dd8f05c81d
Also, fix shell-global.c to actually compile with config.h included. Was supposed to fix bug 602802, but doesn't...
144 lines
3.6 KiB
C
144 lines
3.6 KiB
C
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
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#include "config.h"
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#include "shell-arrow.h"
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#include <clutter/clutter.h>
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#include <gtk/gtk.h>
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#include <cairo.h>
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enum {
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PROP_0,
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PROP_DIRECTION
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};
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G_DEFINE_TYPE(ShellArrow, shell_arrow, CLUTTER_TYPE_CAIRO_TEXTURE);
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struct _ShellArrowPrivate {
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GtkArrowType direction;
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};
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static void shell_arrow_redraw (ShellArrow *self);
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static void
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shell_arrow_set_property (GObject *object,
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guint prop_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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ShellArrow *self = SHELL_ARROW (object);
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switch (prop_id)
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{
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case PROP_DIRECTION:
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self->priv->direction = g_value_get_enum (value);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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shell_arrow_redraw (self);
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}
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static void
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shell_arrow_get_property (GObject *object,
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guint prop_id,
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GValue *value,
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GParamSpec *pspec)
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{
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ShellArrow *self = SHELL_ARROW (object);
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switch (prop_id)
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{
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case PROP_DIRECTION:
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g_value_set_enum (value, self->priv->direction);
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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break;
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}
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}
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static void
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shell_arrow_redraw (ShellArrow *self)
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{
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cairo_t *cr;
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guint width, height;
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g_object_get (G_OBJECT (self), "surface-width", &width,
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"surface-height", &height,
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NULL);
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if (width == 0)
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return;
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cr = clutter_cairo_texture_create (CLUTTER_CAIRO_TEXTURE (self));
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cairo_set_source_rgb (cr, 1, 1, 1);
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switch (self->priv->direction)
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{
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case GTK_ARROW_RIGHT:
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cairo_move_to (cr, 0, 0);
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cairo_line_to (cr, width, height*0.5);
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cairo_line_to (cr, 0, height);
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break;
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case GTK_ARROW_LEFT:
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cairo_move_to (cr, width, 0);
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cairo_line_to (cr, 0, height*0.5);
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cairo_line_to (cr, width, height);
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break;
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case GTK_ARROW_UP:
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cairo_move_to (cr, 0, height);
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cairo_line_to (cr, width*0.5, 0);
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cairo_line_to (cr, width, height);
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break;
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case GTK_ARROW_DOWN:
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cairo_move_to (cr, 0, 0);
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cairo_line_to (cr, width*0.5, height);
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cairo_line_to (cr, width, height);
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break;
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case GTK_ARROW_NONE:
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default:
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break;
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}
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cairo_close_path (cr);
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cairo_fill (cr);
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cairo_destroy (cr);
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}
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static void
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shell_arrow_class_init (ShellArrowClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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g_type_class_add_private (klass, sizeof (ShellArrowPrivate));
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object_class->get_property = shell_arrow_get_property;
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object_class->set_property = shell_arrow_set_property;
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g_object_class_install_property (object_class,
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PROP_DIRECTION,
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g_param_spec_enum ("direction",
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"Direction",
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"Direction",
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GTK_TYPE_ARROW_TYPE,
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GTK_ARROW_NONE,
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G_PARAM_READWRITE));
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}
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static void
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shell_arrow_init (ShellArrow *actor)
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{
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actor->priv = G_TYPE_INSTANCE_GET_PRIVATE (actor, SHELL_TYPE_ARROW,
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ShellArrowPrivate);
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g_signal_connect (actor, "notify::surface-width", G_CALLBACK (shell_arrow_redraw), NULL);
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}
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