Move plugin to his self toolbar

    0.9 (09.11.2020)
        - Move plugin to his self toolbar

CHANGELOG

@@ -1,3 +1,6 @@
+0.9 (09.11.2020)
+- Move plugin to his self toolbar
+
 0.8 (23.05.2020)
 - fix import resources
 

generalizer.py

@@ -34,28 +34,165 @@
 from .resources import *
 # Import the code for the dialog
 from .generalizerdialog import generalizerDialog, getLayersNames
+import os.path
 
-class generalizer(object):
+
+class generalizer:
 
     def __init__(self, iface):
         # Save reference to the QGIS interface
         self.iface = iface
+
+        self.canvas = iface.mapCanvas()
+
+        # initialize plugin directory
+        self.plugin_dir = os.path.dirname(__file__)
+
+        # Declare instance attributes
+        self.actions = []
+        self.menu = self.tr(u'&Generalizer')
+        # TODO: We are going to let the user set this up in a future iteration
+        self.toolbar = self.iface.addToolBar(u'Generalizer')
+        self.toolbar.setObjectName(u'Generalizer')
+
+        #print "** INITIALIZING Generalizer"
+
+        self.pluginIsActive = False
+        self.dockwidget = None
+
+        self.output_layer = None
+
+    # noinspection PyMethodMayBeStatic
+    def tr(self, message):
+        """Get the translation for a string using Qt translation API.
+
+        We implement this ourselves since we do not inherit QObject.
+
+        :param message: String for translation.
+        :type message: str, QString
+
+        :returns: Translated version of message.
+        :rtype: QString
+        """
+        # noinspection PyTypeChecker,PyArgumentList,PyCallByClass
+        return QCoreApplication.translate('Generalizer', message)
+
+    def add_action(
+        self,
+        icon_path,
+        text,
+        callback,
+        enabled_flag=True,
+        add_to_menu=True,
+        add_to_toolbar=True,
+        status_tip=None,
+        whats_this=None,
+        parent=None):
+        """Add a toolbar icon to the toolbar.
+
+        :param icon_path: Path to the icon for this action. Can be a resource
+            path (e.g. ':/plugins/foo/bar.png') or a normal file system path.
+        :type icon_path: str
+
+        :param text: Text that should be shown in menu items for this action.
+        :type text: str
+
+        :param callback: Function to be called when the action is triggered.
+        :type callback: function
+
+        :param enabled_flag: A flag indicating if the action should be enabled
+            by default. Defaults to True.
+        :type enabled_flag: bool
+
+        :param add_to_menu: Flag indicating whether the action should also
+            be added to the menu. Defaults to True.
+        :type add_to_menu: bool
+
+        :param add_to_toolbar: Flag indicating whether the action should also
+            be added to the toolbar. Defaults to True.
+        :type add_to_toolbar: bool
+
+        :param status_tip: Optional text to show in a popup when mouse pointer
+            hovers over the action.
+        :type status_tip: str
+
+        :param parent: Parent widget for the new action. Defaults None.
+        :type parent: QWidget
+
+        :param whats_this: Optional text to show in the status bar when the
+            mouse pointer hovers over the action.
+
+        :returns: The action that was created. Note that the action is also
+            added to self.actions list.
+        :rtype: QAction
+        """
+
+        icon = QIcon(icon_path)
+        text = "Generalizer"
+        action = QAction(icon, text, parent)
+        action.triggered.connect(callback)
+        action.setEnabled(enabled_flag)
+
+        if status_tip is not None:
+            action.setStatusTip(status_tip)
+
+        if whats_this is not None:
+            action.setWhatsThis(whats_this)
+
+        if add_to_toolbar:
+            self.toolbar.addAction(action)
+
+        if add_to_menu:
+            self.iface.addPluginToVectorMenu(
+                self.menu,
+                action)
+
+        self.actions.append(action)
+
+        return action
+
 
     def initGui(self):
-        # Create action that will start plugin configuration
-        self.action = QAction(QIcon(":/plugins/generalizer/icon.png"), \
-            "Generalizer", self.iface.mainWindow())
-        # connect the action to the run method
-        self.action.triggered.connect( self.run )
+        """Create the menu entries and toolbar icons inside the QGIS GUI."""
+
+        icon_path = ':/plugins/Generalizer3/icon.png'
+        self.add_action(
+            icon_path,
+            text=self.tr(u''),
+            callback=self.run,
+            parent=self.iface.mainWindow())
+
+    #--------------------------------------------------------------------------
+
+    def onClosePlugin(self):
+        """Cleanup necessary items here when plugin dockwidget is closed"""
+
+        #print "** CLOSING Generalizer"
+
+        # disconnects
+        self.dockwidget.closingPlugin.disconnect(self.onClosePlugin)
+
+        # remove this statement if dockwidget is to remain
+        # for reuse if plugin is reopened
+        # Commented next statement since it causes QGIS crashe
+        # when closing the docked window:
+        # self.dockwidget = None
+
+        self.pluginIsActive = False
 
-        # Add toolbar button and menu item
-        self.iface.addToolBarIcon(self.action)
-        self.iface.addPluginToMenu("&Generalizer", self.action)
 
     def unload(self):
-        # Remove the plugin menu item and icon
-        self.iface.removePluginMenu("&Generalizer",self.action)
-        self.iface.removeToolBarIcon(self.action)
+        """Removes the plugin menu item and icon from QGIS GUI."""
+
+        #print "** UNLOAD Generalizer"
+
+        for action in self.actions:
+            self.iface.removePluginVectorMenu(
+                self.tr(u'&Generalizer'),
+                action)
+            self.iface.removeToolBarIcon(action)
+        # remove the toolbar
+        del self.toolbar
 
     # run method that performs all the real work
     def run(self):

metadata.txt

@@ -35,12 +35,14 @@ icon=icon.png
 tags=line,vector,smooth,simplify
 
 # experimental flag
-experimental=True
+experimental=False
 
 # deprecated flag (applies to the whole plugin, not just a single version
 deprecated=False
 
 changelog=
+    0.9 (09.11.2020)
+        - Move plugin to his self toolbar
     0.8 (23.05.2020)
         - fix import resources
     0.7 (17.05.2020)

resources.py

@@ -2,7 +2,7 @@
 
 # Resource object code
 #
-# Created by: The Resource Compiler for PyQt5 (Qt v5.13.1)
+# Created by: The Resource Compiler for PyQt5 (Qt v5.15.1)
 #
 # WARNING! All changes made in this file will be lost!
 
@@ -399,10 +399,10 @@
 \x07\x3b\xe0\xb3\
 \x00\x70\
 \x00\x6c\x00\x75\x00\x67\x00\x69\x00\x6e\x00\x73\
-\x00\x0b\
-\x08\xd8\x99\x42\
-\x00\x67\
-\x00\x65\x00\x6e\x00\x65\x00\x72\x00\x61\x00\x6c\x00\x69\x00\x7a\x00\x65\x00\x72\
+\x00\x0c\
+\x01\x89\x95\x73\
+\x00\x47\
+\x00\x65\x00\x6e\x00\x65\x00\x72\x00\x61\x00\x6c\x00\x69\x00\x7a\x00\x65\x00\x72\x00\x33\
 \x00\x08\
 \x0a\x61\x5a\xa7\
 \x00\x69\
@@ -413,7 +413,7 @@
 \x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\x00\x00\x00\x01\
 \x00\x00\x00\x00\x00\x02\x00\x00\x00\x01\x00\x00\x00\x02\
 \x00\x00\x00\x14\x00\x02\x00\x00\x00\x01\x00\x00\x00\x03\
-\x00\x00\x00\x30\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\
+\x00\x00\x00\x32\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\
 "
 
 qt_resource_struct_v2 = b"\
@@ -423,8 +423,8 @@
 \x00\x00\x00\x00\x00\x00\x00\x00\
 \x00\x00\x00\x14\x00\x02\x00\x00\x00\x01\x00\x00\x00\x03\
 \x00\x00\x00\x00\x00\x00\x00\x00\
-\x00\x00\x00\x30\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\
-\x00\x00\x01\x6e\x54\x90\x86\x20\
+\x00\x00\x00\x32\x00\x00\x00\x00\x00\x01\x00\x00\x00\x00\
+\x00\x00\x01\x73\x87\x86\xe3\x8a\
 "
 
 qt_version = [int(v) for v in QtCore.qVersion().split('.')]

resources.qrc

@@ -1,5 +1,5 @@
 <RCC>
-    <qresource prefix="/plugins/generalizer" >
+    <qresource prefix="/plugins/Generalizer3" >
         <file>icon.png</file>
     </qresource>
 </RCC>