ui/gtk/display.c

changeset 149
479209198de3
parent 148
4e0b38bbd6c4
child 157
0b33b9396851
equal deleted inserted replaced
148:4e0b38bbd6c4 149:479209198de3
1 /*
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
3 *
4 * Copyright 2017 Olaf Wintermann. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #include <stdio.h>
30 #include <stdlib.h>
31
32 #include "display.h"
33 #include "container.h"
34 #include "../../ucx/mempool.h"
35 #include "../common/context.h"
36 #include "../common/object.h"
37
38 static void set_alignment(GtkWidget *widget, float xalign, float yalign) {
39 #if GTK_MAJOR_VERSION >= 3 && GTK_MINOR_VERSION >= 16
40 gtk_label_set_xalign(GTK_LABEL(widget), xalign);
41 gtk_label_set_yalign(GTK_LABEL(widget), yalign);
42 #else
43 gtk_misc_set_alignment(GTK_MISC(widget), xalign, yalign);
44 #endif
45 }
46
47 UIWIDGET ui_label(UiObject *obj, char *label) {
48 GtkWidget *widget = gtk_label_new(label);
49
50 UiContainer *ct = uic_get_current_container(obj);
51 ct->add(ct, widget, FALSE);
52
53 return widget;
54 }
55
56 UIWIDGET ui_llabel(UiObject *obj, char *label) {
57 UIWIDGET widget = ui_label(obj, label);
58 set_alignment(widget, 0, .5);
59 return widget;
60 }
61
62 UIWIDGET ui_rlabel(UiObject *obj, char *label) {
63 UIWIDGET widget = ui_label(obj, label);
64 //gtk_label_set_justify(GTK_LABEL(widget), GTK_JUSTIFY_RIGHT);
65
66 set_alignment(widget, 1, .5);
67 return widget;
68 }
69
70 UIWIDGET ui_space(UiObject *obj) {
71 GtkWidget *widget = gtk_label_new("");
72 UiContainer *ct = uic_get_current_container(obj);
73 ct->add(ct, widget, TRUE);
74
75 return widget;
76 }
77
78 UIWIDGET ui_separator(UiObject *obj) {
79 #if UI_GTK3
80 GtkWidget *widget = gtk_separator_new(GTK_ORIENTATION_HORIZONTAL);
81 #else
82 GtkWidget *widget = gtk_hseparator_new();
83 #endif
84 UiContainer *ct = uic_get_current_container(obj);
85 ct->add(ct, widget, FALSE);
86
87 return widget;
88 }
89
90 /* ------------------------- progress bar ------------------------- */
91
92 UIWIDGET ui_progressbar(UiObject *obj, UiDouble *value) {
93 UiVar *var = malloc(sizeof(UiVar));
94 var->value = value;
95 var->type = UI_VAR_SPECIAL;
96 return ui_progressbar_var(obj, var);
97 }
98
99 UIWIDGET ui_progressbar_nv(UiObject *obj, char *varname) {
100 UiVar *var = uic_create_var(obj->ctx, varname, UI_VAR_DOUBLE);
101 return ui_progressbar_var(obj, var);
102 }
103
104 UIWIDGET ui_progressbar_var(UiObject *obj, UiVar *var) {
105 GtkWidget *progressbar = gtk_progress_bar_new();
106 if(var && var->value) {
107 UiDouble *value = var->value;
108 value->get = ui_progressbar_get;
109 value->set = ui_progressbar_set;
110 value->obj = progressbar;
111 gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(progressbar), 0.5);
112 }
113
114 UiContainer *ct = uic_get_current_container(obj);
115 ct->add(ct, progressbar, FALSE);
116
117 return progressbar;
118 }
119
120 double ui_progressbar_get(UiDouble *d) {
121 d->value = gtk_progress_bar_get_fraction(GTK_PROGRESS_BAR(d->obj));
122 return d->value;
123 }
124
125 void ui_progressbar_set(UiDouble *d, double value) {
126 gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(d->obj), value);
127 d->value = value;
128 }

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