LineNumberArea Class Reference

A widget for displaying line numbers in the code editor. More...

#include <lua_debugger_code_editor.h>

Inheritance diagram for LineNumberArea:

Public Member Functions
	LineNumberArea (LuaDebuggerCodeView *editor)
	Construct the helper widget bound to a specific code view.
QSize	sizeHint () const override
	Size the gutter according to the editor's width requirements.
bool	isDraggingBreakpoint () const
	True if a breakpoint drag-and-drop is currently in progress.
qint32	dragTargetLine () const
	Current drag target line, or -1 if not dragging.
qint32	dragSourceLine () const
	Source line being dragged, or -1 if not dragging.

Protected Member Functions
void	paintEvent (QPaintEvent *event) override
	Delegate painting back to the code view.
void	mousePressEvent (QMouseEvent *event) override
	Toggle breakpoints when the gutter is clicked.
void	mouseMoveEvent (QMouseEvent *event) override
	Track drag gestures in the breakpoint gutter.
void	mouseReleaseEvent (QMouseEvent *event) override
	Commit click vs drag-drop action on mouse release.
void	contextMenuEvent (QContextMenuEvent *event) override
	Right-click / Ctrl-click / two-finger trackpad tap on the breakpoint gutter: always pop the Edit / Disable / Remove menu when the click lands on an existing breakpoint, regardless of whether it carries extras. Clicks on bare lines are ignored.

Detailed Description

A widget for displaying line numbers in the code editor.

Constructor & Destructor Documentation

LineNumberArea()

LineNumberArea::LineNumberArea ( LuaDebuggerCodeView *  editor )

inline

Construct the helper widget bound to a specific code view.

Parameters

editor

Owning code editor responsible for painting content.

Member Function Documentation

contextMenuEvent()

void LineNumberArea::contextMenuEvent ( QContextMenuEvent *  event )

overrideprotected

Right-click / Ctrl-click / two-finger trackpad tap on the breakpoint gutter: always pop the Edit / Disable / Remove menu when the click lands on an existing breakpoint, regardless of whether it carries extras. Clicks on bare lines are ignored.

Parameters

event

The context menu event.

dragSourceLine()

qint32 LineNumberArea::dragSourceLine ( ) const

inline

Source line being dragged, or -1 if not dragging.

Returns

The source line number, or -1.

dragTargetLine()

qint32 LineNumberArea::dragTargetLine ( ) const

inline

Current drag target line, or -1 if not dragging.

Returns

The target line number, or -1.

isDraggingBreakpoint()

bool LineNumberArea::isDraggingBreakpoint ( ) const

inline

True if a breakpoint drag-and-drop is currently in progress.

Returns

True if dragging a breakpoint, false otherwise.

mouseMoveEvent()

void LineNumberArea::mouseMoveEvent ( QMouseEvent *  event )

overrideprotected

Track drag gestures in the breakpoint gutter.

Parameters

event

The mouse move event.

mousePressEvent()

void LineNumberArea::mousePressEvent ( QMouseEvent *  event )

overrideprotected

Toggle breakpoints when the gutter is clicked.

Parameters

event

The mouse press event.

mouseReleaseEvent()

void LineNumberArea::mouseReleaseEvent ( QMouseEvent *  event )

overrideprotected

Commit click vs drag-drop action on mouse release.

Parameters

event

The mouse release event.

paintEvent()

void LineNumberArea::paintEvent ( QPaintEvent *  event )

inlineoverrideprotected

Delegate painting back to the code view.

Parameters

event

The paint event.

sizeHint()

QSize LineNumberArea::sizeHint ( ) const

inlineoverride

Size the gutter according to the editor's width requirements.

Returns

The recommended size for the line number area.

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The documentation for this class was generated from the following files:

• /builds/wireshark/wireshark/ui/qt/lua_debugger/lua_debugger_code_editor.h
• /builds/wireshark/wireshark/ui/qt/lua_debugger/lua_debugger_code_editor.cpp
• /builds/wireshark/wireshark/ui/qt/lua_debugger_code_view.cpp