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Title block template editor: added an "Integrate logo" button.

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git-svn-id: svn+ssh://svn.tuxfamily.org/svnroot/qet/qet/branches/0.3@1140 bfdf4180-ca20-0410-9c96-a3a8aa849046
This commit is contained in:
xavier
2010-12-28 18:57:24 +00:00
parent 0ae33913e3
commit 2b0e478f08
2 changed files with 91 additions and 0 deletions
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87
sources/templateeditor.cpp
View File

@@ -120,6 +120,79 @@ void TemplateEditor::quit() {
close();
}
/**
Allows the user to easily integrate a logo in to the currently edited title block
template.
*/
void TemplateEditor::integrateLogo() {
// we need a filepath
QString filepath = QFileDialog::getOpenFileName(
this,
tr("S\351lectionnez un fichier image"),
QString(),
tr("Images vectorielles (*.svg);;Images bitmap (*.png *.jpg *.jpeg *.gif *.bmp *.xpm);;Tous les fichiers (*)")
);
if (filepath.isNull()) return;
// that filepath needs to point to a valid, readable file
QFileInfo filepath_info(filepath);
if (!filepath_info.exists() || !filepath_info.isReadable()) {
QMessageBox::critical(this, tr("Erreur"), tr("Impossible d'ouvrir le fichier sp\351cifi\351"));
return;
}
QString filename = filepath_info.fileName();
/// TODO identify whether the given file is a bitmap or vector graphics and integrate it accordingly
// now, we need the XML document of the currently edited template
QDomDocument xml_template;
if (!xml_template.setContent(getXmlString())) {
QMessageBox::critical(this, tr("Erreur"), tr("Le code XML du mod\350le ne semble pas \320tre valide."));
return;
}
// we need a <logos> section
QDomElement logos_section = xml_template.documentElement().firstChildElement("logos");
QDomElement logo_xml_elmt;
if (logos_section.isNull()) {
logos_section = xml_template.createElement("logos");
xml_template.documentElement().appendChild(logos_section);
} else {
// is there a logo of the same name already?
QString tag = "logo";
for (QDomElement e = logos_section.firstChildElement(tag) ; !e.isNull() ; e = e.nextSiblingElement(tag)) {
if (e.attribute("name") == filename) {
logo_xml_elmt = e;
break;
}
}
}
// we read the provided logo
QFile logo_file(filepath);
logo_file.open(QIODevice::ReadOnly);
QString base64_string = QString(logo_file.readAll().toBase64());
// we insert it into our XML document
QDomText t = xml_template.createTextNode(base64_string);
if (!logo_xml_elmt.isNull()) {
logo_xml_elmt.setAttribute("storage", "base64");
QDomNodeList children = logo_xml_elmt.childNodes();
for (int i = 0 ; i < children .count() ; ++ i) logo_xml_elmt.removeChild(children.at(i));
logo_xml_elmt.appendChild(t);
} else {
QDomElement new_logo = xml_template.createElement("logo");
new_logo.appendChild(t);
new_logo.setAttribute("storage", "base64");
new_logo.setAttribute("type", filepath_info.suffix());
new_logo.setAttribute("name", filename);
logos_section.appendChild(new_logo);
}
// we put back the XML description in the text area
setXmlString(xml_template);
}
/**
Builds the user interface.
*/
@@ -135,15 +208,18 @@ void TemplateEditor::build() {
template_xml_edit_ -> setFontFamily("monospace");
template_xml_edit_ -> setWordWrapMode(QTextOption::NoWrap);
integrate_logo_ = new QPushButton(tr("Int\351grer un logo"));
validate_button_ = new QPushButton(tr("V\351rifier le mod\350le"));
save_button_ = new QPushButton(tr("Enregistrer et appliquer"));
quit_button_ = new QPushButton(tr("Quitter"));
connect(integrate_logo_, SIGNAL(released()), this, SLOT(integrateLogo()));
connect(validate_button_, SIGNAL(released()), this, SLOT(validate()));
connect(save_button_, SIGNAL(released()), this, SLOT(save()));
connect(quit_button_, SIGNAL(released()), this, SLOT(quit()));
QHBoxLayout *h_layout0 = new QHBoxLayout();
h_layout0 -> addWidget(integrate_logo_);
h_layout0 -> addWidget(validate_button_);
h_layout0 -> addWidget(save_button_);
h_layout0 -> addWidget(quit_button_);
@@ -190,3 +266,14 @@ QString TemplateEditor::getXmlString() const {
xml_str = xml_str.arg(Qt::escape(template_name_edit_ -> text())).arg(template_xml_edit_ -> toPlainText());
return(xml_str);
}
/**
Displays the given title block template XML code
@param xml_doc The XML description of a title block template
*/
void TemplateEditor::setXmlString(const QDomDocument &xml_doc) {
QString xml_str = xml_doc.toString(4);
xml_str.replace(QRegExp("^<titleblocktemplate[^>]*>"), "");
xml_str.replace(QRegExp("</titleblocktemplate>"), "");
template_xml_edit_ -> setPlainText(" " + xml_str.trimmed());
}

4
sources/templateeditor.h
View File

@@ -18,6 +18,7 @@
#ifndef TEMPLATE_EDITOR_H
#define TEMPLATE_EDITOR_H
#include <QtGui>
#include <QtXml>
class QETProject;
/**
This class allows the user to edit a title block template.
@@ -41,11 +42,13 @@ class TemplateEditor : public QWidget {
void validate();
void save();
void quit();
void integrateLogo();
private:
void build();
void updateProjectLabel();
QString getXmlString() const;
void setXmlString(const QDomDocument &);
// attributes
private:
@@ -55,6 +58,7 @@ class TemplateEditor : public QWidget {
QLabel *static_xml_3_;
QLineEdit *template_name_edit_;
QTextEdit *template_xml_edit_;
QPushButton *integrate_logo_;
QPushButton *validate_button_;
QPushButton *save_button_;
QPushButton *quit_button_;