Tell X the selection status also after it is changed by the keyboard, since

we got a consensus on this on the list.
Some calls of haveSelection are still missing, but we need to decide the
"persistent selection" question before those can be implemented properly.


git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@16572 a592a061-630c-0410-9148-cb99ea01b6c8

src/BufferView.C

@@ -63,6 +63,7 @@
 #include "frontends/Alert.h"
 #include "frontends/FileDialog.h"
 #include "frontends/FontMetrics.h"
+#include "frontends/Selection.h"
 
 #include "graphics/Previews.h"
 
@@ -196,6 +197,7 @@ void BufferView::setBuffer(Buffer * b)
 			cursor_.resetAnchor();
 			cursor_.setCursor(buffer_->getCursor().asDocIterator(&(buffer_->inset())));
 			cursor_.setSelection();
+			theSelection().haveSelection(cursor_.selection());
 		}
 	}
 
@@ -1298,6 +1300,7 @@ void BufferView::putSelectionAt(DocIterator const & cur,
 			cursor_.setSelection(cursor_, -length);
 		} else
 			cursor_.setSelection(cursor_, length);
+		theSelection().haveSelection(cursor_.selection());
 	}
 }
 

src/CutAndPaste.C

@@ -46,6 +46,7 @@
 #include "support/lstrings.h"
 
 #include "frontends/Clipboard.h"
+#include "frontends/Selection.h"
 
 #include <boost/tuple/tuple.hpp>
 
@@ -532,6 +533,7 @@ void cutSelection(LCursor & cur, bool doclear, bool realcut)
 		// need a valid cursor. (Lgb)
 		cur.clearSelection();
 		updateLabels(cur.buffer());
+		theSelection().haveSelection(false);
 
 		// tell tabular that a recent copy happened
 		dirtyTabularStack(false);
@@ -709,6 +711,7 @@ void eraseSelection(LCursor & cur)
 		}
 		// need a valid cursor. (Lgb)
 		cur.clearSelection();
+		theSelection().haveSelection(false);
 	} else {
 		lyxerr << "can't erase this selection 1" << endl;
 	}

src/cursor.C

@@ -41,6 +41,8 @@
 #include "mathed/InsetMathScript.h"
 #include "mathed/MathMacroTable.h"
 
+#include "frontends/Selection.h"
+
 #include "support/limited_stack.h"
 
 #include <boost/assert.hpp>
@@ -558,6 +560,7 @@ bool LCursor::selHandle(bool sel)
 
 	resetAnchor();
 	selection() = sel;
+	theSelection().haveSelection(sel);
 	return true;
 }
 

src/insets/insettabular.C

@@ -547,6 +547,8 @@ void InsetTabular::doDispatch(LCursor & cur, FuncRequest & cmd)
 		cell(cur.idx())->dispatch(cur, cmd);
 		if (!cur.result().dispatched()) {
 			isRightToLeft(cur) ? movePrevCell(cur) : moveNextCell(cur);
+			if (cmd.action == LFUN_CHAR_FORWARD_SELECT)
+				theSelection().haveSelection(cur.selection());
 			if (sl == cur.top())
 				cmd = FuncRequest(LFUN_FINISHED_RIGHT);
 			else
@@ -559,6 +561,8 @@ void InsetTabular::doDispatch(LCursor & cur, FuncRequest & cmd)
 		cell(cur.idx())->dispatch(cur, cmd);
 		if (!cur.result().dispatched()) {
 			isRightToLeft(cur) ? moveNextCell(cur) : movePrevCell(cur);
+			if (cmd.action == LFUN_CHAR_BACKWARD_SELECT)
+				theSelection().haveSelection(cur.selection());
 			if (sl == cur.top())
 				cmd = FuncRequest(LFUN_FINISHED_LEFT);
 			else
@@ -580,6 +584,8 @@ void InsetTabular::doDispatch(LCursor & cur, FuncRequest & cmd)
 				TextMetrics const & tm =
 					cur.bv().textMetrics(cell(cur.idx())->getText(0));
 				cur.pos() = tm.x2pos(cur.pit(), 0, cur.targetX());
+				if (cmd.action == LFUN_DOWN_SELECT)
+					theSelection().haveSelection(cur.selection());
 			}
 		if (sl == cur.top()) {
 			// we trick it to go to the RIGHT after leaving the
@@ -605,6 +611,8 @@ void InsetTabular::doDispatch(LCursor & cur, FuncRequest & cmd)
 				ParagraphMetrics const & pm =
 					tm.parMetrics(cur.lastpit());
 				cur.pos() = tm.x2pos(cur.pit(), pm.rows().size()-1, cur.targetX());
+				if (cmd.action == LFUN_UP_SELECT)
+					theSelection().haveSelection(cur.selection());
 			}
 		if (sl == cur.top()) {
 			cmd = FuncRequest(LFUN_FINISHED_UP);
@@ -1868,6 +1876,7 @@ void InsetTabular::cutSelection(LCursor & cur)
 	if (cur.pos() > cur.lastpos())
 		cur.pos() = cur.lastpos();
 	cur.clearSelection();
+	theSelection().haveSelection(false);
 }
 
 

src/lyxfind.C

@@ -29,6 +29,7 @@
 #include "undo.h"
 
 #include "frontends/Alert.h"
+#include "frontends/Selection.h"
 
 #include "support/convert.h"
 #include "support/docstream.h"
@@ -356,6 +357,7 @@ bool findNextChange(BufferView * bv)
 	// Now put cursor to end of selection:
 	bv->cursor().setCursor(cur);
 	bv->cursor().setSelection();
+	theSelection().haveSelection(bv->cursor().selection());
 	// if we used a lfun like in find/replace, dispatch would do
 	// that for us
 	bv->update();

src/mathed/InsetMathHull.C

@@ -1398,6 +1398,7 @@ bool InsetMathHull::searchForward(BufferView * bv, string const & str,
 		MathArray const & a = top.asInsetMath()->cell(top.idx_);
 		if (a.matchpart(ar, top.pos_)) {
 			bv->cursor().setSelection(it, ar.size());
+			theSelection().haveSelection(bv->cursor().selection());
 			current = it;
 			top.pos_ += ar.size();
 			bv->update();

src/text.C

@@ -53,6 +53,7 @@
 
 #include "frontends/FontMetrics.h"
 #include "frontends/Painter.h"
+#include "frontends/Selection.h"
 
 #include "insets/insettext.h"
 #include "insets/insetbibitem.h"
@@ -828,6 +829,7 @@ void LyXText::selectWord(LCursor & cur, word_location loc)
 	cur.resetAnchor();
 	setCursor(cur, to.pit(), to.pos());
 	cur.setSelection();
+	theSelection().haveSelection(cur.selection());
 }
 
 

src/text3.C

@@ -121,8 +121,7 @@ namespace {
 	{
 		if (selecting || cur.mark())
 			cur.setSelection();
-		if (!cur.selection())
-			theSelection().haveSelection(false);
+		theSelection().haveSelection(cur.selection());
 		cur.bv().switchKeyMap();
 	}
 
@@ -1065,6 +1064,8 @@ void LyXText::dispatch(LCursor & cur, FuncRequest & cmd)
 		if (lyxrc.auto_region_delete) {
 			if (cur.selection())
 				cutSelection(cur, false, false);
+				// cutSelection clears the X selection.
+			else
 				theSelection().haveSelection(false);
 		}