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libsysprof-ui: add lateral movements with keyboard

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This commit is contained in:
Christian Hergert
2019-05-15 19:07:37 -07:00
parent 3210926f15
commit 26a94c2efd
2 changed files with 51 additions and 1 deletions
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48
src/libsysprof-ui/sysprof-marks-view.c
View File

@ -51,6 +51,48 @@ static GParamSpec *properties [N_PROPS];
G_DEFINE_TYPE_WITH_PRIVATE (SysprofMarksView, sysprof_marks_view, GTK_TYPE_BIN)
static gboolean
sysprof_marks_view_tree_view_key_press_event_cb (SysprofMarksView *self,
const GdkEventKey *key,
GtkTreeView *tree_view)
{
SysprofMarksViewPrivate *priv = sysprof_marks_view_get_instance_private (self);
gint dir = 0;
g_assert (SYSPROF_MARKS_VIEW (self));
g_assert (key != NULL);
if (key->state == 0)
{
switch (key->keyval)
{
case GDK_KEY_Left:
dir = -1;
break;
case GDK_KEY_Right:
dir = 1;
break;
default:
break;
}
if (dir)
{
GtkAdjustment *adj = gtk_scrolled_window_get_hadjustment (priv->scroller);
gdouble step = gtk_adjustment_get_step_increment (adj);
gdouble val = CLAMP (gtk_adjustment_get_value (adj) + (step * dir),
gtk_adjustment_get_lower (adj),
gtk_adjustment_get_upper (adj));
gtk_adjustment_set_value (adj, val);
return GDK_EVENT_STOP;
}
}
return GDK_EVENT_PROPAGATE;
}
static void
sysprof_marks_view_selection_changed_cb (SysprofMarksView *self,
GtkTreeSelection *selection)
@ -192,6 +234,12 @@ sysprof_marks_view_init (SysprofMarksView *self)
gtk_widget_init_template (GTK_WIDGET (self));
g_signal_connect_object (priv->tree_view,
"key-press-event",
G_CALLBACK (sysprof_marks_view_tree_view_key_press_event_cb),
self,
G_CONNECT_SWAPPED);
g_signal_connect_object (gtk_tree_view_get_selection (priv->tree_view),
"changed",
G_CALLBACK (sysprof_marks_view_selection_changed_cb),

4
src/libsysprof-ui/ui/sysprof-capture-view.ui
View File

@ -144,5 +144,7 @@
</child>
</template>
<object class="SysprofZoomManager" id="zoom_manager"/>
<object class="GtkAdjustment" id="time_adj"/>
<object class="GtkAdjustment" id="time_adj">
<property name="step-increment">20</property>
</object>
</interface>