Workaround qt bug that makes edit dialog resizable to 0

resources/ui/carla_edit.ui

@@ -6,7 +6,7 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>488</width>
+    <width>469</width>
     <height>407</height>
    </rect>
   </property>

source/backend/CarlaBackend.h

@@ -197,7 +197,7 @@ const uint PLUGIN_OPTION_FORCE_STEREO = 0x002;
 const uint PLUGIN_OPTION_MAP_PROGRAM_CHANGES = 0x004;
 
 /*!
- * Use chunks to save and restore data.
+ * Use chunks to save and restore data instead of parameter values.
  */
 const uint PLUGIN_OPTION_USE_CHUNKS = 0x008;
 

source/carla_backend.py

@@ -225,7 +225,7 @@ PLUGIN_OPTION_FORCE_STEREO = 0x002
 # Map MIDI programs to plugin programs.
 PLUGIN_OPTION_MAP_PROGRAM_CHANGES = 0x004
 
-# Use chunks to save and restore data.
+# Use chunks to save and restore data instead of parameter values.
 PLUGIN_OPTION_USE_CHUNKS = 0x008
 
 # Send MIDI control change events.

source/carla_widgets.py

@@ -25,11 +25,11 @@ from carla_config import *
 # Imports (Global)
 
 if config_UseQt5:
-    from PyQt5.QtCore import pyqtSignal, pyqtSlot, Qt, QByteArray, QSettings
+    from PyQt5.QtCore import pyqtSignal, pyqtSlot, Qt, QByteArray, QSettings, QTimer
     from PyQt5.QtGui import QColor, QCursor, QFontMetrics, QPainter, QPainterPath
     from PyQt5.QtWidgets import QDialog, QInputDialog, QLineEdit, QMenu, QVBoxLayout, QWidget
 else:
-    from PyQt4.QtCore import pyqtSignal, pyqtSlot, Qt, QByteArray, QSettings
+    from PyQt4.QtCore import pyqtSignal, pyqtSlot, Qt, QByteArray, QSettings, QTimer
     from PyQt4.QtGui import QColor, QCursor, QFontMetrics, QPainter, QPainterPath
     from PyQt4.QtGui import QDialog, QInputDialog, QLineEdit, QMenu, QVBoxLayout, QWidget
 
@@ -584,6 +584,14 @@ class PluginEdit(QDialog):
 
         self.fFirstInit = False
 
+        # Workaround for a Qt4 bug, see https://bugreports.qt-project.org/browse/QTBUG-7792
+        QTimer.singleShot(0, self.slot_fixNameWordWrap)
+
+    @pyqtSlot()
+    def slot_fixNameWordWrap(self):
+        self.adjustSize()
+        self.setMinimumSize(self.width(), self.height())
+
     #------------------------------------------------------------------
 
     def reloadInfo(self):
@@ -1478,11 +1486,11 @@ if __name__ == '__main__':
 
     app = CarlaApplication()
 
-    gui1 = CarlaAboutW(None)
-    gui1.show()
+    #gui1 = CarlaAboutW(None)
+    #gui1.show()
 
-    gui2 = PluginParameter(None, gFakeParamInfo, 0, 0)
-    gui2.show()
+    #gui2 = PluginParameter(None, gFakeParamInfo, 0, 0)
+    #gui2.show()
 
     gui3 = PluginEdit(None, 0)
     gui3.show()