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Added new flags to the html optimizer to remove font and color from html and used this for displaying the message in the toaster.

Browse source 
Fixed layout of the toasters.

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@5068 b45a01b8-16f6-495d-af2f-9b41ad6348cc
This commit is contained in:
thunder2 2012-03-31 15:20:19 +00:00
parent 5b5d5b5c43
commit 25a266bcbf
9 changed files with 125 additions and 67 deletions
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70
retroshare-gui/src/gui/chat/HandleRichText.cpp
View file

@ -174,7 +174,15 @@ QString formatText(const QString &text, unsigned int flag)
}
QString formattedText = doc.toString(-1); // -1 removes any annoying carriage return misinterpreted by QTextEdit
optimizeHtml(formattedText);
unsigned int optimizeFlag = 0;
if (flag & RSHTML_FORMATTEXT_REMOVE_FONT) {
optimizeFlag |= RSHTML_OPTIMIZEHTML_REMOVE_FONT;
}
if (flag & RSHTML_FORMATTEXT_REMOVE_COLOR) {
optimizeFlag |= RSHTML_OPTIMIZEHTML_REMOVE_COLOR;
}
optimizeHtml(formattedText, optimizeFlag);
return formattedText;
}
@ -230,7 +238,7 @@ static void removeElement(QDomElement& parentElement, QDomElement& element)
parentElement.removeChild(element);
}
static void optimizeHtml(QDomDocument& doc, QDomElement& currentElement)
static void optimizeHtml(QDomDocument& doc, QDomElement& currentElement, unsigned int flag)
{
if (currentElement.tagName().toLower() == "html") {
// change <html> to <span>
@ -238,7 +246,6 @@ static void optimizeHtml(QDomDocument& doc, QDomElement& currentElement)
}
QDomNode styleNode;
QDomAttr styleAttr;
bool addBR = false;
QDomNodeList children = currentElement.childNodes();
@ -248,11 +255,46 @@ static void optimizeHtml(QDomDocument& doc, QDomElement& currentElement)
// compress style attribute
styleNode = node.attributes().namedItem("style");
if (styleNode.isAttr()) {
styleAttr = styleNode.toAttr();
QString value = styleAttr.value().simplified();
value.replace("margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px;", "margin:0px 0px 0px 0px;");
value.replace("; ", ";");
styleAttr.setValue(value);
QDomAttr styleAttr = styleNode.toAttr();
QString style = styleAttr.value().simplified();
style.replace("margin-top:0px; margin-bottom:0px; margin-left:0px; margin-right:0px;", "margin:0px 0px 0px 0px;");
style.replace("; ", ";");
if (flag & (RSHTML_OPTIMIZEHTML_REMOVE_FONT | RSHTML_OPTIMIZEHTML_REMOVE_COLOR)) {
QStringList styles = style.split(';');
style.clear();
foreach (QString pair, styles) {
if (!pair.trimmed().isEmpty()) {
QStringList keyvalue = pair.split(':');
if (keyvalue.length() == 2) {
QString key = keyvalue.at(0).trimmed();
if (flag & RSHTML_OPTIMIZEHTML_REMOVE_FONT) {
if (key == "font-family" ||
key == "font-size" ||
key == "font-weight" ||
key == "font-style") {
continue;
}
}
if (flag & RSHTML_OPTIMIZEHTML_REMOVE_COLOR) {
if (key == "color") {
continue;
}
}
style += key + ":" + keyvalue.at(1).trimmed() + ";";
} else {
style += pair + ";";
}
}
}
}
if (style.isEmpty()) {
node.attributes().removeNamedItem("style");
styleNode.clear();
} else {
styleAttr.setValue(style);
}
}
if (node.isElement()) {
@ -288,14 +330,14 @@ static void optimizeHtml(QDomDocument& doc, QDomElement& currentElement)
}
// iterate children
optimizeHtml(doc, element);
optimizeHtml(doc, element, flag);
// <p>
if (element.tagName().toLower() == "p") {
// <p style="...">
//styleNode = element.attributes().namedItem("style");
if (element.attributes().size() == 1 && styleNode.isAttr()) {
QString value = styleAttr.toAttr().value().simplified();
QString value = styleNode.toAttr().value().simplified();
if (value == "margin:0px 0px 0px 0px;-qt-block-indent:0;text-indent:0px;" ||
value.startsWith("-qt-paragraph-type:empty;margin:0px 0px 0px 0px;-qt-block-indent:0;text-indent:0px;")) {
@ -319,7 +361,7 @@ static void optimizeHtml(QDomDocument& doc, QDomElement& currentElement)
}
}
void optimizeHtml(QTextEdit *textEdit, QString &text)
void optimizeHtml(QTextEdit *textEdit, QString &text, unsigned int flag)
{
if (textEdit->toHtml() == QTextDocument(textEdit->toPlainText()).toHtml()) {
text = textEdit->toPlainText();
@ -329,10 +371,10 @@ void optimizeHtml(QTextEdit *textEdit, QString &text)
text = textEdit->toHtml();
optimizeHtml(text);
optimizeHtml(text, flag);
}
void optimizeHtml(QString &text)
void optimizeHtml(QString &text, unsigned int flag)
{
int originalLength = text.length();
@ -345,7 +387,7 @@ void optimizeHtml(QString &text)
}
QDomElement body = doc.documentElement();
optimizeHtml(doc, body);
optimizeHtml(doc, body, flag);
text = doc.toString(-1);
std::cerr << "Optimized text to " << text.length() << " bytes , instead of " << originalLength << std::endl;

11
retroshare-gui/src/gui/chat/HandleRichText.h
View file

@ -36,6 +36,13 @@
/* Flags for RsHtml::formatText */
#define RSHTML_FORMATTEXT_EMBED_SMILEYS 1
#define RSHTML_FORMATTEXT_EMBED_LINKS 2
#define RSHTML_FORMATTEXT_REMOVE_FONT 4
#define RSHTML_FORMATTEXT_REMOVE_COLOR 8
#define RSHTML_FORMATTEXT_CLEANSTYLE (RSHTML_FORMATTEXT_REMOVE_FONT | RSHTML_FORMATTEXT_REMOVE_COLOR)
/* Flags for RsHtml::formatText */
#define RSHTML_OPTIMIZEHTML_REMOVE_FONT 2
#define RSHTML_OPTIMIZEHTML_REMOVE_COLOR 1
class QTextEdit;
@ -113,8 +120,8 @@ extern EmbedInHtmlImg defEmbedImg;
QString formatText(const QString &text, unsigned int flag);
bool findAnchors(const QString &text, QStringList& urls);
void optimizeHtml(QTextEdit *textEdit, QString &text);
void optimizeHtml(QString &text);
void optimizeHtml(QTextEdit *textEdit, QString &text, unsigned int flag = 0);
void optimizeHtml(QString &text, unsigned int flag = 0);
QString toHtml(QString text, bool realHtml = true);
} // namespace RsHtml