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<HTML><HEAD><TITLE>Button Boxes</TITLE><METANAME="GENERATOR"CONTENT="Modular DocBook HTML Stylesheet Version 1.49"><LINKREL="HOME"TITLE="GTK+ 1.2 Tutorial"HREF="gtk-tut.html"><LINKREL="UP"TITLE="Container Widgets"HREF="ch-containerwidgets.html"><LINKREL="PREVIOUS"TITLE="Scrolled Windows"HREF="sec-scrolledwindows.html"><LINKREL="NEXT"TITLE="Toolbar"HREF="sec-toolbar.html"></HEAD></head><body bgcolor="#FFFFFF" marginheight=0 marginwidth=0 width="100%"><table cellspacing=6 border=0 cellpadding=0 width="100%"> <tr> <td bgcolor="#FFFFFF" valign=top nowrap> <centeR><A HREF="/"><img src="/images/gtk-logo-rgb.gif" width=107 height=140 border=0></A> <font face="helvetica,lucidia" color="#000000"><BR><BR><b>GTK+<BR>The GIMP Toolkit</b></center><BR><table width=100% cellspacing=0 cellpadding=2 border=0><tr><td bgcolor="#000000"><table width=100% cellspacing=0 cellpadding=4 border=0><tr><td bgcolor="#AAAAEE" nowrap><B>General</B></td></tr><tr><td bgcolor="#FFFFFF" nowrap><A HREF="/">Introduction</A><BR><A HREF="/screenshots/">Screenshots</A><br><A HREF="/download/">Download</A><br><A HREF="/mailinglists.html">Mailing Lists</A><BR><A HREF="/bindings.html">Language Bindings</A><BR><A HREF="http://gtk.themes.org/">Themes</A><BR><A HREF="/bugs.html">Bug Tracker</A><BR></td></tr></table></td></tr></table><BR> <table width=100% cellspacing=0 cellpadding=2 border=0><tr><td bgcolor="#000000"><table width=100% cellspacing=0 cellpadding=4 border=0><tr><td bgcolor="#AAAAEE" nowrap><B>Documentation</B></td></tr><tr><td bgcolor="#FFFFFF" nowrap><A HREF="/faq/">FAQ</A><br><A HREF="/tutorial/">Tutorial</A><BR><A HREF="/api/">API Reference</A><br><A HREF="/books.html">Published Books</A><BR></td></tr></table></td></tr></table><BR> <table width=100% cellspacing=0 cellpadding=2 border=0><tr><td bgcolor="#000000"><table width=100% cellspacing=0 cellpadding=4 border=0><tr><td bgcolor="#AAAAEE" nowrap><B>Projects</B></td></tr><tr><td bgcolor="#FFFFFF" nowrap><A HREF="http://www.pango.org/">Pango</A><BR><A HREF="http://sources.redhat.com/inti/">Inti</A><BR><A HREF="http://www.gnome.org/">GNOME</A><BR><A HREF="http://user.sgic.fi/~tml/gimp/win32/">GTK+ for Win32</A><br><A HREF="http://people.redhat.com/sopwith/gtkfb/">GtkFB (Framebuffer)</A><br><A HREF="http://www.directfb.org/gtk.xml">GTK+ on DirectFB</A><BR><A HREF="/beos/">GTK+ for BeOS</A></td></tr></table></td></tr></table><BR> <table width=100% cellspacing=0 cellpadding=2 border=0><tr><td bgcolor="#000000"><table width=100% cellspacing=0 cellpadding=4 border=0><tr><td bgcolor="#AAAAEE" nowrap><B><B>Applications</B></B></td></tr><tr><td bgcolor="#FFFFFF" nowrap><A HREF="http://www.gimp.org/">GIMP</A><BR><A HREF="http://www.abiword.org/">Abiword</A><BR><A HREF="http://www.lysator.liu.se/~alla/dia/dia.html">Dia</A><BR><A HREF="http://glade.pn.org/">Glade</A><BR><A HREF="http://www.gnucash.org/">GnuCash</A><BR><A HREF="http://www.gnome.org/projects/gnumeric/">Gnumeric</A><BR><BR><A HREF="http://www.gnome.org/applist/">GNOME Software Map</A><br></td></tr></table></td></tr></table><BR> </td> <td bgcolor="#ffffff" valign=top width="99%"><font face="lucida,helvetica"><BODYCLASS="SECT1"BGCOLOR="#FFFFFF"TEXT="#000000"LINK="#0000FF"VLINK="#840084"ALINK="#0000FF"><DIVCLASS="NAVHEADER"><TABLEWIDTH="100%"BORDER="0"CELLPADDING="0"CELLSPACING="0"><TR><THCOLSPAN="3"ALIGN="center">GTK+ 1.2 Tutorial</TH></TR><TR><TDWIDTH="10%"ALIGN="left"VALIGN="bottom"><AHREF="sec-scrolledwindows.html"><<< Previous</A></TD><TDWIDTH="80%"ALIGN="center"VALIGN="bottom">Chapter 10. Container Widgets</TD><TDWIDTH="10%"ALIGN="right"VALIGN="bottom"><AHREF="sec-toolbar.html">Next >>></A></TD></TR></TABLE><HRALIGN="LEFT"WIDTH="100%"></DIV><DIVCLASS="SECT1"><H1CLASS="SECT1"><ANAME="SEC-BUTTONBOXES">10.10. Button Boxes</A></H1><P>Button Boxes are a convenient way to quickly layout a group ofbuttons. They come in both horizontal and vertical flavours. Youcreate a new Button Box with one of the following calls, which createa horizontal or vertical box, respectively:</P><TABLEBORDER="0"BGCOLOR="#E0E0E0"WIDTH="100%"><TR><TD><PRECLASS="PROGRAMLISTING">GtkWidget *gtk_hbutton_box_new( void );GtkWidget *gtk_vbutton_box_new( void );</PRE></TD></TR></TABLE><P>The only attributes pertaining to button boxes effect how the buttonsare laid out. You can change the spacing between the buttons with:</P><TABLEBORDER="0"BGCOLOR="#E0E0E0"WIDTH="100%"><TR><TD><PRECLASS="PROGRAMLISTING">void gtk_hbutton_box_set_spacing_default( gint spacing );void gtk_vbutton_box_set_spacing_default( gint spacing );</PRE></TD></TR></TABLE><P>Similarly, the current spacing values can be queried using:</P><TABLEBORDER="0"BGCOLOR="#E0E0E0"WIDTH="100%"><TR><TD><PRECLASS="PROGRAMLISTING">gint gtk_hbutton_box_get_spacing_default( void );gint gtk_vbutton_box_get_spacing_default( void );</PRE></TD></TR></TABLE><P>The second attribute that we can access effects the layout of thebuttons within the box. It is set using one of:</P><TABLEBORDER="0"BGCOLOR="#E0E0E0"WIDTH="100%"><TR><TD><PRECLASS="PROGRAMLISTING">void gtk_hbutton_box_set_layout_default( GtkButtonBoxStyle layout );void gtk_vbutton_box_set_layout_default( GtkButtonBoxStyle layout );</PRE></TD></TR></TABLE><P>The <TTCLASS="LITERAL">layout</TT> argument can take one of the following values:</P><TABLEBORDER="0"BGCOLOR="#E0E0E0"WIDTH="100%"><TR><TD><PRECLASS="PROGRAMLISTING"> GTK_BUTTONBOX_DEFAULT_STYLE GTK_BUTTONBOX_SPREAD GTK_BUTTONBOX_EDGE GTK_BUTTONBOX_START GTK_BUTTONBOX_END</PRE></TD></TR></TABLE><P>The current layout setting can be retrieved using:</P><TABLEBORDER="0"BGCOLOR="#E0E0E0"WIDTH="100%"><TR><TD><PRECLASS="PROGRAMLISTING">GtkButtonBoxStyle gtk_hbutton_box_get_layout_default( void );GtkButtonBoxStyle gtk_vbutton_box_get_layout_default( void );</PRE></TD></TR></TABLE><P>Buttons are added to a Button Box using the usual function:</P><TABLEBORDER="0"BGCOLOR="#E0E0E0"WIDTH="100%"><TR><TD><PRECLASS="PROGRAMLISTING"> gtk_container_add( GTK_CONTAINER(button_box), child_widget );</PRE></TD></TR></TABLE><P>Here's an example that illustrates all the different layout settingsfor Button Boxes.</P><TABLEBORDER="0"BGCOLOR="#E0E0E0"WIDTH="100%"><TR><TD><PRECLASS="PROGRAMLISTING">/* example-start buttonbox buttonbox.c */#include <gtk/gtk.h>/* Create a Button Box with the specified parameters */GtkWidget *create_bbox( gint horizontal, char *title, gint spacing, gint child_w, gint child_h, gint layout ){ GtkWidget *frame; GtkWidget *bbox; GtkWidget *button; frame = gtk_frame_new (title); if (horizontal) bbox = gtk_hbutton_box_new (); else bbox = gtk_vbutton_box_new (); gtk_container_set_border_width (GTK_CONTAINER (bbox), 5); gtk_container_add (GTK_CONTAINER (frame), bbox); /* Set the appearance of the Button Box */ gtk_button_box_set_layout (GTK_BUTTON_BOX (bbox), layout); gtk_button_box_set_spacing (GTK_BUTTON_BOX (bbox), spacing); gtk_button_box_set_child_size (GTK_BUTTON_BOX (bbox), child_w, child_h); button = gtk_button_new_with_label ("OK"); gtk_container_add (GTK_CONTAINER (bbox), button); button = gtk_button_new_with_label ("Cancel"); gtk_container_add (GTK_CONTAINER (bbox), button); button = gtk_button_new_with_label ("Help"); gtk_container_add (GTK_CONTAINER (bbox), button); return(frame);}int main( int argc, char *argv[] ){ static GtkWidget* window = NULL; GtkWidget *main_vbox; GtkWidget *vbox; GtkWidget *hbox; GtkWidget *frame_horz; GtkWidget *frame_vert; /* Initialize GTK */ gtk_init( &argc, &argv ); window = gtk_window_new (GTK_WINDOW_TOPLEVEL); gtk_window_set_title (GTK_WINDOW (window), "Button Boxes"); gtk_signal_connect (GTK_OBJECT (window), "destroy", GTK_SIGNAL_FUNC(gtk_main_quit), NULL); gtk_container_set_border_width (GTK_CONTAINER (window), 10); main_vbox = gtk_vbox_new (FALSE, 0); gtk_container_add (GTK_CONTAINER (window), main_vbox); frame_horz = gtk_frame_new ("Horizontal Button Boxes"); gtk_box_pack_start (GTK_BOX (main_vbox), frame_horz, TRUE, TRUE, 10); vbox = gtk_vbox_new (FALSE, 0); gtk_container_set_border_width (GTK_CONTAINER (vbox), 10); gtk_container_add (GTK_CONTAINER (frame_horz), vbox); gtk_box_pack_start (GTK_BOX (vbox), create_bbox (TRUE, "Spread (spacing 40)", 40, 85, 20, GTK_BUTTONBOX_SPREAD), TRUE, TRUE, 0); gtk_box_pack_start (GTK_BOX (vbox), create_bbox (TRUE, "Edge (spacing 30)", 30, 85, 20, GTK_BUTTONBOX_EDGE), TRUE, TRUE, 5); gtk_box_pack_start (GTK_BOX (vbox), create_bbox (TRUE, "Start (spacing 20)", 20, 85, 20, GTK_BUTTONBOX_START), TRUE, TRUE, 5); gtk_box_pack_start (GTK_BOX (vbox), create_bbox (TRUE, "End (spacing 10)", 10, 85, 20, GTK_BUTTONBOX_END), TRUE, TRUE, 5); frame_vert = gtk_frame_new ("Vertical Button Boxes"); gtk_box_pack_start (GTK_BOX (main_vbox), frame_vert, TRUE, TRUE, 10); hbox = gtk_hbox_new (FALSE, 0); gtk_container_set_border_width (GTK_CONTAINER (hbox), 10); gtk_container_add (GTK_CONTAINER (frame_vert), hbox); gtk_box_pack_start (GTK_BOX (hbox), create_bbox (FALSE, "Spread (spacing 5)", 5, 85, 20, GTK_BUTTONBOX_SPREAD), TRUE, TRUE, 0); gtk_box_pack_start (GTK_BOX (hbox), create_bbox (FALSE, "Edge (spacing 30)", 30, 85, 20, GTK_BUTTONBOX_EDGE), TRUE, TRUE, 5); gtk_box_pack_start (GTK_BOX (hbox), create_bbox (FALSE, "Start (spacing 20)", 20, 85, 20, GTK_BUTTONBOX_START), TRUE, TRUE, 5); gtk_box_pack_start (GTK_BOX (hbox), create_bbox (FALSE, "End (spacing 20)", 20, 85, 20, GTK_BUTTONBOX_END), TRUE, TRUE, 5); gtk_widget_show_all (window); /* Enter the event loop */ gtk_main (); return(0);}/* example-end */</PRE></TD></TR></TABLE></DIV><DIVCLASS="NAVFOOTER"><HRALIGN="LEFT"WIDTH="100%"><TABLEWIDTH="100%"BORDER="0"CELLPADDING="0"CELLSPACING="0"><TR><TDWIDTH="33%"ALIGN="left"VALIGN="top"><AHREF="sec-scrolledwindows.html"><<< Previous</A></TD><TDWIDTH="34%"ALIGN="center"VALIGN="top"><AHREF="gtk-tut.html">Home</A></TD><TDWIDTH="33%"ALIGN="right"VALIGN="top"><AHREF="sec-toolbar.html">Next >>></A></TD></TR><TR><TDWIDTH="33%"ALIGN="left"VALIGN="top">Scrolled Windows</TD><TDWIDTH="34%"ALIGN="center"VALIGN="top"><AHREF="ch-containerwidgets.html">Up</A></TD><TDWIDTH="33%"ALIGN="right"VALIGN="top">Toolbar</TD></TR></TABLE></DIV> </td> </tr></table> </td> </tr></table></body></BODY></HTML>⌨️ 快捷键说明
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