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-rw-r--r--experimental/tqtinterface/qt4/src/widgets/tqtextedit.cpp124
1 files changed, 112 insertions, 12 deletions
diff --git a/experimental/tqtinterface/qt4/src/widgets/tqtextedit.cpp b/experimental/tqtinterface/qt4/src/widgets/tqtextedit.cpp
index 62c1d5fe9..e299348ab 100644
--- a/experimental/tqtinterface/qt4/src/widgets/tqtextedit.cpp
+++ b/experimental/tqtinterface/qt4/src/widgets/tqtextedit.cpp
@@ -42,6 +42,11 @@
#ifndef TQT_NO_TEXTEDIT
+// Keep this position to avoid patch rejection
+#ifndef TQT_NO_IM
+#include "tqinputcontext.h"
+#endif
+
#include "../kernel/tqrichtext_p.h"
#include "tqpainter.h"
#include "tqpen.h"
@@ -111,6 +116,8 @@ public:
int id[ 7 ];
int preeditStart;
int preeditLength;
+ bool composeMode() const { return ( preeditLength > 0 ); }
+
uint ensureCursorVisibleInShowEvent : 1;
uint tabChangesFocus : 1;
TQString scrollToAnchor; // used to deferr scrollToAnchor() until the show event when we are resized
@@ -1081,6 +1088,10 @@ void TQTextEdit::drawContents( TQPainter *p, int cx, int cy, int cw, int ch )
l += v;
}
}
+
+ // This invocation is required to follow dragging of active window
+ // by the showed candidate window.
+ updateMicroFocusHint();
}
/*!
@@ -1556,6 +1567,35 @@ void TQTextEdit::keyPressEvent( TQKeyEvent *e )
}
/*!
+ This function is not intended as polymorphic usage. Just a shared code
+ fragment that calls TQWidget::sendMouseEventToInputContext() easily for this
+ class.
+ */
+bool TQTextEdit::sendMouseEventToInputContext( TQMouseEvent *e )
+{
+#ifndef TQT_NO_IM
+ if ( d->composeMode() ) {
+ TQTextCursor c( doc );
+ if ( c.place( e->pos(), doc->firstParagraph(), FALSE, FALSE, FALSE ) ) {
+ int mousePos = c.index() - d->preeditStart;
+ if ( cursor->globalY() == c.globalY() &&
+ mousePos >= 0 && mousePos < d->preeditLength ) {
+ TQWidget::sendMouseEventToInputContext( mousePos, e->type(),
+ e->button(), e->state() );
+ }
+ } else if ( e->type() != TQEvent::MouseMove ) {
+ // send button events on out of preedit
+ TQWidget::sendMouseEventToInputContext( -1, e->type(),
+ e->button(), e->state() );
+ }
+ return TRUE;
+ }
+#endif
+ return FALSE;
+}
+
+
+/*!
\reimp
*/
void TQTextEdit::imStartEvent( TQIMEvent *e )
@@ -1585,11 +1625,17 @@ void TQTextEdit::imComposeEvent( TQIMEvent *e )
doc->removeSelection( TQTextDocument::IMCompositionText );
doc->removeSelection( TQTextDocument::IMSelectionText );
- if ( d->preeditLength > 0 && cursor->paragraph() )
+ if ( d->composeMode() && cursor->paragraph() )
cursor->paragraph()->remove( d->preeditStart, d->preeditLength );
cursor->setIndex( d->preeditStart );
d->preeditLength = e->text().length();
- insert( e->text() );
+
+ int sellen = e->selectionLength();
+ uint insertionFlags = CheckNewLines | RemoveSelected | AsIMCompositionText;
+ if ( sellen > 0 ) {
+ insertionFlags |= WithIMSelection;
+ }
+ insert( e->text(), insertionFlags );
// insert can trigger an imEnd event as it emits a textChanged signal, so better
// be careful
if(d->preeditStart != -1) {
@@ -1601,14 +1647,20 @@ void TQTextEdit::imComposeEvent( TQIMEvent *e )
cursor->setIndex( d->preeditStart + e->cursorPos() );
- int sellen = e->selectionLength();
if ( sellen > 0 ) {
cursor->setIndex( d->preeditStart + e->cursorPos() + sellen );
c = *cursor;
cursor->setIndex( d->preeditStart + e->cursorPos() );
doc->setSelectionStart( TQTextDocument::IMSelectionText, *cursor );
doc->setSelectionEnd( TQTextDocument::IMSelectionText, c );
+#if 0
+ // Disabled for Asian input method that shows candidate
+ // window. This behavior is same as TQt/E 2.3.7 which supports
+ // Asian input methods. Asian input methods need start point
+ // of IM selection text to place candidate window as adjacent
+ // to the selection text.
cursor->setIndex( d->preeditStart + d->preeditLength );
+#endif
}
}
@@ -1632,11 +1684,12 @@ void TQTextEdit::imEndEvent( TQIMEvent *e )
if (undoRedoInfo.type == UndoRedoInfo::IME)
undoRedoInfo.type = UndoRedoInfo::Invalid;
- if ( d->preeditLength > 0 && cursor->paragraph() )
+ if ( d->composeMode() && cursor->paragraph() )
cursor->paragraph()->remove( d->preeditStart, d->preeditLength );
if ( d->preeditStart >= 0 ) {
cursor->setIndex( d->preeditStart );
- insert( e->text() );
+ //TODO: TQt 4 we should use the new virtual insert function
+ insert( e->text(), FALSE );
}
d->preeditStart = d->preeditLength = -1;
@@ -2127,6 +2180,13 @@ void TQTextEdit::drawCursor( bool visible )
isReadOnly() )
return;
+ // Asian users regard selection text as cursor on candidate
+ // selection phase of input method, so ordinary cursor should be
+ // invisible if IM selection text exists.
+ if ( doc->hasSelection( TQTextDocument::IMSelectionText ) ) {
+ visible = FALSE;
+ }
+
TQPainter p( viewport() );
TQRect r( cursor->topParagraph()->rect() );
cursor->paragraph()->setChanged( TRUE );
@@ -2201,6 +2261,9 @@ void TQTextEdit::contentsMousePressEvent( TQMouseEvent *e )
}
#endif
+ if ( sendMouseEventToInputContext( e ) )
+ return;
+
if ( d->trippleClickTimer->isActive() &&
( e->globalPos() - d->trippleClickPoint ).manhattanLength() <
TQApplication::startDragDistance() ) {
@@ -2306,7 +2369,9 @@ void TQTextEdit::contentsMouseMoveEvent( TQMouseEvent *e )
return;
}
#endif
- if ( mousePressed ) {
+ if ( sendMouseEventToInputContext( e ) ) {
+ // don't return from here to avoid cursor vanishing
+ } else if ( mousePressed ) {
#ifndef TQT_NO_DRAGANDDROP
if ( mightStartDrag ) {
dragStartTimer->stop();
@@ -2363,7 +2428,7 @@ void TQTextEdit::copyToClipboard()
void TQTextEdit::contentsMouseReleaseEvent( TQMouseEvent * e )
{
- if ( !inDoubleClick ) { // could be the release of a dblclick
+ if ( !inDoubleClick && !d->composeMode() ) { // could be the release of a dblclick
int para = 0;
int index = charAt( e->pos(), &para );
emit clicked( para, index );
@@ -2374,6 +2439,8 @@ void TQTextEdit::contentsMouseReleaseEvent( TQMouseEvent * e )
return;
}
#endif
+ if ( sendMouseEventToInputContext( e ) )
+ return;
TQTextCursor oldCursor = *cursor;
if ( scrollTimer->isActive() )
scrollTimer->stop();
@@ -2467,7 +2534,7 @@ void TQTextEdit::contentsMouseReleaseEvent( TQMouseEvent * e )
void TQTextEdit::contentsMouseDoubleClickEvent( TQMouseEvent * e )
{
- if ( e->button() != Qt::LeftButton ) {
+ if ( e->button() != Qt::LeftButton && !d->composeMode() ) {
e->ignore();
return;
}
@@ -2498,6 +2565,9 @@ void TQTextEdit::contentsMouseDoubleClickEvent( TQMouseEvent * e )
} else
#endif
{
+ if ( sendMouseEventToInputContext( e ) )
+ return;
+
TQTextCursor c1 = *cursor;
TQTextCursor c2 = *cursor;
#if defined(TQ_OS_MAC)
@@ -2673,10 +2743,15 @@ void TQTextEdit::contentsDropEvent( TQDropEvent *e )
*/
void TQTextEdit::contentsContextMenuEvent( TQContextMenuEvent *e )
{
+ e->accept();
+#ifndef TQT_NO_IM
+ if ( d->composeMode() )
+ return;
+#endif
+
clearUndoRedo();
mousePressed = FALSE;
- e->accept();
#ifndef TQT_NO_POPUPMENU
TQGuardedPtr<TQTextEdit> that = this;
TQGuardedPtr<TQPopupMenu> popup = createPopupMenu( e->pos() );
@@ -2826,6 +2901,12 @@ void TQTextEdit::placeCursor( const TQPoint &pos, TQTextCursor *c, bool link )
void TQTextEdit::updateMicroFocusHint()
{
TQTextCursor c( *cursor );
+#if 0
+ // Disabled for Asian input method that shows candidate
+ // window. This behavior is same as TQt/E 2.3.7 which supports
+ // Asian input methods. Asian input methods need start point of IM
+ // selection text to place candidate window as adjacent to the
+ // selection text.
if ( d->preeditStart != -1 ) {
c.setIndex( d->preeditStart );
if(doc->hasSelection(TQTextDocument::IMSelectionText)) {
@@ -2834,7 +2915,8 @@ void TQTextEdit::updateMicroFocusHint()
c.setIndex(index);
}
}
-
+#endif
+
if ( hasFocus() || viewport()->hasFocus() ) {
int h = c.paragraph()->lineHeightOfChar( cursor->index() );
if ( !readonly ) {
@@ -2998,6 +3080,8 @@ void TQTextEdit::insert( const TQString &text, uint insertionFlags )
bool indent = insertionFlags & RedoIndentation;
bool checkNewLine = insertionFlags & CheckNewLines;
bool removeSelected = insertionFlags & RemoveSelected;
+ bool imComposition = insertionFlags & AsIMCompositionText;
+ bool imSelection = insertionFlags & WithIMSelection;
TQString txt( text );
drawCursor( FALSE );
if ( !isReadOnly() && doc->hasSelection( TQTextDocument::Standard ) && removeSelected )
@@ -3037,7 +3121,10 @@ void TQTextEdit::insert( const TQString &text, uint insertionFlags )
formatMore();
repaintChanged();
ensureCursorVisible();
- drawCursor( TRUE );
+ // Asian users regard selection text as cursor on candidate
+ // selection phase of input method, so ordinary cursor should be
+ // invisible if IM selection text exists.
+ drawCursor( !imSelection );
if ( undoEnabled && !isReadOnly() && undoRedoInfo.type != UndoRedoInfo::IME ) {
undoRedoInfo.d->text += txt;
@@ -3059,7 +3146,13 @@ void TQTextEdit::insert( const TQString &text, uint insertionFlags )
doc->setSelectionEnd( TQTextDocument::Standard, *cursor );
repaintChanged();
}
- updateMicroFocusHint();
+ // updateMicroFocusHint() should not be invoked here when this
+ // function is invoked from imComposeEvent() because cursor
+ // postion is incorrect yet. imComposeEvent() invokes
+ // updateMicroFocusHint() later.
+ if ( !imComposition ) {
+ updateMicroFocusHint();
+ }
setModified();
emit textChanged();
}
@@ -5571,6 +5664,13 @@ TQPopupMenu *TQTextEdit::createPopupMenu( const TQPoint& pos )
#else
d->id[ IdSelectAll ] = popup->insertItem( tr( "Select All" ) + ACCEL_KEY( A ) );
#endif
+
+#ifndef TQT_NO_IM
+ TQInputContext *qic = getInputContext();
+ if ( qic )
+ qic->addMenusTo( popup );
+#endif
+
popup->setItemEnabled( d->id[ IdUndo ], !isReadOnly() && doc->commands()->isUndoAvailable() );
popup->setItemEnabled( d->id[ IdRedo ], !isReadOnly() && doc->commands()->isRedoAvailable() );
#ifndef TQT_NO_CLIPBOARD
generated by cgit v1.2.1 (git 2.18.0) at 2024-08-21 17:35:59 +0000