mirror of https://github.com/fltk/fltk
123 lines
4.9 KiB
C++
123 lines
4.9 KiB
C++
//
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// "$Id$"
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//
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// Tooltip header file for the Fast Light Tool Kit (FLTK).
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//
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// Copyright 1998-2011 by Bill Spitzak and others.
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//
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// This library is free software. Distribution and use rights are outlined in
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// the file "COPYING" which should have been included with this file. If this
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// file is missing or damaged, see the license at:
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//
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// http://www.fltk.org/COPYING.php
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//
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// Please report all bugs and problems on the following page:
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//
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// http://www.fltk.org/str.php
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//
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/* \file
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Fl_Tooltip widget . */
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#ifndef Fl_Tooltip_H
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#define Fl_Tooltip_H
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#include <FL/Fl.H>
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#include <FL/Fl_Widget.H>
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/**
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The Fl_Tooltip class provides tooltip support for
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all FLTK widgets. It contains only static methods.
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\image html tooltip-options.png "Fl_Tooltip Options"
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\image latex src/tooltip-options.png "Fl_Tooltip Options" width=6cm
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*/
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class FL_EXPORT Fl_Tooltip {
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public:
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/** Gets the tooltip delay. The default delay is 1.0 seconds. */
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static float delay() { return delay_; }
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/** Sets the tooltip delay. The default delay is 1.0 seconds. */
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static void delay(float f) { delay_ = f; }
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/**
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Gets the tooltip hover delay, the delay between tooltips.
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The default delay is 0.2 seconds.
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*/
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static float hoverdelay() { return hoverdelay_; }
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/**
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Sets the tooltip hover delay, the delay between tooltips.
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The default delay is 0.2 seconds.
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*/
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static void hoverdelay(float f) { hoverdelay_ = f; }
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/** Returns non-zero if tooltips are enabled. */
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static int enabled() { return Fl::option(Fl::OPTION_SHOW_TOOLTIPS); }
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/** Enables tooltips on all widgets (or disables if <i>b</i> is false). */
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static void enable(int b = 1) { Fl::option(Fl::OPTION_SHOW_TOOLTIPS, (b!=0));}
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/** Same as enable(0), disables tooltips on all widgets. */
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static void disable() { enable(0); }
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static void (*enter)(Fl_Widget* w);
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static void enter_area(Fl_Widget* w, int X, int Y, int W, int H, const char* tip);
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static void (*exit)(Fl_Widget *w);
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/** Gets the current widget target */
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static Fl_Widget* current() {return widget_;}
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static void current(Fl_Widget*);
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/** Gets the typeface for the tooltip text. */
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static Fl_Font font() { return font_; }
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/** Sets the typeface for the tooltip text. */
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static void font(Fl_Font i) { font_ = i; }
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/** Gets the size of the tooltip text. */
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static Fl_Fontsize size() { return (size_ == -1 ? FL_NORMAL_SIZE : size_); }
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/** Sets the size of the tooltip text. */
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static void size(Fl_Fontsize s) { size_ = s; }
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/** Gets the background color for tooltips. The default background color is a pale yellow. */
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static Fl_Color color() { return color_; }
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/** Sets the background color for tooltips. The default background color is a pale yellow. */
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static void color(Fl_Color c) { color_ = c; }
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/** Gets the color of the text in the tooltip. The default is black. */
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static Fl_Color textcolor() { return textcolor_; }
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/** Sets the color of the text in the tooltip. The default is black. */
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static void textcolor(Fl_Color c) { textcolor_ = c; }
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/** Gets the amount of extra space left/right of the tooltip's text. Default is 3. */
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static int margin_width() { return margin_width_; }
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/** Sets the amount of extra space left/right of the tooltip's text. Default is 3. */
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static void margin_width(int v) { margin_width_ = v; }
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/** Gets the amount of extra space above and below the tooltip's text. Default is 3. */
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static int margin_height() { return margin_height_; }
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/** Sets the amount of extra space above and below the tooltip's text. Default is 3. */
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static void margin_height(int v) { margin_height_ = v; }
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/** Gets the maximum width for tooltip's text before it word wraps. Default is 400. */
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static int wrap_width() { return wrap_width_; }
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/** Sets the maximum width for tooltip's text before it word wraps. Default is 400. */
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static void wrap_width(int v) { wrap_width_ = v; }
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/** Returns the window that is used for tooltips */
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static Fl_Window* current_window(void);
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// These should not be public, but Fl_Widget::tooltip() needs them...
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// fabien: made it private with only a friend function access
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private:
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friend void Fl_Widget::tooltip(const char *);
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friend void Fl_Widget::copy_tooltip(const char *);
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static void enter_(Fl_Widget* w);
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static void exit_(Fl_Widget *w);
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static void set_enter_exit_once_();
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private:
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static float delay_; //!< delay before a tooltip is shown
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static float hoverdelay_; //!< delay between tooltips
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static Fl_Color color_;
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static Fl_Color textcolor_;
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static Fl_Font font_;
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static Fl_Fontsize size_;
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static Fl_Widget* widget_; //!< Keeps track of the current target widget
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static int margin_width_; //!< distance around tooltip text left+right
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static int margin_height_; //!< distance around tooltip text top+bottom
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static int wrap_width_; //!< maximum width of tooltip text before it word wraps
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};
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#endif
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//
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// End of "$Id$".
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//
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