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(svn r20458) -Codechange: Move Scrollbar from window.cpp to widget.cpp

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frosch
2010-08-12 09:11:12 +00:00
parent 57c063250f
commit 55bd5de43d
4 changed files with 158 additions and 158 deletions
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32
src/window.cpp
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@@ -97,38 +97,6 @@ int Window::GetRowFromWidget(int clickpos, int widget, int padding, int line_hei
return (clickpos - (int)wid->pos_y - padding) / line_height;
}
/**
* Compute the row of a scrolled widget that a user clicked in.
* @param clickpos Vertical position of the mouse click (without taking scrolling into account).
* @param widget Widget number of the widget clicked in.
* @param padding Amount of empty space between the widget edge and the top of the first row. Default value is \c 0.
* @param line_height Height of a single row. A negative value means using the vertical resize step of the widget.
* @return Row number clicked at. If clicked at a wrong position, #INT_MAX is returned.
*/
int Scrollbar::GetScrolledRowFromWidget(int clickpos, const Window * const w, int widget, int padding, int line_height) const
{
uint pos = w->GetRowFromWidget(clickpos, widget, padding, line_height);
if (pos != INT_MAX) pos += this->GetPosition();
return (pos >= this->GetCount()) ? INT_MAX : pos;
}
/**
* Set capacity of visible elements from the size and resize properties of a widget.
* @param w Window.
* @param widget Widget with size and resize properties.
* @param padding Padding to subtract from the size.
* @note Updates the position if needed.
*/
void Scrollbar::SetCapacityFromWidget(Window *w, int widget, int padding)
{
NWidgetBase *nwid = w->GetWidget<NWidgetBase>(widget);
if (this->is_vertical) {
this->SetCapacity(((int)nwid->current_y - padding) / (int)nwid->resize_y);
} else {
this->SetCapacity(((int)nwid->current_x - padding) / (int)nwid->resize_x);
}
}
/**
* Return the Scrollbar to a widget index.
* @param widnum Scrollbar widget index