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gtk-demo: Many cosmetic fixes

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Mostly update window titles, and some addition to descriptions.
This commit is contained in:
Matthias Clasen
2015-06-19 21:59:15 -04:00
parent 2f8e4f2685
commit 0a601b093c
36 changed files with 189 additions and 164 deletions
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109
demos/gtk-demo/transparent.c
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@ -11,9 +11,9 @@
static void
draw_shadow_box (cairo_t *cr,
GdkRectangle rect,
double radius,
double transparency)
GdkRectangle rect,
double radius,
double transparency)
{
cairo_pattern_t *pattern;
double x0, x1, x2, x3;
@ -23,140 +23,140 @@ draw_shadow_box (cairo_t *cr,
x1 = rect.x + radius;
x2 = rect.x + rect.width - radius;
x3 = rect.x + rect.width;
y0 = rect.y;
y1 = rect.y + radius;
y2 = rect.y + rect.height - radius;
y3 = rect.y + rect.height;
/* Fill non-border part */
cairo_set_source_rgba (cr, 0, 0, 0, transparency);
cairo_rectangle (cr,
x1, y1, x2 - x1, y2 - y1);
x1, y1, x2 - x1, y2 - y1);
cairo_fill (cr);
/* Upper border */
pattern = cairo_pattern_create_linear (0, y0, 0, y1);
cairo_pattern_add_color_stop_rgba (pattern, 0.0, 0.0, 0, 0, 0.0);
cairo_pattern_add_color_stop_rgba (pattern, 1.0, 0.0, 0, 0, transparency);
cairo_set_source (cr, pattern);
cairo_pattern_destroy (pattern);
cairo_rectangle (cr,
x1, y0,
x2 - x1, y1 - y0);
x1, y0,
x2 - x1, y1 - y0);
cairo_fill (cr);
/* Bottom border */
pattern = cairo_pattern_create_linear (0, y2, 0, y3);
cairo_pattern_add_color_stop_rgba (pattern, 0.0, 0.0, 0, 0, transparency);
cairo_pattern_add_color_stop_rgba (pattern, 1.0, 0.0, 0, 0, 0.0);
cairo_set_source (cr, pattern);
cairo_pattern_destroy (pattern);
cairo_rectangle (cr,
x1, y2,
x2 - x1, y3 - y2);
x1, y2,
x2 - x1, y3 - y2);
cairo_fill (cr);
/* Left border */
pattern = cairo_pattern_create_linear (x0, 0, x1, 0);
cairo_pattern_add_color_stop_rgba (pattern, 0.0, 0.0, 0, 0, 0.0);
cairo_pattern_add_color_stop_rgba (pattern, 1.0, 0.0, 0, 0, transparency);
cairo_set_source (cr, pattern);
cairo_pattern_destroy (pattern);
cairo_rectangle (cr,
x0, y1,
x1 - x0, y2 - y1);
x0, y1,
x1 - x0, y2 - y1);
cairo_fill (cr);
/* Right border */
pattern = cairo_pattern_create_linear (x2, 0, x3, 0);
cairo_pattern_add_color_stop_rgba (pattern, 0.0, 0.0, 0, 0, transparency);
cairo_pattern_add_color_stop_rgba (pattern, 1.0, 0.0, 0, 0, 0.0);
cairo_set_source (cr, pattern);
cairo_pattern_destroy (pattern);
cairo_rectangle (cr,
x2, y1,
x3 - x2, y2 - y1);
x2, y1,
x3 - x2, y2 - y1);
cairo_fill (cr);
/* NW corner */
pattern = cairo_pattern_create_radial (x1, y1, 0,
x1, y1, radius);
x1, y1, radius);
cairo_pattern_add_color_stop_rgba (pattern, 0.0, 0.0, 0, 0, transparency);
cairo_pattern_add_color_stop_rgba (pattern, 1.0, 0.0, 0, 0, 0.0);
cairo_set_source (cr, pattern);
cairo_pattern_destroy (pattern);
cairo_rectangle (cr,
x0, y0,
x1 - x0, y1 - y0);
x0, y0,
x1 - x0, y1 - y0);
cairo_fill (cr);
/* NE corner */
pattern = cairo_pattern_create_radial (x2, y1, 0,
x2, y1, radius);
x2, y1, radius);
cairo_pattern_add_color_stop_rgba (pattern, 0.0, 0.0, 0, 0, transparency);
cairo_pattern_add_color_stop_rgba (pattern, 1.0, 0.0, 0, 0, 0.0);
cairo_set_source (cr, pattern);
cairo_pattern_destroy (pattern);
cairo_rectangle (cr,
x2, y0,
x3 - x2, y1 - y0);
x2, y0,
x3 - x2, y1 - y0);
cairo_fill (cr);
/* SW corner */
pattern = cairo_pattern_create_radial (x1, y2, 0,
x1, y2, radius);
x1, y2, radius);
cairo_pattern_add_color_stop_rgba (pattern, 0.0, 0.0, 0, 0, transparency);
cairo_pattern_add_color_stop_rgba (pattern, 1.0, 0.0, 0, 0, 0.0);
cairo_set_source (cr, pattern);
cairo_pattern_destroy (pattern);
cairo_rectangle (cr,
x0, y2,
x1 - x0, y3 - y2);
x0, y2,
x1 - x0, y3 - y2);
cairo_fill (cr);
/* SE corner */
pattern = cairo_pattern_create_radial (x2, y2, 0,
x2, y2, radius);
x2, y2, radius);
cairo_pattern_add_color_stop_rgba (pattern, 0.0, 0.0, 0, 0, transparency);
cairo_pattern_add_color_stop_rgba (pattern, 1.0, 0.0, 0, 0, 0.0);
cairo_set_source (cr, pattern);
cairo_pattern_destroy (pattern);
cairo_rectangle (cr,
x2, y2,
x3 - x2, y3 - y2);
x2, y2,
x3 - x2, y3 - y2);
cairo_fill (cr);
}
@ -174,8 +174,8 @@ draw_callback (GtkWidget *widget,
rect.height -= SHADOW_OFFSET_Y;
draw_shadow_box (cr,
rect, SHADOW_RADIUS, 0.4);
rect, SHADOW_RADIUS, 0.4);
return FALSE;
}
@ -202,7 +202,7 @@ do_transparent (GtkWidget *do_widget)
g_signal_connect (window, "destroy",
G_CALLBACK (gtk_widget_destroyed), &window);
gtk_window_set_title (GTK_WINDOW (window), "Transparent");
gtk_window_set_title (GTK_WINDOW (window), "Transparency");
gtk_container_set_border_width (GTK_CONTAINER (window), 0);
view = gtk_text_view_new ();
@ -230,7 +230,6 @@ do_transparent (GtkWidget *do_widget)
gtk_overlay_add_overlay (GTK_OVERLAY (overlay), entry);
gtk_widget_set_halign (entry, GTK_ALIGN_CENTER);
gtk_widget_set_valign (entry, GTK_ALIGN_START);
gtk_widget_show_all (overlay);
}