From 806dda08d685bc5f9ed71dfe8b61f21848d48066 Mon Sep 17 00:00:00 2001 From: Gabriel de Dietrich Date: Fri, 17 Aug 2012 13:23:19 +0200 Subject: Moving .qdoc files under examples/widgets/doc Updated those .qdoc files to refer to the new relative examples emplacement. Images and snippets to be moved later. Also grouped all widgets related examples under widgets. Change-Id: Ib29696e2d8948524537f53e8dda88f9ee26a597f Reviewed-by: J-P Nurmi --- examples/widgets/codeeditor/codeeditor.cpp | 170 ----------------------------- 1 file changed, 170 deletions(-) delete mode 100644 examples/widgets/codeeditor/codeeditor.cpp (limited to 'examples/widgets/codeeditor/codeeditor.cpp') diff --git a/examples/widgets/codeeditor/codeeditor.cpp b/examples/widgets/codeeditor/codeeditor.cpp deleted file mode 100644 index 2a2750c035..0000000000 --- a/examples/widgets/codeeditor/codeeditor.cpp +++ /dev/null @@ -1,170 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies). -** Contact: http://www.qt-project.org/ -** -** This file is part of the examples of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:BSD$ -** You may use this file under the terms of the BSD license as follows: -** -** "Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor -** the names of its contributors may be used to endorse or promote -** products derived from this software without specific prior written -** permission. -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT -** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, -** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY -** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE -** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include - -#include "codeeditor.h" - -//![constructor] - -CodeEditor::CodeEditor(QWidget *parent) : QPlainTextEdit(parent) -{ - lineNumberArea = new LineNumberArea(this); - - connect(this, SIGNAL(blockCountChanged(int)), this, SLOT(updateLineNumberAreaWidth(int))); - connect(this, SIGNAL(updateRequest(QRect,int)), this, SLOT(updateLineNumberArea(QRect,int))); - connect(this, SIGNAL(cursorPositionChanged()), this, SLOT(highlightCurrentLine())); - - updateLineNumberAreaWidth(0); - highlightCurrentLine(); -} - -//![constructor] - -//![extraAreaWidth] - -int CodeEditor::lineNumberAreaWidth() -{ - int digits = 1; - int max = qMax(1, blockCount()); - while (max >= 10) { - max /= 10; - ++digits; - } - - int space = 3 + fontMetrics().width(QLatin1Char('9')) * digits; - - return space; -} - -//![extraAreaWidth] - -//![slotUpdateExtraAreaWidth] - -void CodeEditor::updateLineNumberAreaWidth(int /* newBlockCount */) -{ - setViewportMargins(lineNumberAreaWidth(), 0, 0, 0); -} - -//![slotUpdateExtraAreaWidth] - -//![slotUpdateRequest] - -void CodeEditor::updateLineNumberArea(const QRect &rect, int dy) -{ - if (dy) - lineNumberArea->scroll(0, dy); - else - lineNumberArea->update(0, rect.y(), lineNumberArea->width(), rect.height()); - - if (rect.contains(viewport()->rect())) - updateLineNumberAreaWidth(0); -} - -//![slotUpdateRequest] - -//![resizeEvent] - -void CodeEditor::resizeEvent(QResizeEvent *e) -{ - QPlainTextEdit::resizeEvent(e); - - QRect cr = contentsRect(); - lineNumberArea->setGeometry(QRect(cr.left(), cr.top(), lineNumberAreaWidth(), cr.height())); -} - -//![resizeEvent] - -//![cursorPositionChanged] - -void CodeEditor::highlightCurrentLine() -{ - QList extraSelections; - - if (!isReadOnly()) { - QTextEdit::ExtraSelection selection; - - QColor lineColor = QColor(Qt::yellow).lighter(160); - - selection.format.setBackground(lineColor); - selection.format.setProperty(QTextFormat::FullWidthSelection, true); - selection.cursor = textCursor(); - selection.cursor.clearSelection(); - extraSelections.append(selection); - } - - setExtraSelections(extraSelections); -} - -//![cursorPositionChanged] - -//![extraAreaPaintEvent_0] - -void CodeEditor::lineNumberAreaPaintEvent(QPaintEvent *event) -{ - QPainter painter(lineNumberArea); - painter.fillRect(event->rect(), Qt::lightGray); - -//![extraAreaPaintEvent_0] - -//![extraAreaPaintEvent_1] - QTextBlock block = firstVisibleBlock(); - int blockNumber = block.blockNumber(); - int top = (int) blockBoundingGeometry(block).translated(contentOffset()).top(); - int bottom = top + (int) blockBoundingRect(block).height(); -//![extraAreaPaintEvent_1] - -//![extraAreaPaintEvent_2] - while (block.isValid() && top <= event->rect().bottom()) { - if (block.isVisible() && bottom >= event->rect().top()) { - QString number = QString::number(blockNumber + 1); - painter.setPen(Qt::black); - painter.drawText(0, top, lineNumberArea->width(), fontMetrics().height(), - Qt::AlignRight, number); - } - - block = block.next(); - top = bottom; - bottom = top + (int) blockBoundingRect(block).height(); - ++blockNumber; - } -} -//![extraAreaPaintEvent_2] - -- cgit v1.2.3