* Full author contact details are available in file CREDITS.
*/
-// X11 use a define called CursorShape, and we really want to use
-// that name our selves. Therefore we do something similar to what is done
-// in kde/fixx11h.h:
-namespace X {
-#ifdef CursorShape
-#ifndef FIXX11H_CursorShape
-#define FIXX11H_CursorShape
-int const XCursorShape = CursorShape;
-#undef CursorShape
-int const CursorShape = CursorShape;
-#endif
-#undef CursorShape
-#endif
-} // namespace X
-
-
#ifndef BASE_WORKAREA_H
#define BASE_WORKAREA_H
-#include "frontends/key_state.h"
-#include "frontends/LyXKeySym.h"
-#include "frontends/Timeout.h"
-
-
-class BufferView;
-class FuncRequest;
-class LyXView;
+#include "frontends/KeyModifier.h"
namespace lyx {
-namespace frontend {
-class Painter;
-
-/// types of cursor in work area
-enum CursorShape {
- /// normal I-beam
- BAR_SHAPE,
- /// L-shape for locked insets of a different language
- L_SHAPE,
- /// reverse L-shape for RTL text
- REVERSED_L_SHAPE
-};
+namespace frontend {
/**
- * The work area class represents the widget that provides the
- * view onto a document. It is owned by the BufferView, and
- * is responsible for handing events back to its owning BufferView.
- * It works in concert with the BaseScreen class to update the
- * widget view of a document.
+ * The work area class represents the widget that provides the view
+ * onto a document. It owns the BufferView, and is responsible for
+ * handing events back to its BufferView.
*/
-class WorkArea {
-public:
- WorkArea(LyXView & lyx_view);
-
- virtual ~WorkArea() {}
-
- void setBufferView(BufferView * buffer_view);
-
- ///
- BufferView & bufferView();
- ///
- BufferView const & bufferView() const;
-
-
- /// return the painter object for this work area
- virtual Painter & getPainter() = 0;
-
- /// return the width of the work area in pixels
- virtual int width() const = 0;
-
- /// return the height of the work area in pixels
- virtual int height() const = 0;
-
- /**
- * Update the scrollbar.
- * @param height the total document height in pixels
- * @param pos the current position in the document, in pixels
- * @param line_height the line-scroll amount, in pixels
- */
- virtual void setScrollbarParams(int height, int pos, int line_height) = 0;
-
- /// redraw the screen, without using existing pixmap
- virtual void redraw();
-
- /// grey out (no buffer)
- void greyOut();
-
- /// FIXME: should be protected, public until the qt3 and gtk frontends are
- /// cleaned up.
- void processKeySym(LyXKeySymPtr key, key_modifier::state state);
-
-protected:
- /// cause the display of the given area of the work area
- virtual void expose(int x, int y, int w, int h) = 0;
-
+class WorkArea
+{
public:
- /// FIXME: This is public because of qt3 and gtk, should be protected
- void dispatch(FuncRequest const & cmd0);
-
- /// FIXME: This is public because of qt3 and gtk, should be protected
- void resizeBufferView();
-
- /// FIXME: This is public because of qt3 and gtk, should be protected
- void scrollBufferView(int position);
-
-protected:
- /// hide the visible cursor, if it is visible
- void hideCursor();
-
- /// show the cursor if it is not visible
- void showCursor();
-
- /// toggle the cursor's visibility
- void toggleCursor();
-
- /// hide the cursor
- virtual void removeCursor() = 0;
-
- /// paint the cursor and store the background
- virtual void showCursor(int x, int y, int h, CursorShape shape) = 0;
-
- ///
- BufferView * buffer_view_;
-
///
- LyXView & lyx_view_;
+ virtual ~WorkArea() {}
-private:
- ///
- void checkAndGreyOut();
+ /// Update metrics if needed and schedule a paint event
+ virtual void scheduleRedraw(bool update_metrics) = 0;
- ///
- bool greyed_out_;
+ /// close this work area.
+ /// Slot for Buffer::closing signal.
+ virtual void close() = 0;
- /// is the cursor currently displayed
- bool cursor_visible_;
-
- ///
- Timeout cursor_timeout_;
+ /// Update window titles of all users.
+ virtual void updateWindowTitle() = 0;
};
} // namespace frontend
projects / lyx.git / blobdiff