cpp/openttd-patchpack/source Changeset - r15241:1536e1ddc5ef

Changeset - r15241:1536e1ddc5ef

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alberth - 14 years ago 2010-05-23 14:53:39
alberth@openttd.org

(svn r19886) -Add [FS#3705]: Perform window callback during mouse dragging for the purpose of highlighting the destination (sbr).

2 files changed with 26 insertions and 0 deletions:

src/window.cpp

src/window_gui.h

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src/window.cpp

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@@ @@ -1379,12 +1379,30 @@ static bool HandleDragDrop() @@
 	ResetObjectToPlace();
 	return false;
+}
 static bool HandleMouseDrag()
+{
 	if (_special_mouse_mode != WSM_DRAGDROP) return true;
 	if (!_left_button_down || (_cursor.delta.x == 0 && _cursor.delta.y == 0)) return true;
 	Window *w = GetCallbackWnd();
 	if (w != NULL) {
 		/* Send an event in client coordinates. */
 		Point pt;
 		pt.x = _cursor.pos.x - w->left;
 		pt.y = _cursor.pos.y - w->top;
 		w->OnMouseDrag(pt, GetWidgetFromPos(w, pt.x, pt.y));
+	}
 	return false;
+}
 static bool HandleMouseOver()
+{
 	Window *w = FindWindowFromPt(_cursor.pos.x, _cursor.pos.y);
 	/* We changed window, put a MOUSEOVER event to the last window */
 	if (_mouseover_last_w != NULL && _mouseover_last_w != w) {
@@ @@ -2054,12 +2072,13 @@ static void HandleKeyScrolling() @@
 static void MouseLoop(MouseClick click, int mousewheel)
+{
 	HandlePlacePresize();
 	UpdateTileSelection();
 	if (!VpHandlePlaceSizingDrag())  return;
 	if (!HandleMouseDrag())          return;
 	if (!HandleDragDrop())           return;
 	if (!HandleWindowDragging())     return;
 	if (!HandleScrollbarScrolling()) return;
 	if (!HandleViewportScroll())     return;
 	if (!HandleMouseOver())          return;

src/window_gui.h

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@@ @@ -654,12 +654,19 @@ public: @@
 	 * @param pt     the point inside the window that has been clicked.
 	 * @param widget the clicked widget.
 	 */
 	virtual void OnRightClick(Point pt, int widget) {}
 	/**
 	 * An 'object' is being dragged at the provided position, highlight the target if possible.
 	 * @param pt     The point inside the window that the mouse hovers over.
 	 * @param widget The widget the mouse hovers over.
 	 */
 	virtual void OnMouseDrag(Point pt, int widget) {}
 	/**
 	 * A dragged 'object' has been released.
 	 * @param pt     the point inside the window where the release took place.
 	 * @param widget the widget where the release took place.
 	 */
 	virtual void OnDragDrop(Point pt, int widget) {}

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