X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2Ftext3.C;h=b620c11e71143e39b4b4255989c0dca7623d3dcf;hb=29f01faa17495e3d80c08f234c8f049c7d699ac1;hp=fa90c2e43ef3d6d94612e2866f0d00f8b9c9d3cf;hpb=a1e77e762d696bbd08d01ef4198cbbd7e4fe1a72;p=lyx.git

diff --git a/src/text3.C b/src/text3.C
index fa90c2e43e..b620c11e71 100644
--- a/src/text3.C
+++ b/src/text3.C
@@ -23,13 +23,15 @@
 #include "gettext.h"
 #include "factory.h"
 #include "intl.h"
+#include "box.h"
 #include "language.h"
 #include "support/lstrings.h"
 #include "frontends/LyXView.h"
 #include "frontends/screen.h"
-#include "frontends/WorkArea.h"
+#include "frontends/Dialogs.h"
 #include "insets/insetspecialchar.h"
 #include "insets/insettext.h"
+#include "insets/insetbib.h"
 #include "insets/insetquotes.h"
 #include "insets/insetcommand.h"
 #include "undo_funcs.h"
@@ -40,6 +42,12 @@
 using std::endl;
 
 extern string current_layout;
+extern int bibitemMaxWidth(BufferView *, LyXFont const &);
+
+// the selection possible is needed, that only motion events are
+// used, where the bottom press event was on the drawing area too 
+bool selection_possible = false;
+
 
 namespace {
 
@@ -58,7 +66,7 @@ namespace {
 			//if (fitcur)
 			//	bv->update(lt, BufferView::SELECT|BufferView::FITCUR);
 			//else
-				bv->update(lt, BufferView::SELECT);
+			bv->update(lt, BufferView::SELECT|BufferView::FITCUR);
 			bv->showCursor();
 		} else if (bv->text->status() != LyXText::UNCHANGED) {
 			bv->theLockingInset()->hideInsetCursor(bv);
@@ -67,7 +75,7 @@ namespace {
 		}
 
 		if (!lt->selection.set())
-			bv->workarea().haveSelection(false);
+			bv->haveSelection(false);
 
 		bv->switchKeyMap();
 	}
@@ -80,6 +88,81 @@ namespace {
 		bv->owner()->view_state_changed();
 	}
 
+	// check if the given co-ordinates are inside an inset at the
+	// given cursor, if one exists. If so, the inset is returned,
+	// and the co-ordinates are made relative. Otherwise, 0 is returned.
+	Inset * checkInset(BufferView * bv, LyXText const & text,
+		LyXCursor const & cur, int & x, int & y)
+	{
+		lyx::pos_type const pos = cur.pos();
+		Paragraph /*const*/ & par = *cur.par();
+
+		if (pos >= par.size() || !par.isInset(pos))
+			return 0;
+
+		Inset /*const*/ * inset = par.getInset(pos);
+
+		if (!isEditableInset(inset)) 
+			return 0;
+
+		// get inset dimensions
+		lyx::Assert(par.getInset(pos));
+
+		LyXFont const & font = text.getFont(bv->buffer(), &par, pos);
+
+		int const width = inset->width(bv, font);
+		int const inset_x = font.isVisibleRightToLeft()
+			? (cur.ix() - width) : cur.ix();
+
+		Box b(
+			inset_x + inset->scroll(),
+			inset_x + width,
+			cur.iy() - inset->ascent(bv, font),
+			cur.iy() + inset->descent(bv, font)
+		);
+
+		if (!b.contained(x, y)) {
+			lyxerr[Debug::GUI] << "Missed inset at x,y " << x << "," << y
+				<< " box " << b << endl;
+			return 0;
+		}
+
+		text.setCursor(bv, &par, pos, true);
+
+		x -= b.x1;
+		// The origin of an inset is on the baseline
+		y -= text.cursor.iy();
+
+		return inset;
+	}
+
+} // anon namespace
+
+
+Inset * LyXText::checkInsetHit(BufferView * bv, int & x, int & y) const
+{
+	int y_tmp = y + first_y;
+
+	LyXCursor cur;
+	setCursorFromCoordinates(bv, cur, x, y_tmp);
+
+	Inset * inset = checkInset(bv, *this, cur, x, y_tmp);
+	if (inset) {
+		y = y_tmp;
+		return inset;
+	}
+
+	// look at previous position
+	if (cur.pos() == 0)
+		return 0;
+
+	// move back one
+	setCursor(bv, cur, cur.par(), cur.pos() - 1, true);
+
+	inset = checkInset(bv, *this, cur, x, y_tmp);
+	if (inset)
+		y = y_tmp;
+	return inset;
 }
 
 
@@ -157,7 +240,7 @@ void LyXText::cursorPrevious(BufferView * bv)
 {
 	if (!cursor.row()->previous()) {
 		if (first_y > 0) {
-			int new_y = bv->text->first_y - bv->workarea().workHeight();
+			int new_y = bv->text->first_y - bv->workHeight();
 			bv->screen().draw(bv->text, bv, new_y < 0 ? 0 : new_y);
 			bv->updateScrollbar();
 		}
@@ -177,18 +260,18 @@ void LyXText::cursorPrevious(BufferView * bv)
 		// as we move the cursor or do something while inside the row (it may
 		// span several workarea-heights) we'll move to the top again, but this
 		// is better than just jump down and only display part of the row.
-		new_y = bv->text->first_y - bv->workarea().workHeight();
+		new_y = bv->text->first_y - bv->workHeight();
 	} else {
 		if (inset_owner) {
 			new_y = bv->text->cursor.iy()
 				+ bv->theLockingInset()->insetInInsetY() + y
 				+ cursor.row()->height()
-				- bv->workarea().workHeight() + 1;
+				- bv->workHeight() + 1;
 		} else {
 			new_y = cursor.y()
 				- cursor.row()->baseline()
 				+ cursor.row()->height()
-				- bv->workarea().workHeight() + 1;
+				- bv->workHeight() + 1;
 		}
 	}
 	bv->screen().draw(bv->text, bv, new_y < 0 ? 0 : new_y);
@@ -209,15 +292,15 @@ void LyXText::cursorNext(BufferView * bv)
 	if (!cursor.row()->next()) {
 		int y = cursor.y() - cursor.row()->baseline() +
 			cursor.row()->height();
-		if (y > int(first_y + bv->workarea().workHeight())) {
+		if (y > int(first_y + bv->workHeight())) {
 			bv->screen().draw(bv->text, bv,
-						  bv->text->first_y + bv->workarea().workHeight());
+						  bv->text->first_y + bv->workHeight());
 			bv->updateScrollbar();
 		}
 		return;
 	}
 
-	int y = first_y + bv->workarea().workHeight();
+	int y = first_y + bv->workHeight();
 	if (inset_owner && !first_y) {
 		y -= (bv->text->cursor.iy()
 			  - bv->text->first_y
@@ -228,7 +311,7 @@ void LyXText::cursorNext(BufferView * bv)
 
 	Row * cursorrow = cursor.row();
 	setCursorFromCoordinates(bv, cursor.x_fix(), y);
-	// + workarea().workHeight());
+	// + bv->workHeight());
 	finishUndo();
 
 	int new_y;
@@ -238,7 +321,7 @@ void LyXText::cursorNext(BufferView * bv)
 		// as we move the cursor or do something while inside the row (it may
 		// span several workarea-heights) we'll move to the top again, but this
 		// is better than just jump down and only display part of the row.
-		new_y = bv->text->first_y + bv->workarea().workHeight();
+		new_y = bv->text->first_y + bv->workHeight();
 	} else {
 		if (inset_owner) {
 			new_y = bv->text->cursor.iy()
@@ -253,7 +336,7 @@ void LyXText::cursorNext(BufferView * bv)
 		LyXCursor cur;
 		setCursor(bv, cur, cursor.row()->next()->par(),
 						cursor.row()->next()->pos(), false);
-		if (cur.y() < int(first_y + bv->workarea().workHeight())) {
+		if (cur.y() < int(first_y + bv->workHeight())) {
 			cursorDown(bv, true);
 		}
 	}
@@ -1028,7 +1111,7 @@ Inset::RESULT LyXText::dispatch(FuncRequest const & cmd)
 		// this was originally a beforeChange(bv->text), i.e
 		// the outermost LyXText!
 		bv->beforeChange(this);
-		string const clip = bv->workarea().getClipboard();
+		string const clip = bv->getClipboard();
 		if (!clip.empty()) {
 			if (cmd.argument == "paragraph")
 				insertStringAsParagraphs(bv, clip);
@@ -1057,40 +1140,6 @@ Inset::RESULT LyXText::dispatch(FuncRequest const & cmd)
 		break;
 	}
 
-#if 0
-	case LFUN_INSET_LIST:
-	case LFUN_INSET_THEOREM:
-#endif
-	case LFUN_INSERT_NOTE:
-	case LFUN_INSET_ERT:
-	case LFUN_INSET_EXTERNAL:
-	case LFUN_INSET_FLOAT:
-	case LFUN_INSET_FOOTNOTE:
-	case LFUN_INSET_MARGINAL:
-	case LFUN_INSET_MINIPAGE:
-	case LFUN_INSET_OPTARG:
-	case LFUN_INSET_WIDE_FLOAT:
-	case LFUN_TABULAR_INSERT:
-	{
-		Inset * inset = createInset(cmd);
-		if (inset) {
-			bool gotsel = false;
-			if (selection.set()) {
-				cutSelection(bv, true, false);
-				gotsel = true;
-			}
-			if (bv->insertInset(inset)) {
-				inset->edit(bv);
-				if (gotsel)
-					bv->owner()->dispatch(FuncRequest(LFUN_PASTESELECTION));
-			}
-			else
-				delete inset;
-		}
-		break;
-	}
-
-
 	case LFUN_QUOTE: {
 		Paragraph const * par = cursor.par();
 		lyx::pos_type pos = cursor.pos();
@@ -1113,7 +1162,7 @@ Inset::RESULT LyXText::dispatch(FuncRequest const & cmd)
 		break;
 	}
 
-	case LFUN_DATE_INSERT:  { // jdblair: date-insert cmd
+	case LFUN_DATE_INSERT: {
 		time_t now_time_t = time(NULL);
 		struct tm * now_tm = localtime(&now_time_t);
 		setlocale(LC_TIME, "");
@@ -1135,6 +1184,331 @@ Inset::RESULT LyXText::dispatch(FuncRequest const & cmd)
 		break;
 	}
 
+	case LFUN_MOUSE_TRIPLE:
+		if (!bv->buffer())
+			break;
+		if (bv_owner && bv->theLockingInset())
+			break;
+		if (cmd.button() == mouse_button::button1) {
+			if (bv_owner) {
+				bv->screen().hideCursor();
+				bv->screen().toggleSelection(this, bv);
+			}
+			cursorHome(bv);
+			selection.cursor = cursor;
+			cursorEnd(bv);
+			setSelection(bv);
+			if (bv_owner)
+				bv->screen().toggleSelection(this, bv, false);
+			update(bv, false);
+			bv->haveSelection(selection.set());
+		}
+		break;
+
+	case LFUN_MOUSE_DOUBLE:
+		if (!bv->buffer())
+			break;
+		if (bv_owner && bv->theLockingInset())
+			break;
+		if (cmd.button() == mouse_button::button1) {
+			if (bv_owner) {
+				bv->screen().hideCursor();
+				bv->screen().toggleSelection(this, bv);
+				selectWord(bv, LyXText::WHOLE_WORD_STRICT);
+				bv->screen().toggleSelection(this, bv, false);
+			} else {
+				selectWord(bv, LyXText::WHOLE_WORD_STRICT);
+			}
+			update(bv, false);
+			bv->haveSelection(selection.set());
+		}
+		break;
+
+	case LFUN_MOUSE_MOTION:
+	{
+		// Only use motion with button 1
+		//if (ev.button() != mouse_button::button1)
+		//	return false;
+
+		if (!bv->buffer())
+			break;
+
+		// Check for inset locking
+		if (bv->theLockingInset()) {
+			Inset * tli = bv->theLockingInset();
+			LyXCursor cursor = bv->text->cursor;
+			LyXFont font = bv->text->getFont(bv->buffer(),
+								cursor.par(), cursor.pos());
+			int width = tli->width(bv, font);
+			int inset_x = font.isVisibleRightToLeft()
+				? cursor.ix() - width : cursor.ix();
+			int start_x = inset_x + tli->scroll();
+			FuncRequest cmd1 = cmd;
+			cmd1.x = cmd.x - start_x;
+			cmd1.y = cmd.y - cursor.iy() + bv->text->first_y;
+			tli->localDispatch(cmd1);
+			break;
+		}
+
+		// The test for not selection possible is needed, that only motion
+		// events are used, where the bottom press event was on
+		//  the drawing area too
+		if (!selection_possible) {
+			lyxerr[Debug::ACTION]
+				<< "BufferView::Pimpl::Dispatch: no selection possible\n";
+			break;
+		}
+
+		bv->screen().hideCursor();
+
+		Row * cursorrow = bv->text->cursor.row();
+		bv->text->setCursorFromCoordinates(bv, cmd.x, cmd.y + bv->text->first_y);
+	#if 0
+		// sorry for this but I have a strange error that the y value jumps at
+		// a certain point. This seems like an error in my xforms library or
+		// in some other local environment, but I would like to leave this here
+		// for the moment until I can remove this (Jug 20020418)
+		if (y_before < bv->text->cursor.y())
+			lyxerr << y_before << ":" << bv->text->cursor.y() << endl;
+	#endif
+		// This is to allow jumping over large insets
+		if (cursorrow == bv->text->cursor.row()) {
+			if (cmd.y >= int(bv->workHeight()))
+				bv->text->cursorDown(bv, false);
+			else if (cmd.y < 0)
+				bv->text->cursorUp(bv, false);
+		}
+
+		// Maybe an empty line was deleted
+		if (!bv->text->selection.set())
+			bv->update(bv->text, BufferView::UPDATE);
+		bv->text->setSelection(bv);
+		bv->screen().toggleToggle(bv->text, bv);
+		bv->fitCursor();
+		bv->showCursor();
+		break;
+	}
+
+	// Single-click on work area
+	case LFUN_MOUSE_PRESS:
+	{
+		if (!bv->buffer())
+			break;
+
+		// ok ok, this is a hack (for xforms)
+		// We shouldn't go further down as we really should only do the
+		// scrolling and be done with this. Otherwise we may open some
+		// dialogs (Jug 20020424).
+		if (cmd.button() == mouse_button::button4) {
+			bv->scroll(-lyxrc.wheel_jump);
+			break;
+		}
+		if (cmd.button() == mouse_button::button5) {
+			bv->scroll(lyxrc.wheel_jump);
+			break;
+		}
+
+		int x = cmd.x;
+		int y = cmd.y;
+		Inset * inset_hit = bv->text->checkInsetHit(bv, x, y);
+
+		// Middle button press pastes if we have a selection
+		// We do this here as if the selection was inside an inset
+		// it could get cleared on the unlocking of the inset so
+		// we have to check this first
+		bool paste_internally = false;
+		if (cmd.button() == mouse_button::button2 && selection.set()) {
+			bv->owner()->dispatch(FuncRequest(LFUN_COPY));
+			paste_internally = true;
+		}
+
+		int const screen_first = bv->text->first_y;
+
+		if (bv->theLockingInset()) {
+			// We are in inset locking mode
+
+			// Check whether the inset was hit. If not reset mode,
+			// otherwise give the event to the inset
+			if (inset_hit == bv->theLockingInset()) {
+				FuncRequest cmd1(bv, LFUN_MOUSE_PRESS, x, y, cmd.button());
+				bv->theLockingInset()->localDispatch(cmd1);
+				break;
+			}
+			bv->unlockInset(bv->theLockingInset());
+		}
+
+		if (!inset_hit)
+			selection_possible = true;
+		bv->screen().hideCursor();
+
+		// Clear the selection
+		bv->screen().toggleSelection(bv->text, bv);
+		bv->text->clearSelection();
+		bv->text->fullRebreak(bv);
+		bv->update();
+		bv->updateScrollbar();
+
+		// Single left click in math inset?
+		if (isHighlyEditableInset(inset_hit)) {
+			// Highly editable inset, like math
+			UpdatableInset * inset = static_cast<UpdatableInset *>(inset_hit);
+			selection_possible = false;
+			bv->owner()->updateLayoutChoice();
+			bv->owner()->message(inset->editMessage());
+			//inset->edit(bv, x, y, cmd.button());
+			// We just have to lock the inset before calling a PressEvent on it!
+			// we don't need the edit() call here! (Jug20020329)
+			if (!bv->lockInset(inset))
+				lyxerr[Debug::INSETS] << "Cannot lock inset" << endl;
+			FuncRequest cmd1(bv, LFUN_MOUSE_PRESS, x, y, cmd.button());
+			inset->localDispatch(cmd1);
+			break;
+		}
+		// I'm not sure we should continue here if we hit an inset (Jug20020403)
+
+		// Right click on a footnote flag opens float menu
+		if (cmd.button() == mouse_button::button3) {
+			selection_possible = false;
+			break;
+		}
+
+		if (!inset_hit) // otherwise it was already set in checkInsetHit(...)
+			bv->text->setCursorFromCoordinates(bv, x, y + screen_first);
+		finishUndo();
+		bv->text->selection.cursor = bv->text->cursor;
+		bv->text->cursor.x_fix(bv->text->cursor.x());
+
+		bv->owner()->updateLayoutChoice();
+		if (bv->fitCursor())
+			selection_possible = false;
+
+		// Insert primary selection with middle mouse
+		// if there is a local selection in the current buffer,
+		// insert this
+		if (cmd.button() == mouse_button::button2) {
+			if (paste_internally)
+				bv->owner()->dispatch(FuncRequest(LFUN_PASTE));
+			else
+				bv->owner()->dispatch(FuncRequest(LFUN_PASTESELECTION, "paragraph"));
+			selection_possible = false;
+		}
+		break;
+	}
+
+	case LFUN_MOUSE_RELEASE:
+	{
+		// do nothing if we used the mouse wheel
+		if (!bv->buffer())
+			break;
+	
+		if (cmd.button() == mouse_button::button4
+		 || cmd.button() == mouse_button::button5)
+			break;
+
+		// If we hit an inset, we have the inset coordinates in these
+		// and inset_hit points to the inset.  If we do not hit an
+		// inset, inset_hit is 0, and inset_x == x, inset_y == y.
+		int x = cmd.x;
+		int y = cmd.y;
+		Inset * inset_hit = bv->text->checkInsetHit(bv, x, y);
+
+		if (bv->theLockingInset()) {
+			// We are in inset locking mode.
+
+			// LyX does a kind of work-area grabbing for insets.
+			// Only a ButtonPress FuncRequest outside the inset will
+			// force a insetUnlock.
+			FuncRequest cmd1(bv, LFUN_MOUSE_RELEASE, x, y, cmd.button());
+			bv->theLockingInset()->localDispatch(cmd1);
+			break;
+		}
+
+		selection_possible = false;
+
+		if (cmd.button() == mouse_button::button2)
+			break;
+
+		// finish selection
+		if (cmd.button() == mouse_button::button1)
+			bv->haveSelection(selection.set());
+
+		bv->switchKeyMap();
+		bv->owner()->view_state_changed();
+		bv->owner()->updateMenubar();
+		bv->owner()->updateToolbar();
+
+		// Did we hit an editable inset?
+		if (inset_hit) {
+			selection_possible = false;
+
+			// if we reach this point with a selection, it
+			// must mean we are currently selecting.
+			// But we don't want to open the inset
+			// because that is annoying for the user.
+			// So just pretend we didn't hit it.
+			// this is OK because a "kosher" ButtonRelease
+			// will follow a ButtonPress that clears
+			// the selection.
+			// Note this also fixes selection drawing
+			// problems if we end up opening an inset
+			if (selection.set())
+				break;
+
+			// CHECK fix this proper in 0.13
+			// well, maybe 13.0 !!!!!!!!!
+
+			// Following a ref shouldn't issue
+			// a push on the undo-stack
+			// anylonger, now that we have
+			// keybindings for following
+			// references and returning from
+			// references.  IMHO though, it
+			// should be the inset's own business
+			// to push or not push on the undo
+			// stack. They don't *have* to
+			// alter the document...
+			// (Joacim)
+			// ...or maybe the SetCursorParUndo()
+			// below isn't necessary at all anylonger?
+			if (inset_hit->lyxCode() == Inset::REF_CODE)
+				setCursorParUndo(bv);
+
+			bv->owner()->message(inset_hit->editMessage());
+
+			if (isHighlyEditableInset(inset_hit)) {
+				// Highly editable inset, like math
+				UpdatableInset * inset = (UpdatableInset *) inset_hit;
+				FuncRequest cmd1(bv, LFUN_MOUSE_RELEASE, x, y, cmd.button());
+				inset->localDispatch(cmd1);
+			} else {
+				FuncRequest cmd1(bv, LFUN_MOUSE_RELEASE, x, y, cmd.button());
+				inset_hit->localDispatch(cmd1);
+				// IMO this is a grosshack! Inset's should be changed so that
+				// they call the actions they have to do with the insetButtonRel.
+				// function and not in the edit(). This should be changed
+				// (Jug 20020329)
+#ifdef WITH_WARNINGS
+#warning Please remove donot call inset->edit() here (Jug 20020812)
+#endif
+				inset_hit->edit(bv, x, y, cmd.button());
+			}
+			break;
+		}
+
+		// Maybe we want to edit a bibitem ale970302
+		if (bv->text->cursor.par()->bibkey) {
+			bool const is_rtl =
+				bv->text->cursor.par()->isRightToLeftPar(bv->buffer()->params);
+			int const width =
+				bibitemMaxWidth(bv, bv->buffer()->params.getLyXTextClass().defaultfont());
+			if ((is_rtl && x > bv->text->workWidth(bv)-20-width) ||
+					(!is_rtl && x < 20 + width)) {
+				bv->text->cursor.par()->bibkey->edit(bv, 0, 0, mouse_button::none);
+			}
+		}
+		break;
+	}
+
 	case LFUN_SELFINSERT: {
 		if (cmd.argument.empty())
 			break;
@@ -1150,7 +1524,7 @@ Inset::RESULT LyXText::dispatch(FuncRequest const & cmd)
 				cutSelection(bv, false, false);
 				update(bv);
 			}
-			bv->workarea().haveSelection(false);
+			bv->haveSelection(false);
 		}
 
 		bv->beforeChange(this);
@@ -1173,6 +1547,59 @@ Inset::RESULT LyXText::dispatch(FuncRequest const & cmd)
 		break;
 	}
 
+	case LFUN_HTMLURL: {
+		InsetCommandParams p("htmlurl");
+		bv->owner()->getDialogs().createUrl(p.getAsString());
+		break;
+	}
+
+	case LFUN_URL: {
+		InsetCommandParams p("url");
+		bv->owner()->getDialogs().createUrl(p.getAsString());
+		break;
+	}
+
+
+#if 0
+	case LFUN_INSET_LIST:
+	case LFUN_INSET_THEOREM:
+#endif
+	case LFUN_INSERT_NOTE:
+	case LFUN_INSERT_URL:
+	case LFUN_INSET_CAPTION:
+	case LFUN_INSET_ERT:
+	case LFUN_INSET_EXTERNAL:
+	case LFUN_INSET_FLOAT:
+	case LFUN_INSET_FOOTNOTE:
+	case LFUN_INSET_MARGINAL:
+	case LFUN_INSET_MINIPAGE:
+	case LFUN_INSET_OPTARG:
+	case LFUN_INSET_WIDE_FLOAT:
+	case LFUN_TABULAR_INSERT:
+	case LFUN_INDEX_INSERT:
+	case LFUN_INDEX_PRINT: 
+	case LFUN_PARENTINSERT:
+	case LFUN_TOC_INSERT:
+	{
+		Inset * inset = createInset(cmd);
+		if (inset) {
+			bool gotsel = false;
+			if (selection.set()) {
+				cutSelection(bv, true, false);
+				gotsel = true;
+			}
+			if (bv->insertInset(inset)) {
+				inset->edit(bv);
+				if (gotsel)
+					bv->owner()->dispatch(FuncRequest(LFUN_PASTESELECTION));
+			}
+			else
+				delete inset;
+		}
+		break;
+	}
+
+
 	default:
 		return Inset::UNDISPATCHED;
 	}