Improve the keypadnavigation manual test

- No need to use QSignalMapper here, replace its uses with lambdas.
- Replace index 'for' loop with iterator loop, to simplify the code.

Change-Id: Ide3d2db99a074c0233eb5c2fd7a9b217d804973f
Reviewed-by: Marc Mutz <marc.mutz@kdab.com>
This commit is contained in:
Sona Kurazyan 2019-07-26 16:05:39 +02:00
parent b6688a4d49
commit bd2c8353b4

View File

@ -33,7 +33,6 @@
#include <QFontDialog>
#include <QInputDialog>
#include <QMessageBox>
#include <QSignalMapper>
#include "ui_keypadnavigation.h"
class KeypadNavigation : public QMainWindow
@ -48,7 +47,7 @@ public:
ui->setupUi(this);
const struct {
QObject *action;
QAction *action;
QWidget *page;
} layoutMappings[] = {
{ui->m_actionLayoutVerticalSimple, ui->m_pageVerticalSimple},
@ -58,15 +57,16 @@ public:
{ui->m_actionLayoutChaos, ui->m_pageChaos},
{ui->m_actionLayoutDialogs, ui->m_pageDialogs}
};
for (int i = 0; i < int(sizeof layoutMappings / sizeof layoutMappings[0]); ++i) {
connect(layoutMappings[i].action, SIGNAL(triggered()), &m_layoutSignalMapper, SLOT(map()));
m_layoutSignalMapper.setMapping(layoutMappings[i].action, layoutMappings[i].page);
for (auto layoutMapping : layoutMappings) {
const auto page = layoutMapping.page;
connect(layoutMapping.action, &QAction::triggered, ui->m_stackWidget,
[this, page]()
{ ui->m_stackWidget->setCurrentWidget(page); });
}
connect(&m_layoutSignalMapper, SIGNAL(mapped(QWidget*)), ui->m_stackWidget, SLOT(setCurrentWidget(QWidget*)));
#ifdef QT_KEYPAD_NAVIGATION
const struct {
QObject *action;
QAction *action;
Qt::NavigationMode mode;
} modeMappings[] = {
{ui->m_actionModeNone, Qt::NavigationModeNone},
@ -75,17 +75,17 @@ public:
{ui->m_actionModeCursorAuto, Qt::NavigationModeCursorAuto},
{ui->m_actionModeCursorForceVisible, Qt::NavigationModeCursorForceVisible}
};
for (int i = 0; i < int(sizeof modeMappings / sizeof modeMappings[0]); ++i) {
connect(modeMappings[i].action, SIGNAL(triggered()), &m_modeSignalMapper, SLOT(map()));
m_modeSignalMapper.setMapping(modeMappings[i].action, int(modeMappings[i].mode));
for (auto modeMapping : modeMappings) {
const auto mode = modeMapping.mode;
connect(modeMapping.action, &QAction::triggered, this,
[this, mode]() { setNavigationMode(mode); });
}
connect(&m_modeSignalMapper, SIGNAL(mapped(int)), SLOT(setNavigationMode(int)));
#else // QT_KEYPAD_NAVIGATION
ui->m_menuNavigation_mode->deleteLater();
#endif // QT_KEYPAD_NAVIGATION
const struct {
QObject *button;
QPushButton *button;
Dialog dialog;
} openDialogMappings[] = {
{ui->m_buttonGetOpenFileName, DialogGetOpenFileName},
@ -97,11 +97,11 @@ public:
{ui->m_buttonAboutQt, DialogAboutQt},
{ui->m_buttonGetItem, DialogGetItem}
};
for (int i = 0; i < int(sizeof openDialogMappings / sizeof openDialogMappings[0]); ++i) {
connect(openDialogMappings[i].button, SIGNAL(clicked()), &m_dialogSignalMapper, SLOT(map()));
m_dialogSignalMapper.setMapping(openDialogMappings[i].button, int(openDialogMappings[i].dialog));
for (auto openDialogMapping : openDialogMappings) {
const auto dialog = openDialogMapping.dialog;
connect(openDialogMapping.button, &QPushButton::clicked, this,
[this, dialog]() { openDialog(dialog); });
}
connect(&m_dialogSignalMapper, SIGNAL(mapped(int)), SLOT(openDialog(int)));
}
~KeypadNavigation()
@ -162,11 +162,6 @@ private:
};
Ui_KeypadNavigation *ui;
QSignalMapper m_layoutSignalMapper;
#ifdef QT_KEYPAD_NAVIGATION
QSignalMapper m_modeSignalMapper;
#endif // QT_KEYPAD_NAVIGATION
QSignalMapper m_dialogSignalMapper;
};
int main(int argc, char *argv[])