QgsColorSwatchGrid Class Reference

A grid of color swatches, which allows for user selection. More...

#include <qgscolorswatchgrid.h>

Inheritance diagram for QgsColorSwatchGrid:

Public Slots
void	refreshColors ()
	Reload colors from scheme and redraws the widget. More...

Signals
void	colorChanged (const QColor &color)
	Emitted when a color has been selected from the widget. More...
void	hovered ()
	Emitted when mouse hovers over widget. More...

Public Member Functions
	QgsColorSwatchGrid (QgsColorScheme *scheme, const QString &context=QString(), QWidget *parent=nullptr)
	Construct a new color swatch grid. More...
QColor	baseColor () const
	Gets the base color for the widget. More...
QgsNamedColorList *	colors ()
	Gets the list of colors shown in the grid. More...
QString	context () const
	Gets the current context for the grid. More...
QSize	minimumSizeHint () const override
void	setBaseColor (const QColor &baseColor)
	Sets the base color for the widget. More...
void	setContext (const QString &context)
	Sets the current context for the grid. More...
QSize	sizeHint () const override

Protected Member Functions
void	focusInEvent (QFocusEvent *event) override
void	focusOutEvent (QFocusEvent *event) override
void	keyPressEvent (QKeyEvent *event) override
void	mouseMoveEvent (QMouseEvent *event) override
void	mousePressEvent (QMouseEvent *event) override
void	mouseReleaseEvent (QMouseEvent *event) override
void	paintEvent (QPaintEvent *event) override

Detailed Description

A grid of color swatches, which allows for user selection.

Colors are taken from an associated QgsColorScheme.

See also

QgsColorGridAction

Since

QGIS 2.5

Definition at line 32 of file qgscolorswatchgrid.h.

Constructor & Destructor Documentation

QgsColorSwatchGrid()

QgsColorSwatchGrid::QgsColorSwatchGrid	(	QgsColorScheme *	scheme,
		const QString &	context = QString(),
		QWidget *	parent = nullptr
	)

Construct a new color swatch grid.

Parameters

scheme	QgsColorScheme for colors to show in grid
context	context string provided to color scheme
parent	parent widget

Definition at line 27 of file qgscolorswatchgrid.cpp.

Member Function Documentation

baseColor()

QColor QgsColorSwatchGrid::baseColor ( ) const

inline

Gets the base color for the widget.

Returns

base color which is passed to scheme for color generation

See also

setBaseColor

Definition at line 71 of file qgscolorswatchgrid.h.

colorChanged

void QgsColorSwatchGrid::colorChanged ( const QColor &  color )

signal

Emitted when a color has been selected from the widget.

Parameters

color

selected color

colors()

QgsNamedColorList* QgsColorSwatchGrid::colors ( )

inline

Gets the list of colors shown in the grid.

Returns

list of colors currently shown in the grid

Definition at line 84 of file qgscolorswatchgrid.h.

context()

QString QgsColorSwatchGrid::context ( ) const

inline

Gets the current context for the grid.

Returns

context string which is passed to scheme for color generation

See also

setContext

Definition at line 57 of file qgscolorswatchgrid.h.

focusInEvent()

void QgsColorSwatchGrid::focusInEvent ( QFocusEvent *  event )

overrideprotected

Definition at line 265 of file qgscolorswatchgrid.cpp.

focusOutEvent()

void QgsColorSwatchGrid::focusOutEvent ( QFocusEvent *  event )

overrideprotected

Definition at line 272 of file qgscolorswatchgrid.cpp.

hovered

void QgsColorSwatchGrid::hovered ( )

signal

Emitted when mouse hovers over widget.

keyPressEvent()

void QgsColorSwatchGrid::keyPressEvent ( QKeyEvent *  event )

overrideprotected

Definition at line 206 of file qgscolorswatchgrid.cpp.

minimumSizeHint()

QSize QgsColorSwatchGrid::minimumSizeHint ( ) const

override

Definition at line 57 of file qgscolorswatchgrid.cpp.

mouseMoveEvent()

void QgsColorSwatchGrid::mouseMoveEvent ( QMouseEvent *  event )

overrideprotected

Definition at line 97 of file qgscolorswatchgrid.cpp.

mousePressEvent()

void QgsColorSwatchGrid::mousePressEvent ( QMouseEvent *  event )

overrideprotected

Definition at line 173 of file qgscolorswatchgrid.cpp.

mouseReleaseEvent()

void QgsColorSwatchGrid::mouseReleaseEvent ( QMouseEvent *  event )

overrideprotected

Definition at line 184 of file qgscolorswatchgrid.cpp.

paintEvent()

void QgsColorSwatchGrid::paintEvent ( QPaintEvent *  event )

overrideprotected

Definition at line 89 of file qgscolorswatchgrid.cpp.

refreshColors

void QgsColorSwatchGrid::refreshColors ( )

slot

Reload colors from scheme and redraws the widget.

Definition at line 79 of file qgscolorswatchgrid.cpp.

setBaseColor()

void QgsColorSwatchGrid::setBaseColor

(

const QColor &

baseColor

)

Sets the base color for the widget.

Parameters

baseColor

base color to pass to scheme for color generation

See also

baseColor

Definition at line 73 of file qgscolorswatchgrid.cpp.

setContext()

void QgsColorSwatchGrid::setContext

(

const QString &

context

)

Sets the current context for the grid.

Parameters

context

string which is passed to scheme for color generation

See also

context

Definition at line 67 of file qgscolorswatchgrid.cpp.

sizeHint()

QSize QgsColorSwatchGrid::sizeHint ( ) const

override

Definition at line 62 of file qgscolorswatchgrid.cpp.

---

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

• /build/qgis-3.20.0+99unstable/src/gui/qgscolorswatchgrid.h
• /build/qgis-3.20.0+99unstable/src/gui/qgscolorswatchgrid.cpp