added widgets/meeting-time-sel/Makefile

1999-12-19  Damon Chaplin  <damon@karuna.freeserve.co.uk>

        * configure.in (AC_OUTPUT): added widgets/meeting-time-sel/Makefile

In widgets directory:

1999-12-19  Damon Chaplin  <damon@karuna.freeserve.co.uk>

        * Makefile.am (SUBDIRS): created SUBDIRS with meeting-time-sel.

        * meeting-time-sel/Makefile.am:
        * meeting-time-sel/.cvsignore:
        * meeting-time-sel/e-meeting-time-sel.h:
        * meeting-time-sel/e-meeting-time-sel.c:
        * meeting-time-sel/e-meeting-time-sel-item.h:
        * meeting-time-sel/e-meeting-time-sel-item.c:
        * meeting-time-sel/e-meeting-time-sel-list-item.h:
        * meeting-time-sel/e-meeting-time-sel-list-item.c:
        * meeting-time-sel/e-meeting-time-sel-mail.xpm:
        * meeting-time-sel/e-meeting-time-sel-no-mail.xpm:
        * meeting-time-sel/test-meeting-time-sel.c: new files implementing
        the meeting time selector.

svn path=/trunk/; revision=1505

1 files changed, 303 insertions, 0 deletions

diff --git a/widgets/meeting-time-sel/e-meeting-time-sel-list-item.c b/widgets/meeting-time-sel/e-meeting-time-sel-list-item.c
new file mode 100644
index 0000000000..ac4b7b9009
--- /dev/null
+++ b/widgets/meeting-time-sel/e-meeting-time-sel-list-item.c
@@ -0,0 +1,303 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+
+/* 
+ * Author : 
+ *  Damon Chaplin <damon@gtk.org>
+ *
+ * Copyright 1999, Helix Code, Inc.
+ *
+ * This program 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.
+ *
+ * This program 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ */
+
+/*
+ * EMeetingTimeSelectorListItem - A GnomeCanvasItem covering the entire attendee
+ * list. It just draws the grid lines between the rows and after the icon
+ * column. It probably won't be needed when we switch to Miguel's new editable
+ * GtkList-like widget.
+ */
+
+#include <config.h>
+#include <time.h>
+#include "e-meeting-time-sel-list-item.h"
+#include "e-meeting-time-sel.h"
+
+/* This is the size of our icons. */
+#define E_MEETING_TIME_SELECTOR_ICON_WIDTH 19
+#define E_MEETING_TIME_SELECTOR_ICON_HEIGHT 16
+
+#include "e-meeting-time-sel-mail.xpm"
+#include "e-meeting-time-sel-no-mail.xpm"
+
+static void e_meeting_time_selector_list_item_class_init (EMeetingTimeSelectorListItemClass *mtsl_item_class);
+static void e_meeting_time_selector_list_item_init (EMeetingTimeSelectorListItem *mtsl_item);
+static void e_meeting_time_selector_list_item_destroy (GtkObject *object);
+
+static void e_meeting_time_selector_list_item_set_arg (GtkObject *o, GtkArg *arg,
+						     guint arg_id);
+static void e_meeting_time_selector_list_item_realize (GnomeCanvasItem *item);
+static void e_meeting_time_selector_list_item_unrealize (GnomeCanvasItem *item);
+static void e_meeting_time_selector_list_item_update (GnomeCanvasItem *item,
+						      double *affine,
+						      ArtSVP *clip_path, int flags);
+static void e_meeting_time_selector_list_item_draw (GnomeCanvasItem *item,
+						    GdkDrawable *drawable,
+						    int x, int y,
+						    int width, int height);
+static double e_meeting_time_selector_list_item_point (GnomeCanvasItem *item,
+						       double x, double y,
+						       int cx, int cy,
+						       GnomeCanvasItem **actual_item);
+
+
+static GnomeCanvasItemClass *e_meeting_time_selector_list_item_parent_class;
+
+/* The arguments we take */
+enum {
+	ARG_0,
+	ARG_MEETING_TIME_SELECTOR
+};
+
+
+GtkType
+e_meeting_time_selector_list_item_get_type (void)
+{
+	static GtkType e_meeting_time_selector_list_item_type = 0;
+
+	if (!e_meeting_time_selector_list_item_type) {
+		GtkTypeInfo e_meeting_time_selector_list_item_info = {
+			"EMeetingTimeSelectorListItem",
+			sizeof (EMeetingTimeSelectorListItem),
+			sizeof (EMeetingTimeSelectorListItemClass),
+			(GtkClassInitFunc) e_meeting_time_selector_list_item_class_init,
+			(GtkObjectInitFunc) e_meeting_time_selector_list_item_init,
+			NULL, /* reserved_1 */
+			NULL, /* reserved_2 */
+			(GtkClassInitFunc) NULL
+		};
+
+		e_meeting_time_selector_list_item_type = gtk_type_unique (gnome_canvas_item_get_type (), &e_meeting_time_selector_list_item_info);
+	}
+
+	return e_meeting_time_selector_list_item_type;
+}
+
+
+static void
+e_meeting_time_selector_list_item_class_init (EMeetingTimeSelectorListItemClass *mtsl_item_class)
+{
+	GtkObjectClass  *object_class;
+	GnomeCanvasItemClass *item_class;
+
+	e_meeting_time_selector_list_item_parent_class = gtk_type_class (gnome_canvas_item_get_type());
+
+	object_class = (GtkObjectClass *) mtsl_item_class;
+	item_class = (GnomeCanvasItemClass *) mtsl_item_class;
+
+	gtk_object_add_arg_type ("EMeetingTimeSelectorListItem::meeting_time_selector",
+				 GTK_TYPE_POINTER, GTK_ARG_WRITABLE,
+				 ARG_MEETING_TIME_SELECTOR);
+
+	object_class->destroy = e_meeting_time_selector_list_item_destroy;
+	object_class->set_arg = e_meeting_time_selector_list_item_set_arg;
+
+	/* GnomeCanvasItem method overrides */
+	item_class->realize     = e_meeting_time_selector_list_item_realize;
+	item_class->unrealize   = e_meeting_time_selector_list_item_unrealize;
+	item_class->update      = e_meeting_time_selector_list_item_update;
+	item_class->draw        = e_meeting_time_selector_list_item_draw;
+	item_class->point       = e_meeting_time_selector_list_item_point;
+#if 0
+	item_class->event       = e_meeting_time_selector_list_item_event;
+#endif
+}
+
+
+static void
+e_meeting_time_selector_list_item_init (EMeetingTimeSelectorListItem *mtsl_item)
+{
+	GnomeCanvasItem *item = GNOME_CANVAS_ITEM (mtsl_item);
+	GdkColormap *colormap;
+
+	mtsl_item->mts = NULL;
+
+	colormap = gtk_widget_get_default_colormap ();
+	mtsl_item->mail_icon = gdk_pixmap_colormap_create_from_xpm_d (NULL, colormap, &mtsl_item->mail_icon_mask, NULL, e_meeting_time_sel_mail_xpm);
+	mtsl_item->no_mail_icon = gdk_pixmap_colormap_create_from_xpm_d (NULL, colormap, &mtsl_item->no_mail_icon_mask, NULL, e_meeting_time_sel_no_mail_xpm);
+
+	item->x1 = 0;
+	item->y1 = 0;
+	item->x2 = 0;
+	item->y2 = 0;
+}
+
+
+static void
+e_meeting_time_selector_list_item_destroy (GtkObject *object)
+{
+	EMeetingTimeSelectorListItem *mtsl_item;
+
+	mtsl_item = E_MEETING_TIME_SELECTOR_LIST_ITEM (object);
+
+	gdk_pixmap_unref (mtsl_item->mail_icon);
+	gdk_pixmap_unref (mtsl_item->no_mail_icon);
+	gdk_bitmap_unref (mtsl_item->mail_icon_mask);
+	gdk_bitmap_unref (mtsl_item->mail_icon_mask);
+
+	if (GTK_OBJECT_CLASS (e_meeting_time_selector_list_item_parent_class)->destroy)
+		(*GTK_OBJECT_CLASS (e_meeting_time_selector_list_item_parent_class)->destroy)(object);
+}
+
+
+static void
+e_meeting_time_selector_list_item_set_arg (GtkObject *o, GtkArg *arg, guint arg_id)
+{
+	GnomeCanvasItem *item;
+	EMeetingTimeSelectorListItem *mtsl_item;
+
+	item = GNOME_CANVAS_ITEM (o);
+	mtsl_item = E_MEETING_TIME_SELECTOR_LIST_ITEM (o);
+	
+	switch (arg_id){
+	case ARG_MEETING_TIME_SELECTOR:
+		mtsl_item->mts = GTK_VALUE_POINTER (*arg);
+		break;
+	}
+}
+
+
+static void
+e_meeting_time_selector_list_item_realize (GnomeCanvasItem *item)
+{
+	GnomeCanvas *canvas;
+	GdkWindow *window;
+	EMeetingTimeSelectorListItem *mtsl_item;
+
+	if (GNOME_CANVAS_ITEM_CLASS (e_meeting_time_selector_list_item_parent_class)->realize)
+		(*GNOME_CANVAS_ITEM_CLASS (e_meeting_time_selector_list_item_parent_class)->realize)(item);
+
+	mtsl_item = E_MEETING_TIME_SELECTOR_LIST_ITEM (item);
+
+	canvas = item->canvas;
+	window = GTK_WIDGET (canvas)->window;
+
+	mtsl_item->main_gc = gdk_gc_new (window);
+}
+
+
+static void
+e_meeting_time_selector_list_item_unrealize (GnomeCanvasItem *item)
+{
+	EMeetingTimeSelectorListItem *mtsl_item;
+
+	mtsl_item = E_MEETING_TIME_SELECTOR_LIST_ITEM (item);
+
+	gdk_gc_unref (mtsl_item->main_gc);
+	mtsl_item->main_gc = NULL;
+
+	if (GNOME_CANVAS_ITEM_CLASS (e_meeting_time_selector_list_item_parent_class)->unrealize)
+		(*GNOME_CANVAS_ITEM_CLASS (e_meeting_time_selector_list_item_parent_class)->unrealize)(item);
+}
+
+
+static void
+e_meeting_time_selector_list_item_update (GnomeCanvasItem *item, double *affine, ArtSVP *clip_path, int flags)
+{
+	if (GNOME_CANVAS_ITEM_CLASS (e_meeting_time_selector_list_item_parent_class)->update)
+		(* GNOME_CANVAS_ITEM_CLASS (e_meeting_time_selector_list_item_parent_class)->update) (item, affine, clip_path, flags);
+
+	/* The item covers the entire canvas area. */
+	item->x1 = 0;
+	item->y1 = 0;
+	item->x2 = INT_MAX;
+	item->y2 = INT_MAX;
+}
+
+
+/*
+ * DRAWING ROUTINES - functions to paint the canvas item.
+ */
+
+static void
+e_meeting_time_selector_list_item_draw (GnomeCanvasItem *item, GdkDrawable *drawable, int x, int y, int width, int height)
+{
+	EMeetingTimeSelectorListItem *mtsl_item;
+	EMeetingTimeSelector *mts;
+	EMeetingTimeSelectorAttendee *attendee;
+	GdkGC *gc;
+	gint row, row_y, icon_x, icon_y;
+	GdkPixmap *pixmap;
+	GdkBitmap *mask;
+
+	mtsl_item = E_MEETING_TIME_SELECTOR_LIST_ITEM (item);
+	mts = mtsl_item->mts;
+	gc = mtsl_item->main_gc;
+
+	gdk_gc_set_foreground (gc, &mts->attendee_list_bg_color);
+	gdk_draw_rectangle (drawable, gc, TRUE, 0, 0, width, height);
+
+	gdk_gc_set_foreground (gc, &mts->grid_unused_color);
+	gdk_draw_line (drawable, gc, 24 - x, 0, 24 - x, height);
+
+	/* Draw the grid line across the top of the row. */
+	row = y / mts->row_height;
+	row_y = row * mts->row_height - y;
+	while (row_y < height) {
+		gdk_draw_line (drawable, gc, 0, row_y, width, row_y);
+		row_y += mts->row_height;
+	}
+
+	row = y / mts->row_height;
+	row_y = row * mts->row_height - y;
+	icon_x = (E_MEETING_TIME_SELECTOR_ICON_COLUMN_WIDTH - E_MEETING_TIME_SELECTOR_ICON_WIDTH + 1) / 2 - x;
+	icon_y = row_y + (mts->row_height - E_MEETING_TIME_SELECTOR_ICON_HEIGHT + 1) / 2;
+	while (row < mts->attendees->len && row_y < height) {
+		attendee = &g_array_index (mts->attendees,
+					   EMeetingTimeSelectorAttendee, row);
+
+		gdk_gc_set_clip_origin (gc, icon_x, icon_y);
+
+		if (attendee->send_meeting_to) {
+			pixmap = mtsl_item->mail_icon;
+			mask = mtsl_item->mail_icon_mask;
+		} else {
+			pixmap = mtsl_item->no_mail_icon;
+			mask = mtsl_item->no_mail_icon_mask;
+		}
+
+		gdk_gc_set_clip_mask (gc, mask);
+		gdk_draw_pixmap (drawable, gc, pixmap, 0, 0,
+				 icon_x, icon_y, 24, 24);
+
+		row++;
+		row_y += mts->row_height;
+		icon_y += mts->row_height;
+	}
+	gdk_gc_set_clip_mask (gc, NULL);
+}
+
+
+/* This is supposed to return the nearest item the the point and the distance.
+   Since we cover the entire canvas we just return ourself and 0 for the
+   distance. This is needed so that we get button/motion events. */
+static double
+e_meeting_time_selector_list_item_point (GnomeCanvasItem *item,
+					 double x, double y,
+					 int cx, int cy,
+					 GnomeCanvasItem **actual_item)
+{
+	*actual_item = item;
+	return 0.0;
+}