Eberhard Graether
f4caacacf2
* holding down back or forward button shows list of current back-forward stack * added narrow button between back and forward to show the list * added History menu * moved back and forward actions to History menu * show chronological list of recently active symbols in History menu bug id = 151 fortune cookie message = Dein Geschäft wird gut laufen und expandieren.
152 lines
4.0 KiB
C++
152 lines
4.0 KiB
C++
#include "qt/element/QtUndoRedo.h"
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#include <QPushButton>
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#include <QHBoxLayout>
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#include <QTimer>
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#include "utility/messaging/type/MessageUndo.h"
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#include "utility/messaging/type/MessageRedo.h"
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#include "utility/ResourcePaths.h"
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#include "qt/element/QtHistoryList.h"
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#include "qt/utility/utilityQt.h"
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#include "qt/utility/QtContextMenu.h"
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#include "settings/ApplicationSettings.h"
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QtUndoRedo::QtUndoRedo()
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: m_pressed(false)
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{
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setObjectName("undo_redo_bar");
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m_undoButton = new QPushButton(this);
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m_undoButton->setObjectName("undo_button");
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m_undoButton->setToolTip("back");
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m_undoButton->setAttribute(Qt::WA_LayoutUsesWidgetRect); // fixes layouting on Mac
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m_undoButton->setEnabled(false);
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m_historyButton = new QPushButton(this);
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m_historyButton->setObjectName("history_button");
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m_historyButton->setToolTip("history");
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m_historyButton->setAttribute(Qt::WA_LayoutUsesWidgetRect); // fixes layouting on Mac
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m_historyButton->setEnabled(false);
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m_redoButton = new QPushButton(this);
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m_redoButton->setObjectName("redo_button");
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m_redoButton->setToolTip("forward");
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m_redoButton->setAttribute(Qt::WA_LayoutUsesWidgetRect); // fixes layouting on Mac
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m_redoButton->setEnabled(false);
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QBoxLayout* layout = new QHBoxLayout();
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layout->setSpacing(0);
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layout->setContentsMargins(0, 0, 0, 0);
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layout->setAlignment(Qt::AlignTop);
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setLayout(layout);
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layout->addWidget(m_undoButton);
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layout->addWidget(m_historyButton);
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layout->addWidget(m_redoButton);
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connect(m_undoButton, SIGNAL(pressed()), this, SLOT(buttonPressed()));
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connect(m_redoButton, SIGNAL(pressed()), this, SLOT(buttonPressed()));
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connect(m_historyButton, SIGNAL(pressed()), this, SLOT(buttonPressed()));
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connect(m_undoButton, SIGNAL(released()), this, SLOT(undoReleased()));
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connect(m_redoButton, SIGNAL(released()), this, SLOT(redoReleased()));
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connect(m_historyButton, SIGNAL(released()), this, SLOT(showHistory()));
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refreshStyle();
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}
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QtUndoRedo::~QtUndoRedo()
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{
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}
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void QtUndoRedo::buttonPressed()
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{
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m_pressed = true;
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QTimer::singleShot(250, this, SLOT(showHistory()));
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m_historyButton->setAttribute(Qt::WA_UnderMouse, false);
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}
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void QtUndoRedo::undoReleased()
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{
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if (m_pressed)
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{
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m_pressed = false;
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MessageUndo().dispatch();
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}
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}
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void QtUndoRedo::redoReleased()
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{
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if (m_pressed)
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{
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m_pressed = false;
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MessageRedo().dispatch();
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}
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}
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void QtUndoRedo::showHistory()
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{
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if (m_pressed)
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{
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m_pressed = false;
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m_undoButton->setDown(false);
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m_redoButton->setDown(false);
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m_historyButton->setDown(false);
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m_undoButton->setAttribute(Qt::WA_UnderMouse, false);
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m_redoButton->setAttribute(Qt::WA_UnderMouse, false);
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m_historyButton->setAttribute(Qt::WA_UnderMouse, false);
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QtHistoryList* list = new QtHistoryList(m_history, m_currentIndex);
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QPoint pos = m_undoButton->mapToGlobal(m_undoButton->pos());
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list->showPopup(QPoint(pos.x(), pos.y() + m_undoButton->size().height() + 5));
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}
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}
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void QtUndoRedo::setUndoButtonEnabled(bool enabled)
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{
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m_undoButton->setEnabled(enabled);
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QtContextMenu::getInstance()->enableUndo(enabled);
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}
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void QtUndoRedo::setRedoButtonEnabled(bool enabled)
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{
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m_redoButton->setEnabled(enabled);
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QtContextMenu::getInstance()->enableRedo(enabled);
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}
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void QtUndoRedo::updateHistory(const std::vector<SearchMatch>& searchMatches, size_t currentIndex)
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{
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m_history = searchMatches;
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m_currentIndex = currentIndex;
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m_historyButton->setEnabled(m_history.size() > 1);
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}
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void QtUndoRedo::refreshStyle()
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{
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float height = std::max(ApplicationSettings::getInstance()->getFontSize() + 16, 30);
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m_undoButton->setFixedHeight(height);
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m_redoButton->setFixedHeight(height);
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m_historyButton->setFixedHeight(height);
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m_undoButton->setIcon(utility::createButtonIcon(
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ResourcePaths::getGuiPath().str() + "undoredo_view/images/arrow_left.png",
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"search/button"
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));
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m_redoButton->setIcon(utility::createButtonIcon(
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ResourcePaths::getGuiPath().str() + "undoredo_view/images/arrow_right.png",
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"search/button"
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));
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m_historyButton->setIcon(utility::createButtonIcon(
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ResourcePaths::getGuiPath().str() + "undoredo_view/images/history.png",
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"search/button"
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));
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}
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