ui/gtk/tree.c

Sun, 29 Sep 2024 13:32:51 +0200

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Sun, 29 Sep 2024 13:32:51 +0200
changeset 44
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parent 41
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permissions
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update toolkit: gtk4 improvements

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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 <string.h>
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32 #include <stdarg.h>
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33
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34 #include "../common/context.h"
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35 #include "../common/object.h"
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36 #include "container.h"
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37
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38 #include "tree.h"
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39 #include "image.h"
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40
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41
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42 void* ui_strmodel_getvalue(void *elm, int column) {
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43 return column == 0 ? elm : NULL;
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44 }
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45
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46 static GtkListStore* create_list_store(UiList *list, UiModel *model) {
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47 int columns = model->columns;
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48 GType types[2*columns];
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49 int c = 0;
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50 for(int i=0;i<columns;i++,c++) {
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51 switch(model->types[i]) {
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52 case UI_STRING:
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53 case UI_STRING_FREE: types[c] = G_TYPE_STRING; break;
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54 case UI_INTEGER: types[c] = G_TYPE_INT; break;
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55 case UI_ICON: types[c] = G_TYPE_OBJECT; break;
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56 case UI_ICON_TEXT:
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57 case UI_ICON_TEXT_FREE: {
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58 types[c] = G_TYPE_OBJECT;
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59 types[++c] = G_TYPE_STRING;
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60 }
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61 }
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62 }
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63
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64 GtkListStore *store = gtk_list_store_newv(c, types);
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65
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66 if(list) {
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67 void *elm = list->first(list);
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68 while(elm) {
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69 // insert new row
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70 GtkTreeIter iter;
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71 gtk_list_store_insert (store, &iter, -1);
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72
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73 // set column values
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74 int c = 0;
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75 for(int i=0;i<columns;i++,c++) {
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76 void *data = model->getvalue(elm, c);
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77
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78 GValue value = G_VALUE_INIT;
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79 switch(model->types[i]) {
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80 case UI_STRING:
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81 case UI_STRING_FREE: {
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82 g_value_init(&value, G_TYPE_STRING);
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83 g_value_set_string(&value, data);
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84 if(model->types[i] == UI_STRING_FREE) {
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85 free(data);
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86 }
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87 break;
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88 }
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89 case UI_INTEGER: {
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90 g_value_init(&value, G_TYPE_INT);
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91 int *intptr = data;
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92 g_value_set_int(&value, *intptr);
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93 break;
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94 }
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95 case UI_ICON: {
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96 g_value_init(&value, G_TYPE_OBJECT);
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97 UiIcon *icon = data;
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98 #if GTK_MAJOR_VERSION >= 4
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99 g_value_set_object(&value, icon->info); // TODO: does this work?
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100 #else
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101 if(!icon->pixbuf && icon->info) {
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102 GError *error = NULL;
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103 GdkPixbuf *pixbuf = gtk_icon_info_load_icon(icon->info, &error);
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104 icon->pixbuf = pixbuf;
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105 }
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106
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107 if(icon->pixbuf) {
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108 g_value_set_object(&value, icon->pixbuf);
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109 }
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110 #endif
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111 break;
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112 }
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113 case UI_ICON_TEXT:
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114 case UI_ICON_TEXT_FREE: {
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115 UiIcon *icon = data;
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116 #if GTK_MAJOR_VERSION >= 4
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117 GValue iconvalue = G_VALUE_INIT;
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118 g_value_init(&iconvalue, G_TYPE_OBJECT);
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119 g_value_set_object(&iconvalue, ui_icon_pixbuf(icon));
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120 gtk_list_store_set_value(store, &iter, c, &iconvalue);
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121 #else
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122 GValue pixbufvalue = G_VALUE_INIT;
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123 if(!icon->pixbuf && icon->info) {
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124 GError *error = NULL;
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125 GdkPixbuf *pixbuf = gtk_icon_info_load_icon(icon->info, &error);
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126 icon->pixbuf = pixbuf;
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127 }
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128 g_value_init(&pixbufvalue, G_TYPE_OBJECT);
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129 g_value_set_object(&pixbufvalue, icon->pixbuf);
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130 gtk_list_store_set_value(store, &iter, c, &pixbufvalue);
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131 #endif
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132 c++;
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133
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134 char *str = model->getvalue(elm, c);
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135 g_value_init(&value, G_TYPE_STRING);
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136 g_value_set_string(&value, str);
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137 if(model->types[i] == UI_ICON_TEXT_FREE) {
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138 free(str);
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139 }
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140 break;
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141 }
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142 }
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143
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144 gtk_list_store_set_value(store, &iter, c, &value);
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145 }
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146
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147 // next row
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148 elm = list->next(list);
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149 }
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150 }
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151
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152 return store;
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153 }
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154
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155
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156 UIWIDGET ui_listview_create(UiObject *obj, UiListArgs args) {
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157 UiObject* current = uic_current_obj(obj);
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158
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159 // create treeview
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160 GtkWidget *view = gtk_tree_view_new();
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161 GtkCellRenderer *renderer = gtk_cell_renderer_text_new();
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162 GtkTreeViewColumn *column = gtk_tree_view_column_new_with_attributes(NULL, renderer, "text", 0, NULL);
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163 gtk_tree_view_append_column(GTK_TREE_VIEW(view), column);
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164
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165 gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(view), FALSE);
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166 #ifdef UI_GTK3
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167 #if GTK_MINOR_VERSION >= 8
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168 gtk_tree_view_set_activate_on_single_click(GTK_TREE_VIEW(view), TRUE);
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169 #else
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170 // TODO: implement for older gtk3
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171 #endif
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172 #else
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173 // TODO: implement for gtk2
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174 #endif
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175
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176 UiModel *model = ui_model(obj->ctx, UI_STRING, "", -1);
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177 model->getvalue = args.getvalue;
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178
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179 UiVar* var = uic_widget_var(obj->ctx, current->ctx, args.list, args.varname, UI_VAR_LIST);
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180
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181 UiList *list = var ? var->value : NULL;
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182 GtkListStore *listmodel = create_list_store(list, model);
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183 gtk_tree_view_set_model(GTK_TREE_VIEW(view), GTK_TREE_MODEL(listmodel));
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184
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185 UiListView *listview = malloc(sizeof(UiListView));
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186 listview->obj = obj;
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187 listview->widget = view;
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188 listview->var = var;
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189 listview->model = model;
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190 g_signal_connect(
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191 view,
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192 "destroy",
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193 G_CALLBACK(ui_listview_destroy),
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194 listview);
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195
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196 // bind var
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197 list->update = ui_listview_update;
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198 list->getselection = ui_listview_getselection;
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199 list->obj = listview;
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200
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201 // add callback
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202 if(args.onactivate) {
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203 UiTreeEventData *event = ui_malloc(obj->ctx, sizeof(UiTreeEventData));
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204 event->obj = obj;
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205 event->activatedata = args.onactivatedata;
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206 event->activate = args.onactivate;
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207 event->selection = NULL;
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208
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209 g_signal_connect(
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210 view,
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211 "row-activated",
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212 G_CALLBACK(ui_listview_activate_event),
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213 event);
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214 }
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215
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216 // add widget to the current container
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217 GtkWidget *scroll_area = SCROLLEDWINDOW_NEW();
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218 gtk_scrolled_window_set_policy(
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219 GTK_SCROLLED_WINDOW(scroll_area),
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220 GTK_POLICY_AUTOMATIC,
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221 GTK_POLICY_AUTOMATIC); // GTK_POLICY_ALWAYS
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222 SCROLLEDWINDOW_SET_CHILD(scroll_area, view);
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223
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224 UI_APPLY_LAYOUT1(current, args);
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225 current->container->add(current->container, scroll_area, FALSE);
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226
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227 // ct->current should point to view, not scroll_area, to make it possible
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228 // to add a context menu
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229 current->container->current = view;
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230
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231 return scroll_area;
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232 }
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233
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234 /*
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235 static void drag_begin(GtkWidget *widget, GdkDragContext *context, gpointer udata) {
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236 printf("drag begin\n");
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237
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238 }
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239
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240 static void drag_end(
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241 GtkWidget *widget,
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242 GdkDragContext *context,
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243 guint time,
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244 gpointer udata)
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245 {
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246 printf("drag end\n");
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247
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248 }
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249 */
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250
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251 /*
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252 static GtkTargetEntry targetentries[] =
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253 {
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254 { "STRING", 0, 0 },
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255 { "text/plain", 0, 1 },
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256 { "text/uri-list", 0, 2 },
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257 };
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258 */
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259
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260 UIWIDGET ui_table_create(UiObject *obj, UiListArgs args) {
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261 UiObject* current = uic_current_obj(obj);
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262
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263 // create treeview
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264 GtkWidget *view = gtk_tree_view_new();
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265
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266 UiModel *model = args.model;
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267 int columns = model ? model->columns : 0;
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268
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269 int addi = 0;
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270 for(int i=0;i<columns;i++) {
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271 GtkTreeViewColumn *column = NULL;
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272 if(model->types[i] == UI_ICON_TEXT) {
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273 column = gtk_tree_view_column_new();
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274 gtk_tree_view_column_set_title(column, model->titles[i]);
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275
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276 GtkCellRenderer *iconrenderer = gtk_cell_renderer_pixbuf_new();
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277 GtkCellRenderer *textrenderer = gtk_cell_renderer_text_new();
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278
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279 gtk_tree_view_column_pack_end(column, textrenderer, TRUE);
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280 gtk_tree_view_column_pack_start(column, iconrenderer, FALSE);
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281
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282
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283 gtk_tree_view_column_add_attribute(column, iconrenderer, "pixbuf", i);
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284 gtk_tree_view_column_add_attribute(column, textrenderer, "text", i+1);
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285
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286 addi++;
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287 } else if (model->types[i] == UI_ICON) {
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288 GtkCellRenderer *iconrenderer = gtk_cell_renderer_pixbuf_new();
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289 column = gtk_tree_view_column_new_with_attributes(
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290 model->titles[i],
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291 iconrenderer,
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292 "pixbuf",
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293 i + addi,
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294 NULL);
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295 } else {
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296 GtkCellRenderer *renderer = gtk_cell_renderer_text_new();
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297 column = gtk_tree_view_column_new_with_attributes(
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298 model->titles[i],
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299 renderer,
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300 "text",
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301 i + addi,
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302 NULL);
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303 }
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304 gtk_tree_view_column_set_resizable(column, TRUE);
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305 gtk_tree_view_append_column(GTK_TREE_VIEW(view), column);
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306 }
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307
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308 //gtk_tree_view_set_headers_visible(GTK_TREE_VIEW(view), FALSE);
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309 #ifdef UI_GTK3
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310 //gtk_tree_view_set_activate_on_single_click(GTK_TREE_VIEW(view), TRUE);
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311 #else
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312
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313 #endif
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314
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315 UiVar* var = uic_widget_var(obj->ctx, current->ctx, args.list, args.varname, UI_VAR_LIST);
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316
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317 UiList *list = var ? var->value : NULL;
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318 GtkListStore *listmodel = create_list_store(list, model);
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319 gtk_tree_view_set_model(GTK_TREE_VIEW(view), GTK_TREE_MODEL(listmodel));
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320
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321 //g_signal_connect(view, "drag-begin", G_CALLBACK(drag_begin), NULL);
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322 //g_signal_connect(view, "drag-end", G_CALLBACK(drag_end), NULL);
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323
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324 // add TreeView as observer to the UiList to update the TreeView if the
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325 // data changes
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326 UiListView *tableview = malloc(sizeof(UiListView));
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327 tableview->obj = obj;
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328 tableview->widget = view;
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329 tableview->var = var;
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330 tableview->model = model;
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331 g_signal_connect(
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332 view,
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333 "destroy",
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334 G_CALLBACK(ui_listview_destroy),
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335 tableview);
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336
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337 // bind var
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338 list->update = ui_listview_update;
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339 list->getselection = ui_listview_getselection;
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340 list->obj = tableview;
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341
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342 // add callback
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343 UiTreeEventData *event = ui_malloc(obj->ctx, sizeof(UiTreeEventData));
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344 event->obj = obj;
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345 event->activate = args.onactivate;
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346 event->selection = args.onselection;
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347 event->activatedata = args.onactivatedata;
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348 event->selectiondata = args.onselectiondata;
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349 if(args.onactivate) {
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350 g_signal_connect(
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351 view,
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352 "row-activated",
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353 G_CALLBACK(ui_listview_activate_event),
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354 event);
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355 }
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356 if(args.onselection) {
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357 GtkTreeSelection *selection = gtk_tree_view_get_selection(
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358 GTK_TREE_VIEW(view));
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359 g_signal_connect(
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360 selection,
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361 "changed",
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362 G_CALLBACK(ui_listview_selection_event),
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363 event);
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364 }
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365 // TODO: destroy callback
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366
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367
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368 GtkTreeSelection *selection = gtk_tree_view_get_selection (GTK_TREE_VIEW(view));
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369 gtk_tree_selection_set_mode(selection, GTK_SELECTION_MULTIPLE);
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370
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371 // add widget to the current container
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372 GtkWidget *scroll_area = SCROLLEDWINDOW_NEW();
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373 gtk_scrolled_window_set_policy(
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374 GTK_SCROLLED_WINDOW(scroll_area),
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375 GTK_POLICY_AUTOMATIC,
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376 GTK_POLICY_AUTOMATIC); // GTK_POLICY_ALWAYS
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377 SCROLLEDWINDOW_SET_CHILD(scroll_area, view);
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378
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379 UI_APPLY_LAYOUT1(current, args);
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380 current->container->add(current->container, scroll_area, FALSE);
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381
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382 // ct->current should point to view, not scroll_area, to make it possible
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383 // to add a context menu
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384 current->container->current = view;
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385
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386 return scroll_area;
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387 }
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388
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389
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390 GtkWidget* ui_get_tree_widget(UIWIDGET widget) {
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391 return SCROLLEDWINDOW_GET_CHILD(widget);
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392 }
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393
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394 static char** targets2array(char *target0, va_list ap, int *nelm) {
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395 int al = 16;
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396 char **targets = calloc(16, sizeof(char*));
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397 targets[0] = target0;
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398
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399 int i = 1;
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400 char *target;
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401 while((target = va_arg(ap, char*)) != NULL) {
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402 if(i >= al) {
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403 al *= 2;
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404 targets = realloc(targets, al*sizeof(char*));
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405 }
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406 targets[i] = target;
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407 i++;
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408 }
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409
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410 *nelm = i;
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411 return targets;
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412 }
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413
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414 /*
0
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415 static GtkTargetEntry* targetstr2gtktargets(char **str, int nelm) {
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416 GtkTargetEntry *targets = calloc(nelm, sizeof(GtkTargetEntry));
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417 for(int i=0;i<nelm;i++) {
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418 targets[i].target = str[i];
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419 }
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420 return targets;
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421 }
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422 */
0
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423
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424 void ui_table_dragsource(UIWIDGET tablewidget, int actions, char *target0, ...) {
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425 va_list ap;
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426 va_start(ap, target0);
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427 int nelm;
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428 char **targets = targets2array(target0, ap, &nelm);
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429 va_end(ap);
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430
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431 // disabled
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432 //ui_table_dragsource_a(tablewidget, actions, targets, nelm);
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433
0
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434 free(targets);
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435 }
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436
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437 /*
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438 void ui_table_dragsource_a(UIWIDGET tablewidget, int actions, char **targets, int nelm) {
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439 GtkTargetEntry* t = targetstr2gtktargets(targets, nelm);
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440 gtk_tree_view_enable_model_drag_source(
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441 GTK_TREE_VIEW(ui_get_tree_widget(tablewidget)),
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442 GDK_BUTTON1_MASK,
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443 t,
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444 nelm,
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445 GDK_ACTION_COPY|GDK_ACTION_MOVE|GDK_ACTION_LINK);
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446 free(t);
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447 }
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448
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449
0
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450 void ui_table_dragdest(UIWIDGET tablewidget, int actions, char *target0, ...) {
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451 va_list ap;
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452 va_start(ap, target0);
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453 int nelm;
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454 char **targets = targets2array(target0, ap, &nelm);
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455 va_end(ap);
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456 ui_table_dragdest_a(tablewidget, actions, targets, nelm);
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457 free(targets);
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458 }
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459
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460 void ui_table_dragdest_a(UIWIDGET tablewidget, int actions, char **targets, int nelm) {
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parents:
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461 GtkTargetEntry* t = targetstr2gtktargets(targets, nelm);
2483f517c562 add existing toolkit code
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parents:
diff changeset
462 gtk_tree_view_enable_model_drag_dest(
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parents:
diff changeset
463 GTK_TREE_VIEW(ui_get_tree_widget(tablewidget)),
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parents:
diff changeset
464 t,
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
465 nelm,
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
466 GDK_ACTION_COPY|GDK_ACTION_MOVE|GDK_ACTION_LINK);
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parents:
diff changeset
467 free(t);
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
468 }
29
3fc287f06305 add minimal working download
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 0
diff changeset
469 */
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parents: 0
diff changeset
470
0
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parents:
diff changeset
471 void ui_listview_update(UiList *list, int i) {
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
472 UiListView *view = list->obj;
32
e5f4d8af567e update toolkit
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parents: 29
diff changeset
473 GtkListStore *store = create_list_store(list, view->model);
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parents: 29
diff changeset
474 gtk_tree_view_set_model(GTK_TREE_VIEW(view->widget), GTK_TREE_MODEL(store));
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parents: 29
diff changeset
475 g_object_unref(G_OBJECT(store));
0
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parents:
diff changeset
476 // TODO: free old model
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parents:
diff changeset
477 }
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parents:
diff changeset
478
41
7ada3db4cfa8 implement ui_list_getselection (GTK)
Olaf Wintermann <olaf.wintermann@gmail.com>
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diff changeset
479 UiListSelection ui_listview_getselection(UiList *list) {
7ada3db4cfa8 implement ui_list_getselection (GTK)
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 32
diff changeset
480 UiListView *view = list->obj;
7ada3db4cfa8 implement ui_list_getselection (GTK)
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parents: 32
diff changeset
481 UiListSelection selection = ui_listview_selection(
7ada3db4cfa8 implement ui_list_getselection (GTK)
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parents: 32
diff changeset
482 gtk_tree_view_get_selection(GTK_TREE_VIEW(view->widget)),
7ada3db4cfa8 implement ui_list_getselection (GTK)
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diff changeset
483 NULL);
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diff changeset
484 return selection;
7ada3db4cfa8 implement ui_list_getselection (GTK)
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parents: 32
diff changeset
485 }
7ada3db4cfa8 implement ui_list_getselection (GTK)
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parents: 32
diff changeset
486
0
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487 void ui_listview_destroy(GtkWidget *w, UiListView *v) {
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parents:
diff changeset
488 gtk_tree_view_set_model(GTK_TREE_VIEW(w), NULL);
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parents:
diff changeset
489 ui_destroy_boundvar(v->obj->ctx, v->var);
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parents:
diff changeset
490 // TODO: destroy model?
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parents:
diff changeset
491 free(v);
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parents:
diff changeset
492 }
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Olaf Wintermann <olaf.wintermann@gmail.com>
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493
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parents:
diff changeset
494 void ui_combobox_destroy(GtkWidget *w, UiListView *v) {
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parents:
diff changeset
495 gtk_combo_box_set_model(GTK_COMBO_BOX(w), NULL);
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
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496 ui_destroy_boundvar(v->obj->ctx, v->var);
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parents:
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497 // TODO: destroy model?
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parents:
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498 free(v);
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parents:
diff changeset
499 }
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parents:
diff changeset
500
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parents:
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501
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parents:
diff changeset
502 void ui_listview_activate_event(
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parents:
diff changeset
503 GtkTreeView *treeview,
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parents:
diff changeset
504 GtkTreePath *path,
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parents:
diff changeset
505 GtkTreeViewColumn *column,
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diff changeset
506 UiTreeEventData *event)
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
507 {
41
7ada3db4cfa8 implement ui_list_getselection (GTK)
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diff changeset
508 UiListSelection selection = ui_listview_selection(
0
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
509 gtk_tree_view_get_selection(treeview),
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
510 event);
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
511
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parents:
diff changeset
512 UiEvent e;
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parents:
diff changeset
513 e.obj = event->obj;
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parents:
diff changeset
514 e.window = event->obj->window;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
515 e.document = event->obj->ctx->document;
41
7ada3db4cfa8 implement ui_list_getselection (GTK)
Olaf Wintermann <olaf.wintermann@gmail.com>
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diff changeset
516 e.eventdata = &selection;
7ada3db4cfa8 implement ui_list_getselection (GTK)
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 32
diff changeset
517 e.intval = selection.count > 0 ? selection.rows[0] : -1;
32
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parents: 29
diff changeset
518 event->activate(&e, event->activatedata);
0
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parents:
diff changeset
519
41
7ada3db4cfa8 implement ui_list_getselection (GTK)
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 32
diff changeset
520 if(selection.count > 0) {
7ada3db4cfa8 implement ui_list_getselection (GTK)
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diff changeset
521 free(selection.rows);
0
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
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522 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
523 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
524
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
525 void ui_listview_selection_event(
2483f517c562 add existing toolkit code
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parents:
diff changeset
526 GtkTreeSelection *treeselection,
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
527 UiTreeEventData *event)
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
528 {
41
7ada3db4cfa8 implement ui_list_getselection (GTK)
Olaf Wintermann <olaf.wintermann@gmail.com>
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diff changeset
529 UiListSelection selection = ui_listview_selection(treeselection, event);
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
530
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
531 UiEvent e;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
532 e.obj = event->obj;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
533 e.window = event->obj->window;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
534 e.document = event->obj->ctx->document;
41
7ada3db4cfa8 implement ui_list_getselection (GTK)
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 32
diff changeset
535 e.eventdata = &selection;
7ada3db4cfa8 implement ui_list_getselection (GTK)
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 32
diff changeset
536 e.intval = selection.count > 0 ? selection.rows[0] : -1;
32
e5f4d8af567e update toolkit
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 29
diff changeset
537 event->selection(&e, event->selectiondata);
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
538
41
7ada3db4cfa8 implement ui_list_getselection (GTK)
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 32
diff changeset
539 if(selection.count > 0) {
7ada3db4cfa8 implement ui_list_getselection (GTK)
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 32
diff changeset
540 free(selection.rows);
0
2483f517c562 add existing toolkit code
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parents:
diff changeset
541 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
542 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
543
41
7ada3db4cfa8 implement ui_list_getselection (GTK)
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 32
diff changeset
544 UiListSelection ui_listview_selection(
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
545 GtkTreeSelection *selection,
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
546 UiTreeEventData *event)
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
547 {
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
548 GList *rows = gtk_tree_selection_get_selected_rows(selection, NULL);
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
549
41
7ada3db4cfa8 implement ui_list_getselection (GTK)
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 32
diff changeset
550 UiListSelection ls;
7ada3db4cfa8 implement ui_list_getselection (GTK)
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 32
diff changeset
551 ls.count = g_list_length(rows);
7ada3db4cfa8 implement ui_list_getselection (GTK)
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 32
diff changeset
552 ls.rows = calloc(ls.count, sizeof(int));
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
553 GList *r = rows;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
554 int i = 0;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
555 while(r) {
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
556 GtkTreePath *path = r->data;
41
7ada3db4cfa8 implement ui_list_getselection (GTK)
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 32
diff changeset
557 ls.rows[i] = ui_tree_path_list_index(path);
0
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
558 r = r->next;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
559 i++;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
560 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
561 return ls;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
562 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
563
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
564 int ui_tree_path_list_index(GtkTreePath *path) {
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
565 int depth = gtk_tree_path_get_depth(path);
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
566 if(depth == 0) {
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
567 fprintf(stderr, "UiError: treeview selection: depth == 0\n");
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
568 return -1;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
569 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
570 int *indices = gtk_tree_path_get_indices(path);
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
571 return indices[depth - 1];
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
572 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
573
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
574
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
575 /* --------------------------- ComboBox --------------------------- */
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
576
32
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parents: 29
diff changeset
577 UIWIDGET ui_combobox_create(UiObject *obj, UiListArgs args) {
e5f4d8af567e update toolkit
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 29
diff changeset
578 UiObject* current = uic_current_obj(obj);
e5f4d8af567e update toolkit
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 29
diff changeset
579
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
580 UiModel *model = ui_model(obj->ctx, UI_STRING, "", -1);
32
e5f4d8af567e update toolkit
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 29
diff changeset
581 model->getvalue = args.getvalue;
e5f4d8af567e update toolkit
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 29
diff changeset
582
e5f4d8af567e update toolkit
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 29
diff changeset
583 UiVar* var = uic_widget_var(obj->ctx, current->ctx, args.list, args.varname, UI_VAR_LIST);
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
584
32
e5f4d8af567e update toolkit
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parents: 29
diff changeset
585 GtkWidget *combobox = ui_create_combobox(obj, model, var, args.onactivate, args.onactivatedata);
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 29
diff changeset
586 UI_APPLY_LAYOUT1(current, args);
e5f4d8af567e update toolkit
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 29
diff changeset
587 current->container->add(current->container, combobox, FALSE);
e5f4d8af567e update toolkit
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 29
diff changeset
588 current->container->current = combobox;
0
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
589 return combobox;
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
590 }
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
591
32
e5f4d8af567e update toolkit
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 29
diff changeset
592 GtkWidget* ui_create_combobox(UiObject *obj, UiModel *model, UiVar *var, ui_callback f, void *udata) {
e5f4d8af567e update toolkit
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 29
diff changeset
593 GtkWidget *combobox = gtk_combo_box_new();
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Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 29
diff changeset
594
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
595 UiListView *uicbox = malloc(sizeof(UiListView));
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
596 uicbox->obj = obj;
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
597 uicbox->widget = combobox;
32
e5f4d8af567e update toolkit
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 29
diff changeset
598
e5f4d8af567e update toolkit
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 29
diff changeset
599 UiList *list = var ? var->value : NULL;
e5f4d8af567e update toolkit
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 29
diff changeset
600 GtkListStore *listmodel = create_list_store(list, model);
e5f4d8af567e update toolkit
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 29
diff changeset
601
e5f4d8af567e update toolkit
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 29
diff changeset
602 if(listmodel) {
e5f4d8af567e update toolkit
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 29
diff changeset
603 gtk_combo_box_set_model(GTK_COMBO_BOX(combobox), GTK_TREE_MODEL(listmodel));
e5f4d8af567e update toolkit
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 29
diff changeset
604 }
e5f4d8af567e update toolkit
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 29
diff changeset
605
e5f4d8af567e update toolkit
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 29
diff changeset
606 uicbox->var = var;
e5f4d8af567e update toolkit
Olaf Wintermann <olaf.wintermann@gmail.com>
parents: 29
diff changeset
607 uicbox->model = model;
0
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
608
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
609 g_signal_connect(
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
610 combobox,
2483f517c562 add existing toolkit code
Olaf Wintermann <olaf.wintermann@gmail.com>
parents:
diff changeset
611 "destroy",
2483f517c562 add existing toolkit code
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parents:
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612 G_CALLBACK(ui_combobox_destroy),
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613 uicbox);
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614
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615 // bind var
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616 if(list) {
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617 list->update = ui_combobox_modelupdate;
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618 // TODO: combobox getselection
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619 list->obj = uicbox;
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620 }
0
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621
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622 GtkCellRenderer *renderer = gtk_cell_renderer_text_new();
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623 gtk_cell_layout_pack_start(GTK_CELL_LAYOUT(combobox), renderer, TRUE);
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624 gtk_cell_layout_set_attributes(
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625 GTK_CELL_LAYOUT(combobox),
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626 renderer,
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627 "text",
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628 0,
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629 NULL);
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630 gtk_combo_box_set_active(GTK_COMBO_BOX(combobox), 0);
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631
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632 // add callback
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633 if(f) {
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634 UiEventData *event = ui_malloc(obj->ctx, sizeof(UiEventData));
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635 event->obj = obj;
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636 event->userdata = udata;
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637 event->callback = f;
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638 event->value = 0;
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639 event->customdata = NULL;
0
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640
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641 g_signal_connect(
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642 combobox,
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643 "changed",
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644 G_CALLBACK(ui_combobox_change_event),
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645 event);
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646 }
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647
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648 return combobox;
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649 }
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650
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651 void ui_combobox_change_event(GtkComboBox *widget, UiEventData *e) {
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652 UiEvent event;
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653 event.obj = e->obj;
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654 event.window = event.obj->window;
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655 event.document = event.obj->ctx->document;
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656 event.eventdata = NULL;
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657 event.intval = gtk_combo_box_get_active(widget);
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658 e->callback(&event, e->userdata);
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659 }
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660
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661 void ui_combobox_modelupdate(UiList *list, int i) {
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662 UiListView *view = list->obj;
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663 GtkListStore *store = create_list_store(view->var->value, view->model);
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664 gtk_combo_box_set_model(GTK_COMBO_BOX(view->widget), GTK_TREE_MODEL(store));
0
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665 }
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666

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