gtkadjustment.html

该压缩包包含了GTK+的大量API函数

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><A
NAME="GTK-ADJUSTMENT-SET-VALUE"
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>gtk_adjustment_set_value ()</H3
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>void        gtk_adjustment_set_value        (<A
HREF="gtkadjustment.html"
>GtkAdjustment</A
> *adjustment,
                                             <A
HREF=../glib/glib-basic-types.html#GFLOAT
>gfloat</A> value);</PRE
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>Sets the <A
HREF="gtkadjustment.html"
>GtkAdjustment</A
> value.</P
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NAME="AEN13041"
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><TT
CLASS="PARAMETER"
><I
>adjustment</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>a <A
HREF="gtkadjustment.html"
>GtkAdjustment</A
>.</TD
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><TD
WIDTH="20%"
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><TT
CLASS="PARAMETER"
><I
>value</I
></TT
>&nbsp;:</TD
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>the new value.
&#13;</TD
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><A
NAME="AEN13055"
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><H3
><A
NAME="GTK-ADJUSTMENT-CLAMP-PAGE"
></A
>gtk_adjustment_clamp_page ()</H3
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>void        gtk_adjustment_clamp_page       (<A
HREF="gtkadjustment.html"
>GtkAdjustment</A
> *adjustment,
                                             <A
HREF=../glib/glib-basic-types.html#GFLOAT
>gfloat</A> lower,
                                             <A
HREF=../glib/glib-basic-types.html#GFLOAT
>gfloat</A> upper);</PRE
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>Updates the <A
HREF="gtkadjustment.html"
>GtkAdjustment</A
> <TT
CLASS="PARAMETER"
><I
>value</I
></TT
> to ensure that the range between <TT
CLASS="PARAMETER"
><I
>lower</I
></TT
>
and <TT
CLASS="PARAMETER"
><I
>upper</I
></TT
> is in the current page (i.e. between <TT
CLASS="PARAMETER"
><I
>value</I
></TT
> and <TT
CLASS="PARAMETER"
><I
>value</I
></TT
> +
<TT
CLASS="PARAMETER"
><I
>page_size</I
></TT
>).
If the range is larger than the page size, then only the start of it will
be in the current page.
A &quot;changed&quot; signal will be emitted if the value is changed.</P
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><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
>lower</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>the lower value.</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>upper</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>the upper value.
&#13;</TD
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><P
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><HR><DIV
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><A
NAME="AEN13088"
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><H3
><A
NAME="GTK-ADJUSTMENT-CHANGED"
></A
>gtk_adjustment_changed ()</H3
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><PRE
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>void        gtk_adjustment_changed          (<A
HREF="gtkadjustment.html"
>GtkAdjustment</A
> *adjustment);</PRE
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><P
>Emits a &quot;changed&quot; signal from the <A
HREF="gtkadjustment.html"
>GtkAdjustment</A
>.
This is typically called by the owner of the <A
HREF="gtkadjustment.html"
>GtkAdjustment</A
> after it has
changed any of the <A
HREF="gtkadjustment.html"
>GtkAdjustment</A
> fields other than the value.</P
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><A
NAME="AEN13097"
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BGCOLOR="#FFD0D0"
CELLSPACING="0"
CELLPADDING="4"
CLASS="CALSTABLE"
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><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>adjustment</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>&nbsp;</TD
></TR
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><P
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><HR><DIV
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><A
NAME="AEN13106"
></A
><H3
><A
NAME="GTK-ADJUSTMENT-VALUE-CHANGED"
></A
>gtk_adjustment_value_changed ()</H3
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><PRE
CLASS="PROGRAMLISTING"
>void        gtk_adjustment_value_changed    (<A
HREF="gtkadjustment.html"
>GtkAdjustment</A
> *adjustment);</PRE
></TD
></TR
></TABLE
><P
>Emits a &quot;value_changed&quot; signal from the GtkAdjusmtent.
This is typically called by the owner of the <A
HREF="gtkadjustment.html"
>GtkAdjustment</A
> after it has
changed the <A
HREF="gtkadjustment.html"
>GtkAdjustment</A
> value field.</P
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><TD
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ALIGN="RIGHT"
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><TT
CLASS="PARAMETER"
><I
>adjustment</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>&nbsp;</TD
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><A
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><H2
>Signals</H2
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><A
NAME="AEN13126"
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><H3
><A
NAME="GTKADJUSTMENT-CHANGED"
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>The &quot;changed&quot; signal</H3
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><PRE
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>void        user_function                  (<A
HREF="gtkadjustment.html"
>GtkAdjustment</A
> *adjustment,
                                            <A
HREF=../glib/glib-basic-types.html#GPOINTER
>gpointer</A> user_data);</PRE
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>Emitted when one or more of the <A
HREF="gtkadjustment.html"
>GtkAdjustment</A
> fields have been changed,
other than the value field.</P
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><A
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><P
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><TABLE
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><TD
WIDTH="20%"
ALIGN="RIGHT"
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><TT
CLASS="PARAMETER"
><I
>adjustment</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>the object which received the signal.&#13;</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>user_data</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>user data set when the signal handler was connected.</TD
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><P
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><HR><DIV
CLASS="REFSECT2"
><A
NAME="AEN13147"
></A
><H3
><A
NAME="GTKADJUSTMENT-VALUE-CHANGED"
></A
>The &quot;value-changed&quot; signal</H3
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><TR
><TD
><PRE
CLASS="PROGRAMLISTING"
>void        user_function                  (<A
HREF="gtkadjustment.html"
>GtkAdjustment</A
> *adjustment,
                                            <A
HREF=../glib/glib-basic-types.html#GPOINTER
>gpointer</A> user_data);</PRE
></TD
></TR
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><P
>Emitted when the <A
HREF="gtkadjustment.html"
>GtkAdjustment</A
> value field has been changed.</P
><DIV
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><A
NAME="AEN13155"
></A
><P
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><TABLE
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BGCOLOR="#FFD0D0"
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><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 object which received the signal.&#13;</TD
></TR
><TR
><TD
WIDTH="20%"
ALIGN="RIGHT"
VALIGN="TOP"
><TT
CLASS="PARAMETER"
><I
>user_data</I
></TT
>&nbsp;:</TD
><TD
WIDTH="80%"
ALIGN="LEFT"
VALIGN="TOP"
>user data set when the signal handler was connected.</TD
></TR
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><P
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