Made settings button work

camera.glade

@@ -220,7 +220,7 @@
             </child>
           </object>
           <packing>
-            <property name="name">page0</property>
+            <property name="name">main</property>
             <property name="title" translatable="yes">page0</property>
           </packing>
         </child>
@@ -244,6 +244,47 @@
                     <property name="margin-bottom">10</property>
                     <property name="orientation">vertical</property>
                     <property name="spacing">10</property>
+                    <child>
+                      <object class="GtkBox">
+                        <property name="visible">True</property>
+                        <property name="can-focus">False</property>
+                        <child>
+                          <object class="GtkButton" id="settings_back">
+                            <property name="label" translatable="yes">Back</property>
+                            <property name="visible">True</property>
+                            <property name="can-focus">True</property>
+                            <property name="receives-default">True</property>
+                            <property name="margin-start">10</property>
+                            <property name="margin-end">10</property>
+                            <style>
+                              <class name="suggested-action"/>
+                            </style>
+                          </object>
+                          <packing>
+                            <property name="expand">False</property>
+                            <property name="fill">True</property>
+                            <property name="position">0</property>
+                          </packing>
+                        </child>
+                        <child>
+                          <object class="GtkLabel">
+                            <property name="visible">True</property>
+                            <property name="can-focus">False</property>
+                            <property name="label" translatable="yes">Settings aren't functional yet</property>
+                          </object>
+                          <packing>
+                            <property name="expand">False</property>
+                            <property name="fill">True</property>
+                            <property name="position">1</property>
+                          </packing>
+                        </child>
+                      </object>
+                      <packing>
+                        <property name="expand">False</property>
+                        <property name="fill">True</property>
+                        <property name="position">0</property>
+                      </packing>
+                    </child>
                     <child>
                       <object class="GtkBox">
                         <property name="visible">True</property>
@@ -308,76 +349,10 @@
                                       </packing>
                                     </child>
                                     <child>
-                                      <object class="GtkLabel">
-                                        <property name="visible">True</property>
-                                        <property name="can-focus">False</property>
-                                        <property name="halign">start</property>
-                                        <property name="label" translatable="yes">Preview mode</property>
-                                      </object>
-                                      <packing>
-                                        <property name="expand">False</property>
-                                        <property name="fill">True</property>
-                                        <property name="position">2</property>
-                                      </packing>
+                                      <placeholder/>
                                     </child>
                                     <child>
-                                      <object class="GtkBox">
-                                        <property name="visible">True</property>
-                                        <property name="can-focus">False</property>
-                                        <property name="orientation">vertical</property>
-                                        <child>
-                                          <object class="GtkRadioButton" id="preview_simple">
-                                            <property name="label" translatable="yes">Full resolution (slowest)</property>
-                                            <property name="visible">True</property>
-                                            <property name="can-focus">True</property>
-                                            <property name="receives-default">False</property>
-                                            <property name="active">True</property>
-                                            <property name="draw-indicator">True</property>
-                                          </object>
-                                          <packing>
-                                            <property name="expand">False</property>
-                                            <property name="fill">True</property>
-                                            <property name="position">0</property>
-                                          </packing>
-                                        </child>
-                                        <child>
-                                          <object class="GtkRadioButton" id="preview_downsample">
-                                            <property name="label" translatable="yes">Quarter resolution debayered</property>
-                                            <property name="visible">True</property>
-                                            <property name="can-focus">True</property>
-                                            <property name="receives-default">False</property>
-                                            <property name="active">True</property>
-                                            <property name="draw-indicator">True</property>
-                                            <property name="group">preview_simple</property>
-                                          </object>
-                                          <packing>
-                                            <property name="expand">False</property>
-                                            <property name="fill">True</property>
-                                            <property name="position">1</property>
-                                          </packing>
-                                        </child>
-                                        <child>
-                                          <object class="GtkRadioButton" id="preview_grayscale">
-                                            <property name="label" translatable="yes">Grayscale</property>
-                                            <property name="visible">True</property>
-                                            <property name="can-focus">True</property>
-                                            <property name="receives-default">False</property>
-                                            <property name="active">True</property>
-                                            <property name="draw-indicator">True</property>
-                                            <property name="group">preview_simple</property>
-                                          </object>
-                                          <packing>
-                                            <property name="expand">False</property>
-                                            <property name="fill">True</property>
-                                            <property name="position">2</property>
-                                          </packing>
-                                        </child>
-                                      </object>
-                                      <packing>
-                                        <property name="expand">False</property>
-                                        <property name="fill">True</property>
-                                        <property name="position">3</property>
-                                      </packing>
+                                      <placeholder/>
                                     </child>
                                     <child>
                                       <object class="GtkLabel">
@@ -418,7 +393,6 @@
                                             <property name="visible">True</property>
                                             <property name="can-focus">True</property>
                                             <property name="receives-default">False</property>
-                                            <property name="active">True</property>
                                             <property name="draw-indicator">True</property>
                                             <property name="group">store_vng</property>
                                           </object>
@@ -434,7 +408,6 @@
                                             <property name="visible">True</property>
                                             <property name="can-focus">True</property>
                                             <property name="receives-default">False</property>
-                                            <property name="active">True</property>
                                             <property name="draw-indicator">True</property>
                                             <property name="group">store_vng</property>
                                           </object>
@@ -472,22 +445,19 @@
                       <packing>
                         <property name="expand">False</property>
                         <property name="fill">True</property>
-                        <property name="position">0</property>
+                        <property name="position">1</property>
                       </packing>
                     </child>
                     <child>
                       <placeholder/>
                     </child>
-                    <child>
-                      <placeholder/>
-                    </child>
                   </object>
                 </child>
               </object>
             </child>
           </object>
           <packing>
-            <property name="name">page1</property>
+            <property name="name">settings</property>
             <property name="title" translatable="yes">page1</property>
             <property name="position">1</property>
           </packing>

main.c

@@ -79,6 +79,7 @@ static int preview_height = -1;
 GtkWidget *preview;
 GtkWidget *error_box;
 GtkWidget *error_message;
+GtkWidget *main_stack;
 
 static int
 xioctl(int fd, int request, void *arg)
@@ -845,6 +846,18 @@ on_camera_switch_clicked(GtkWidget *widget, gpointer user_data)
 	start_capturing(video_fd);
 }
 
+void
+on_settings_btn_clicked(GtkWidget *widget, gpointer user_data)
+{
+	gtk_stack_set_visible_child_name(GTK_STACK(main_stack), "settings");
+}
+
+void
+on_back_clicked(GtkWidget *widget, gpointer user_data)
+{
+	gtk_stack_set_visible_child_name(GTK_STACK(main_stack), "main");
+}
+
 int
 find_config(char *conffile)
 {
@@ -923,14 +936,18 @@ main(int argc, char *argv[])
 	GtkWidget *shutter = GTK_WIDGET(gtk_builder_get_object(builder, "shutter"));
 	GtkWidget *switch_btn = GTK_WIDGET(gtk_builder_get_object(builder, "switch_camera"));
 	GtkWidget *settings_btn = GTK_WIDGET(gtk_builder_get_object(builder, "settings"));
+	GtkWidget *settings_back = GTK_WIDGET(gtk_builder_get_object(builder, "settings_back"));
 	GtkWidget *error_close = GTK_WIDGET(gtk_builder_get_object(builder, "error_close"));
 	preview = GTK_WIDGET(gtk_builder_get_object(builder, "preview"));
 	error_box = GTK_WIDGET(gtk_builder_get_object(builder, "error_box"));
 	error_message = GTK_WIDGET(gtk_builder_get_object(builder, "error_message"));
+	main_stack = GTK_WIDGET(gtk_builder_get_object(builder, "main_stack"));
 	g_signal_connect(window, "destroy", G_CALLBACK(gtk_main_quit), NULL);
 	g_signal_connect(shutter, "clicked", G_CALLBACK(on_shutter_clicked), NULL);
 	g_signal_connect(error_close, "clicked", G_CALLBACK(on_error_close_clicked), NULL);
 	g_signal_connect(switch_btn, "clicked", G_CALLBACK(on_camera_switch_clicked), NULL);
+	g_signal_connect(settings_btn, "clicked", G_CALLBACK(on_settings_btn_clicked), NULL);
+	g_signal_connect(settings_back, "clicked", G_CALLBACK(on_back_clicked), NULL);
 	g_signal_connect(preview, "draw", G_CALLBACK(preview_draw), NULL);
 	g_signal_connect(preview, "configure-event", G_CALLBACK(preview_configure), NULL);