[Xfce4-commits] [apps/xfce4-screensaver] 104/425: popsquares: Add GTK3 support
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Mon Oct 15 01:49:11 CEST 2018
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in repository apps/xfce4-screensaver.
commit a22116dfbffaf2526de2368668e243a4847f7ec9
Author: Stefano Karapetsas <stefano at karapetsas.com>
Date: Tue Nov 12 16:54:55 2013 +0100
popsquares: Add GTK3 support
---
savers/gste-popsquares.c | 70 +++++++++++++++++++++++++++++++++++++++++++++++-
savers/popsquares.c | 1 +
2 files changed, 70 insertions(+), 1 deletion(-)
diff --git a/savers/gste-popsquares.c b/savers/gste-popsquares.c
index 6edeba7..5c2aaad 100644
--- a/savers/gste-popsquares.c
+++ b/savers/gste-popsquares.c
@@ -34,7 +34,9 @@
static void gste_popsquares_class_init (GSTEPopsquaresClass *klass);
static void gste_popsquares_init (GSTEPopsquares *engine);
-static void gste_popsquares_finalize (GObject *object);
+static void gste_popsquares_finalize (GObject *object);
+static void draw_frame (GSTEPopsquares *pop,
+ cairo_t *cr);
typedef struct _square
{
@@ -49,7 +51,9 @@ struct GSTEPopsquaresPrivate
int ncolors;
int subdivision;
+#if !GTK_CHECK_VERSION (3, 0, 0)
GdkGC *gc;
+#endif
GdkColor *colors;
square *squares;
@@ -214,8 +218,12 @@ rgb_to_hsv (unsigned short r,
}
static void
+#if GTK_CHECK_VERSION (3, 0, 0)
+make_color_ramp (int h1,
+#else
make_color_ramp (GdkColormap *colormap,
int h1,
+#endif
double s1,
double v1,
int h2,
@@ -223,9 +231,13 @@ make_color_ramp (GdkColormap *colormap,
double v2,
GdkColor *colors,
int n_colors,
+#if GTK_CHECK_VERSION (3, 0, 0)
+ gboolean closed)
+#else
gboolean closed,
gboolean allocate,
gboolean writable)
+#endif
{
double dh, ds, dv; /* deltas */
int i;
@@ -264,6 +276,7 @@ make_color_ramp (GdkColormap *colormap,
&colors [i].red,
&colors [i].green,
&colors [i].blue);
+#if !GTK_CHECK_VERSION (3, 0, 0)
if (allocate)
{
gdk_colormap_alloc_color (colormap,
@@ -271,6 +284,7 @@ make_color_ramp (GdkColormap *colormap,
writable,
TRUE);
}
+#endif
}
if (closed)
@@ -309,11 +323,19 @@ set_colors (GdkWindow *window,
widget = gtk_invisible_new ();
+#if GTK_CHECK_VERSION (3, 0, 0)
+ color = gtk_widget_get_style (widget)->dark [GTK_STATE_SELECTED];
+#else
color = widget->style->dark [GTK_STATE_SELECTED];
+#endif
fg->red = color.red;
fg->green = color.green;
fg->blue = color.blue;
+#if GTK_CHECK_VERSION (3, 0, 0)
+ color = gtk_widget_get_style (widget)->bg [GTK_STATE_SELECTED];
+#else
color = widget->style->bg [GTK_STATE_SELECTED];
+#endif
bg->red = color.red;
bg->green = color.green;
bg->blue = color.blue;
@@ -419,11 +441,13 @@ setup_colors (GSTEPopsquares *pop)
set_colors (window, &fg, &bg);
+#if !GTK_CHECK_VERSION (3, 0, 0)
if (pop->priv->gc)
{
g_object_unref (pop->priv->gc);
}
pop->priv->gc = gdk_gc_new (window);
+#endif
if (pop->priv->colors)
{
@@ -434,6 +458,13 @@ setup_colors (GSTEPopsquares *pop)
rgb_to_hsv (fg.red, fg.green, fg.blue, &h1, &s1, &v1);
rgb_to_hsv (bg.red, bg.green, bg.blue, &h2, &s2, &v2);
+#if GTK_CHECK_VERSION (3, 0, 0)
+ make_color_ramp (h1, s1, v1,
+ h2, s2, v2,
+ pop->priv->colors,
+ pop->priv->ncolors,
+ TRUE);
+#else
make_color_ramp (gtk_widget_get_colormap (GTK_WIDGET (pop)),
h1, s1, v1,
h2, s2, v2,
@@ -442,6 +473,7 @@ setup_colors (GSTEPopsquares *pop)
TRUE,
TRUE,
FALSE);
+#endif
nsquares = pop->priv->subdivision * pop->priv->subdivision;
@@ -464,8 +496,13 @@ gste_popsquares_real_show (GtkWidget *widget)
}
static gboolean
+#if GTK_CHECK_VERSION (3, 0, 0)
+gste_popsquares_real_draw (GtkWidget *widget,
+ cairo_t *cr)
+#else
gste_popsquares_real_expose (GtkWidget *widget,
GdkEventExpose *event)
+#endif
{
gboolean handled = FALSE;
@@ -473,10 +510,18 @@ gste_popsquares_real_expose (GtkWidget *widget,
/* FIXME: should double buffer? */
+#if GTK_CHECK_VERSION (3, 0, 0)
+ if (GTK_WIDGET_CLASS (parent_class)->draw)
+ {
+ handled = GTK_WIDGET_CLASS (parent_class)->draw (widget, cr);
+ }
+ draw_frame (GSTE_POPSQUARES (widget), cr);
+#else
if (GTK_WIDGET_CLASS (parent_class)->expose_event)
{
handled = GTK_WIDGET_CLASS (parent_class)->expose_event (widget, event);
}
+#endif
return handled;
}
@@ -518,7 +563,11 @@ gste_popsquares_class_init (GSTEPopsquaresClass *klass)
object_class->set_property = gste_popsquares_set_property;
widget_class->show = gste_popsquares_real_show;
+#if GTK_CHECK_VERSION (3, 0, 0)
+ widget_class->draw = gste_popsquares_real_draw;
+#else
widget_class->expose_event = gste_popsquares_real_expose;
+#endif
widget_class->configure_event = gste_popsquares_real_configure;
g_type_class_add_private (klass, sizeof (GSTEPopsquaresPrivate));
@@ -526,6 +575,15 @@ gste_popsquares_class_init (GSTEPopsquaresClass *klass)
static gboolean
draw_iter (GSTEPopsquares *pop)
+#if GTK_CHECK_VERSION (3, 0, 0)
+{
+ gtk_widget_queue_draw (GTK_WIDGET (pop));
+ return TRUE;
+}
+
+static void
+draw_frame (GSTEPopsquares *pop, cairo_t *cr)
+#endif
{
int border = 1;
gboolean twitch = FALSE;
@@ -559,10 +617,18 @@ draw_iter (GSTEPopsquares *pop)
{
square *s = (square *) &pop->priv->squares [gw * y + x];
+#if GTK_CHECK_VERSION (3, 0, 0)
+ gdk_cairo_set_source_color (cr, &(pop->priv->colors [s->color]));
+ cairo_rectangle (cr, s->x, s->y,
+ border ? s->w - border : s->w,
+ border ? s->h - border : s->h);
+ cairo_fill (cr);
+#else
gdk_gc_set_foreground (pop->priv->gc, &(pop->priv->colors [s->color]));
gdk_draw_rectangle (window, pop->priv->gc, TRUE, s->x, s->y,
border ? s->w - border : s->w,
border ? s->h - border : s->h);
+#endif
s->color++;
if (s->color == pop->priv->ncolors)
@@ -616,7 +682,9 @@ gste_popsquares_finalize (GObject *object)
g_free (pop->priv->squares);
g_free (pop->priv->colors);
+#if !GTK_CHECK_VERSION (3, 0, 0)
g_object_unref (pop->priv->gc);
+#endif
G_OBJECT_CLASS (parent_class)->finalize (object);
}
diff --git a/savers/popsquares.c b/savers/popsquares.c
index b87705a..8bfbc57 100644
--- a/savers/popsquares.c
+++ b/savers/popsquares.c
@@ -21,6 +21,7 @@
#include "config.h"
+#include <stdlib.h>
#include <string.h>
#include <gdk/gdk.h>
#include <gdk/gdkx.h>
--
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