Adds color theming, adds automatic color theming with dark/light themes

1 files changed, 358 insertions, 156 deletions

diff --git a/settingsdialog.ui b/settingsdialog.ui
index 935636a..1249b06 100644
--- a/settingsdialog.ui
+++ b/settingsdialog.ui
@@ -6,7 +6,7 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>640</width>
+    <width>800</width>
     <height>480</height>
    </rect>
   </property>
@@ -23,217 +23,419 @@
       <attribute name="title">
        <string>Style</string>
       </attribute>
-      <layout class="QFormLayout" name="formLayout">
-       <item row="0" column="0">
-        <widget class="QLabel" name="label">
-         <property name="text">
-          <string>Standard Font</string>
+      <layout class="QHBoxLayout" name="horizontalLayout_23">
+       <item>
+        <layout class="QFormLayout" name="formLayout_3">
+         <property name="leftMargin">
+          <number>5</number>
          </property>
-        </widget>
-       </item>
-       <item row="0" column="1">
-        <layout class="QHBoxLayout" name="horizontalLayout">
-         <item>
-          <widget class="QLabel" name="std_preview">
+         <item row="0" column="1">
+          <layout class="QHBoxLayout" name="horizontalLayout_13">
+           <item>
+            <widget class="QLabel" name="bg_preview">
+             <property name="text">
+              <string>&amp;nbsp;</string>
+             </property>
+             <property name="textFormat">
+              <enum>Qt::MarkdownText</enum>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="QToolButton" name="bg_change_color">
+             <property name="text">
+              <string/>
+             </property>
+             <property name="icon">
+              <iconset resource="icons.qrc">
+               <normaloff>:/icons/palette.svg</normaloff>:/icons/palette.svg</iconset>
+             </property>
+            </widget>
+           </item>
+          </layout>
+         </item>
+         <item row="0" column="0">
+          <widget class="QLabel" name="label_2">
            <property name="text">
-            <string>This text will be displayed for normal text.</string>
+            <string>Background Color</string>
            </property>
           </widget>
          </item>
-         <item>
-          <widget class="QToolButton" name="std_change_font">
+         <item row="1" column="0">
+          <widget class="QLabel" name="label">
            <property name="text">
-            <string/>
-           </property>
-           <property name="icon">
-            <iconset resource="icons.qrc">
-             <normaloff>:/icons/format-font.svg</normaloff>:/icons/format-font.svg</iconset>
+            <string>Standard Font</string>
            </property>
           </widget>
          </item>
-         <item>
-          <widget class="QToolButton" name="std_change_color">
+         <item row="1" column="1">
+          <layout class="QHBoxLayout" name="horizontalLayout_14">
+           <item>
+            <widget class="QLabel" name="std_preview">
+             <property name="frameShape">
+              <enum>QFrame::NoFrame</enum>
+             </property>
+             <property name="text">
+              <string>This text will be displayed for normal text.</string>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="QToolButton" name="std_change_font">
+             <property name="text">
+              <string/>
+             </property>
+             <property name="icon">
+              <iconset resource="icons.qrc">
+               <normaloff>:/icons/format-font.svg</normaloff>:/icons/format-font.svg</iconset>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="QToolButton" name="std_change_color">
+             <property name="text">
+              <string/>
+             </property>
+             <property name="icon">
+              <iconset resource="icons.qrc">
+               <normaloff>:/icons/palette.svg</normaloff>:/icons/palette.svg</iconset>
+             </property>
+            </widget>
+           </item>
+          </layout>
+         </item>
+         <item row="2" column="0">
+          <widget class="QLabel" name="label_3">
            <property name="text">
-            <string/>
-           </property>
-           <property name="icon">
-            <iconset resource="icons.qrc">
-             <normaloff>:/icons/palette.svg</normaloff>:/icons/palette.svg</iconset>
+            <string>Preformatted Font</string>
            </property>
           </widget>
          </item>
-        </layout>
-       </item>
-       <item row="1" column="0">
-        <widget class="QLabel" name="label">
-         <property name="text">
-          <string>Preformatted Font</string>
-         </property>
-        </widget>
-       </item>
-       <item row="1" column="1">
-        <layout class="QHBoxLayout" name="horizontalLayout">
-         <item>
-          <widget class="QLabel" name="pre_preview">
+         <item row="2" column="1">
+          <layout class="QHBoxLayout" name="horizontalLayout_15">
+           <item>
+            <widget class="QLabel" name="pre_preview">
+             <property name="frameShape">
+              <enum>QFrame::NoFrame</enum>
+             </property>
+             <property name="text">
+              <string>This text will be displayed for preformatted text.</string>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="QToolButton" name="pre_change_font">
+             <property name="text">
+              <string/>
+             </property>
+             <property name="icon">
+              <iconset resource="icons.qrc">
+               <normaloff>:/icons/format-font.svg</normaloff>:/icons/format-font.svg</iconset>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="QToolButton" name="pre_change_color">
+             <property name="text">
+              <string/>
+             </property>
+             <property name="icon">
+              <iconset resource="icons.qrc">
+               <normaloff>:/icons/palette.svg</normaloff>:/icons/palette.svg</iconset>
+             </property>
+            </widget>
+           </item>
+          </layout>
+         </item>
+         <item row="3" column="0">
+          <widget class="QLabel" name="label_4">
            <property name="text">
-            <string>This text will be displayed for normal text.</string>
+            <string>H1 Font</string>
            </property>
           </widget>
          </item>
-         <item>
-          <widget class="QToolButton" name="pre_change_font">
+         <item row="3" column="1">
+          <layout class="QHBoxLayout" name="horizontalLayout_16">
+           <item>
+            <widget class="QLabel" name="h1_preview">
+             <property name="frameShape">
+              <enum>QFrame::NoFrame</enum>
+             </property>
+             <property name="text">
+              <string>This text will be displayed for a level 1 heading.</string>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="QToolButton" name="h1_change_font">
+             <property name="text">
+              <string/>
+             </property>
+             <property name="icon">
+              <iconset resource="icons.qrc">
+               <normaloff>:/icons/format-font.svg</normaloff>:/icons/format-font.svg</iconset>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="QToolButton" name="h1_change_color">
+             <property name="text">
+              <string/>
+             </property>
+             <property name="icon">
+              <iconset resource="icons.qrc">
+               <normaloff>:/icons/palette.svg</normaloff>:/icons/palette.svg</iconset>
+             </property>
+            </widget>
+           </item>
+          </layout>
+         </item>
+         <item row="4" column="0">
+          <widget class="QLabel" name="label_5">
            <property name="text">
-            <string/>
-           </property>
-           <property name="icon">
-            <iconset resource="icons.qrc">
-             <normaloff>:/icons/format-font.svg</normaloff>:/icons/format-font.svg</iconset>
+            <string>H2 Font</string>
            </property>
           </widget>
          </item>
-         <item>
-          <widget class="QToolButton" name="pre_change_color">
+         <item row="4" column="1">
+          <layout class="QHBoxLayout" name="horizontalLayout_18">
+           <item>
+            <widget class="QLabel" name="h2_preview">
+             <property name="frameShape">
+              <enum>QFrame::NoFrame</enum>
+             </property>
+             <property name="text">
+              <string>This text will be displayed for a level 2 heading.</string>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="QToolButton" name="h2_change_font">
+             <property name="text">
+              <string/>
+             </property>
+             <property name="icon">
+              <iconset resource="icons.qrc">
+               <normaloff>:/icons/format-font.svg</normaloff>:/icons/format-font.svg</iconset>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="QToolButton" name="h2_change_color">
+             <property name="text">
+              <string/>
+             </property>
+             <property name="icon">
+              <iconset resource="icons.qrc">
+               <normaloff>:/icons/palette.svg</normaloff>:/icons/palette.svg</iconset>
+             </property>
+            </widget>
+           </item>
+          </layout>
+         </item>
+         <item row="5" column="0">
+          <widget class="QLabel" name="label_6">
            <property name="text">
-            <string/>
-           </property>
-           <property name="icon">
-            <iconset resource="icons.qrc">
-             <normaloff>:/icons/palette.svg</normaloff>:/icons/palette.svg</iconset>
+            <string>H3 Font</string>
            </property>
           </widget>
          </item>
-        </layout>
-       </item>
-       <item row="2" column="0">
-        <widget class="QLabel" name="label">
-         <property name="text">
-          <string>H1 Font</string>
-         </property>
-        </widget>
-       </item>
-       <item row="2" column="1">
-        <layout class="QHBoxLayout" name="horizontalLayout">
-         <item>
-          <widget class="QLabel" name="h1_preview">
+         <item row="5" column="1">
+          <layout class="QHBoxLayout" name="horizontalLayout_19">
+           <item>
+            <widget class="QLabel" name="h3_preview">
+             <property name="styleSheet">
+              <string notr="true">border: 1px solid black;</string>
+             </property>
+             <property name="frameShape">
+              <enum>QFrame::NoFrame</enum>
+             </property>
+             <property name="text">
+              <string>This text will be displayed for a level 3 heading.</string>
+             </property>
+             <property name="textFormat">
+              <enum>Qt::PlainText</enum>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="QToolButton" name="h3_change_font">
+             <property name="text">
+              <string/>
+             </property>
+             <property name="icon">
+              <iconset resource="icons.qrc">
+               <normaloff>:/icons/format-font.svg</normaloff>:/icons/format-font.svg</iconset>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="QToolButton" name="h3_change_color">
+             <property name="text">
+              <string/>
+             </property>
+             <property name="icon">
+              <iconset resource="icons.qrc">
+               <normaloff>:/icons/palette.svg</normaloff>:/icons/palette.svg</iconset>
+             </property>
+            </widget>
+           </item>
+          </layout>
+         </item>
+         <item row="6" column="0">
+          <widget class="QLabel" name="label_7">
            <property name="text">
-            <string>This text will be displayed for a level 1 heading.</string>
+            <string>Local Link Color</string>
            </property>
           </widget>
          </item>
-         <item>
-          <widget class="QToolButton" name="h1_change_font">
+         <item row="7" column="0">
+          <widget class="QLabel" name="label_8">
            <property name="text">
-            <string/>
-           </property>
-           <property name="icon">
-            <iconset resource="icons.qrc">
-             <normaloff>:/icons/format-font.svg</normaloff>:/icons/format-font.svg</iconset>
+            <string>Foreign Link Color</string>
            </property>
           </widget>
          </item>
-         <item>
-          <widget class="QToolButton" name="h1_change_color">
+         <item row="8" column="0">
+          <widget class="QLabel" name="label_9">
            <property name="text">
-            <string/>
-           </property>
-           <property name="icon">
-            <iconset resource="icons.qrc">
-             <normaloff>:/icons/palette.svg</normaloff>:/icons/palette.svg</iconset>
+            <string>Cross-Scheme-Color</string>
            </property>
           </widget>
          </item>
-        </layout>
-       </item>
-       <item row="3" column="0">
-        <widget class="QLabel" name="label">
-         <property name="text">
-          <string>H2 Font</string>
-         </property>
-        </widget>
-       </item>
-       <item row="3" column="1">
-        <layout class="QHBoxLayout" name="horizontalLayout">
-         <item>
-          <widget class="QLabel" name="h2_preview">
+         <item row="9" column="0">
+          <widget class="QLabel" name="label_10">
            <property name="text">
-            <string>This text will be displayed for a level 2 heading.</string>
+            <string>Local Link Prefix</string>
            </property>
           </widget>
          </item>
-         <item>
-          <widget class="QToolButton" name="h2_change_font">
+         <item row="10" column="0">
+          <widget class="QLabel" name="label_11">
            <property name="text">
-            <string/>
-           </property>
-           <property name="icon">
-            <iconset resource="icons.qrc">
-             <normaloff>:/icons/format-font.svg</normaloff>:/icons/format-font.svg</iconset>
+            <string>Extern Link Prefix</string>
            </property>
           </widget>
          </item>
-         <item>
-          <widget class="QToolButton" name="h2_change_color">
+         <item row="10" column="1">
+          <widget class="QLineEdit" name="link_foreign_prefix">
            <property name="text">
-            <string/>
-           </property>
-           <property name="icon">
-            <iconset resource="icons.qrc">
-             <normaloff>:/icons/palette.svg</normaloff>:/icons/palette.svg</iconset>
+            <string>⇒ </string>
            </property>
           </widget>
          </item>
-        </layout>
-       </item>
-       <item row="4" column="0">
-        <widget class="QLabel" name="label">
-         <property name="text">
-          <string>H3 Font</string>
-         </property>
-        </widget>
-       </item>
-       <item row="4" column="1">
-        <layout class="QHBoxLayout" name="horizontalLayout">
-         <item>
-          <widget class="QLabel" name="h3_preview">
+         <item row="9" column="1">
+          <widget class="QLineEdit" name="link_local_prefix">
            <property name="text">
-            <string>This text will be displayed for a level 3 heading.</string>
-           </property>
-           <property name="textFormat">
-            <enum>Qt::PlainText</enum>
+            <string>→ </string>
            </property>
           </widget>
          </item>
-         <item>
-          <widget class="QToolButton" name="h3_change_font">
+         <item row="6" column="1">
+          <layout class="QHBoxLayout" name="horizontalLayout_20">
+           <item>
+            <widget class="QLabel" name="link_local_preview">
+             <property name="text">
+              <string>This is a local reference</string>
+             </property>
+             <property name="textFormat">
+              <enum>Qt::MarkdownText</enum>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="QToolButton" name="link_local_change_color">
+             <property name="text">
+              <string/>
+             </property>
+             <property name="icon">
+              <iconset resource="icons.qrc">
+               <normaloff>:/icons/palette.svg</normaloff>:/icons/palette.svg</iconset>
+             </property>
+            </widget>
+           </item>
+          </layout>
+         </item>
+         <item row="7" column="1">
+          <layout class="QHBoxLayout" name="horizontalLayout_21">
+           <item>
+            <widget class="QLabel" name="link_foreign_preview">
+             <property name="text">
+              <string>This is a foreign reference</string>
+             </property>
+             <property name="textFormat">
+              <enum>Qt::MarkdownText</enum>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="QToolButton" name="link_foreign_change_color">
+             <property name="text">
+              <string/>
+             </property>
+             <property name="icon">
+              <iconset resource="icons.qrc">
+               <normaloff>:/icons/palette.svg</normaloff>:/icons/palette.svg</iconset>
+             </property>
+            </widget>
+           </item>
+          </layout>
+         </item>
+         <item row="8" column="1">
+          <layout class="QHBoxLayout" name="horizontalLayout_22">
+           <item>
+            <widget class="QLabel" name="link_cross_preview">
+             <property name="text">
+              <string>This reference is cross-scheme</string>
+             </property>
+             <property name="textFormat">
+              <enum>Qt::MarkdownText</enum>
+             </property>
+            </widget>
+           </item>
+           <item>
+            <widget class="QToolButton" name="link_cross_change_color">
+             <property name="text">
+              <string/>
+             </property>
+             <property name="icon">
+              <iconset resource="icons.qrc">
+               <normaloff>:/icons/palette.svg</normaloff>:/icons/palette.svg</iconset>
+             </property>
+            </widget>
+           </item>
+          </layout>
+         </item>
+         <item row="11" column="0">
+          <widget class="QLabel" name="label_12">
            <property name="text">
-            <string/>
-           </property>
-           <property name="icon">
-            <iconset resource="icons.qrc">
-             <normaloff>:/icons/format-font.svg</normaloff>:/icons/format-font.svg</iconset>
+            <string>Auto-Theme Generation</string>
            </property>
           </widget>
          </item>
+         <item row="11" column="1">
+          <widget class="QComboBox" name="auto_theme"/>
+         </item>
+        </layout>
+       </item>
+       <item>
+        <layout class="QVBoxLayout" name="verticalLayout_2">
          <item>
-          <widget class="QToolButton" name="h3_change_color">
-           <property name="text">
-            <string/>
+          <widget class="QTextBrowser" name="style_preview">
+           <property name="openLinks">
+            <bool>false</bool>
            </property>
-           <property name="icon">
-            <iconset resource="icons.qrc">
-             <normaloff>:/icons/palette.svg</normaloff>:/icons/palette.svg</iconset>
+          </widget>
+         </item>
+         <item>
+          <widget class="QLineEdit" name="preview_url">
+           <property name="placeholderText">
+            <string>host.name</string>
            </property>
           </widget>
          </item>
         </layout>
        </item>
-       <item row="5" column="1">
-        <widget class="QTextBrowser" name="style_preview">
-         <property name="openLinks">
-          <bool>false</bool>
-         </property>
-        </widget>
-       </item>
       </layout>
      </widget>
      <widget class="QWidget" name="generic">
@@ -261,32 +463,32 @@
  <connections>
   <connection>
    <sender>buttonBox</sender>
-   <signal>accepted()</signal>
+   <signal>rejected()</signal>
    <receiver>SettingsDialog</receiver>
-   <slot>accept()</slot>
+   <slot>reject()</slot>
    <hints>
     <hint type="sourcelabel">
-     <x>257</x>
+     <x>325</x>
      <y>470</y>
     </hint>
     <hint type="destinationlabel">
-     <x>157</x>
+     <x>286</x>
      <y>274</y>
     </hint>
    </hints>
   </connection>
   <connection>
    <sender>buttonBox</sender>
-   <signal>rejected()</signal>
+   <signal>accepted()</signal>
    <receiver>SettingsDialog</receiver>
-   <slot>reject()</slot>
+   <slot>accept()</slot>
    <hints>
     <hint type="sourcelabel">
-     <x>325</x>
+     <x>257</x>
      <y>470</y>
     </hint>
     <hint type="destinationlabel">
-     <x>286</x>
+     <x>157</x>
      <y>274</y>
     </hint>
    </hints>