1 files changed, 278 insertions, 0 deletions
diff --git a/libview/ev-loading-window.c b/libview/ev-loading-window.c
new file mode 100644
index 00000000..e6352fe9
--- /dev/null
+++ b/libview/ev-loading-window.c
@@ -0,0 +1,278 @@
+/* ev-loading-window.c
+ * this file is part of evince, a mate document viewer
+ *
+ * Copyright (C) 2010 Carlos Garcia Campos <[email protected]>
+ *
+ * Evince is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * Evince is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ */
+
+#include "config.h"
+
+#include <string.h>
+#include <glib/gi18n.h>
+#include "ev-loading-window.h"
+
+enum {
+ PROP_0,
+ PROP_PARENT
+};
+
+struct _EvLoadingWindow {
+ GtkWindow base_instance;
+
+ GtkWindow *parent;
+
+ gint x;
+ gint y;
+ gint width;
+ gint height;
+};
+
+struct _EvLoadingWindowClass {
+ GtkWindowClass base_class;
+};
+
+G_DEFINE_TYPE (EvLoadingWindow, ev_loading_window, GTK_TYPE_WINDOW)
+
+static void
+ev_loading_window_set_property (GObject *object,
+ guint prop_id,
+ const GValue *value,
+ GParamSpec *pspec)
+{
+ EvLoadingWindow *window = EV_LOADING_WINDOW (object);
+
+ switch (prop_id) {
+ case PROP_PARENT:
+ window->parent = g_value_get_object (value);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
+ }
+}
+
+static void
+ev_loading_window_init (EvLoadingWindow *window)
+{
+ GtkWindow *gtk_window = GTK_WINDOW (window);
+ GtkWidget *widget = GTK_WIDGET (window);
+ GtkWidget *hbox;
+ GtkWidget *spinner;
+ GtkWidget *label;
+ GtkStyle *style;
+ GdkColor fg, bg;
+ const gchar *loading_text = _("Loading…");
+ const gchar *fg_color_name = "info_fg_color";
+ const gchar *bg_color_name = "info_bg_color";
+
+ hbox = gtk_hbox_new (FALSE, 12);
+
+ spinner = gtk_spinner_new ();
+ gtk_spinner_start (GTK_SPINNER (spinner));
+ gtk_box_pack_start (GTK_BOX (hbox), spinner, FALSE, FALSE, 0);
+ gtk_widget_show (spinner);
+
+ label = gtk_label_new (loading_text);
+ gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
+ gtk_widget_show (label);
+
+ gtk_container_add (GTK_CONTAINER (window), hbox);
+ gtk_widget_show (hbox);
+
+ gtk_widget_set_app_paintable (widget, TRUE);
+
+ gtk_container_set_border_width (GTK_CONTAINER (window), 10);
+
+ gtk_window_set_type_hint (gtk_window, GDK_WINDOW_TYPE_HINT_NOTIFICATION);
+ gtk_window_set_accept_focus (gtk_window, FALSE);
+ gtk_window_set_decorated (gtk_window, FALSE);
+ gtk_window_set_resizable (gtk_window, FALSE);
+
+ style = gtk_widget_get_style (widget);
+ if (!gtk_style_lookup_color (style, fg_color_name, &fg) ||
+ !gtk_style_lookup_color (style, bg_color_name, &bg)) {
+ fg.pixel = 0;
+ fg.red = 0xb800;
+ fg.green = 0xad00;
+ fg.blue = 0x9d00;
+
+ bg.pixel = 0;
+ bg.red = 0xff00;
+ bg.green = 0xff00;
+ bg.blue = 0xbf00;
+ }
+
+ if (!gdk_color_equal (&bg, &style->bg[GTK_STATE_NORMAL]))
+ gtk_widget_modify_bg (widget, GTK_STATE_NORMAL, &bg);
+ if (!gdk_color_equal (&fg, &style->fg[GTK_STATE_NORMAL]))
+ gtk_widget_modify_fg (widget, GTK_STATE_NORMAL, &fg);
+}
+
+static GObject *
+ev_loading_window_constructor (GType type,
+ guint n_construct_properties,
+ GObjectConstructParam *construct_params)
+{
+ GObject *object;
+ EvLoadingWindow *window;
+ GtkWindow *gtk_window;
+
+ object = G_OBJECT_CLASS (ev_loading_window_parent_class)->constructor (type,
+ n_construct_properties,
+ construct_params);
+ window = EV_LOADING_WINDOW (object);
+ gtk_window = GTK_WINDOW (window);
+
+ gtk_window_set_transient_for (gtk_window, window->parent);
+ gtk_window_set_destroy_with_parent (gtk_window, TRUE);
+
+ return object;
+}
+
+static void
+_cairo_rounded_rectangle (cairo_t *cr,
+ gint width,
+ gint height,
+ gdouble radius)
+{
+ cairo_move_to (cr, radius, 0);
+ cairo_line_to (cr, width - radius, 0);
+ cairo_curve_to (cr,
+ width, 0,
+ width, 0,
+ width,
+ radius);
+ cairo_line_to (cr, width, height - radius);
+ cairo_curve_to (cr,
+ width,height,
+ width, height,
+ width - radius,
+ height);
+ cairo_line_to (cr, radius, height);
+ cairo_curve_to (cr,
+ 0, height,
+ 0, height,
+ 0, height - radius);
+ cairo_line_to (cr, 0, radius);
+ cairo_curve_to (cr,
+ 0, 0,
+ 0, 0,
+ radius, 0);
+}
+
+static void
+ev_loading_window_size_allocate (GtkWidget *widget,
+ GtkAllocation *allocation)
+{
+ EvLoadingWindow *window = EV_LOADING_WINDOW (widget);
+ GdkPixmap *mask;
+ cairo_t *cr;
+ double r;
+
+ GTK_WIDGET_CLASS (ev_loading_window_parent_class)->size_allocate (widget, allocation);
+
+ if (allocation->width == window->width && allocation->height == window->height)
+ return;
+
+ window->width = allocation->width;
+ window->height = allocation->height;
+
+ mask = gdk_pixmap_new (NULL, window->width, window->height, 1);
+ cr = gdk_cairo_create (GDK_DRAWABLE (mask));
+
+ cairo_save (cr);
+ cairo_rectangle (cr, 0, 0, window->width, window->height);
+ cairo_set_operator (cr, CAIRO_OPERATOR_CLEAR);
+ cairo_fill (cr);
+ cairo_restore (cr);
+
+ cairo_set_source_rgb (cr, 1., 1., 1.);
+ r = MIN (window->width, window->height) / 2.;
+ _cairo_rounded_rectangle (cr, window->width, window->height, r);
+ cairo_fill (cr);
+
+ cairo_destroy (cr);
+
+ gtk_widget_shape_combine_mask (widget, mask, 0, 0);
+ g_object_unref (mask);
+}
+
+static void
+ev_loading_window_hide (GtkWidget *widget)
+{
+ EvLoadingWindow *window = EV_LOADING_WINDOW (widget);
+
+ window->x = window->y = 0;
+
+ GTK_WIDGET_CLASS (ev_loading_window_parent_class)->hide (widget);
+}
+
+static void
+ev_loading_window_class_init (EvLoadingWindowClass *klass)
+{
+ GObjectClass *g_object_class = G_OBJECT_CLASS (klass);
+ GtkWidgetClass *gtk_widget_class = GTK_WIDGET_CLASS (klass);
+
+ g_object_class->constructor = ev_loading_window_constructor;
+ g_object_class->set_property = ev_loading_window_set_property;
+
+ gtk_widget_class->size_allocate = ev_loading_window_size_allocate;
+ gtk_widget_class->hide = ev_loading_window_hide;
+
+ g_object_class_install_property (g_object_class,
+ PROP_PARENT,
+ g_param_spec_object ("parent",
+ "Parent",
+ "The parent window",
+ GTK_TYPE_WINDOW,
+ G_PARAM_WRITABLE |
+ G_PARAM_CONSTRUCT_ONLY));
+}
+
+/* Public methods */
+GtkWidget *
+ev_loading_window_new (GtkWindow *parent)
+{
+ GtkWidget *window;
+
+ g_return_val_if_fail (GTK_IS_WINDOW (parent), NULL);
+
+ window = g_object_new (EV_TYPE_LOADING_WINDOW,
+ "parent", parent,
+ NULL);
+ return window;
+}
+
+void
+ev_loading_window_get_size (EvLoadingWindow *window,
+ gint *width,
+ gint *height)
+{
+ if (width) *width = window->width;
+ if (height) *height = window->height;
+}
+
+void
+ev_loading_window_move (EvLoadingWindow *window,
+ gint x,
+ gint y)
+{
+ if (x == window->x && y == window->y)
+ return;
+
+ window->x = x;
+ window->y = y;
+ gtk_window_move (GTK_WINDOW (window), x, y);
+}