DynamicElementTextModel Class Reference

The DynamicElementTextModel class A model to use with QtView. This model display and can edit the value of dynamic text of an element. Set the delegate DynamicTextItemDelegate as delegate of this model. More...

#include <dynamicelementtextmodel.h>

Inherits QStandardItemModel.

Collaboration diagram for DynamicElementTextModel:

Public Types
enum	ValueType {   textFrom =1 , userText , infoText , compositeText ,   txtAlignment , size , font , color ,   pos , frame , rotation , keepVisualRotation ,   textWidth , grpAlignment , grpPos , grpRotation ,   grpVAdjust , grpName , grpHoldBottom , grpFrame }

Signals
void	dataChanged ()

Public Member Functions
	DynamicElementTextModel (Element *element, QObject *parent=nullptr)
	~DynamicElementTextModel () override
bool	indexIsInGroup (const QModelIndex &index) const
	DynamicElementTextModel::indexIsInGroup.
DynamicElementTextItem *	textFromIndex (const QModelIndex &index) const
	DynamicElementTextModel::textFromIndex.
DynamicElementTextItem *	textFromItem (QStandardItem *item) const
	DynamicElementTextModel::textFromItem.
QModelIndex	indexFromText (DynamicElementTextItem *text) const
	DynamicElementTextModel::indexFromText.
QUndoCommand *	undoForEditedText (DynamicElementTextItem *deti, QUndoCommand *parent_undo=nullptr) const
	DynamicElementTextModel::undoForEditedText.
QUndoCommand *	undoForEditedGroup (ElementTextItemGroup *group, QUndoCommand *parent_undo=nullptr) const
	DynamicElementTextModel::undoForEditedGroup.
ElementTextItemGroup *	groupFromIndex (const QModelIndex &index) const
	DynamicElementTextModel::groupFromIndex.
ElementTextItemGroup *	groupFromItem (QStandardItem *item) const
	DynamicElementTextModel::groupFromItem.
QModelIndex	indexFromGroup (ElementTextItemGroup *group) const
	DynamicElementTextModel::indexFromGroup.
bool	indexIsText (const QModelIndex &index) const
	DynamicElementTextModel::indexIsText.
bool	indexIsGroup (const QModelIndex &index) const
	DynamicElementTextModel::indexIsGroup.
bool	canDropMimeData (const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent) const override
bool	dropMimeData (const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent) override
	DynamicElementTextModel::dropMimeData.
QMimeData *	mimeData (const QModelIndexList &indexes) const override
QStringList	mimeTypes () const override
	DynamicElementTextModel::mimeTypes.

Private Member Functions
QList< QStandardItem * >	itemsForText (DynamicElementTextItem *deti)
	DynamicElementTextModel::itemsForText.
void	addText (DynamicElementTextItem *deti)
	DynamicElementTextModel::addText.
void	removeText (DynamicElementTextItem *deti)
	DynamicElementTextModel::removeText.
void	addGroup (ElementTextItemGroup *group)
	DynamicElementTextModel::AddGroup Add a text item group to this model.
void	removeGroup (ElementTextItemGroup *group)
	DynamicElementTextModel::removeGroup Remove the text item group from this model.
void	addTextToGroup (DynamicElementTextItem *deti, ElementTextItemGroup *group)
	DynamicElementTextModel::textAddedToGroup Add the text text to the group group.
void	removeTextFromGroup (DynamicElementTextItem *deti, ElementTextItemGroup *group)
void	enableSourceText (DynamicElementTextItem *deti, DynamicElementTextItem::TextFrom tf)
	DynamicElementTextModel::enableSourceText Enable the good field, according to the current source of text, for the edited text deti.
void	enableGroupRotationAndPos (ElementTextItemGroup *group)
	DynamicElementTextModel::enableGroupRotation Enable/disable the item "group rotation" according the option hold to bottom.
void	itemDataChanged (QStandardItem *qsi)
void	setConnection (DynamicElementTextItem *deti, bool set)
	DynamicElementTextModel::setConnection Set up the connection for deti to keep up to date the data of this model and the text. Is notably use with the use of QUndoCommand.
void	setConnection (ElementTextItemGroup *group, bool set)
	DynamicElementTextModel::setConnection Set up the connection for group to keep up to date the data of this model and the group. Is notably use with the use of QUndoCommand.
void	updateDataFromText (DynamicElementTextItem *deti, DynamicElementTextModel::ValueType type)
void	updateDataFromGroup (ElementTextItemGroup *group, DynamicElementTextModel::ValueType type)

Private Attributes
QPointer< Element >	m_element
QHash< DynamicElementTextItem *, QStandardItem * >	m_texts_list
QHash< ElementTextItemGroup *, QStandardItem * >	m_groups_list
QHash< DynamicElementTextItem *, QList< QMetaObject::Connection > >	m_hash_text_connect
QHash< ElementTextItemGroup *, QList< QMetaObject::Connection > >	m_hash_group_connect
bool	m_block_dataChanged = false

Detailed Description

The DynamicElementTextModel class A model to use with QtView. This model display and can edit the value of dynamic text of an element. Set the delegate DynamicTextItemDelegate as delegate of this model.

Member Enumeration Documentation

ValueType

enum DynamicElementTextModel::ValueType

Enumerator
textFrom
userText
infoText
compositeText
txtAlignment
size
font
color
pos
frame
rotation
keepVisualRotation
textWidth
grpAlignment
grpPos
grpRotation
grpVAdjust
grpName
grpHoldBottom
grpFrame

Constructor & Destructor Documentation

DynamicElementTextModel()

DynamicElementTextModel::DynamicElementTextModel	(	Element *	element,
		QObject *	parent = nullptr
	)

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~DynamicElementTextModel()

DynamicElementTextModel::~DynamicElementTextModel ( )

override

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Member Function Documentation

addGroup()

void DynamicElementTextModel::addGroup ( ElementTextItemGroup *  group )

private

DynamicElementTextModel::AddGroup Add a text item group to this model.

Parameters

group

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addText()

void DynamicElementTextModel::addText ( DynamicElementTextItem *  deti )

private

DynamicElementTextModel::addText.

Parameters

deti

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addTextToGroup()

void DynamicElementTextModel::addTextToGroup ( DynamicElementTextItem *  deti, ElementTextItemGroup *  group  )

private

DynamicElementTextModel::textAddedToGroup Add the text text to the group group.

Parameters

deti
group

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canDropMimeData()

bool DynamicElementTextModel::canDropMimeData ( const QMimeData *  data, Qt::DropAction  action, int  row, int  column, const QModelIndex &  parent  ) const

override

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dataChanged

void DynamicElementTextModel::dataChanged ( )

signal

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dropMimeData()

bool DynamicElementTextModel::dropMimeData ( const QMimeData *  data, Qt::DropAction  action, int  row, int  column, const QModelIndex &  parent  )

override

DynamicElementTextModel::dropMimeData.

Parameters

data
action
row
column
parent

Returns

In any case return false, for overwrite the default behavior of model.

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enableGroupRotationAndPos()

void DynamicElementTextModel::enableGroupRotationAndPos ( ElementTextItemGroup *  group )

private

DynamicElementTextModel::enableGroupRotation Enable/disable the item "group rotation" according the option hold to bottom.

Parameters

group

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enableSourceText()

void DynamicElementTextModel::enableSourceText ( DynamicElementTextItem *  deti, DynamicElementTextItem::TextFrom  tf  )

private

DynamicElementTextModel::enableSourceText Enable the good field, according to the current source of text, for the edited text deti.

Parameters

deti
tf

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groupFromIndex()

ElementTextItemGroup * DynamicElementTextModel::groupFromIndex

(

const QModelIndex &

index

)

const

DynamicElementTextModel::groupFromIndex.

Parameters

index

Returns

the group associated with index. Return value can be nullptr Index can be a child of an index associated with a group and can be the column 0 or 1.

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groupFromItem()

ElementTextItemGroup * DynamicElementTextModel::groupFromItem

(

QStandardItem *

item

)

const

DynamicElementTextModel::groupFromItem.

Parameters

item

Returns

the group associated with item. Return value can be nullptr item can be a child of an item associated with a group and can be the column 0 or 1.

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indexFromGroup()

QModelIndex DynamicElementTextModel::indexFromGroup

(

ElementTextItemGroup *

group

)

const

DynamicElementTextModel::indexFromGroup.

Parameters

group

Returns

The index associated to the group group or a default QModelIndex if not match

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indexFromText()

QModelIndex DynamicElementTextModel::indexFromText

(

DynamicElementTextItem *

text

)

const

DynamicElementTextModel::indexFromText.

Parameters

text

Returns

the QModelIndex for text, or a default QModelIndex if not match

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indexIsGroup()

bool DynamicElementTextModel::indexIsGroup

(

const QModelIndex &

index

)

const

DynamicElementTextModel::indexIsGroup.

Parameters

index

Returns

True if index represente a group, both for the column 0 and 1. Return false if index is a child of an index associated to a group.

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indexIsInGroup()

bool DynamicElementTextModel::indexIsInGroup

(

const QModelIndex &

index

)

const

DynamicElementTextModel::indexIsInGroup.

Parameters

index

Returns

True if the index represent a group or an item in a group

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indexIsText()

bool DynamicElementTextModel::indexIsText

(

const QModelIndex &

index

)

const

DynamicElementTextModel::indexIsText.

Parameters

index

Returns

True if index represente a text, both for the column 0 and 1. Return false if index is a child of an index associated to a text.

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itemDataChanged()

void DynamicElementTextModel::itemDataChanged ( QStandardItem *  qsi )

private

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itemsForText()

QList< QStandardItem * > DynamicElementTextModel::itemsForText ( DynamicElementTextItem *  deti )

private

DynamicElementTextModel::itemsForText.

Parameters

deti

Returns

The items for the text deti, if the text deti is already managed by this model the returned list is empty The returned items haven't got the same number of childs if the text is in a group or not.

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mimeData()

QMimeData * DynamicElementTextModel::mimeData ( const QModelIndexList &  indexes ) const

override

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mimeTypes()

QStringList DynamicElementTextModel::mimeTypes ( ) const

override

DynamicElementTextModel::mimeTypes.

Returns

removeGroup()

void DynamicElementTextModel::removeGroup ( ElementTextItemGroup *  group )

private

DynamicElementTextModel::removeGroup Remove the text item group from this model.

Parameters

group

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removeText()

void DynamicElementTextModel::removeText ( DynamicElementTextItem *  deti )

private

DynamicElementTextModel::removeText.

Parameters

deti

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removeTextFromGroup()

void DynamicElementTextModel::removeTextFromGroup ( DynamicElementTextItem *  deti, ElementTextItemGroup *  group  )

private

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setConnection() [1/2]

void DynamicElementTextModel::setConnection ( DynamicElementTextItem *  deti, bool  set  )

private

DynamicElementTextModel::setConnection Set up the connection for deti to keep up to date the data of this model and the text. Is notably use with the use of QUndoCommand.

Parameters

deti	- text to setup connection
set	- true = set connection - false unset connection

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setConnection() [2/2]

void DynamicElementTextModel::setConnection ( ElementTextItemGroup *  group, bool  set  )

private

DynamicElementTextModel::setConnection Set up the connection for group to keep up to date the data of this model and the group. Is notably use with the use of QUndoCommand.

Parameters

group	group to setup the connection
set	true = set connection - false unset connection

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textFromIndex()

DynamicElementTextItem * DynamicElementTextModel::textFromIndex

(

const QModelIndex &

index

)

const

DynamicElementTextModel::textFromIndex.

Parameters

index

Returns

the text associated with index. Returned value can be nullptr Index can be a child of an index associated with a text and can be the column 0 or 1.

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textFromItem()

DynamicElementTextItem * DynamicElementTextModel::textFromItem

(

QStandardItem *

item

)

const

DynamicElementTextModel::textFromItem.

Parameters

item

Returns

the text associated with item. Return value can be nullptr item can be a child of an item associated with a text and can be the column 0 or 1. Note can return nullptr

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undoForEditedGroup()

QUndoCommand * DynamicElementTextModel::undoForEditedGroup	(	ElementTextItemGroup *	group,
		QUndoCommand *	parent_undo = nullptr
	)		const

DynamicElementTextModel::undoForEditedGroup.

Parameters

group
parent_undo

Returns

A QUndoCommand that describe all changes made for group. Each change made for group is append as a child of the returned QUndoCommand. In other word, if the returned QUndoCommand have no child, that mean there is no change.

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undoForEditedText()

QUndoCommand * DynamicElementTextModel::undoForEditedText	(	DynamicElementTextItem *	deti,
		QUndoCommand *	parent_undo = nullptr
	)		const

DynamicElementTextModel::undoForEditedText.

Parameters

deti
parent_undo

Returns

A QUndoCommand that describe all changes made for deti. Each change made for deti is append as a child of the returned QUndoCommand. In other word, if the returned QUndoCommand have no child, that mean there is no change.

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updateDataFromGroup()

void DynamicElementTextModel::updateDataFromGroup ( ElementTextItemGroup *  group, DynamicElementTextModel::ValueType  type  )

private

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updateDataFromText()

void DynamicElementTextModel::updateDataFromText ( DynamicElementTextItem *  deti, DynamicElementTextModel::ValueType  type  )

private

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Member Data Documentation

m_block_dataChanged

bool DynamicElementTextModel::m_block_dataChanged = false

private

m_element

QPointer<Element> DynamicElementTextModel::m_element

private

m_groups_list

QHash<ElementTextItemGroup *, QStandardItem *> DynamicElementTextModel::m_groups_list

private

m_hash_group_connect

QHash<ElementTextItemGroup *, QList<QMetaObject::Connection> > DynamicElementTextModel::m_hash_group_connect

private

m_hash_text_connect

QHash<DynamicElementTextItem *, QList<QMetaObject::Connection> > DynamicElementTextModel::m_hash_text_connect

private

m_texts_list

QHash<DynamicElementTextItem *, QStandardItem *> DynamicElementTextModel::m_texts_list

private

---

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

• sources/ui/dynamicelementtextmodel.h
• sources/ui/dynamicelementtextmodel.cpp