Sat, 27 Jan 2024 17:50:19 +0100
update ucx, libidav and add first gui code
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1 | /* |
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2 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. |
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3 | * |
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4 | * Copyright 2017 Olaf Wintermann. All rights reserved. |
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5 | * |
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6 | * Redistribution and use in source and binary forms, with or without |
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7 | * modification, are permitted provided that the following conditions are met: |
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8 | * |
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9 | * 1. Redistributions of source code must retain the above copyright |
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10 | * notice, this list of conditions and the following disclaimer. |
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11 | * |
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12 | * 2. Redistributions in binary form must reproduce the above copyright |
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13 | * notice, this list of conditions and the following disclaimer in the |
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14 | * documentation and/or other materials provided with the distribution. |
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15 | * |
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16 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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17 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
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20 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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23 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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24 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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25 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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26 | * POSSIBILITY OF SUCH DAMAGE. |
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27 | */ |
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28 | |
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29 | #include <stdio.h> |
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30 | #include <stdlib.h> |
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31 | |
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32 | #include "display.h" |
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33 | #include "container.h" |
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34 | #include "../common/context.h" |
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35 | #include "../common/object.h" |
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36 | |
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37 | static void set_alignment(GtkWidget *widget, float xalign, float yalign) { |
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38 | #if GTK_MAJOR_VERSION >= 3 && GTK_MINOR_VERSION >= 16 |
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39 | gtk_label_set_xalign(GTK_LABEL(widget), xalign); |
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40 | gtk_label_set_yalign(GTK_LABEL(widget), yalign); |
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41 | #else |
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42 | gtk_misc_set_alignment(GTK_MISC(widget), xalign, yalign); |
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43 | #endif |
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44 | } |
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45 | |
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46 | UIWIDGET ui_label(UiObject *obj, char *label) { |
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47 | GtkWidget *widget = gtk_label_new(label); |
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48 | |
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49 | UiContainer *ct = uic_get_current_container(obj); |
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50 | ct->add(ct, widget, FALSE); |
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51 | |
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52 | return widget; |
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53 | } |
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54 | |
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55 | UIWIDGET ui_llabel(UiObject *obj, char *label) { |
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56 | UIWIDGET widget = ui_label(obj, label); |
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57 | set_alignment(widget, 0, .5); |
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58 | return widget; |
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59 | } |
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60 | |
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61 | UIWIDGET ui_rlabel(UiObject *obj, char *label) { |
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62 | UIWIDGET widget = ui_label(obj, label); |
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63 | //gtk_label_set_justify(GTK_LABEL(widget), GTK_JUSTIFY_RIGHT); |
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64 | |
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65 | set_alignment(widget, 1, .5); |
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66 | return widget; |
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67 | } |
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68 | |
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69 | UIWIDGET ui_space(UiObject *obj) { |
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70 | GtkWidget *widget = gtk_label_new(""); |
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71 | UiContainer *ct = uic_get_current_container(obj); |
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72 | ct->add(ct, widget, TRUE); |
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73 | |
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74 | return widget; |
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75 | } |
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76 | |
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77 | UIWIDGET ui_separator(UiObject *obj) { |
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78 | #if UI_GTK3 |
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79 | GtkWidget *widget = gtk_separator_new(GTK_ORIENTATION_HORIZONTAL); |
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80 | #else |
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81 | GtkWidget *widget = gtk_hseparator_new(); |
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82 | #endif |
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83 | UiContainer *ct = uic_get_current_container(obj); |
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84 | ct->add(ct, widget, FALSE); |
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85 | |
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86 | return widget; |
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87 | } |
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88 | |
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89 | /* ------------------------- progress bar ------------------------- */ |
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90 | |
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91 | UIWIDGET ui_progressbar(UiObject *obj, UiDouble *value) { |
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92 | UiVar *var = malloc(sizeof(UiVar)); |
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93 | var->value = value; |
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94 | var->type = UI_VAR_SPECIAL; |
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95 | return ui_progressbar_var(obj, var); |
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96 | } |
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97 | |
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98 | UIWIDGET ui_progressbar_nv(UiObject *obj, char *varname) { |
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99 | UiVar *var = uic_create_var(obj->ctx, varname, UI_VAR_DOUBLE); |
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100 | return ui_progressbar_var(obj, var); |
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101 | } |
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102 | |
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103 | UIWIDGET ui_progressbar_var(UiObject *obj, UiVar *var) { |
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104 | GtkWidget *progressbar = gtk_progress_bar_new(); |
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105 | if(var && var->value) { |
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106 | UiDouble *value = var->value; |
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107 | value->get = ui_progressbar_get; |
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108 | value->set = ui_progressbar_set; |
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109 | value->obj = progressbar; |
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110 | gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(progressbar), 0.5); |
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111 | } |
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112 | |
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113 | UiContainer *ct = uic_get_current_container(obj); |
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114 | ct->add(ct, progressbar, FALSE); |
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115 | |
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116 | return progressbar; |
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117 | } |
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118 | |
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119 | double ui_progressbar_get(UiDouble *d) { |
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120 | d->value = gtk_progress_bar_get_fraction(GTK_PROGRESS_BAR(d->obj)); |
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121 | return d->value; |
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122 | } |
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123 | |
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124 | void ui_progressbar_set(UiDouble *d, double value) { |
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125 | gtk_progress_bar_set_fraction(GTK_PROGRESS_BAR(d->obj), value); |
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126 | d->value = value; |
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127 | } |