1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
|
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* Author :
* Damon Chaplin <damon@ximian.com>
*
* Copyright 2001, Ximian, Inc.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of version 2 of the GNU General Public
* License as published by the Free Software Foundation.
*
* 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
*/
/*
* ECellPercent - a subclass of ECellText used to show an integer percentage
* in an ETable.
*/
#include <config.h>
#include <ctype.h>
#include <sys/time.h>
#include <unistd.h>
#include <stdio.h>
#include <gal/util/e-util.h>
#include <libgnomeui/gnome-messagebox.h>
#include <libgnome/gnome-i18n.h>
#include "e-cell-percent.h"
#define PARENT_TYPE e_cell_text_get_type ()
static ECellTextClass *parent_class;
static char *
ecp_get_text (ECellText *cell, ETableModel *model, int col, int row)
{
int percent;
static char buffer[8];
percent = GPOINTER_TO_INT (e_table_model_value_at (model, col, row));
/* A -ve value means the property is not set. */
if (percent < 0) {
buffer[0] = '\0';
} else {
g_snprintf (buffer, sizeof (buffer), "%i%%", percent);
}
return buffer;
}
static void
ecp_free_text(ECellText *cell, char *text)
{
/* Do Nothing. */
}
/* FIXME: We need to set the "transient_for" property for the dialog. */
static void
show_percent_warning (void)
{
GtkWidget *dialog;
dialog = gnome_message_box_new (_("The percent value must be between 0 and 100, inclusive"),
GNOME_MESSAGE_BOX_ERROR,
GNOME_STOCK_BUTTON_OK, NULL);
gtk_widget_show (dialog);
}
static void
ecp_set_value (ECellText *cell, ETableModel *model, int col, int row,
const char *text)
{
int matched, percent;
gboolean empty = TRUE;
const char *p;
if (text) {
p = text;
while (*p) {
if (!isspace ((unsigned char) *p)) {
empty = FALSE;
break;
}
p++;
}
}
if (empty) {
percent = -1;
} else {
matched = sscanf (text, "%i", &percent);
if (matched != 1 || percent < 0 || percent > 100) {
show_percent_warning ();
return;
}
}
e_table_model_set_value_at (model, col, row,
GINT_TO_POINTER (percent));
}
static void
e_cell_percent_class_init (GtkObjectClass *object_class)
{
ECellTextClass *ectc = (ECellTextClass *) object_class;
parent_class = g_type_class_ref(PARENT_TYPE);
ectc->get_text = ecp_get_text;
ectc->free_text = ecp_free_text;
ectc->set_value = ecp_set_value;
}
static void
e_cell_percent_init (GtkObject *object)
{
}
/**
* e_cell_percent_new:
* @fontname: font to be used to render on the screen
* @justify: Justification of the string in the cell.
*
* Creates a new ECell renderer that can be used to render an integer
* percentage that comes from the model. The value returned from the model is
* interpreted as being an int.
*
* See ECellText for other features.
*
* Returns: an ECell object that can be used to render numbers.
*/
ECell *
e_cell_percent_new (const char *fontname, GtkJustification justify)
{
ECellPercent *ecn = g_object_new (E_CELL_PERCENT_TYPE, NULL);
e_cell_text_construct (E_CELL_TEXT(ecn), fontname, justify);
return (ECell *) ecn;
}
E_MAKE_TYPE (e_cell_percent, "ECellPercent", ECellPercent,
e_cell_percent_class_init, e_cell_percent_init, PARENT_TYPE);
|
