ui/gtk/menu.c

Sat, 22 Mar 2014 10:37:12 +0100

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Sat, 22 Mar 2014 10:37:12 +0100
changeset 3
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parent 2
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child 16
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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 2014 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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Olaf Wintermann <olaf.wintermann@gmail.com>
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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 "menu.h"
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33 #include "toolkit.h"
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34 #include "../common/context.h"
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35 #include "../ui/window.h"
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36
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37 UcxList *menus;
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38 UcxList *current;
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39
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40 void ui_menu(char *label) {
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41 // free current menu hierarchy
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42 ucx_list_free(current);
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43
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44 // create menu
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45 UiMenu *menu = malloc(sizeof(UiMenu));
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46 menu->item.add_to = (ui_menu_add_f)add_menu_widget;
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47
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48 menu->label = label;
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49 menu->items = NULL;
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50 menu->parent = NULL;
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51
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52 current = ucx_list_prepend(NULL, menu);
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53 menus = ucx_list_append(menus, menu);
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54
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55 }
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56
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57 void ui_submenu(char *label) {
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58 UiMenu *menu = malloc(sizeof(UiMenu));
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59 menu->item.add_to = (ui_menu_add_f)add_menu_widget;
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60
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61 menu->label = label;
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62 menu->items = NULL;
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63 menu->parent = NULL;
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64
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65 // add submenu to current menu
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66 UiMenu *cm = current->data;
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67 cm->items = ucx_list_append(cm->items, menu);
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68
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69 // set the submenu to current menu
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70 current = ucx_list_prepend(current, menu);
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71 }
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72
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73 void ui_submenu_end() {
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74 if(ucx_list_size(current) < 2) {
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75 return;
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76 }
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77 current = ucx_list_remove(current, current);
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78 UcxList *c = current;
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79 }
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80
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81 void ui_menuitem(char *label, ui_callback f, void *userdata) {
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82 if(!current) {
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83 return;
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84 }
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85
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86 UiMenuItem *item = malloc(sizeof(UiMenuItem));
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87 item->item.add_to = (ui_menu_add_f)add_menuitem_widget;
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88
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89 item->label = label;
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90 item->userdata = userdata;
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91 item->callback = f;
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92
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93 UiMenu *cm = current->data;
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94 cm->items = ucx_list_append(cm->items, item);
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95 }
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96
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97 void ui_menuseparator() {
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98 if(!current) {
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99 return;
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100 }
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101
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102 UiMenuItemI *item = malloc(sizeof(UiMenuItemI));
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103 item->add_to = (ui_menu_add_f)add_menuseparator_widget;
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104
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105 UiMenu *cm = current->data;
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106 cm->items = ucx_list_append(cm->items, item);
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107 }
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108
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109 void ui_checkitem(char *label, ui_callback f, void *userdata) {
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110 if(!current) {
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111 return;
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112 }
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113
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114 UiCheckItem *item = malloc(sizeof(UiCheckItem));
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115 item->item.add_to = (ui_menu_add_f)add_checkitem_widget;
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116 item->label = label;
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117 item->callback = f;
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118 item->userdata = userdata;
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119
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120 UiMenu *cm = current->data;
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121 cm->items = ucx_list_append(cm->items, item);
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122 }
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123
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124 void ui_checkitem_nv(char *label, char *vname) {
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125 if(!current) {
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126 return;
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127 }
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128
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129 UiCheckItemNV *item = malloc(sizeof(UiCheckItemNV));
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130 item->item.add_to = (ui_menu_add_f)add_checkitemnv_widget;
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131 item->varname = vname;
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132 item->label = label;
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133
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134 UiMenu *cm = current->data;
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135 cm->items = ucx_list_append(cm->items, item);
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136 }
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137
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138 // private menu functions
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139 GtkWidget *ui_create_menubar(UiObject *obj) {
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140 if(menus == NULL) {
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141 return NULL;
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142 }
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143
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144 GtkWidget *mb = gtk_menu_bar_new();
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145
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146 UcxList *ls = menus;
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147 while(ls) {
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148 UiMenu *menu = ls->data;
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149 menu->item.add_to(mb, &menu->item, obj);
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150
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151 ls = ls->next;
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152 }
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153
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154 return mb;
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155 }
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156
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157 void add_menu_widget(GtkWidget *parent, UiMenuItemI *item, UiObject *obj) {
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158 UiMenu *menu = (UiMenu*)item;
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159
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160 GtkWidget *menu_widget = gtk_menu_new();
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161 GtkWidget *menu_item = gtk_menu_item_new_with_label(menu->label);
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162 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menu_item), menu_widget);
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163
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164 UcxList *ls = menu->items;
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165 while(ls) {
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166 UiMenuItemI *i = ls->data;
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167 i->add_to(menu_widget, i, obj);
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168
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169 ls = ls->next;
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170 }
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171
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172 gtk_menu_shell_append(GTK_MENU_SHELL(parent), menu_item);
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173 }
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174
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175 void add_menuitem_widget(GtkWidget *parent, UiMenuItemI *item, UiObject *obj) {
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176 UiMenuItem *i = (UiMenuItem*)item;
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177
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178 //GtkWidget *widget = gtk_menu_item_new_with_label(i->title);
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179 GtkWidget *widget = gtk_menu_item_new_with_mnemonic(i->label);
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180
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181 if(i->callback != NULL) {
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182 UiEventData *event = malloc(sizeof(UiEventData));
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183 event->obj = obj;
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184 event->user_data = i->userdata;
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185 event->callback = i->callback;
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186
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187 g_signal_connect(
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188 widget,
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189 "activate",
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190 G_CALLBACK(ui_menu_event_wrapper),
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191 event);
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192 }
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193
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194 gtk_menu_shell_append(GTK_MENU_SHELL(parent), widget);
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195 }
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196
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197 void add_menuitem_st_widget(
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198 GtkWidget *parent,
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199 UiMenuItemI *item,
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200 UiObject *obj)
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201 {
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202 UiStMenuItem *i = (UiStMenuItem*)item;
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203
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204 GtkWidget *widget = gtk_image_menu_item_new_from_stock(i->stockid, NULL);
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205
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206 if(i->callback != NULL) {
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207 UiEventData *event = malloc(sizeof(UiEventData));
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208 event->obj = obj;
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209 event->user_data = i->userdata;
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210 event->callback = i->callback;
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211
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212 g_signal_connect(
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213 widget,
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214 "activate",
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215 G_CALLBACK(ui_menu_event_wrapper),
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216 event);
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217 }
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218
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219 gtk_menu_shell_append(GTK_MENU_SHELL(parent), widget);
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220 }
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221
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222 void add_menuseparator_widget(
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223 GtkWidget *parent,
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224 UiMenuItemI *item,
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225 UiObject *obj)
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226 {
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227 gtk_menu_shell_append(
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228 GTK_MENU_SHELL(parent),
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229 gtk_separator_menu_item_new());
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230 }
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231
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232 void add_checkitem_widget(GtkWidget *p, UiMenuItemI *item, UiObject *obj) {
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233 UiCheckItem *ci = (UiCheckItem*)item;
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234 GtkWidget *widget = gtk_check_menu_item_new_with_mnemonic(ci->label);
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235 gtk_menu_shell_append(GTK_MENU_SHELL(p), widget);
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236
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237 if(ci->callback) {
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238 UiEventData *event = malloc(sizeof(UiEventData));
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239 event->obj = obj;
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240 event->user_data = ci->userdata;
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241 event->callback = ci->callback;
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242
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243 g_signal_connect(
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244 widget,
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245 "toggled",
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246 G_CALLBACK(ui_menu_event_toggled),
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247 event);
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248 }
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249 }
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250
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251 void add_checkitemnv_widget(GtkWidget *p, UiMenuItemI *item, UiObject *obj) {
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252 UiCheckItemNV *ci = (UiCheckItemNV*)item;
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253 GtkWidget *widget = gtk_check_menu_item_new_with_mnemonic(ci->label);
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254 gtk_menu_shell_append(GTK_MENU_SHELL(p), widget);
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255
2
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256 UiVar *var = uic_connect_var(obj->ctx, ci->varname, UI_VAR_INTEGER);
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257 if(var) {
0
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258 UiInteger *value = var->value;
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259 value->obj = widget;
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260 value->get = ui_checkitem_get;
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261 value->set = ui_checkitem_set;
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262 value = 0;
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263 } else {
2
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264 // TODO: error
0
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265 }
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266 }
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267
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268
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269
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270 void ui_menu_event_wrapper(GtkMenuItem *item, UiEventData *event) {
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271 UiEvent evt;
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272 evt.obj = event->obj;
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273 evt.window = event->obj->window;
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274 evt.document = event->obj->document;
0
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275 evt.intval = 0;
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276 event->callback(&evt, event->user_data);
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277 }
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278
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279 void ui_menu_event_toggled(GtkCheckMenuItem *ci, UiEventData *event) {
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280 UiEvent evt;
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281 evt.obj = event->obj;
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282 evt.window = event->obj->window;
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283 evt.document = event->obj->document;
0
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284 evt.intval = gtk_check_menu_item_get_active(ci);
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285 event->callback(&evt, event->user_data);
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286 }
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287
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288 int ui_checkitem_get(UiInteger *i) {
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289 int state = gtk_check_menu_item_get_active(i->obj);
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290 i->value = state;
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291 return state;
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292 }
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293
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294 void ui_checkitem_set(UiInteger *i, int value) {
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295 i->value = value;
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296 gtk_check_menu_item_set_active(i->obj, value);
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297 }

mercurial