QGIS API Documentation 3.34.0-Prizren (ffbdd678812)
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qgssmartgroupeditordialog.cpp
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1/***************************************************************************
2 qgssmartgroupeditordialog.cpp
3 -----------------------------
4 begin : July 2012
5 copyright : (C) 2012 by Arunmozhi
6 email : aruntheguy at gmail.com
7 ***************************************************************************
8 * *
9 * This program is free software; you can redistribute it and/or modify *
10 * it under the terms of the GNU General Public License as published by *
11 * the Free Software Foundation; either version 2 of the License, or *
12 * (at your option) any later version. *
13 * *
14 ***************************************************************************/
15
17
18#include "qgsstyle.h"
19#include "qgsapplication.h"
20#include "qgsgui.h"
21
22#include <QVariant>
23#include <QMessageBox>
24
25// -------------------------- //
26// Condition Widget functions //
27// -------------------------- //
28QgsSmartGroupCondition::QgsSmartGroupCondition( int id, QWidget *parent ) : QWidget( parent )
29{
30 setupUi( this );
31
32 mConditionId = id;
33
34 mCondCombo->addItem( tr( "has the tag" ), QVariant( "tag" ) );
35 mCondCombo->addItem( tr( "has a part of name matching" ), QVariant( "name" ) );
36 mCondCombo->addItem( tr( "does NOT have the tag" ), QVariant( "!tag" ) );
37 mCondCombo->addItem( tr( "has NO part of name matching" ), QVariant( "!name" ) );
38
39 mRemoveBtn->setIcon( QIcon( QgsApplication::iconPath( "symbologyRemove.svg" ) ) );
40
41 connect( mRemoveBtn, &QAbstractButton::clicked, this, &QgsSmartGroupCondition::destruct );
42}
43
48
50{
51 return mCondCombo->currentData().toString();
52}
53
55{
56 return mCondLineEdit->text();
57}
58
59void QgsSmartGroupCondition::setConstraint( const QString &constraint )
60{
61 mCondCombo->setCurrentIndex( mCondCombo->findData( QVariant( constraint ) ) );
62}
63
64void QgsSmartGroupCondition::setParameter( const QString &param )
65{
66 mCondLineEdit->setText( param );
67}
68
70{
71 mRemoveBtn->setVisible( !hide );
72}
73
74
75// ------------------------ //
76// Editor Dialog Functions //
77// ------------------------ //
79 : QDialog( parent )
80 , mStyle( style )
81{
82 setupUi( this );
84
85 connect( buttonBox, &QDialogButtonBox::accepted, this, &QgsSmartGroupEditorDialog::buttonBox_accepted );
86
87 mCondCount = 0;
88
89 mAndOrCombo->addItem( tr( "ALL the constraints" ), QVariant( "AND" ) );
90 mAndOrCombo->addItem( tr( "any ONE of the constraints" ), QVariant( "OR" ) );
91
92 mLayout = new QGridLayout( mConditionsBox );
94
95 connect( mAddConditionBtn, &QAbstractButton::clicked, this, &QgsSmartGroupEditorDialog::addCondition );
96}
97
99{
100 return mNameLineEdit->text();
101}
102
104{
105 // enable the remove buttons when 2nd condition is added
106 if ( mConditionMap.count() == 1 )
107 {
108 const auto constMConditionMap = mConditionMap;
109 for ( QgsSmartGroupCondition *condition : constMConditionMap )
110 {
111 condition->hideRemoveButton( false );
112 }
113 }
115 mLayout->addWidget( cond, mCondCount, 0, 1, 1 );
116
118 if ( mConditionMap.isEmpty() )
119 {
120 cond->hideRemoveButton( true );
121 }
122 mConditionMap.insert( mCondCount, cond );
123 ++mCondCount;
124}
125
127{
128 // hide the remove button of the last condition when 2nd last is removed
129 if ( mConditionMap.count() == 2 )
130 {
131 const auto constMConditionMap = mConditionMap;
132 for ( QgsSmartGroupCondition *condition : constMConditionMap )
133 {
134 condition->hideRemoveButton( true );
135 }
136 }
137
138 QgsSmartGroupCondition *cond = mConditionMap.take( id );
139 delete cond;
140}
141
143{
144 QgsSmartConditionMap conditions;
145
146 const auto constMConditionMap = mConditionMap;
147 for ( QgsSmartGroupCondition *condition : constMConditionMap )
148 {
149 conditions.insert( condition->constraint(), condition->parameter() );
150 }
151
152 return conditions;
153}
154
156{
157 return mAndOrCombo->currentData().toString();
158}
159
161{
162 QStringList constraints;
163 constraints << QStringLiteral( "tag" ) << QStringLiteral( "name" ) << QStringLiteral( "!tag" ) << QStringLiteral( "!name" );
164
165 // clear any defaults
166 qDeleteAll( mConditionMap );
167 mConditionMap.clear();
168
169 //set the constraints
170 const auto constConstraints = constraints;
171 for ( const QString &constr : constConstraints )
172 {
173 const QStringList params = map.values( constr );
174 const auto constParams = params;
175 for ( const QString &param : constParams )
176 {
178 mLayout->addWidget( cond, mCondCount, 0, 1, 1 );
179
180 cond->setConstraint( constr );
181 cond->setParameter( param );
182
184
185 mConditionMap.insert( mCondCount, cond );
186 ++mCondCount;
187 }
188 }
189}
190
192{
193 mAndOrCombo->setCurrentIndex( mAndOrCombo->findData( QVariant( op ) ) );
194}
195
197{
198 mNameLineEdit->setText( name );
199}
200
201void QgsSmartGroupEditorDialog::buttonBox_accepted()
202{
203 if ( mNameLineEdit->text().isEmpty() )
204 {
205 QMessageBox::critical( this, tr( "Edit Smart Group" ), tr( "The smart group name field is empty. Kindly provide a name." ) );
206 return;
207 }
208 accept();
209}
static QString iconPath(const QString &iconFile)
Returns path to the desired icon file.
static void enableAutoGeometryRestore(QWidget *widget, const QString &key=QString())
Register the widget to allow its position to be automatically saved and restored when open and closed...
Definition qgsgui.cpp:194
void setConstraint(const QString &constraint)
sets the given constraint
QgsSmartGroupCondition(int id, QWidget *parent=nullptr)
QString parameter()
returns the parameter
void setParameter(const QString &param)
sets the given param
void hideRemoveButton(bool hide)
sets the remove button hidden state to 'hide'
QString constraint()
returns the constraint key
void setConditionMap(const QgsSmartConditionMap &)
sets up the GUI for the given conditionmap
QMap< int, QgsSmartGroupCondition * > mConditionMap
QgsSmartConditionMap conditionMap()
returns the condition map
QString smartgroupName()
returns the value from mNameLineEdit
QgsSmartGroupEditorDialog(QgsStyle *style, QWidget *parent=nullptr)
void addCondition()
function to create a new ConditionBox and update UI
void removeCondition(int)
slot to remove the condition with id int
void setSmartgroupName(const QString &)
sets the smart group Name
void setOperator(const QString &)
sets the operator AND/OR
QString conditionOperator()
returns the AND/OR condition
QMultiMap< QString, QString > QgsSmartConditionMap
A multimap to hold the smart group conditions as constraint and parameter pairs.
Definition qgsstyle.h:79