Use symbolic icons

camera.glade

@@ -87,7 +87,7 @@
                           <object class="GtkImage">
                             <property name="visible">True</property>
                             <property name="can-focus">False</property>
-                            <property name="stock">gtk-preferences</property>
+                            <property name="resource">/org/postmarketos/Megapixels/settings-symbolic.svg</property>
                           </object>
                         </child>
                       </object>
@@ -146,7 +146,7 @@
                           <object class="GtkImage">
                             <property name="visible">True</property>
                             <property name="can-focus">False</property>
-                            <property name="stock">gtk-open</property>
+                            <property name="resource">/org/postmarketos/Megapixels/folder-symbolic.svg</property>
                           </object>
                         </child>
                       </object>

folder-symbolic.svg

@@ -0,0 +1,36 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   width="16"
+   height="16"
+   version="1.1"
+   id="svg945">
+  <metadata
+     id="metadata951">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <defs
+     id="defs949" />
+  <path
+     d="M1 1a1 1 0 00-1 1v11s-.014.459.23.947C.476 14.436 1.168 15 2 15h12s.459.014.947-.23C15.436 14.525 16 13.833 16 13V6H3v7H2V6s0-1 1-1h11v-.832A1 1 0 0013 3H8.414L6.707 1.293A1 1 0 006 1z"
+     style="line-height:normal;font-variant-ligatures:normal;font-variant-position:normal;font-variant-caps:normal;font-variant-numeric:normal;font-variant-alternates:normal;font-feature-settings:normal;text-indent:0;text-align:start;text-decoration-line:none;text-decoration-style:solid;text-decoration-color:#000;text-transform:none;text-orientation:mixed;white-space:normal;shape-padding:0;isolation:auto;mix-blend-mode:normal;solid-color:#000;solid-opacity:1;fill-opacity:1;fill:#bebebe"
+     color="#000"
+     font-weight="400"
+     font-family="sans-serif"
+     overflow="visible"
+     fill="#2e3436"
+     fill-rule="evenodd"
+     id="path943" />
+</svg>

org.postmarketos.Megapixels.gresource.xml

@@ -5,5 +5,7 @@
     <file>camera.css</file>
     <file>switch-camera.svg</file>
     <file>shutter-button.svg</file>
+    <file>folder-symbolic.svg</file>
+    <file>settings-symbolic.svg</file>
   </gresource>
 </gresources>

settings-symbolic.svg

@@ -0,0 +1,31 @@
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
+   xmlns="http://www.w3.org/2000/svg"
+   width="16"
+   height="16"
+   version="1.1"
+   id="svg881">
+  <metadata
+     id="metadata887">
+    <rdf:RDF>
+      <cc:Work
+         rdf:about="">
+        <dc:format>image/svg+xml</dc:format>
+        <dc:type
+           rdf:resource="http://purl.org/dc/dcmitype/StillImage" />
+        <dc:title></dc:title>
+      </cc:Work>
+    </rdf:RDF>
+  </metadata>
+  <defs
+     id="defs885" />
+  <path
+     d="M7.502 1.019a.996.996 0 0 0-.998.998v.451a5.734 5.734 0 0 0-1.356.566l-.322-.322a.995.995 0 0 0-1.41 0l-.705.705a.995.995 0 0 0 0 1.41l.32.32a5.734 5.734 0 0 0-.56 1.358h-.454a.995.995 0 0 0-.998.996V8.5c0 .553.446.996.998.996h.45a5.734 5.734 0 0 0 .566 1.356l-.322.322a.995.995 0 0 0 0 1.41l.705.705c.39.391 1.02.391 1.41 0l.32-.32a5.734 5.734 0 0 0 1.358.56v.456c0 .552.445.996.998.996h.996a.995.995 0 0 0 .998-.996v-.451a5.734 5.734 0 0 0 1.355-.567l.323.322c.39.391 1.02.391 1.41 0l.705-.705a.995.995 0 0 0 0-1.41l-.32-.32a5.734 5.734 0 0 0 .56-1.358h.453a.995.995 0 0 0 .998-.996v-.998a.995.995 0 0 0-.998-.996h-.449a5.734 5.734 0 0 0-.566-1.355l.322-.323a.995.995 0 0 0 0-1.41l-.705-.705a.995.995 0 0 0-1.41 0l-.32.32a5.734 5.734 0 0 0-1.358-.56v-.455a.996.996 0 0 0-.998-.998zm.515 3.976a3 3 0 0 1 3 3 3 3 0 0 1-3 3 3 3 0 0 1-3-3 3 3 0 0 1 3-3z"
+     style="marker:none;fill-opacity:1;fill:#bebebe"
+     fill="#2e3436"
+     id="path879" />
+</svg>