[FEATURE] allows to store SQL queries in the DB manager

qgis · Apr 24, 2013 · 6bd1b78 · 6bd1b78
1 parent 17613e8
commit 6bd1b78
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Showing 2 changed files with 91 additions and 7 deletions.
diff --git a/python/plugins/db_manager/dlg_sql_window.py b/python/plugins/db_manager/dlg_sql_window.py
@@ -24,6 +24,7 @@
 
 from PyQt4.QtCore import *
 from PyQt4.QtGui import *
+from qgis.core import *
 
 from .db_plugins.plugin import BaseError
 from .dlg_db_error import DlgDbError
@@ -61,6 +62,12 @@ def __init__(self, iface, db, parent=None):
     self.connect(self.btnClear, SIGNAL("clicked()"), self.clearSql)
     self.connect(self.buttonBox.button(QDialogButtonBox.Close), SIGNAL("clicked()"), self.close)
 
+
+    self.connect(self.presetStore, SIGNAL("clicked()"), self.storePreset)
+    self.connect(self.presetDelete, SIGNAL("clicked()"), self.deletePreset)
+    self.connect(self.presetCombo, SIGNAL("activated(QString)"), self.loadPreset)
+    self.connect(self.presetCombo, SIGNAL("activated(QString)"), self.presetName.setText)
+
     # hide the load query as layer if feature is not supported
     self._loadAsLayerAvailable = self.db.connector.hasCustomQuerySupport()
     self.loadAsLayerGroup.setVisible( self._loadAsLayerAvailable )
@@ -71,6 +78,46 @@ def __init__(self, iface, db, parent=None):
       self.connect(self.loadAsLayerGroup, SIGNAL("toggled(bool)"), self.loadAsLayerToggled)
       self.loadAsLayerToggled(False)
 
+  def showEvent(self, event):
+    QDialog.showEvent(self, event)
+    self.updatePresetsCombobox()
+
+
+
+  def updatePresetsCombobox(self):
+    entries = QgsProject.instance().subkeyList('DBManager','savedQueries')
+    self.presetCombo.clear()
+    names = []
+    for entry in entries:
+      name = QgsProject.instance().readEntry('DBManager','savedQueries/'+entry+'/name' )[0]
+      names.append( name )
+
+    names.sort()
+
+    for name in names:
+      self.presetCombo.addItem(name)
+
+  def storePreset(self):
+    query = self.editSql.toPlainText()
+    name = self.presetName.text()
+    QgsProject.instance().writeEntry('DBManager','savedQueries/q'+str(name.__hash__())+'/name', name )
+    QgsProject.instance().writeEntry('DBManager','savedQueries/q'+str(name.__hash__())+'/query', query )
+    index = self.presetCombo.findText(name)
+    if index == -1:
+      self.presetCombo.addItem(name)
+      self.presetCombo.setCurrentIndex(self.presetCombo.count()-1)
+    else:
+      self.presetCombo.setCurrentIndex(index)
+
+  def deletePreset(self):
+    name = self.presetCombo.currentText()
+    QgsProject.instance().removeEntry('DBManager','savedQueries/q'+str(name.__hash__()) )
+    self.presetCombo.removeItem( self.presetCombo.findText(name) )
+    self.presetCombo.setCurrentIndex(-1)
+  def loadPreset(self, name):
+    query = QgsProject.instance().readEntry('DBManager','savedQueries/q'+str(name.__hash__())+'/query' )[0]
+    name = QgsProject.instance().readEntry('DBManager','savedQueries/q'+str(name.__hash__())+'/name' )[0]
+    self.editSql.setText(query)
 
   def closeEvent(self, e):
     """ save window state """

diff --git a/python/plugins/db_manager/ui/DlgSqlWindow.ui b/python/plugins/db_manager/ui/DlgSqlWindow.ui
@@ -22,11 +22,48 @@
      <widget class="QWidget" name="layoutWidget">
       <layout class="QVBoxLayout" name="verticalLayout_2">
        <item>
-        <widget class="QLabel" name="label">
-         <property name="text">
-          <string>SQL query:</string>
-         </property>
-        </widget>
+        <layout class="QHBoxLayout" name="horizontalLayout">
+         <item>
+          <widget class="QLabel" name="label">
+           <property name="text">
+            <string>SQL query:</string>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <spacer name="horizontalSpacer">
+           <property name="orientation">
+            <enum>Qt::Horizontal</enum>
+           </property>
+           <property name="sizeHint" stdset="0">
+            <size>
+             <width>40</width>
+             <height>20</height>
+            </size>
+           </property>
+          </spacer>
+         </item>
+         <item>
+          <widget class="QLineEdit" name="presetName"/>
+         </item>
+         <item>
+          <widget class="QComboBox" name="presetCombo"/>
+         </item>
+         <item>
+          <widget class="QPushButton" name="presetStore">
+           <property name="text">
+            <string>Store</string>
+           </property>
+          </widget>
+         </item>
+         <item>
+          <widget class="QPushButton" name="presetDelete">
+           <property name="text">
+            <string>Delete</string>
+           </property>
+          </widget>
+         </item>
+        </layout>
        </item>
        <item>
         <widget class="CompletionTextEdit" name="editSql">
@@ -40,8 +77,8 @@
           <string notr="true">&lt;!DOCTYPE HTML PUBLIC &quot;-//W3C//DTD HTML 4.0//EN&quot; &quot;http://www.w3.org/TR/REC-html40/strict.dtd&quot;&gt;
 &lt;html&gt;&lt;head&gt;&lt;meta name=&quot;qrichtext&quot; content=&quot;1&quot; /&gt;&lt;style type=&quot;text/css&quot;&gt;
 p, li { white-space: pre-wrap; }
-&lt;/style&gt;&lt;/head&gt;&lt;body style=&quot; font-family:'Ubuntu'; font-size:11pt; font-weight:400; font-style:normal;&quot;&gt;
-&lt;p style=&quot;-qt-paragraph-type:empty; margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;&quot;&gt;&lt;br /&gt;&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
+&lt;/style&gt;&lt;/head&gt;&lt;body style=&quot; font-family:'MS Shell Dlg 2'; font-size:7.8pt; font-weight:400; font-style:normal;&quot;&gt;
+&lt;p style=&quot; margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px; -qt-block-indent:0; text-indent:0px;&quot;&gt;&lt;span style=&quot; font-family:'Ubuntu'; font-size:11pt;&quot;&gt;&lt;br /&gt;&lt;/span&gt;&lt;/p&gt;&lt;/body&gt;&lt;/html&gt;</string>
          </property>
         </widget>
        </item>