gtkspinbutton.html

该压缩包包含了GTK+的大量API函数

CLASS="REFSECT2"
><A
NAME="AEN39312"
></A
><H3
><A
NAME="GTK-SPIN-BUTTON-CONFIGURE"
></A
>gtk_spin_button_configure ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>void        gtk_spin_button_configure       (<A
HREF="gtkspinbutton.html"
>GtkSpinButton</A
> *spin_button,
                                             <A
HREF="gtkadjustment.html"
>GtkAdjustment</A
> *adjustment,
                                             <A
HREF=../glib/glib-basic-types.html#GFLOAT
>gfloat</A> climb_rate,
                                             <A
HREF=../glib/glib-basic-types.html#GUINT
>guint</A> digits);</PRE
></TD
></TR
></TABLE
><P
>Changes the properties of an existing spin button. The adjustment, climb rate, and number of decimal places are all changed accordingly, after this function call.</P
><DIV
CLASS="INFORMALTABLE"
><A
NAME="AEN39321"
></A
><P
></P
><TABLE
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WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TBODY
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>spin_button</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>a <A
HREF="gtkspinbutton.html"
>GtkSpinButton</A
>.</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>adjustment</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>a <A
HREF="gtkadjustment.html"
>GtkAdjustment</A
>.</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>climb_rate</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>the new climb rate.</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>digits</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>the number of decimal places to display in the spin button.
&#13;</TD
></TR
></TBODY
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN39344"
></A
><H3
><A
NAME="GTK-SPIN-BUTTON-NEW"
></A
>gtk_spin_button_new ()</H3
><TABLE
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BGCOLOR="#D6E8FF"
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CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
><A
HREF="gtkwidget.html"
>GtkWidget</A
>*  gtk_spin_button_new             (<A
HREF="gtkadjustment.html"
>GtkAdjustment</A
> *adjustment,
                                             <A
HREF=../glib/glib-basic-types.html#GFLOAT
>gfloat</A> climb_rate,
                                             <A
HREF=../glib/glib-basic-types.html#GUINT
>guint</A> digits);</PRE
></TD
></TR
></TABLE
><P
>Creates a new <A
HREF="gtkspinbutton.html"
>GtkSpinButton</A
>.</P
><DIV
CLASS="INFORMALTABLE"
><A
NAME="AEN39354"
></A
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TBODY
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>adjustment</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>the <A
HREF="gtkadjustment.html"
>GtkAdjustment</A
> object that this spin button should use.</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>climb_rate</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>specifies how much the spin button changes when an arrow is clicked on.</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>digits</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>the number of decimal places to display.</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><I
CLASS="EMPHASIS"
>Returns</I
> :</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>a <A
HREF="gtkwidget.html"
>GtkWidget</A
>.
&#13;</TD
></TR
></TBODY
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN39377"
></A
><H3
><A
NAME="GTK-SPIN-BUTTON-SET-ADJUSTMENT"
></A
>gtk_spin_button_set_adjustment ()</H3
><TABLE
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CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>void        gtk_spin_button_set_adjustment  (<A
HREF="gtkspinbutton.html"
>GtkSpinButton</A
> *spin_button,
                                             <A
HREF="gtkadjustment.html"
>GtkAdjustment</A
> *adjustment);</PRE
></TD
></TR
></TABLE
><P
>Changes which <A
HREF="gtkadjustment.html"
>GtkAdjustment</A
> is associated with a spin button.</P
><DIV
CLASS="INFORMALTABLE"
><A
NAME="AEN39385"
></A
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TBODY
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>spin_button</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>a <A
HREF="gtkspinbutton.html"
>GtkSpinButton</A
>.</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>adjustment</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>a <A
HREF="gtkadjustment.html"
>GtkAdjustment</A
>.
&#13;</TD
></TR
></TBODY
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN39400"
></A
><H3
><A
NAME="GTK-SPIN-BUTTON-GET-ADJUSTMENT"
></A
>gtk_spin_button_get_adjustment ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
><A
HREF="gtkadjustment.html"
>GtkAdjustment</A
>* gtk_spin_button_get_adjustment
                                            (<A
HREF="gtkspinbutton.html"
>GtkSpinButton</A
> *spin_button);</PRE
></TD
></TR
></TABLE
><P
>Retrieves the <A
HREF="gtkadjustment.html"
>GtkAdjustment</A
> used by a given spin button.</P
><DIV
CLASS="INFORMALTABLE"
><A
NAME="AEN39408"
></A
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TBODY
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>spin_button</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>a <A
HREF="gtkspinbutton.html"
>GtkSpinButton</A
>.</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><I
CLASS="EMPHASIS"
>Returns</I
> :</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>a <A
HREF="gtkadjustment.html"
>GtkAdjustment</A
>.
&#13;</TD
></TR
></TBODY
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN39423"
></A
><H3
><A
NAME="GTK-SPIN-BUTTON-SET-DIGITS"
></A
>gtk_spin_button_set_digits ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>void        gtk_spin_button_set_digits      (<A
HREF="gtkspinbutton.html"
>GtkSpinButton</A
> *spin_button,
                                             <A
HREF=../glib/glib-basic-types.html#GUINT
>guint</A> digits);</PRE
></TD
></TR
></TABLE
><P
>Alters the number of decimal places that are displayed in a spin button.</P
><DIV
CLASS="INFORMALTABLE"
><A
NAME="AEN39430"
></A
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TBODY
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>spin_button</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>a <A
HREF="gtkspinbutton.html"
>GtkSpinButton</A
>.</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>digits</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>the number of decimal places.
&#13;</TD
></TR
></TBODY
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN39444"
></A
><H3
><A
NAME="GTK-SPIN-BUTTON-GET-VALUE-AS-FLOAT"
></A
>gtk_spin_button_get_value_as_float ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
><A
HREF=../glib/glib-basic-types.html#GFLOAT
>gfloat</A>      gtk_spin_button_get_value_as_float
                                            (<A
HREF="gtkspinbutton.html"
>GtkSpinButton</A
> *spin_button);</PRE
></TD
></TR
></TABLE
><P
>Retrieves the current value of a <A
HREF="gtkspinbutton.html"
>GtkSpinButton</A
>. If the number has no decimal places, it is converted to a float before the function returns.</P
><DIV
CLASS="INFORMALTABLE"
><A
NAME="AEN39452"
></A
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TBODY
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>spin_button</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>a <A
HREF="gtkspinbutton.html"
>GtkSpinButton</A
>.</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><I
CLASS="EMPHASIS"
>Returns</I
> :</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>the value of <TT
CLASS="PARAMETER"
><I
>spin_button</I
></TT
> as a <A
HREF=../glib/glib-basic-types.html#GFLOAT
>gfloat</A>.
&#13;</TD
></TR
></TBODY
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN39468"
></A
><H3
><A
NAME="GTK-SPIN-BUTTON-GET-VALUE-AS-INT"
></A
>gtk_spin_button_get_value_as_int ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
><A
HREF=../glib/glib-basic-types.html#GINT
>gint</A>        gtk_spin_button_get_value_as_int
                                            (<A
HREF="gtkspinbutton.html"
>GtkSpinButton</A
> *spin_button);</PRE
></TD
></TR
></TABLE
><P
>Retrieves the current integer value of a <A
HREF="gtkspinbutton.html"
>GtkSpinButton</A
>.</P
><DIV
CLASS="INFORMALTABLE"
><A
NAME="AEN39476"
></A
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TBODY
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>spin_button</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>a <A
HREF="gtkspinbutton.html"
>GtkSpinButton</A
>.</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><I
CLASS="EMPHASIS"
>Returns</I
> :</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>the value of <TT
CLASS="PARAMETER"
><I
>spin_button</I
></TT
> as a <A
HREF=../glib/glib-basic-types.html#GINT
>gint</A>.
&#13;</TD
></TR
></TBODY
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN39492"
></A
><H3
><A
NAME="GTK-SPIN-BUTTON-SET-VALUE"
></A
>gtk_spin_button_set_value ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>void        gtk_spin_button_set_value       (<A
HREF="gtkspinbutton.html"
>GtkSpinButton</A
> *spin_button,
                                             <A
HREF=../glib/glib-basic-types.html#GFLOAT
>gfloat</A> value);</PRE
></TD
></TR
></TABLE
><P
>Sets the value of a spin button.</P
><DIV
CLASS="INFORMALTABLE"
><A
NAME="AEN39499"
></A
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TBODY
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>spin_button</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>a <A
HREF="gtkspinbutton.html"
>GtkSpinButton</A
>.</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>value</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>the new floating point value.
&#13;</TD
></TR
></TBODY
></TABLE
><P
></P
></DIV
></DIV
><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN39513"
></A
><H3
><A
NAME="GTK-SPIN-BUTTON-SET-UPDATE-POLICY"
></A
>gtk_spin_button_set_update_policy ()</H3
><TABLE
BORDER="0"
BGCOLOR="#D6E8FF"
WIDTH="100%"
CELLPADDING="6"
><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>void        gtk_spin_button_set_update_policy
                                            (<A
HREF="gtkspinbutton.html"
>GtkSpinButton</A
> *spin_button,
                                             <A
HREF="gtkspinbutton.html#GTKSPINBUTTONUPDATEPOLICY"
>GtkSpinButtonUpdatePolicy</A
> policy);</PRE
></TD
></TR
></TABLE
><P
>Changes the way a spin button refreshes and updates itself. See <TT
CLASS="LITERAL"
>GtkSpinButtonUpdatePolicy</TT
> for more information.</P
><DIV
CLASS="INFORMALTABLE"
><A
NAME="AEN39521"
></A
><P
></P
><TABLE
BORDER="0"
WIDTH="100%"
BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
><TBODY
><TR