add context menu

bigtext.py

@@ -17,6 +17,7 @@ from highlight import Highlight
 from highlight_regex import HighlightRegex
 from highlight_selection import HighlightSelection
 from highlighted_range import HighlightedRange
+from highlightingdialog import HighlightingDialog
 from line import Line
 from logFileModel import LogFileModel
 import re
@@ -110,6 +111,8 @@ class InnerBigText(QWidget):
         self.parent = parent
         self.setFocusPolicy(Qt.FocusPolicy.StrongFocus)
         self.setFocusPolicy(Qt.FocusPolicy.WheelFocus)
+        self.setContextMenuPolicy(Qt.ContextMenuPolicy.CustomContextMenu)
+        self.customContextMenuRequested.connect(self._open_menu)
 
         self.update_font_metrics(QPainter(self))
         self.lines = []
@@ -128,9 +131,9 @@ class InnerBigText(QWidget):
                 self.scroll_by_lines(-3)
             if e.key() == 16777237:  # page down
                 self.scroll_by_lines(3)
-        if e.modifiers() == Qt.KeyboardModifier.ControlModifier and e.key() == 67:  # ctrl + c
+        elif e.modifiers() == Qt.KeyboardModifier.ControlModifier and e.key() == 67:  # ctrl + c
             self.copy_selection()
-        if e.modifiers() == Qt.KeyboardModifier.ControlModifier and e.key() == 65:  # ctrl + a
+        elif e.modifiers() == Qt.KeyboardModifier.ControlModifier and e.key() == 65:  # ctrl + a
             self.selection_highlight.start_byte = 0
             self.selection_highlight.end_byte = self.model.byte_count()
             self.update()
@@ -148,6 +151,27 @@ class InnerBigText(QWidget):
             # print("wheel event fired :) %s" % (direction))
             self.scroll_by_lines(direction * 3)
 
+    def _open_menu(self, position):
+        menu = QMenu(self)
+
+        copy_clipboard = QAction(self.tr("Copy to Clipboard"), self, triggered=self.copy_selection)
+        copy_clipboard.setShortcut("CTRL+C")
+        copy_clipboard.setDisabled(not self._has_selection())
+        menu.addAction(copy_clipboard)
+
+        copy_to_file = QAction(self.tr("Copy to File"), self, triggered=self._copy_selection_to_file)
+        copy_to_file.setDisabled(not self._has_selection())
+        menu.addAction(copy_to_file)
+
+        manage_highlighting = QAction(
+            self.tr("Highlighting"),
+            self,
+            triggered=lambda: HighlightingDialog(self.model.settings).exec())
+        manage_highlighting.setShortcut("CTRL+M")
+        menu.addAction(manage_highlighting)
+
+        menu.exec(self.mapToGlobal(position))
+
     def scroll_by_lines(self, scroll_lines: int):
         self.scroll_lines = scroll_lines
         self.update()
@@ -161,6 +185,10 @@ class InnerBigText(QWidget):
             self.update()
 
     def mouseMoveEvent(self, e: QMouseEvent):
+
+        if e.buttons() != Qt.MouseButton.LeftButton:
+            return
+
         current_byte = self.to_byte_offset(e)
 
         if self.selection_highlight.end_byte != current_byte:
@@ -224,8 +252,11 @@ class InnerBigText(QWidget):
             current_byte = self.model.byte_count()
         return current_byte
 
+    def _has_selection(self):
+        return self.selection_highlight.start_byte != self.selection_highlight.end_byte
+
     def copy_selection(self):
-        if self.selection_highlight.start_byte != self.selection_highlight.end_byte:
+        if self._has_selection():
             start = min(self.selection_highlight.start_byte, self.selection_highlight.end_byte)
             end = max(self.selection_highlight.start_byte, self.selection_highlight.end_byte)
             bytes_human_readable = humanbytes(end - start)
@@ -242,14 +273,7 @@ class InnerBigText(QWidget):
                 you_sure.setDefaultButton(QMessageBox.StandardButton.Cancel)
                 result = you_sure.exec()
                 if result == 1:  # second custom button has the number 1
-                    dialog = QFileDialog(self)
-                    (selected_file, _filter) = dialog.getSaveFileName(
-                        caption=self.tr("Save File"),
-                        directory=os.path.dirname(self.model.get_file())
-                    )
-                    if selected_file:
-                        self.model.write_range(start, end, selected_file)
-                    return
+                    self._copy_selection_to_file()
 
                 if result == QMessageBox.StandardButton.Cancel.value:
                     # abort
@@ -259,6 +283,18 @@ class InnerBigText(QWidget):
             cb = QApplication.clipboard()
             cb.setText(selected_text)
 
+    def _copy_selection_to_file(self):
+        if self._has_selection():
+            start = min(self.selection_highlight.start_byte, self.selection_highlight.end_byte)
+            end = max(self.selection_highlight.start_byte, self.selection_highlight.end_byte)
+            dialog = QFileDialog(self)
+            (selected_file, _filter) = dialog.getSaveFileName(
+                caption=self.tr("Save File"),
+                directory=os.path.dirname(self.model.get_file())
+            )
+            if selected_file:
+                self.model.write_range(start, end, selected_file)
+
     def paintEvent(self, event: QPaintEvent) -> None:
         # print("paintEvent")
         painter = QPainter(self)