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(svn r21448) -Add: generic widget for creating a scrollable (one direction) and resizable (both directions) area with same sized widgets

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rubidium
2010-12-10 17:47:11 +00:00
parent 0848d92af1
commit b91ae2483e
2 changed files with 275 additions and 3 deletions
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44
src/widget_type.h
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@@ -73,6 +73,7 @@ enum WidgetType {
NWID_HORIZONTAL, ///< Horizontal container.
NWID_HORIZONTAL_LTR, ///< Horizontal container that doesn't change the order of the widgets for RTL languages.
NWID_VERTICAL, ///< Vertical container.
NWID_MATRIX, ///< Matrix container.
NWID_SPACER, ///< Invisible widget that takes some space.
NWID_SELECTION, ///< Stacked widgets, only one visible at a time (eg in a panel with tabs).
NWID_VIEWPORT, ///< Nested widget containing a viewport.
@@ -445,6 +446,45 @@ public:
void AssignSizePosition(SizingType sizing, uint x, uint y, uint given_width, uint given_height, bool rtl);
};
/**
* Matrix container with implicitly equal sized (virtual) sub-widgets.
* This widget must have exactly one sub-widget. After that this sub-widget
* is used to draw all of the data within the matrix piece by piece.
* DrawWidget and OnClick calls will be done to that sub-widget, where the
* 16 high bits are used to encode the index into the matrix.
* @ingroup NestedWidgets
*/
class NWidgetMatrix : public NWidgetPIPContainer {
public:
NWidgetMatrix();
void SetIndex(int index);
void SetColour(Colours colour);
void SetClicked(int clicked);
void SetCount(int count);
void SetScrollbar(Scrollbar *sb);
void SetupSmallestSize(Window *w, bool init_array);
void AssignSizePosition(SizingType sizing, uint x, uint y, uint given_width, uint given_height, bool rtl);
/* virtual */ void FillNestedArray(NWidgetBase **array, uint length);
/* virtual */ NWidgetCore *GetWidgetFromPos(int x, int y);
/* virtual */ void Draw(const Window *w);
protected:
int index; ///< If non-negative, index in the #Window::nested_array.
Colours colour; ///< Colour of this widget.
int clicked; ///< The currently clicked widget.
int count; ///< Amount of valid widgets.
Scrollbar *sb; ///< The scrollbar we're associated with.
private:
int widget_w; ///< The width of the child widget including inter spacing.
int widget_h; ///< The height of the child widget including inter spacing.
int widgets_x; ///< The number of visible widgets in horizontal direction.
int widgets_y; ///< The number of visible widgets in vertical direction.
void GetScrollOffsets(int &start_x, int &start_y, int &base_offs_x, int &base_offs_y);
};
/**
* Spacer widget.
@@ -714,7 +754,7 @@ static FORCEINLINE uint ComputeMaxSize(uint base, uint max_space, uint step)
* - #SetResize Define how the widget may resize.
* - #SetPadding Create additional space around the widget.
*
* - Container widgets #NWidgetHorizontal, #NWidgetHorizontalLTR, and #NWidgetVertical, start with a #NWidget(WidgetType tp) part.
* - Container widgets #NWidgetHorizontal, #NWidgetHorizontalLTR, #NWidgetVertical, and #NWidgetMatrix, start with a #NWidget(WidgetType tp) part.
* Their properties are derived from the child widgets so they cannot be specified.
* You can however use
* - #SetPadding Define additional padding around the container.
@@ -1001,7 +1041,7 @@ static inline NWidgetPart NWidget(WidgetType tp, Colours col, int16 idx = -1)
/**
* Widget part function for starting a new horizontal container, vertical container, or spacer widget.
* @param tp Type of the new nested widget, #NWID_HORIZONTAL(_LTR), #NWID_VERTICAL, #NWID_SPACER, or #NWID_SELECTION.
* @param tp Type of the new nested widget, #NWID_HORIZONTAL(_LTR), #NWID_VERTICAL, #NWID_SPACER, #NWID_SELECTION, and #NWID_MATRIX.
* @param cont_flags Flags for the containers (#NWID_HORIZONTAL(_LTR) and #NWID_VERTICAL).
* @ingroup NestedWidgetParts
*/