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tests: Use drawing area in testellipsise

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This commit is contained in:
Benjamin Otte 2016-11-18 22:37:41 +01:00
parent 915e791586
commit 4a604cf927
1 changed files with 18 additions and 12 deletions
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30
tests/testellipsise.c
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@ -62,11 +62,14 @@ scale_changed_cb (GtkRange *range,
redraw_event_box (label);
}
static gboolean
ebox_draw_cb (GtkWidget *widget,
cairo_t *cr,
gpointer data)
static void
overlay_draw (GtkDrawingArea *da,
cairo_t *cr,
int width,
int height,
gpointer data)
{
GtkWidget *widget = GTK_WIDGET (da);
PangoLayout *layout;
const double dashes[] = { 6, 18 };
GtkAllocation label_allocation;
@ -78,7 +81,8 @@ ebox_draw_cb (GtkWidget *widget,
cairo_set_line_width (cr, 1);
cairo_set_source_rgb (cr, 1, 1, 1);
cairo_paint (cr);
cairo_rectangle (cr, 0, 0, width, height);
cairo_fill (cr);
gtk_widget_translate_coordinates (label, widget, 0, 0, &x, &y);
layout = gtk_widget_create_pango_layout (widget, "");
@ -115,15 +119,13 @@ ebox_draw_cb (GtkWidget *widget,
cairo_set_source_rgb (cr, 0.2, 0.8, 0.2);
cairo_set_dash (cr, dashes, 2, 12.5);
cairo_stroke (cr);
return FALSE;
}
int
main (int argc, char *argv[])
{
GtkWidget *window, *vbox, *label;
GtkWidget *combo, *scale, *ebox;
GtkWidget *combo, *scale, *overlay, *da;
gtk_init (&argc, &argv);
@ -148,18 +150,22 @@ main (int argc, char *argv[])
gtk_widget_set_halign (label, GTK_ALIGN_CENTER);
gtk_widget_set_valign (label, GTK_ALIGN_CENTER);
ebox = gtk_event_box_new ();
gtk_container_add (GTK_CONTAINER (ebox), label);
da = gtk_drawing_area_new ();
gtk_drawing_area_set_draw_func (GTK_DRAWING_AREA (da), overlay_draw, label, NULL);
overlay = gtk_overlay_new ();
gtk_container_add (GTK_CONTAINER (overlay), da);
gtk_overlay_add_overlay (GTK_OVERLAY (overlay), label);
gtk_box_pack_start (GTK_BOX (vbox), combo, FALSE, TRUE);
gtk_box_pack_start (GTK_BOX (vbox), scale, FALSE, TRUE);
gtk_box_pack_start (GTK_BOX (vbox), ebox, TRUE, TRUE);
gtk_box_pack_start (GTK_BOX (vbox), overlay, TRUE, TRUE);
g_object_set_data (G_OBJECT (label), "combo", combo);
g_signal_connect (combo, "changed", G_CALLBACK (combo_changed_cb), label);
g_signal_connect (scale, "value-changed", G_CALLBACK (scale_changed_cb), label);
g_signal_connect (ebox, "draw", G_CALLBACK (ebox_draw_cb), label);
gtk_widget_show_all (window);