From f20e28d98fd626cc86977bd801ac540920464eb3 Mon Sep 17 00:00:00 2001
From: Denis Rouzaud <denis.rouzaud@gmail.com>
Date: Wed, 1 Jun 2016 11:54:57 +0200
Subject: [PATCH] allow to hide/show all columns in attribute table config

---
 .../qgsorganizetablecolumnsdialog.sip         | 11 +++++
 .../qgsorganizetablecolumnsdialog.cpp         | 27 ++++++++++++
 .../qgsorganizetablecolumnsdialog.h           | 12 ++++++
 src/ui/qgsorganizetablecolumnsdialog.ui       | 41 +++++++++++++++----
 4 files changed, 84 insertions(+), 7 deletions(-)

diff --git a/python/gui/attributetable/qgsorganizetablecolumnsdialog.sip b/python/gui/attributetable/qgsorganizetablecolumnsdialog.sip
index 43db7c84737..85ab33bfa84 100644
--- a/python/gui/attributetable/qgsorganizetablecolumnsdialog.sip
+++ b/python/gui/attributetable/qgsorganizetablecolumnsdialog.sip
@@ -23,4 +23,15 @@ class QgsOrganizeTableColumnsDialog : QDialog
      * Get the updated configuration
      */
     QgsAttributeTableConfig config() const;
+    
+  public slots:
+    /**
+     * showAll checks all the  fields to show them all in the attribute table
+     */
+    void showAll();
+
+    /**
+     * hideAll unchecks all the fields to hide them all in the attribute table
+     */
+    void hideAll();    
 };
diff --git a/src/gui/attributetable/qgsorganizetablecolumnsdialog.cpp b/src/gui/attributetable/qgsorganizetablecolumnsdialog.cpp
index 72f89b147b2..6be4d513501 100644
--- a/src/gui/attributetable/qgsorganizetablecolumnsdialog.cpp
+++ b/src/gui/attributetable/qgsorganizetablecolumnsdialog.cpp
@@ -45,6 +45,10 @@ QgsOrganizeTableColumnsDialog::QgsOrganizeTableColumnsDialog( const QgsVectorLay
     : QDialog( parent, flags )
 {
   setupUi( this );
+
+  connect( mShowAllButton, SIGNAL( clicked( bool ) ), this, SLOT( showAll() ) );
+  connect( mHideAllButton, SIGNAL( clicked( bool ) ), this, SLOT( hideAll() ) );
+
   if ( vl )
   {
     mConfig = vl->attributeTableConfig();
@@ -86,6 +90,13 @@ QgsOrganizeTableColumnsDialog::QgsOrganizeTableColumnsDialog( const QgsVectorLay
     }
   }
 
+  if ( !vl || mConfig.columns().count() < 7 )
+  {
+    mShowAllButton->hide();
+    mHideAllButton->hide();
+  }
+
+
   QSettings settings;
   restoreGeometry( settings.value( "/Windows/QgsOrganizeTableColumnsDialog/geometry" ).toByteArray() );
 }
@@ -114,3 +125,19 @@ QgsAttributeTableConfig QgsOrganizeTableColumnsDialog::config() const
   config.setColumns( columns );
   return config;
 }
+
+void QgsOrganizeTableColumnsDialog::showAll()
+{
+  for ( int i = 0 ; i < mFieldsList->count() ; i++ )
+  {
+    mFieldsList->item( i )->setCheckState( Qt::Checked );
+  }
+}
+
+void QgsOrganizeTableColumnsDialog::hideAll()
+{
+  for ( int i = 0 ; i < mFieldsList->count() ; i++ )
+  {
+    mFieldsList->item( i )->setCheckState( Qt::Unchecked );
+  }
+}
diff --git a/src/gui/attributetable/qgsorganizetablecolumnsdialog.h b/src/gui/attributetable/qgsorganizetablecolumnsdialog.h
index 51cd866cd56..2b6eafa6acc 100644
--- a/src/gui/attributetable/qgsorganizetablecolumnsdialog.h
+++ b/src/gui/attributetable/qgsorganizetablecolumnsdialog.h
@@ -48,8 +48,20 @@ class GUI_EXPORT QgsOrganizeTableColumnsDialog : public QDialog, private Ui::Qgs
      */
     QgsAttributeTableConfig config() const;
 
+  public slots:
+    /**
+     * showAll checks all the  fields to show them all in the attribute table
+     */
+    void showAll();
+
+    /**
+     * hideAll unchecks all the fields to hide them all in the attribute table
+     */
+    void hideAll();
+
   private:
     QgsAttributeTableConfig mConfig;
+
 };
 
 #endif
diff --git a/src/ui/qgsorganizetablecolumnsdialog.ui b/src/ui/qgsorganizetablecolumnsdialog.ui
index abcefedacc0..e57343312d0 100644
--- a/src/ui/qgsorganizetablecolumnsdialog.ui
+++ b/src/ui/qgsorganizetablecolumnsdialog.ui
@@ -13,8 +13,25 @@
   <property name="windowTitle">
    <string>Filter table column</string>
   </property>
-  <layout class="QVBoxLayout" name="verticalLayout">
-   <item>
+  <layout class="QGridLayout" name="gridLayout">
+   <item row="2" column="3">
+    <widget class="QDialogButtonBox" name="buttonBox">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+     <property name="standardButtons">
+      <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
+     </property>
+    </widget>
+   </item>
+   <item row="2" column="0">
+    <widget class="QPushButton" name="mShowAllButton">
+     <property name="text">
+      <string>select all</string>
+     </property>
+    </widget>
+   </item>
+   <item row="0" column="0" colspan="4">
     <widget class="QListWidget" name="mFieldsList">
      <property name="dragDropMode">
       <enum>QAbstractItemView::DragDrop</enum>
@@ -24,15 +41,25 @@
      </property>
     </widget>
    </item>
-   <item>
-    <widget class="QDialogButtonBox" name="buttonBox">
+   <item row="2" column="1">
+    <widget class="QPushButton" name="mHideAllButton">
+     <property name="text">
+      <string>unselect all</string>
+     </property>
+    </widget>
+   </item>
+   <item row="2" column="2">
+    <spacer name="horizontalSpacer">
      <property name="orientation">
       <enum>Qt::Horizontal</enum>
      </property>
-     <property name="standardButtons">
-      <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
+     <property name="sizeHint" stdset="0">
+      <size>
+       <width>40</width>
+       <height>20</height>
+      </size>
      </property>
-    </widget>
+    </spacer>
    </item>
   </layout>
  </widget>