From 6093e701e151af96464b564e275db4664d828a82 Mon Sep 17 00:00:00 2001
From: tassaron
Date: Wed, 7 Jun 2017 20:30:37 -0400
Subject: laying some foundations for new preset implementation

---
 presetmanager.py | 70 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 presetmanager.py

(limited to 'presetmanager.py')

diff --git a/presetmanager.py b/presetmanager.py
new file mode 100644
index 0000000..cc6c482
--- /dev/null
+++ b/presetmanager.py
@@ -0,0 +1,70 @@
+from PyQt4 import QtGui
+#import sys
+import os
+
+class PresetManager(QtGui.QDialog):
+    def __init__(self, window, parent):
+        super().__init__()
+        self.parent = parent
+        self.presetDir = parent.presetDir
+        self.window = window
+        self.presets = self.findPresets()
+
+        # create filter box and preset list
+        self.drawFilterList()
+        self.window.comboBox_filter.currentIndexChanged.connect(
+            lambda: self.drawPresetList(self.window.comboBox_filter.currentText())
+        )
+        self.drawPresetList('*')
+
+        # make auto-completion for search bar
+        self.autocomplete = QtGui.QStringListModel()
+        completer = QtGui.QCompleter()
+        completer.setModel(self.autocomplete)
+        self.window.lineEdit_search.setCompleter(completer)
+
+    def show(self):
+        presetNames = []
+        for presetList in self.presets.values():
+            for preset in presetList:
+                presetNames.append(preset[1])
+        self.autocomplete.setStringList(presetNames)
+        self.presets = self.findPresets()
+        self.drawFilterList()
+        self.drawPresetList('*')
+        self.window.show()
+
+    def findPresets(self):
+        parseList = []
+        for dirpath, dirnames, filenames in os.walk(self.presetDir):
+            # anything without a subdirectory must be a preset folder
+            if dirnames:
+                continue
+            for preset in filenames:
+                compName = os.path.basename(os.path.dirname(dirpath))
+                compVers = os.path.basename(dirpath)
+                try:
+                    parseList.append((compName, int(compVers), preset))
+                except ValueError:
+                    continue
+        return { compName : \
+                    [ (vers, preset) \
+                        for name, vers, preset in parseList \
+                        if name == compName \
+                    ] \
+                for compName, _, __ in parseList \
+                }
+
+    def drawPresetList(self, filter):
+        self.window.listWidget_presets.clear()
+        for component, presets in self.presets.items():
+            if filter != '*' and component != filter:
+                continue
+            for vers, preset in presets:
+                self.window.listWidget_presets.addItem('%s: %s' % (component, preset))
+
+    def drawFilterList(self):
+        self.window.comboBox_filter.clear()
+        self.window.comboBox_filter.addItem('*')
+        for component in self.presets:
+            self.window.comboBox_filter.addItem(component)
-- 
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