ui/gtk/window.c

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2483f517c562
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1 /*
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
3 *
4 * Copyright 2017 Olaf Wintermann. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #include <stdio.h>
30 #include <stdlib.h>
31 #include <string.h>
32
33 #include "../ui/window.h"
34 #include "../ui/properties.h"
35 #include "../common/context.h"
36
37 #include <cx/basic_mempool.h>
38
39 #include "menu.h"
40 #include "toolbar.h"
41 #include "container.h"
42
43 static int nwindows = 0;
44
45 static int window_default_width = 650;
46 static int window_default_height = 550;
47
48 void ui_exit_event(GtkWidget *widget, gpointer data) {
49 UiObject *obj = data;
50 UiEvent ev;
51 ev.window = obj->window;
52 ev.document = obj->ctx->document;
53 ev.obj = obj;
54 ev.eventdata = NULL;
55 ev.intval = 0;
56
57 if(obj->ctx->close_callback) {
58 obj->ctx->close_callback(&ev, obj->ctx->close_data);
59 }
60 // TODO: free UiObject
61
62 nwindows--;
63 #ifdef UI_GTK2
64 if(nwindows == 0) {
65 gtk_main_quit();
66 }
67 #endif
68 }
69
70 static UiObject* create_window(char *title, void *window_data, UiBool simple) {
71 CxMempool *mp = cxBasicMempoolCreate(256);
72 UiObject *obj = cxCalloc(mp->allocator, 1, sizeof(UiObject));
73
74 #ifndef UI_GTK2
75 obj->widget = gtk_application_window_new(ui_get_application());
76 #else
77 obj->widget = gtk_window_new(GTK_WINDOW_TOPLEVEL);
78 #endif
79
80
81 obj->ctx = uic_context(obj, mp->allocator);
82 obj->window = window_data;
83
84 if(title != NULL) {
85 gtk_window_set_title(GTK_WINDOW(obj->widget), title);
86 }
87
88 char *width = ui_get_property("ui.window.width");
89 char *height = ui_get_property("ui.window.height");
90 if(width && height) {
91 gtk_window_set_default_size(
92 GTK_WINDOW(obj->widget),
93 atoi(width),
94 atoi(height));
95 } else {
96 gtk_window_set_default_size(
97 GTK_WINDOW(obj->widget),
98 window_default_width,
99 window_default_height);
100 }
101
102 g_signal_connect(
103 obj->widget,
104 "destroy",
105 G_CALLBACK(ui_exit_event),
106 obj);
107
108 GtkWidget *vbox = ui_gtk_vbox_new(0);
109 gtk_container_add(GTK_CONTAINER(obj->widget), vbox);
110
111 if(!simple) {
112 // menu
113 GtkWidget *mb = ui_create_menubar(obj);
114 if(mb) {
115 gtk_box_pack_start(GTK_BOX(vbox), mb, FALSE, FALSE, 0);
116 }
117
118 // toolbar
119 GtkWidget *tb = ui_create_toolbar(obj);
120 if(tb) {
121 gtk_box_pack_start(GTK_BOX(vbox), tb, FALSE, FALSE, 0);
122 }
123 }
124
125 // window content
126 // the content has a (TODO: not yet) configurable frame
127 GtkWidget *frame = gtk_frame_new(NULL);
128 gtk_frame_set_shadow_type(GTK_FRAME(frame), GTK_SHADOW_NONE);
129 gtk_box_pack_start(GTK_BOX(vbox), frame, TRUE, TRUE, 0);
130
131 // content vbox
132 GtkWidget *content_box = ui_gtk_vbox_new(0);
133 gtk_container_add(GTK_CONTAINER(frame), content_box);
134 obj->container = ui_box_container(obj, content_box);
135
136 nwindows++;
137 return obj;
138 }
139
140
141 UiObject* ui_window(char *title, void *window_data) {
142 return create_window(title, window_data, FALSE);
143 }
144
145 UiObject* ui_simplewindow(char *title, void *window_data) {
146 return create_window(title, window_data, TRUE);
147 }
148
149 static char* ui_gtkfilechooser(UiObject *obj, GtkFileChooserAction action) {
150 char *button;
151 char *title;
152
153 if(action == GTK_FILE_CHOOSER_ACTION_OPEN) {
154 button = GTK_STOCK_OPEN;
155 title = "Datei öffnen...";
156 } else {
157 button = GTK_STOCK_SAVE;
158 title = "Datei speichern...";
159 }
160
161 GtkWidget *dialog = gtk_file_chooser_dialog_new(
162 title,
163 GTK_WINDOW(obj->widget),
164 action,
165 GTK_STOCK_CANCEL,
166 GTK_RESPONSE_CANCEL,
167 button,
168 GTK_RESPONSE_ACCEPT,
169 NULL);
170 if(gtk_dialog_run(GTK_DIALOG(dialog)) == GTK_RESPONSE_ACCEPT) {
171 char *file = gtk_file_chooser_get_filename(GTK_FILE_CHOOSER(dialog));
172 gtk_widget_destroy(dialog);
173 char *copy = strdup(file);
174 g_free(file);
175 return copy;
176 } else {
177 gtk_widget_destroy(dialog);
178 return NULL;
179 }
180 }
181
182 char* ui_openfiledialog(UiObject *obj) {
183 return ui_gtkfilechooser(obj, GTK_FILE_CHOOSER_ACTION_OPEN);
184 }
185
186 char* ui_savefiledialog(UiObject *obj) {
187 return ui_gtkfilechooser(obj, GTK_FILE_CHOOSER_ACTION_SAVE);
188 }
189

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