From be1cf4044feb68339695e894bc776621b49cb07f Mon Sep 17 00:00:00 2001
From: Abdullah Tahiri <abdullah.tahiri.yo@gmail.com>
Date: Sun, 16 Apr 2017 22:39:00 +0200
Subject: [PATCH] Sketcher: Hide Internal Alignment Constraints

---
 .../Sketcher/Gui/TaskSketcherConstrains.cpp   | 17 ++++++++++++++-
 src/Mod/Sketcher/Gui/TaskSketcherConstrains.h |  1 +
 .../Sketcher/Gui/TaskSketcherConstrains.ui    | 21 +++++++++++++++++++
 3 files changed, 38 insertions(+), 1 deletion(-)

diff --git a/src/Mod/Sketcher/Gui/TaskSketcherConstrains.cpp b/src/Mod/Sketcher/Gui/TaskSketcherConstrains.cpp
index 0494dc8c36..e8c187e684 100644
--- a/src/Mod/Sketcher/Gui/TaskSketcherConstrains.cpp
+++ b/src/Mod/Sketcher/Gui/TaskSketcherConstrains.cpp
@@ -53,6 +53,7 @@
 #include <boost/bind.hpp>
 #include <Gui/Command.h>
 #include <Gui/MainWindow.h>
+#include <Gui/PrefWidgets.h>
 
 using namespace SketcherGui;
 using namespace Gui::TaskView;
@@ -547,17 +548,24 @@ TaskSketcherConstrains::TaskSketcherConstrains(ViewProviderSketch *sketchView)
         ui->listWidgetConstraints, SIGNAL(onUpdateDrivingStatus(QListWidgetItem *, bool)),
         this                     , SLOT  (on_listWidgetConstraints_updateDrivingStatus(QListWidgetItem *, bool))
        );
+    QObject::connect(
+        ui->filterInternalAlignment, SIGNAL(stateChanged(int)),
+        this                     , SLOT  (on_filterInternalAlignment_stateChanged(int))
+    );
 
     connectionConstraintsChanged = sketchView->signalConstraintsChanged.connect(
         boost::bind(&SketcherGui::TaskSketcherConstrains::slotConstraintsChanged, this));
 
     this->groupLayout()->addWidget(proxy);
 
+    this->ui->filterInternalAlignment->onRestore();
+
     slotConstraintsChanged();
 }
 
 TaskSketcherConstrains::~TaskSketcherConstrains()
 {
+    this->ui->filterInternalAlignment->onSave();
     connectionConstraintsChanged.disconnect();
     delete ui;
 }
@@ -610,6 +618,12 @@ void TaskSketcherConstrains::on_comboBoxFilter_currentIndexChanged(int)
     slotConstraintsChanged();
 }
 
+void TaskSketcherConstrains::on_filterInternalAlignment_stateChanged(int state)
+{
+    Q_UNUSED(state);
+    slotConstraintsChanged();
+}
+
 void TaskSketcherConstrains::on_listWidgetConstraints_emitCenterSelectedItems()
 {
     sketchView->centerSelection();
@@ -740,6 +754,7 @@ void TaskSketcherConstrains::slotConstraintsChanged(void)
         bool showDatums = (Filter < 3);
         bool showNamed = (Filter == 3 && !(constraint->Name.empty()));
         bool showNonDriving = (Filter == 4 && !constraint->isDriving);
+        bool hideInternalAligment = this->ui->filterInternalAlignment->isChecked();
 
         switch(constraint->Type) {
         case Sketcher::Horizontal:
@@ -762,7 +777,7 @@ void TaskSketcherConstrains::slotConstraintsChanged(void)
             visible = (showDatums || showNamed || showNonDriving);
             break;
         case Sketcher::InternalAlignment:
-            visible = (showNormal || showNamed);
+            visible = ((showNormal || showNamed) && !hideInternalAligment);
         default:
             break;
         }
diff --git a/src/Mod/Sketcher/Gui/TaskSketcherConstrains.h b/src/Mod/Sketcher/Gui/TaskSketcherConstrains.h
index e21c3a1c2e..3d33f18816 100644
--- a/src/Mod/Sketcher/Gui/TaskSketcherConstrains.h
+++ b/src/Mod/Sketcher/Gui/TaskSketcherConstrains.h
@@ -84,6 +84,7 @@ public Q_SLOTS:
     void on_listWidgetConstraints_itemChanged(QListWidgetItem * item);
     void on_listWidgetConstraints_updateDrivingStatus(QListWidgetItem *item, bool status);
     void on_listWidgetConstraints_emitCenterSelectedItems(void);
+    void on_filterInternalAlignment_stateChanged(int state);
 
 protected:
     void changeEvent(QEvent *e);
diff --git a/src/Mod/Sketcher/Gui/TaskSketcherConstrains.ui b/src/Mod/Sketcher/Gui/TaskSketcherConstrains.ui
index e344479f3b..03261fab4b 100644
--- a/src/Mod/Sketcher/Gui/TaskSketcherConstrains.ui
+++ b/src/Mod/Sketcher/Gui/TaskSketcherConstrains.ui
@@ -57,6 +57,22 @@
      </item>
     </layout>
    </item>
+   <item>
+    <widget class="Gui::PrefCheckBox" name="filterInternalAlignment">
+     <property name="text">
+      <string>Hide Internal Aligment</string>
+     </property>
+     <property name="checked">
+      <bool>true</bool>
+     </property>
+     <property name="prefEntry" stdset="0">
+      <cstring>HideInternalAlignment</cstring>
+     </property>
+     <property name="prefPath" stdset="0">
+      <cstring>Mod/Sketcher</cstring>
+     </property>
+    </widget>
+   </item>
    <item>
     <widget class="ConstraintView" name="listWidgetConstraints">
      <property name="modelColumn">
@@ -72,6 +88,11 @@
    <extends>QListWidget</extends>
    <header location="global">QListWidget</header>
   </customwidget>
+  <customwidget>
+   <class>Gui::PrefCheckBox</class>
+   <extends>QCheckBox</extends>
+   <header>Gui/PrefWidgets.h</header>
+  </customwidget>
  </customwidgets>
  <resources/>
  <connections/>