namespace Graphics

graphics/macgui/mactext.h

@@ -113,6 +113,8 @@ public:
 	void render();
 	Graphics::ManagedSurface *getSurface() { return _surface; }
 
+	void getRowCol(int x, int y, int *col, int *row);
+
 private:
 	void splitString(Common::String &s);
 	void render(int from, int to);

graphics/macgui/mactextwindow.cpp

@@ -54,6 +54,7 @@ MacTextWindow::MacTextWindow(MacWindowManager *wm, const MacFont *font, int fgco
 	_maxWidth = maxWidth;
 
 	_inputIsDirty = true;
+	_inTextSelection = false;
 
 	_scrollPos = 0;
 
@@ -225,9 +226,71 @@ bool MacTextWindow::processEvent(Common::Event &event) {
 		return false;
 	}
 
+	if (click == kBorderInner) {
+		if (event.type == Common::EVENT_LBUTTONDOWN) {
+			startMarking(event.mouse.x, event.mouse.y);
+
+			return true;
+		} else if (event.type == Common::EVENT_LBUTTONUP) {
+			if (_inTextSelection) {
+				_inTextSelection = false;
+
+				if (_selectedText.endY == -1 ||
+						(_selectedText.endX == _selectedText.startX && _selectedText.endY == _selectedText.startY)) {
+					_selectedText.startY = _selectedText.endY = -1;
+					_contentIsDirty = true;
+					//_menu->enableCommand(kMenuEdit, kMenuActionCopy, false);
+				} else {
+					//_menu->enableCommand(kMenuEdit, kMenuActionCopy, true);
+
+					bool cutAllowed = false;
+
+					if (_selectedText.startY == _selectedText.endY && _selectedText.startY == _mactext->getLineCount() - 1)
+						cutAllowed = true;
+
+					//_menu->enableCommand(kMenuEdit, kMenuActionCut, cutAllowed);
+					//_menu->enableCommand(kMenuEdit, kMenuActionClear, cutAllowed);
+				}
+			}
+
+			return true;
+		} else if (event.type == Common::EVENT_MOUSEMOVE) {
+			if (_inTextSelection) {
+				updateTextSelection(event.mouse.x, event.mouse.y);
+				return true;
+			}
+		}
+
+		return false;
+	}
+
 	return MacWindow::processEvent(event);
 }
 
+void MacTextWindow::startMarking(int x, int y) {
+	x -= getInnerDimensions().left;
+	y -= getInnerDimensions().top;
+
+	y += _scrollPos;
+
+	_mactext->getRowCol(x, y, &_selectedText.startX, &_selectedText.startY);
+
+	_selectedText.endY = -1;
+
+	_inTextSelection = true;
+}
+
+void MacTextWindow::updateTextSelection(int x, int y) {
+	x -= getInnerDimensions().left;
+	y -= getInnerDimensions().top;
+
+	y += _scrollPos;
+
+	_mactext->getRowCol(x, y, &_selectedText.endX, &_selectedText.endY);
+
+	_contentIsDirty = true;
+}
+
 void MacTextWindow::undrawInput() {
 	for (uint i = 0; i < _inputTextHeight; i++)
 		_mactext->removeLastLine();

graphics/macgui/mactextwindow.h

@@ -71,6 +71,9 @@ private:
 	void drawInput();
 	void updateCursorPos();
 
+	void startMarking(int x, int y);
+	void updateTextSelection(int x, int y);
+
 public:
 	int _cursorX, _cursorY;
 	bool _cursorState;
@@ -88,6 +91,7 @@ private:
 
 	ManagedSurface *_cursorSurface;
 
+	bool _inTextSelection;
 	SelectedText _selectedText;
 
 	int _maxWidth;