Changeset 561 for trunk/src/gui/widgets/qlabel.cpp

Timestamp:

Feb 11, 2010, 11:19:06 PM (15 years ago)

Author:

Dmitry A. Kuminov

Message:

trunk: Merged in qt 4.6.1 sources.

Location:

trunk

Files:

• . (modified) (1 prop)
• src/gui/widgets/qlabel.cpp (modified) (11 diffs)

trunk/src/gui/widgets/qlabel.cpp

@@ -2 +2 @@
 **
 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
-** Contact: Qt Software Information (qt-info@nokia.com)
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
 **
 ** This file is part of the QtGui module of the Qt Toolkit.
@@ -21 +22 @@
 ** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
 **
-** In addition, as a special exception, Nokia gives you certain
-** additional rights. These rights are described in the Nokia Qt LGPL
-** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this
-** package.
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
 **
 ** GNU General Public License Usage
@@ -34 +34 @@
 ** met: http://www.gnu.org/copyleft/gpl.html.
 **
-** If you are unsure which license is appropriate for your use, please
-** contact the sales department at qt-sales@nokia.com.
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
 ** $QT_END_LICENSE$
 **
@@ -62 +62 @@
 
     \ingroup basicwidgets
-    \ingroup text
-    \mainclass
 
     QLabel is used for displaying text or an image. No user
@@ -889 +887 @@
 {
     Q_D(QLabel);
-    d->sendControlEvent(ev);
+    if (d->control) {
+        d->sendControlEvent(ev);
+        QTextCursor cursor = d->control->textCursor();
+        Qt::FocusReason reason = ev->reason();
+        if (reason != Qt::ActiveWindowFocusReason
+            && reason != Qt::PopupFocusReason
+            && cursor.hasSelection()) {
+            cursor.clearSelection();
+            d->control->setTextCursor(cursor);
+        }
+    }
+
     QFrame::focusOutEvent(ev);
 }
@@ -972 +981 @@
     if (d->isTextLabel) {
         QRectF lr = d->layoutRect();
+        QStyleOption opt;
+        opt.initFrom(this);
+#ifndef QT_NO_STYLE_STYLESHEET
+        if (QStyleSheetStyle* cssStyle = qobject_cast<QStyleSheetStyle*>(style)) {
+            cssStyle->styleSheetPalette(this, &opt, &opt.palette);
+        }
+#endif
         if (d->control) {
 #ifndef QT_NO_SHORTCUT
@@ -985 +1001 @@
 
             QAbstractTextDocumentLayout::PaintContext context;
-            QStyleOption opt(0);
-            opt.init(this);
-
-            if (!isEnabled() && style->styleHint(QStyle::SH_EtchDisabledText, &opt, this)) {
-                context.palette = palette();
+            if (!isEnabled() && !d->control &&
+                // We cannot support etched for rich text controls because custom
+                // colors and links will override the light palette
+                style->styleHint(QStyle::SH_EtchDisabledText, &opt, this)) {
+                context.palette = opt.palette;
                 context.palette.setColor(QPalette::Text, context.palette.light().color());
                 painter.save();
@@ -1000 +1016 @@
 
             // Adjust the palette
-            context.palette = palette();
-#ifndef QT_NO_STYLE_STYLESHEET
-            if (QStyleSheetStyle* cssStyle = qobject_cast<QStyleSheetStyle*>(style)) {
-                cssStyle->focusPalette(this, &opt, &context.palette);
-            }
-#endif
+            context.palette = opt.palette;
 
             if (foregroundRole() != QPalette::Text && isEnabled())
@@ -1020 +1031 @@
             if (d->hasShortcut) {
                 flags |= Qt::TextShowMnemonic;
-                QStyleOption opt;
-                opt.initFrom(this);
                 if (!style->styleHint(QStyle::SH_UnderlineShortcut, &opt, this))
                     flags |= Qt::TextHideMnemonic;
             }
-            style->drawItemText(&painter, lr.toRect(), flags, palette(), isEnabled(), d->text, foregroundRole());
+            style->drawItemText(&painter, lr.toRect(), flags, opt.palette, isEnabled(), d->text, foregroundRole());
         }
     } else
@@ -1162 +1171 @@
     hasShortcut = false;
 
-    if (control) {
-        ensureTextPopulated();
-        // Underline the first character that follows an ampersand
-        shortcutCursor = control->document()->find(QLatin1String("&"));
-        if (shortcutCursor.isNull())
-            return;
-        hasShortcut = true;
-        shortcutId = q->grabShortcut(QKeySequence::mnemonic(text));
-        shortcutCursor.deleteChar(); // remove the ampersand
-        shortcutCursor.movePosition(QTextCursor::NextCharacter, QTextCursor::KeepAnchor);
-    } else {
-        if (!text.contains(QLatin1String("&")))
-            return;
-        hasShortcut = true;
-        shortcutId = q->grabShortcut(QKeySequence::mnemonic(text));
-    }
+    if (!text.contains(QLatin1Char('&')))
+        return;
+    hasShortcut = true;
+    shortcutId = q->grabShortcut(QKeySequence::mnemonic(text));
 }
 
@@ -1448 +1445 @@
 #endif
             doc->setUndoRedoEnabled(false);
+
+#ifndef QT_NO_SHORTCUT
+            if (hasShortcut) {
+                // Underline the first character that follows an ampersand (and remove the others ampersands)
+                int from = 0;
+                bool found = false;
+                QTextCursor cursor;
+                while (!(cursor = control->document()->find((QLatin1String("&")), from)).isNull()) {
+                    cursor.deleteChar(); // remove the ampersand
+                    cursor.movePosition(QTextCursor::NextCharacter, QTextCursor::KeepAnchor);
+                    from = cursor.position();
+                    if (!found && cursor.selectedText() != QLatin1String("&")) { //not a second &
+                        found = true;
+                        shortcutCursor = cursor;
+                    }
+                }
+            }
+#endif
         }
     }