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welcome: simplify plugin code

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This commit is contained in:
hjk
2011-04-13 17:19:55 +02:00
parent ba52d6725b
commit afdf1e69f8
1 changed files with 41 additions and 42 deletions
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69
src/plugins/welcome/welcomeplugin.cpp
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@@ -57,14 +57,10 @@
#include <QtCore/QUrl>
#include <QtCore/QtPlugin>
enum { debug = 0 };
enum { debug = 1 };
using namespace ExtensionSystem;
namespace Utils {
class IWelcomePage;
}
namespace Welcome {
namespace Internal {
@@ -73,8 +69,13 @@ namespace Internal {
class ImageWidget : public QWidget
{
public:
ImageWidget(const QImage &bg, QWidget *parent) : QWidget(parent), m_bg(bg) {}
void paintEvent(QPaintEvent *e) {
explicit ImageWidget(QWidget *parent)
: QWidget(parent),
m_bg(":/welcome/images/welcomebg.png")
{}
void paintEvent(QPaintEvent *e)
{
if (!m_bg.isNull()) {
QPainter painter(this);
if (m_stretch.size() != size())
@@ -85,6 +86,7 @@ public:
}
QWidget::paintEvent(e);
}
private:
QImage m_bg;
QPixmap m_stretch;
@@ -107,15 +109,15 @@ private slots:
void showClickedPage();
private:
QToolButton *addPageToolButton(Utils::IWelcomePage *plugin, int position = -1);
void addPageToolButton(Utils::IWelcomePage *plugin, int position = -1);
typedef QMap<QToolButton *, QWidget *> ToolButtonWidgetMap;
QScrollArea *m_scrollArea;
QWidget *m_outerWidget;
QScrollArea m_scrollArea;
QWidget m_outerWidget;
ImageWidget *m_welcomePage;
ToolButtonWidgetMap buttonMap;
QHBoxLayout * buttonLayout;
QHBoxLayout *buttonLayout;
Ui::WelcomeMode ui;
};
@@ -130,25 +132,22 @@ WelcomeMode::WelcomeMode()
setId(QLatin1String(Core::Constants::MODE_WELCOME));
setType(QLatin1String(Core::Constants::MODE_WELCOME_TYPE));
setContextHelpId(QLatin1String("Qt Creator Manual"));
setContext(Core::Context(Core::Constants::C_WELCOME_MODE));
setWidget(&m_scrollArea);
m_outerWidget = new QWidget;
QVBoxLayout *l = new QVBoxLayout(m_outerWidget);
QVBoxLayout *l = new QVBoxLayout(&m_outerWidget);
l->setMargin(0);
l->setSpacing(0);
l->addWidget(new Utils::StyledBar(m_outerWidget));
m_welcomePage = new ImageWidget(QImage(":/welcome/images/welcomebg.png"), m_outerWidget);
l->addWidget(new Utils::StyledBar(&m_outerWidget));
m_welcomePage = new ImageWidget(&m_outerWidget);
ui.setupUi(m_welcomePage);
ui.helpUsLabel->setAttribute(Qt::WA_LayoutUsesWidgetRect);
ui.feedbackButton->setAttribute(Qt::WA_LayoutUsesWidgetRect);
l->addWidget(m_welcomePage);
m_scrollArea = new QScrollArea;
m_scrollArea->setFrameStyle(QFrame::NoFrame);
m_scrollArea->setWidget(m_outerWidget);
m_scrollArea->setWidgetResizable(true);
setContext(Core::Context(Core::Constants::C_WELCOME_MODE));
setWidget(m_scrollArea);
m_scrollArea.setFrameStyle(QFrame::NoFrame);
m_scrollArea.setWidget(&m_outerWidget);
m_scrollArea.setWidgetResizable(true);
PluginManager *pluginManager = PluginManager::instance();
connect(pluginManager, SIGNAL(objectAdded(QObject*)), SLOT(welcomePluginAdded(QObject*)));
@@ -160,7 +159,6 @@ WelcomeMode::~WelcomeMode()
{
QSettings *settings = Core::ICore::instance()->settings();
settings->setValue(QLatin1String(currentPageSettingsKeyC), ui.stackedWidget->currentIndex());
delete m_outerWidget;
}
bool sortFunction(Utils::IWelcomePage *a, Utils::IWelcomePage *b)
@@ -169,21 +167,19 @@ bool sortFunction(Utils::IWelcomePage *a, Utils::IWelcomePage *b)
}
// Create a QToolButton for a page
QToolButton *WelcomeMode::addPageToolButton(Utils::IWelcomePage *plugin, int position)
void WelcomeMode::addPageToolButton(Utils::IWelcomePage *plugin, int position)
{
QToolButton *btn = new QToolButton;
btn->setCheckable(true);
btn->setText(plugin->title());
btn->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Preferred);
btn->setAutoExclusive(true);
connect (btn, SIGNAL(clicked()), SLOT(showClickedPage()));
connect(btn, SIGNAL(clicked()), SLOT(showClickedPage()));
buttonMap.insert(btn, plugin->page());
if (position >= 0) {
if (position >= 0)
buttonLayout->insertWidget(position, btn);
} else {
else
buttonLayout->addWidget(btn);
}
return btn;
}
void WelcomeMode::initPlugins()
@@ -212,20 +208,23 @@ void WelcomeMode::initPlugins()
void WelcomeMode::welcomePluginAdded(QObject *obj)
{
if (Utils::IWelcomePage *plugin = qobject_cast<Utils::IWelcomePage*>(obj)) {
Utils::IWelcomePage *plugin = qobject_cast<Utils::IWelcomePage*>(obj);
if (!plugin)
return;
int insertPos = 0;
foreach (Utils::IWelcomePage* p, PluginManager::instance()->getObjects<Utils::IWelcomePage>()) {
if (plugin->priority() < p->priority())
insertPos++;
else
QList<Utils::IWelcomePage *> pages
= PluginManager::instance()->getObjects<Utils::IWelcomePage>();
foreach (Utils::IWelcomePage *p, pages) {
if (plugin->priority() >= p->priority())
break;
insertPos++;
}
ui.stackedWidget->insertWidget(insertPos, plugin->page());
addPageToolButton(plugin, insertPos);
if (debug)
qDebug() << "welcomePluginAdded" << plugin->title() << "at" << insertPos
<< " of " << buttonMap.size();
}
}
void WelcomeMode::showClickedPage()