# BuildRailToolbarWindow Struct Reference

Based on the widget clicked, update the status of the 'remove' button. More...

Inheritance diagram for BuildRailToolbarWindow:

## Public Member Functions
| BuildRailToolbarWindow (const WindowDesc *desc, WindowNumber window_number, RailType railtype)
void | SetupRailToolbar (RailType railtype)
| Configures the rail toolbar for railtype given.
void | ModifyRailType (RailType railtype)
| Switch to another rail type.
void | UpdateRemoveWidgetStatus (int clicked_widget)
virtual void | SetStringParameters (int widget) const
| Initialize string parameters for a widget.
virtual void | OnPaint ()
| The window must be repainted.
virtual void | OnClick (Point pt, int widget, int click_count)
| A click with the left mouse button has been made on the window.
virtual EventState | OnKeyPress (uint16 key, uint16 keycode)
| A key has been pressed.
virtual void | OnPlaceObject (Point pt, TileIndex tile)
| The user clicked some place on the map when a tile highlight mode has been set.
virtual void | OnPlaceDrag (ViewportPlaceMethod select_method, ViewportDragDropSelectionProcess select_proc, Point pt)
| The user is dragging over the map when the tile highlight mode has been set.
virtual void | OnPlaceMouseUp (ViewportPlaceMethod select_method, ViewportDragDropSelectionProcess select_proc, Point pt, TileIndex start_tile, TileIndex end_tile)
| The user has dragged over the map when the tile highlight mode has been set.
virtual void | OnPlaceObjectAbort ()
| The user cancelled a tile highlight mode that has been set.
virtual void | OnPlacePresize (Point pt, TileIndex tile)
| The user moves over the map when a tile highlight mode has been set when the special mouse mode has been set to 'PRESIZE' mode.
virtual EventState | OnCTRLStateChange ()
| The state of the control key has changed.
## Data Fields
RailType | railtype

## Detailed Description

Based on the widget clicked, update the status of the 'remove' button.

Parameters:

  | w | Rail toolbar window
  | clicked_widget | Widget clicked in the toolbar

Definition at line 619 of file rail_gui.cpp.

## Member Function Documentation

void BuildRailToolbarWindow::ModifyRailType | ( | RailType | railtype | ) | `[inline]`

Switch to another rail type.

Parameters:

  | railtype | New rail type.

Definition at line 659 of file rail_gui.cpp.

References Window::ReInit(), and SetupRailToolbar().

Referenced by ReinitGuiAfterToggleElrail(), and SetDefaultRailGui().

virtual void BuildRailToolbarWindow::OnClick | ( | Point | pt,
|  | int | widget,
|  | int | click_count |
| ) |  |  | `[inline, virtual]`

A click with the left mouse button has been made on the window.

Parameters:

  | pt | the point inside the window that has been clicked.
  | widget | the clicked widget.
  | click_count | Number of fast consecutive clicks at same position

Reimplemented from Window.

Definition at line 709 of file rail_gui.cpp.

References _ctrl_pressed, _remove_button_clicked, RailBuildingGUIButtonData::click_proc, and RailToolbar_CtrlChanged().

virtual EventState BuildRailToolbarWindow::OnCTRLStateChange | ( |  | ) | `[inline, virtual]`

The state of the control key has changed.

Returns:
  ES_HANDLED if the change has been handled and no other window should receive the event.

Reimplemented from Window.

Definition at line 821 of file rail_gui.cpp.

References RailToolbar_CtrlChanged().

virtual EventState BuildRailToolbarWindow::OnKeyPress | ( | uint16 | key,
|  | uint16 | keycode |
| ) |  |  | `[inline, virtual]`

A key has been pressed.

Parameters:

  | key | the Unicode value of the key.
  | keycode | the untranslated key code including shift state.

Returns:
  ES_HANDLED if the key press has been handled and no other window should receive the event.

Reimplemented from Window.

Definition at line 719 of file rail_gui.cpp.

References _ctrl_pressed, _remove_button_clicked, RailBuildingGUIButtonData::click_proc, Window::ES_HANDLED, Window::ES_NOT_HANDLED, lengthof, MarkTileDirtyByTile(), and RailToolbar_CtrlChanged().

virtual void BuildRailToolbarWindow::OnPaint | ( |  | ) | `[inline, virtual]`

The window must be repainted.

Note:
  This method should not change any state, it should only use drawing functions.

Reimplemented from Window.

Definition at line 704 of file rail_gui.cpp.

References Window::DrawWidgets().

virtual void BuildRailToolbarWindow::OnPlaceDrag | ( | ViewportPlaceMethod | select_method,
|  | ViewportDragDropSelectionProcess | select_proc,
|  | Point | pt |
| ) |  |  | `[inline, virtual]`

The user is dragging over the map when the tile highlight mode has been set.

Parameters:

  | select_method | the method of selection (allowed directions)
  | select_proc | what will be created when the drag is over.
  | pt | the exact point on the map where the mouse is.

Reimplemented from Window.

Definition at line 741 of file rail_gui.cpp.

References _convert_signal_button, FindWindowById(), Window::IsWidgetLowered(), and VpSelectTilesWithMethod().

virtual void BuildRailToolbarWindow::OnPlaceMouseUp | ( | ViewportPlaceMethod | select_method,
|  | ViewportDragDropSelectionProcess | select_proc,
|  | Point | pt,
|  | TileIndex | start_tile,
|  | TileIndex | end_tile |
| ) |  |  | `[inline, virtual]`

The user has dragged over the map when the tile highlight mode has been set.

Parameters:

  | select_method | the method of selection (allowed directions)
  | select_proc | what should be created.
  | pt | the exact point on the map where the mouse was released.
  | start_tile | the begin tile of the drag.
  | end_tile | the end tile of the drag.

Reimplemented from Window.

Definition at line 749 of file rail_gui.cpp.

References _ctrl_pressed, _cur_railtype, _cur_waypoint_type, _remove_button_clicked, _settings_client, AXIS_X, AXIS_Y, CMD_BUILD_RAIL_WAYPOINT, CMD_CONVERT_RAIL, CMD_MSG, CMD_REMOVE_FROM_RAIL_STATION, CMD_REMOVE_FROM_RAIL_WAYPOINT, DDSP_BUILD_BRIDGE, DDSP_BUILD_SIGNALS, DDSP_BUILD_STATION, DDSP_CONVERT_RAIL, DDSP_DEMOLISH_AREA, DDSP_PLACE_RAIL, DDSP_REMOVE_STATION, DoCommandP(), ClientSettings::gui, GUIPlaceProcDragXY(), TileArea::h, HandleAutoSignalPlacement(), Window::IsWidgetLowered(), GUISettings::persistent_buildingtools, ShowBuildBridgeWindow(), ShowSelectWaypointIfNeeded(), STAT_CLASS_WAYP, TileArea::tile, TRANSPORT_RAIL, VPM_FIX_X, and TileArea::w.

virtual void BuildRailToolbarWindow::OnPlaceObject | ( | Point | pt,
|  | TileIndex | tile |
| ) |  |  | `[inline, virtual]`

The user clicked some place on the map when a tile highlight mode has been set.

Parameters:

  | pt | the exact point on the map that has been clicked.
  | tile | the tile on the map that has been clicked.

Reimplemented from Window.

Definition at line 736 of file rail_gui.cpp.

virtual void BuildRailToolbarWindow::OnPlacePresize | ( | Point | pt,
|  | TileIndex | tile |
| ) |  |  | `[inline, virtual]`

The user moves over the map when a tile highlight mode has been set when the special mouse mode has been set to 'PRESIZE' mode.

An example of this is the tile highlight for dock building.

Parameters:

  | pt | the exact point on the map where the mouse is.
  | tile | the tile on the map where the mouse is.

Reimplemented from Window.

Definition at line 815 of file rail_gui.cpp.

References _cur_railtype, CMD_BUILD_TUNNEL, DC_AUTO, DoCommand(), TRANSPORT_RAIL, and VpSetPresizeRange().

virtual void BuildRailToolbarWindow::SetStringParameters | ( | int | widget | ) | const`[inline, virtual]`

Initialize string parameters for a widget.

Calls to this function are made during initialization to measure the size (that is as part of InitNested()), during drawing, and while re-initializing the window. Only for widgets that render text initializing is requested.

Parameters:

  | widget | Widget number.

Reimplemented from Window.

Definition at line 695 of file rail_gui.cpp.

References GetRailTypeInfo(), RailtypeInfo::max_speed, and SetDParam().

void BuildRailToolbarWindow::SetupRailToolbar | ( | RailType | railtype | ) | `[inline]`

Configures the rail toolbar for railtype given.

Parameters:

  | railtype | the railtype to display

Definition at line 639 of file rail_gui.cpp.

References RailtypeInfo::auto_rail, RailtypeInfo::build_depot, RailtypeInfo::build_ew_rail, RailtypeInfo::build_ns_rail, RailtypeInfo::build_tunnel, RailtypeInfo::build_x_rail, RailtypeInfo::build_y_rail, RailtypeInfo::convert_rail, GetRailTypeInfo(), RailtypeInfo::gui_sprites, RailtypeInfo::max_speed, and RAILTYPE_END.

Referenced by ModifyRailType().

The documentation for this struct was generated from the following file:

- src/rail_gui.cpp