qulogic/talkatu

Merged in default (pull request #27)

2019-07-23, Gary Kramlich
c4b07dfd0db9
Parents a38f8992c4d0dbc6a49e8452
Children e5e2a793b725
Merged in default (pull request #27)

Add API to page up/down in the history widget.

Approved-by: Elliott Sales de Andrade
2 files changed, 44 insertions(+), 0 deletions(-)
  • +41 -0
    talkatu/talkatuhistory.c
  • +3 -0
    talkatu/talkatuhistory.h
    • --- a/talkatu/talkatuhistory.c Mon Jul 22 07:32:37 2019 +0000
    +++ b/talkatu/talkatuhistory.c Tue Jul 23 00:06:29 2019 +0000
    @@ -88,3 +88,44 @@
    NULL
    ));
    }
    +
    +/**
    + * talkatu_history_page_up:
    + * @history: The #TalkatuHistory instance.
    + *
    + * Scrolls @history up one page.
    + */
    +void
    +talkatu_history_page_up(TalkatuHistory *history) {
    + GtkAdjustment *adjustment = NULL;
    + double value = 0.0;
    +
    + g_return_if_fail(TALKATU_IS_HISTORY(history));
    +
    + adjustment = gtk_scrollable_get_vadjustment(GTK_SCROLLABLE(history));
    +
    + value = gtk_adjustment_get_value(adjustment);
    + value -= gtk_adjustment_get_page_increment(adjustment);
    + gtk_adjustment_set_value(adjustment, value);
    +}
    +
    +/**
    + * talkatu_history_page_down:
    + * @history: The #TalkatuHistory instance.
    + *
    + * Scrolls @history down one page.
    + */
    +void
    +talkatu_history_page_down(TalkatuHistory *history) {
    + GtkAdjustment *adjustment = NULL;
    + double value = 0.0;
    +
    + g_return_if_fail(TALKATU_IS_HISTORY(history));
    +
    + adjustment = gtk_scrollable_get_vadjustment(GTK_SCROLLABLE(history));
    +
    + value = gtk_adjustment_get_value(adjustment);
    + value += gtk_adjustment_get_page_increment(adjustment);
    + gtk_adjustment_set_value(adjustment, value);
    +}
    +
    --- a/talkatu/talkatuhistory.h Mon Jul 22 07:32:37 2019 +0000
    +++ b/talkatu/talkatuhistory.h Tue Jul 23 00:06:29 2019 +0000
    @@ -38,6 +38,9 @@
    GtkWidget *talkatu_history_new(void);
    +void talkatu_history_page_up(TalkatuHistory *history);
    +void talkatu_history_page_down(TalkatuHistory *history);
    +
    G_END_DECLS
    #endif /* TALKATU_HISTORY_H */