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src/panelplugins/helppanel/helppanelplugin.cpp
| Show All 19 Lines | |||||
| 20 | 20 | | |||
| 21 | #include "helppanelplugin.h" | 21 | #include "helppanelplugin.h" | ||
| 22 | 22 | | |||
| 23 | #include <KLocalizedString> | 23 | #include <KLocalizedString> | ||
| 24 | 24 | | |||
| 25 | #include <KTextEdit> | 25 | #include <KTextEdit> | ||
| 26 | #include "cantor_macros.h" | 26 | #include "cantor_macros.h" | ||
| 27 | 27 | | |||
| 28 | #include <QDebug> | ||||
| 29 | | ||||
| 28 | HelpPanelPlugin::HelpPanelPlugin(QObject* parent, QList<QVariant> args) : Cantor::PanelPlugin(parent) | 30 | HelpPanelPlugin::HelpPanelPlugin(QObject* parent, QList<QVariant> args) : Cantor::PanelPlugin(parent) | ||
| 29 | { | 31 | { | ||
| 30 | Q_UNUSED(args); | 32 | Q_UNUSED(args); | ||
| 31 | m_edit=nullptr; | 33 | m_edit=nullptr; | ||
| 32 | } | 34 | } | ||
| 33 | 35 | | |||
| 34 | HelpPanelPlugin::~HelpPanelPlugin() | 36 | HelpPanelPlugin::~HelpPanelPlugin() | ||
| 35 | { | 37 | { | ||
| 36 | delete m_edit; | 38 | delete m_edit; | ||
| 37 | } | 39 | } | ||
| 38 | 40 | | |||
| 39 | QWidget* HelpPanelPlugin::widget() | 41 | QWidget* HelpPanelPlugin::widget() | ||
| 40 | { | 42 | { | ||
| 41 | if(m_edit==nullptr) | 43 | if(m_edit==nullptr) | ||
| 42 | { | 44 | { | ||
| 43 | m_edit=new KTextEdit(parentWidget()); | 45 | m_edit=new KTextEdit(parentWidget()); | ||
| 44 | setHelpHtml(i18n("<h1>Cantor</h1>The KDE way to do Mathematics")); | 46 | | ||
| 47 | QTextDocument* doc = new QTextDocument; | ||||
| 48 | doc->setHtml(i18n("<h1>Cantor</h1>The KDE way to do Mathematics")); | ||||
| 49 | setHelp(doc); | ||||
| 50 | | ||||
| 45 | m_edit->setTextInteractionFlags(Qt::TextBrowserInteraction); | 51 | m_edit->setTextInteractionFlags(Qt::TextBrowserInteraction); | ||
| 46 | 52 | | |||
| 47 | connect(parent()->parent(), SIGNAL(showHelp(QString)), this, SLOT(setHelpHtml(QString))); | 53 | connect(parent()->parent(), SIGNAL(showHelp(QTextDocument*)), this, SLOT(setHelp(QTextDocument*))); | ||
| 48 | connect(parent()->parent(), SIGNAL(showHelp(QString)), this, SIGNAL(visibilityRequested())); | 54 | connect(parent()->parent(), SIGNAL(showHelp(QTextDocument*)), this, SIGNAL(visibilityRequested())); | ||
| 49 | } | 55 | } | ||
| 50 | 56 | | |||
| 51 | return m_edit; | 57 | return m_edit; | ||
| 52 | } | 58 | } | ||
| 53 | 59 | | |||
| 54 | void HelpPanelPlugin::setHelpHtml(const QString& help) | 60 | void HelpPanelPlugin::setHelp(QTextDocument* doc) | ||
| 55 | { | 61 | { | ||
| 56 | if(!m_edit) | 62 | if(!m_edit) | ||
| 63 | { | ||||
| 64 | doc->deleteLater(); | ||||
| 57 | return; | 65 | return; | ||
| 66 | } | ||||
| 58 | 67 | | |||
| 59 | m_edit->setHtml(help); | 68 | if (m_edit->document()) | ||
| 69 | m_edit->document()->deleteLater(); | ||||
| 70 | | ||||
| 71 | m_edit->setDocument(doc); | ||||
| 60 | m_edit->selectAll(); | 72 | m_edit->selectAll(); | ||
| 61 | m_edit->setFontFamily(QLatin1String("Monospace")); | 73 | m_edit->setFontFamily(QLatin1String("Monospace")); | ||
| 62 | m_edit->moveCursor(QTextCursor::Start); | 74 | m_edit->moveCursor(QTextCursor::Start); | ||
| 63 | } | 75 | } | ||
| 64 | 76 | | |||
| 65 | void HelpPanelPlugin::showHelp(const QString& help) | | |||
| 66 | { | | |||
| 67 | if(m_edit) | | |||
| 68 | m_edit->setHtml(help); | | |||
| 69 | } | | |||
| 70 | | ||||
| 71 | | ||||
| 72 | 77 | | |||
| 73 | K_PLUGIN_FACTORY_WITH_JSON(helppanelplugin, "helppanelplugin.json", registerPlugin<HelpPanelPlugin>();) | 78 | K_PLUGIN_FACTORY_WITH_JSON(helppanelplugin, "helppanelplugin.json", registerPlugin<HelpPanelPlugin>();) | ||
| 74 | #include "helppanelplugin.moc" | 79 | #include "helppanelplugin.moc" | ||