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HTML table chat representation replaced by QTextTable one

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This commit is contained in:
apprb 2014-09-11 02:22:00 +07:00
parent beb93c192e
commit 096874d5f4
4 changed files with 73 additions and 68 deletions
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29
widget/chatareawidget.cpp
View File

@ -33,6 +33,22 @@ ChatAreaWidget::ChatAreaWidget(QWidget *parent) :
setOpenLinks(false);
setAcceptRichText(false);
chatTextTable = textCursor().insertTable(1,3);
QTextTableFormat tableFormat;
tableFormat.setColumnWidthConstraints({QTextLength(QTextLength::VariableLength,0),
QTextLength(QTextLength::PercentageLength,100),
QTextLength(QTextLength::VariableLength,0)});
tableFormat.setBorderStyle(QTextFrameFormat::BorderStyle_None);
chatTextTable->setFormat(tableFormat);
chatTextTable->format().setCellSpacing(2);
chatTextTable->format().setWidth(QTextLength(QTextLength::PercentageLength,100));
nameFormat.setAlignment(Qt::AlignRight);
nameFormat.setNonBreakableLines(true);
dateFormat.setAlignment(Qt::AlignLeft);
dateFormat.setNonBreakableLines(true);
connect(this, &ChatAreaWidget::anchorClicked, this, &ChatAreaWidget::onAnchorClicked);
connect(verticalScrollBar(), SIGNAL(rangeChanged(int,int)), this, SLOT(onSliderRangeChanged()));
}
@ -87,12 +103,17 @@ void ChatAreaWidget::insertMessage(ChatAction *msgAction)
checkSlider();
moveCursor(QTextCursor::End);
moveCursor(QTextCursor::PreviousCell);
QTextCursor cur = textCursor();
int row = chatTextTable->rows() - 1;
chatTextTable->cellAt(row,0).firstCursorPosition().setBlockFormat(nameFormat);
chatTextTable->cellAt(row,2).firstCursorPosition().setBlockFormat(dateFormat);
QTextCursor cur = chatTextTable->cellAt(row,1).firstCursorPosition();
cur.clearSelection();
cur.setKeepPositionOnInsert(true);
insertHtml(msgAction->getHtml());
chatTextTable->cellAt(row,0).firstCursorPosition().insertHtml(msgAction->getName());
chatTextTable->cellAt(row,1).firstCursorPosition().insertHtml(msgAction->getMessage());
chatTextTable->cellAt(row,2).firstCursorPosition().insertHtml(msgAction->getDate());
chatTextTable->appendRows(1);
msgAction->setTextCursor(cur);
messages.append(msgAction);

3
widget/chatareawidget.h
View File

@ -19,6 +19,7 @@
#include <QTextBrowser>
#include <QList>
#include <QTextTable>
class ChatAction;
@ -46,6 +47,8 @@ private:
QList<ChatAction*> messages;
bool lockSliderToBottom;
int sliderPosition;
QTextTable *chatTextTable;
QTextBlockFormat nameFormat, dateFormat;
};
#endif // CHATAREAWIDGET_H

86
widget/tool/chataction.cpp
View File

@ -40,34 +40,42 @@ QString ChatAction::QImage2base64(const QImage &img)
return ba.toBase64();
}
QString ChatAction::wrapName(const QString &name)
QString ChatAction::getName()
{
if (isMe)
return QString("<td><div class=name_me>" + name + "</div></td>\n");
return QString("<div class=name_me>" + name + "</div>");
else
return QString("<td><div class=name>" + name + "</div></td>\n");
return QString("<div class=name>" + name + "</div>");
}
QString ChatAction::wrapDate(const QString &date)
QString ChatAction::getDate()
{
QString res = "<td align=right><div class=date>" + date + "</div></td>\n";
return res;
}
QString ChatAction::wrapMessage(const QString &message)
{
QString res = "<td width=100%><div class=message>" + message + "</div></td>\n";
return res;
}
QString ChatAction::wrapWholeLine(const QString &line)
{
QString res = "<tr>\n" + line + "</tr>\n";
QString res = "<div class=date>" + date + "</div>";
return res;
}
MessageAction::MessageAction(const QString &author, const QString &message, const QString &date, const bool &me) :
ChatAction(me)
ChatAction(me, author, date),
message(message)
{
}
void MessageAction::setTextCursor(QTextCursor cursor)
{
// When this function is called, we're supposed to only update ourselve when needed
// Nobody should ask us to do anything with our content, we're on our own
// Except we never udpate on our own, so we can safely free our resources
(void) cursor;
message.clear();
message.squeeze();
name.clear();
name.squeeze();
date.clear();
date.squeeze();
}
QString MessageAction::getMessage()
{
QString message_ = SmileyPack::getInstance().smileyfied(toHtmlChars(message));
@ -100,29 +108,11 @@ MessageAction::MessageAction(const QString &author, const QString &message, cons
}
message_ = message_.left(message_.length()-4);
content = wrapWholeLine(wrapName(author) + wrapMessage(message_) + wrapDate(date));
}
void MessageAction::setTextCursor(QTextCursor cursor)
{
// When this function is called, we're supposed to only update ourselve when needed
// Nobody should ask us to do anything with our content, we're on our own
// Except we never udpate on our own, so we can safely free our resources
(void) cursor;
content.clear();
content.squeeze();
}
QString MessageAction::getHtml()
{
return content;
return QString("<div class=message>" + message_ + "</div>");
}
FileTransferAction::FileTransferAction(FileTransferInstance *widget, const QString &author, const QString &date, const bool &me) :
ChatAction(me),
sender(author),
timestamp(date)
ChatAction(me, author, date)
{
w = widget;
@ -133,22 +123,16 @@ FileTransferAction::~FileTransferAction()
{
}
QString FileTransferAction::getHtml()
QString FileTransferAction::getMessage()
{
QString widgetHtml;
if (w != nullptr)
widgetHtml = w->getHtmlImage();
else
widgetHtml = "<div class=quote>EMPTY CONTENT</div>";
QString res = wrapWholeLine(wrapName(sender) + wrapMessage(widgetHtml) + wrapDate(timestamp));
return res;
return widgetHtml;
}
QString FileTransferAction::wrapMessage(const QString &message)
{
QString res = "<td width=100%>" + message + "</td>\n";
return res;
}
void FileTransferAction::setTextCursor(QTextCursor cursor)
{
cur = cursor;
@ -166,7 +150,7 @@ void FileTransferAction::updateHtml()
int pos = cur.selectionStart();
cur.removeSelectedText();
cur.setKeepPositionOnInsert(false);
cur.insertHtml(getHtml());
cur.insertHtml(getMessage());
cur.setKeepPositionOnInsert(true);
int end = cur.position();
cur.setPosition(pos);
@ -176,10 +160,10 @@ void FileTransferAction::updateHtml()
if (w->getState() == FileTransferInstance::TransfState::tsCanceled
|| w->getState() == FileTransferInstance::TransfState::tsFinished)
{
sender.clear();
sender.squeeze();
timestamp.clear();
timestamp.squeeze();
name.clear();
name.squeeze();
date.clear();
date.squeeze();
cur = QTextCursor();
}
}

23
widget/tool/chataction.h
View File

@ -25,22 +25,21 @@ class FileTransferInstance;
class ChatAction : public QObject
{
public:
ChatAction(const bool &me) : isMe(me) {;}
ChatAction(const bool &me, const QString &author, const QString &date) : isMe(me), name(author), date(date) {;}
virtual ~ChatAction(){;}
virtual QString getHtml() = 0;
virtual void setTextCursor(QTextCursor cursor){(void)cursor;} ///< Call once, and then you MUST let the object update itself
virtual QString getName();
virtual QString getMessage() = 0;
virtual QString getDate();
protected:
QString toHtmlChars(const QString &str);
QString QImage2base64(const QImage &img);
virtual QString wrapName(const QString &name);
virtual QString wrapDate(const QString &date);
virtual QString wrapMessage(const QString &message);
virtual QString wrapWholeLine(const QString &line);
private:
protected:
bool isMe;
QString name, date;
};
class MessageAction : public ChatAction
@ -48,11 +47,11 @@ class MessageAction : public ChatAction
public:
MessageAction(const QString &author, const QString &message, const QString &date, const bool &me);
virtual ~MessageAction(){;}
virtual QString getHtml();
virtual QString getMessage();
virtual void setTextCursor(QTextCursor cursor) final;
private:
QString content;
QString message;
};
class FileTransferAction : public ChatAction
@ -61,8 +60,7 @@ class FileTransferAction : public ChatAction
public:
FileTransferAction(FileTransferInstance *widget, const QString &author, const QString &date, const bool &me);
virtual ~FileTransferAction();
virtual QString getHtml();
virtual QString wrapMessage(const QString &message);
virtual QString getMessage();
virtual void setTextCursor(QTextCursor cursor) final;
private slots:
@ -70,7 +68,6 @@ private slots:
private:
FileTransferInstance *w;
QString sender, timestamp;
QTextCursor cur;
};