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authorOswald Buddenhagen <oswald.buddenhagen@theqtcompany.com>2016-04-26 14:43:01 +0200
committerOswald Buddenhagen <oswald.buddenhagen@theqtcompany.com>2016-05-03 10:25:18 +0000
commit5bbbea4c83149d6920cff2991fc2458c49a1004e (patch)
treedc7ec998c852258719a5b85d1cce5323235767f8 /examples/widgets/tools/plugandpaint/app/plugindialog.cpp
parente34ebe632825433d591165db737f732f741bbd9f (diff)
normalize structure of plugandpaint example
as in other examples which come with plugins, use an additional hierarchy level which contains the app and plugin subdirs. Change-Id: I2487755967aa3474c337c8c8af10be49627b63d0 Reviewed-by: Topi Reiniƶ <topi.reinio@theqtcompany.com>
Diffstat (limited to 'examples/widgets/tools/plugandpaint/app/plugindialog.cpp')
-rw-r--r--examples/widgets/tools/plugandpaint/app/plugindialog.cpp156
1 files changed, 156 insertions, 0 deletions
diff --git a/examples/widgets/tools/plugandpaint/app/plugindialog.cpp b/examples/widgets/tools/plugandpaint/app/plugindialog.cpp
new file mode 100644
index 0000000000..e6ac586c6d
--- /dev/null
+++ b/examples/widgets/tools/plugandpaint/app/plugindialog.cpp
@@ -0,0 +1,156 @@
+/****************************************************************************
+**
+** Copyright (C) 2015 The Qt Company Ltd.
+** Contact: http://www.qt.io/licensing/
+**
+** This file is part of the examples of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:BSD$
+** You may use this file under the terms of the BSD license as follows:
+**
+** "Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are
+** met:
+** * Redistributions of source code must retain the above copyright
+** notice, this list of conditions and the following disclaimer.
+** * Redistributions in binary form must reproduce the above copyright
+** notice, this list of conditions and the following disclaimer in
+** the documentation and/or other materials provided with the
+** distribution.
+** * Neither the name of The Qt Company Ltd nor the names of its
+** contributors may be used to endorse or promote products derived
+** from this software without specific prior written permission.
+**
+**
+** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+
+#include "interfaces.h"
+#include "plugindialog.h"
+
+#include <QPluginLoader>
+#include <QStringList>
+#include <QDir>
+
+#include <QLabel>
+#include <QGridLayout>
+#include <QPushButton>
+#include <QTreeWidget>
+#include <QTreeWidgetItem>
+#include <QHeaderView>
+
+PluginDialog::PluginDialog(const QString &path, const QStringList &fileNames,
+ QWidget *parent) :
+ QDialog(parent),
+ label(new QLabel),
+ treeWidget(new QTreeWidget),
+ okButton(new QPushButton(tr("OK")))
+{
+ treeWidget->setAlternatingRowColors(false);
+ treeWidget->setSelectionMode(QAbstractItemView::NoSelection);
+ treeWidget->setColumnCount(1);
+ treeWidget->header()->hide();
+
+ okButton->setDefault(true);
+
+ connect(okButton, SIGNAL(clicked()), this, SLOT(close()));
+
+ QGridLayout *mainLayout = new QGridLayout;
+ mainLayout->setColumnStretch(0, 1);
+ mainLayout->setColumnStretch(2, 1);
+ mainLayout->addWidget(label, 0, 0, 1, 3);
+ mainLayout->addWidget(treeWidget, 1, 0, 1, 3);
+ mainLayout->addWidget(okButton, 2, 1);
+ setLayout(mainLayout);
+
+ interfaceIcon.addPixmap(style()->standardPixmap(QStyle::SP_DirOpenIcon),
+ QIcon::Normal, QIcon::On);
+ interfaceIcon.addPixmap(style()->standardPixmap(QStyle::SP_DirClosedIcon),
+ QIcon::Normal, QIcon::Off);
+ featureIcon.addPixmap(style()->standardPixmap(QStyle::SP_FileIcon));
+
+ setWindowTitle(tr("Plugin Information"));
+ findPlugins(path, fileNames);
+}
+
+//! [0]
+void PluginDialog::findPlugins(const QString &path,
+ const QStringList &fileNames)
+{
+ label->setText(tr("Plug & Paint found the following plugins\n"
+ "(looked in %1):")
+ .arg(QDir::toNativeSeparators(path)));
+
+ const QDir dir(path);
+
+ foreach (QObject *plugin, QPluginLoader::staticInstances())
+ populateTreeWidget(plugin, tr("%1 (Static Plugin)")
+ .arg(plugin->metaObject()->className()));
+
+ foreach (QString fileName, fileNames) {
+ QPluginLoader loader(dir.absoluteFilePath(fileName));
+ QObject *plugin = loader.instance();
+ if (plugin)
+ populateTreeWidget(plugin, fileName);
+ }
+}
+//! [0]
+
+//! [1]
+void PluginDialog::populateTreeWidget(QObject *plugin, const QString &text)
+{
+ QTreeWidgetItem *pluginItem = new QTreeWidgetItem(treeWidget);
+ pluginItem->setText(0, text);
+ treeWidget->setItemExpanded(pluginItem, true);
+
+ QFont boldFont = pluginItem->font(0);
+ boldFont.setBold(true);
+ pluginItem->setFont(0, boldFont);
+
+ if (plugin) {
+ BrushInterface *iBrush = qobject_cast<BrushInterface *>(plugin);
+ if (iBrush)
+ addItems(pluginItem, "BrushInterface", iBrush->brushes());
+
+ ShapeInterface *iShape = qobject_cast<ShapeInterface *>(plugin);
+ if (iShape)
+ addItems(pluginItem, "ShapeInterface", iShape->shapes());
+
+ FilterInterface *iFilter =
+ qobject_cast<FilterInterface *>(plugin);
+ if (iFilter)
+ addItems(pluginItem, "FilterInterface", iFilter->filters());
+ }
+}
+//! [1]
+
+void PluginDialog::addItems(QTreeWidgetItem *pluginItem,
+ const char *interfaceName,
+ const QStringList &features)
+{
+ QTreeWidgetItem *interfaceItem = new QTreeWidgetItem(pluginItem);
+ interfaceItem->setText(0, interfaceName);
+ interfaceItem->setIcon(0, interfaceIcon);
+
+ foreach (QString feature, features) {
+ if (feature.endsWith("..."))
+ feature.chop(3);
+ QTreeWidgetItem *featureItem = new QTreeWidgetItem(interfaceItem);
+ featureItem->setText(0, feature);
+ featureItem->setIcon(0, featureIcon);
+ }
+}