X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Finsets%2Finset.C;h=21ca38df6c5f569c926d1714fdae411304a1423b;hb=a4e4ebc7eb7752c688ae2d87a2e89728d3d66ff9;hp=12a904a78f78d3d1a57ce558c780d8c8aa9c8c74;hpb=9cdcc414983ddd1d9b3c7a4b26e6ae961ac718ac;p=lyx.git

diff --git a/src/insets/inset.C b/src/insets/inset.C
index 12a904a78f..21ca38df6c 100644
--- a/src/insets/inset.C
+++ b/src/insets/inset.C
@@ -1,155 +1,380 @@
-/* This file is part of
- * ====================================================== 
- * 
- *           LyX, The Document Processor
- * 	 
- *	    Copyright 1995 Matthias Ettrich
- *          Copyright 1995-1999 The LyX Team.
+/**
+ * \file inset.C
+ * This file is part of LyX, the document processor.
+ * Licence details can be found in the file COPYING.
  *
- * ====================================================== */
+ * \author Alejandro Aguilar Sierra
+ * \author Jürgen Vigna
+ * \author Lars Gullik Bjønnes
+ * \author Matthias Ettrich
+ *
+ * Full author contact details are available in file CREDITS
+ */
 
 #include <config.h>
 
-#ifdef __GNUG__
-#pragma implementation "lyxinset.h"
-#endif
 
-#include "lyxinset.h"
-#include "debug.h"
+#include "inset.h"
+
 #include "BufferView.h"
+#include "debug.h"
+#include "funcrequest.h"
+#include "gettext.h"
+#include "lyxcursor.h"
+#include "lyxfont.h"
+#include "lyxtext.h"
+#include "WordLangTuple.h"
+
+#include "frontends/Painter.h"
+#include "frontends/mouse_state.h"
+
+#include "support/lstrings.h"
 #include "support/lstrings.h"
 
-/* Insets default methods */
+using std::endl;
+
+// Insets default methods
+
+// Initialization of the counter for the inset id's,
+unsigned int Inset::inset_id = 0;
+
+Inset::Inset()
+	:	InsetBase(),
+		top_x(0), topx_set(false), top_baseline(0), scx(0),
+	  id_(inset_id++), owner_(0), par_owner_(0),
+	  background_color_(LColor::inherit)
+{}
 
-bool Inset::Deletable() const
+
+Inset::Inset(Inset const & in, bool same_id)
+	:	InsetBase(),
+		top_x(0), topx_set(false), top_baseline(0), scx(0), owner_(0),
+	  name_(in.name_), background_color_(in.background_color_)
 {
-  return true;
+	if (same_id)
+		id_ = in.id();
+	else
+		id_ = inset_id++;
 }
 
 
-bool Inset::DirectWrite() const
+bool Inset::directWrite() const
 {
-  return false;
+	return false;
 }
 
 
-unsigned char Inset::Editable() const
+Inset::EDITABLE Inset::editable() const
 {
-  return 0;
+	return NOT_EDITABLE;
 }
 
 
-void Inset::Validate(LaTeXFeatures &) const
+void Inset::edit(BufferView *, int, int, mouse_button::state)
+{}
+
+
+void Inset::validate(LaTeXFeatures &) const
+{}
+
+
+bool Inset::autoDelete() const
 {
+	return false;
 }
 
 
-bool Inset::AutoDelete() const
+void Inset::edit(BufferView *, bool)
+{}
+
+
+Inset::RESULT Inset::localDispatch(FuncRequest const &)
 {
-  return false;
+	return UNDISPATCHED;
 }
 
 
-void Inset::Edit(BufferView *, int, int, unsigned int)
+#if 0
+LyXFont const Inset::convertFont(LyXFont const & font) const
 {
+#if 1
+	return font;
+#else
+	return LyXFont(font);
+#endif
 }
+#endif
 
 
-LyXFont Inset::ConvertFont(LyXFont font)
+string const Inset::editMessage() const
 {
-  return font;
+	return _("Opened inset");
 }
 
 
- /* some stuff for inset locking */
+LyXText * Inset::getLyXText(BufferView const * bv, bool const) const
+{
+	if (owner())
+		return owner()->getLyXText(bv, false);
+	else
+		return bv->text;
+}
+
 
-void UpdatableInset::InsetButtonPress(BufferView *, int x, int y, int button)
+void Inset::setBackgroundColor(LColor::color color)
 {
-	lyxerr.debug() << "Inset Button Press x=" << x
-		       << ", y=" << y << ", button=" << button << endl;
+	background_color_ = color;
 }
 
 
-void UpdatableInset::InsetButtonRelease(BufferView *, int x, int y, int button)
+LColor::color Inset::backgroundColor() const
 {
-	lyxerr.debug() << "Inset Button Release x=" << x
-		       << ", y=" << y << ", button=" << button << endl;
+	if (background_color_ == LColor::inherit) {
+		if (owner())
+			return owner()->backgroundColor();
+		else
+			return LColor::background;
+	} else
+		return background_color_;
 }
 
 
-void UpdatableInset::InsetKeyPress(XKeyEvent *)
+int Inset::id() const
+{
+	return id_;
+}
+
+void Inset::id(int id_arg)
 {
-	lyxerr.debug() << "Inset Keypress" << endl;
+	id_ = id_arg;
 }
 
+void Inset::setFont(BufferView *, LyXFont const &, bool, bool)
+{}
+
 
-void UpdatableInset::InsetMotionNotify(BufferView *, int x, int y, int state)
+bool Inset::forceDefaultParagraphs(Inset const * in) const
 {
-	lyxerr.debug() << "Inset Motion Notify x=" << x
-		       << ", y=" << y << ", state=" << state << endl;
+	if (owner())
+		return owner()->forceDefaultParagraphs(in);
+	return false;
 }
 
+int Inset::latexTextWidth(BufferView * bv) const
+{
+	if (owner())
+		return (owner()->latexTextWidth(bv));
+	return bv->workWidth();
+}
+
+// some stuff for inset locking
+
+UpdatableInset::UpdatableInset()
+	: Inset(), cursor_visible_(false), block_drawing_(false)
+{}
+
 
-void UpdatableInset::InsetUnlock(BufferView *)
+UpdatableInset::UpdatableInset(UpdatableInset const & in, bool same_id)
+	: Inset(in, same_id), cursor_visible_(false), block_drawing_(false)
+{}
+
+
+void UpdatableInset::insetUnlock(BufferView *)
 {
-	lyxerr.debug() << "Inset Unlock" << endl;
+	lyxerr[Debug::INFO] << "Inset Unlock" << endl;
 }
 
 
 // An updatable inset is highly editable by definition
-unsigned char UpdatableInset::Editable() const
+Inset::EDITABLE UpdatableInset::editable() const
+{
+	return HIGHLY_EDITABLE;
+}
+
+
+void UpdatableInset::toggleInsetCursor(BufferView *)
+{}
+
+
+void UpdatableInset::showInsetCursor(BufferView *, bool)
+{}
+
+
+void UpdatableInset::hideInsetCursor(BufferView *)
+{}
+
+
+void UpdatableInset::fitInsetCursor(BufferView *) const
+{}
+
+
+void UpdatableInset::edit(BufferView *, int, int, mouse_button::state)
+{}
+
+
+void UpdatableInset::edit(BufferView *, bool)
+{}
+
+
+void UpdatableInset::draw(BufferView *, LyXFont const &,
+			  int /* baseline */, float & x,
+			  bool/*cleared*/) const
 {
-	return 2; // and what does "2" siginify? (Lgb)
+	x += float(scx);
+	// ATTENTION: don't do the following here!!!
+	//    top_x = int(x);
+	//    top_baseline = baseline;
 }
 
 
-void UpdatableInset::ToggleInsetCursor(BufferView *)
+void UpdatableInset::scroll(BufferView * bv, float s) const
 {
+	LyXFont font;
+
+	if (!s) {
+		scx = 0;
+		return;
+	}
+
+	int const workW = bv->workWidth();
+	int const tmp_top_x = top_x - scx;
+
+	if (tmp_top_x > 0 &&
+	    (tmp_top_x + width(bv, font)) < workW)
+		return;
+	if (s > 0 && top_x > 0)
+		return;
+
+	// int mx_scx=abs((width(bv,font) - bv->workWidth())/2);
+	//int const save_scx = scx;
+
+	scx = int(s * workW / 2);
+	// if (!display())
+	// scx += 20;
+
+	if ((tmp_top_x + scx + width(bv, font)) < (workW / 2)) {
+		scx += (workW / 2) - (tmp_top_x + scx + width(bv, font));
+	}
+
+	// bv->updateInset(const_cast<UpdatableInset *>(this), false);
 }
 
-void UpdatableInset::Edit(BufferView * bv, int, int, unsigned int)
+void UpdatableInset::scroll(BufferView * bv, int offset) const
 {
-    LyXFont
-	font;
-//    bview = bv;
-    scx = 0;
+	if (offset > 0) {
+		if (!scx && top_x >= 20)
+			return;
+		if ((top_x + offset) > 20)
+			scx = 0;
+		// scx += offset - (top_x - scx + offset - 20);
+		else
+			scx += offset;
+	} else {
+		LyXFont const font;
+		if (!scx && (top_x + width(bv, font)) < (bv->workWidth() - 20))
+			return;
+		if ((top_x - scx + offset + width(bv, font)) < (bv->workWidth() - 20)) {
+			scx = bv->workWidth() - width(bv, font) - top_x + scx - 20;
+		} else {
+			scx += offset;
+		}
+	}
+//	bv->updateInset(const_cast<UpdatableInset *>(this), false);
+}
+
 
-    mx_scx=abs((width(bv->getPainter(), font) - bv->paperWidth())/2);
+///  An updatable inset could handle lyx editing commands
+Inset::RESULT UpdatableInset::localDispatch(FuncRequest const & ev)
+{
+	if (ev.action == LFUN_MOUSE_RELEASE)
+		return (editable() == IS_EDITABLE) ? DISPATCHED : UNDISPATCHED;
+
+	if (!ev.argument.empty() && ev.action == LFUN_SCROLL_INSET) {
+		if (ev.argument.find('.') != ev.argument.npos) {
+			float const xx = static_cast<float>(strToDbl(ev.argument));
+			scroll(ev.view(), xx);
+		} else {
+			int const xx = strToInt(ev.argument);
+			scroll(ev.view(), xx);
+		}
+		ev.view()->updateInset(this, false);
+
+		return DISPATCHED;
+	}
+	return UNDISPATCHED;
 }
 
 
-void UpdatableInset::draw(Painter &, LyXFont const &,
-			  int baseline, float & x) const
+int UpdatableInset::getMaxWidth(BufferView * bv, UpdatableInset const *) const
 {
-    if (scx) x += float(scx);
-    top_x = int(x);
-    top_baseline = baseline;
+	int w;
+	if (owner()) {
+		w = static_cast<UpdatableInset*>
+			(owner())->getMaxWidth(bv, this);
+	} else {
+		w = bv->text->workWidth(bv, const_cast<UpdatableInset *>(this));
+	}
+	if (w < 0) {
+		return -1;
+	}
+	// check for margins left/right and extra right margin "const 5"
+	if ((w - ((2 * TEXT_TO_INSET_OFFSET) + 5)) >= 0)
+		w -= (2 * TEXT_TO_INSET_OFFSET) + 5;
+	if (topx_set && owner()) {
+		w -= top_x;
+		w += owner()->x();
+	} else if (owner()) {
+		// this is needed as otherwise we might have a too large inset if
+		// its top_x afterwards changes to LeftMargin so we try to put at
+		// least the default margin as top_x
+		w -= 20;
+	}
+	if (w < 10) {
+		w = 10;
+	}
+	return w;
 }
 
 
-void UpdatableInset::SetFont(LyXFont const &, bool )
+LyXCursor const & Inset::cursor(BufferView * bv) const
 {
+	if (owner())
+		return owner()->getLyXText(bv, false)->cursor;
+	return bv->text->cursor;
 }
 
-///  An updatable inset could handle lyx editing commands
-#ifdef SCROLL_INSET
-UpdatableInset::RESULT
-UpdatableInset::LocalDispatch(BufferView *, 
-			      int action, string const & arg) 
-#else
-UpdatableInset::RESULT
-UpdatableInset::LocalDispatch(BufferView *, int, string const &)
-#endif
+
+WordLangTuple const
+UpdatableInset::selectNextWordToSpellcheck(BufferView *bv, float & value) const
 {
-#ifdef SCROLL_INSET
-    if (action==LFUN_SCROLL_INSET)
-	{
-	    float xx;
-	    sscanf(arg.c_str(), "%f", &xx);	
-	    scroll(xx);
+	// we have to unlock ourself in this function by default!
+	bv->unlockInset(const_cast<UpdatableInset *>(this));
+	value = 0;
+	return WordLangTuple();
+}
 
-	    return DISPATCHED;
-	}
-#endif
-    return UNDISPATCHED; 
+
+bool UpdatableInset::nextChange(BufferView * bv, lyx::pos_type &)
+{
+	// we have to unlock ourself in this function by default!
+	bv->unlockInset(const_cast<UpdatableInset *>(this));
+	return false;
+}
+
+ 
+bool UpdatableInset::searchForward(BufferView * bv, string const &,
+				   bool, bool)
+{
+	// we have to unlock ourself in this function by default!
+	bv->unlockInset(const_cast<UpdatableInset *>(this));
+	return false;
+}
+
+
+bool UpdatableInset::searchBackward(BufferView * bv, string const &,
+				    bool, bool)
+{
+	// we have to unlock ourself in this function by default!
+	bv->unlockInset(const_cast<UpdatableInset *>(this));
+	return false;
 }