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//
//////////////////////
// Fl_Tree_Prefs.cxx
//////////////////////
//
// Fl_Tree -- 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:
//
// https://www.fltk.org/COPYING.php
//
// Please see the following page on how to report bugs and issues:
//
// https://www.fltk.org/bugs.php
//
#include <config.h>
#include "Fl_System_Driver.H"
#include <FL/Fl.H>
#include <FL/Fl_Image.H>
#include <FL/Fl_Tree_Prefs.H>
#include <FL/fl_draw.H>
/**
\cond DriverDev
\addtogroup DriverDeveloper
\{
*/
// Draw non-OS specific Fl_Tree open/close icons
// ┌───┐ ┌───┐
// │ + │ │ - │
// └───┘ └───┘
void Fl_System_Driver::tree_draw_expando_button(int x, int y, bool state, bool active) {
fl_rectf(x, y, 11, 11, active ? FL_BACKGROUND2_COLOR : fl_inactive(FL_BACKGROUND2_COLOR)); // fill
fl_rect(x, y, 11, 11, FL_INACTIVE_COLOR); // outline
fl_color(active ? FL_FOREGROUND_COLOR : FL_INACTIVE_COLOR);
fl_line(x + 3, y + 5, x + 7, y + 5); // horiz line
if (state) fl_line(x + 5, y + 3, x + 5, y + 7); // vert line
}
int Fl_System_Driver::tree_connector_style() {
return FL_TREE_CONNECTOR_DOTTED;
}
/**
\}
\endcond
*/
/// Sets the default icon to be used as the 'open' icon
/// when items are add()ed to the tree.
/// This overrides the built in default '[+]' icon.
///
/// \param[in] val -- The new image, or zero to use the default [+] icon.
///
void Fl_Tree_Prefs::openicon(Fl_Image *val) {
_openimage = val ? val : 0;
// Update deactivated version of icon..
if ( _opendeimage ) delete _opendeimage;
if ( _openimage ) {
_opendeimage = _openimage->copy();
_opendeimage->inactive();
} else {
_opendeimage = 0;
}
}
/// Sets the icon to be used as the 'close' icon.
/// This overrides the built in default '[-]' icon.
///
/// \param[in] val -- The new image, or zero to use the default [-] icon.
///
void Fl_Tree_Prefs::closeicon(Fl_Image *val) {
_closeimage = val ? val : 0;
// Update deactivated version of icon..
if ( _closedeimage ) delete _closedeimage;
if ( _closeimage ) {
_closedeimage = _closeimage->copy();
_closedeimage->inactive();
} else {
_closedeimage = 0;
}
}
/// Fl_Tree_Prefs constructor
Fl_Tree_Prefs::Fl_Tree_Prefs() {
_labelfont = FL_HELVETICA;
_labelsize = FL_NORMAL_SIZE;
_marginleft = 6;
_margintop = 3;
_marginbottom = 20;
_openchild_marginbottom = 0;
_usericonmarginleft = 3;
_labelmarginleft = 3;
_widgetmarginleft = 3;
_linespacing = 0;
_labelfgcolor = FL_FOREGROUND_COLOR;
_labelbgcolor = 0xffffffff; // we use this as 'transparent'
_connectorcolor = FL_INACTIVE_COLOR;
_connectorstyle = (Fl_Tree_Connector)Fl::system_driver()->tree_connector_style();
_openimage = 0;
_closeimage = 0;
_userimage = 0;
_opendeimage = 0;
_closedeimage = 0;
_userdeimage = 0;
_showcollapse = 1;
_showroot = 1;
_connectorwidth = 17;
_sortorder = FL_TREE_SORT_NONE;
_selectbox = FL_THIN_UP_BOX;
_selectmode = FL_TREE_SELECT_SINGLE;
_itemreselectmode = FL_TREE_SELECTABLE_ONCE;
_itemdrawmode = FL_TREE_ITEM_DRAW_DEFAULT;
_itemdrawcallback = 0;
_itemdrawuserdata = 0;
}
/// Fl_Tree_Prefs destructor
Fl_Tree_Prefs::~Fl_Tree_Prefs() {
if ( _opendeimage ) delete _opendeimage;
if ( _closedeimage ) delete _closedeimage;
if ( _userdeimage ) delete _userdeimage;
}
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