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| author | Michael R Sweet <michael.r.sweet@gmail.com> | 1999-01-13 19:28:54 +0000 |
|---|---|---|
| committer | Michael R Sweet <michael.r.sweet@gmail.com> | 1999-01-13 19:28:54 +0000 |
| commit | d7b88a3bcc7e76f38ee5799be7722fd5a10781ef (patch) | |
| tree | d8984d45424c9b2cdb199c1918f38bfea4a8211d /documentation/Fl_Group.html | |
| parent | 30fa233681467b82b165e7d42cd0bea778b93768 (diff) | |
Updated all links so they work between files.
Revision 1.
git-svn-id: file:///fltk/svn/fltk/trunk@219 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
Diffstat (limited to 'documentation/Fl_Group.html')
| -rw-r--r-- | documentation/Fl_Group.html | 310 |
1 files changed, 134 insertions, 176 deletions
diff --git a/documentation/Fl_Group.html b/documentation/Fl_Group.html index 315ce1b37..16e8e4f58 100644 --- a/documentation/Fl_Group.html +++ b/documentation/Fl_Group.html @@ -1,178 +1,136 @@ -<html> -<body> - -<hr break> - -<h2><a name="Fl_Group">class Fl_Group</a></h2> - -<hr> - -<h3>Class Hierarchy</h3> - -<ul><pre> -<a href="#Fl_Widget">Fl_Widget</a> +<HTML><BODY> +<HR break> +<H2><A name=Fl_Group>class Fl_Group</A></H2> +<HR> +<H3>Class Hierarchy</H3> +<UL> +<PRE> +<A href=Fl_Widget.html#Fl_Widget>Fl_Widget</A> | - +----<b>Fl_Group</b> + +----<B>Fl_Group</B> | - +----<a href="#Fl_Pack">Fl_Pack</a>, <a href="#Fl_Scroll">Fl_Scroll</a>, <a href="#Fl_Tabs">Fl_Tabs</a>, <a href="#Fl_Tile">Fl_Tile</a>, <a href="#Fl_Window">Fl_Window</a> -</pre></ul> - -<h3>Include Files</h3> - -<ul><pre> -#include <FL/Fl_Group.H> -</pre></ul> - -<h3>Description</h3> - -The <tt>Fl_Group</tt> class is the FLTK container widget. It maintains -an array of child widgets. These children can themselves be any widget -including <tt>Fl_Group</tt>. The most important subclass of <tt>Fl_Group</tt> -is <a href="#Fl_Window"><tt>Fl_Window</tt></a>, however groups can also -be used to control radio buttons or to enforce resize behavior. - -<h3>Methods</h3> - -<center> -<table width=90%> -<tr> -<td align=left valign=top> -<ul> - <li><a href="#Fl_Group.Fl_Group">Fl_Group</a> - <li><a href="#Fl_Group.~Fl_Group">~Fl_Group</a> - <li><a href="#Fl_Group.add">add</a> -</ul> -</td> -<td align=left valign=top> -<ul> - <li><a href="#Fl_Group.add_resizable">add_resizable</a> - <li><a href="#Fl_Group.array">array</a> - <li><a href="#Fl_Group.begin">begin</a> -</ul> -</td> -<td align=left valign=top> -<ul> - <li><a href="#Fl_Group.child">child</a> - <li><a href="#Fl_Group.children">children</a> - <li><a href="#Fl_Group.current">current</a> -</ul> -</td> -<td align=left valign=top> -<ul> - <li><a href="#Fl_Group.end">end</a> - <li><a href="#Fl_Group.find">find</a> - <li><a href="#Fl_Group.insert">insert</a> -</ul> -</td> -<td align=left valign=top> -<ul> - <li><a href="#Fl_Group.remove">remove</a> - <li><a href="#Fl_Group.resizeable">resizable</a> -</ul> -</td> -</tr> -</table> -</center> - -<h4><a name="Fl_Group.Fl_Group">Fl_Group::Fl_Group(int x, int y, int w, int h, const char *label = 0)</a></h4> - -Creates a new <tt>Fl_Group</tt> widget using the given position, size, and -label string. The default boxtype is <tt>FL_NO_BOX</tt>. - -<h4><a name="Fl_Group.~Fl_Group">virtual Fl_Group::~Fl_Group()</a></h4> - -The destructor <i>also deletes all the children</i>. This allows a -whole tree to be deleted at once, without having to keep a pointer to all -the children in the user code. A kludge has been done so the -<tt>Fl_Group</tt> and all of it's children can be automatic (local) -variables, but you must declare the <tt>Fl_Group</tt> <i>first</i>, so -that it is destroyed last. - -<h4><a name="Fl_Group.add">void Fl_Group::add(Fl_Widget &w)<BR> -void Fl_Group::add(Fl_Widget *w)</a></h4> - -Adds a widget to the group at the end of the child array. - -<h4><a name="Fl_Group.add_resizable">Fl_Group &Fl_Group::add_resizable(Fl_Widget &box)</a></h4> - -Adds a widget to the group and makes it the resizable widget. - -<h4><a name="Fl_Group.array">const Fl_Widget **Fl_Group::array() const</a></h4> - -Returns a pointer to the array of children. <i>This pointer can change -when children are added or removed!</i> - -<h4><a name="Fl_Group.begin">void Fl_Group::begin()</a></h4> - -<tt>begin()</tt> sets the current group so you can build the widget tree -by just constructing the widgets. <tt>begin()</tt> is automatically called by -the constructor for Fl_Group (and thus for Fl_Window as well). -<tt>begin()</tt> does <tt>current(this)</tt>. - -<p><i>Don't forget to <tt>end()</tt> the group or window!</i> - -<h4><a name="Fl_Group.child">Fl_Widget *Fl_Group::child(int n) const</a></h4> - -Returns child <tt>n</tt>, where <tt>0 <= n < children()</tt>. - -<h4><a name="Fl_Group.children">int Fl_Group::children() const</a></h4> - -Returns how many child widgets the group has. - -<h4><a name="Fl_Group.current">static Fl_Group *Fl_Group::current()<BR> -static void Fl_Group::current(Fl_Group *w)</a></h4> - -<tt>current()</tt> returns the currently active group in the widget tree. -To prevent widgets from being added to a group, call <tt>current()</tt> -with a <tt>NULL</tt> group. - -<h4><a name="Fl_Group.end">void Fl_Group::end()</a></h4> - -<tt>end()</tt> does <tt>current(this->parent())</tt>. Any new widgets added -to the widget tree will be added to the parent of the group. - -<h4><a name="Fl_Group.find">int Fl_Group::find(const Fl_Widget *w) const<BR> -int Fl_Group::find(const Fl_Widget &w) const</a></h4> - -Searches the child array for the widget and returns the index. Returns -<a href="#Fl_Group.children"><tt>children()</tt></a> if the widget is -<tt>NULL</tt> or not found. - -<h4><a name="Fl_Group.insert">void Fl_Group::insert(Fl_Widget &w, int n)<BR> -void Fl_Group::insert(Fl_Widget &w, Fl_Widget *beforethis)</a></h4> - -Inserts a widget into the child array. It is put at index <tt>n</tt> which -must be less or equal to children(). The second version does a -<tt>find(beforethis)</tt> and inserts using that index. - -<h4><a name="Fl_Group.remove">void Fl_Group::remove(Fl_Widget &w)</a></h4> - -Removes a widget from the group. This does nothing if the widget -is not currently a child of this group. - -<h4><a name="Fl_Group.resizeable">void Fl_Group::resizable(Fl_Widget *box)<BR> -void Fl_Group::resizable(Fl_Widget &box)<BR> -Fl_Widget *Fl_Group::resizable() const</a></h4> - -The resizable widget defines the resizing box for the group. When the -group is resized it calculates a new size and position for all of its -children. Widgets that are horizontally or vertically inside the dimensions -of the box are scaled to the new size. Widgets outside the box are moved. - -<p>In these examples the gray area is the resizable:<br> - -<p align=center><img SRC="resizebox1.gif" align=TOP height=240> -<img SRC="resizebox2.gif" align=TOP height=240> - -<p>The resizable may be set to the group itself (this is the default value -for an <tt>Fl_Group</tt>, although <tt>NULL</tt> is the default for an -<tt>Fl_Window</tt>), in which case all the contents are resized. If the -resizable is <tt>NULL</tt> then all widgets remain a fixed size and -distance from the top-left corner. - -<p>It is possible to achieve any type of resize behavior by using an -invisible <tt>Fl_Box</tt> as the resizable and/or by using a hierarchy of -child <tt>Fl_Group</tt>'s. - -</body> -</html> + +----<A href=Fl_Pack.html#Fl_Pack>Fl_Pack</A>, <A href=Fl_Scroll.html#Fl_Scroll>Fl_Scroll</A>, <A href=Fl_Tabs.html#Fl_Tabs>Fl_Tabs</A>, <A href=Fl_Tile.html#Fl_Tile>Fl_Tile</A>, <A href=Fl_Window.html#Fl_Window>Fl_Window</A> +</PRE> +</UL> +<H3>Include Files</H3> +<UL> +<PRE> +#include <FL/Fl_Group.H> +</PRE> +</UL> +<H3>Description</H3> + The <TT>Fl_Group</TT> class is the FLTK container widget. It maintains +an array of child widgets. These children can themselves be any widget +including <TT>Fl_Group</TT>. The most important subclass of <TT>Fl_Group</TT> + is <A href=Fl_Window.html#Fl_Window><TT>Fl_Window</TT></A>, however +groups can also be used to control radio buttons or to enforce resize +behavior. +<H3>Methods</H3> +<CENTER> +<TABLE width=90%> +<TR><TD align=left valign=top> +<UL> +<LI><A href=#Fl_Group.Fl_Group>Fl_Group</A></LI> +<LI><A href=#Fl_Group.~Fl_Group>~Fl_Group</A></LI> +<LI><A href=#Fl_Group.add>add</A></LI> +</UL> +</TD><TD align=left valign=top> +<UL> +<LI><A href=#Fl_Group.add_resizable>add_resizable</A></LI> +<LI><A href=#Fl_Group.array>array</A></LI> +<LI><A href=#Fl_Group.begin>begin</A></LI> +</UL> +</TD><TD align=left valign=top> +<UL> +<LI><A href=#Fl_Group.child>child</A></LI> +<LI><A href=#Fl_Group.children>children</A></LI> +<LI><A href=#Fl_Group.current>current</A></LI> +</UL> +</TD><TD align=left valign=top> +<UL> +<LI><A href=#Fl_Group.end>end</A></LI> +<LI><A href=#Fl_Group.find>find</A></LI> +<LI><A href=#Fl_Group.insert>insert</A></LI> +</UL> +</TD><TD align=left valign=top> +<UL> +<LI><A href=#Fl_Group.remove>remove</A></LI> +<LI><A href=#Fl_Group.resizeable>resizable</A></LI> +</UL> +</TD></TR> +</TABLE> +</CENTER> +<H4><A name=Fl_Group.Fl_Group>Fl_Group::Fl_Group(int x, int y, int w, +int h, const char *label = 0)</A></H4> + Creates a new <TT>Fl_Group</TT> widget using the given position, size, +and label string. The default boxtype is <TT>FL_NO_BOX</TT>. +<H4><A name=Fl_Group.~Fl_Group>virtual Fl_Group::~Fl_Group()</A></H4> + The destructor <I>also deletes all the children</I>. This allows a +whole tree to be deleted at once, without having to keep a pointer to +all the children in the user code. A kludge has been done so the <TT> +Fl_Group</TT> and all of it's children can be automatic (local) +variables, but you must declare the <TT>Fl_Group</TT><I>first</I>, so +that it is destroyed last. +<H4><A name=Fl_Group.add>void Fl_Group::add(Fl_Widget &w) +<BR> void Fl_Group::add(Fl_Widget *w)</A></H4> + Adds a widget to the group at the end of the child array. +<H4><A name=Fl_Group.add_resizable>Fl_Group +&Fl_Group::add_resizable(Fl_Widget &box)</A></H4> + Adds a widget to the group and makes it the resizable widget. +<H4><A name=Fl_Group.array>const Fl_Widget **Fl_Group::array() const</A></H4> + Returns a pointer to the array of children. <I>This pointer can change +when children are added or removed!</I> +<H4><A name=Fl_Group.begin>void Fl_Group::begin()</A></H4> +<TT>begin()</TT> sets the current group so you can build the widget +tree by just constructing the widgets. <TT>begin()</TT> is +automatically called by the constructor for Fl_Group (and thus for +Fl_Window as well). <TT>begin()</TT> does <TT>current(this)</TT>. +<P><I>Don't forget to <TT>end()</TT> the group or window!</I></P> +<H4><A name=Fl_Group.child>Fl_Widget *Fl_Group::child(int n) const</A></H4> + Returns child <TT>n</TT>, where <TT>0 +<!--= n < children()</tt--> +. +<H4><A name=Fl_Group.children>int Fl_Group::children() const</A></H4> + Returns how many child widgets the group has. +<H4><A name=Fl_Group.current>static Fl_Group *Fl_Group::current() +<BR> static void Fl_Group::current(Fl_Group *w)</A></H4> +<TT>current()</TT> returns the currently active group in the widget +tree. To prevent widgets from being added to a group, call <TT>current()</TT> + with a <TT>NULL</TT> group. +<H4><A name=Fl_Group.end>void Fl_Group::end()</A></H4> +<TT>end()</TT> does <TT>current(this->parent())</TT>. Any new widgets +added to the widget tree will be added to the parent of the group. +<H4><A name=Fl_Group.find>int Fl_Group::find(const Fl_Widget *w) const +<BR> int Fl_Group::find(const Fl_Widget &w) const</A></H4> + Searches the child array for the widget and returns the index. Returns <A +href=#Fl_Group.children><TT>children()</TT></A> if the widget is <TT> +NULL</TT> or not found. +<H4><A name=Fl_Group.insert>void Fl_Group::insert(Fl_Widget &w, int n) +<BR> void Fl_Group::insert(Fl_Widget &w, Fl_Widget *beforethis)</A></H4> + Inserts a widget into the child array. It is put at index <TT>n</TT> + which must be less or equal to children(). The second version does a <TT> +find(beforethis)</TT> and inserts using that index. +<H4><A name=Fl_Group.remove>void Fl_Group::remove(Fl_Widget &w)</A></H4> + Removes a widget from the group. This does nothing if the widget is +not currently a child of this group. +<H4><A name=Fl_Group.resizeable>void Fl_Group::resizable(Fl_Widget *box) +<BR> void Fl_Group::resizable(Fl_Widget &box) +<BR> Fl_Widget *Fl_Group::resizable() const</A></H4> + The resizable widget defines the resizing box for the group. When the +group is resized it calculates a new size and position for all of its +children. Widgets that are horizontally or vertically inside the +dimensions of the box are scaled to the new size. Widgets outside the +box are moved. +<P>In these examples the gray area is the resizable: +<BR></P> +<P align=center><IMG align=TOP height=240 SRC=./resizebox1.gif> <IMG align=TOP +height=240 SRC=./resizebox2.gif></P> +<P>The resizable may be set to the group itself (this is the default +value for an <TT>Fl_Group</TT>, although <TT>NULL</TT> is the default +for an <TT>Fl_Window</TT>), in which case all the contents are resized. +If the resizable is <TT>NULL</TT> then all widgets remain a fixed size +and distance from the top-left corner. </P> +<P>It is possible to achieve any type of resize behavior by using an +invisible <TT>Fl_Box</TT> as the resizable and/or by using a hierarchy +of child <TT>Fl_Group</TT>'s. </P> +</TT></BODY></HTML>
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