comparison: ui/gtk/entry.c
ui/gtk/entry.c
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| 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 "../common/context.h" | |
| 33 #include "../common/object.h" | |
| 34 #include "container.h" | |
| 35 #include "entry.h" | |
| 36 | |
| 37 #include <ucx/mempool.h> | |
| 38 | |
| 39 UIWIDGET ui_spinner(UiObject *obj, int step, UiInteger *i) { | |
| 40 UiVar *var = malloc(sizeof(UiVar)); | |
| 41 var->value = i; | |
| 42 var->type = UI_VAR_SPECIAL; | |
| 43 return ui_spinner_var(obj, step, 0, var, UI_VAR_INTEGER); | |
| 44 } | |
| 45 | |
| 46 UIWIDGET ui_spinnerf(UiObject *obj, double step, int digits, UiDouble *d) { | |
| 47 UiVar *var = malloc(sizeof(UiVar)); | |
| 48 var->value = d; | |
| 49 var->type = UI_VAR_SPECIAL; | |
| 50 return ui_spinner_var(obj, step, digits, var, UI_VAR_DOUBLE); | |
| 51 } | |
| 52 | |
| 53 UIWIDGET ui_spinnerr(UiObject *obj, UiRange *r) { | |
| 54 UiVar *var = malloc(sizeof(UiVar)); | |
| 55 var->value = r; | |
| 56 var->type = UI_VAR_SPECIAL; | |
| 57 return ui_spinner_var(obj, r->extent, 1, var, UI_VAR_RANGE); | |
| 58 } | |
| 59 | |
| 60 UIWIDGET ui_spinner_nv(UiObject *obj, int step, char *varname) { | |
| 61 UiVar *var = uic_create_var(obj->ctx, varname, UI_VAR_INTEGER); | |
| 62 return ui_spinner_var(obj, step, 0, var, UI_VAR_INTEGER); | |
| 63 } | |
| 64 | |
| 65 UIWIDGET ui_spinnerf_nv(UiObject *obj, double step, int digits, char *varname) { | |
| 66 UiVar *var = uic_create_var(obj->ctx, varname, UI_VAR_DOUBLE); | |
| 67 return ui_spinner_var(obj, step, digits, var, UI_VAR_DOUBLE); | |
| 68 } | |
| 69 | |
| 70 UIWIDGET ui_spinnerr_nv(UiObject *obj, char *varname) { | |
| 71 UiVar *var = uic_create_var(obj->ctx, varname, UI_VAR_RANGE); | |
| 72 UiRange *r = var->value; | |
| 73 return ui_spinner_var(obj, r->extent, 1, var, UI_VAR_RANGE); | |
| 74 } | |
| 75 | |
| 76 UIWIDGET ui_spinner_var(UiObject *obj, double step, int digits, UiVar *var, UiVarType type) { | |
| 77 double min = 0; | |
| 78 double max = 1000; | |
| 79 if(type == UI_VAR_RANGE) { | |
| 80 UiRange *r = var->value; | |
| 81 min = r->min; | |
| 82 max = r->max; | |
| 83 } | |
| 84 if(step == 0) { | |
| 85 step = 1; | |
| 86 } | |
| 87 #ifdef UI_GTK2LEGACY | |
| 88 if(min == max) { | |
| 89 max = min + 1; | |
| 90 } | |
| 91 #endif | |
| 92 GtkWidget *spin = gtk_spin_button_new_with_range(min, max, step); | |
| 93 gtk_spin_button_set_digits(GTK_SPIN_BUTTON(spin), digits); | |
| 94 if(var) { | |
| 95 double value = 0; | |
| 96 UiObserver **obs = NULL; | |
| 97 switch(type) { | |
| 98 default: break; | |
| 99 case UI_VAR_INTEGER: { | |
| 100 UiInteger *i = var->value; | |
| 101 i->get = ui_spinbutton_getint; | |
| 102 i->set = ui_spinbutton_setint; | |
| 103 i->obj = spin; | |
| 104 value = (double)i->value; | |
| 105 obs = &i->observers; | |
| 106 break; | |
| 107 } | |
| 108 case UI_VAR_DOUBLE: { | |
| 109 UiDouble *d = var->value; | |
| 110 d->get = ui_spinbutton_getdouble; | |
| 111 d->set = ui_spinbutton_setdouble; | |
| 112 d->obj = spin; | |
| 113 value = d->value; | |
| 114 obs = &d->observers; | |
| 115 break; | |
| 116 } | |
| 117 case UI_VAR_RANGE: { | |
| 118 UiRange *r = var->value; | |
| 119 r->get = ui_spinbutton_getrangeval; | |
| 120 r->set = ui_spinbutton_setrangeval; | |
| 121 r->setrange = ui_spinbutton_setrange; | |
| 122 r->setextent = ui_spinbutton_setextent; | |
| 123 r->obj = spin; | |
| 124 value = r->value; | |
| 125 obs = &r->observers; | |
| 126 break; | |
| 127 } | |
| 128 } | |
| 129 gtk_spin_button_set_value(GTK_SPIN_BUTTON(spin), value); | |
| 130 | |
| 131 UiVarEventData *event = malloc(sizeof(UiVarEventData)); | |
| 132 event->obj = obj; | |
| 133 event->var = var; | |
| 134 event->observers = obs; | |
| 135 | |
| 136 g_signal_connect( | |
| 137 spin, | |
| 138 "value-changed", | |
| 139 G_CALLBACK(ui_spinner_changed), | |
| 140 event); | |
| 141 g_signal_connect( | |
| 142 spin, | |
| 143 "destroy", | |
| 144 G_CALLBACK(ui_destroy_vardata), | |
| 145 event); | |
| 146 } | |
| 147 | |
| 148 UiContainer *ct = uic_get_current_container(obj); | |
| 149 ct->add(ct, spin, FALSE); | |
| 150 | |
| 151 return spin; | |
| 152 } | |
| 153 | |
| 154 void ui_spinner_setrange(UIWIDGET spinner, double min, double max) { | |
| 155 gtk_spin_button_set_range(GTK_SPIN_BUTTON(spinner), min, max); | |
| 156 } | |
| 157 | |
| 158 void ui_spinner_setdigits(UIWIDGET spinner, int digits) { | |
| 159 gtk_spin_button_set_digits(GTK_SPIN_BUTTON(spinner), digits); | |
| 160 } | |
| 161 | |
| 162 | |
| 163 void ui_spinner_changed(GtkSpinButton *spinner, UiVarEventData *event) { | |
| 164 UiEvent e; | |
| 165 e.obj = event->obj; | |
| 166 e.window = event->obj->window; | |
| 167 e.document = event->obj->ctx->document; | |
| 168 e.eventdata = event->var->value; | |
| 169 e.intval = 0; | |
| 170 | |
| 171 UiObserver *observer = *event->observers; | |
| 172 ui_notify_evt(observer, &e); | |
| 173 } | |
| 174 | |
| 175 | |
| 176 int64_t ui_spinbutton_getint(UiInteger *i) { | |
| 177 i->value = gtk_spin_button_get_value_as_int(GTK_SPIN_BUTTON(i->obj)); | |
| 178 return i->value; | |
| 179 } | |
| 180 | |
| 181 void ui_spinbutton_setint(UiInteger *i, int64_t val) { | |
| 182 gtk_spin_button_set_value(GTK_SPIN_BUTTON(i->obj), (double)val); | |
| 183 i->value = val; | |
| 184 } | |
| 185 | |
| 186 double ui_spinbutton_getdouble(UiDouble *d) { | |
| 187 d->value = gtk_spin_button_get_value(GTK_SPIN_BUTTON(d->obj)); | |
| 188 return d->value; | |
| 189 } | |
| 190 | |
| 191 void ui_spinbutton_setdouble(UiDouble *d, double val) { | |
| 192 gtk_spin_button_set_value(GTK_SPIN_BUTTON(d->obj), val); | |
| 193 d->value = val; | |
| 194 } | |
| 195 | |
| 196 double ui_spinbutton_getrangeval(UiRange *r) { | |
| 197 r->value = gtk_spin_button_get_value(GTK_SPIN_BUTTON(r->obj)); | |
| 198 return r->value; | |
| 199 } | |
| 200 | |
| 201 void ui_spinbutton_setrangeval(UiRange *r, double val) { | |
| 202 gtk_spin_button_set_value(GTK_SPIN_BUTTON(r->obj), val); | |
| 203 r->value = val; | |
| 204 } | |
| 205 void ui_spinbutton_setrange(UiRange *r, double min, double max) { | |
| 206 gtk_spin_button_set_range(GTK_SPIN_BUTTON(r->obj), min, max); | |
| 207 r->min = min; | |
| 208 r->max = max; | |
| 209 } | |
| 210 | |
| 211 void ui_spinbutton_setextent(UiRange *r, double extent) { | |
| 212 gtk_spin_button_set_increments(GTK_SPIN_BUTTON(r->obj), extent, extent*10); | |
| 213 r->extent = extent; | |
| 214 } |
