qtplasmac: fix file load after single cut

Fixes an oversight in commit a76a785 which caused the previously loaded file to load, even after file clear was clicked.  Also fixes a zoom bug.

Thanks to LucasWorx on the forum for reporting the bug.

Author: snowgoer540

share/qtvcp/screens/qtplasmac/qtplasmac_handler.py

@@ -1,4 +1,4 @@
-VERSION = '238.314'
+VERSION = '238.315'
 LCNCVER = '2.9'
 DOCSVER = LCNCVER
 
@@ -1571,7 +1571,8 @@ def file_loaded(self, obj, filename):
             if not self.cameraOn:
                 self.preview_index_return(self.w.preview_stack.currentIndex())
             self.w.file_open.setText(os.path.basename(filename))
-            self.fileOpened = True
+            if not self.single_cut_request:
+                self.fileOpened = True
             text = _translate('HandlerClass', 'EDIT')
             self.w.edit_label.setText('{}: {}'.format(text, filename))
             if self.w.gcode_stack.currentIndex() != self.GCODE:
@@ -1625,11 +1626,8 @@ def file_loaded(self, obj, filename):
             self.w.gcode_display.setHorizontalScrollBarPolicy(Qt.ScrollBarAlwaysOff)
         if self.w.main_tab_widget.currentIndex() != self.MAIN:
             self.w.main_tab_widget.setCurrentIndex(self.MAIN)
-        # forces the view to remain "table view" if T is checked when a file is loaded
-        if self.fileOpened:
-            if self.w.view_t.isChecked():
-                self.view_t_pressed()
-        else:
+        # forces the view to remain "table view" if T is checked when a file is loaded, or change to table view upon clicking CLEAR
+        if self.w.view_t.isChecked() or 'qtplasmac_program_clear.ngc' in filename:
             self.view_t_pressed()
         if not 'single_cut.ngc' in filename:
             self.preSingleCutMaterial = None

share/qtvcp/screens/qtplasmac/versions.html

@@ -26,6 +26,11 @@ <h2>QtPlasmaC Version History - LinuxCNC 2.9</h2>
 </table>
 <br>
 <!--- ****** ADD NEXT VERSION BELOW THIS LINE ****** --->
+<br><b><u>238.315 2024 Aug 21</u></b>
+<ul style="margin:0;">
+  <li>fix file load after single cut</li>
+</ul>
+
 <br><b><u>238.314 2024 Apr 21</u></b>
 <ul style="margin:0;">
   <li>conv_polygon fix variable name</li>