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-rw-r--r--calendar/gui/e-week-view-titles-item.c300
1 files changed, 300 insertions, 0 deletions
diff --git a/calendar/gui/e-week-view-titles-item.c b/calendar/gui/e-week-view-titles-item.c
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+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+
+/*
+ * Author :
+ * Damon Chaplin <damon@helixcode.com>
+ *
+ * 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
+ */
+
+/*
+ * EWeekViewTitlesItem - displays the 'Monday', 'Tuesday' etc. at the top of
+ * the Month calendar view.
+ */
+
+#include <config.h>
+#include "e-week-view-titles-item.h"
+
+static void e_week_view_titles_item_class_init (EWeekViewTitlesItemClass *class);
+static void e_week_view_titles_item_init (EWeekViewTitlesItem *wvtitem);
+
+static void e_week_view_titles_item_set_arg (GtkObject *o,
+ GtkArg *arg,
+ guint arg_id);
+static void e_week_view_titles_item_update (GnomeCanvasItem *item,
+ double *affine,
+ ArtSVP *clip_path,
+ int flags);
+static void e_week_view_titles_item_draw (GnomeCanvasItem *item,
+ GdkDrawable *drawable,
+ int x,
+ int y,
+ int width,
+ int height);
+static double e_week_view_titles_item_point (GnomeCanvasItem *item,
+ double x,
+ double y,
+ int cx,
+ int cy,
+ GnomeCanvasItem **actual_item);
+
+
+static GnomeCanvasItemClass *parent_class;
+
+/* The arguments we take */
+enum {
+ ARG_0,
+ ARG_WEEK_VIEW
+};
+
+
+GtkType
+e_week_view_titles_item_get_type (void)
+{
+ static GtkType e_week_view_titles_item_type = 0;
+
+ if (!e_week_view_titles_item_type) {
+ GtkTypeInfo e_week_view_titles_item_info = {
+ "EWeekViewTitlesItem",
+ sizeof (EWeekViewTitlesItem),
+ sizeof (EWeekViewTitlesItemClass),
+ (GtkClassInitFunc) e_week_view_titles_item_class_init,
+ (GtkObjectInitFunc) e_week_view_titles_item_init,
+ NULL, /* reserved_1 */
+ NULL, /* reserved_2 */
+ (GtkClassInitFunc) NULL
+ };
+
+ e_week_view_titles_item_type = gtk_type_unique (gnome_canvas_item_get_type (), &e_week_view_titles_item_info);
+ }
+
+ return e_week_view_titles_item_type;
+}
+
+
+static void
+e_week_view_titles_item_class_init (EWeekViewTitlesItemClass *class)
+{
+ GtkObjectClass *object_class;
+ GnomeCanvasItemClass *item_class;
+
+ parent_class = gtk_type_class (gnome_canvas_item_get_type());
+
+ object_class = (GtkObjectClass *) class;
+ item_class = (GnomeCanvasItemClass *) class;
+
+ gtk_object_add_arg_type ("EWeekViewTitlesItem::week_view",
+ GTK_TYPE_POINTER, GTK_ARG_WRITABLE,
+ ARG_WEEK_VIEW);
+
+ object_class->set_arg = e_week_view_titles_item_set_arg;
+
+ /* GnomeCanvasItem method overrides */
+ item_class->update = e_week_view_titles_item_update;
+ item_class->draw = e_week_view_titles_item_draw;
+ item_class->point = e_week_view_titles_item_point;
+}
+
+
+static void
+e_week_view_titles_item_init (EWeekViewTitlesItem *wvtitem)
+{
+ wvtitem->week_view = NULL;
+}
+
+
+static void
+e_week_view_titles_item_set_arg (GtkObject *o, GtkArg *arg, guint arg_id)
+{
+ GnomeCanvasItem *item;
+ EWeekViewTitlesItem *wvtitem;
+
+ item = GNOME_CANVAS_ITEM (o);
+ wvtitem = E_WEEK_VIEW_TITLES_ITEM (o);
+
+ switch (arg_id){
+ case ARG_WEEK_VIEW:
+ wvtitem->week_view = GTK_VALUE_POINTER (*arg);
+ break;
+ }
+}
+
+
+static void
+e_week_view_titles_item_update (GnomeCanvasItem *item,
+ double *affine,
+ ArtSVP *clip_path,
+ int flags)
+{
+ if (GNOME_CANVAS_ITEM_CLASS (parent_class)->update)
+ (* GNOME_CANVAS_ITEM_CLASS (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_week_view_titles_item_draw (GnomeCanvasItem *canvas_item,
+ GdkDrawable *drawable,
+ int x,
+ int y,
+ int width,
+ int height)
+{
+ EWeekViewTitlesItem *wvtitem;
+ EWeekView *week_view;
+ GtkStyle *style;
+ GdkGC *fg_gc, *bg_gc, *light_gc, *dark_gc;
+ GdkFont *font;
+ gint canvas_width, canvas_height, col_width, col, date_width, date_x;
+ gchar buffer[128], *date_format;
+ GDate date;
+ GdkRectangle clip_rect;
+ gboolean long_format;
+
+#if 0
+ g_print ("In e_week_view_titles_item_draw %i,%i %ix%i\n",
+ x, y, width, height);
+#endif
+
+ wvtitem = E_WEEK_VIEW_TITLES_ITEM (canvas_item);
+ week_view = wvtitem->week_view;
+ g_return_if_fail (week_view != NULL);
+
+ style = GTK_WIDGET (week_view)->style;
+ font = style->font;
+ fg_gc = style->fg_gc[GTK_STATE_NORMAL];
+ bg_gc = style->bg_gc[GTK_STATE_NORMAL];
+ light_gc = style->light_gc[GTK_STATE_NORMAL];
+ dark_gc = style->dark_gc[GTK_STATE_NORMAL];
+ canvas_width = GTK_WIDGET (canvas_item->canvas)->allocation.width;
+ canvas_height = GTK_WIDGET (canvas_item->canvas)->allocation.height;
+
+ /* Draw the shadow around the dates. */
+ gdk_draw_line (drawable, light_gc,
+ 1 - x, 1 - y,
+ canvas_width - 2 - x, 1 - y);
+ gdk_draw_line (drawable, light_gc,
+ 1 - x, 2 - y,
+ 1 - x, canvas_height - 1 - y);
+
+ gdk_draw_rectangle (drawable, dark_gc, FALSE,
+ 0 - x, 0 - y,
+ canvas_width - 1, canvas_height);
+
+ /* Determine the format to use. */
+ col_width = canvas_width / week_view->columns;
+ if (col_width > week_view->max_day_width + 2) {
+ date_format = "%A";
+ long_format = TRUE;
+ } else {
+ date_format = "%a";
+ long_format = FALSE;
+ }
+
+ /* Shift right one pixel to account for the shadow around the main
+ canvas. */
+ x--;
+
+ /* Draw the date. Set a clipping rectangle so we don't draw over the
+ next day. */
+ g_date_clear (&date, 1);
+ g_date_set_dmy (&date, 27, 3, 2000); /* Must be a Monday. */
+ for (col = 0; col < week_view->columns; col++) {
+ if (col == 5 && week_view->compress_weekend) {
+ g_date_strftime (buffer, 128, "%a/", &date);
+ g_date_add_days (&date, 1);
+ g_date_strftime (buffer + strlen (buffer), 100,
+ "%a", &date);
+ } else {
+ g_date_strftime (buffer, 128, date_format, &date);
+ }
+
+ clip_rect.x = week_view->col_offsets[col] - x;
+ clip_rect.y = 2 - y;
+ clip_rect.width = week_view->col_widths[col];
+ clip_rect.height = canvas_height - 2;
+ gdk_gc_set_clip_rectangle (fg_gc, &clip_rect);
+
+ if (col == 5 && week_view->compress_weekend)
+ date_width = week_view->abbr_day_widths[5]
+ + week_view->slash_width
+ + week_view->abbr_day_widths[6];
+ else if (long_format)
+ date_width = week_view->day_widths[col];
+ else
+ date_width = week_view->abbr_day_widths[col];
+
+ date_x = week_view->col_offsets[col]
+ + (week_view->col_widths[col] - date_width) / 2;
+ date_x = MAX (date_x, week_view->col_offsets[col]);
+ gdk_draw_string (drawable, font, fg_gc,
+ date_x - x, 3 + font->ascent - y, buffer);
+
+ gdk_gc_set_clip_rectangle (fg_gc, NULL);
+
+ /* Draw the lines down the left and right of the date cols. */
+ if (col != 0) {
+ gdk_draw_line (drawable, light_gc,
+ week_view->col_offsets[col] - x,
+ 4 - y,
+ week_view->col_offsets[col] - x,
+ canvas_height - 4 - y);
+
+ gdk_draw_line (drawable, dark_gc,
+ week_view->col_offsets[col] - 1 - x,
+ 4 - y,
+ week_view->col_offsets[col] - 1 - x,
+ canvas_height - 4 - y);
+ }
+
+ /* Draw the lines between each column. */
+ if (col != 0) {
+ gdk_draw_line (drawable, style->black_gc,
+ week_view->col_offsets[col] - x,
+ canvas_height - y,
+ week_view->col_offsets[col] - x,
+ canvas_height - y);
+ }
+
+ g_date_add_days (&date, 1);
+ }
+}
+
+
+/* This is supposed to return the nearest item the the point and the distance.
+ Since we are the only item we just return ourself and 0 for the distance.
+ This is needed so that we get button/motion events. */
+static double
+e_week_view_titles_item_point (GnomeCanvasItem *item, double x, double y,
+ int cx, int cy,
+ GnomeCanvasItem **actual_item)
+{
+ *actual_item = item;
+ return 0.0;
+}
+
+
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