ui/gtk/menu.c

Sun, 09 Jun 2024 17:00:22 +0200

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Sun, 09 Jun 2024 17:00:22 +0200
changeset 35
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parent 32
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child 42
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permissions
-rw-r--r--

some toolkit fixes

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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 #include <inttypes.h>
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32 #include <stdarg.h>
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33
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34 #include "menu.h"
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35 #include "toolkit.h"
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36 #include "../common/context.h"
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37 #include "../common/menu.h"
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38 #include "../ui/properties.h"
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39 #include "../ui/window.h"
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40 #include "container.h"
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41
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42 #include <cx/linked_list.h>
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43 #include <cx/array_list.h>
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44
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45
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46 static ui_menu_add_f createMenuItem[] = {
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47 /* UI_MENU */ add_menu_widget,
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48 /* UI_MENU_ITEM */ add_menuitem_widget,
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49 /* UI_MENU_CHECK_ITEM */ add_checkitem_widget,
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50 /* UI_MENU_RADIO_ITEM */ add_radioitem_widget,
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51 /* UI_MENU_ITEM_LIST */ add_menuitem_list_widget,
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52 /* UI_MENU_CHECKITEM_LIST */ add_menuitem_list_widget,
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53 /* UI_MENU_RADIOITEM_LIST */ add_menuitem_list_widget,
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54 /* UI_MENU_SEPARATOR */ add_menuseparator_widget
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55 };
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56
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57 // private menu functions
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58 GtkWidget *ui_create_menubar(UiObject *obj) {
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59 UiMenu *menus_begin = uic_get_menu_list();
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60 if(menus_begin == NULL) {
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61 return NULL;
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62 }
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63
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64 GtkWidget *mb = gtk_menu_bar_new();
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65
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66 UiMenu *ls = menus_begin;
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67 while(ls) {
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68 UiMenu *menu = ls;
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69 add_menu_widget(mb, 0, &menu->item, obj);
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70
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71 ls = (UiMenu*)ls->item.next;
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72 }
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73
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74 return mb;
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75 }
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76
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77 void ui_add_menu_items(GtkWidget *parent, int i, UiMenu *menu, UiObject *obj) {
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78 UiMenuItemI *it = menu->items_begin;
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79 int index = 0;
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80 while(it) {
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81 createMenuItem[it->type](parent, index, it, obj);
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82 it = it->next;
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83 index++;
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84 }
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85 }
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86
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87 void add_menu_widget(GtkWidget *parent, int i, UiMenuItemI *item, UiObject *obj) {
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88 UiMenu *menu = (UiMenu*)item;
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89
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90 GtkWidget *menu_widget = gtk_menu_new();
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91 GtkWidget *menu_item = gtk_menu_item_new_with_mnemonic(menu->label);
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92 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menu_item), menu_widget);
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93
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94 ui_add_menu_items(menu_widget, i, menu, obj);
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95
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96
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97 gtk_menu_shell_append(GTK_MENU_SHELL(parent), menu_item);
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98 }
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99
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100 void add_menuitem_widget(GtkWidget *parent, int index, UiMenuItemI *item, UiObject *obj) {
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101 UiMenuItem *i = (UiMenuItem*)item;
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102
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103 //GtkWidget *widget = gtk_menu_item_new_with_label(i->title);
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104 GtkWidget *widget = gtk_menu_item_new_with_mnemonic(i->label);
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105
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106 if(i->callback != NULL) {
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107 UiEventData *event = malloc(sizeof(UiEventData));
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108 event->obj = obj;
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109 event->userdata = i->userdata;
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110 event->callback = i->callback;
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111 event->value = 0;
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112 event->customdata = NULL;
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113
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114 g_signal_connect(
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115 widget,
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116 "activate",
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117 G_CALLBACK(ui_menu_event_wrapper),
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118 event);
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119 g_signal_connect(
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120 widget,
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121 "destroy",
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122 G_CALLBACK(ui_destroy_userdata),
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123 event);
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124 }
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125
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126 gtk_menu_shell_append(GTK_MENU_SHELL(parent), widget);
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127
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128 if(i->groups) {
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129 CxList *groups = cxArrayListCreateSimple(sizeof(int), i->ngroups);
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130 cxListAddArray(groups, i->groups, i->ngroups);
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131 uic_add_group_widget(obj->ctx, widget, (ui_enablefunc)ui_set_enabled, groups);
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132 cxListDestroy(groups);
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133 }
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134 }
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135
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136 /*
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137 void add_menuitem_st_widget(
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138 GtkWidget *parent,
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139 int index,
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140 UiMenuItemI *item,
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141 UiObject *obj)
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142 {
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143 UiStMenuItem *i = (UiStMenuItem*)item;
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144
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145 GtkWidget *widget = gtk_image_menu_item_new_from_stock(i->stockid, obj->ctx->accel_group);
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146
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147 if(i->callback != NULL) {
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148 UiEventData *event = malloc(sizeof(UiEventData));
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149 event->obj = obj;
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150 event->userdata = i->userdata;
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151 event->callback = i->callback;
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152 event->value = 0;
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153
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154 g_signal_connect(
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155 widget,
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156 "activate",
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157 G_CALLBACK(ui_menu_event_wrapper),
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158 event);
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159 g_signal_connect(
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160 widget,
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161 "destroy",
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162 G_CALLBACK(ui_destroy_userdata),
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163 event);
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164 }
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165
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166 gtk_menu_shell_append(GTK_MENU_SHELL(parent), widget);
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167
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168 if(i->groups) {
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169 uic_add_group_widget(obj->ctx, widget, (ui_enablefunc)ui_set_enabled, i->groups);
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170 }
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171 }
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172 */
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173
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174 void add_menuseparator_widget(
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175 GtkWidget *parent,
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176 int index,
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177 UiMenuItemI *item,
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178 UiObject *obj)
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179 {
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180 gtk_menu_shell_append(
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181 GTK_MENU_SHELL(parent),
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182 gtk_separator_menu_item_new());
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183 }
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184
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185 void add_checkitem_widget(GtkWidget *p, int index, UiMenuItemI *item, UiObject *obj) {
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186 UiMenuCheckItem *ci = (UiMenuCheckItem*)item;
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187 GtkWidget *widget = gtk_check_menu_item_new_with_mnemonic(ci->label);
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188 gtk_menu_shell_append(GTK_MENU_SHELL(p), widget);
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189
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190 if(ci->callback) {
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191 UiEventData *event = malloc(sizeof(UiEventData));
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192 event->obj = obj;
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193 event->userdata = ci->userdata;
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194 event->callback = ci->callback;
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195 event->value = 0;
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196 event->customdata = NULL;
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197
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198 g_signal_connect(
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199 widget,
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200 "toggled",
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201 G_CALLBACK(ui_menu_event_toggled),
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202 event);
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203 g_signal_connect(
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204 widget,
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205 "destroy",
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206 G_CALLBACK(ui_destroy_userdata),
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207 event);
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208 }
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209 }
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210
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211 void add_radioitem_widget(GtkWidget *p, int index, UiMenuItemI *item, UiObject *obj) {
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212 // TODO
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213 }
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214
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215 /*
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216 void add_checkitemnv_widget(GtkWidget *p, int index, UiMenuItemI *item, UiObject *obj) {
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217 UiCheckItemNV *ci = (UiCheckItemNV*)item;
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218 GtkWidget *widget = gtk_check_menu_item_new_with_mnemonic(ci->label);
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219 gtk_menu_shell_append(GTK_MENU_SHELL(p), widget);
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220
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221 UiVar *var = uic_create_var(obj->ctx, ci->varname, UI_VAR_INTEGER);
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222 if(var) {
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223 UiInteger *value = var->value;
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224 value->obj = widget;
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225 value->get = ui_checkitem_get;
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226 value->set = ui_checkitem_set;
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227 value = 0;
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228 } else {
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229 // TODO: error
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230 }
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231 }
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232 */
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233
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234 void add_menuitem_list_widget(GtkWidget *p, int index, UiMenuItemI *item, UiObject *obj) {
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235 UiMenuItemList *il = (UiMenuItemList*)item;
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236 const CxAllocator *a = obj->ctx->allocator;
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237
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238 UiActiveMenuItemList *ls = cxMalloc(
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239 a,
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240 sizeof(UiActiveMenuItemList));
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241
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242 ls->object = obj;
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243 ls->menu = GTK_MENU_SHELL(p);
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244 ls->index = index;
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245 ls->oldcount = 0;
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246 ls->getvalue = il->getvalue;
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247
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248 UiVar* var = uic_create_var(ui_global_context(), il->varname, UI_VAR_LIST);
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249 ls->list = var->value;
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250
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251 ls->callback = il->callback;
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252 ls->userdata = il->userdata;
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253
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254 ls->list->observers = ui_add_observer(
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255 ls->list->observers,
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256 (ui_callback)ui_update_menuitem_list,
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257 ls);
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258
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259 ui_update_menuitem_list(NULL, ls);
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260 }
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261
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262
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263 void ui_update_menuitem_list(UiEvent *event, UiActiveMenuItemList *list) {
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264 // remove old items
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265 if(list->oldcount > 0) {
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266 int i = 0;
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267 GList *mi = gtk_container_get_children(GTK_CONTAINER(list->menu));
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268 while(mi) {
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269 if(i >= list->index && i < list->index + list->oldcount) {
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270 //gtk_container_remove(GTK_CONTAINER(list->menu), mi->data);
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271 gtk_widget_destroy(mi->data);
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272 }
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273 mi = mi->next;
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274 i++;
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275 }
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276 }
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277
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278 void* elm = ui_list_first(list->list);
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279 if(elm) {
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280 GtkWidget *widget = gtk_separator_menu_item_new();
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281 gtk_menu_shell_insert(list->menu, widget, list->index);
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282 gtk_widget_show(widget);
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283 }
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284
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285 ui_getvaluefunc getvalue = list->getvalue;
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286 int i = 1;
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287 while(elm) {
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288 char *label = (char*) (getvalue ? getvalue(elm, 0) : elm);
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289
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290 GtkWidget *widget = gtk_menu_item_new_with_label(label);
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291 gtk_menu_shell_insert(list->menu, widget, list->index + i);
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292 gtk_widget_show(widget);
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293
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294 if(list->callback) {
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295 UiEventData *event = malloc(sizeof(UiEventData));
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296 event->obj = list->object;
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297 event->userdata = list->userdata;
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298 event->callback = list->callback;
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299 event->value = i - 1;
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300 event->customdata = elm;
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301
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302 g_signal_connect(
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303 widget,
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304 "activate",
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305 G_CALLBACK(ui_menu_event_wrapper),
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306 event);
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307 g_signal_connect(
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308 widget,
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309 "destroy",
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310 G_CALLBACK(ui_destroy_userdata),
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311 event);
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312 }
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313
35
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314 elm = ui_list_next(list->list);
0
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315 i++;
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316 }
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317
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318 list->oldcount = i;
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319 }
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320
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321 void ui_menu_event_wrapper(GtkMenuItem *item, UiEventData *event) {
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322 UiEvent evt;
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323 evt.obj = event->obj;
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324 evt.window = event->obj->window;
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325 evt.document = event->obj->ctx->document;
35
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326 evt.eventdata = event->customdata;
0
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327 evt.intval = event->value;
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328 event->callback(&evt, event->userdata);
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329 }
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330
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331 void ui_menu_event_toggled(GtkCheckMenuItem *ci, UiEventData *event) {
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332 UiEvent evt;
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333 evt.obj = event->obj;
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334 evt.window = event->obj->window;
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335 evt.document = event->obj->ctx->document;
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336 evt.eventdata = NULL;
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337 evt.intval = gtk_check_menu_item_get_active(ci);
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338 event->callback(&evt, event->userdata);
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339 }
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340
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341 int64_t ui_checkitem_get(UiInteger *i) {
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342 int state = gtk_check_menu_item_get_active(i->obj);
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343 i->value = state;
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344 return state;
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345 }
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346
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347 void ui_checkitem_set(UiInteger *i, int64_t value) {
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348 i->value = value;
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349 gtk_check_menu_item_set_active(i->obj, value);
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350 }
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351
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352
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353 /*
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354 * widget menu functions
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355 */
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356
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357 static gboolean ui_button_press_event(GtkWidget *widget, GdkEvent *event, GtkMenu *menu) {
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358 if(event->type == GDK_BUTTON_PRESS) {
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359 GdkEventButton *e = (GdkEventButton*)event;
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360 if(e->button == 3) {
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361 gtk_widget_show_all(GTK_WIDGET(menu));
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362 ui_contextmenu_popup(menu);
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363 return TRUE;
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364 }
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365 }
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366 return FALSE;
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367 }
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368
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369 UIMENU ui_contextmenu(UiObject *obj) {
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370 UiContainer *ct = uic_get_current_container(obj);
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371 return ui_contextmenu_w(obj, ct->current);
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372 }
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373
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374 UIMENU ui_contextmenu_w(UiObject *obj, UIWIDGET widget) {
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375 UiContainer *ct = uic_get_current_container(obj);
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376
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377 GtkMenu *menu = GTK_MENU(gtk_menu_new());
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378 g_signal_connect(widget, "button-press-event", (GCallback) ui_button_press_event, menu);
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379
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380 ct->menu = menu;
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381 return menu;
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382 }
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383
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384 void ui_contextmenu_popup(UIMENU menu) {
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385 #if GTK_MAJOR_VERSION >= 3 && GTK_MINOR_VERSION >= 16
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386 gtk_menu_popup_at_pointer(menu, NULL);
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387 #else
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388 gtk_menu_popup(menu, NULL, NULL, 0, 0, 0, gtk_get_current_event_time());
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389 #endif
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390 }
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391
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392 void ui_widget_menuitem(UiObject *obj, char *label, ui_callback f, void *userdata) {
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393 ui_widget_menuitem_gr(obj, label, f, userdata, -1);
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394 }
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395
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diff changeset
396 void ui_widget_menuitem_gr(UiObject *obj, char *label, ui_callback f, void *userdata, ...) {
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397 UiContainer *ct = uic_get_current_container(obj);
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diff changeset
398 if(!ct->menu) {
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399 return;
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400 }
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401
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402 // add groups
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403 CxList *groups = NULL;
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parents:
diff changeset
404 va_list ap;
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diff changeset
405 va_start(ap, userdata);
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diff changeset
406 int group;
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parents:
diff changeset
407 while((group = va_arg(ap, int)) != -1) {
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parents:
diff changeset
408 if(!groups) {
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parents:
diff changeset
409 groups = cxArrayListCreate(cxDefaultAllocator, NULL, sizeof(int), 16);
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parents:
diff changeset
410 }
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parents:
diff changeset
411 cxListAdd(groups, &group);
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parents:
diff changeset
412 }
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diff changeset
413 va_end(ap);
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parents:
diff changeset
414
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415 // create menuitem
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parents:
diff changeset
416 GtkWidget *widget = gtk_menu_item_new_with_mnemonic(label);
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diff changeset
417 gtk_widget_show(widget);
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parents:
diff changeset
418
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parents:
diff changeset
419 if(f) {
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parents:
diff changeset
420 UiEventData *event = malloc(sizeof(UiEventData));
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diff changeset
421 event->obj = obj;
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parents:
diff changeset
422 event->userdata = userdata;
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parents:
diff changeset
423 event->callback = f;
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diff changeset
424 event->value = 0;
32
e5f4d8af567e update toolkit
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parents: 29
diff changeset
425 event->customdata = NULL;
0
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parents:
diff changeset
426
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parents:
diff changeset
427 g_signal_connect(
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parents:
diff changeset
428 widget,
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parents:
diff changeset
429 "activate",
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parents:
diff changeset
430 G_CALLBACK(ui_menu_event_wrapper),
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parents:
diff changeset
431 event);
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parents:
diff changeset
432 g_signal_connect(
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parents:
diff changeset
433 widget,
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parents:
diff changeset
434 "destroy",
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parents:
diff changeset
435 G_CALLBACK(ui_destroy_userdata),
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parents:
diff changeset
436 event);
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parents:
diff changeset
437 }
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parents:
diff changeset
438
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parents:
diff changeset
439 gtk_menu_shell_append(GTK_MENU_SHELL(ct->menu), widget);
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parents:
diff changeset
440
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parents:
diff changeset
441 if(groups) {
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parents:
diff changeset
442 uic_add_group_widget(obj->ctx, widget, (ui_enablefunc)ui_set_enabled, groups);
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diff changeset
443 cxListDestroy(groups);
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parents:
diff changeset
444 }
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parents:
diff changeset
445 }
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parents:
diff changeset
446
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parents:
diff changeset
447 void ui_widget_menuitem_st(UiObject *obj, char *stockid, ui_callback f, void *userdata) {
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parents:
diff changeset
448 ui_widget_menuitem_stgr(obj, stockid, f, userdata, -1);
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parents:
diff changeset
449 }
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parents:
diff changeset
450
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parents:
diff changeset
451 void ui_widget_menuitem_stgr(UiObject *obj, char *stockid, ui_callback f, void *userdata, ...) {
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parents:
diff changeset
452 UiContainer *ct = uic_get_current_container(obj);
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parents:
diff changeset
453 if(!ct->menu) {
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parents:
diff changeset
454 return;
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parents:
diff changeset
455 }
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parents:
diff changeset
456
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parents:
diff changeset
457 // add groups
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parents:
diff changeset
458 CxList *groups = NULL;
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parents:
diff changeset
459 va_list ap;
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parents:
diff changeset
460 va_start(ap, userdata);
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parents:
diff changeset
461 int group;
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parents:
diff changeset
462 while((group = va_arg(ap, int)) != -1) {
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parents:
diff changeset
463 if(!groups) {
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parents:
diff changeset
464 groups = cxArrayListCreate(cxDefaultAllocator, NULL, sizeof(int), 16);
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parents:
diff changeset
465 }
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parents:
diff changeset
466 cxListAdd(groups, &group);
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parents:
diff changeset
467 }
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diff changeset
468 va_end(ap);
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parents:
diff changeset
469
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parents:
diff changeset
470 // create menuitem
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parents:
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471 GtkWidget *widget = gtk_image_menu_item_new_from_stock(stockid, obj->ctx->accel_group);
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472 gtk_widget_show(widget);
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473
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474 if(f) {
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475 UiEventData *event = malloc(sizeof(UiEventData));
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476 event->obj = obj;
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477 event->userdata = userdata;
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478 event->callback = f;
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479 event->value = 0;
32
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480 event->customdata = NULL;
0
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481
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482 g_signal_connect(
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483 widget,
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484 "activate",
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485 G_CALLBACK(ui_menu_event_wrapper),
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486 event);
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487 g_signal_connect(
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488 widget,
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489 "destroy",
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490 G_CALLBACK(ui_destroy_userdata),
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491 event);
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492 }
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493
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494 gtk_menu_shell_append(GTK_MENU_SHELL(ct->menu), widget);
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495
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496 if(groups) {
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497 uic_add_group_widget(obj->ctx, widget, (ui_enablefunc)ui_set_enabled, groups);
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498 cxListDestroy(groups);
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499 }
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500 }

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