/*
	This file contains the dockwidgets at the left/bottom side of txs
*/
#ifndef Header_Tool_Widget
#define Header_Tool_Widget

#include "mostQtHeaders.h"

#ifdef INTERNAL_TERMINAL
#include <qtermwidget5/qtermwidget.h>
#endif

#include "titledpanel.h"
#include "logeditor.h"
#include "latexlog.h"
#include "latexlogwidget.h"
#include "searchresultwidget.h"

class InternalTerminalConfig;

class PreviewWidget : public QScrollArea
{
	Q_OBJECT

public:
    explicit PreviewWidget(QWidget *parent = nullptr);

public slots:
	void previewLatex(const QPixmap &previewImage);
	void fitImage(bool fit);
	void centerImage(bool center);
	void scaleImage(double factor);
	void zoomOut();
	void zoomIn();
	void resetZoom();
	void contextMenu(QPoint point);

protected:
	void wheelEvent(QWheelEvent *event);

private:
	QLabel *preViewer;
	double pvscaleFactor;
	bool mCenter;
	bool mFit;
};

#ifdef INTERNAL_TERMINAL
class TerminalWidget : public QWidget
{
	Q_OBJECT

public:
	  explicit TerminalWidget(QWidget *parent = nullptr, InternalTerminalConfig *terminalConfig = nullptr);
    ~TerminalWidget();
	void setCurrentFileName(const QString &filename);
	void updateSettings(bool noreset=false);
	bool eventFilter(QObject *watched, QEvent *event);	
	virtual void showEvent(QShowEvent *event);
private slots:
	void qTermWidgetFinished();

private :
	QString curShell;
	void initQTermWidget();
	QTermWidget *qTermWidget;
	QHBoxLayout *layout;
	InternalTerminalConfig *terminalConfig;
};
#endif

class OutputViewWidget: public TitledPanel
{
	Q_OBJECT

public:
    explicit OutputViewWidget(QWidget *parent = nullptr, InternalTerminalConfig *terminalConfig = nullptr);

	const QString MESSAGES_PAGE;
	const QString LOG_PAGE;
	const QString PREVIEW_PAGE;
	const QString TERMINAL_PAGE;
	const QString SEARCH_RESULT_PAGE;

	LatexLogWidget *getLogWidget() { return logWidget; }
	SearchResultWidget *getSearchResultWidget() { return searchResultWidget; }
#ifdef INTERNAL_TERMINAL
	TerminalWidget *getTerminalWidget() { return terminalWidget; }
#endif
	bool isPreviewPanelVisible();
	void setMessage(const QString &message); //set the message text (don't change page and no auto-show)
	bool childHasFocus();
    void updateIcon();

	virtual void changeEvent(QEvent *event);

public slots:
	void copy();
	void resetMessages(bool noTabChange = false); //remove all messages and jumps to the message page (stays hidden if not visible)
	void resetMessagesAndLog(bool noTabChange = false);
	void selectLogEntry(int logEntryNumber, bool makeVisible = true);
	void previewLatex(const QPixmap &pixmap);

	void insertMessageLine(const QString &message); //inserts the message text (don't change page and no auto-show)

signals:

private:
	PreviewWidget *previewWidget;
#ifdef INTERNAL_TERMINAL
	TerminalWidget *terminalWidget;
#endif
	LatexLogWidget *logWidget;
	SearchResultWidget *searchResultWidget;
	LogEditor *OutputMessages;

	void retranslateUi();
};


/*!
 * Subclassed TitledPanel to get a reasonable default width
 */
class SidePanel: public TitledPanel
{
	Q_OBJECT

public:
    SidePanel(QWidget *parent = nullptr) : TitledPanel(parent) { setFrameStyle(QFrame::NoFrame); }
	QSize sizeHint() const { return QSize(280, 0); }
};


class CustomWidgetList: public QWidget
{
	Q_OBJECT

public:
    CustomWidgetList(QWidget *parent = nullptr);
	void addWidget(QWidget *widget, const QString &id, const QString &text, const QString &iconName);
	void setWidgetText(const QString &id, const QString &text);
	void setWidgetText(QWidget *widget, const QString &text);
	void setWidgetIcon(const QString &id, const QString &icon);
	void setWidgetIcon(QWidget *widget, const QString &icon);
	int widgetCount() const;
	void setHiddenWidgets(const QString &hidden);
	QString hiddenWidgets() const;
	QWidget *widget(int i) const;
	QWidget *widget(const QString &id) const;
	QList<QWidget *> getWidgets() const;
	void setCurrentWidget(QWidget *widget);
	QWidget *currentWidget() const;
    int currentIndex() const;

signals:
	void widgetContextMenuRequested(QWidget *widget, const QPoint &globalPosition);
	void titleChanged(const QString &);
    void currentWidgetChanged(QWidget* widget);

public slots:
	void showWidgets();
	void setToolbarIconSize(int sz);

private slots:
	void showPageFromAction();
	void toggleWidgetFromAction(bool on);
	void customContextMenuRequested(const QPoint &localPosition);
    void notifyChangedWidget(int index);

private:
	void showWidget(const QString &id);
	void hideWidget(const QString &id);
	QString widgetId(QWidget *widget) const;


	QStringList hiddenWidgetsIds;
	QList<QWidget *> widgets;

	//new layout
	QStackedWidget *stack;
	QToolBar *toolbar;
};

#endif
