mirror of https://github.com/fltk/fltk
485 lines
16 KiB
C++
485 lines
16 KiB
C++
//
|
|
// "$Id$"
|
|
//
|
|
|
|
#ifndef FL_TREE_PREFS_H
|
|
#define FL_TREE_PREFS_H
|
|
|
|
#include <FL/Fl.H> // needed for ABI version features (via Enumerations.H)
|
|
|
|
//////////////////////
|
|
// FL/Fl_Tree_Prefs.H
|
|
//////////////////////
|
|
//
|
|
// Fl_Tree_Prefs -- This file is part of the Fl_Tree widget for FLTK
|
|
// Copyright (C) 2009-2010 by Greg Ercolano.
|
|
//
|
|
// This library is free software. Distribution and use rights are outlined in
|
|
// the file "COPYING" which should have been included with this file. If this
|
|
// file is missing or damaged, see the license at:
|
|
//
|
|
// http://www.fltk.org/COPYING.php
|
|
//
|
|
// Please report all bugs and problems on the following page:
|
|
//
|
|
// http://www.fltk.org/str.php
|
|
//
|
|
|
|
///
|
|
/// \file
|
|
/// \brief This file contains the definitions for Fl_Tree's preferences.
|
|
///
|
|
/// \code
|
|
/// Fl_Tree_Prefs
|
|
/// :
|
|
/// .....:.......
|
|
/// : :
|
|
/// Fl_Tree :
|
|
/// |_____ Fl_Tree_Item
|
|
///
|
|
/// \endcode
|
|
///
|
|
|
|
/// \class Fl_Tree_Prefs
|
|
/// \brief Tree widget's preferences.
|
|
|
|
/// \enum Fl_Tree_Sort
|
|
/// Sort order options for items added to the tree
|
|
///
|
|
enum Fl_Tree_Sort {
|
|
FL_TREE_SORT_NONE=0, ///< No sorting; items are added in the order defined (default).
|
|
FL_TREE_SORT_ASCENDING=1, ///< Add items in ascending sort order.
|
|
FL_TREE_SORT_DESCENDING=2 ///< Add items in descending sort order.
|
|
};
|
|
|
|
/// \enum Fl_Tree_Connector
|
|
/// Defines the style of connection lines between items.
|
|
///
|
|
enum Fl_Tree_Connector {
|
|
FL_TREE_CONNECTOR_NONE=0, ///< Use no lines connecting items
|
|
FL_TREE_CONNECTOR_DOTTED=1, ///< Use dotted lines connecting items (default)
|
|
FL_TREE_CONNECTOR_SOLID=2 ///< Use solid lines connecting items
|
|
};
|
|
|
|
/// \enum Fl_Tree_Select
|
|
/// Tree selection style.
|
|
///
|
|
enum Fl_Tree_Select {
|
|
FL_TREE_SELECT_NONE=0, ///< Nothing selected when items are clicked
|
|
FL_TREE_SELECT_SINGLE=1, ///< Single item selected when item is clicked (default)
|
|
FL_TREE_SELECT_MULTI=2, ///< Multiple items can be selected by clicking
|
|
///< with SHIFT, CTRL or mouse drags.
|
|
FL_TREE_SELECT_SINGLE_DRAGGABLE=3 ///< Single items may be selected, and they may be
|
|
///< reordered by mouse drag.
|
|
};
|
|
|
|
#if FLTK_ABI_VERSION >= 10301
|
|
/// \enum Fl_Tree_Item_Reselect_Mode
|
|
/// Defines the ways an item can be (re) selected
|
|
/// via item_reselect_mode().
|
|
///
|
|
enum Fl_Tree_Item_Reselect_Mode {
|
|
FL_TREE_SELECTABLE_ONCE=0, ///< Item can only be selected once (default)
|
|
FL_TREE_SELECTABLE_ALWAYS, ///< Enables FL_TREE_REASON_RESELECTED events for callbacks
|
|
};
|
|
|
|
/// \enum Fl_Tree_Item_Draw_Mode
|
|
/// Bit flags that control how item's labels and widget()s are drawn in the tree
|
|
/// via item_draw_mode().
|
|
///
|
|
enum Fl_Tree_Item_Draw_Mode {
|
|
FL_TREE_ITEM_DRAW_DEFAULT=0, ///< If widget() defined, draw in place of label,
|
|
///< and widget() tracks item height (default)
|
|
FL_TREE_ITEM_DRAW_LABEL_AND_WIDGET=1, ///< If widget() defined, include label to the left of the widget
|
|
FL_TREE_ITEM_HEIGHT_FROM_WIDGET=2 ///< If widget() defined, widget()'s height controls item's height
|
|
};
|
|
#endif /*FLTK_ABI_VERSION*/
|
|
|
|
#if FLTK_ABI_VERSION >= 10303
|
|
class Fl_Tree_Item;
|
|
typedef void (Fl_Tree_Item_Draw_Callback)(Fl_Tree_Item*, void*);
|
|
#endif
|
|
|
|
/// \class Fl_Tree_Prefs
|
|
///
|
|
/// \brief Fl_Tree's Preferences class.
|
|
///
|
|
/// This class manages the Fl_Tree's defaults.
|
|
/// You should probably be using the methods in Fl_Tree
|
|
/// instead of trying to accessing tree's preferences settings directly.
|
|
///
|
|
class FL_EXPORT Fl_Tree_Prefs {
|
|
Fl_Font _labelfont; // label's font face
|
|
Fl_Fontsize _labelsize; // label's font size
|
|
int _margintop; // --
|
|
int _marginleft; // |- tree's controllable margins
|
|
#if FLTK_ABI_VERSION >= 10301
|
|
int _marginbottom; // --
|
|
#endif
|
|
int _openchild_marginbottom; // extra space below an open child tree
|
|
int _usericonmarginleft; // space to left of user icon (if any)
|
|
int _labelmarginleft; // space to left of label
|
|
#if FLTK_ABI_VERSION >= 10301
|
|
int _widgetmarginleft; // space to left of widget
|
|
#endif
|
|
int _connectorwidth; // connector width (right of open/close icon)
|
|
int _linespacing; // vertical space between lines
|
|
// Colors
|
|
Fl_Color _labelfgcolor; // label's foreground color
|
|
Fl_Color _labelbgcolor; // label's background color
|
|
Fl_Color _connectorcolor; // connector dotted line color
|
|
Fl_Tree_Connector _connectorstyle; // connector line style
|
|
Fl_Image *_openimage; // the 'open' icon [+]
|
|
Fl_Image *_closeimage; // the 'close' icon [-]
|
|
Fl_Image *_userimage; // user's own icon
|
|
#if FLTK_ABI_VERSION >= 10304
|
|
Fl_Image *_opendeimage; // deactivated 'open' icon
|
|
Fl_Image *_closedeimage; // deactivated 'close' icon
|
|
Fl_Image *_userdeimage; // deactivated user icon
|
|
#endif
|
|
char _showcollapse; // 1=show collapse icons, 0=don't
|
|
char _showroot; // show the root item as part of the tree
|
|
Fl_Tree_Sort _sortorder; // none, ascening, descending, etc.
|
|
Fl_Boxtype _selectbox; // selection box type
|
|
Fl_Tree_Select _selectmode; // selection mode
|
|
#if FLTK_ABI_VERSION >= 10301
|
|
Fl_Tree_Item_Reselect_Mode _itemreselectmode; // controls item selection callback() behavior
|
|
Fl_Tree_Item_Draw_Mode _itemdrawmode; // controls how items draw label + widget()
|
|
#endif /*FLTK_ABI_VERSION*/
|
|
#if FLTK_ABI_VERSION >= 10303
|
|
Fl_Tree_Item_Draw_Callback *_itemdrawcallback; // callback to handle drawing items (0=none)
|
|
void *_itemdrawuserdata; // data for drawing items (0=none)
|
|
#endif
|
|
public:
|
|
Fl_Tree_Prefs();
|
|
#if FLTK_ABI_VERSION >= 10304
|
|
~Fl_Tree_Prefs();
|
|
#endif
|
|
|
|
////////////////////////////
|
|
// Labels
|
|
////////////////////////////
|
|
/// Return the label's font.
|
|
inline Fl_Font item_labelfont() const { return(_labelfont); }
|
|
/// Set the label's font to \p val.
|
|
inline void item_labelfont(Fl_Font val) { _labelfont = val; }
|
|
/// Return the label's size in pixels.
|
|
inline Fl_Fontsize item_labelsize() const { return(_labelsize); }
|
|
/// Set the label's size in pixels to \p val.
|
|
inline void item_labelsize(Fl_Fontsize val) { _labelsize = val; }
|
|
/// Get the default label foreground color
|
|
inline Fl_Color item_labelfgcolor() const { return(_labelfgcolor); }
|
|
/// Set the default label foreground color
|
|
inline void item_labelfgcolor(Fl_Color val) { _labelfgcolor = val; }
|
|
#if FLTK_ABI_VERSION >= 10301
|
|
/// Get the default label background color.
|
|
/// This returns the Fl_Tree::color() unless item_labelbgcolor()
|
|
/// has been set explicitly.
|
|
///
|
|
inline Fl_Color item_labelbgcolor() const {
|
|
return _labelbgcolor;
|
|
}
|
|
/// Set the default label background color.
|
|
/// Once set, overrides the default behavior of using Fl_Tree::color().
|
|
///
|
|
inline void item_labelbgcolor(Fl_Color val) {
|
|
_labelbgcolor = val;
|
|
}
|
|
#else /*FLTK_ABI_VERSION*/
|
|
/// Get the default label background color
|
|
inline Fl_Color item_labelbgcolor() const {
|
|
return(_labelbgcolor);
|
|
}
|
|
/// Set the default label background color
|
|
inline void item_labelbgcolor(Fl_Color val) {
|
|
_labelbgcolor = val;
|
|
}
|
|
#endif /*FLTK_ABI_VERSION*/
|
|
|
|
/////////////////
|
|
// Obsolete names - for 1.3.0 backwards compat
|
|
/////////////////
|
|
/// Obsolete: Return the label's font. Please use item_labelfont() instead.
|
|
inline Fl_Font labelfont() const { return(_labelfont); }
|
|
/// Obsolete: Set the label's font to \p val. Please use item_labelfont(Fl_Font) instead.
|
|
inline void labelfont(Fl_Font val) { _labelfont = val; }
|
|
/// Obsolete: Return the label's size in pixels. Please use item_labelsize() instead.
|
|
inline Fl_Fontsize labelsize() const { return(_labelsize); }
|
|
/// Obsolete: Set the label's size in pixels to \p val. Please use item_labelsize(Fl_Fontsize) instead.
|
|
inline void labelsize(Fl_Fontsize val) { _labelsize = val; }
|
|
/// Obsolete: Get the default label foreground color. Please use item_labelfgcolor() instead.
|
|
inline Fl_Color labelfgcolor() const { return(_labelfgcolor); }
|
|
/// Obsolete: Set the default label foreground color. Please use item_labelfgcolor(Fl_Color) instead.
|
|
inline void labelfgcolor(Fl_Color val) { _labelfgcolor = val; }
|
|
/// Obsolete: Get the default label background color. Please use item_labelbgcolor() instead.
|
|
inline Fl_Color labelbgcolor() const { return(item_labelbgcolor()); }
|
|
/// Obsolete: Set the default label background color. Please use item_labelbgcolor(Fl_Color) instead.
|
|
inline void labelbgcolor(Fl_Color val) { item_labelbgcolor(val); }
|
|
|
|
////////////////////////////
|
|
// Margins
|
|
////////////////////////////
|
|
/// Get the left margin's value in pixels
|
|
inline int marginleft() const {
|
|
return(_marginleft);
|
|
}
|
|
/// Set the left margin's value in pixels
|
|
inline void marginleft(int val) {
|
|
_marginleft = val;
|
|
}
|
|
/// Get the top margin's value in pixels
|
|
inline int margintop() const {
|
|
return(_margintop);
|
|
}
|
|
/// Set the top margin's value in pixels
|
|
inline void margintop(int val) {
|
|
_margintop = val;
|
|
}
|
|
#if FLTK_ABI_VERSION >= 10301
|
|
/// Get the bottom margin's value in pixels.
|
|
/// This is the extra distance the vertical scroller lets you travel.
|
|
inline int marginbottom() const {
|
|
return(_marginbottom);
|
|
}
|
|
/// Set the bottom margin's value in pixels
|
|
/// This is the extra distance the vertical scroller lets you travel.
|
|
inline void marginbottom(int val) {
|
|
_marginbottom = val;
|
|
}
|
|
#endif /*FLTK_ABI_VERSION*/
|
|
/// Get the margin below an open child in pixels
|
|
inline int openchild_marginbottom() const {
|
|
return(_openchild_marginbottom);
|
|
}
|
|
/// Set the margin below an open child in pixels
|
|
inline void openchild_marginbottom(int val) {
|
|
_openchild_marginbottom = val;
|
|
}
|
|
/// Get the user icon's left margin value in pixels
|
|
inline int usericonmarginleft() const {
|
|
return(_usericonmarginleft);
|
|
}
|
|
/// Set the user icon's left margin value in pixels
|
|
inline void usericonmarginleft(int val) {
|
|
_usericonmarginleft = val;
|
|
}
|
|
/// Get the label's left margin value in pixels
|
|
inline int labelmarginleft() const {
|
|
return(_labelmarginleft);
|
|
}
|
|
/// Set the label's left margin value in pixels
|
|
inline void labelmarginleft(int val) {
|
|
_labelmarginleft = val;
|
|
}
|
|
#if FLTK_ABI_VERSION >= 10301
|
|
/// Get the widget()'s left margin value in pixels
|
|
inline int widgetmarginleft() const {
|
|
return(_widgetmarginleft);
|
|
}
|
|
/// Set the widget's left margin value in pixels
|
|
inline void widgetmarginleft(int val) {
|
|
_widgetmarginleft = val;
|
|
}
|
|
#endif /*FLTK_ABI_VERSION*/
|
|
/// Get the line spacing value in pixels
|
|
inline int linespacing() const {
|
|
return(_linespacing);
|
|
}
|
|
/// Set the line spacing value in pixels
|
|
inline void linespacing(int val) {
|
|
_linespacing = val;
|
|
}
|
|
|
|
////////////////////////////
|
|
// Colors and Styles
|
|
////////////////////////////
|
|
/// Get the connector color used for tree connection lines.
|
|
inline Fl_Color connectorcolor() const {
|
|
return(_connectorcolor);
|
|
}
|
|
/// Set the connector color used for tree connection lines.
|
|
inline void connectorcolor(Fl_Color val) {
|
|
_connectorcolor = val;
|
|
}
|
|
/// Get the connector style.
|
|
inline Fl_Tree_Connector connectorstyle() const {
|
|
return(_connectorstyle);
|
|
}
|
|
/// Set the connector style.
|
|
inline void connectorstyle(Fl_Tree_Connector val) {
|
|
_connectorstyle = val;
|
|
}
|
|
/// Set the connector style [integer].
|
|
inline void connectorstyle(int val) {
|
|
_connectorstyle = Fl_Tree_Connector(val);
|
|
}
|
|
/// Get the tree connection line's width.
|
|
inline int connectorwidth() const {
|
|
return(_connectorwidth);
|
|
}
|
|
/// Set the tree connection line's width.
|
|
inline void connectorwidth(int val) {
|
|
_connectorwidth = val;
|
|
}
|
|
|
|
////////////////////////////
|
|
// Icons
|
|
////////////////////////////
|
|
/// Get the current default 'open' icon.
|
|
/// Returns the Fl_Image* of the icon, or 0 if none.
|
|
///
|
|
inline Fl_Image *openicon() const {
|
|
return(_openimage);
|
|
}
|
|
void openicon(Fl_Image *val);
|
|
/// Gets the default 'close' icon
|
|
/// Returns the Fl_Image* of the icon, or 0 if none.
|
|
///
|
|
inline Fl_Image *closeicon() const {
|
|
return(_closeimage);
|
|
}
|
|
void closeicon(Fl_Image *val);
|
|
/// Gets the default 'user icon' (default is 0)
|
|
inline Fl_Image *usericon() const {
|
|
return(_userimage);
|
|
}
|
|
/// Sets the default 'user icon'
|
|
/// Returns the Fl_Image* of the icon, or 0 if none (default).
|
|
///
|
|
inline void usericon(Fl_Image *val) {
|
|
_userimage = val;
|
|
#if FLTK_ABI_VERSION >= 10304
|
|
// Update deactivated version of icon..
|
|
if ( _userdeimage ) delete _userdeimage;
|
|
if ( _userimage ) {
|
|
_userdeimage = _userimage->copy();
|
|
_userdeimage->inactive();
|
|
} else {
|
|
_userdeimage = 0;
|
|
}
|
|
#endif
|
|
}
|
|
|
|
#if FLTK_ABI_VERSION >= 10304
|
|
/// Return the deactivated version of the open icon, if any.
|
|
/// Returns 0 if none.
|
|
inline Fl_Image *opendeicon() const {
|
|
return _opendeimage;
|
|
}
|
|
/// Return the deactivated version of the close icon, if any.
|
|
/// Returns 0 if none.
|
|
inline Fl_Image *closedeicon() const {
|
|
return _closedeimage;
|
|
}
|
|
/// Return the deactivated version of the user icon, if any.
|
|
/// Returns 0 if none.
|
|
inline Fl_Image *userdeicon() const {
|
|
return _userdeimage;
|
|
}
|
|
#endif
|
|
|
|
////////////////////////////
|
|
// Options
|
|
////////////////////////////
|
|
/// Returns 1 if the collapse icon is enabled, 0 if not.
|
|
inline char showcollapse() const {
|
|
return(_showcollapse);
|
|
}
|
|
/// Set if we should show the collapse icon or not.
|
|
/// If collapse icons are disabled, the user will not be able
|
|
/// to interactively collapse items in the tree, unless the application
|
|
/// provides some other means via open() and close().
|
|
///
|
|
/// \param[in] val 1: shows collapse icons (default),\n
|
|
/// 0: hides collapse icons.
|
|
///
|
|
inline void showcollapse(int val) {
|
|
_showcollapse = val;
|
|
}
|
|
/// Get the default sort order value
|
|
inline Fl_Tree_Sort sortorder() const {
|
|
return(_sortorder);
|
|
}
|
|
/// Set the default sort order value.
|
|
/// Defines the order new items appear when add()ed to the tree.
|
|
/// See Fl_Tree_Sort for possible values.
|
|
///
|
|
inline void sortorder(Fl_Tree_Sort val) {
|
|
_sortorder = val;
|
|
}
|
|
/// Get the default selection box's box drawing style as an Fl_Boxtype.
|
|
inline Fl_Boxtype selectbox() const {
|
|
return(_selectbox);
|
|
}
|
|
/// Set the default selection box's box drawing style to \p val.
|
|
inline void selectbox(Fl_Boxtype val) {
|
|
_selectbox = val;
|
|
}
|
|
/// Returns 1 if the root item is to be shown, or 0 if not.
|
|
inline int showroot() const {
|
|
return(int(_showroot));
|
|
}
|
|
/// Set if the root item should be shown or not.
|
|
/// \param[in] val 1 -- show the root item (default)\n
|
|
/// 0 -- hide the root item.
|
|
///
|
|
inline void showroot(int val) {
|
|
_showroot = char(val);
|
|
}
|
|
/// Get the selection mode used for the tree
|
|
inline Fl_Tree_Select selectmode() const {
|
|
return(_selectmode);
|
|
}
|
|
/// Set the selection mode used for the tree to \p val.
|
|
/// This affects how items in the tree are selected
|
|
/// when clicked on and dragged over by the mouse.
|
|
/// See Fl_Tree_Select for possible values.
|
|
///
|
|
inline void selectmode(Fl_Tree_Select val) {
|
|
_selectmode = val;
|
|
}
|
|
#if FLTK_ABI_VERSION >= 10301
|
|
/// Returns the current item re/selection mode
|
|
Fl_Tree_Item_Reselect_Mode item_reselect_mode() const {
|
|
return _itemreselectmode;
|
|
}
|
|
/// Sets the item re/selection mode
|
|
void item_reselect_mode(Fl_Tree_Item_Reselect_Mode mode) {
|
|
_itemreselectmode = mode;
|
|
}
|
|
/// Get the 'item draw mode' used for the tree
|
|
inline Fl_Tree_Item_Draw_Mode item_draw_mode() const {
|
|
return(_itemdrawmode);
|
|
}
|
|
/// Set the 'item draw mode' used for the tree to \p val.
|
|
/// This affects how items in the tree are drawn,
|
|
/// such as when a widget() is defined.
|
|
/// See Fl_Tree_Item_Draw_Mode for possible values.
|
|
///
|
|
inline void item_draw_mode(Fl_Tree_Item_Draw_Mode val) {
|
|
_itemdrawmode = val;
|
|
}
|
|
#endif
|
|
#if FLTK_ABI_VERSION >= 10303
|
|
void item_draw_callback(Fl_Tree_Item_Draw_Callback *cb, void *data=0) {
|
|
_itemdrawcallback = cb;
|
|
_itemdrawuserdata = data;
|
|
}
|
|
Fl_Tree_Item_Draw_Callback* item_draw_callback() const {
|
|
return(_itemdrawcallback);
|
|
}
|
|
void* item_draw_user_data() const {
|
|
return(_itemdrawuserdata);
|
|
}
|
|
void do_item_draw_callback(Fl_Tree_Item *o) const {
|
|
_itemdrawcallback(o, _itemdrawuserdata);
|
|
}
|
|
#endif
|
|
};
|
|
|
|
#endif /*FL_TREE_PREFS_H*/
|
|
|
|
//
|
|
// End of "$Id$".
|
|
//
|