| OpenTTD
    | 
Baseclass for container widgets. More...
#include <widget_type.h>
 
  
 | Public Member Functions | |
| NWidgetContainer (WidgetType tp) | |
| Constructor container baseclass. | |
| void | Add (NWidgetBase *wid) | 
| Append widget wid to container. | |
| void | FillNestedArray (NWidgetBase **array, uint length) | 
| bool | IsEmpty () | 
| Return whether the container is empty. | |
| NWidgetBase * | GetWidgetOfType (WidgetType tp) | 
| Retrieve a widget by its type. | |
|  Public Member Functions inherited from NWidgetBase | |
| NWidgetBase (WidgetType tp) | |
| Base class constructor. | |
| virtual void | SetupSmallestSize (Window *w, bool init_array)=0 | 
| Compute smallest size needed by the widget. | |
| virtual void | AssignSizePosition (SizingType sizing, uint x, uint y, uint given_width, uint given_height, bool rtl)=0 | 
| Assign size and position to the widget. | |
| virtual NWidgetCore * | GetWidgetFromPos (int x, int y)=0 | 
| Retrieve a widget by its position. | |
| virtual bool | IsHighlighted () const | 
| virtual TextColour | GetHighlightColour () const | 
| virtual void | SetHighlighted (TextColour highlight_colour) | 
| void | SetPadding (uint8 top, uint8 right, uint8 bottom, uint8 left) | 
| Set additional space (padding) around the widget. | |
| uint | GetHorizontalStepSize (SizingType sizing) const | 
| Get the horizontal sizing step. | |
| uint | GetVerticalStepSize (SizingType sizing) const | 
| Get the vertical sizing step. | |
| virtual void | Draw (const Window *w)=0 | 
| Draw the widgets of the tree. | |
| virtual void | SetDirty (const Window *w) const | 
| Mark the widget as 'dirty' (in need of repaint). | |
|  Public Member Functions inherited from ZeroedMemoryAllocator | |
| void * | operator new (size_t size) | 
| Memory allocator for a single class instance. | |
| void * | operator new[] (size_t size) | 
| Memory allocator for an array of class instances. | |
| void | operator delete (void *ptr) | 
| Memory release for a single class instance. | |
| void | operator delete[] (void *ptr) | 
| Memory release for an array of class instances. | |
| Protected Attributes | |
| NWidgetBase * | head | 
| Pointer to first widget in container. | |
| NWidgetBase * | tail | 
| Pointer to last widget in container. | |
| Additional Inherited Members | |
|  Data Fields inherited from NWidgetBase | |
| WidgetType | type | 
| Type of the widget / nested widget. | |
| uint | fill_x | 
| Horizontal fill stepsize (from initial size, 0means not resizable). | |
| uint | fill_y | 
| Vertical fill stepsize (from initial size, 0means not resizable). | |
| uint | resize_x | 
| Horizontal resize step ( 0means not resizable). | |
| uint | resize_y | 
| Vertical resize step ( 0means not resizable). | |
| uint | smallest_x | 
| Smallest horizontal size of the widget in a filled window. | |
| uint | smallest_y | 
| Smallest vertical size of the widget in a filled window. | |
| uint | current_x | 
| Current horizontal size (after resizing). | |
| uint | current_y | 
| Current vertical size (after resizing). | |
| uint | pos_x | 
| Horizontal position of top-left corner of the widget in the window. | |
| uint | pos_y | 
| Vertical position of top-left corner of the widget in the window. | |
| NWidgetBase * | next | 
| Pointer to next widget in container. Managed by parent container widget. | |
| NWidgetBase * | prev | 
| Pointer to previous widget in container. Managed by parent container widget. | |
| uint8 | padding_top | 
| Paddings added to the top of the widget. Managed by parent container widget. | |
| uint8 | padding_right | 
| Paddings added to the right of the widget. Managed by parent container widget. (parent container may swap this with padding_left for RTL) | |
| uint8 | padding_bottom | 
| Paddings added to the bottom of the widget. Managed by parent container widget. | |
| uint8 | padding_left | 
| Paddings added to the left of the widget. Managed by parent container widget. (parent container may swap this with padding_right for RTL) | |
|  Protected Member Functions inherited from NWidgetBase | |
| void | StoreSizePosition (SizingType sizing, uint x, uint y, uint given_width, uint given_height) | 
| Store size and position. | |
Baseclass for container widgets.
Definition at line 368 of file widget_type.h.
| NWidgetContainer::NWidgetContainer | ( | WidgetType | tp | ) | 
Constructor container baseclass.
| tp | Type of the container. | 
Definition at line 913 of file widget.cpp.
| void NWidgetContainer::Add | ( | NWidgetBase * | wid | ) | 
Append widget wid to container.
| wid | Widget to append. | 
Definition at line 943 of file widget.cpp.
References head, NWidgetBase::next, NWidgetBase::prev, and tail.
Referenced by NWidgetBackground::Add(), AddKey(), CargoWidgets(), MakeCargoButtons(), MakeCompanyButtonRows(), MakeMainToolbar(), MakeNWidgetCompanyLines(), MakePerformanceDetailPanels(), MakeWidgetTree(), and MakeWindowNWidgetTree().
| 
 | virtual | 
Retrieve a widget by its type.
| tp | Widget type to search for. | 
NULL if no widget can be found. Reimplemented from NWidgetBase.
Definition at line 929 of file widget.cpp.
References NWidgetBase::GetWidgetOfType(), head, NWidgetBase::next, and NWidgetBase::type.
Referenced by NWidgetBackground::GetWidgetOfType(), and MakeWindowNWidgetTree().
| 
 | inline | 
Return whether the container is empty.
Definition at line 377 of file widget_type.h.
References head.
Referenced by AddKey().
 1.8.1.2
 1.8.1.2