X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Ffrontends%2Fqt4%2FGuiWorkArea.h;h=173d3e298749823787cae5a800b3642ed735c482;hb=39d569661a3f4411d4501f9a8db9c7360ef5d568;hp=c8aaac8b8e94d2be3331a3277b11b3ae404b18cd;hpb=a127d540d3dfc4382f602092274a34bfbd13064d;p=lyx.git diff --git a/src/frontends/qt4/GuiWorkArea.h b/src/frontends/qt4/GuiWorkArea.h index c8aaac8b8e..173d3e2987 100644 --- a/src/frontends/qt4/GuiWorkArea.h +++ b/src/frontends/qt4/GuiWorkArea.h @@ -15,53 +15,58 @@ #include "frontends/WorkArea.h" -#include "QLPainter.h" - -#include "funcrequest.h" -#include "frontends/Timeout.h" +#include "DocIterator.h" +#include "FuncRequest.h" +#include "qt_helpers.h" +#include "support/docstring.h" +#include "support/Timeout.h" #include #include -#include -#include -#include #include +#include +#include +#include -#include - -class QWidget; +class QContextMenuEvent; class QDragEnterEvent; class QDropEvent; -class QWheelEvent; +class QKeyEvent; class QPaintEvent; +class QResizeEvent; +class QToolButton; +class QWheelEvent; +class QWidget; + +#ifdef CursorShape +#undef CursorShape +#endif namespace lyx { -class Painter; +class Buffer; namespace frontend { +class GuiCompleter; class GuiView; +class GuiWorkArea; /// for emulating triple click -class double_click { +class DoubleClick { +public: + /// + DoubleClick() : state(Qt::NoButton), active(false) {} + /// + DoubleClick(QMouseEvent * e) : state(e->button()), active(true) {} + /// + bool operator==(QMouseEvent const & e) { return state == e.button(); } + /// public: - int x; - int y; + /// Qt::MouseButton state; + /// bool active; - - bool operator==(QMouseEvent const & e) { - return x == e.x() && y == e.y() - && state == e.button(); - } - - double_click() - : x(0), y(0), state(Qt::NoButton), active(false) {} - - double_click(QMouseEvent * e) - : x(e->x()), y(e->y()), - state(e->button()), active(true) {} }; /** Qt only emits mouse events when the mouse is being moved, but @@ -80,133 +85,303 @@ public: FuncRequest cmd; Timeout timeout; bool restart_timeout; - int x_old; - int y_old; - double scrollbar_value_old; }; + /** - * Qt-specific implementation of the work area - * (buffer view GUI) + * Implementation of the work area (buffer view GUI) */ -class GuiWorkArea: public QAbstractScrollArea, public WorkArea +class CursorWidget; + +class GuiWorkArea : public QAbstractScrollArea, public WorkArea { Q_OBJECT public: /// - GuiWorkArea(int width, int height, LyXView & lyx_view); + GuiWorkArea(QWidget *); + /// + GuiWorkArea(Buffer & buffer, GuiView & gv); + /// + ~GuiWorkArea(); - /// return the width of the content pane - virtual int width() const { return viewport()->width(); } - /// return the height of the content pane - virtual int height() const { return viewport()->height(); } /// - virtual void setScrollbarParams(int height, int pos, int line_height); + void init(); + /// + void setBuffer(Buffer &); + /// + void setGuiView(GuiView &); + /// + void setFullScreen(bool full_screen); + /// is GuiView in fullscreen mode? + bool isFullScreen(); + /// + void scheduleRedraw() { schedule_redraw_ = true; } + /// + BufferView & bufferView(); + /// + BufferView const & bufferView() const; + /// + void redraw(bool update_metrics); + /// + void stopBlinkingCursor(); + /// + void startBlinkingCursor(); + /// Process Key pressed event. + /// This needs to be public because it is accessed externally by GuiView. + void processKeySym(KeySymbol const & key, KeyModifier mod); + /// + void resizeBufferView(); + + bool inDialogMode() const { return dialog_mode_; } + void setDialogMode(bool mode) { dialog_mode_ = mode; } /// - virtual void dragEnterEvent(QDragEnterEvent * event); + GuiCompleter & completer() { return *completer_; } + Qt::CursorShape cursorShape() const; + void setCursorShape(Qt::CursorShape shape); + + /// Change the cursor when the mouse hovers over a clickable inset + void updateCursorShape(); + + /// Return the GuiView this workArea belongs to + GuiView const & view() const { return *lyx_view_; } + GuiView & view() { return *lyx_view_; } + +Q_SIGNALS: /// - virtual void dropEvent(QDropEvent* event); + void titleChanged(GuiWorkArea *); - /// return the widget's painter - virtual Painter & getPainter() { return (Painter &) painter_; } +private Q_SLOTS: + /// Scroll the BufferView. + /** + * This is a slot for the valueChanged() signal of the vertical scrollbar. + * \p value value of the scrollbar. + */ + void scrollTo(int value); + /// timer to limit triple clicks + void doubleClickTimeout(); + /// toggle the cursor's visibility + void toggleCursor(); + /// close this work area. + /// Slot for Buffer::closing signal. + void close(); + /// Slot to restore proper scrollbar behaviour. + void fixVerticalScrollBar(); - /// return the backing pixmap - QPaintDevice * paintDevice() { return &paint_device_; } +private: + friend class GuiCompleter; /// update the passed area. void update(int x, int y, int w, int h); - - /// copies specified area of pixmap to screen - virtual void expose(int x, int y, int exp_width, int exp_height); + /// + void updateScreen(); /// paint the cursor and store the background - virtual void showCursor(int x, int y, int h, CursorShape shape); + virtual void showCursor(int x, int y, int h, + bool l_shape, bool rtl, bool completable); /// hide the cursor virtual void removeCursor(); -protected: + /// This function should be called to update the buffer readonly status. + void setReadOnly(bool); + /// Update window titles of all users. + void updateWindowTitle(); + /// + bool event(QEvent *); + /// + void contextMenuEvent(QContextMenuEvent *); + /// + void focusInEvent(QFocusEvent *); + /// + void focusOutEvent(QFocusEvent *); /// repaint part of the widget - void paintEvent(QPaintEvent * e); + void paintEvent(QPaintEvent * ev); /// widget has been resized - void resizeEvent(QResizeEvent * e); + void resizeEvent(QResizeEvent * ev); /// mouse button press - void mousePressEvent(QMouseEvent * e); + void mousePressEvent(QMouseEvent * ev); /// mouse button release - void mouseReleaseEvent(QMouseEvent * e); + void mouseReleaseEvent(QMouseEvent * ev); /// mouse double click of button - void mouseDoubleClickEvent(QMouseEvent * e); + void mouseDoubleClickEvent(QMouseEvent * ev); /// mouse motion - void mouseMoveEvent(QMouseEvent * e); + void mouseMoveEvent(QMouseEvent * ev); /// wheel event - void wheelEvent(QWheelEvent * e); + void wheelEvent(QWheelEvent * ev); /// key press - void keyPressEvent(QKeyEvent * e); + void keyPressEvent(QKeyEvent * ev); /// IM events - void inputMethodEvent(QInputMethodEvent * e); + void inputMethodEvent(QInputMethodEvent * ev); + /// IM query + QVariant inputMethodQuery(Qt::InputMethodQuery query) const; -public Q_SLOTS: + /// The slot connected to SyntheticMouseEvent::timeout. + void generateSyntheticMouseEvent(); + /// + void dispatch(FuncRequest const & cmd0, KeyModifier = NoModifier); + /// hide the visible cursor, if it is visible + void hideCursor(); + /// show the cursor if it is not visible + void showCursor(); + /// + void updateScrollbar(); - /// Timeout event Slot for keyboard bufferring. - /// \todo This is not used currently in the code, remove? - void keyeventTimeout(); + /// + BufferView * buffer_view_; + /// Read only Buffer status cache. + bool read_only_; + /// + GuiView * lyx_view_; + /// is the cursor currently displayed + bool cursor_visible_; - /// Adjust the LyX buffer view with the position of the scrollbar. - /** - * The action argument is not used in the the code, it is there - * only for the connection to the vertical srollbar signal which - * emits an 'int' action. - */ - void adjustViewWithScrollBar(int action = 0); + /// + QTimer cursor_timeout_; + /// + SyntheticMouseEvent synthetic_mouse_event_; + /// + DoubleClick dc_event_; -private: + /// + CursorWidget * cursor_; + /// + QPixmap screen_; + /// + bool need_resize_; + /// + bool schedule_redraw_; + /// + int preedit_lines_; - /// Our painter. - QLPainter painter_; + /// + GuiCompleter * completer_; + + /// Special mode in which Esc and Enter (with or without Shift) + /// are ignored + bool dialog_mode_; + /// store the name of the context menu when the mouse is + /// pressed. This is used to get the correct context menu + /// when the menu is actually shown (after releasing on Windows) + /// and after the DEPM has done its job. + docstring context_menu_name_; +}; // GuiWorkArea - /// The slot connected to SyntheticMouseEvent::timeout. - void generateSyntheticMouseEvent(); +class EmbeddedWorkArea : public GuiWorkArea +{ + Q_OBJECT +public: /// - SyntheticMouseEvent synthetic_mouse_event_; + EmbeddedWorkArea(QWidget *); + ~EmbeddedWorkArea(); - /// Our client side painting device. - QPixmap paint_device_; + /// Dummy methods for Designer. + void setWidgetResizable(bool) {} + void setWidget(QWidget *) {} - /// \todo remove - QTimer step_timer_; + QSize sizeHint () const; + /// + void disable(); - /// \todo remove - std::queue > keyeventQueue_; +protected: + /// + void closeEvent(QCloseEvent * ev); + /// + void hideEvent(QHideEvent *ev); + +private: + /// Embedded Buffer. + Buffer * buffer_; +}; // EmbeddedWorkArea - double_click dc_event_; +/// A tabbed set of GuiWorkAreas. +class TabWorkArea : public QTabWidget +{ + Q_OBJECT +public: + TabWorkArea(QWidget * parent = 0); + + /// + void setFullScreen(bool full_screen); + void showBar(bool show); + void closeAll(); + bool setCurrentWorkArea(GuiWorkArea *); + GuiWorkArea * addWorkArea(Buffer & buffer, GuiView & view); + bool removeWorkArea(GuiWorkArea *); + GuiWorkArea * currentWorkArea(); + GuiWorkArea * workArea(Buffer & buffer); + GuiWorkArea * workArea(int index); + +Q_SIGNALS: + /// + void currentWorkAreaChanged(GuiWorkArea *); + /// + void lastWorkAreaRemoved(); + +public Q_SLOTS: + /// close current buffer, or the one given by \c clicked_tab_ + void closeCurrentBuffer(); + /// hide current tab, or the one given by \c clicked_tab_ + void hideCurrentTab(); + /// close the tab given by \c index + void closeTab(int index); + /// + void updateTabTexts(); + +private Q_SLOTS: + /// + void on_currentTabChanged(int index); + /// + void showContextMenu(const QPoint & pos); + /// + void moveTab(int fromIndex, int toIndex); + /// + void mouseDoubleClickEvent(QMouseEvent * event); + +private: /// - int cursor_x_; + int clicked_tab_; /// - int cursor_y_; + QToolButton * closeBufferButton; +}; // TabWorkArea + + +class DragTabBar : public QTabBar +{ + Q_OBJECT +public: /// - int cursor_w_; + DragTabBar(QWidget * parent = 0); + +#if QT_VERSION < 0x040300 /// - int cursor_h_; + int tabAt(QPoint const & position) const; +#endif + +protected: /// - QPixmap hcursor_; + void mousePressEvent(QMouseEvent * event); /// - QPixmap vcursor_; + void mouseMoveEvent(QMouseEvent * event); /// - bool show_hcursor_; + void dragEnterEvent(QDragEnterEvent * event); /// - bool show_vcursor_; + void dropEvent(QDropEvent * event); + +private: /// - bool lshape_cursor_; + QPoint dragStartPos_; /// - QColor cursor_color_; + int dragCurrentIndex_; + +Q_SIGNALS: /// - CursorShape cursor_shape_; + void tabMoveRequested(int fromIndex, int toIndex); }; } // namespace frontend