ui/gtk/toolkit.c

Wed, 21 Jan 2015 20:38:21 +0100

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Wed, 21 Jan 2015 20:38:21 +0100
changeset 77
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parent 52
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child 95
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permissions
-rw-r--r--

fixed memory allocation bug

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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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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
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33 #include "toolkit.h"
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34 #include "toolbar.h"
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35 #include "model.h"
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36 #include "image.h"
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37 #include "../common/document.h"
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38 #include "../common/properties.h"
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39
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40 #include <pthread.h>
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41
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42 static char *application_name;
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43
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44 static ui_callback appclose_fnc;
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45 static void *appclose_udata;
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46
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47 static UiObject *active_window;
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48
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49 void ui_init(char *appname, int argc, char **argv) {
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50 gtk_init(&argc, &argv);
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51 application_name = appname;
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52
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53 uic_docmgr_init();
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54 ui_toolbar_init();
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55
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56 // init custom types
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57 ui_list_init();
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58
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59 ui_image_init();
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60
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61 uic_load_app_properties();
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62 }
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63
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64 char* ui_appname() {
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65 return application_name;
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66 }
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67
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68 void ui_exitfunc(ui_callback f, void *userdata) {
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69 appclose_fnc = f;
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70 appclose_udata = userdata;
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71 }
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72
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73 void ui_openfilefunc(ui_callback f, void *userdata) {
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74 // OS X only
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75 }
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76
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77 void ui_main() {
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78 gtk_main();
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79 if(appclose_fnc) {
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80 appclose_fnc(NULL, appclose_udata);
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81 }
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82 uic_store_app_properties();
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83 }
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84
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85 void ui_show(UiObject *obj) {
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86 uic_check_group_widgets(obj->ctx);
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87 gtk_widget_show_all(obj->widget);
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88 }
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89
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90 void ui_close(UiObject *obj) {
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91 gtk_widget_destroy(obj->widget);
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92 }
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93
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94
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95 static gboolean ui_job_finished(void *data) {
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96 UiJob *job = data;
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97
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98 UiEvent event;
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99 event.obj = job->obj;
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100 event.window = job->obj->window;
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101 event.document = job->obj->ctx->document;
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102 event.intval = 0;
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103 event.eventdata = NULL;
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104
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105 job->finish_callback(&event, job->finish_data);
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106 free(job);
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107 return FALSE;
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108 }
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109
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110 static void* ui_jobthread(void *data) {
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111 UiJob *job = data;
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112 int result = job->job_func(job->job_data);
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113 if(!result) {
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114 g_idle_add(ui_job_finished, job);
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115 }
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116 }
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117
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118 void ui_job(UiObject *obj, ui_threadfunc tf, void *td, ui_callback f, void *fd) {
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119 UiJob *job = malloc(sizeof(UiJob));
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120 job->obj = obj;
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121 job->job_func = tf;
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122 job->job_data = td;
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123 job->finish_callback = f;
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124 job->finish_data = fd;
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125 pthread_t pid;
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126 pthread_create(&pid, NULL, ui_jobthread, job);
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127 }
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128
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129 void ui_set_enabled(UIWIDGET widget, int enabled) {
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130 gtk_widget_set_sensitive(widget, enabled);
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131 }
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132
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133 void ui_set_show_all(UIWIDGET widget, int value) {
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134 gtk_widget_set_no_show_all(widget, !value);
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135 }
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136
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137 void ui_set_visible(UIWIDGET widget, int visible) {
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138 if(visible) {
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139 gtk_widget_set_no_show_all(widget, FALSE);
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140 gtk_widget_show_all(widget);
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141 } else {
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142 gtk_widget_hide(widget);
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143 }
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144 }
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145
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146 void ui_clipboard_set(char *str) {
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147 GtkClipboard *cb = gtk_clipboard_get(GDK_SELECTION_CLIPBOARD);
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148 gtk_clipboard_set_text(cb, str, strlen(str));
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149 }
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150
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151 char* ui_clipboard_get() {
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152 GtkClipboard *cb = gtk_clipboard_get(GDK_SELECTION_CLIPBOARD);
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153 char *str = gtk_clipboard_wait_for_text(cb);
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154 if(str) {
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155 char *copy = strdup(str);
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156 g_free(str);
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157 return copy;
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158 } else {
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159 return NULL;
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160 }
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161 }
21
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162
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163 void ui_destroy_userdata(GtkWidget *object, void *userdata) {
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164 free(userdata);
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165 }
33
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166
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167 void ui_set_active_window(UiObject *obj) {
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168 active_window = obj;
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169 }
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170
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171 UiObject *ui_get_active_window() {
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172 return active_window;
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173 }

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