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-rw-r--r--gst-mixer/src/volume.c99
1 files changed, 99 insertions, 0 deletions
diff --git a/gst-mixer/src/volume.c b/gst-mixer/src/volume.c
index 3df721f..9a1aaac 100644
--- a/gst-mixer/src/volume.c
+++ b/gst-mixer/src/volume.c
@@ -40,12 +40,26 @@ static void mate_volume_control_volume_class_init (MateVolumeControlVolumeClass
static void mate_volume_control_volume_init (MateVolumeControlVolume *el);
static void mate_volume_control_volume_dispose (GObject *object);
+#if GTK_CHECK_VERSION (3, 0, 0)
+static void mate_volume_control_volume_get_preferred_width (GtkWidget *widget,
+ gint *minimum_width,
+ gint *natural_width);
+static void mate_volume_control_volume_get_preferred_height (GtkWidget *widget,
+ gint *minimum_height,
+ gint *natural_height);
+#else
static void mate_volume_control_volume_size_req (GtkWidget *widget,
GtkRequisition *req);
+#endif
static void mate_volume_control_volume_size_alloc (GtkWidget *widget,
GtkAllocation *alloc);
+#if GTK_CHECK_VERSION (3, 0, 0)
+static gboolean mate_volume_control_volume_draw (GtkWidget *widget,
+ cairo_t *cr);
+#else
static gboolean mate_volume_control_volume_expose (GtkWidget *widget,
GdkEventExpose *expose);
+#endif
static void cb_volume_changed (GtkAdjustment *adj,
gpointer data);
@@ -63,8 +77,14 @@ mate_volume_control_volume_class_init (MateVolumeControlVolumeClass *klass)
gobject_class->dispose = mate_volume_control_volume_dispose;
gtkwidget_class->size_allocate = mate_volume_control_volume_size_alloc;
+#if GTK_CHECK_VERSION (3, 0, 0)
+ gtkwidget_class->get_preferred_width = mate_volume_control_volume_get_preferred_width;
+ gtkwidget_class->get_preferred_height = mate_volume_control_volume_get_preferred_height;
+ gtkwidget_class->draw = mate_volume_control_volume_draw;
+#else
gtkwidget_class->size_request = mate_volume_control_volume_size_req;
gtkwidget_class->expose_event = mate_volume_control_volume_expose;
+#endif
}
static void
@@ -91,7 +111,11 @@ get_scale (MateVolumeControlVolume *vol,
gint volume)
{
GtkWidget *slider;
+#if GTK_CHECK_VERSION (3, 0, 0)
+ GtkAdjustment *adj;
+#else
GtkObject *adj;
+#endif
AtkObject *accessible;
gchar *accessible_name;
@@ -101,7 +125,11 @@ get_scale (MateVolumeControlVolume *vol,
(vol->track->max_volume - vol->track->min_volume) / 10.0, 0.0);
g_signal_connect (adj, "value_changed",
G_CALLBACK (cb_volume_changed), vol);
+#if GTK_CHECK_VERSION (3, 0, 0)
+ slider = gtk_vscale_new (adj);
+#else
slider = gtk_vscale_new (GTK_ADJUSTMENT (adj));
+#endif
gtk_scale_set_draw_value (GTK_SCALE (slider), FALSE);
gtk_range_set_inverted (GTK_RANGE (slider), TRUE);
@@ -283,9 +311,14 @@ mate_volume_control_volume_size_req (GtkWidget *widget,
GtkRequisition but_req, scale_req;
/* request size of kids */
+#if GTK_CHECK_VERSION (3, 0, 0)
+ gtk_widget_get_preferred_size (vol->button, &but_req, NULL);
+ gtk_widget_get_preferred_size (vol->scales->data, &scale_req, NULL);
+#else
GTK_WIDGET_GET_CLASS (vol->button)->size_request (vol->button, &but_req);
GTK_WIDGET_GET_CLASS (vol->scales->data)->size_request (vol->scales->data,
&scale_req);
+#endif
if (scale_req.height < 100)
scale_req.height = 100;
@@ -295,6 +328,28 @@ mate_volume_control_volume_size_req (GtkWidget *widget,
req->height = scale_req.height + but_req.height /*+ vol->padding*/;
}
+#if GTK_CHECK_VERSION (3, 0, 0)
+static void
+mate_volume_control_volume_get_preferred_width (GtkWidget *widget,
+ gint *minimum_width,
+ gint *natural_width)
+{
+ GtkRequisition req;
+ mate_volume_control_volume_size_req (widget, &req);
+ *minimum_width = *natural_width = req.width;
+}
+
+static void
+mate_volume_control_volume_get_preferred_height (GtkWidget *widget,
+ gint *minimum_height,
+ gint *natural_height)
+{
+ GtkRequisition req;
+ mate_volume_control_volume_size_req (widget, &req);
+ *minimum_height = *natural_height = req.height;
+}
+#endif
+
static void
mate_volume_control_volume_size_alloc (GtkWidget *widget,
GtkAllocation *alloc)
@@ -315,9 +370,14 @@ mate_volume_control_volume_size_alloc (GtkWidget *widget,
return;
/* request size of kids */
+#if GTK_CHECK_VERSION (3, 0, 0)
+ gtk_widget_get_preferred_size (vol->button, &but_req, NULL);
+ gtk_widget_get_preferred_size (vol->scales->data, &scale_req, NULL);
+#else
GTK_WIDGET_GET_CLASS (vol->button)->size_request (vol->button, &but_req);
GTK_WIDGET_GET_CLASS (vol->scales->data)->size_request (vol->scales->data,
&scale_req);
+#endif
/* calculate */
x_offset = (alloc->width - ((vol->track->num_channels * scale_req.width) +
@@ -349,17 +409,24 @@ mate_volume_control_volume_size_alloc (GtkWidget *widget,
}
static gboolean
+#if GTK_CHECK_VERSION (3, 0, 0)
+mate_volume_control_volume_draw (GtkWidget *widget,
+ cairo_t *cr)
+#else
mate_volume_control_volume_expose (GtkWidget *widget,
GdkEventExpose *expose)
+#endif
{
GtkAllocation allocation;
MateVolumeControlVolume *vol = MATE_VOLUME_CONTROL_VOLUME (widget);
+#if !GTK_CHECK_VERSION (3, 0, 0)
/* clear background */
gtk_widget_get_allocation (widget, &allocation);
gdk_window_clear_area (gtk_widget_get_window (widget), 0, 0,
allocation.width,
allocation.height);
+#endif
if (vol->track->num_channels > 1) {
gint x_offset, y_offset, height, width;
@@ -369,9 +436,14 @@ mate_volume_control_volume_expose (GtkWidget *widget,
GtkStateType state;
/* request size of kids */
+#if GTK_CHECK_VERSION (3, 0, 0)
+ gtk_widget_get_preferred_size (vol->button, &but_req, NULL);
+ gtk_widget_get_preferred_size (vol->scales->data, &scale_req, NULL);
+#else
GTK_WIDGET_GET_CLASS (vol->button)->size_request (vol->button, &but_req);
GTK_WIDGET_GET_CLASS (vol->scales->data)->size_request (vol->scales->data,
&scale_req);
+#endif
/* calculate */
gtk_widget_get_allocation (widget, &allocation);
@@ -390,23 +462,50 @@ mate_volume_control_volume_expose (GtkWidget *widget,
points[0].x = points[1].x = x_offset + 3;
points[2].x = points[0].x + width - 6;
+#if GTK_CHECK_VERSION (3, 0, 0)
+ cairo_move_to (cr, points[0].x, points[0].x);
+ cairo_line_to (cr, points[1].x, points[1].x);
+ cairo_move_to (cr, points[1].x, points[1].x);
+ cairo_line_to (cr, points[2].x, points[2].x);
+ cairo_move_to (cr, points[0].x, points[0].x);
+#else
gtk_paint_polygon (style, gtk_widget_get_window (widget),
state,
GTK_SHADOW_ETCHED_IN,
&expose->area, widget, "hseparator",
points, 3, FALSE);
+#endif
points[0].x = points[1].x = allocation.width - x_offset - 3;
points[2].x = points[0].x - width + 6;
+#if GTK_CHECK_VERSION (3, 0, 0)
+ cairo_move_to (cr, points[0].x, points[0].x);
+ cairo_line_to (cr, points[1].x, points[1].x);
+ cairo_move_to (cr, points[1].x, points[1].x);
+ cairo_line_to (cr, points[2].x, points[2].x);
+ cairo_move_to (cr, points[0].x, points[0].x);
+#else
gtk_paint_polygon (style, gtk_widget_get_window (widget),
state,
GTK_SHADOW_ETCHED_IN,
&expose->area, widget, "hseparator",
points, 3, FALSE);
+#endif
+
+#if GTK_CHECK_VERSION (3, 0, 0)
+ cairo_set_antialias (cr, CAIRO_ANTIALIAS_NONE);
+ cairo_set_line_width (cr, 1.0);
+ cairo_set_source_rgb (cr, 0, 0, 0);
+ cairo_stroke (cr);
+#endif
}
/* take care of redrawing the kids */
+#if GTK_CHECK_VERSION (3, 0, 0)
+ return GTK_WIDGET_CLASS (mate_volume_control_volume_parent_class)->draw (widget, cr);
+#else
return GTK_WIDGET_CLASS (mate_volume_control_volume_parent_class)->expose_event (widget, expose);
+#endif
}
/*
generated by cgit v1.2.1 (git 2.18.0) at 2024-11-03 13:08:17 +0000