diff src/multichoicedialog.cpp @ 370:b9c153e00e84

Move source files to src/

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/multichoicedialog.cpp	Thu Mar 24 10:27:51 2011 +0000
@@ -0,0 +1,345 @@
+/* -*- c-basic-offset: 4 indent-tabs-mode: nil -*-  vi:set ts=8 sts=4 sw=4: */
+
+/*
+    EasyMercurial
+
+    Based on HgExplorer by Jari Korhonen
+    Copyright (c) 2010 Jari Korhonen
+    Copyright (c) 2011 Chris Cannam
+    Copyright (c) 2011 Queen Mary, University of London
+
+    This program is free software; you can redistribute it and/or
+    modify it under the terms of the GNU General Public License as
+    published by the Free Software Foundation; either version 2 of the
+    License, or (at your option) any later version.  See the file
+    COPYING included with this distribution for more information.
+*/
+
+#include "multichoicedialog.h"
+
+#include "selectablelabel.h"
+
+#include "debug.h"
+
+#include <QDialogButtonBox>
+#include <QToolButton>
+#include <QPushButton>
+#include <QFont>
+#include <QDir>
+#include <QFileDialog>
+#include <QUrl>
+
+MultiChoiceDialog::MultiChoiceDialog(QString title, QString heading, QWidget *parent) :
+    QDialog(parent)
+{
+    setModal(true);
+    setWindowTitle(title);
+
+    QGridLayout *outer = new QGridLayout;
+    setLayout(outer);
+
+    outer->addWidget(new QLabel(heading), 0, 0, 1, 3);
+
+    QWidget *innerWidget = new QWidget;
+    outer->addWidget(innerWidget, 1, 0, 1, 3);
+    m_choiceLayout = new QHBoxLayout;
+    innerWidget->setLayout(m_choiceLayout);
+
+    m_descriptionLabel = new QLabel;
+    outer->addWidget(m_descriptionLabel, 2, 0, 1, 3);
+
+    QFont f = m_descriptionLabel->font();
+    f.setPointSize(f.pointSize() * 0.95);
+    m_descriptionLabel->setFont(f);
+
+    m_urlLabel = new QLabel(tr("&URL:"));
+    outer->addWidget(m_urlLabel, 3, 0);
+
+    m_urlCombo = new QComboBox();
+    m_urlCombo->setEditable(true);
+    m_urlLabel->setBuddy(m_urlCombo);
+    connect(m_urlCombo, SIGNAL(editTextChanged(const QString &)),
+            this, SLOT(urlChanged(const QString &)));
+    outer->addWidget(m_urlCombo, 3, 1, 1, 2);
+
+    m_fileLabel = new QLabel(tr("&File:"));
+    outer->addWidget(m_fileLabel, 4, 0);
+
+    m_fileCombo = new QComboBox();
+    m_fileCombo->setEditable(true);
+    m_fileLabel->setBuddy(m_fileCombo);
+    connect(m_fileCombo, SIGNAL(editTextChanged(const QString &)),
+            this, SLOT(fileChanged(const QString &)));
+    outer->addWidget(m_fileCombo, 4, 1);
+    outer->setColumnStretch(1, 20);
+
+    m_browseButton = new QPushButton(tr("Browse..."));
+    outer->addWidget(m_browseButton, 4, 2);
+    connect(m_browseButton, SIGNAL(clicked()), this, SLOT(browse()));
+
+    QDialogButtonBox *bbox = new QDialogButtonBox(QDialogButtonBox::Ok |
+                                                  QDialogButtonBox::Cancel);
+    connect(bbox, SIGNAL(accepted()), this, SLOT(accept()));
+    connect(bbox, SIGNAL(rejected()), this, SLOT(reject()));
+    outer->addWidget(bbox, 5, 0, 1, 3);
+
+    m_okButton = bbox->button(QDialogButtonBox::Ok);
+    updateOkButton();
+
+    setMinimumWidth(480);
+}
+
+QString
+MultiChoiceDialog::getCurrentChoice()
+{
+    return m_currentChoice;
+}
+
+void
+MultiChoiceDialog::setCurrentChoice(QString c)
+{
+    m_currentChoice = c;
+    choiceChanged();
+}
+
+QString
+MultiChoiceDialog::getArgument()
+{
+    if (m_argTypes[m_currentChoice] == UrlArg ||
+        m_argTypes[m_currentChoice] == UrlToDirectoryArg) {
+        return m_urlCombo->currentText();
+    } else {
+        return m_fileCombo->currentText();
+    }
+}
+
+QString
+MultiChoiceDialog::getAdditionalArgument()
+{
+    if (m_argTypes[m_currentChoice] == UrlToDirectoryArg) {
+        return m_fileCombo->currentText();
+    } else {
+        return "";
+    }
+}
+
+void
+MultiChoiceDialog::addRecentArgument(QString id, QString arg,
+                                     bool additionalArgument)
+{
+    if (additionalArgument) {
+        RecentFiles(QString("Recent-%1-add").arg(id)).addFile(arg);
+    } else {
+        RecentFiles(QString("Recent-%1").arg(id)).addFile(arg);
+    }
+}
+
+void
+MultiChoiceDialog::addChoice(QString id, QString text,
+                             QString description, ArgType arg)
+{
+    bool first = (m_texts.empty());
+
+    m_texts[id] = text;
+    m_descriptions[id] = description;
+    m_argTypes[id] = arg;
+    
+    if (arg != NoArg) {
+        m_recentFiles[id] = QSharedPointer<RecentFiles>
+            (new RecentFiles(QString("Recent-%1").arg(id)));
+    }
+
+    SelectableLabel *cb = new SelectableLabel;
+    cb->setSelectedText(text);
+    cb->setUnselectedText(text);
+    cb->setMaximumWidth(270);
+
+    m_choiceLayout->addWidget(cb);
+    m_choiceButtons[cb] = id;
+
+    connect(cb, SIGNAL(selectionChanged()), this, SLOT(choiceChanged()));
+
+    if (first) {
+        m_currentChoice = id;
+        choiceChanged();
+    }
+}
+
+QString
+MultiChoiceDialog::getDefaultPath() const
+{
+    QDir home(QDir::home());
+    QDir dflt;
+
+    dflt = QDir(home.filePath(tr("My Documents")));
+    DEBUG << "testing " << dflt << endl;
+    if (dflt.exists()) return dflt.canonicalPath();
+
+    dflt = QDir(home.filePath(tr("Documents")));
+    DEBUG << "testing " << dflt << endl;
+    if (dflt.exists()) return dflt.canonicalPath();
+
+    DEBUG << "all failed, returning " << home << endl;
+    return home.canonicalPath();
+}
+
+void
+MultiChoiceDialog::browse()
+{
+    QString origin = getArgument();
+
+    if (origin == "") {
+        origin = getDefaultPath();
+    }
+
+    QString path = origin;
+
+    if (m_argTypes[m_currentChoice] == DirectoryArg ||
+        m_argTypes[m_currentChoice] == UrlToDirectoryArg) {
+
+        path = QFileDialog::getExistingDirectory
+            (this, tr("Open Directory"), origin,
+             QFileDialog::ShowDirsOnly | QFileDialog::DontResolveSymlinks);
+        if (path != QString()) {
+            m_fileCombo->lineEdit()->setText(path + QDir::separator());
+        }
+
+    } else {
+
+        path = QFileDialog::getOpenFileName
+            (this, tr("Open File"), origin);
+        if (path != QString()) {
+            m_fileCombo->lineEdit()->setText(path);
+        }
+    }
+}
+
+void
+MultiChoiceDialog::urlChanged(const QString &s)
+{
+    updateOkButton();
+}
+
+void
+MultiChoiceDialog::fileChanged(const QString &s)
+{
+    updateOkButton();
+}
+
+void
+MultiChoiceDialog::updateOkButton()
+{
+/* This doesn't work well
+    if (m_argTypes[m_currentChoice] != UrlToDirectoryArg) {
+        return;
+    }
+    QDir dirPath(m_fileCombo->currentText());
+    if (!dirPath.exists()) {
+        if (!dirPath.cdUp()) return;
+    }
+    QString url = m_urlCombo->currentText();
+    if (QRegExp("^\\w+://").indexIn(url) < 0) {
+        return;
+    }
+    QString urlDirName = url;
+    urlDirName.replace(QRegExp("^.*\\//.*\\/"), "");
+    if (urlDirName == "" || urlDirName == url) {
+        return;
+    }
+    m_fileCombo->lineEdit()->setText(dirPath.filePath(urlDirName));
+*/
+    if (m_argTypes[m_currentChoice] == UrlToDirectoryArg) {
+        m_okButton->setEnabled(getArgument() != "" &&
+                               getAdditionalArgument() != "");
+    } else {
+        m_okButton->setEnabled(getArgument() != "");
+    }
+}
+
+void
+MultiChoiceDialog::choiceChanged()
+{
+    DEBUG << "choiceChanged" << endl;
+
+    if (m_choiceButtons.empty()) return;
+
+    QString id = "";
+
+    QObject *s = sender();
+    QWidget *w = qobject_cast<QWidget *>(s);
+    if (w) id = m_choiceButtons[w];
+
+    if (id == m_currentChoice) return;
+    if (id == "") {
+        // Happens when this is called for the very first time, when
+        // m_currentChoice has been set to the intended ID but no
+        // button has actually been pressed -- then we need to
+        // initialise
+        id = m_currentChoice;
+    }
+
+    m_currentChoice = id;
+
+    foreach (QWidget *cw, m_choiceButtons.keys()) {
+        SelectableLabel *sl = qobject_cast<SelectableLabel *>(cw);
+        if (sl) {
+            sl->setSelected(m_choiceButtons[cw] == id);
+        }
+    }
+
+    m_descriptionLabel->setText(m_descriptions[id]);
+
+    m_fileLabel->hide();
+    m_fileCombo->hide();
+    m_browseButton->hide();
+    m_urlLabel->hide();
+    m_urlCombo->hide();
+
+    QSharedPointer<RecentFiles> rf = m_recentFiles[id];
+    m_fileCombo->clear();
+    m_urlCombo->clear();
+
+    switch (m_argTypes[id]) {
+        
+    case NoArg:
+        break;
+
+    case FileArg:
+        m_fileLabel->setText(tr("&File:"));
+        m_fileLabel->show();
+        m_fileCombo->show();
+        m_fileCombo->addItems(rf->getRecent());
+        m_browseButton->show();
+        break;
+
+    case DirectoryArg:
+        m_fileLabel->setText(tr("&Folder:"));
+        m_fileLabel->show();
+        m_fileCombo->show();
+        m_fileCombo->addItems(rf->getRecent());
+        m_browseButton->show();
+        break;
+
+    case UrlArg:
+        m_urlLabel->show();
+        m_urlCombo->show();
+        m_urlCombo->addItems(rf->getRecent());
+        break;
+
+    case UrlToDirectoryArg:
+        m_urlLabel->show();
+        m_urlCombo->show();
+        m_urlCombo->addItems(rf->getRecent());
+        m_fileLabel->setText(tr("&Folder:"));
+        m_fileLabel->show();
+        m_fileCombo->show();
+        m_fileCombo->lineEdit()->setText(getDefaultPath());
+        m_browseButton->show();
+        break;
+    }
+
+    updateOkButton();
+    adjustSize();
+}
+
+