#include "metricsinfo.h"
#include "paragraph.h"
#include "rowpainter.h"
-#include "version.h"
-
-#include "graphics/GraphicsImage.h"
-#include "graphics/GraphicsLoader.h"
#include "gettext.h"
-#include "support/filetools.h" // LibFileSearch
#include "support/forkedcontr.h"
#include <boost/utility.hpp>
#include <boost/bind.hpp>
#include <boost/current_function.hpp>
-using lyx::support::libFileSearch;
using lyx::support::ForkedcallsController;
using std::endl;
using std::string;
-namespace lyx {
-namespace frontend {
-
-// FIXME: The SplashScreen should be transfered to the
-// LyXView and create a WorkArea only when a new buffer exists. This
-// will allow to call WorkArea::redraw() in the constructor.
-class SplashScreen : boost::noncopyable, boost::signals::trackable {
-public:
- /// This is a singleton class. Get the instance.
- static SplashScreen const & get();
- ///
- lyx::graphics::Image const * image() const { return loader_.image(); }
- ///
- string const & text() const { return text_; }
- ///
- LyXFont const & font() const { return font_; }
- ///
- void connect(lyx::graphics::Loader::slot_type const & slot) const {
- loader_.connect(slot);
- }
- ///
- void startLoading() const {
- if (loader_.status() == lyx::graphics::WaitingToLoad)
- loader_.startLoading();
- }
-
-private:
- /** Make the c-tor private so we can control how many objects
- * are instantiated.
- */
- SplashScreen();
-
- ///
- lyx::graphics::Loader loader_;
- /// The text to be written on top of the pixmap
- string const text_;
- /// in this font...
- LyXFont font_;
-};
-
-
-SplashScreen const & SplashScreen::get()
-{
- static SplashScreen singleton;
- return singleton;
-}
-
-
-SplashScreen::SplashScreen()
- : text_(lyx_version ? lyx_version : "unknown")
-{
- if (!lyxrc.show_banner)
- return;
-
- string const file = libFileSearch("images", "banner", "ppm");
- if (file.empty())
- return;
-
- // The font used to display the version info
- font_.setFamily(LyXFont::SANS_FAMILY);
- font_.setSeries(LyXFont::BOLD_SERIES);
- font_.setSize(LyXFont::SIZE_NORMAL);
- font_.setColor(LColor::yellow);
-
- // Load up the graphics file
- loader_.reset(file);
-}
-
namespace {
// All the below connection objects are needed because of a bug in some
} // anon namespace
-WorkArea::WorkArea(LyXView & lyx_view)
- : buffer_view_(0), lyx_view_(lyx_view), greyed_out_(true),
- cursor_visible_(false), cursor_timeout_(400)
+namespace lyx {
+namespace frontend {
+
+WorkArea::WorkArea(int id, LyXView & lyx_view)
+ : buffer_view_(0), lyx_view_(lyx_view), greyed_out_(true),
+ id_(id), cursor_visible_(false), cursor_timeout_(400)
{
// Start loading the pixmap as soon as possible
- if (lyxrc.show_banner) {
- SplashScreen const & splash = SplashScreen::get();
- splash.connect(boost::bind(&WorkArea::checkAndGreyOut, this));
- splash.startLoading();
- }
+ //if (lyxrc.show_banner) {
+ // showBanner();
+ //}
// Setup the signals
timecon = cursor_timeout_.timeout
lyx_view_.disconnectBufferView();
}
- theApp->setBufferView(buffer_view);
-
hideCursor();
buffer_view_ = buffer_view;
toggleCursor();
}
-void WorkArea::checkAndGreyOut()
+void WorkArea::stopBlinkingCursor()
{
- if (greyed_out_)
- greyOut();
+ cursor_timeout_.stop();
+ hideCursor();
}
-void WorkArea::redraw()
+void WorkArea::startBlinkingCursor()
{
- if (!buffer_view_)
- return;
+ showCursor();
+ cursor_timeout_.restart();
+}
- if (!buffer_view_->buffer()) {
- greyOut();
- updateScrollbar();
+
+void WorkArea::redraw()
+{
+ if (!buffer_view_ || !buffer_view_->buffer()) {
+ greyed_out_ = true;
+ // The argument here are meaningless.
+ expose(1,1,1,1);
return;
}
- buffer_view_->updateMetrics(false);
+ // No need to do anything if this is the current view. The BufferView
+ // metrics are already up to date.
+ if (&lyx_view_ != theApp()->currentView())
+ // FIXME: it would be nice to optimize for the off-screen case.
+ buffer_view_->updateMetrics(false);
updateScrollbar();
ViewMetricsInfo const & vi = buffer_view_->viewMetricsInfo();
greyed_out_ = false;
- getPainter().start();
- paintText(*buffer_view_, vi, getPainter());
- lyxerr[Debug::DEBUG] << "Redraw screen" << endl;
+
+ if (lyxerr.debugging(Debug::WORKAREA)) {
+ lyxerr[Debug::WORKAREA] << "WorkArea::redraw screen" << endl;
+ }
int const ymin = std::max(vi.y1, 0);
- int const ymax =
- ( vi.p2 < vi.size - 1 ? vi.y2 : height() );
+ int const ymax = vi.p2 < vi.size - 1 ? vi.y2 : height();
+
expose(0, ymin, width(), ymax - ymin);
- getPainter().end();
- lyxerr[Debug::DEBUG]
- << " ymin = " << ymin << " width() = " << width()
- << " ymax-ymin = " << ymax-ymin << std::endl;
+ //lyxerr[Debug::WORKAREA]
+ //<< " ymin = " << ymin << " width() = " << width()
+// << " ymax-ymin = " << ymax-ymin << std::endl;
+
+ if (lyxerr.debugging(Debug::WORKAREA))
+ buffer_view_->coordCache().dump();
}
void WorkArea::processKeySym(LyXKeySymPtr key,
key_modifier::state state)
{
- hideCursor();
+ // In order to avoid bad surprise in the middle of an operation, we better stop
+ // the blinking cursor.
+ stopBlinkingCursor();
+
+ theLyXFunc().setLyXView(&lyx_view_);
theLyXFunc().processKeySym(key, state);
- /* This is perhaps a bit of a hack. When we move
- * around, or type, it's nice to be able to see
- * the cursor immediately after the keypress. So
- * we reset the toggle timeout and force the visibility
- * of the cursor. Note we cannot do this inside
- * dispatch() itself, because that's called recursively.
+ /* When we move around, or type, it's nice to be able to see
+ * the cursor immediately after the keypress.
*/
-// if (buffer_view_->buffer())
- toggleCursor();
-
- // uneeded "redraw()" call commented out for now.
- // When/if the call to LyXView::redrawWorkArea() in "lyxfunc.C:1610"
- // is not needed anymore, this line should be uncommented out
- //redraw();
+ startBlinkingCursor();
}
return;
}
- buffer_view_->workAreaDispatch(cmd0);
+ theLyXFunc().setLyXView(&lyx_view_);
+
+ bool needRedraw = buffer_view_->workAreaDispatch(cmd0);
// Skip these when selecting
if (cmd0.action != LFUN_MOUSE_MOTION) {
lyx_view_.updateToolbars();
}
- // Slight hack: this is only called currently when we
- // clicked somewhere, so we force through the display
- // of the new status here.
- lyx_view_.clearMessage();
+
+ // GUI tweaks except with mouse motion with no button pressed.
+ if (!(cmd0.action == LFUN_MOUSE_MOTION
+ && cmd0.button() == mouse_button::none)) {
+ // Slight hack: this is only called currently when we
+ // clicked somewhere, so we force through the display
+ // of the new status here.
+ lyx_view_.clearMessage();
+
+ // Show the cursor immediately after any operation.
+ hideCursor();
+ toggleCursor();
+ }
- redraw();
+ if (needRedraw)
+ redraw();
}
lyx_view_.message(_("Formatting document..."));
buffer_view_->workAreaResize(width(), height());
lyx_view_.updateLayoutChoice();
- redraw();
lyx_view_.busy(false);
lyx_view_.clearMessage();
}
}
-void WorkArea::greyOut()
-{
- greyed_out_ = true;
- getPainter().start();
-
- getPainter().fillRectangle(0, 0,
- width(),
- height(),
- LColor::bottomarea);
-
- // Add a splash screen to the centre of the work area
- SplashScreen const & splash = SplashScreen::get();
- lyx::graphics::Image const * const splash_image = splash.image();
- if (splash_image) {
- int const w = splash_image->getWidth();
- int const h = splash_image->getHeight();
-
- int x = (width() - w) / 2;
- int y = (height() - h) / 2;
-
- getPainter().image(x, y, w, h, *splash_image);
-
- x += 260;
- y += 265;
-
- string stext = splash.text();
- docstring dstext(stext.begin(), stext.end());
- getPainter().text(x, y, dstext, splash.font());
- }
- expose(0, 0, width(), height());
- getPainter().end();
-}
-
-
void WorkArea::showCursor()
{
if (cursor_visible_)