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Code Issues Releases Activity

gui/MultiSelect: Add user_add_item parameter to constructor

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adds a button and signal to the MultiSelect, allowing client code to implement adding items from user input.
This commit is contained in:
Henrik Hautakoski 2020-04-14 21:56:04 +02:00
parent 925ef7e8ad
commit 50a2805c3f
2 changed files with 23 additions and 3 deletions
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17
gui/MultiSelect.cpp
View file

@ -28,8 +28,8 @@
#include <QListWidgetItem> #include <QListWidgetItem>
#include "MultiSelect.h" #include "MultiSelect.h"
MultiSelect::MultiSelect(const QString& text, QWidget *parent) : MultiSelect::MultiSelect(const QString& text, bool user_can_add, QWidget *parent) :
QPushButton (text + ": none", parent) QPushButton (text + ": none", parent)
{ {
QPushButton* btn; QPushButton* btn;
QVBoxLayout* layout; QVBoxLayout* layout;
@ -52,6 +52,13 @@ QPushButton (text + ": none", parent)
QObject::connect(btn, SIGNAL(clicked()), m_dialog, SLOT(accept())); QObject::connect(btn, SIGNAL(clicked()), m_dialog, SLOT(accept()));
QObject::connect(m_dialog, SIGNAL(accepted()), this, SLOT(selectionConfirmed())); QObject::connect(m_dialog, SIGNAL(accepted()), this, SLOT(selectionConfirmed()));
QObject::connect(m_list, SIGNAL(itemClicked(QListWidgetItem*)), this, SLOT(listItemClicked(QListWidgetItem*))); QObject::connect(m_list, SIGNAL(itemClicked(QListWidgetItem*)), this, SLOT(listItemClicked(QListWidgetItem*)));
// Configured to let users add items. provide button and signal.
if (user_can_add) {
btn = new QPushButton("Add");
layout->addWidget(btn);
QObject::connect(btn, SIGNAL(clicked()), this, SLOT(addBtnClicked()));
}
} }
void MultiSelect::addItem(const QString& text, bool checked) void MultiSelect::addItem(const QString& text, bool checked)
@ -125,6 +132,12 @@ void MultiSelect::listItemClicked(QListWidgetItem *item)
item->setCheckState(checked ? Qt::Unchecked : Qt::Checked); item->setCheckState(checked ? Qt::Unchecked : Qt::Checked);
} }
void MultiSelect::addBtnClicked()
{
// Just emit addNewItem event.
emit addNewItem();
}
void MultiSelect::mousePressEvent(QMouseEvent *event) void MultiSelect::mousePressEvent(QMouseEvent *event)
{ {
if (event->button() == Qt::LeftButton) { if (event->button() == Qt::LeftButton) {

9
gui/MultiSelect.h
View file

@ -43,7 +43,7 @@ class MultiSelect : public QPushButton
{ {
Q_OBJECT Q_OBJECT
public: public:
MultiSelect(const QString& text, QWidget *parent = 0); MultiSelect(const QString& text, bool user_add_item = false, QWidget *parent = 0);
// Items. // Items.
@ -61,6 +61,10 @@ signals:
// This signal is emitted whenever the user has made a new selection. // This signal is emitted whenever the user has made a new selection.
void selectionChanged(QStringList selected); void selectionChanged(QStringList selected);
// This signal is emitted whenever the user clicks the "Add" button.
// NOTE: Will only be emitted if `user_add_item` has been set to `true` in the constructor.
void addNewItem();
private slots : private slots :
// Called when the dialog is accepted. // Called when the dialog is accepted.
@ -69,6 +73,9 @@ private slots :
// Called when a list item is clicked on. // Called when a list item is clicked on.
void listItemClicked(QListWidgetItem *item); void listItemClicked(QListWidgetItem *item);
// Called when the add button is clicked on.
void addBtnClicked();
protected : protected :
// Event handlers // Event handlers